A cable reeling vehicle for coal mines

Abstract

The present invention discloses a cable reeling vehicle for coal mines, comprising a tractor, wherein the rear of the tractor is connected to the front of a frame, the lower part of the frame is connected to a tire, a reel driving seat is installed on the upper part of the frame, a cable reel is installed on the reel driving seat, and the reel driving seat is used for supporting and driving the cable reel to rotate; a cable arranger and a mechanical arm are installed at the rear of the frame, and a cable conveyor is installed at the end of the mechanical arm; a cable is arranged on the cable reel, and the cable passes through the cable arranger and is connected to the cable conveyor, the cable arranger is used for arranging the cables, and the cable conveyor is driven by a hydraulic motor to move by dragging the cables; the present invention has the advantage of improving the working efficiency of cable reeling.

Description

Technical Field

[0001] The invention relates to the field of cable winding and unwinding vehicles, in particular to a cable winding and unwinding vehicle for coal mines. Background Art

[0002] Coal mine cable laying and recycling are the main tasks of coal mine construction and maintenance. According to incomplete statistics, the annual cable laying and recycling volume of a single coal mine exceeds 400,000 meters, so the laying and recycling efficiency directly affects the production of the coal mine.

[0003] Most coal mines still use the traditional method to lay and recycle cables. They use explosion-proof vehicles to pull cables to the vicinity of the work site, and then manually drag the cables out of the cable drum and stretch and lay them on the coal wall of the tunnel; when reclaiming the cables, they are manually pulled to the loading point and coiled in the carriage, and then transported to the ground. Due to the large cross-section and single weight of the cables, each cable is about 500 meters long, and more than 20 people are required to work simultaneously to lay or recycle each cable.

[0004] It can be seen that the above-mentioned prior art still has inconveniences and defects in cable laying and recovery, and is in urgent need of further improvement. How to create a coal mine cable reeling vehicle that improves the efficiency of cable reeling has become a goal that the industry urgently needs to improve. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a cable reeling vehicle for coal mines, so as to improve the working efficiency of cable reeling, thereby overcoming the shortcomings of the prior art.

[0006] In order to solve the above technical problems, the present invention provides a cable reeling vehicle for coal mines, comprising a tractor, wherein the rear of the tractor is connected to the front of a frame, the lower part of the frame is connected to a tire, a reel driving seat is installed on the upper part of the frame, a cable reel is installed on the reel driving seat, and the reel driving seat is used to support and drive the cable reel to rotate;

[0007] A cable arranger and a mechanical arm are installed at the rear of the frame, and a cable conveyor is installed at the end of the mechanical arm; a cable is arranged on the cable drum, and the cable passes through the cable arranger to be connected to the cable conveyor. The cable arranger is used to arrange the cables, and the cable conveyor moves by dragging the cables under the drive of the hydraulic motor.

[0008] As an improvement of the present invention, the cable reel is used for winding and releasing cables, and the cable reel comprises a reel body, an adjustment frame, a core shaft, a large gear, and an isolation ring; the adjustment frame is connected to the reel body to adjust the diameter of the outer ring of the reel body;

[0009] The drum body is used for winding and storing cables, and both ends of the drum body are connected to a large gear via a core shaft, and the large gear is connected to a drum drive seat. Driven by the drum drive seat, the large gear drives the drum body to rotate forward and reversely; the core shaft passes through the large gear and an outer cylindrical surface is exposed, and the outer cylindrical surface of the core shaft is connected to the drum drive seat; the isolation ring is fixed to the end of the core shaft, and a hole is provided on the isolation ring, which is connected to the drum drive seat, and plays a role in axial positioning of the cable reel.

[0010] As a further improvement of the present invention, discs are provided at both ends of the reel body, and slide grooves are provided on the discs. The adjustment frame can move in the slide grooves of the reel body to adjust the outer ring diameter of the reel body; the core shaft is connected to the large gear by providing an internal spline sleeve.

