CN205858369U - Automatically go out cash device continuously - Google Patents

Abstract

The utility model relates to a coal mine rock roadway continuous gangue extraction, in particular to a fully automatic continuous gangue extraction device. The device includes a track, a mine car, a support mechanism, a tape machine, a power unit and an electric control device; the mine car is movable on the track, the support mechanism is a frame structure, the mine car is worn with a support mechanism, and the support mechanism is movable. There is a gangue-blocking mechanism, which includes a sliding mechanism. The gangue-blocking car body is installed on the sliding mechanism. Guardrails are arranged on both sides of the gangue-blocking car body. One end of the pawl is movably set in the pawl lifting hole through the pawl lifting pin shaft, the middle part of the pawl and the body of the pawl are articulated through the rotating shaft of the pawl, and the other end of the pawl is set on the pawl There is an outlet at one end of the main body; left and right trolley mechanisms are respectively installed on the brackets on both sides of the supporting mechanism. The utility model has unique design, reasonable structure, convenient use and high working efficiency.

Description

Fully automatic continuous gangue extraction device

technical field

The utility model relates to a coal mine rock roadway continuous gangue extraction, in particular to a fully automatic continuous gangue extraction device.

Background technique

At present, when mining gangue from the working face of the underground rock roadway, the operation mode of mining gangue being discharged by the backhoe loader and the electric locomotive pulling the mine car is used to load the gangue at the same time. Stop the operation to prevent gangue from being loaded into the gap between the vehicles, wait for the gap between the two vehicles to pass the unloading point, and start the belt conveyor and backhoe loader again with heavy loads, causing the equipment to start frequently with heavy loads, which has a great impact on the safe operation of the equipment, and can only be used once. About 5 vehicles are installed, and about 50 vehicles are required for each blasting. There are many vehicles hanging upside down each time, the labor intensity is high, there are many risk factors, and the personnel are highly dependent, which affects the coal gangue and brings certain safety hazards to people.

Utility model content

The technical problem to be solved by the utility model is to provide a fully automatic continuous gangue extraction device, which realizes the automatic continuous loading of gangue about 100 vehicles through the combination of machinery, air pressure, hydraulic pressure and single-chip controller, so as to solve the problem of electric locomotive traction, During the upside-down of the vehicle, there are many personnel occupations, high labor intensity, frequent start-up of equipment, many intermediate links, and low efficiency.

In order to solve the problems of the technologies described above, the technical solution of the utility model is achieved in that:

Fully automatic continuous gangue extraction device, the device includes a track, a mine car, a supporting mechanism, a tape machine, a power device and an electric control device; the mine car is movable and installed on the track, the supporting mechanism is a frame structure, and the mine car is equipped with a support The gangue-stopping mechanism is movable on the support mechanism, and the gangue-stopping mechanism includes a sliding mechanism. Claw lifting hole, one end of the gangue car pawl is movable and set in the pawl lifting hole through the pawl lifting pin shaft, the middle part of the gangue car pawl and the gangue car body are articulated through the claw rotation shaft, and the gangue car pawl is on the other hand One end of the stopper is arranged at the outlet of one end of the gangue-stopper body; left and right pushcart mechanisms are installed on the two side brackets of the supporting mechanism respectively.

Further, the left and right push cart mechanisms respectively include a push cart oil cylinder, a piston rod, a push cart mechanism body, and claws, a slideway is arranged in the pushcart mechanism body, and a pulley is arranged in the slideway, and one end of the pulley is connected to one end of the piston rod. Connection, the head of the trolley mechanism body articulates the claws through the claw pin shaft, and the claws are connected to the pulley through the claw return spring to act on the movement of the mine car;

