Device for soil sampling
SUBSTANCE: device consists of a housing, the electric motor with a shaft, and the storage cylinder-borer. At that the electric motor with the shaft is mounted inside and along the vertical axis of the housing, made in the form of a triangular truss consisting of the upper and lower belts which are interconnected by racks having vertical grooves for guides mounted inside the truss perpendicular to the racks with the ability of vertical movement along them and connected to the housing of the electric motor, equipped with handles extending outside the housing. At that, the electric motor shaft is provided with a magnetostrictive oscillator and has at the end a telescopic rod for removable storage cylinder-borers selected depending on the type of soil.
EFFECT: increased productivity of soil sampling and enhanced functional capabilities.
The invention relates to a device for sampling of soils disturbed structure and can be used to extract different types of soil samples in the field for a comprehensive analysis of agricultural land.
Known manual soil auger sampler, in which by rotating the casing, the outer portion of which is made in the form of a spiral with a cutting edge, with the mill sampling soils with intact, in the undisturbed soil gets into the sample sleeve and destroyed cutting edge soil enters the interturn space spiral screw and lifted it upward, is formed well. When reaching a certain depth sickle blades cut the column of the monolith, aiming towards each other, block the entrance to prosoprano sleeve and the drill is extracted for the shank axis. (EN 2348754, IPC E02D 1/04, G01N 1/04. Soil corer sampler No. 2007131670/03; Appl. 20.08.2007; publ. 10.03.2009; BI No. 7 - 8 S.: ill.).
The disadvantages of such devices is the low productivity of soil sampling, a large volume of process.
The closest technical solution to the present invention is a device for taking samples of silage, hay and roughage (hay, straw) from clamps, pits, trenches, ricks, haystacks and other stores in agriculture is aicte. The device has a cylindrical body with a conical tip in the form of a helical surface, in which there are openings and hopper. The sampler is attached through a cone-shaped tip with a rotation drive motor (RU S, IPC G01N 1/00, G01N 1/04. The sampler No. 2006110686/12; Appl. 03.04.2006; publ. 20.09.2007; BI No. 26 - 7 S.: ill.).
The disadvantages of this device include low efficiency and inconvenience of use in the sampling of soils.
The technical result is to increase the performance of the selection of the soil, extending the functionality of the device.
The technical result is achieved in that the device for sampling soil, consisting of a body, a motor shaft and cumulative cylinder-Bura, according to the invention the electric motor with shaft mounted within and along the vertical axis of the hull, made in the form of triangular trusses consisting of upper and lower zones, which are interconnected struts having a vertical grooves for the guide, installed inside the farm perpendicular to the racks with the possibility of vertical movement along them and connected to the motor housing, provided with a handle outside the housing, the motor shaft is provided with a magnetostrictive generator and con the e has a telescopic rod for removable cumulative cylinders Boer, select depending on soil type.
The novelty of the claimed technical solution is that due to the design features of the device allows sampling of the soil with the lowest energy costs.
According to scientific-technical and patent literature authors unknown to the claimed combination of features, aimed at the achievement of the technical result and this proposal does not follow clearly from the prior art, which allows to make a conclusion about the suitability of a proposal involving an inventive step.
The proposal is industrially applicable as it is functional and can be used in agro-technological processes of agriculture.
The essence of the proposal is illustrated by drawings, where figure 1 shows an external view of the device for selection of soil - side view, figure 2 - top view.
Device for sampling soil consists of a drive motor with the shaft 1 driven control panel 2 control button 3, submitted to the handle arm 4 devices connected through the reduction gear 5 with magnetostrictive generator 6. The shaft 1 at the end of a telescopic rod 7 can be installed in three positions at depth height due to the catches 8. At the end of the telescopic rod 7 is removable cumulative C is link-Bur 9, select depending on soil type. Telescopic rod 7 is connected with the shaft 1 through the cartridge 10.
The motor shaft 1 is mounted within and along the vertical axis of the hull, made in the form of a triangular farm 11, consisting of upper and lower belts 12, which are interconnected by struts 13 having a vertical grooves 14 for the guides 15 installed inside the farm 11 perpendicular to the posts 13 with the possibility of vertical movement along them and connected to the motor housing, provided with a handle 4 extending beyond the hull.
The device operates as follows.