[0011] As an improvement of the present invention, the reel drive seat includes a support seat, a support wheel, a positioning pin, a pinion, and a first drive motor; the first drive motor is driven by a hydraulic power source in the tractor;

[0012] The lower surface of the support seat is fixedly connected to the frame, and two support wheels are installed on the upper part of the support seat, and the outer cylindrical surfaces of the two support wheels are tangent to the outer cylindrical surface of the core shaft; a positioning pin is arranged between the two support wheels, and the positioning pin is inserted into the hole of the isolation ring to fix the cable reel;

[0013] The first drive motor is installed inside the support seat and is drivingly connected to a small gear installed on the outer surface of the support seat. The small gear can slide axially to engage with the large gear. The small gear drives the large gear to rotate through the power provided by the first drive motor.

[0014] As an improvement of the present invention, the cable arranger includes a second drive motor, a mounting frame, a rolling screw, a cable arrange gantry, and a guide rod; the second drive motor is driven by a hydraulic power source of a tractor; the bottom of the mounting frame is fixedly connected to the rear of the frame through a mounting support frame;

[0015] There are two guide rods, and the two guide rods and the rolling screw pass through the cable gantry and are arranged between two mounting frames. The second drive motor is installed on one of the mounting frames and connected to the rolling screw. The second drive motor drives the cable gantry to move on the guide rods through the rolling screw.

[0016] As an improvement of the present invention, the mechanical arm includes a swing cylinder, a swing frame, a supporting cylinder, a primary telescopic cylinder, a secondary telescopic cylinder, an outer sleeve, a primary inner sleeve, a secondary inner sleeve, and a mounting seat, and the mechanical arm is used to adjust the cable outlet position of the cable conveyor during cable laying;

[0017] The swing cylinder is fixed on the support frame of the cable arranger, and can swing left and right by 25-35° under the drive of hydraulic power; the rear of the swing cylinder is connected with a swing frame, and the swing frame is hinged with the support cylinder and the outer sleeve. The outer sleeve is located above the support cylinder, and the support cylinder can drive the outer sleeve to swing up and down by 0-30° under the drive of hydraulic power;

[0018] The outer sleeve is sleeved with the primary inner sleeve and the secondary inner sleeve in sequence; one end of the secondary telescopic cylinder is hinged with the cylinder barrel of the primary telescopic cylinder, and the other end is hinged with the secondary inner sleeve; one end of the primary telescopic cylinder is hinged with the swing frame, and the other end is hinged with the primary inner sleeve; under the drive of the primary telescopic cylinder and the secondary telescopic cylinder, the robotic arm can achieve two-stage telescopic extension.

[0019] As an improvement of the present invention, the cable conveyor comprises a roller gantry, a frame, a third drive motor, and a cable conveyor belt, wherein the third drive motor is driven by a hydraulic power source of a tractor; the cable conveyor is used to pull the cable;

[0020] There are two roller gantries, which are symmetrically arranged at both ends of the frame. A through opening is arranged in the middle of the frame. The cable conveyor belt is arranged above the frame opening. The third drive motor is arranged inside the frame and connected to the cable conveyor belt.

[0021] As an improvement of the present invention, the tractor is connected to the frame by arranging a slewing bearing seat; the frame is connected to the tire by installing a wheel-side reducer.

[0022] As an improvement of the present invention, the wheel-side reducer has a built-in service brake and a parking brake, and the wheel-side reducer can cooperate with the tractor to achieve four-wheel braking.

[0023] As an improvement of the present invention, the traction power of the tractor is 100-120KW, and / or the length of the whole vehicle is 8.5-9.5m, the width is 2.0-2.6m, and the height is 2.4-2.8m.

[0024] After adopting such a design, the present invention has at least the following advantages:

[0025] 1. The cable reeling vehicle provided by the present invention realizes the mechanized operation of cable laying, which is no longer performed by manual loading and unloading, hauling and manual lifting and laying. It changes the traditional operation mode, eliminates potential accidents, ensures safe production, greatly improves the efficiency of cable laying, reduces the labor intensity of workers, and ensures the safety of workers during the construction process.