Further, the power device includes the hydraulic control circuit of the left and right cart mechanisms and the air pressure control circuit of the gangue mechanism, the hydraulic control circuits of the left and right cart mechanisms respectively include the left and right cart oil cylinders, the left and right cart oil cylinders The one-way throttle valve and the first three-position four-way electromagnetic reversing valve are respectively connected in sequence, and the oil filter and the oil pump are connected to the oil tank. The first two-two three-way electromagnetic reversing valve and the overflow valve are added to the right cart mechanism. In the control oil circuit below the first three-position four-way electromagnetic directional valve of the hydraulic control circuit;

The air pressure control circuit of the blocking mechanism includes the air pressure control circuit of the claw lifting and lowering and the sliding air pressure control circuit of the sliding mechanism. The air pressure control circuit of the claw lifting and lowering includes the claw control cylinder and the claw piston rod, and the claw control cylinder is connected in turn. The second three-position four-way electromagnetic reversing valve communicates with the compressed air source through a filter. The sliding mechanism sliding pressure air control circuit includes a sliding mechanism cylinder and a sliding mechanism connecting rod. The sliding mechanism cylinder is connected to the second two-position three-way electromagnetic reversing valve in sequence Directional valve communicates with the above-mentioned compressed air source through the above-mentioned filter;

Further, the end of the belt conveyor is provided with a coal drop point;

Further, the electronic control device includes a single-chip microcomputer controller and a probe, and the probe includes a return/middle/extension probe of the left trolley cylinder, a front/rear ready probe of the mine car, a return/extension probe of the right trolley cylinder, and The claw drop/lift probe, the above probe detects the signal and transmits it to the single-chip controller for processing, and the single-chip controller outputs the signal to the solenoid valve to control the opening and closing of the actuator.

The utility model has the beneficial effects compared with the prior art:

The utility model has unique design, reasonable structure, convenient use and high work efficiency, and the specific beneficial effects are as follows:

1. Since the capacity of one cart is greater than the number of mining carts after one blast, it can load up to 100 carts at a time, so that there is no need to reverse the car in the middle, no need to unhook and stop, and no need for frequent start-up of the tape machine to cooperate, and continuous loading can be realized The car does not need the cooperation of the electric locomotive, which eliminates the frequent start of the belt conveyor, reduces the labor intensity and dependence on personnel, simplifies the production process, improves the loading efficiency, and shortens the blasting and loading process from the previous 3.5 hours to about 1 hour.

2. Since the device has the automatic detection of the loading height of each mine car, and the height setting is flexible, it is convenient to set the height of the mine car loading according to the site conditions, which meets the prompt requirements for on-site transportation, and reduces the need for personnel to pay attention to each car. High degree of supervision.

3. It adopts single-chip microcomputer control, LCD touch screen display and sound and light alarm, complete protection, comprehensive display information, friendly interface, eye-catching alarm, ensuring convenient and safe use on site, and rapid and effective maintenance.

Description of drawings

Fig. 1 is a schematic diagram of the plane structure of the utility model.

Fig. 2 is a schematic diagram of the three-dimensional structure of the utility model.

Fig. 3 is a structural schematic diagram of the left/right cart mechanism in the present invention.

Fig. 4 is a schematic structural view of the gangue blocking mechanism in the present invention.

Fig. 5 is a schematic diagram of the distribution structure of probes on the planar structure of the present invention;

Fig. 6 is a schematic diagram of the distribution structure of probes on the gangue retaining mechanism of the present utility model;

Fig. 7 is a schematic diagram of the hydraulic control structure of the left/right cart mechanism in the utility model;

Fig. 8 is a schematic diagram of the air pressure control structure of the gangue blocking mechanism in the utility model;

9 to 14 are structural schematic diagrams of the working process of the utility model.

