Conveyor for vertical shafts of mine

FIELD: mining industry; mine plants.

SUBSTANCE: invention is designed for selective transportation of mineral resources. Proposed conveyor contains rigidly mounted on buntons chute-like section guide conductors with curvilinear sections, articulated members with two load-carrying units freely suspended from axles and arranged symmetrically on each member and provided with gear wheels for selective transportation of load, and guide rolling supports on axles of members for engagement with said guide conductors. Rolling elements of rolling supports are made in form of balls. Conveyor is furnished also with distributed linear hydraulic drive. Guide rolling supports are provided with metal journals with rectangular seats on free places of which detachable inserts are installed accommodating said rolling elements in form of balls. Detachable inserts are installed for corrective displacement by means of pressure spring to adjust distance between guide rolling supports and inner surfaces of chute-like section guide conductors.

EFFECT: provision of reliable operation of conveyor.

7 dwg

 

The invention relates to the field of mining installations for selective movement of minerals, host rocks and other materials on steeply inclined and vertical trunks, including deep and ultra deep mines, mines, without the use of traction bodies, with grushovtsy moved dispersed linear hydraulic actuator in open and closed conduits, separate links, the compositions of the links and closed rings of them, discontinuous and continuous distribution scheme.

The level of technology

Known devices of continuous operation for transporting materials on steeply inclined plane and the vertical. These include elevators: mine transport. Adelomyia and others, "Nedra", Moscow, 1966, str-273, A.S. USSR №923317, 66 G 17/13, 65 G 43/00, 1982, All these designs use the traction body in the form of chains, belts, ropes. Because of the strength of their traction bodies they couldn't find and can't find a use for transportation of minerals from existing mines, mines on the vertical and steeply inclined trunks. Known RF patent №1244042, 65 G 17/00 from 05.07.1984, the authors of the Transfiguration NI, Transfiguration NN

Mine magneticly conveyor, whose rigid guides are moved on the slopes covering the rails opposite the sides, trolley with suspended axles carrying bodies and the actuator, consisting of torque and power cylinders. On the trolleys at equal distances fixed stops. Mover - torque and power cylinders, which are installed in series on one and the other sides, along the guides on the shootings reinforcement in the trunk with the opportunity to interact with the stops trolleys. On curved sections of road in addition to the power cylinders and seals of hydraulic cylinders mounted deflecting cylinders.

Joining sequentially, then right, then left system hydraulic rams his heels are guided in corresponding lugs on the cars, move them along the space curve, which form guides. Placement drive by shootings contribute to reducing the load of each trolley on executions, the last - on the rocks.

Mine magneticly conveyor has a greater intensity. The hard base of the trolleys is not possible to have small radii of curvature. Application of the forces of the hydraulic cylinders eccentric to the axis of movement of the trolleys, which leads to misalignment of the car while driving, one-sided wear of the ramps and rails.

Analog is mine capacitive conveyor (RF patent No. 2102603 C1 IPC 6 E 21 F 13/08, 65 G 17/00 from 26.10.1995, the author of the Transfiguration NI).

On gastronenterology on the shootings reinforcement of the stem guide mounted for movement on rollers, covering guides from two opposite sides of the cheeks with the axes on which symmetrically on the hinges installed on two load-bearing body, which take the position of the bottoms down gears to provide selective movement of the load, links mounted on hinges and thruster - hydraulic cylinders - consistently on hinges mounted on the reinforcement runic mountain in the middle part of the longitudinal axis of the conveyor. The moving parts of the conveyor produces rassredotochivaniya linear hydraulic actuators (dispersal supply lines, power cylinders, hydraulic control system along the longitudinal axis of the container is called a distributed linear hydraulic - RF patent 2150007 10th column, 7th row from the top).

The moving parts of the conveyor is made of separate parts, compositions of them, disconnected the wires and closed chain of them. Each link of the conveyor through the cylinders transfers its load to the reinforcement production, latest - on rocks, in which the completed development. The prototype is mine capacitive conveyor (RF patent No. 2150007 C1 7 E 21 F 13/08, 65 G 17/00 from 10.01.1999, the author of the Transfiguration NI).

On metal rails with curved sections, mounted on executions of the reinforcement in the trunk, installed with possibly the TEW navigate interconnected links with suspended axles freely and symmetrically on two load-bearing body with the gear wheels to ensure electoral move cargo and dispersed a linear hydraulic actuator. The axes of the links of the conveyor move directly installed on both ends of the axis on the inner parts of the bearing, while the inner ring and reinforced cages with balls, deployed on the outer rings of the bearings in the form of troughs, representing hard guides which move the links of the conveyor, communication between the axes of the links on both sides mounted on hinges. The loading conveyor is made with bunkers on the horizon, unloading on the surface, selectively in the field installation of the rails. The conveyor is driven distributed linear hydraulic actuator. The conveyor operates at a perfectly hung conductors. The conductors are mounted in the trunk and operated with the requirements of the "Guidelines on the production and acceptance of work on the reinforcement shafts vertical shafts SN 340-65 Gosstroy B. The USSR and the broadening of the gauge can be up to 8 mm Part bearings with balls as the rolling element to the axes of chain link mine capacitive pipeline do not provide a guaranteed constant contact of the balls with metal surfaces zheloboobraznogo profile rails conductors, because the design does not provide for the correction of distances when changing the gauge of the conductors. To improve reliability, reduce meta is oemcust, reduce the radius of curvature, the greater adaptability in General equal angles transportation of cargo, the depths of transportation, the performance of a new design line.

