Novel wheel type transshipment crusher for underground coal mine

Abstract

The invention provides a novel wheel type transshipment crusher for an underground coal mine, and belongs to the technical field of rapid driving face transportation of the underground coal mine. The rear end of a guide chute is fixedly connected with the front end of a crushing part; the rear end of the crushing part is fixedly connected with the front end of the discharging part; the guide chute, the crushing part and the unloading part are linearly arranged; the rear end of the unloading part is rotationally connected with the frame body through a pin shaft I; the two ends of the swing oil cylinder I are connected with the discharging part and the frame body correspondingly and used for driving the discharging part to swing up and down relative to the frame body. The two groups of driving wheels are arranged on two sides of the frame body and are driven by a driving mechanism to rotate; the front end of the material receiving part is connected with the frame body through a pin shaft II; the two ends of the swing oil cylinder II are connected with the frame body and the material receiving part correspondingly and used for driving the material receiving part to swing up and down relative to the frame body. The novel wheel type transferring crusher for the underground coal mine is rubber wheel type transferring equipment which integrates transferring and crushing and is high in moving speed.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of coal mine underground rapid tunneling working face transportation, and specifically discloses a novel wheeled transfer crusher for coal mine underground. BACKGROUND

[0002] The main function of the intelligent fast excavation rear supporting transportation system is to buffer the materials cut and transferred by the excavation and anchoring machine in the storage. There are many factors affecting the production rate of the front-end equipment of the excavation, and how to select and configure the rear supporting system to reduce the auxiliary work time and improve the excavation production rate is the key.

[0003] The existing rear supporting transportation system mainly includes three types: the first type is a shuttle car + feeding crusher + belt conveyor transportation system, the feeding crusher and the belt conveyor are arranged in a straight line on one side of the roadway, the shuttle car is a warehouse transfer equipment of the shuttle type, the feeding crusher is a fixed self-moving equipment, and the shuttle car runs back and forth between the excavation and anchoring machine and the feeding crusher; the second type is a belt transfer machine + belt conveyor transportation system, which is suitable for single-lane excavation work of any excavation and anchoring machine and coal mines with soft and not easy to block, but the time required for pulling and moving is intermittent; and the third type is a walking type anchor protection transfer crusher + belt transfer machine + belt conveyor transportation system, which is suitable for large amount of coal of the excavation and anchoring machine and has a buffering and transferring function.

[0004] The walking type anchor protection transfer crusher, such as the seven-arm anchor protection transfer crusher disclosed in CN115788484A, is a track type device, and has the problems of slow movement and unsmooth movement caused by dragging cables. Moreover, the crushing mechanism is arranged between the middle frame conveying groove side plates, occupies most of the space of the middle frame of the whole machine, and has high requirements for the size of the whole machine. In addition, the single crushing mechanism needs to be improved in terms of the crushing degree of coal blocks. SUMMARY

[0005] The present application provides a novel wheeled transfer crusher for coal mine underground, which at least solves the above technical problem.

[0006] The novel wheeled transfer crusher for coal mine underground, which comprises a material guide chute, a crushing part, a discharging part, a frame body, a swing cylinder I, a driving wheel, a driving mechanism, a material receiving part and a swing cylinder II; the rear end of the material guide chute is fixedly connected with the front end of the crushing part; the rear end of the crushing part is fixedly connected with the front end of the discharging part; the material guide chute, the crushing part and the discharging part are arranged in a straight line; the rear end of the discharging part is rotatably connected with the frame body through a pin shaft I; the two ends of the swing cylinder I are connected with the discharging part and the frame body respectively, and are used for driving the discharging part to swing up and down relative to the frame body; two groups of driving wheels are arranged on the two sides of the frame body and are driven to rotate by the driving mechanism; the front end of the material receiving part is connected with the frame body through a pin shaft II; the two ends of the swing cylinder II are connected with the frame body and the material receiving part respectively, and are used for driving the material receiving part to swing up and down relative to the frame body.

[0007] In the coal mine underground new type of wheeled transfer crusher, the guide chute comprises an arc-shaped guide plate, a baffle plate, a connecting plate I and a spray assembly I; the two baffle plates are fixed on the two sides of the arc-shaped guide plate, each baffle plate is connected with the connecting plate I, and the connecting plate I is connected with the front end of the crushing part; the spray assembly I comprises a spray pipe and a spray head, the spray pipe is fixed on the upper end of the arc-shaped guide plate and located outside the arc-shaped guide plate, the spray head is installed on the spray pipe, and the spray head penetrates through the arc-shaped guide plate.

