Belt conveyor with efficient turning function for coal mine

Abstract

The utility model relates to the technical field of belt conveyors, and discloses an efficient belt conveyor with a turning function for a coal mine, which comprises a base, a plurality of supporting legs are fixedly connected to the lower end face of the base, a plurality of supporting rods are fixedly connected to the upper end face of the base, and a reinforcing rod is fixedly connected between the tops of every two adjacent supporting rods. Lifting grooves are formed in the upper end faces of the multiple supporting rods, lifting rods are slidably connected into the multiple lifting grooves, a second motor is started to drive a worm to drive a worm gear to rotate, the worm gear rotates to drive a lifting lead screw to rotate, and the lifting lead screw rotates to enable a lifting pipe to move up and down along the lifting lead screw; the arc-shaped supporting seat moves up and down along with the movement of the lifting pipe and simultaneously drives the lifting rod, the arc-shaped supporting plate and the turning conveying belt assembly on the arc-shaped supporting seat to move together, and the lifting rod slides in the lifting groove in the upper end of the supporting rod, so that the stability and stability of lifting are ensured until the turning conveying belt assembly reaches the required height.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of belt conveyor, specifically, and relates to a high -efficient turning function belt conveyor for coal mine. BACKGROUND

[0002] Coal mine, as the cornerstone of the energy field, in the coal mining process, the efficient, safe, continuous transportation of coal mine is the key link to ensure the smooth production, the traditional belt conveyor meets the demand of coal mine transportation to a certain extent, but there are still many limitations in the turning transportation, therefore, the turning function belt conveyor needs to be used in the turning transportation process of coal mine, and the turning function belt conveyor realizes the continuous, efficient and safe transportation of coal mine at the turning place.

[0003] Through the retrieval, the patent with the announcement number CN214140082U discloses a turning belt conveyor, which comprises a turning rack, a taper roller rotationally arranged at both ends of the turning rack and a turning belt arranged on the two taper rollers, a driving mechanism for driving any taper roller to rotate is arranged on the turning rack, arc-shaped tracks are arranged on the two side walls of the turning rack in a facing manner, a plurality of rotating rollers are rotationally arranged in the arc-shaped tracks, the axial direction of the rotating rollers is arranged in the vertical direction, and the two ends of the turning belt are respectively attached to the corresponding rotating rollers.

[0004] The existing device has some drawbacks in the using process, for example: the above scheme cannot adjust the height of the turning belt, in the coal mining process, the compatibility of the turning belt conveyor with fixed height with other equipment (such as loader, unloading machine and the like) is poor, which will cause the need of additional equipment or manpower to assist the transfer of coal mine in the coal mining process, and the efficiency and flexibility of the whole logistics system are reduced. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a high -efficient turning function belt conveyor for coal mine, and solves the problem that the above scheme cannot adjust the height of the turning belt.

[0006] The utility model provides following technical scheme: A kind of high-efficiency turning function belt conveyor for coal mine, including base, the base lower end surface is fixedly connected with multiple support feet, the base upper end surface is fixedly connected with multiple support rods, two adjacent the support rod top are all fixedly connected with reinforcing bar, multiple the support rod upper end surface is all provided with lifting groove, multiple the lifting groove is all slidably connected with lifting rod, multiple the lifting rod top end is fixedly connected with arc support seat, the arc support seat upper end surface both sides are all fixedly connected with arc support plate, lifting assembly is provided on the base, two the arc support plate is provided with the turning conveyor belt assembly for conveying coal mine.

[0007] In the above scheme, the height of the turning conveyor belt assembly can be easily adjusted by the lifting assembly to adapt to different working environments.

[0008] As a preferred embodiment of the above technical solution, the turning conveyor belt assembly includes a driven cone roller arranged between the two arc support plates, and the driven cone roller is arranged on one side of the two arc support plates. The two ends of the driven cone roller respectively penetrate through the corresponding arc support plates and are rotatably connected with the corresponding arc support plates. The two arc support plates are provided with a straight slot at one end away from the driven cone roller. The two arc support plates are respectively fixedly connected with an upper fixed block and a lower fixed block on the outer walls on the opposite sides at one end of the straight slot. The inner walls on the opposite sides of the same group of upper fixed blocks and lower fixed blocks are provided with a sliding groove. The inner sides of the same group of two sliding grooves are slidably connected with a sliding block. The two arc support plates are provided with a driving cone roller between the one end of the straight slot. The two ends of the driving cone roller respectively penetrate through the corresponding straight slot and sliding block and are rotatably connected with the corresponding sliding block. The outer sides of the driving cone roller and the driven cone roller are sleeved with a conveyor belt. The driving cone roller is driven by the conveyor belt.