In the figure: 1-left cart mechanism; 11-cart cylinder; 12-piston rod; 13-pulley; 14-cart mechanism body; 15-slide; 16-claw pin; 17-claw; -Claw return spring; 2-right cart mechanism; 91-one-way throttle valve; 92-first three-position four-way electromagnetic reversing valve; 93-first two-two three-way electromagnetic reversing valve; 94-overflow Flow valve; 95-oil filter; 96-oil pump; 97-oil tank;

3-block gangue mechanism; 31-sliding mechanism; 311-sliding mechanism connecting rod; 312-sliding mechanism cylinder; 313-second two-position three-way electromagnetic reversing valve; 314-filter; 315-pressure air source; 33-block claw of gangue truck; 34-guardrail of gangue truck; 35-claw lifting pin shaft; 36-claw rotation shaft; 37-claw lifting hole; 38-claw piston rod; 39 - pawl control cylinder; 40 - the second three-position four-way electromagnetic reversing valve;

4-mine car; 5-track; 6-coal drop point; 7-support mechanism;

8-Left trolley cylinder return probe; 81-Left trolley cylinder neutral probe; 82-Left trolley cylinder extension probe; 83-Mining cart rear ready probe; 84-Mining cart front ready probe; 85-Right push Car oil cylinder return probe; 86-right cart oil cylinder extension probe; 87-pawl drop probe; 88-pawl lift probe.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Figure 1, the fully automatic continuous gangue removal device, the device includes a track 5, a mine car 4, a support mechanism 7, a belt conveyor, a power unit and an electric control unit;

The mine car 4 is movably installed on the track 5, and the support mechanism 7 is a frame structure. The mine car 4 is pierced with a support mechanism 7, and the support mechanism 7 is movable to be provided with a gangue-retaining mechanism 3. The gangue-retaining mechanism 3 includes a sliding mechanism 31, and the sliding mechanism 31 is equipped with a gangue car body 32, the gangue car body 32 sides are provided with a gangue car guardrail 34, the gangue car body 32 is provided with a pawl lift hole 37, and one end of the gangue car pawl 33 is lifted by the pawl The pin shaft 35 is movably arranged in the pawl lifting hole 37, the middle part of the pawl 33 and the body 32 of the gangue car are articulated through the pawl rotating shaft 36, and the other end of the pawl 33 is set on the body of the car 32 exit at one end;

Left and right cart mechanisms 1,2 are respectively installed on the two side supports of support mechanism 7, and described left and right cart mechanisms 1,2 comprise cart oil cylinder 11, piston rod 12, cart mechanism body 14 respectively 1. Claw 17, a slideway 15 is provided in the cart mechanism body 14, and a pulley 13 is arranged in the slideway 15. One end of the pulley 13 is connected to one end of the piston rod 12, and the head of the cart mechanism body 14 moves through the claw pin shaft 16. The hinged claw 17 is connected to the pulley 13 through the claw return spring 18 to act on the movement of the mine car 4;

The power device includes the hydraulic control circuit of the left and right cart mechanisms and the air pressure control circuit of the gangue mechanism. The hydraulic control circuits of the left and right cart mechanisms respectively include cart oil cylinders 11, and the cart oil cylinders 11 are connected to the one-way joints in turn. The flow valve 91, the first three-position four-way electromagnetic reversing valve 92 are connected to the oil tank 97 through the oil filter 95 and the oil pump 96, and the first two-position three-way electromagnetic reversing valve 93 and the overflow valve 94 are added to the right cart In the control oil circuit below the first three-position four-way electromagnetic reversing valve 92 of the hydraulic control circuit of the mechanism;

The air pressure control loop of the gangue mechanism includes the air pressure control loop for lifting and lowering the pawl and the air pressure control circuit for sliding the sliding mechanism. 39 communicates with the second three-position four-way electromagnetic reversing valve 40 in turn, and communicates with the compressed air source 315 through the filter 314. The sliding mechanism sliding pressure air control circuit includes a sliding mechanism cylinder 312, a sliding mechanism connecting rod 311, and the sliding mechanism cylinder 312 in turn. It communicates with the second two-position three-way electromagnetic reversing valve 313, and communicates with the above-mentioned compressed air source 315 through the above-mentioned filter 314;

The end of the tape conveyor is provided with a coal drop point 6;

The electric control device includes a single-chip microcomputer controller and probes, and the probes include left cart oil cylinder return/middle position/extension probes 8, 81, 82, mine car front/rear ready probes 83, 84, right cart oil cylinder return The position/extension probes 85, 86 and the pawl position/elevation probes 87, 88, the detection signals of the above probes are transmitted to the single-chip controller for processing, and the single-chip controller outputs signals to the solenoid valve to control the opening and closing of the actuator.