[0008] In the coal mine underground new type of wheeled transfer crusher, the baffle plate comprises an upper baffle plate and a lower baffle plate; a reinforcing rib is arranged between the outer side of the upper baffle plate, the arc-shaped guide plate and the connecting plate I.

[0009] In the coal mine underground new type of wheeled transfer crusher, the crushing part comprises a crushing protective cover, a crushing assembly I and a crushing assembly II; the crushing protective cover comprises a top plate, a bottom plate and a side plate connecting the top plate and the bottom plate, the front end of the side plate is provided with a connecting plate II, the rear end of the side plate is provided with a connecting plate III, the connecting plate II is connected with the connecting plate I through bolts, and the connecting plate III is connected with the front end of the discharging part; the crushing assembly I comprises a crushing shaft I, a plurality of crushing discs I fixed on the crushing shaft I and a crushing shaft driving source I for driving the crushing shaft I to rotate, the crushing shaft I penetrates through the two side plates of the crushing protective cover, the crushing disc I penetrates through the bottom plate of the crushing protective cover, and the crushing shaft driving source I is fixed on the side plate of the crushing protective cover; the crushing assembly II comprises a crushing shaft II, a plurality of crushing discs II fixed on the crushing shaft II and a crushing shaft driving source II for driving the crushing shaft II to rotate, the crushing shaft II penetrates through the two side plates of the crushing protective cover, the crushing shaft II is parallel to the crushing shaft I, the crushing disc II penetrates through the bottom plate of the crushing protective cover, the crushing disc II is arranged in a staggered manner with the crushing disc I, and the crushing shaft driving source II is fixed on the side plate of the crushing protective cover.

[0010] In the coal mine underground new type of wheeled transfer crusher, the discharging part comprises a discharging frame, a discharging conveying mechanism, a movable tongue plate and an adjusting pad; the front end of the discharging frame is provided with a connecting plate IV, the rear end is provided with a connecting lug I, the connecting plate IV is connected with the connecting plate III through bolts, and the connecting lug I is connected with the front connecting lug on the frame body; the discharging conveying mechanism comprises a chain transmission assembly and a scraper; the chain transmission assembly comprises a driving sprocket, a driven sprocket and a chain, the driving sprocket and the driven sprocket are rotatably installed in the discharging frame, and the chain is sleeved on the driving sprocket and the driven sprocket; a plurality of scrapers are fixed on the chain in sequence; the movable tongue plate is located between the driving sprocket and the scraper, and both ends thereof are connected with the discharging frame through bolts; the adjusting pad is arranged between the movable tongue plate and the discharging frame.

[0011] The coal mine underground new type of wheeled transfer crusher further comprises a discharging power assembly; the discharging power assembly is arranged on the two sides of the discharging frame and comprises a conveying motor, a friction torque limiter, a conveying speed reducer and a connecting shaft connected in sequence, and the connecting shaft is connected with the driving sprocket.

[0012] In the coal mine underground new wheel type transfer and crushing machine, the receiving part comprises a receiving frame and a hopper; the front end of the receiving frame is provided with a connecting lug II, and the connecting lug II is connected with the rear connecting lug on the vehicle frame body; two hoppers are respectively fixed on the two sides of the receiving frame and are inclined to the receiving frame.

[0013] In the coal mine underground new wheel type transfer and crushing machine, the receiving part further comprises a buffer chain, a chain pressing block, a collision protection frame and a spraying assembly II; the buffer chain is arranged in the receiving frame and is pressed by the chain pressing block; the collision protection frame is installed at the rear end of the receiving frame and the hopper; and the spraying assembly II is arranged in the receiving frame.

[0014] In the coal mine underground new wheel type transfer and crushing machine, further comprising a steering wheel, a steering mechanism, an engine assembly, a hydraulic system, a cab and an illumination system; two groups of steering wheels are installed on the two sides of the vehicle frame body and are located in front of the driving wheels and are steered through the steering mechanism; the engine assembly, the hydraulic system and the cab are arranged on the upper part of the vehicle frame body, the engine assembly is used for providing power for the hydraulic system, and the hydraulic system is used for providing hydraulic oil for the hydraulic elements such as the swing oil cylinder; the illumination system comprises front illumination lamps, rear illumination lamps and diffuse illumination lamps, the front illumination lamps are arranged above the protective cover of the unloading power assembly, the rear illumination lamps are arranged on the two hoppers, and the diffuse lamps are arranged on the receiving frame.