[0009] In the above scheme, the driving cone roller is driven by the conveyor belt to realize continuous conveying of coal and improve the conveying efficiency.

[0010] As a preferred form of the above technical solution, the turning conveying belt assembly comprises a first motor fixedly connected to one side of the upper end face of the base, an output end of the first motor is fixedly connected with a rotating shaft, an outer side of one end of the rotating shaft away from the first motor is fixedly sleeved with a driving pulley, an outer side of one end of the driving cone roller close to the driving pulley is fixedly sleeved with a driven pulley, the driving pulley and the driven pulley are sleeved with a belt, the driving pulley is driven by the belt to the driven pulley, the top opposite sides of the two arc-shaped support plates are each fixedly provided with a plurality of upper mounting frames in an annular array, the bottom opposite sides of the two arc-shaped support plates are each fixedly provided with a plurality of lower mounting frames in an annular array, the inner sides of the plurality of upper mounting frames are each rotatably connected with an upper auxiliary wheel, the inner sides of the plurality of lower mounting frames are each rotatably connected with a lower auxiliary wheel, and the plurality of upper auxiliary wheels and the plurality of lower auxiliary wheels are each used for abutting against the side edges of the conveying belt.

[0011] In the above scheme, the first motor directly drives the rotating shaft, and then drives the driving pulley to rotate, thereby reducing the energy loss in the power transmission process and improving the transmission efficiency.

[0012] As a preferred form of the above technical solution, the turning conveying belt assembly comprises a mounting block, the mounting block is arranged on one side of one of the reinforcing rods close to the belt, a plurality of first screw holes are arranged in an array on an outer wall of one side of the reinforcing rod close to the mounting block, four mounting holes are arranged in a rectangular array on the mounting block, a first screw is arranged between the same group of mounting holes and screw holes, the first screw is in threaded connection with the corresponding first screw hole, a tensioning wheel for adjusting the tightness of the belt is rotatably connected to an outer wall of one side of the mounting block close to the belt, a support block is fixedly connected to an outer wall of one side of each of the same group of upper fixed blocks and lower fixed blocks away from the sliding block, an adjusting screw is rotatably connected to an outer wall of one side of each of the two sliding blocks close to the support block, an end of each of the two adjusting screws away from the sliding block penetrates through and is in threaded connection with the corresponding support block, and an adjusting turntable is fixedly connected to an end of each of the two adjusting screws away from the sliding block.

[0013] In the above scheme, the tensioning wheel rotatably connected to the mounting block is used for adjusting the tightness of the belt, and by adjusting the position of the mounting block, the tensioning or relaxation of the belt can be conveniently realized, thereby ensuring the stability of the belt in the transmission process.

[0014] As a preferred form of the above technical solution, the lifting assembly comprises a lifting screw rotatably connected to the upper end face of the base, a lifting pipe is in threaded connection with an outer side of the top of the lifting screw, the top end of the lifting pipe is closed, the top end of the lifting pipe is fixedly connected with the arc-shaped support seat at the lower end face, a second motor is fixedly connected to the position of the upper end face of the base close to the lifting screw, a worm is fixedly connected to the output end of the second motor, and a worm wheel is fixedly sleeved with the position of the outer side of the bottom of the lifting screw corresponding to the worm.

[0015] In the above scheme, the threaded connection between the lifting screw and the lifting pipe ensures the stability and reliability of the lifting pipe during the lifting process. By rotating the lifting screw, the height of the lifting pipe and the arc-shaped support seat connected thereto can be accurately controlled.

[0016] As a preferred embodiment of the above technical solution, the lifting assembly comprises a plurality of second screw holes respectively formed on one side of the top of each support rod, each second screw hole is in communication with a corresponding lifting groove, and a fastening screw is threadedly connected to the inner side of each second screw hole. One end of each fastening screw is fixedly connected to a fastening turntable.

