Geotechnological hydraulic borehole mining installation with ultrasound triggering means

FIELD: mining industry, particularly borehole mining.

SUBSTANCE: installation comprises platform, hydraulic monitor plant with telescopic head, as well as airlift, rotary device installed on the platform, water recycling system, elastic oscillation generation system and distribution device connected to falling airlift members and to ultrasound disintegrator. Hydraulic monitor plant is provided with automatic hydraulic monitor operation control system installed on additional platform and connected with executive members of rotary device made in hydraulic monitor plant through hydraulic system. Elastic oscillation generation system may produce ultrasound oscillations of changeable power, which are transmitted by means of wash zone oscillators, pre-disintegration zone oscillator and oscillators of ultrasound disintegrator of the fist and the second level. Wash zone oscillators and sensors which record dynamic wash zone properties are installed on upper telescopic bar of T-shaped lever pivotally secured to additional rod of hydraulic monitor plant and brought into cooperation with drive through L-shaped link for lever rotation. Pre-disintegration zone oscillator and sensors which record dynamic properties of pre-disintegration zone are installed on telescopic rotary device hinged with airlift rod. Sensors which record dynamic wash zone properties and ones which record dynamic properties of pre-disintegration zone are linked with control system, which controls ultrasound denerator operational characteristics, and with automatic hydraulic monitor operation control system by digital programmed transforming device. Sensors, which determine dynamic properties of ultrasound disintegrator, are installed at the first level surface inlet and outlet of the ultrasound disintegrator. Above sensors are connected with control system, which controls operational characteristics of ultrasound denerator, through digital programmed device related with the next disintegration operation.

EFFECT: increased efficiency of mining operation and increased environmental safety.

5 dwg

 

The invention relates to geotechnological methods of extraction of minerals from the deep high-clayey placers by transferring the rock mass in the mobile and dispersed state in-situ by mechanical and ultrasonic effects.

Known methods hydraulic borehole mining of minerals, including loosening and delivery of the mineral from the pipe surface and the intensification of the process of mining by blasting explosive substances /1, 2/.

The disadvantages of this method are the low efficiency and the complexity of the technology, process intensification of production in the development of high-clayey placers, as well as the negative environmental impact of this technology on the environment.

There is a method of hydraulic borehole mining of minerals, for which use complex equipment with softening rock energy component and the generator of elastic oscillations to maintain the breed in the steady state to violate thixotropy (transition in the plastic condition of the breed in the initial coherent state after discontinuation of mechanical impact) /3/.

The set of tools used in this way, allows to solve the problem of loosening and stability of rock at its transition from fragile what about the plastic state. However, the phase contained in the viscous state, and represents a structured and an unstructured liquid remains in an unstable state, because clay particles have a pronounced tendency to coagulate.

The closest in technical essence and essential features to the present invention is a complex of hydraulic borehole mining, comprising a platform, monitor the installation with a telescopically movable head, airlift, a rotary device mounted on the platform, the water recycling system /4/.

This complex allows the loss of strength of the rock at the place of occurrence by its dynamic state by jetting the jet. When deep groundwater productive formation increase energy costs and become more complex technological problems due to significant pressure losses. In addition, the strength properties of rocks vary in a wide range, the ratio of the fortress on Protodyakonov argilite 3-6, the compressive strength of from 100 to 800 kg/cm2at Sandstone coefficient fortress on Protodyakonov - 1,3-7,8, the compressive strength of from 390 to 1660 kg/cm2. This creates additional technological problems.

The technical result of the proposed solution is to increase the efficiency of the process devicepath fossil by transferring productive rock mass in mobile and dispersed state by mechanical and ultrasonic effects.

The technical result is achieved due to the fact that geotechnological complex hydraulic borehole mining with ultrasonic initiation, comprising a platform, monitor the installation with a telescopically movable head, airlift, a rotary device mounted on the platform, the water recycling system, equipped with a system of generation of elastic waves and switchgear associated with feeding elements of air and ultrasonic disintegrator, and monitor the plant is equipped with automatic control system of jetting installed on an additional platform and related actuators rotary device monitor setup through the hydraulic system, and the system generating elastic waves made with the possibility of receiving the vibrations of ultrasonic frequency variable power transmitted through emitters zones of erosion, the emitter zone preliminary disintegration and emitters ultrasonic disintegrator first and second levels, with the emitter zone of erosion and sensors fixing the dynamic properties of the zone of erosion is installed on the upper telescopic crossbar of the T-shaped lever fixed hinge for extra rod jetting installation and is included in entries batch is e through l-shaped connection with the drive rotation, and the emitter zone preliminary disintegration and sensors fixing the dynamic properties of the zone preliminary disintegration installed on telescopic swivel device connected pivotally with the composition of the airlift, and the sensors fixation of the dynamic properties of the zone of erosion and sensors fixing the dynamic properties of the zone preliminary disintegration connected through numerical pre-transformation with the control system operating parameters of the ultrasonic generator and an automatic system to control the operation of the giant, and at the entrance and the exit surface of the first level of ultrasonic disintegrator installed sensors dynamic properties of the environment of the cage associated with the control system operating parameters of the ultrasonic generator through numerical device process subsequent disintegration.

