Transportation device

Abstract

The utility model belongs to the technical field of coal mining, particularly relates to a conveying device, and aims to solve the problems that the existing structure is too complicated, the failure rate is high, the daily maintenance cost is increased, and residues on the surface of a belt cannot be automatically cleaned. One end of the top of the machine frame is rotationally connected with a driving roller through two first rotating shafts, a driven roller is arranged at the top of the machine frame, and the driven roller is located at the other end of the top of the machine frame. The problem of belt blockage and damage is effectively avoided, the multiple supporting assemblies convenient to disassemble can effectively support the belt and prevent the belt from drooping or deviating, daily maintenance and replacement are convenient, the sliding plate slides on the mounting frame, a certain buffering function is achieved through the arranged structures such as the springs, and therefore the transportation stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal mining technical field especially relates to a transport device. BACKGROUND

[0002] Coal is a solid combustible organic rock, mainly composed of carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus elements, coal mine is the reasonable space that human excavates in the geological layer rich in coal, is the place of mining coal resources, in the process of coal mining, transport device plays a vital role, they are responsible for the coal mined from the underground to the ground.

[0003] Through the retrieval, the invention with publication number CN118062481A discloses a kind of filling transport device for coal mining, the device still lacks the following shortcomings in use: in actual use process, utilize piston to blow gas cavity, then gas enters gas bag, is supported and is used as buffer to conveying belt by gas bag, this structure is too complex, not only lead to high failure rate, also increase the cost of routine maintenance, and cannot automatically clean the residue on the surface of belt, therefore, we propose a kind of transport device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings that the prior art has too complex structure, not only lead to high failure rate, also increase the cost of routine maintenance, and cannot automatically clean the residue on the surface of belt, and proposes a kind of transport device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of transport device, including rack, the top of the rack one end is rotationally connected with driving drum by two first rotation axes, the top of the rack is provided with driven roller, the driven roller is located the other end of the top of the rack, the same belt is drivingly connected to the driving drum and driven roller, the side of the rack close to driving drum is fixedly provided with support plate, the top of the support plate is fixedly provided with motor and reduction box, the output end of the motor is fixedly connected with the input shaft of reduction box, the output shaft of reduction box is fixedly connected with driving drum, the inner wall of the rack is provided with multiple lower dragons at equal intervals, multiple lower dragons are all in contact with the inner wall of belt, the device further includes:

[0007] Cleaning assembly, cleaning assembly is arranged in the inside of rack, and located below driving drum, for cleaning residue adhered to the surface of belt;

[0008] Multiple support assemblies, multiple support assemblies are symmetrically arranged on the top of the rack, and located between driving drum and driven roller, for supporting belt.

[0009] In a possible design, the cleaning assembly includes a transmission rod, the transmission rod is rotationally connected with the inner walls of the two sides of the frame, and the outer wall of the transmission rod is fixedly provided with a brush which is in contact with the outer wall of the belt.

[0010] In a possible design, a driving sprocket is fixedly sleeved on one of the first rotation shafts, the driving sprocket is located on one side of the frame, one end of the transmission rod penetrates through the frame and extends to the outside of the frame, a driven sprocket is fixedly sleeved on the transmission rod, the driving sprocket and the driven sprocket are located on the same side, and the driving sprocket and the driven sprocket drive the same chain.

[0011] In a possible design, the supporting assembly includes a mounting frame, the mounting frame is fixedly arranged on the top of the frame, the top of the mounting frame is provided with an opening, a sliding plate is slidingly connected in the opening, two first supports are symmetrically arranged on the top of the sliding plate, two second supports are fixedly arranged on the top of the sliding plate between the two first supports, an inclined roller is rotationally connected between adjacent first supports and second supports, a flat roller is rotationally connected to the side of the two second supports which are close to each other, and the two inclined rollers and the flat roller are in contact with the inner wall of the belt.