[0017] In the above scheme, by rotating the fastening turntable, the fastening screw moves inward along the second screw hole until it is in close contact with the side wall of the lifting rod, thereby fixing the height of the lifting rod. The close contact between the fastening screw and the side wall of the lifting rod not only fixes the height, but also enhances the structural strength of the entire lifting assembly.

[0018] As a preferred embodiment of the above technical solution, the worm and the worm gear are meshed and connected.

[0019] In the above scheme, the worm and the worm gear have a self-locking function. When the worm stops rotating, the worm gear will be locked in the current position and will not change due to external forces.

[0020] Compared with the prior art, the beneficial effects of the present application are:

[0021] In the present application, the second motor in the lifting assembly drives the worm and worm gear to rotate, thereby driving the lifting screw to rotate, moving the lifting pipe, the arc-shaped support seat and the turning conveyor belt assembly up and down, thereby realizing the height adjustment of the conveyor belt. The height of the conveyor belt can be adjusted according to actual needs, and can be used in cooperation with other equipment (such as loaders, unloading machines, etc.), realizing the automation and high efficiency of coal mine transportation, and improving the efficiency and flexibility of the entire logistics system. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of a high-efficiency turning function belt conveyor for coal mines.

[0023] Figure 2 It is a schematic diagram of the turning conveyor belt assembly structure of a high-efficiency turning function belt conveyor for coal mines.

[0024] Figure 3 It is Figure 2 It is an enlarged structural schematic diagram of position A in the middle.

[0025] Figure 4 It is a schematic diagram of the lifting assembly structure of a high-efficiency turning function belt conveyor for coal mines.

[0026] Figure 5 For Figure 4 Amplification structure schematic diagram at B.

[0027] In the figure: 10, base; 11, support leg; 12, support rod; 13, reinforcing rod; 14, lifting groove; 15, lifting rod; 16, arc-shaped support seat; 17, arc-shaped support plate; 2, turning conveyor belt assembly; 201, driven cone roller; 202, straight slot; 203, upper fixed block; 204, lower fixed block; 205, sliding groove; 206, sliding block; 207, driving cone roller; 208, conveyor belt; 209, first motor; 210, rotating shaft; 211, driving pulley; 212, driven pulley; 213, belt; 214, upper mounting frame; 215, lower mounting frame; 216, upper auxiliary wheel; 217, lower auxiliary wheel; 218, mounting block; 219, first screw hole; 220, mounting hole; 221, first screw; 222, tensioning pulley; 223, support block; 224, adjusting screw; 225, adjusting turntable; 3, lifting assembly; 301, lifting screw; 302, lifting pipe; 303, second motor; 304, worm; 305, worm gear; 306, second screw hole; 307, fastening screw; 308, fastening turntable. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0029] Embodiment

[0030] As Figures 1-5 shown, the utility model provides a kind of technical scheme: a kind of high-efficiency turning function belt conveyor for coal mine, including base 10, the lower end surface of base 10 is fixedly connected with multiple support legs 11, the upper end surface of base 10 is fixedly connected with multiple support rods 12, reinforcing rod 13 is fixedly connected between the top of adjacent two support rods 12, multiple support rods 12 upper end surface are all provided with lifting groove 14, multiple lifting grooves 14 are all slidably connected with lifting rod 15, multiple lifting rods 15 top are fixedly connected with arc-shaped support seat 16, arc-shaped support seat 16 upper end surface both sides are fixedly connected with arc-shaped support plate 17, base 10 is provided with lifting assembly 3, two arc-shaped support plates 17 are provided with turning conveyor belt assembly 2 for conveying coal mine, in specific use process, according to actual need, the height of arc-shaped support seat 16 is adjusted by lifting assembly 3, to adjust the height of turning conveyor belt assembly 2, after height adjustment is completed, coal mine is conveyed by turning conveyor belt assembly 2.