A new set of essential features meets the requirements of "novelty" and allows to solve the new technical problem is to intensify the process of mining in terms of inaccessibility while maintaining a sustainable balance of natural systems.

Geotechnical way hydraulic borehole mining with ultrasonic initiation shown on the drawings.

Figure 1 - General view; figure 2 is a view of the figure 1, the control circuit processes the downhole jet, ultrasonic transformation of rocks in the borehole and the subsequent disintegration of its surface; figure 3 - cross-section B-B in figure 1, jetting head with emitter areas of erosion and sensors fixing the dynamic properties of the zone of erosion; figure 4 is a view In figure 3, the actuator rotating the T-shaped lever; figure 5 - view of G in figure 1 - emitters zone preliminary disintegration and sensors fixing dynamic properties.

Geotechnological complex hydraulic borehole mining contains the platform 1, jetting installation 2 telescopically movable head 3, the air pump 4, the rotary device 5 mounted on the platform 1, the water recycling system 6. System generation of elastic waves 7 includes an ultrasonic generator 8, the converters 9 radiators zone washout 10, the emitter zone of the pre-disintegration 11, the emitter of ultrasonic disintegrator surface of the first 12 and the emitter of ultrasonic disintegrator surface of the second level 13.

System generation of elastic waves 7 generates oscillations of ultrasonic frequency variable power. The distribution unit 14 is connected with the feed elements of the air pump 15, an ultrasonic disintegrator 16 and performs the function of separating coarse fractions of the small and dispersed. Jetting system 2 is equipped with an automatic control system for the operation of the monitor 17, which is installed on an additional platform 18 to prevent vibrations generated by the turning device 5 and the airlift system 4. The rotary device 5 carries out a reversal of the vertical rod 19 monitor installation 2.

Automatic control system of jetting 17 is connected with the actuating elements 20 of the rotator 5 monitor setup 2 through the hydraulic system 21. The emitters of the zone of erosion 10 and the sensors fixation of the dynamic properties of the zone of erosion 22 mounted on the upper telescopic crossbar 23 of the T-shaped lever 24. The t-shaped lever 24 mounted on the rod 25 connected marnina with additional rod 26 jetting installation 2 can be rotated and is connected by means of the G-shaped link 27 with the drive rotation 28.

Radiators zone pre-disintegration 11 and the sensors fixation of the dynamic properties of the zone preliminary disintegration 29 mounted on telescopic rotating device 30. Telescopic swivel unit 30 is connected with the rod 31 of the air pump 4 through a hinge 32.

The sensors fixation of the dynamic properties of the zone of erosion 22 and the sensors fixation of the dynamic properties of the zone preliminary disintegration 29 are connected through Chi is business software pre-transformation 33 with the control system operating parameters of the ultrasonic generator 34 and an automatic system to control the operation of the monitor 17. Inlet 35 and outlet 36 of the surface of the first level 37 ultrasonic disintegrator 16 installed sensors dynamic properties of the environment of the cage 38, 39. The sensors dynamic properties of the environment of the cage 38, 39 are connected with the control system operating parameters of the ultrasonic generator 34 through numerical device process subsequent disintegration 40.

Jetting system 2 is connected with the pump 41. All power plants are operated by electric power distribution installation 42.

Geotechnological complex hydraulic borehole mining with ultrasonic initiation is as follows.

Once placed in the wells of airlift 4 and monitor installation 2 when reaching the roof deposits included electric power distribution installation 42, the pump 41 is supplied water for the formation of pre-production. The rotary device 5 mounted on the platform 1, expands monitor setup with 2 telescopically movable head 3 in the direction of the air pump 4. The supply of pressurized water is pre-production, the dimensions of which allow telescopically movable cylinder 3 monitor setup 2 in the horizontal position. Telescopic movable head 3 is installed in the original position. Through the drive of the turning 28 through the l-shaped link 27 is the reversal of the T-shaped lever 24, mounted on the rod 25 additional rod 26. Pre-production is filled with water. Included sensors fixing the dynamic properties of the zone of erosion 22, numerical pre-transformation 33 provides information on the physical and structural and mechanical condition of the rock at the front. At elevated strength parameters by means of the automatic control system of jetting 17 signal to shut off the pump 41. Through numerical pre-transformation 33, which calculates the power required and the time of ultrasonic treatment, through a system of regulating operating parameters of the ultrasonic generator ultrasonic generator 34 8 is adjusted to the desired capacity, and the system generating elastic waves 7 - frequency radiation. For more coverage of the impact area are the separation of the upper telescopic crossbar 23 of the T-shaped lever 24 and turn it to the desired angle. Electrical oscillations by the inverter 9 are transformed into acoustic - emitter zone of erosion 10. The signal sensor fixation of the dynamic properties of the zone of erosion 22 (after ultrasound exposure) on the numerical pre-transformation 33 correctitude necessary, the radiation power. After ultrasonic softening under the action of radiation increased power is further destruction of the structure and relations of the rocks by jetting installation 2. The rotary device 5 using the control element 20 rotates around the vertical axis 19 becoming jetting installation 2 to extend the zone of influence and improve the effectiveness of loosening due to changing the angle of the feed stream. Control the rotation process is carried out through the system sensor dynamic zone properties washout 22 - numerical pre-transformation 33 - automatic control system of jetting 17, mounted on an additional platform 18, and the hydraulic system 21 that receives the power from the power distribution plant 42. The state received in the pre-disintegration of rocks is determined by the sensor fixation of the dynamic properties of the zone preliminary disintegration 29. Information for analytical evaluation comes in the numerical pre-transformation 33 and through the regulation of the operating parameters of the ultrasonic generator 34 are power and time of radiation. Telescopic rotary device 30 associated with the rod 31 of the air pump 4 through a hinge 32 mustache is yavlyaetsya in a horizontal position. Included ultrasonic generator 8. Through emitter zone pre-disintegration 11 is a process of pre-softening and dispersion sandy-argillaceous rocks.