Pre-telescopic rod 7 adjust the length to the desired depth of sampling soil with clamps 8, the distance between which is 20 cm, then it screwed cumulative cylinder-Bur 9, selected for a particular soil type. When you press the control button 3 on the handle arm 4 engine shaft 1 starts to rotate together with gear 5, which is designed for a specific speed and torque, along with this is the inclusion of a magnetostrictive generator 6, which provides vibration borax to reduce energy loss of the drilling process. Applying a force on the arm 4, is moved vertically by a motor using upravlyaushih on the racks 13 - sampling of the soil sample. The device is powered from an independent source, located in a mobile soil-ecological laboratory.
Device for sampling soil, consisting of a body, a motor shaft and cumulative cylinder-Bura, characterized in that the motor shaft is installed inside and along the vertical axis of the hull, made in the form of triangular trusses consisting of upper and lower zones, which are interconnected struts having a vertical grooves for the guide, installed inside the farm perpendicular to the racks with the possibility of vertical movement along them and connected to the motor housing, provided with a handle outside the housing, the motor shaft is provided with a magnetostrictive generator and at the end of a telescopic rod for removable cumulative cylinders Boer, chosen according to soil type.
SUBSTANCE: method includes collecting gases in a sampler and subsequent analysis of the sample material. The sampler is insulated from the ambient environment and a portion of distilled water is added, wherein a suspension of solid particles of the exhaust gas is formed by releasing said particles into said portion of water. Formation of the suspension begins after removing foreign dust and soot particles from the exhaust pipe that have settled there when the internal combustion engine is idle. During sample collection, the suspension is mixed and a sterile syringe is used to collect about 40 ml of liquid, which is then analysed on a laser particle analyser to determine particle size and shape distribution therein. Substance analysis of the suspension is then carried out on a light microscope and electron microscope with an energy-dispersion spectrometer for determining material composition of the solid particles and size and shape distribution of said particles.
EFFECT: determining content of nanodispersed and microdispersed solid particles in exhaust gas.
SUBSTANCE: first, selected are directions for elastic wave propagation directions uniformly distributed over the entire volume of specimen to measure propagation speed and to define the length of every direction. Ultrasound pulses excited in specimen are radiated therein at the start of every direction. Elastic wave travel time is defined for every direction to define the means propagation speed in every direction using obtained elastic wave length and travel time. Then, said specimen is deformed to preset magnitude in stepwise manner, via preset time intervals. At every deformation step, said mean propagation speeds are defined for every directed as described above to define mean propagation speeds for separated part of specimen volume by the method of nuclear Gaussian functions with averaging radius of at least 5 mm. Calculations at every deformation step are displayed as the projection of the specimen vertical section with at least 5 mm deep layer with dyeing of projection sections by different colours proportional with calculated speed difference for said sections between current and previous deformation steps to make conclusion of specimen density variation.
EFFECT: higher-quality and more detailed picture of compaction and destruction zones.
4 cl, 4 dwg
SUBSTANCE: wings of ilium are punctured in an anterior and posterior one-third of the wings with two trocars being inserted into each wing. The bone marrow (BM) is collected by simple aspiration, aspiration irrigation or a combination thereof at an underpressure of 0.6 Atm with using a device. The bone marrow preparation device comprises a disposable multi-channel closed system, an aspiration collection unit and a perfusion unit. The group of inventions also refers to a method for assessing the prepared bone marrow. The effect is ensured by automatic control of myeloaspiration by preparing a biological material with using a special designed device for the bone marrow collection.
EFFECT: using the given method for preparing the bone marrow provides preparing the sterile bone marrow rich in viable multipotent mesenchymal stromal and hemopoietic progenitor cells.
7 cl, 1 ex, 1 dwg, 1 tbl
SUBSTANCE: method of zinc extraction from bottom sediments with an ionic liquid includes preparation of an analytic sample. Extraction of zinc from the solid sample is performed with application of the ionic liquid 1-butyl-3-methylimidazolium hexaphosphate with additives of ammonium thiocyanate and potassium iodide with further quantitative determination of zinc (II) ions in a concentrate of an organic phase of the ionic liquid.
EFFECT: providing degree of element extraction close to one hundred percent.
1 dwg, 2 ex, 2 tbl
SUBSTANCE: invention relates to a cartridge for a bioanalytical reaction device. The cartridge contains at least one chamber for a sample, which has a wall, through which the said sample can be processed or analysed by the bioanalytical reaction device. The cartridge also contains a case and a platform, and the platform contains the said at least one chamber for the sample and is connected with a possibility of travel with the case in such a way that the platform is able to move between the removed position, in which the wall is protected by the case, and the protruded position, in which the wall is outside the case, by putting operating means in action. The bioanalytical reaction device has a slot for reception of the cartridge, and contains an operating device for moving out and removal of the platform.
