CN115743221A - Rail self-moving type equipment train for underground coal mine and operation method thereof - Google Patents

Abstract

The invention relates to the technical field of coal mine underground auxiliary transportation equipment. In order to solve the transportation problem of the coal mine underground roadway, a rail self-moving equipment train for underground coal mine and its operation method are provided, including a first support, a first traction jack, a second Support, the second traction jack, flatbed car and guide rail, the rear part of the first simple support is connected with the front part of the second simple support through the first traction jack, and the rear part of the second simple support is connected with the front part of the flatbed car through the second traction jack The two adjacent flat cars are connected by universal cross joints, the flat cars are erected on the guide rail, the front end of the guide rail is hinged with the rear end of the second simple bracket, and the adjacent two guide rails are connected by universal joints. The invention has the characteristics of guide rail self-movement, bracket deviation correction, derailment prevention, sports car prevention, etc., improves the efficiency and safety of equipment train movement, reduces the number of deviation adjustments, shortens working time, reduces labor intensity, and improves work efficiency.

Description

A track self-moving equipment train for underground coal mine and its operation method

technical field

The invention relates to the technical field of underground auxiliary transportation equipment in coal mines, and more specifically relates to a track self-moving equipment train for underground coal mines and an operating method thereof.

Background technique

In the fully mechanized mining face of coal mines, mining equipment trains are special transportation equipment. Large-scale coal mining auxiliary equipment such as mobile substations, emulsion pump stations, and pump boxes are deployed and installed on equipment trains. During use, equipment trains need It moves forward with the advancement of the working face; the existing equipment trains mostly use the traditional winch wire rope to pull the equipment trains. This traction method has the disadvantage that the traction ropes are easy to break, which is easy to cause sports car accidents on the equipment trains, and has great potential safety hazards. , At the same time, during the transportation process, the staff need to frequently lay the track and pull the transportation operation, the work efficiency is low, and the labor intensity is high, which brings great inconvenience to the production.

Therefore, it is necessary to improve the prior art.

Contents of the invention

In order to overcome the deficiencies in the prior art, a self-moving equipment train for underground coal mines and an operation method thereof are provided.

In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:

A track self-moving equipment train for underground coal mines, comprising a flatbed car and a guide rail, including a first bracket and a second bracket, the first bracket and the second bracket are all provided with a self-positioning mechanism, and the first bracket and the second bracket are provided with a self-positioning mechanism. A first traction jack is arranged between them, the flat car is arranged on the upper end of the guide rail, one end of the guide rail is hinged to the second support, and the flat car is connected to the second support through the second traction jack;

The first bracket is provided with a deflection adjustment device, and the lower end of the flatbed is provided with a driving device for controlling the lifting of the flatbed.

In order to prevent the flatbed truck from derailing from the guide rail during the lifting process, anti-derailment devices are provided on both sides of the flatbed truck. The anti-derailment device includes a sliding groove and an anti-decoupling hook. In the sliding groove, the lower end of the anti-detachment hook is fixedly connected with the track, and the upper end of the anti-detachment hook extends toward the flatbed truck and has a width greater than that of the sliding groove.

Further, the flatbed vehicle includes a vehicle body and traveling wheels arranged on both sides of the vehicle body, the driving device is arranged along the vertical direction and its upper end is fixedly connected to the lower end of the vehicle body, and the lower end of the driving device is fixedly connected to a lifting seat;

The driving device is a lifting jack, and there are four lifting jacks, and the four lifting jacks are respectively arranged at the bottom four corners of the car body.

In order to securely fix the first bracket to the roadway, the first bracket includes a first base, a first folding support frame, a first support jack and a first support platform, and the bottom end of the first support jack is arranged on the first base At the upper end, the telescopic end of the first support jack is fixedly connected to the bottom of the first support platform, and the upper and lower ends of the first folding support frame are respectively hinged with the first support platform and the first base.

In order to securely fix the first support to the roadway, the second support includes a second base, a second folding support frame, a second support jack and a second support platform, and the bottom end of the second support jack is arranged on the second base At the upper end, the telescopic end of the second support jack is fixedly connected to the bottom of the second support platform, and the upper and lower ends of the second folding support frame are respectively hinged with the second support platform and the second base.

In order to realize the deviation correction function, there are two deviation adjustment devices, which are respectively arranged at the front and rear ends of the first base. The storage mounting frame is welded on the first base, and there are two bottom lifting jacks, the fixed end of the bottom lifting jack is fixedly installed in the storage mounting frame, the telescopic end of the bottom lifting jack is fixedly connected with the sliding seat, the two-way deflection jack It is arranged between two lifting jacks, the fixed end of the two-way deflection jack is hinged to the support seat, the two telescopic ends of the two-way deflection jack are hinged to the sliding seat, and the sliding seat is slidably connected in the groove of the support seat.