[0012] In a possible design, two limiting screws are symmetrically arranged in the inner wall of the bottom of the mounting frame, the two limiting screws slidingly penetrate through the sliding plate, springs are sleeved on the two limiting screws, limiting nuts are threadedly connected to the two limiting screws which are above the sliding plate, and the two ends of the two springs are in contact with the inner wall of the bottom of the mounting frame and the inner wall of the top of the sliding plate.

[0013] In a possible design, two grooves corresponding to the mounting frame are symmetrically arranged on the top of the frame, the two ends of the mounting frame are located in the two grooves, a fixing screw is fixedly arranged on the bottom inner wall of each groove, the two fixing screws penetrate through the mounting frame and extend above the mounting frame, nuts are threadedly connected to the two fixing screws which are above the mounting frame, and the two nuts are in contact with the top of the mounting frame.

[0014] In a possible design, two sliding grooves are symmetrically arranged on the top of the frame, a rotating seat is slidingly connected in each sliding groove, the driven roller is rotationally connected with the two rotating seats through the two second rotation shafts, and two fixing bolts are symmetrically arranged on each rotating seat.

[0015] In a possible design, a limiting ring is fixedly sleeved on each inclined roller.

[0016] In the present application, first, the motor is started, the driving drum is driven to rotate through the reduction box, and then the belt is driven to move, the coal is transported from one end to the other end in the movement process of the belt.

[0017] When the belt moves below the driving roller, the cleaning assembly starts to work, the transmission rod rotates synchronously with the driving roller under the transmission of the chain, the brush contacts the outer wall of the belt to clean the residues on the surface of the belt;

[0018] The belt is supported by the plurality of supporting assemblies during movement, the mounting frame of the supporting assembly is fixed on the rack through the fixing screw rod, the inclined supporting roller and the flat supporting roller in the plurality of supporting assemblies contact the inner wall of the belt to provide stable supporting force for the belt, and the downward movement of the sliding plate under the action of the limiting screw rod and the spring can be controlled according to the weight of the ore on the belt, so that certain buffering is realized, the limiting ring is fixedly sleeved on the two inclined supporting rollers and is used for limiting the position of the belt to prevent the belt from deviating to cause the ore to fall off, and the stability of transportation is improved;

[0019] When the tension of the belt needs to be adjusted, the fixing bolt of the rotating seat for fixing the driven roller is loosened, then the rotating seat is slid to a suitable position through the sliding groove, and finally the fixing bolt is tightened again for fixing;

[0020] Beneficial effects: in the utility model, the cleaning assembly can automatically clean the residues on the surface of the belt along with the movement of the belt, effectively avoids the problems of belt blockage and damage, and improves the conveying efficiency and the safety of the equipment;

[0021] In the utility model, the plurality of supporting assemblies which are convenient to disassemble can effectively support the belt, prevent the belt from sagging or deviating, and are convenient for daily maintenance and replacement.

[0022] In the utility model, when the belt sinks under the impact of the ore, the sliding plate also sinks to realize certain buffering function, thereby improving the stability of transportation.

[0023] In the utility model, the cleaning assembly can automatically clean the residues on the surface of the belt along with the movement of the belt, effectively avoids the problems of belt blockage and damage, the plurality of supporting assemblies which are convenient to disassemble can effectively support the belt, prevent the belt from sagging or deviating, and are convenient for daily maintenance and replacement, and the sliding plate slides on the mounting frame and is provided with the spring and other structures to realize certain buffering function, thereby improving the stability of transportation. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0025] Figure 2Another perspective three-dimensional structure schematic view of the transportation device is provided in the utility model.

[0026] Figure 3 A partial three-dimensional structure schematic view of the transportation device is provided in the utility model.

[0027] Figure 4 A support assembly three-dimensional structure schematic view of the transportation device is provided in the utility model.

[0028] Figure 5 A support assembly three-dimensional structure schematic view of the transportation device is provided in the utility model. Figure 3 A support assembly three-dimensional structure schematic view of the transportation device is provided in the utility model.