[0031] As an embodiment in the embodiment, as Figures 1-5As shown, the turning conveyor belt assembly 2 comprises a driven cone roller 201 arranged between two arc-shaped support plates 17, and the driven cone roller 201 is arranged on one side of the two arc-shaped support plates 17, and the two ends of the driven cone roller 201 respectively penetrate through the corresponding arc-shaped support plates 17 and are rotationally connected with the corresponding arc-shaped support plates 17, and the ends of the two arc-shaped support plates 17 away from the driven cone roller 201 are transversely provided with straight notches 202, and the opposite two side walls of the two arc-shaped support plates 17 at one end of the straight notches 202 are respectively and symmetrically fixedly connected with upper fixed blocks 203 and lower fixed blocks 204, and the opposite two inner walls of the same group of upper fixed blocks 203 and lower fixed blocks 204 are transversely provided with sliding grooves 205, and the inner sides of the same group of two sliding grooves 205 are slidably connected with sliding blocks 206, and the two arc-shaped support plates 17 between the one end of the straight notches 202 are provided with a driving cone roller 207, and the two ends of the driving cone roller 207 respectively penetrate through the corresponding straight notches 202 and sliding blocks 206 and are rotationally connected with the corresponding sliding blocks 206, and the outer sides of the driving cone roller and the driven cone roller 201 are sleeved with a conveyor belt 208, and the driving cone roller is driven by the conveyor belt 208. The driven cone roller 201, the turning conveyor belt assembly 2 comprises a first motor 209 fixedly connected to one side of the upper end face of the base 10, and the output end of the first motor 209 is fixedly connected with a rotating shaft 210, and the outer side of the end of the rotating shaft 210 away from the first motor 209 is fixedly sleeved with a driving pulley 211, and the outer side of the end of the driving cone roller 207 close to the driving pulley 211 is fixedly sleeved with a driven pulley 212, and the outer sides of the driving pulley 211 and the driven pulley 212 are sleeved with a belt 213, and the driving pulley 211 is driven by the belt 213. The driven pulley 212, the opposite side inner walls of the top of the two arc-shaped support plates 17 are annularly arrayed with a plurality of upper mounting frames 214, the opposite side inner walls of the bottom of the two arc-shaped support plates 17 are annularly arrayed with a plurality of lower mounting frames 215, the inner sides of the plurality of upper mounting frames 214 are rotationally connected with upper auxiliary wheels 216, the inner sides of the plurality of lower mounting frames 215 are rotationally connected with lower auxiliary wheels 217, the plurality of upper auxiliary wheels 216 and the plurality of lower auxiliary wheels 217 are used for abutting against the side edges of the conveyor belt 208, the turning conveyor belt assembly 2 comprises a mounting block 218, the mounting block 218 is arranged on one side of one of the reinforcing rods 13 close to the belt 213, the outer wall of one side of one of the reinforcing rods 13 close to the mounting block 218 is arrayed with a plurality of first screw holes 219, the mounting block 218 is rectangularly arrayed with four mounting holes 220, a first screw 221 is arranged between the same group of mounting holes 220 and screw holes, and the first screw 221 is threadedly connected with the corresponding first screw hole 219, and the outer wall of one side of the mounting block 218 close to the belt 213 is rotationally connected with a tensioning wheel 222 for adjusting the tightness of the belt 213, the outer walls of one side of the same group of upper fixed blocks 203 and lower fixed blocks 204 away from the sliding blocks 206 are fixedly connected with support blocks 223, the outer walls of one side of the two sliding blocks 206 close to the support blocks 223 are rotationally connected with adjusting lead screws 224,Two adjusting screw rods 224 are transversely threaded through the corresponding supporting blocks 223 at the ends away from the sliding block 206 and are screwed with the corresponding supporting blocks 223, and the ends of the two adjusting screw rods 224 away from the sliding block 206 are fixedly connected with adjusting turntables 225, and in specific use, first, the adjusting screw rods 224 are rotated by the adjusting turntables 225, so that the sliding block 206 slides in the sliding groove 205, thereby adjusting the position of the driving cone roller 207, and indirectly adjusting the tension state of the conveying belt 208, when the tension state of the conveying belt 208 is adjusted to a suitable state, and the height of the turn-around conveying belt assembly 2 is adjusted to a suitable position, at this time, the belt 213 is sleeved outside the driving transmission wheel 211 and the driven transmission wheel 212, and the belt 213 used is slightly looser than the conventional one, at this time, according to the tension of the belt 213, the mounting holes 220 on the mounting block 218 are aligned with the corresponding first screw holes 219, the first screws 221 are used to pass through the corresponding mounting holes 220 and the first screw holes 219 on the mounting block 218, and the first screws 221 are tightened one by one, so that the tensioning wheel 222 abuts against one side of the belt 213, thereby adjusting the tightness of the belt 213, and the appropriate belt 213 can also be replaced according to the distance between the driving transmission wheel 211 and the driven transmission wheel 212, the first motor 209 is started to drive the rotating shaft 210 to rotate the driving transmission wheel 211, the rotation of the driving transmission wheel 211 is transmitted to the driven transmission wheel 212 through the belt 213, so that the driving cone roller 207 rotates, the rotation of the driving cone roller 207 is transmitted to the driven cone roller 201 through the conveying belt 208, so that the conveying belt 208 moves, and the plurality of upper auxiliary wheels 216 and the plurality of lower auxiliary wheels 217 abut against the side edges of the conveying belt 208 in the movement process, preventing the conveying belt 208 from deviating in the turning process.