EFFECT: technical result which is achieved lies in provision of protection of the sample from contamination and damage without excessive complication of the cartridge construction.
15 cl, 5 dwg
SUBSTANCE: system comprises at least two samplers installed in the holes of a bearing element set on a vessel casing. Every sampler is fitted by a tubular lead-in part on the inner installation side of the bearing element and a discharge part on the upper side of the bearing element having sections for hydraulic or pneumatic valves to be connected. Lead-in parts are of different length. The bearing element is made as a removable flange with the holes in it being connecting ports. Each tubular lead-in and discharge parts are made as separate elements. The discharge part is coupled with the connecting port permanently and the tubular lead-in part is coupled with the said port by a detachable joint. Tubular lead-in part of each sampler is made as tubes of lower, middle and upper levels installed in the flange hole on the flange installation side by means of a detachable joint.
EFFECT: universality of a unit due to the possibility of its usage in vessels for fluid products of different types.
10 cl, 5 dwg
FIELD: engines and pumps.
SUBSTANCE: invention relates to supervision of vehicle operating conditions and estimation of harmful emissions. Sampling device comprises sampler connected with exhaust pipe via inlet pipe, sampling resilient chamber arranged in portable appliance and checkout hardware. Said sampling resilient detachable chamber is equipped with remote control shutoff element. Detachable appliance is equipped with the branch pipe with outlet located in one plane with sampler end. Inlet pipe has rotary mechanism for connection with the next sampling resilient chamber and valve to shut off the ICE off-gas ingress into inlet valve. Note here that every sampling resilient chamber has a contact mechanism of sampling outage at filling the entire volume of said chamber. Besides, portable appliance has inner cooling shell and cooled duct for off-gas passage from vehicle exhaust pipe. Said checkout hardware is composed of processor connected with rotary mechanism. The latter connected the next sampling chamber with the device inlet pipe and valve that shuts off ICE off-gas flow into inlet pipe.
EFFECT: off-gas sampling under whatever operating conditions, ruled out occurrence of secondary chemical reactions.
SUBSTANCE: device for preparation, storage and transportation of dry objects of liquids comprises a dry container with an adsorption element whereon a liquid aliquot containing analysed components can be applied and dried. An adsorption element is made of a moisture absorbing porous material having the adsorption capacity not less than 40 mg per cm2 and an ability for reversible desorption of dry components in an immersible sample solution of at least a working area of the adsorption element with the dry sample in the sample solution with an effectiveness of 30% at the end of no more than 300 sec after the contact of the dry sample with the sample solution.
EFFECT: invention enables obtaining the reproducible results of the analysis of biological liquids, facilitates the structure of the sorbent element.
10 cl, 4 tbl, 3 ex
SUBSTANCE: group of inventions relates to the field of technology of cyclic taking of plant samples from clamps, pits, trenches, haystacks, mows and other repositories in agriculture in determining quality indicators of feed and can also be used when taking samples of other non-free-flowing materials, such as peat, soil and snow. The method of taking plant samples is that during rotation of the device of taking the plant samples the auger retraction of the cutting crown into the feed monolith and the auger feeding of the cut-out feed in the storage unit are provided. At that the recording by the fluid content gage of the volume of the taken plant sample is provided, as well as its removal from the moving storage unit. The device of taking the plant samples comprises a shaft with a cylindrical part of the auger and a lower conical auger tip. In the area of the base of the tip the cutting crown is installed and secured with at least one pin, with mortices-hooks at the upper part, by which it docks with projections of the storage unit when turning its projections in the mortices-hooks of the crown in the opposite direction with respect to rotation in cutting the monolith of the feed. The storage unit has free rotation and movement along the shaft with the cylindrical part of the auger for releasing the crown from the hook and extracting the sample taken. In addition, the storage unit is equipped with a mechanical fluid content gage of the volume of the sample taken in the form of a plate resting on the cylindrical part of the auger, connected to the recording tube, sliding along the smooth part of the shaft with the cylindrical part of the auger.
EFFECT: monitoring the filling of the storage unit, which enables to provide the accuracy of determining the volume of the sample taken at a given depth.
2 cl, 3 dwg, 1 ex
SUBSTANCE: pathomorphological determination of the prescription of myocardial infarction is ensured by fixing a tissue sample and placing it into paraffin. Sections are prepared, de-waxed, heated, washed in a buffer solution, incubated in a moisture chamber and processed with a developing agent, dehydrated and enclosed by a medium. The reagent is presented by matrix metalloprotease 9 antibodies in dilution 1:100-1:250. The sections are incubated with the reagent at a temperature of 25°C and a relative humidity of 100% for 60 minutes. If the microscopy detects the bright-coloured neutrophils in peri-infarction vessels and within the infarction zone, the prescription is stated to be 2 hours to 1 day. If observing the neutrophil degranulation and the bright colour of an extracellular matrix within the infarction, the prescription is 1 to 2 days. If the coloured fibroblasts are found in the infarction border, the prescription is stated to be within 3 to 30 days.