[0026] 2. Discs are set at both ends of the drum body, and slide grooves are set on the discs. The adjustment frame can move in the slide groove of the drum body to adjust the outer ring diameter of the drum body. The required size can be adjusted according to different cable specifications, which increases the adaptability to the lane height.

[0027] 3. The cable drum is driven by external drive, which not only has a simple structure and is easy to disassemble, but also has low cost and reduces the weight of the cable drum. It can solve the ineffective process of secondary cable reeling in mines.

[0028] 4. The wheel-side reducer is provided with a built-in driving brake and a parking brake. The wheel-side reducer can cooperate with the tractor to realize four-wheel braking, so that the structure of the whole vehicle is a two-axle 4×2 type, and the vehicle body is short for convenient driving and U-turn.

[0029] 5. The cable reel has the functions of transporting cable, collecting cable, releasing cable, arranging cable and supporting cable.

[0030] 6. By setting the traction power of the tractor to 100-120KW, the length of the vehicle is 8.5-9.5m, the width is 2.0-2.6m, and the height is 2.4-2.8m, so that the cable winding vehicle is not only short and light in weight, but also easy to drive. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The above is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0032] Figure 1 The utility model is a schematic diagram of a whole vehicle of a cable winding and releasing vehicle for coal mines of the present invention.

[0033] Figure 2 The utility model is a schematic diagram of the cable drum structure of a cable winding and releasing vehicle for coal mines according to the present invention.

[0034] Figure 3 The utility model is a schematic diagram of the structure of a drum driving seat of a cable reeling and unwinding vehicle for coal mines according to the present invention.

[0035] Figure 4 The utility model is a structural schematic diagram of a cable arranger of a cable reeling and unwinding vehicle for coal mines according to the present invention.

[0036] Figure 5 The present invention is a schematic diagram of a structural mechanical arm of a cable winding and unwinding vehicle for coal mines.

[0037] Figure 6 The utility model is a schematic diagram of the structure of a cable conveyor of a cable winding and unwinding vehicle for coal mines according to the present invention.

[0038] In the figure, 1-tractor, 2-frame, 3-cable drum, 301-drum body, 302-adjustment frame, 303-core shaft, 304-large gear, 305-isolation ring, 4-drum drive seat, 401-support seat, 402-support wheel, 403-positioning pin, 404-small gear, 405-first drive motor, 5-wheel side reducer, 6-tire, 7-cable arranger, 701-second drive motor, 702-mounting frame, 703-rolling Screw rod, 704-cable gantry, 705-guide rod, 8-mechanical arm, 801-swing cylinder, 802-swing frame, 803-support cylinder, 804-first-level telescopic cylinder, 805-second-level telescopic cylinder, 806-outer sleeve, 807-first-level inner sleeve, 808-second-level inner sleeve, 809-mounting seat, 9-cable conveyor, 901-roller gantry, 902-frame, 903-third drive motor, 904-cable conveyor belt. DETAILED DESCRIPTION

[0039] The present invention provides a cable reeling vehicle for coal mines, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar components or components having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0040] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by "upper", "lower", "left", "right", "top", "bottom", "center", etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0041] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] In this embodiment:

[0043] refer to Figure 1-6 A cable reeling vehicle for coal mines comprises a tractor 1, the rear of the tractor 1 is connected to the front of a frame 2, the lower part of the frame 2 is connected to a tire 6, the tire 6 supports the frame 2, a reel driving seat 4 is installed on the upper part of the frame 2, a cable reel 3 is installed on the reel driving seat 4, and the reel driving seat 4 is used to support and drive the cable reel 3 to rotate;

[0044] A cable arranger 7 and a mechanical arm 8 are installed at the rear of the frame 2. A cable conveyor 9 is installed at the end of the mechanical arm 8. The cable conveyor 9 is placed at the upper end of the mechanical arm 8. A cable is arranged on the cable drum 3. The cable passes through the cable arranger 7 and is connected to the cable conveyor 9. The cable arranger 7 is used to arrange the cables. The cable conveyor 9 drags the cables to move under the drive of the hydraulic motor.