[0032] As an embodiment in the present embodiment, as Figure 1 and Figure 4As shown, the lifting assembly 3 comprises a lifting lead screw 301 rotatably connected to the upper end face of the base 10, the outer side of the top of the lifting lead screw 301 is threadedly connected with a lifting pipe 302, the top end of the lifting pipe 302 is closed, the top end of the lifting pipe 302 is fixedly connected with the lower end face of the arc-shaped support seat 16, the upper end face of the base 10 is fixedly connected with a second motor 303 at a position close to the lifting lead screw 301, the output end of the second motor 303 is fixedly connected with a worm 304, the outer side of the bottom of the lifting lead screw 301 is fixedly sleeved with a worm wheel 305 at a position corresponding to the worm 304, the lifting assembly 3 comprises a plurality of second screw holes 306 respectively formed in one side of the top of the plurality of support rods 12, the plurality of second screw holes 306 are respectively communicated with the corresponding lifting grooves 14, the inner side of the plurality of second screw holes 306 are threadedly connected with fastening screws 307, one end of the plurality of fastening screws 307 is fixedly connected with a fastening turntable 308 in the second screw hole 306, the worm 304 and the worm wheel 305 are meshingly connected, and in the specific use process, when it is needed to adjust the height of the turning conveying belt assembly 2, the second motor 303 is started to drive the worm 304 to drive the worm wheel 305 to rotate, the rotation of the worm wheel 305 further drives the lifting lead screw 301 to rotate, the rotation of the lifting lead screw 301 drives the lifting pipe 302 to move up and down along the lifting lead screw 301, the arc-shaped support seat 16 moves up and down along with the movement of the lifting pipe 302, and simultaneously drives the lifting rod 15, the arc-shaped support plate 17 and the turning conveying belt assembly 2 on the arc-shaped support seat 16 to move, the lifting rod 15 slides in the lifting groove 14 at the upper end of the support rod 12, thereby ensuring the stability and stability of the lifting, until the turning conveying belt assembly 2 reaches the required height, the second motor 303 is turned off, at this time, the fastening turntable 308 is rotated to drive the fastening screws 307 to move inward along the second screw holes 306, until the side wall of the lifting rod 15 is in close contact, thereby fixing the height of the lifting rod 15, ensuring that all the fastening screws 307 are tightened, the worm 304 and the worm wheel 305 have a self-locking function, when the worm 304 stops rotating, the worm wheel 305 will be locked in the current position and will not change due to external force.