EFFECT: method enables differentiating the prescription of myocardial infarction within 2 hours to 30 days.
1 ex, 3 dwg
SUBSTANCE: invention relates to industrial or civil construction, in particular to determine the stability of frozen soils, and can be used in construction of oil and gas pipelines to determine the degree of soil stability to thermoerosional washout. A method of modelling the horizontal thermoerosional washout of frozen soils includes the preliminary positioning of the soil sample in the cuvette, saturation of the soil sample with water up to the specified moisture, application of a drainage line of the certain width on the surface of the sample and freezing of the soil sample in the cuvette with the closed lid in the cooling chamber to a determined temperature for minimum one day, the cuvette placing with the prepared soil sample with the open sector under the water supply facility at an angle, depending on the specified parameters of modelling, and erosion of the soil sample by water course. The width of the drainage line, water temperature and flow of the watercourse are adjustable, in this case the measurements of direct indexes are conducted - a depth of thawing and soil erosion, water temperature, width and depth of the water flow within the selected time interval, on the basis of which the indirect parameters of thermoerosional washout are determined: intensity of washout, erosion-preventive resistance of soil, water flow mechanical energy, water flow thermal energy, thermal flow expended for melting of frozen soil, thermal flow due to dissipation of mechanical energy, heat transfer coefficient between the water flow and frozen soil by the given dependences.
EFFECT: providing determination of a set of parameters, characterising the thermal erosion process of soils under the influence of the water flow.
3 tbl, 2 dwg
SUBSTANCE: device for complex determination of physical and mechanical properties of soils under field conditions includes an anchor, a thrust beam, a load screw, a turning wheel, an impeller and a cutting ring. In order to enlarge functional capabilities and improve measurement accuracy, it is equipped with a servo drive with a screw, which is installed on the thrust beam, a torque sensor fixed on a tie rod with a circular die, a force sensor fixed in lower part of the servo drive, a vertical movement sensor installed at a reference point. The servo drive, the force sensor, the torque sensor, the vertical movement sensor are connected to the control unit and through an interface to a computer, thus forming a measurement system with direct and feedback communication between the sensors and the servo drive.
EFFECT: improving accuracy of loading and measurement by automatic control of performed tests.
5 cl, 1 ex, 5 dwg
SUBSTANCE: method involves periodic determination of displacement of reference points located on the slope of mine rocks and earth surface adjacent to it, in vertical and inclined planes and buildup of full vectors of displacement of slope surface. Reference points are arranged in wells drilled in the mine rock massif slope, as per the displacement of which there calculated is a value of relative deformation of mine rocks in the near-slope zone for each well as per a mathematical formula. As per the line attaching the points to critical values of relative deformation there determined is a boundary of potential displacement surface of the near-slope zone rocks.
EFFECT: improving accurate determination of location of potential sliding surface and change of geomechanical state of mine rock massif in vicinity of that surface.
SUBSTANCE: method of dynamic probing of soils, in which a rod with a probe is submerged into soil by means of periodical shocks, and during each shock they determine parameters of soil impact to sensors of the measurement system, providing for amplification of signals from sensors, their analog-digital conversion, registration and transfer of data, including dependence of probe movement on time and dependence of head resistance variation on time, into the outer block of data processing with the help of the appropriate software, as a result of which they determine physical and mechanical characteristics of soil. The probe is submerged into soil with the help of a hydraulic hammer machine. The hydraulic hammer machine after introduction of the rod with the probe is lifted, and the rod is extracted with the probe after introduction of the probe to the specified depth by means of hydraulic hoists. In addition, to measure displacement of the probe during shock, they measure the outer sensor of movement with an autonomous recorder. Data registration is carried out with the help of a recording block adapted for direct connection with the outer block of data processing (computer). To determine soil characteristics, they perform mathematical modelling and solve an inverse problem based on experimental dependences of probe movement on time, variation of head resistance on time and other data.
EFFECT: increased manufacturability, efficiency and depth of research.
SUBSTANCE: set of devices for selection of vertical soil monoliths comprises a k number of thin-walled metal cylinders-monolith-selectors with tapered lower end of a triangular shape, equal to
EFFECT: improvement of accuracy of determining the properties of soil on genetic horizons of the soil profile, reduction of time for selection of the monolith and labour intensity of work in selection of the quality sample of the soil.