Concrete working process and using method of the present utility model:

Step 1: When the mine car is in place, press the start button, and the device will give a voice warning before starting up. After a certain period of warning, the mine car, each oil cylinder, and air cylinder will be controlled to return to the initial position, and the claws will be raised to the right position. , the body of the gangue car is back in place, and the tape machine is allowed to start, and then wait for the signal that the height of the gangue at the front of the mine car is in place, as shown in Figure 9;

Step 2: When it is detected that the gangue is in place, push the mine car to 0.65 meters through the left cart mechanism, load the middle of the mine car, and wait for the signal that the height of gangue in the middle of the mine car is in place, as shown in Figure 10;

Step 3: When the middle part of the mine cart is full, the left trolley mechanism pushes the cart again for 0.65 meters, ready to load the rear of the mine cart. After the rear of the mine cart is pushed in place, as shown in Figure 11, the left cart mechanism resets and Control the falling of the claws of the gangue-blocking vehicle to prepare to block the gangue, and then wait for the height of the rear part to be in place, as shown in Figure 12;

Step 4: When it is detected that the height of gangue loading is in place, the cart will be pushed through the right cart mechanism again, and the gangue blocking mechanism will advance along with the mine car and pass the coal drop point. As shown in Figure 13, the gangue blocking mechanism is opposite to the front and rear The mine car gap is protected against gangue. When the front of the second mine car is loaded at the coal drop point, the dog claw of the gangue car is raised, and the gangue blocking mechanism and the right cart mechanism are reset, waiting for the front of the second mine car As shown in Figure 14, for the height signal of gangue loading, when it is detected that the height of gangue loading is in place, repeat the second step. Car, when no car is detected, it will stop the operation of the tape machine and stop the loading cycle.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited by the above-mentioned methods, as long as various insubstantial improvements are made by adopting the method concept and technical solutions of the utility model, or Directly applying the ideas and technical solutions of the utility model to other occasions without improvement is within the protection scope of the utility model.

Claims (2)

1. one kind automatically goes out cash device continuously, it is characterised in that: described device includes track (5), mine car (4), supports machine Structure (7), sealing-tape machine, power set and electric control gear；

Mine car (4) is movably arranged on track (5), and supporting mechanism (7) is tower structure, and mine car (4) wears supporting mechanism (7), supporting mechanism (7) being movably set with Dang Gan mechanism (3), Dang Gan mechanism (3) includes slide mechanism (31), slide mechanism (31) being provided with gear cash car body (32) on, gear cash car body (32) both sides are provided with gear cash car guardrail (34), keep off cash car body (32) offering catch pawl lift span (37) on, gear cash car bumper pawl (33) one end is movably arranged on gear by catch pawl lifting bearing pin (35) In pawl lift span (37), gear cash car bumper pawl (33) middle part is movably hinged by catch pawl rotary shaft (36) with gear cash car body (32), Gear cash car bumper pawl (33) other end is blocked in the outlet of cash car body (32) one end；On two side stands of supporting mechanism (7) respectively It is equiped with left and right go-cart mechanism (1,2).

The most according to claim 1 automatically go out cash device continuously, it is characterised in that: described left and right go-cart mechanism (1, 2) go-cart oil cylinder (11), piston rod (12), go-cart mechanism body (14), claw (17), go-cart mechanism body (14) are included respectively Inside being provided with slideway (15), pulley (13) is arranged in slideway (15), and pulley (13) one end is connected with piston rod (12) one end, go-cart Mechanism body (14) head is movably hinged claw (17) by claw bearing pin (16), and claw (17) passes through claw back-moving spring (18) It is connected on pulley (13) act on mine car (4) motion.