[0033] Working principle: when the height of the turning conveyor belt assembly 2 needs to be adjusted, the second motor 303 is started to drive the worm 304 to rotate the worm gear 305, the rotation of the worm gear 305 in turn drives the lifting lead screw 301 to rotate, the rotation of the lifting lead screw 301 makes the lifting pipe 302 move up and down along the lifting lead screw 301, the arc-shaped support seat 16 moves up and down with the movement of the lifting pipe 302, and the lifting rod 15, the arc-shaped support plate 17 and the turning conveyor belt assembly 2 on the arc-shaped support seat 16 move together, the lifting rod 15 slides in the lifting groove 14 at the upper end of the support rod 12, thereby ensuring the stability and stability of the lifting, until the turning conveyor belt assembly 2 reaches the required height, the second motor 303 is turned off, at this time the rotating fastening turntable 308 is rotated, the fastening screws 307 move inward along the second screw holes 306 until they are in close contact with the side wall of the lifting rod 15, thereby fixing the height of the lifting rod 15, and ensuring that all the fastening screws 307 are tightened, the worm 304 and the worm gear 305 have a self-locking function, when the worm 304 stops rotating, the worm gear 305 will be locked in the current position and will not change due to external force, before the running process of the conveyor belt 208, the adjusting screw 224 is first rotated by the adjusting turntable 225 to make the sliding block 206 slide in the sliding groove 205, thereby adjusting the position of the driving cone roller 207 and indirectly adjusting the tension state of the conveyor belt 208, when the tension state of the conveyor belt 208 is adjusted to a suitable state and the height of the turning conveyor belt assembly 2 is adjusted to a suitable position, at this time the belt 213 is sleeved outside the driving transmission wheel 211 and the driven transmission wheel 212, the belt 213 used is slightly looser than the conventional one, at this time the mounting hole 220 on the mounting block 218 is aligned with the corresponding first screw hole 219 according to the tension of the belt 213, the first screw 221 is used to pass through the corresponding mounting hole 220 on the mounting block 218 and the first screw hole 219, and the first screw 221 is tightened one by one, so that the tensioning wheel 222 abuts against one side of the belt 213, thereby adjusting the tightness of the belt 213, or the belt 213 that is suitable can be replaced according to the distance between the driving transmission wheel 211 and the driven transmission wheel 212, the first motor 209 is started to drive the rotating shaft 210 to rotate the driving transmission wheel 211, the rotation of the driving transmission wheel 211 drives the driven transmission wheel 212 through the belt 213 to make the driving cone roller 207 rotate, the rotation of the driving cone roller 207 drives the driven cone roller 201 through the conveyor belt 208 to make the conveyor belt 208 move, and the plurality of upper auxiliary wheels 216 and the plurality of lower auxiliary wheels 217 abut against the side edges of the conveyor belt 208 in the movement process of the conveyor belt 208, thereby preventing the conveyor belt 208 from deviating in the turning process.

[0034] The above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them.

Claims

1. A high-efficiency turning belt conveyor for coal mines, comprising a base (10), characterized in that: The base (10) has multiple support feet (11) fixedly connected to its lower end face, and multiple support rods (12) fixedly connected to its upper end face. A reinforcing rod (13) is fixedly connected between the tops of two adjacent support rods (12). A lifting groove (14) is opened on the upper end face of each of the multiple support rods (12). A lifting rod (15) is slidably connected in each of the multiple lifting grooves (14). An arc-shaped support seat (16) is fixedly connected to the top of each of the multiple lifting rods (15). Arc-shaped support plates (17) are fixedly connected to both sides of the upper end face of the arc-shaped support seat (16). A lifting assembly (3) is provided on the base (10), and a turning conveyor belt assembly (2) for transporting coal is provided on the two arc-shaped support plates (17).

2. The high-efficiency turning belt conveyor for coal mines according to claim 1, characterized in that: The turning conveyor belt assembly (2) includes a driven cone roller (201) disposed between two arc-shaped support plates (17), and the driven cone roller (201) is disposed on one side of the two arc-shaped support plates (17). The two ends of the driven cone roller (201) pass through the corresponding arc-shaped support plates (17) and are rotatably connected to the corresponding arc-shaped support plates (17). A straight groove (202) is opened laterally at the end of the two arc-shaped support plates (17) away from the driven cone roller (201). An upper fixing block (203) and a lower fixing block (204) are symmetrically fixedly connected to the outer walls of the two arc-shaped support plates (17) on opposite sides at the end of the straight groove (202). The upper fixed block (203) and the lower fixed block (204) of the group are provided with transverse grooves (205) on their opposite inner walls. The two grooves (205) of the same group are slidably connected to the inner sides of the sliders (206). The two arc-shaped support plates (17) are provided with an active cone roller (207) between one end of the straight groove (202). The two ends of the active cone roller (207) pass through the corresponding straight groove (202) and the slider (206) respectively and are rotatably connected to the corresponding slider (206). The active cone roller and the driven cone roller (201) are fitted with a conveyor belt (208) on their outer sides. The active cone roller is driven by the driven cone roller (201) through the conveyor belt (208).