[0015] In the coal mine underground new wheel type transfer and crushing machine, the vehicle frame body is provided with a crushing assembly III.

[0016] Compared with the prior art, the present application has the following beneficial effects: 1. The diesel engine is used as driving force, the rubber wheel type is used for walking, the transfer and crushing are automatically controlled, the temporary transfer point can also be provided, the problem of slow movement and inflexible movement caused by the dragging cable of the tracked transfer and crushing machine is solved; 2. If only the crushing part is arranged, since the crushing part is located between the guide chute and the unloading part, the size of the vehicle frame body can be reduced; 3. If the crushing part and the crushing assembly III are arranged at the same time, the crushing part can be used in cooperation with the crushing assembly III on the vehicle frame body, the secondary crushing of the coal blocks is realized, and the coal blocks are more uniformly crushed. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the specific embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0018] Figure 1 It is a structural schematic view of the coal mine underground new wheel type transfer and crushing machine; Figure 2 Structure diagram of the material guiding groove; Figure 3 Structure diagram of the crushing part; Figure 4 Structure diagram of the discharging part; Figure 5 Structure diagram of the discharging power assembly; Figure 6 Structure diagram of the engine assembly on the frame body.

[0019] In the figure: 1, material guiding groove; 2, crushing part; 3, discharging part; 4, discharging power assembly; 5, steering wheel; 6, engine assembly; 7, frame body; 8, swing oil cylinder I; 9, driving wheel; 10, material receiving part; 11, swing oil cylinder II; 12, hydraulic system; 13, cab; 14, lighting system; 101, arc-shaped material guiding plate; 102, coupling plate I; 103, spray assembly I; 104, upper material blocking plate; 105, lower material blocking plate; 201, crushing assembly I; 202, crushing assembly II; 203, coupling plate II; 204, coupling plate III; 301, discharging frame; 302, movable tongue plate; 303, adjusting pad plate; 304, coupling plate IV; 305, connecting lug I; 306, chain transmission assembly; 307, scraper; 308, preliminary suspension hook-shaped structure; 401, conveying motor; 402, friction torque limiter; 403, conveying speed reducer; 404, coupling shaft. DETAILED DESCRIPTION

[0020] The technical solutions of the present application will be described clearly and completely below in combination with the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0021] Embodiment 1 The present embodiment provides a new type of wheeled transfer crusher in a coal mine, which is a rubber-wheeled transfer equipment integrating transfer and crushing and has a relatively high moving speed. The wheeled transfer crusher is arranged linearly with a belt conveyor on one side of a roadway or vertically with the belt conveyor, and coal blocks are transported back and forth by a shuttle car or a transport car through a connecting roadway, so that the crushed coal blocks are transported to a main transport or a crossheading belt conveyor.

[0022] The new type of wheeled transfer crusher in the coal mine underground comprises a material guiding groove 1, a crushing part 2, a discharging part 3, a discharging power assembly 4, a steering wheel 5, a steering mechanism, an engine assembly 6, a frame body 7, a swing oil cylinder I 8, a driving wheel 9, a driving mechanism, a material receiving part 10, a swing oil cylinder II 11, a hydraulic system 12, a cab 13 and an illumination system 14.

[0023] The rear end of the material guiding groove 1 is fixedly connected with the front end of the crushing part 2; the rear end of the crushing part 2 is fixedly connected with the front end of the discharging part 3; the material guiding groove 1, the crushing part 2 and the discharging part 3 are arranged in a straight line; the discharging power assembly 4 is arranged on both sides of the discharging part 3; the rear end of the discharging part 3 is rotatably connected with the frame body 7 through a pin shaft I; the two ends of the swing oil cylinder I 8 are connected with the discharging part 3 and the frame body 7 respectively, for driving the discharging part 3 to swing up and down relative to the frame body 7, controlling and adjusting the position angle of the discharging part 3 and the frame body 7; two groups of steering wheels 5 are installed on both sides of the frame body 7, and are steered through the steering mechanism to adapt to uneven ground; two groups of driving wheels 9 are arranged on both sides of the frame body 7 and located behind the steering wheels 5, and are driven to rotate by the driving mechanism; the front end of the material receiving part 10 is connected with the frame body 7 through a pin shaft II; the two ends of the swing oil cylinder II 11 are connected with the frame body 7 and the material receiving part 10 respectively, for driving the material receiving part 10 to swing up and down relative to the frame body 7, controlling and adjusting the position angle of the material receiving part 10 and the frame body 7; the engine assembly 6, the hydraulic system 12 and the cab 13 are arranged on the upper part of the frame body 7; the engine assembly 6 is used for providing power for the hydraulic system 12; the hydraulic system 12 is used for providing hydraulic oil for the swing oil cylinder and other hydraulic elements; the illumination system 14 comprises front illumination lamps, rear illumination lamps and diffuse illumination lamps; the front illumination lamps are arranged above the protective cover of the discharging power assembly 4; the rear illumination lamps are arranged on the two hoppers of the discharging part 3; and the diffuse illumination lamps are arranged on the material receiving rack of the discharging part 3.