Further, there are two first support jacks and two first folding support frames, and the two first folding support frames are arranged in parallel.

Further, two of the first traction jack and the second traction jack are arranged side by side, and there are multiple flatbed vehicles and guide rails, and adjacent flatbed vehicles are connected by universal cross joints, and between adjacent guide rails Connect via gimbal.

A method for operating a rail self-moving equipment train for underground coal mines, comprising:

S100, controlling the extension of the first support jack on the first bracket, so that the first support platform is pressed against the roadway top wall, and controlling the contraction of the second support jack on the second support, so that the second support platform is separated from the roadway top wall, Control the lifting jack on the flatbed car to extend out, make the lifting seat close to the bottom of the roadway, and lift the flatbed car away from the guide rail. At this time, the limit positions of the flatbed car and the guide rail through the anti-derailment device are relatively consistent on the left and right horizontal positions, preventing the flatbed car from falling. Derailment: control the contraction of the first traction jack and the extension of the second traction jack, so that the second bracket and the guide rail move forward together, and the guide rail and the flatbed are limited by the anti-derailment device.

S200. After the first traction jack is contracted and the second traction jack is stretched out, control the extension of the second support jack on the second bracket, so that the second support platform is tightly pressed against the top wall of the roadway, and the lifting jack on the flatbed is controlled to shrink , so that the flatbed car is in contact with the guide rail, and the lifting seat is separated from the bottom surface of the roadway; the second traction jack is controlled to shrink, so that the flatbed car moves forward along the guide rail;

S300. After the second traction jack shrinks in place, control the first support jack on the first support to shrink, so that the first support platform is separated from the roadway top wall; control the first traction jack to extend, so that the first support moves forward, Thereby complete a forward stepping cycle of the equipment train.

Further, in the step S300, after the first traction jack is stretched out in place, by measuring the distance between the front and rear sides of the first bracket and the side wall of the roadway, it is judged whether the forward direction of the equipment train is offset. If there is an offset, Control the extension of the bottom lifting jack of the deviation adjustment device, lift the first bracket, control the expansion and contraction of the two-way deviation adjustment jack, and adjust the relative distance between the left and right of the first bracket, so as to complete the deviation adjustment of the first bracket. After the deviation adjustment is completed, Control the bottom lifting jack to shrink, so that the first support falls to the ground.

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention pulls the equipment train through the mutual cooperation of the first bracket and the second bracket. During the traction process, one of the first bracket and the second bracket always keeps one of them against the top wall of the roadway, ensuring that the equipment train moves The stability of the equipment train can avoid more deviations in the forward direction of the equipment train during the forward process, and reduce the number of deviation adjustments of the equipment train.

2. The present invention connects the flatbed car through the universal cross joint, and connects the guide rail with the universal joint, so that each flatbed car and guide rail can adapt themselves in the up, down, left, and right directions in the undulating roadway during the moving process, reducing the passage resistance of the equipment train , which is conducive to the overall movement of the equipment train.

3. The present invention pulls the equipment train through the first traction jack and the second traction jack to prevent the sports car accident caused by the wire rope of the traditional winch due to the breakage of the wire rope. The working intensity of the staff; by setting the deviation adjustment device, the deviation correction function for the forward direction of the equipment train is realized; by setting the anti-derailment device, when the flatbed car is lifted and the guide rail is pulled, the flatbed car and guide rail are always in the left and right horizontal positions It is relatively static, which prevents derailment accidents caused when the flatbed truck descends.

4. The present invention has the characteristics of self-moving guide rails, bracket deviation correction, derailment prevention, and sports car prevention, which improves the efficiency, stability and safety of equipment train movement, reduces the number of deviation adjustments in the forward direction of equipment trains, shortens working time, and reduces Reduce labor intensity and improve work efficiency.

Description of drawings

The specific implementation manners of the present invention will be further described in detail with reference to the accompanying drawings.