[0045] The tractor 1 is the traction mechanism of the cable reeling vehicle, which drags the rear vehicle to transport the cable. At the same time, the hydraulic power source arranged inside the vehicle provides hydraulic power for the operating mechanism of the rear vehicle.

[0046] refer to Figure 2 Preferably, the cable reel 3 is used for winding and releasing the cable, and the cable reel 3 comprises a reel body 301, an adjustment frame 302, a core shaft 303, a large gear 304, and an isolation ring 305; the adjustment frame 302 is connected to the reel body 301 to adjust the outer ring diameter of the reel body 301;

[0047] The drum body 301 is used for winding and storing cables, and both ends of the drum body 301 are connected to the large gear 304 by setting a core shaft 303, and the large gear 304 is connected to the drum driving seat 4. Driven by the drum driving seat 4, the large gear 304 drives the drum body 301 to rotate forward and reversely; the core shaft 303 passes through the large gear 304 and an outer cylindrical surface is exposed, and the outer cylindrical surface of the core shaft 303 is connected to the drum driving seat 4, and the large gear 304 is used to drive the cable reel 3 to rotate; thereby, the cable reel 3 can not only be fixed on the frame 2, but also rotate flexibly with low resistance and convenient disassembly; the isolation ring 305 is fixed to the end of the core shaft 303, and the isolation ring 305 is provided with a hole, which is connected to the drum driving seat 4, and plays a role in axial positioning of the cable reel 3.

[0048] Preferably, discs are provided at both ends of the drum body 301, and slide grooves are provided on the discs. The adjustment frame 302 can move in the slide groove of the drum body 301 to adjust the outer ring diameter of the drum body 301, thereby meeting the needs of cables of different specifications at the same time and improving the vehicle's adaptability to the height of the lane; the core shaft 303 is connected to the large gear 304 by setting an internal spline sleeve.

[0049] refer to Figure 3 Preferably, the reel drive seat 4 includes a support seat 401, a support wheel 402, a positioning pin 403, a pinion 404, and a first drive motor 405; the first drive motor 405 is driven by a hydraulic power source in the tractor 1;

[0050] The lower surface of the support seat 401 is fixedly connected to the frame 2, and two support wheels 402 are installed on the upper part of the support seat 401. The outer cylindrical surfaces of the two support wheels 402 are tangent to the outer cylindrical surface of the core shaft 303; a positioning pin 403 is arranged between the two support wheels 402, and the positioning pin 403 is inserted into the hole of the isolation ring 305 to fix the cable reel 3;

[0051] The first drive motor 405 is installed inside the support base 401 and is drivingly connected to a pinion 404 installed on the outer surface of the support base 401. The pinion 404 can slide axially to engage with the large gear 304. The meshing transmission between the large gear 304 and the pinion 404 not only transmits motion but also has the effect of reducing speed and increasing torque, thereby meeting the torque and speed requirements of cable winding and unwinding. The pinion 404 drives the large gear 304 to rotate through the power provided by the first drive motor 405.

[0052] refer to Figure 4 Preferably, the cable arrangement device 7 includes a second drive motor 701, a mounting frame 702, a rolling screw 703, a cable arrangement gantry 704, and a guide rod 705; the second drive motor 701 is driven by the hydraulic power source of the tractor 1; the bottom of the mounting frame 702 is fixedly connected to the rear of the frame 2 through a mounting support frame;

[0053] There are two guide rods 705, and the two guide rods 705 and the rolling screw 703 pass through the cable gantry 704 and are arranged between two mounting frames 702. The second drive motor 701 is installed on one of the mounting frames 702 and connected to the rolling screw 703; the second drive motor 701 drives the cable gantry 704 to move on the guide rod 705 through the rolling screw 703.