[0024] The material guiding groove 1 comprises an arc-shaped material guiding plate 101, a material blocking plate, a connecting plate I 102 and a spraying assembly I 103; two material blocking plates are fixed on both sides of the arc-shaped material guiding plate 101, each of the material blocking plates is connected with the connecting plate I 102, and the connecting plate I 102 is connected with the front end of the crushing part 2; the spraying assembly I 103 comprises a spraying pipe and a spraying head; the spraying pipe is fixed on the upper end of the arc-shaped material guiding plate 101 and located outside the arc-shaped material guiding plate 101; the spraying head is installed on the spraying pipe and penetrates through the arc-shaped material guiding plate 101, for dust reduction of the coal blocks in the material guiding groove 1.

[0025] The material blocking plate comprises an upper material blocking plate 104 and a lower material blocking plate 105; a reinforcing rib is arranged between the outer side of the upper material blocking plate 104, the arc-shaped material guiding plate 101 and the connecting plate I 102. When the coal blocks are transported from the crushing part 2 to the upper part of the material guiding groove 1, a greater impact on the upper part of the material guiding groove 1 is generated, the connection of the upper part of the material guiding groove 1 is strengthened through the reinforcing rib, and the deformation is reduced.

[0026] The crushing part 2 comprises a crushing protective cover, a crushing assembly I 201 and a crushing assembly II 202; the crushing protective cover comprises a top plate, a bottom plate and side plates connecting the top plate and the bottom plate, the front end of the side plate is provided with a coupling plate II 203, the rear end of the side plate is provided with a coupling plate III 204, the coupling plate II 203 is connected with the coupling plate I 102 through bolts, the coupling plate III 204 is connected with the front end of the discharging part; the crushing assembly I 201 comprises a crushing shaft I, a plurality of crushing discs I fixed on the crushing shaft I and a crushing shaft driving source I for driving the crushing shaft I to rotate, the crushing shaft I penetrates through the two side plates of the crushing protective cover and is perpendicular to the coal flow conveying direction, the crushing disc I penetrates through the bottom plate of the crushing protective cover, and the crushing shaft driving source I is fixed on the side plate of the crushing protective cover; the crushing assembly II 202 comprises a crushing shaft II, a plurality of crushing discs II fixed on the crushing shaft II and a crushing shaft driving source II for driving the crushing shaft II to rotate, the crushing shaft II penetrates through the two side plates of the crushing protective cover and is parallel to the crushing shaft I, the crushing disc II penetrates through the bottom plate of the crushing protective cover, the crushing disc II is arranged in a staggered manner with the crushing disc I to ensure the crushing of the coal blocks, and the crushing shaft driving source II is fixed on the side plate of the crushing protective cover. The crushing disc is a ratchet type crushing disc.

[0027] The discharging part 3 comprises a discharging frame 301, a discharging conveying mechanism, a movable tongue plate 302 and an adjusting pad plate 303; the front end of the discharging frame 301 is provided with a coupling plate IV 304, and the rear end is provided with a connecting lug I 305; the coupling plate IV 304 is connected with the coupling plate III 204 through bolts, and the connecting lug I 305 is connected with the front connecting lug on the frame body 7; the discharging conveying mechanism comprises a chain transmission assembly 306 and a scraper 307; the chain transmission assembly 306 comprises a driving sprocket, a driven sprocket and a chain, the driving sprocket and the driven sprocket are both rotatably installed in the discharging frame 301, and the chain is sleeved on the driving sprocket and the driven sprocket; a plurality of scrapers 307 are fixed on the chain in sequence; the movable tongue plate 302 is located between the driving sprocket and the scraper, and both ends are connected with the discharging frame 301 through bolts; the adjusting pad plate 303 is arranged between the movable tongue plate 302 and the discharging frame 301, and the angle between the movable tongue plate 302 and the discharging frame 301 is adjusted by increasing or reducing the adjusting pad plate 303. In the embodiment, the chain transmission assembly 306 adopts a split sprocket assembly. The discharging frame 301 is provided with a hook-shaped structure 308 for suspending a pin shaft, which can be connected with various forms of transportation sections.