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the structural representation of support and flat car;

Figure 3 is a schematic structural diagram of the deviation adjustment device;

Fig. 4 is the structural representation of flat car and guide rail;

In the figure: 1-the first bracket, 11-the first base, 12-the first folding support frame, 13-the first support jack, 14-the first support platform, 15-the deflection adjustment device, 151-accommodating the installation frame, 152-bottom lift jack, 153-two-way deflection jack, 154-sliding seat, 155-support seat, 2-first traction jack, 3-second bracket, 31-second base, 32-second folding support frame, 33-Second support jack, 34-Second support platform, 4-Second traction jack, 5-Platform car, 51-Car body, 52-Lifting jack, 53-Lifting seat, 54-Anti-derailment device, 541-Slip Slot, 542-anti-detachment hook, 6-guide rail, 7-universal cross connector, 8-universal joint.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example 1:

As shown in Figure 1, a kind of track self-moving equipment train for coal mine underground comprises a first support 1, a first traction jack 2, a second support 3, a second traction jack 4, a flatbed car 5 and a guide rail 6, the first support 1. The second support 3 is arranged front and back, and the first traction jack 2 is provided with two in parallel. The front and rear ends of the first traction jack 2 are respectively connected with the first support 1 and the second support 3. root, the rear of the second bracket 3 is connected to the front of the flatbed truck 5 through two second traction jacks 4 arranged in parallel, and there are several flatbed trucks 5, and the two adjacent flatbed trucks 5 are connected by universal cross connectors 7 , flat car 5 is set up on guide rail 6, and the quantity that guide rail 6 is provided with is consistent with the quantity of flat car 5, and the front end of guide rail 6 is hinged with the rear end of second support 3, and is connected by universal joint 8 between adjacent two guide rails 6, so that Each flatbed car 5 and guide rail 6 can self-adapt in the up, down, left, and right directions in the undulating roadway during the moving process, which is beneficial to the overall movement of the equipment train.

As shown in Fig. 1 and Fig. 2, the first support 1 comprises a first base 11, a first folding support frame 12, a first support jack 13 and a first support platform 14, the first folding support frame 12 is two, the first One end of the folding support frame 12 is hinged with the top front end of the first base 11, and the other end is hinged with the bottom front end of the first support platform 14. The two first folding support frames 12 are arranged in parallel, and the first support jacks 13 are two. The bottom of the first support jack 13 is fixedly connected with the top rear end of the first base 11, the telescopic end of the first support jack 13 is fixedly connected with the bottom rear end of the first support platform 14, and the two first support jacks 13 are parallel set up.

The second support 3 has the same structure as the first support, including a second base 31, a second folding support frame 32, a second support jack 33 and a second support platform 34, the second folding support frame 32 is two, and the second folding support One end of the frame 32 is hinged with the top front end of the second base 31, and the other end is hinged with the bottom front end of the second support platform 34. Two second folding support frames 32 are arranged in parallel, and the second support jacks 33 are two. The bottom of support jack 33 is fixedly connected with the top rear end of second base 31, and the telescopic end of second support jack 33 is fixedly connected with the bottom rear end of second support platform 34, and two second support jacks 33 are parallel settings.

As shown in Fig. 2 and Fig. 3, there are two deviation adjustment devices 15, which are respectively welded on the front and rear ends of the first base 11, including accommodating mounting frame 151, bottom lift jack 152, two-way deviation adjustment jack 153, and sliding seat 154 and the support seat 155, the accommodating mounting frame 151 is welded on the first base 11, and the bottom lifting jack 152 is set to two, and the fixed end of the bottom lifting jack 152 is fixedly installed in the accommodating mounting frame 151, and the expansion and contraction of the bottom lifting jack end is fixedly connected with the sliding seat 154, the two-way deflection jack 153 is arranged between the two lifting jacks 152, the fixed end of the two-way deflection jack 151 is hinged with the support seat 155, and the two telescopic ends of the two-way deflection jack 151 are connected with the sliding The seat 154 is hinged, and the sliding seat 154 is slidably connected in the groove of the supporting seat 155 .

As shown in Figures 2 and 4, the flatbed truck 5 includes a car body 51, a lifting jack 52, a lifting seat 53, and an anti-derailment device 54. The bottom four corners of the bottom, the bottom end of the lifting jack 52 is fixedly installed on the lifting seat 53, and the anti-derailment device 54 is set to two, which are respectively welded on the left and right sides of the car body 51. The anti-derailing device 54 includes a sliding groove 541 and an anti-decoupling hook 542, the sliding groove 541 is welded on the car body 51, the anti-decoupling hook 542 is two and is a U-shaped structure, and the two anti-decoupling hooks 542 are slidably arranged in parallel. In the groove of the sliding groove 541 , one end of the anti-detachment hook 542 is fixedly connected in the outer groove of the guide rail 6 , and the length of the other end of the anti-detachment hook 542 is set to be greater than the width of the sliding groove 541 .