[0054] refer to Figure 5 Preferably, the mechanical arm 8 includes a swing cylinder 801, a swing frame 802, a supporting cylinder 803, a primary telescopic cylinder 804, a secondary telescopic cylinder 805, an outer sleeve 806, a primary inner sleeve 807, a secondary inner sleeve 808, and a mounting seat 809. The mechanical arm 8 is used to adjust the cable outlet position of the cable conveyor 9 during cable laying;

[0055] The swing cylinder 801 is fixed on the support frame of the cable arranger 7, and can swing left and right by 25-35° under the drive of hydraulic power; the swing frame 802 is connected to the rear of the swing cylinder 801, and the swing frame 802 is hinged with the support cylinder 803 and the outer sleeve 806. The outer sleeve 806 is located above the support cylinder 803. The support cylinder 803 can drive the outer sleeve 806 to swing up and down by 0-30° under the drive of hydraulic power;

[0056] The outer sleeve 806 is sequentially sleeved with the primary inner sleeve 807 and the secondary inner sleeve 808; one end of the secondary telescopic cylinder 805 is hinged to the cylinder of the primary telescopic cylinder 804, and the other end is hinged to the secondary inner sleeve 808; one end of the primary telescopic cylinder 804 is hinged to the swing frame 802, and the other end is hinged to the primary inner sleeve 807; driven by the primary telescopic cylinder 804 and the secondary telescopic cylinder 805, the robotic arm 8 can achieve two-stage telescopic extension.

[0057] refer to Figure 6 Preferably, the cable conveyor 9 includes a roller gantry 901, a frame 902, a third drive motor 903, and a cable conveyor belt 904, wherein the third drive motor 903 is driven by a hydraulic power source of the tractor 1; the cable conveyor 9 is used to pull the cable; the cable can be actively released from the cable drum 3, thereby avoiding the accumulation of the cable between the cable drum 3 and the mechanical arm 8; the cable outlet position of the cable conveyor 9 can be adjusted by the mechanical arm 8 during cable laying;

[0058] There are two roller gantries 901 symmetrically arranged at both ends of the frame 902 . A through opening is arranged in the middle of the frame 902 . The cable conveyor belt 904 is arranged above the opening of the frame 902 . The third drive motor 903 is arranged inside the frame 902 and connected to the cable conveyor belt 904 .

[0059] Preferably, the tractor 1 is connected to the frame 2 by providing a slewing support seat, and the slewing support seat is used to produce a small angle deflection when the wheels of the front vehicle and the rear vehicle are not on the same plane, thereby ensuring that the four tires touch the ground at the same time; the frame 2 is connected to the tire 6 by installing a wheel-side reducer 5.

[0060] Preferably, the wheel-side reducer 5 has a built-in driving brake and a parking brake, and the wheel-side reducer 5 can cooperate with the tractor 1 to achieve four-wheel braking.

[0061] Preferably, the traction power of the tractor 1 is 100-120KW, and / or the length of the vehicle is 8.5-9.5m, the width is 2.0-2.6m, and the height is 2.4-2.8m; the best choice is that the traction power of the tractor is 110Kw, the length of the vehicle is 9.0m, the width is 2.3m, and the height is 2.6m.

[0062] Cable releasing operation: first take out the fixed drum locating pin 403, then place the cable reel 3 loaded with cable on the reel drive seat 4 through the crane in the cable yard, so that the core shaft 303 on the cable reel 3 is tangent to the support wheel 402 on the reel drive seat 4 and the isolation ring 305 is in contact with the vertical plate on the reel drive seat 4, adjust the small gear 404 to ensure that it is meshed with the large gear 304, and then insert the locating pin 403 into the inner hole of the core shaft 303.

[0063] Start the tractor 1 and drive it to the cable releasing position, adjust the small gear 404 to separate from the large gear 304, then lead one end of the cable through the cable gantry 704 of the cable arranger and the roller gantry 901 of the cable conveyor 9, adjust the cable conveyor 9 so that its cable conveyor belt 904 clamps the cable, adjust the mechanical arm 8 so that the cable outlet position of the cable conveyor 9 is just near the cable laying coal wall, and then start the third drive motor 903 of the cable conveyor 9. At this time, the cable reel 3 will rotate clockwise under the cable traction force to realize the cable releasing operation.