[0028] The discharging power assembly 4 is arranged on both sides of the discharging frame 301 and comprises a conveying motor 401, a friction torque limiter 402, a conveying speed reducer 403 and a connecting shaft 404 connected in sequence, and the connecting shaft 404 is connected with the driving sprocket.

[0029] The steering mechanism comprises a steering wheel box, a steering bridge and bearing seats. The steering wheel 5 is connected with the steering wheel box, the steering wheel box is connected with the steering bridge, and the two bearing seats are respectively fixed on the shafts at the two ends of the steering bridge.

[0030] The engine assembly 6 comprises an explosion-proof electric injection diesel engine, a diesel tank, a water supplement tank, an air filter assembly, an exhaust treatment tank, a gas storage tank, etc. The explosion-proof electric injection diesel engine is fixed on the right side of the upper part of the frame body 7. The diesel tank and the water supplement tank are arranged at the middle position of the frame body 7. The exhaust treatment tank is arranged at the front part below the explosion-proof electric injection diesel engine. The gas storage tank is arranged below the explosion-proof electric injection diesel engine.

[0031] The driving mechanism comprises a walking speed reducer and a hydraulic motor. The output end of the hydraulic motor is connected with the walking speed reducer. The output end of the walking speed reducer is connected with the driving wheel 9 to transmit power to the driving wheel 9 to drive the whole vehicle to move.

[0032] The material receiving part 10 comprises a material receiving frame and a hopper. The front end of the material receiving frame is provided with a connecting lug II which is connected with the rear connecting lug on the frame body 7. Two hoppers are respectively fixed on the two sides of the material receiving frame and are inclined to the material receiving frame to form a space for receiving materials together with the material receiving frame.

[0033] The material receiving part 10 further comprises a buffer chain 1001, a chain pressing block, a tail shaft assembly, a collision preventing frame and a spraying assembly II. The buffer chain is arranged in the material receiving frame and is pressed by the chain pressing block. The tail shaft assembly and the collision preventing frame are installed on the rear end of the material receiving frame and the hopper close to the ground. The spraying assembly II is arranged in the material receiving frame.

[0034] Embodiment 2 The embodiment provides a novel wheeled transfer and crushing machine in a coal mine underground. On the basis of the embodiment 1, the crushing assembly III is added on the frame body 7 to be used in cooperation with the crushing part 2 to realize secondary crushing of the coal blocks and make the coal blocks be crushed more uniformly.

[0035] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A new type of wheel type transfer crusher in a coal mine underground, characterized in that, The device comprises a guide chute, a crushing part, a discharging part, a frame body, a swing cylinder I, a driving wheel, a driving mechanism, a receiving part and a swing cylinder II; The rear end of the guide chute is fixedly connected with the front end of the crushing part; The rear end of the crushing part is fixedly connected with the front end of the discharging part; The guide chute, the crushing part and the discharging part are arranged in a straight line; The rear end of the discharging part is rotatably connected with the frame body through a pin shaft I; The two ends of the swing cylinder I are respectively connected with the discharging part and the frame body, and are used for driving the discharging part to swing up and down relative to the frame body; Two groups of driving wheels are arranged on the two sides of the frame body and are driven to rotate by the driving mechanism; The front end of the receiving part is connected with the frame body through a pin shaft II; The two ends of the swing cylinder II are respectively connected with the frame body and the receiving part, and are used for driving the receiving part to swing up and down relative to the frame body.

2. The new type of wheel type transfer crusher in coal mine underground according to claim 1, characterized in that, The guide chute comprises an arc-shaped guide plate, a baffle plate, a connecting plate I and a spraying assembly I; Two baffle plates are fixed on the two sides of the arc-shaped guide plate, each baffle plate is connected with a connecting plate I, and the connecting plate I is connected with the front end of the crushing part; The spraying assembly I comprises a spraying pipe and a spraying head, the spraying pipe is fixed on the upper end of the arc-shaped guide plate and located outside the arc-shaped guide plate, the spraying head is installed on the spraying pipe, and the spraying head penetrates through the arc-shaped guide plate.

3. The new type of wheel type transfer crusher in coal mine underground according to claim 2, characterized in that, The baffle plate comprises an upper baffle plate and a lower baffle plate; A reinforcing rib is arranged between the outer side of the upper baffle plate, the arc-shaped guide plate and the connecting plate I.