Example 2:

A method for operating a rail self-moving equipment train for underground coal mines, comprising: S100, controlling the extension of the first support jack 13 on the first support 1, making the first support platform 14 close to the top wall of the roadway, and controlling the second support The second support jack 33 on the 3 shrinks, so that the second support platform 34 is separated from the top wall of the roadway, and the lifting jack 52 on the control flat car 5 is stretched out, so that the lifting seat 53 is pressed against the bottom surface of the roadway, and the flat car 5 is lifted away from the guide rail 6. At this time, the limit position of the flatbed car 5 and the guide rail 6 through the anti-derailment device 54 is relatively consistent on the left and right horizontal positions to prevent the flatbed car 5 from derailing when it descends; control the contraction of the first traction jack 2 and the extension of the second traction jack 4, so that the first The two brackets 3 and the guide rail 6 move forward together, and the guide rail 6 and the flatbed cart 5 are limited by the anti-derailment device 54 .

S200. After the first traction jack 2 is contracted and the second traction jack 4 is stretched out, control the second support jack 33 on the second support 3 to stretch out, so that the second support platform 34 is pressed against the roadway top wall, and the flatbed is controlled. The lifting jack 52 on the 5 shrinks so that the flatbed truck 5 contacts the guide rail 6, and the lifting seat 53 breaks away from the bottom surface of the roadway; the second traction jack 4 is controlled to shrink so that the flatbed truck 5 moves forward along the guide rail 6;

S300. After the second traction jack 4 shrinks in place, control the first support jack 13 on the first bracket 1 to shrink, so that the first support platform 14 is separated from the roadway top wall; control the first traction jack 2 to extend, so that the first The support 1 moves forward, thereby completing a forward step cycle of the equipment train; after the first traction jack 2 is stretched out in place, the distance between the front and back sides of the first support 1 and the side walls of the roadway is measured to determine the distance between the equipment train Whether the forward direction is offset, if there is offset, control the lifting jack 152 of the deviation adjustment device 15 to extend, lift the first support 1, control the expansion and contraction of the two-way adjustment jack 153, and adjust the relative distance between the first support 1 and the left , so as to complete the deflection adjustment of the first bracket 1 , after the deflection adjustment is completed, the bottom lifting jack 152 is controlled to shrink, so that the first bracket 1 falls to the ground.

By repeating the above steps, the overall migration of the equipment train can be realized.

Only the preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, various modifications can also be made without departing from the gist of the present invention. Various changes should be included within the protection scope of the present invention.

Claims (10)