This technical result is achieved in that in the conveyor vertical shafts, including rigidly mounted on the shootings reinforcement rails, curved in the vertical plane plots mounted for movement interconnected links with suspended axles freely and symmetrically on two load-bearing body with the gear wheels to provide selective movement of cargo and dispersed linear hydraulic actuator. On the axes of the links are guides bearings for engagement with the guides, guides, guides, bearings are made with metal pins that have located on their free seats seats rectangular shape that have removable inserts provided with the said rolling elements in the form of balls, with removable liners installed with the possibility of a corrective move through the compression spring for the correction of distances between the guide supports rolling and vertical surfaces zheloboobraznogo profile rails Prov is gnekow. Rails supports rolling his balls provide constant touch with the inner surfaces of zheloboobraznogo metal conductor, providing smooth movement of the axes of the links of the conveyor, the conveyor without trailer bodies-ropes, chains, belts. The pipeline assumes a connection management and control to the managed computing machine, which works as APCS. Conveyor overall pipelining extractive mining enterprises, opened vertical shafts, from the bottom before loading into the bunkers or W.-D. cars on the surface. Provides separate issue of minerals by grades and enclosing rocks. Loading and unloading conveyor is moved from the vertical shafts in the horizontal output. Eliminates multiple transport at the opening and development of mineral deposits in a stepwise scheme opening. Increases the depth of the ascent of the rock mass along the vertical trunk. Simplifies construction support buildings. The conveyor has a higher performance than existing lifting devices. The pipeline consists of links. The links of the conveyor can be moved along closed and open guides as separate sections, and squads of them.

Figure 1-3 shows the link of the conveyor. Figure 1 - front view. Figure 2 - vidsrose figure 3 - in the plan. Figs.4 - guides bearings. On Fig and 4.2 - supporting drawings: 4.1 - side view; 4.2 - arrow A. figure 5 - hydraulic control system.

Many of the elements included in the pipeline of vertical shafts shall be applied separately in the mining industry. Sections of the conveyor are moved by the metallic conductors - 1 zheloboobraznogo profile, they also act as guides rolling on the guide bearings rolling element 2 mounted on the axles - 3, which is hinged at - 4 is installed symmetrically on the two vessel 5 so that always take the position of the bottoms down, gears - 6. Hinged - 7 and - 8 set connection 9 between the axles - 3, which control the distance between the links. In our case, when the layer has one cylinder on one branch conveyor section consists of two parts: one is master, the other slave. All major parts are always above the slave. Links design is identical. When installed on the tier two cylinders conveyor section consists of a single link. Moving sections of the conveyor exercise of the power cylinders - 10 installed on the hinge 11, the reinforcement of the barrel 12, one and the other sides of the axis along conductors - 1.

Hydraulic cylinders - 10 stems - 13, Fri - 14, which slide on W is lobam 15, move axis 3 together with mounted receptacles - 5, along the guides on the trunk and adjacent workings.

Figure 4 shows a diagram of the contact of the guide bearings on the patent of Russian Federation №2212571 with opposite inner planes zheloboobraznogo profile metal guide wire in the plan.

16 - exchangeable rolling;

17 - the inner hemisphere of the removable liner rolling;

18 - part of the separator roller - cell;

19 - the rolling elements bulbs;

20 is a metal pin, seat removable liner rolling;

21 - groove of circular cross section;

22 - corrective clamping spring;

23 - washer;

24 - limiter;

25 - Paz-based removable liner bearings.

At the heart of the rectangular hollow shape removable liners roller 16 is made part of the opposite hemispheres 17 and reinforced side of the cell separator 18, which is installed with the rolling elements - balls 19 which are in contact with the inner surfaces of zheloboobraznogo profile 1, which are rolled balls replaceable liners rolling 16.

Guides in the shaft are mounted and operated with the requirements of the "Guidelines on the production and acceptance of work on the reinforcement shafts vertical shafts SN 340-65 Gosstroy B. The USSR and Instructions for the production of surveys", M, "Nedra", 197,, p.63, p on which the deflection gauge metal guide wire from the project Pets up to 8 mm For the correction of distances between two guide bearings rolling the inner guide surfaces of the metal conductors 1, exchangeable roller 16 is installed on the seat 20 can be moved on the seats. Correction removable liners bearings 16 on the seats 20 performs installed in the groove 21, is made of circular form, corrective pressing spring 22 and washer 23. In the case of an impermissible broadening of the gauge between the rails from the dismount removable liner roller 16 with seat 20 is restrictive stopper 24 made in the body seats removable liner roller 20 and is retained in the groove 25 on removable liner rolling guides bearings - RF patent №2212571 C1, 7 F 16 C 31/00, 29/04 from 16.04.2002. The author of the Transfiguration NI for mine hoisting vessels).