4. The new type of wheel type transfer crusher in coal mine underground according to claim 2, characterized in that, The crushing part comprises a crushing protective cover, a crushing assembly I and a crushing assembly II; The crushing protective cover comprises a top plate, a bottom plate and side plates connecting the top plate and the bottom plate, the front end of the side plate is provided with a connecting plate II, the rear end of the side plate is provided with a connecting plate III, the connecting plate II is connected with the connecting plate I through bolts, and the connecting plate III is connected with the front end of the discharging part; The crushing assembly I comprises a crushing shaft I, a plurality of crushing discs I fixed on the crushing shaft I and a crushing shaft driving source I for driving the crushing shaft I to rotate, the crushing shaft I penetrates through the two side plates of the crushing protective cover, the crushing disc I penetrates through the bottom plate of the crushing protective cover, and the crushing shaft driving source I is fixed on the side plate of the crushing protective cover; The crushing assembly II comprises a crushing shaft II, a plurality of crushing discs II fixed on the crushing shaft II and a crushing shaft driving source II for driving the crushing shaft II to rotate, the crushing shaft II penetrates through the two side plates of the crushing protective cover, the crushing shaft II is parallel to the crushing shaft I, the crushing disc II penetrates through the bottom plate of the crushing protective cover, the crushing disc II is arranged in a staggered manner with the crushing disc I, and the crushing shaft driving source II is fixed on the side plate of the crushing protective cover.

5. The new type of wheel type transfer crusher in underground coal mine according to claim 3, characterized in that, The discharging part comprises a discharging frame, a discharging conveying mechanism, a movable tongue plate and an adjusting pad plate; The front end of the discharging frame is provided with a connecting plate IV, the rear end is provided with a connecting lug I, the connecting plate IV is connected with the connecting plate III through bolts, and the connecting lug I is connected with the front connecting lug on the frame body; The discharging conveying mechanism comprises a chain transmission assembly and a scraper; The chain transmission assembly comprises a driving sprocket, a driven sprocket and a chain, the driving sprocket and the driven sprocket are rotatably installed in the discharging frame, and the chain is sleeved on the driving sprocket and the driven sprocket; A plurality of scrapers are fixed on the chain in sequence; The movable tongue plate is located between the driving sprocket and the scraper, and the two ends of the movable tongue plate are connected with the discharging frame through bolts, and the adjusting pad plate is arranged between the movable tongue plate and the discharging frame.

6. The new type of wheel type transfer crusher in coal mine underground according to claim 5, characterized in that, The device further comprises a discharging power assembly. The unloading power assembly is arranged on both sides of the unloading frame and comprises a conveying motor, a friction torque limiter, a conveying speed reducer and a coupling shaft connected in sequence.

7. The new type of wheel type transfer crusher in underground coal mine according to claim 6, characterized in that, The receiving part comprises a receiving frame and a hopper; The front end of the receiving frame is provided with a connecting lug II connected with a rear connecting lug on the frame body; Two hoppers are respectively fixed on both sides of the receiving frame and are inclined to the receiving frame.

8. The new type of wheel type transfer crusher in coal mine underground according to claim 7, characterized in that, The receiving part further comprises a buffer chain, a chain pressing block, a collision prevention frame and a spraying assembly II; The buffer chain is arranged in the receiving frame and is pressed by the chain pressing block; The collision prevention frame is installed at the rear end of the receiving frame and the hopper; The spraying assembly II is arranged in the receiving frame.

9. The new type of wheel type transfer crusher in underground coal mine according to claim 6, characterized in that, The vehicle further comprises steering wheels, a steering mechanism, an engine assembly, a hydraulic system, a cab and an illumination system. Two groups of steering wheels are installed on both sides of the frame body in front of the driving wheels and are steered through the steering mechanism. The engine assembly, the hydraulic system and the cab are arranged on the upper part of the frame body, the engine assembly is used for providing power for the hydraulic system, and the hydraulic system is used for providing hydraulic oil for the hydraulic elements; The illumination system comprises front illumination lamps, rear illumination lamps and diffuse illumination lamps, the front illumination lamps are arranged above the protective cover of the unloading power assembly, the rear illumination lamps are arranged on the two hoppers, and the diffuse illumination lamps are arranged on the receiving frame.

10. The new type of wheel type transfer crusher in coal mine underground according to any one of claims 1-9, characterized in that, The frame body is provided with a crushing assembly III.

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