1. a coal mine underground track self-moving equipment train, comprising flatbed car (5) and guide rail (6), is characterized in that: comprise first support (1) and second support (3), described first support ( 1), the second support (3) is provided with a self-positioning mechanism, the first traction jack (2) is arranged between the first support (1) and the second support (3), and the flat car (5) is arranged on the guide rail (6) the upper end, one end of the guide rail (6) is hinged with the second support (3), and the flat car (6) is connected with the second support (3) by the second traction jack (4); The first bracket (1) is provided with a deflection adjustment device (15), and the lower end of the flatbed truck (5) is provided with a drive device for controlling the lifting of the flatbed truck (5). 2. A kind of track self-moving equipment train for coal mine underground according to claim 1, characterized in that: the two sides of the flatbed car (5) are provided with anti-derailment devices (54), and the anti-derailment devices (54) include sliding The sliding groove (541) and the anti-decoupling (542), the sliding groove (541) is fixedly connected with the flat car (5), the anti-decoupling (542) is slidably arranged in the sliding groove (541), and the anti-decoupling (542 ) lower end is affixed to the track (6), and the upper end of the anti-detachment hook (542) extends toward the flatbed truck (5) and has a width greater than the groove width of the sliding groove (541). 3. A kind of track self-moving equipment train for coal mine underground according to claim 1, characterized in that: said flatbed car (5) comprises a car body (51) and road wheels arranged on both sides of the car body (51) , the driving device is arranged vertically and the upper end is fixedly connected with the lower end of the car body (51), and the lower end of the driving device is fixedly connected with a lifting seat (53); The driving device is a lifting jack (52), and there are four lifting jacks (52), and the four lifting jacks (52) are respectively arranged at the bottom four corners of the car body (51). 4. A kind of rail self-moving equipment train for coal mine underground according to claim 1, characterized in that: the first support (1) comprises a first base (11), a first folding support frame (12), The first support jack (13) and the first support platform (14), the bottom end of the first support jack (13) is arranged on the first base (11) upper end, the telescopic end of the first support jack (13) and the second The bottom of a support platform (14) is fixedly connected, and the upper and lower ends of the first folding support frame (12) are respectively hinged to the first support platform (14) and the first base (11). 5. A kind of coal mine underground track self-moving equipment train according to claim 4, characterized in that: the second support (3) comprises a second base (31), a second folding support frame (32), The second support jack (33) and the second support platform (34), the bottom end of the second support jack (33) is arranged on the second base (31) upper end, the telescopic end of the second support jack (33) and the first The bottoms of the two support platforms (34) are fixedly connected, and the upper and lower ends of the second folding support frame (32) are hinged to the second support platform (34) and the second base (31) respectively. 6. A kind of rail self-moving equipment train for coal mine underground according to claim 4, characterized in that: said deviation adjusting device (15) is provided with two and is respectively arranged on the front and rear sides of the first base (31). end, the deflection adjustment device (15) includes an accommodating mounting frame (151), a lifting jack (152), a two-way deflection adjusting jack (153), a sliding seat (154) and a support seat (155), and the accommodating mounting frame (151 ) is welded on the first base (11), two lifting jacks (152) are arranged, the fixed ends of the lifting jacks (152) are fixedly installed in the accommodating mounting frame (151), and the telescopic ends of the lifting jacks are connected with the The sliding seat (154) is fixedly connected, the two-way deflection adjustment jack (153) is arranged between the two lifting jacks (152), the fixed end of the two-way deflection adjustment jack (151) is hinged with the support seat (155), and the two-way deflection adjustment jack Two telescopic ends of (151) are hinged with sliding seat (154), and sliding seat (154) is slidably connected in the groove of support seat (155). 7. A kind of coal mine underground track self-moving equipment train according to claim 4, characterized in that: the first support jack (13) and the first folding support frame (12) are all provided with two, two A first folding support frame (12) is arranged in parallel. 8. A kind of rail self-moving equipment train for coal mine underground according to claim 4, characterized in that: two of the first traction jack (2) and the second traction jack (4) are arranged side by side, so There are multiple flat cars (5) and guide rails (6), connected by universal cross joints (7) between adjacent flat cars (5), and connected by universal joints (8) between adjacent guide rails (6). connect. 9. An operation method for a coal mine underground track self-moving equipment train as described in any one of claims 5 to 8, characterized in that, comprising: S100. Control the first support jack (13) on the first support (1) to stretch out, so that the first support platform (14) is pressed against the top wall of the roadway, and control the second support jack (13) on the second support (3) 33) shrink, make the second supporting platform (34) separate from the top wall of the roadway, control the lifting jack (52) on the flatbed truck (5) to stretch out, make the lifting seat (53) press against the bottom surface of the roadway, and push the flatbed truck (5) Jack up and leave the guide rail (6), at this time, the limit position of the flatbed truck (5) and the guide rail (6) is relatively consistent on the left and right horizontal positions through the anti-derailment device (54), so as to prevent the flatbed truck (5) from derailing when it descends; control the first traction The jack (2) shrinks and the second traction jack (4) stretches out, so that the second support (3) and the guide rail (6) move forward together, and the guide rail (6) and the flatbed truck (5) are carried out through the anti-derailment device (54). limit. S200. After the first traction jack (2) is contracted and the second traction jack (4) is extended into place, control the second support jack (33) on the second support (3) to extend, so that the second support platform (34 ) against the top wall of the roadway, control the lifting jack (52) on the flatbed truck (5) to shrink, so that the flatbed truck (5) is in contact with the guide rail (6), and the lifting seat (53) is separated from the bottom surface of the roadway; control the second traction jack (4) Shrink to make the flatbed truck (5) move forward along the guide rail (6); S300. After the second traction jack (4) shrinks in place, control the first support jack (13) on the first support (1) to shrink, so that the first support platform (14) is separated from the roadway top wall; control the first traction The jack (2) stretches out to make the first support (1) move forward, thereby completing a step forward cycle of the equipment train. 10. A method for operating a coal mine underground track self-moving equipment train according to claim 9, characterized in that: in the step S300, after the first traction jack (2) is stretched out in place, by measuring the first The distance between the front and back of the side of the support (1) and the roadway side wall is used to determine whether the advancing direction of the equipment train is offset. If there is an offset, the lifting jack (152) of the control deviation adjustment device (15) is stretched out, and the first The support (1) is lifted to control the expansion and contraction of the two-way deflection adjustment jack (153), and adjust the relative distance between the left and right sides of the first support (1), thereby completing the deviation adjustment of the first support (1). After completing the deviation adjustment, control the lift The bottom jack (152) contracts to make the first support (1) fall to the ground.

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