In the design of mine capacitive conveyor according to the patent of Russian Federation №2150007 when moving the axes of the conveyor along the guides with the allowable deviations of the distances between the guide balls bearings lose contact with the guide roller. This leads to additional fluctuations of the axes of the guide, additional wear parts bearings.

<> Guides bearings provide constant touch balls with the inner side surfaces of the metal rails when moving the axes of the conveyor to the shaft or mine, providing smooth movement design in the guide.

Moving sections of the conveyor carries the hydraulic drive, which is placed on the reinforcement of the workings, on which is mounted a conveyor - dispersed linear hydraulic actuator. Moving parts are carried out as follows. Included in the work right (downstream) of the cylinders. Their Friday 14 rest against the axis 3 and move the link to the full stroke, is equal to the value of the step size between adjacent axes 3.

The left hydraulic cylinders are in their initial position.

When the movement of the rod 13 of the right cylinder is maximized included the cylinders of the left. Their heel 14 slide grooves 15 are in contact with the axis 3 of the corresponding link. And when they take the load of the link itself, out of the contact of the heel 14 of right cylinders and they occupy the original position. The power cylinders 10 left move the rods 13 and Friday 14 associated links of the conveyor until end of turn stem.

Including consistently then right, then left the cylinders, they operate a pipeline.

Loading conveyor about Voditsa under the bunkers in the pit yard, unloading - selectively in the field installation of the rails.

The cylinders are distributed along the conveyor rails on the shootings.

The pipeline consists of individual links. Each link unloads his load shooting. The last - on the rocks, in which the completed excavation. Moving chain conveyor performs the hydraulic drive, which is placed on the reinforcement of the workings, on which is mounted a conveyor belt.

In the hydraulic control system (figure 5) hydraulic power cylinders 10 (right and left - on-the-go) of the conveyor at each tier includes a high supply lines 26 and 27 low pressure power cylinder 10 right (left) with lock 28, electrohydrodynamical 29, three-position spool dispenser 30, the safety valves 31, 32, 33, a retaining valve 34, the filters 35 and 36, the hydropneumatic accumulator 37.

When signal is applied to the bottom of solenoid of electrohydrodynamically 29 is moved down to position 1. Fluid control system for railway control and switchboard and assembling 29 flows through the channel in the valve (three-position) 30 and moves the spool valve 30 in position 1.

The working fluid in the pressure line opens the locking valve cut 28 and into the piston cylinder chamber 10. The stock rises, the heel 14, high sliding is the chute 15, comes in contact with an element of the chain - axis 3 of the conveyor and moves it along the metal zheloboobraznogo conductor on the value tier (link).

When signal is applied to the upper solenoid switchboard and assembling 29 is moved in position 11.

The fluid management system of the railway and canal switchboard and assembling 29 enters the lower channel of the valve 30 and moves up the spool valve 30 in position 11.

The working fluid in the pressure line enters the hydraulic line 10 opens the valve 28 of the pilot-operated check valve and fills the rod cavity of a cylinder 10.

The stock goes down, the heel, following the trench 15 is out of contact with the element of the chain conveyor 3 axis and occupies its original position. To ensure reliability, providing constant fluid pressure in the control system provided: pneumohydroaccumulators, and pressure relief valves, filters.

Vertical conveyor assumes a connection management and control to the managed computing machine, which works as APCS.

On the desktop horizon is loaded containers with remembering numbers, chain, type of cargo. Command is issued on a tiered system of control, which for a given program carried out at the management hydraulic power cylinders 10 tiers with commands and receiving signals run these commands - with the implementation of the control contact of the toe with elements of the chain conveyor with successive switching on the movement of the chain then left, then right hydraulic power cylinders.

Upon arrival of the loaded capacity of the chain conveyor to the place of unloading of the storage device sends the command to the appropriate point of discharge and by the nature of fractions fire the cylinders in rails, rail serves to place of engagement with the toothed wheel capacity.

Last, in the General movement of all parts of the chain conveyor, run around the rails and containers occupy a considerable area is unloaded.

Conveyor vertical shafts containing rigidly mounted on the shootings reinforcement guides guides zheloboobraznogo profile with curved sections, pivotally interconnected links with suspended freely on axes and arranged symmetrically on each of them carrying two bodies with gears for selective movement of cargo and available on the axes of the links to communicate with the said guides guides guides bearings, rolling elements made in the form of balls, and dispersed linear hydraulic actuator, characterized in that the guides bearings are made with metal pins that have located on their free m the hundred seats rectangular shape, have removable liners, which are referred to the rolling elements in the form of balls, with removable liners installed with the possibility of a corrective move through the compression spring for the correction of distances between the guide bearings of the rolling elements and the inner surfaces of the zheloboobraznogo profile rails guides.



 

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