The process of changing the state of the rocks, the degree of transformation periodically recorded. The parameters of power and exposure time adjusted if needed. Prepared for submission to the next stage of structural-mechanical realignment rock is supplied by the air pump 4 through the input elements of the air pump 15 and the distribution unit 14 on ultrasonic disintegrator 16. In an ultrasonic disintegrator 16 in the aquatic environment occurs subsequent structural rearrangement to obtain the specified parameters of dispersion and size distribution of sand and clay particles to prepare for the extraction of valuable components.

Mounted on the entrance surface 35 of the first level 37 ultrasonic disintegrator 16 sensor dynamic properties of the environment of the cage 38 captures the state of the system sand and clay rock - water. The received data is coming in numerical device process subsequent disintegration 40. Calculate and set the power and time of exposure to ultrasonic radiation surface of the first level 37 ultrasonic disintegrator 16. On what redstem management system operation parameters of the ultrasonic generator 34 to the emitter of ultrasonic disintegrator first level 12 is formed by radiation of a given intensity and time period. The working surface of the ultrasonic disintegrator 16 rotate. Rock, exposed to the dynamic action of the centrifugal, gravitational forces and surface-active environment - water, sequentially supplied from the surface of the first level 37 on the second, where again recorded the degree of its transformation from the sensor dynamic properties of the environment of the cage 39 at the output surface 36 of the first level 37. Through numerical device during a subsequent disintegration 40 through the control system parameters of the ultrasonic generator 34 and the generator 8, the parameters for the intensity to the emitter of ultrasonic disintegrator second level 13. The circulating water system 6 saves water and reduces pollution by toxic elements minerals.

Geotechnological complex reduces energy consumption, improves efficiency and increases the efficiency of extraction of minerals by transferring productive rock mass in mobile and dispersed condition by mechanical and ultrasonic effects, allows for the extraction of high-strength sand-clay rocks at great depths, provides environmental safety.

Sources of information

1. USSR author's certificate No. 111674, IPC E 21 45/00, 1983.

2. USSR author's certificate No. 1541388, IPC E 21 45/00, 1988.

3. Belenky, MS, Bolnicka AM, V.I. Safonov and other Way hydraulic borehole mining of minerals. Patent RU 2014456 C1 IPC E 21 45/00, 1994.

4. Honan GH, Naftolin I.S. geotechnological processes of mining. M.: Nedra, 1983, p.12, fig.1.2. Scheme of minerals by the method of hydraulic borehole mining (prototype).

Geotechnological complex hydraulic borehole mining with ultrasonic initiation, comprising a platform, monitor the installation with a telescopically movable head, airlift, a rotary device mounted on the platform, the water recycling system, wherein equipped with a system for the generation of elastic waves and switchgear associated with feeding elements of air and ultrasonic disintegrator, and monitor the plant is equipped with automatic control system of jetting installed on an additional platform and related actuators rotary device monitor setup through the hydraulic system, and the system generating elastic waves made with the possibility of receiving the vibrations of ultrasonic frequency variable power transmitted through the emitter zone of erosion, radiation is the motor area of the preliminary disintegration and emitters ultrasonic disintegrator first and second levels, thus the emitter zone of erosion and sensors fixing the dynamic properties of the zone of erosion is installed on the upper telescopic crossbar of the T-shaped lever fixed hinge for extra rod jetting installation and is included in the interaction through the l-shaped connection with the drive rotation, and the emitter zone preliminary disintegration and sensors fixing the dynamic properties of the zone preliminary disintegration installed on telescopic swivel device connected pivotally with the composition of the airlift, and the sensors fixation of the dynamic properties of the zone of erosion and sensors fixing the dynamic properties of the zone preliminary disintegration connected through numerical pre-transformation with the control system operating parameters of the ultrasonic generator and automatic system control the operation of the giant, and at the entrance and the exit surface of the first level of ultrasonic disintegrator installed sensors dynamic properties of the environment of the cage associated with the control system operating parameters of the ultrasonic generator through numerical device process subsequent disintegration.



 

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