3 cl, 5 dwg, 1 tbl
SUBSTANCE: method to assess content of macrofragmental inclusions to characteristics of compressibility of mixtures of clayey soils includes sampling a soil mixture, definition of sample density and moisture, dry unit weight, separation of the sample into fine and coarse fractions, definition of content of fine Pf and coarse Pc fractions, and density of particles of fine
EFFECT: provision for determination of impact of macrofragmental inclusions content at characteristics of compressibility of clayey soil mixtures.
2 cl, 3 ex, 3 tbl, 3 dwg
SUBSTANCE: device to measure speed and direction of soil motion relative to an underground pipeline comprises a metering telescopic two-link lever with a sensor of elongation, a hinged joint, a unit of movements count. A hinged joint and a metering telescopic two-link lever are placed into a protective flexible case, besides, the metering sliding two-link lever in the case is fixed with the help of spring centralisers, and also in the metering telescopic two-link lever there is a unit of unlocking of a cord of elongation of the metering telescopic two-link lever.
EFFECT: provision of long-term fault-free operation of a device and convenience of its service without labour intensive earth works.
SUBSTANCE: method to determine frost heave of soil during freezing of a seasonally thawing layer includes drilling of a well before start of its thawing, sampling of soil, measurement of depth of seasonal thawing ξ, definition of dry soil density in samples ρd,th. In addition wells are drilled after freezing of the seasonally thawing layer, on the samples they additionally define density of dry soil after freezing of the seasonally thawing layer ρd,f, and the heave value is determined in accordance with the given dependence.
EFFECT: reduced labour intensiveness of works, increased accuracy of determination of heaving value, provision of material intensity reduction.
FIELD: measurement equipment.
SUBSTANCE: device for soil deformation measurement comprises a deformation-sensitive sensor optical cable, a measurement block connected with a cable, anchors connected to a cable and soil and is equipped with a system of cable protection against damage, including a safety fuse within each anchor, which actuates in case, when the force acting at the side of the anchor at the sensor cable exceeds the specified value.
EFFECT: provision of the possibility to limit a force transferred with an anchor to a sensor cable, in process of anchors displacement relative to each other, caused by soil movements, regardless of soil properties, which may be known unaccurately or change with time.
6 cl, 9 dwg
SUBSTANCE: sampler comprises a sampling bushing made with the possibility to increase its cross section in process of sample withdrawal, a facility for sampling bushing insertion into a tested material. The sampling bushing is made from two chutes, longitudinal edges of which are equipped with alternating rectangular ledges and grooves, at the same time location of ledge section in one chute corresponds to location of second chute grooves, besides, loops are formed from the ledges of the chute edges, longitudinal axes of holes of which are parallel to the longitudinal axis of the chute and coaxial to longitudinal axes of the second chute loops. Chutes are coupled with each other by means of longitudinal edges. Through holes of the loops at each longitudinal edge of the chute there is a rod pulled, one end of which is equipped with a head, the section of which is more than the section of the hole, and the second end of the rod is equipped with threading, is pulled through holes of the slab made as capable of fixation on the vibrator and is fixed with a nut, at the same time the free end of the sampling bushing is equipped with a circular pad from magnetic material.
EFFECT: provision of integrity of an initial structure of a material sample during its withdrawal from a tested massif of a placer mine, provision of the possibility for material sampling from depth that is more than 2-3 m.
4 cl, 2 dwg
FIELD: engineering investigations in building, particularly devices for determining deformation and strength properties of ground in well.
SUBSTANCE: device comprises probe (working tip), control-rod, pipeline, communication line, loading jig and measuring station. Probe includes hollow cylindrical body with bottom and cap filled with working liquid, elastic shell sealed from body bottom and top. Formed in non-fixed elastic shell area are perforations. Piston with rod is installed in upper part of hollow body above working liquid. Rod passes through cap in sealed manner. Rod is connected with control rod so that piston may move in axial direction. Formed above piston is cavity connected to pipeline. Hollow body has bottom in which air-tight plug is installed. Measuring device is made as linear piston displacement transducer. Through orifices are formed in hollow body wall near body bottom. Arranged from body outside are vertical or inclined grooves aligned with through orifices by lower ends thereof. Air-tight plug is provided with adjustable rest for restricting piston stroke.
EFFECT: simplified structure of probe and measuring devices, increased operational reliability and improved validity of obtained data.
2 cl, 1 dwg