3. The high-efficiency turning belt conveyor for coal mines according to claim 2, characterized in that: The turning conveyor belt assembly (2) includes a first motor (209) fixedly connected to one side of the upper surface of the base (10). A rotating shaft (210) is fixedly connected to the output end of the first motor (209). A drive drive wheel (211) is fixedly sleeved on the outer side of the end of the rotating shaft (210) away from the first motor (209). A driven drive wheel (212) is fixedly sleeved on the outer side of the end of the drive cone roller (207) near the drive drive wheel (211). A belt (213) is sleeved on the outer side of the drive drive wheel (211) and the driven drive wheel (212). The drive drive wheel (211) is driven by the belt. (213) Driven by the driven drive wheel (212), the inner walls of the two arc-shaped support plates (17) on the opposite side of the top are each fixed with a plurality of upper mounting frames (214) in a ring array, the inner walls of the two arc-shaped support plates (17) on the opposite side of the bottom are each fixed with a plurality of lower mounting frames (215) in a ring array, the inner sides of the plurality of upper mounting frames (214) are each rotatably connected with upper auxiliary wheels (216), the inner sides of the plurality of lower mounting frames (215) are each rotatably connected with lower auxiliary wheels (217), the plurality of upper auxiliary wheels (216) and the plurality of lower auxiliary wheels (217) are each used to abut against the side of the conveyor belt (208).

4. A high-efficiency turning belt conveyor for coal mines according to claim 3, characterized in that: The turning conveyor belt assembly (2) includes a mounting block (218), which is disposed on one side of one of the reinforcing rods (13) near the belt (213). One of the reinforcing rods (13) has a plurality of first screw holes (219) arranged in an array on its outer wall near the mounting block (218). The mounting block (218) has four mounting holes (220) arranged in a rectangular array. A first screw (221) is disposed between the mounting holes (220) and the screw holes in the same group, and the first screw (221) is threadedly connected to the corresponding first screw hole (219). The outer wall of the mounting block (218) near the belt (213)... A tensioning wheel (222) for adjusting the tension of the belt (213) is rotatably connected. Support blocks (223) are fixedly connected to the outer walls of the upper fixed block (203) and lower fixed block (204) of the same group on the side away from the slider (206). Adjusting screws (224) are rotatably connected to the outer walls of the two sliders (206) on the side near the support blocks (223). The ends of the two adjusting screws (224) away from the sliders (206) pass through the corresponding support blocks (223) laterally and are threadedly connected to the corresponding support blocks (223). Adjusting turntables (225) are fixedly connected to the ends of the two adjusting screws (224) away from the sliders (206).

5. A high-efficiency turning belt conveyor for coal mines according to claim 1, characterized in that: The lifting assembly (3) includes a lifting screw (301) rotatably connected to the upper surface of the base (10). A lifting tube (302) is threadedly connected to the outer top of the lifting screw (301). The top of the lifting tube (302) is closed. The top of the lifting tube (302) is fixedly connected to the lower surface of the arc-shaped support (16). A second motor (303) is fixedly connected to the upper surface of the base (10) near the lifting screw (301). A worm gear (304) is fixedly connected to the output end of the second motor (303). A worm wheel (305) is fixedly sleeved on the outer bottom of the lifting screw (301) at the position corresponding to the worm gear (304).

6. A high-efficiency turning belt conveyor for coal mines according to claim 5, characterized in that: The lifting assembly (3) includes a second screw hole (306) opened on one side of the top of a plurality of support rods (12). The plurality of second screw holes (306) are respectively connected to the corresponding lifting grooves (14). The inner side of the plurality of second screw holes (306) is threaded with a fastening screw (307). One end of the plurality of fastening screws (307) is fixedly connected to a fastening turntable (308).

7. A high-efficiency turning belt conveyor for coal mines according to claim 5, characterized in that: The worm (304) and worm wheel (305) are meshed together.

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