[0064] Cable winding operation: first take out the positioning pin 403, then place the cable reel 3 without cable on the reel drive seat 4 through the crane in the cable site, so that the core shaft 303 on the cable reel 3 is tangent to the support wheel 402 on the reel drive seat 4, the isolation ring 305 is in contact with the vertical plate on the reel drive seat 4, adjust the small gear 404 to mesh with the large gear 304, and then insert the positioning pin 403 into the inner hole of the core shaft 303.

[0065] Start the tractor 1 and drive it to the cable collecting position. Then, introduce one end of the cable into the inside through the roller gantry 901 of the cable conveyor 9, the cable gantry 704 of the cable arranger 7 and the inner tube cutout of the drum body 301 for fixation. Adjust the cable conveyor 9 so that the cable conveyor belt 904 does not clamp the cable. Adjust the mechanical arm 8 so that the collecting height is appropriate. Start the first drive motor 405 on the drum drive seat 4 to rotate the cable drum 3 counterclockwise. At the same time, start the second drive motor 701 of the cable arranger 7 to move the drum body 3 by a step distance of one cable diameter for each rotation, thereby realizing the collecting operation.

[0066] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Those skilled in the art may make some simple modifications, equivalent changes or modifications using the technical contents disclosed above, which all fall within the protection scope of the present invention.

Claims

1. A cable reeling vehicle for coal mines, characterized in that: The invention comprises a tractor (1), the rear of the tractor (1) is connected to the front of a frame (2), the lower part of the frame (2) is connected to a tire (6), the upper part of the frame (2) is equipped with a reel drive seat (4), a cable reel (3) is installed on the reel drive seat (4), and the reel drive seat (4) is used to support and drive the cable reel (3) to rotate; A cable arranger (7) and a mechanical arm (8) are installed at the rear of the vehicle frame (2), and a cable conveyor (9) is installed at the end of the mechanical arm (8); a cable is arranged on the cable drum (3), and the cable passes through the cable arranger (7) and is connected to the cable conveyor (9); the cable arranger (7) is used to arrange the cables, and the cable conveyor (9) is driven by a hydraulic motor to drag the cables to move; The cable reel (3) is used for reeling in and unreeling a cable, and comprises a reel body (301), an adjustment frame (302), a core shaft (303), a large gear (304), and an isolation ring (305); the adjustment frame (302) is connected to the reel body (301) to adjust the diameter of the outer ring of the reel body (301); The reel body (301) is provided with discs at both ends, and the discs are provided with slide grooves. The adjustment frame (302) can move in the slide grooves of the reel body (301) to adjust the outer ring diameter of the reel body (301); the core shaft (303) is connected to the large gear (304) by providing an internal spline sleeve; The reel body (301) is used for winding and storing cables. Both ends of the reel body (301) are connected to a large gear (304) via a core shaft (303). The large gear (304) is connected to a reel drive seat (4). Driven by the reel drive seat (4), the large gear (304) drives the reel body (301) to rotate in both directions. The core shaft (303) passes through the large gear (304) and an outer cylindrical surface is exposed. The outer cylindrical surface of the core shaft (303) is connected to the reel drive seat (4). The isolation ring (305) is fixed to the end of the core shaft (303). A hole is provided on the isolation ring (305), which is connected to the reel drive seat (4) and plays a role in axial positioning of the cable reel (3). The reel drive seat (4) comprises a support seat (401), a support wheel (402), a positioning pin (403), a pinion (404), and a first drive motor (405); the first drive motor (405) is driven by a hydraulic power source in the tractor (1); The lower surface of the support seat (401) is fixedly connected to the vehicle frame (2); two support wheels (402) are installed on the upper part of the support seat (401); the outer cylindrical surfaces of the two support wheels (402) are tangent to the outer cylindrical surface of the core shaft (303); a positioning pin (403) is arranged between the two support wheels (402); the positioning pin (403) is inserted into the hole of the isolation ring (305) to fix the cable reel (3); The first driving motor (405) is installed inside the supporting base (401) and is drivingly connected to a small gear (404) installed on the outer surface of the supporting base (401). The small gear (404) can slide axially to engage with the large gear (304). The small gear (404) drives the large gear (304) to rotate through the power provided by the first driving motor (405).

2. A cable reeling vehicle for coal mines according to claim 1, characterized in that: The cable arranger (7) comprises a second drive motor (701), a mounting frame (702), a rolling screw (703), a cable arranger gantry (704), and a guide rod (705); the second drive motor (701) is driven by a hydraulic power source of the tractor (1); the bottom of the mounting frame (702) is fixedly connected to the rear of the frame (2) via a mounting support frame; There are two guide rods (705), and the two guide rods (705) and the rolling screw (703) pass through the cable gantry (704) and are arranged between two mounting frames (702). The second drive motor (701) is installed on one of the mounting frames (702) and is connected to the rolling screw (703); the second drive motor (701) drives the cable gantry (704) to move on the guide rod (705) through the rolling screw (703).

3. A cable reeling vehicle for coal mines according to claim 1, characterized in that: The mechanical arm (8) comprises a swing cylinder (801), a swing frame (802), a supporting cylinder (803), a primary telescopic cylinder (804), a secondary telescopic cylinder (805), an outer sleeve (806), a primary inner sleeve (807), a secondary inner sleeve (808), and a mounting seat (809). The mechanical arm (8) is used to adjust the cable outlet position of the cable conveyor (9) when laying cables. The swing cylinder (801) is fixed on the support frame of the cable arranger (7), and can swing left and right by 25-35 degrees under the drive of hydraulic power; the swing cylinder (801) is connected to the rear with a swing frame (802), the swing frame (802) is hinged with the support cylinder (803) and the outer sleeve (806), the outer sleeve (806) is located above the support cylinder (803), and the support cylinder (803) can drive the outer sleeve (806) to swing up and down by 0-30 degrees under the drive of hydraulic power; The outer sleeve (806) is sleeved with the primary inner sleeve (807) and the secondary inner sleeve (808) in sequence; one end of the secondary telescopic oil cylinder (805) is hinged with the cylinder barrel of the primary telescopic oil cylinder (804), and the other end is hinged with the secondary inner sleeve (808); one end of the primary telescopic oil cylinder (804) is hinged with the swing frame (802), and the other end is hinged with the primary inner sleeve (807); under the drive of the primary telescopic oil cylinder (804) and the secondary telescopic oil cylinder (805), the mechanical arm (8) can achieve two-stage telescopic extension.

4. A cable reeling vehicle for coal mines according to claim 1, characterized in that: The cable conveyor (9) comprises a roller gantry (901), a frame (902), a third drive motor (903), and a cable conveyor belt (904), wherein the third drive motor (903) is driven by a hydraulic power source of a tractor (1); the cable conveyor (9) is used for pulling cables; There are two roller gantries (901) symmetrically arranged at both ends of the frame (902); a through opening is arranged in the middle of the frame (902); the cable conveyor belt (904) is arranged above the opening of the frame (902); and the third drive motor (903) is arranged inside the frame (902) and connected to the cable conveyor belt (904).

5. A cable reeling vehicle for coal mines according to any one of claims 1 to 4, characterized in that: The tractor (1) is connected to a vehicle frame (2) by arranging a slewing bearing seat; the vehicle frame (2) is connected to a tire (6) by installing a wheel-side reducer (5).

6. A cable reeling vehicle for coal mines according to claim 5, characterized in that: The wheel-side reducer (5) has a built-in driving brake and a parking brake, and the wheel-side reducer (5) can cooperate with the tractor (1) to achieve four-wheel braking.

7. A cable reeling vehicle for coal mines according to any one of claims 1 to 4, characterized in that: The traction power of the tractor (1) is 100-120 kW, and / or the length of the whole vehicle is 8.5-9.5 m, the width is 2.0-2.6 m, and the height is 2.4-2.8 m.

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