[0029] In the figure: 1, rack; 2, driving roller; 3, driven roller; 4, belt; 5, motor; 6, reduction box; 7, brush; 8, driving sprocket; 9, driven sprocket; 10, mounting frame; 11, fixed screw; 12, limit screw; 13, sliding plate; 14, spring; 15, first support; 16, second support; 17, inclined roller; 18, flat roller; 19, limit ring; 20, lower drag link; 21, rotating seat; 22, chain. DETAILED DESCRIPTION

[0030] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0031] Embodiment 1: refer to Figures 1-5 A kind of transportation device, including rack 1. The top of rack 1 one end is rotatably connected with driving roller 2 by two first rotating shafts. Driving roller 2 is used to drive belt 4 to move. The top of rack 1 is provided with driven roller 3, driven roller 3 is located at the other end of the top of rack 1, and cooperates with driving roller 2 to support belt 4. Driving roller 2 and driven roller 3 are rotatably connected with same belt 4, and belt 4 is used to transport ore.

[0032] Rack 1 is fixedly provided with support plate on the side close to driving roller 2, and motor 5 and reduction box 6 are fixedly arranged on the top of support plate. The output end of motor 5 is fixedly connected with the input shaft of reduction box 6, and the output shaft of reduction box 6 is fixedly connected with driving roller 2. In this way, motor 5 drives driving roller 2 to rotate through reduction box 6, so as to drive belt 4 to move.

[0033] The inner wall of rack 1 is provided with a plurality of lower drag links 20 at equal intervals, and the plurality of lower drag links 20 are in contact with the inner wall of belt 4, for further supporting belt 4.

[0034] In order to realize the belt 4 surface cleaning, also includes cleaning assembly. Cleaning assembly is arranged in the inside of the rack 1, and is located below the driving drum 2. Cleaning assembly includes transmission rod, which is rotatably connected with the inner wall of both sides of the rack 1. The outer wall of the transmission rod is fixedly provided with a brush 7, which is in contact with the outer wall of the belt 4, for cleaning the residue adhered to the surface of the belt 4.

[0035] In order to drive the transmission rod to rotate, one of the first rotating shafts is fixedly provided with a driving sprocket 8, which is located on one side of the rack 1. One end of the transmission rod penetrates through the rack 1 and extends to the outside of the rack 1, and a driven sprocket 9 is fixedly provided on the transmission rod. The driving sprocket 8 and the driven sprocket 9 are located on the same side, and the driving sprocket 8 and the driven sprocket 9 are driven by the same chain 22. In this way, when the driving drum 2 rotates, the driving sprocket 8 is driven to rotate, the driven sprocket 9 is driven to rotate through the chain 22, thereby driving the transmission rod to rotate, and further driving the brush 7 to clean the belt 4.

[0036] In order to realize the further support of the belt 4, a plurality of support assemblies are further included. The plurality of support assemblies are symmetrically arranged on the top of the rack 1 and located between the driving drum 2 and the driven roller 3. The support assembly includes a mounting frame 10 fixedly arranged on the top of the rack 1. The top of the mounting frame 10 is provided with an opening, and a sliding plate 13 is slidably connected in the opening. The top of the sliding plate 13 is symmetrically provided with two first supports 15, and two second supports 16 are fixedly arranged on the top of the sliding plate 13 between the two first supports 15. The adjacent first support 15 and second support 16 are rotatably connected with an inclined roller 17, and the two second supports 16 are rotatably connected with a flat roller 18 on the side close to each other. The two inclined rollers 17 and the flat roller 18 are in contact with the inner wall of the belt 4, for supporting the belt 4.

[0037] In order to ensure the stability of the sliding plate 13, two limiting screws 12 are symmetrically arranged on the inner wall of the bottom of the mounting frame 10, and the two limiting screws 12 are slidably penetrated through the sliding plate 13. The two limiting screws 12 are sleeved with springs 14, and the two limiting screws 12 are threadedly connected with limiting nuts above the sliding plate 13. The two ends of the two springs 14 abut against the inner wall of the bottom of the mounting frame 10 and the top inner wall of the sliding plate 13, respectively. In this way, the spring 14 can support the sliding plate 13, and when the belt 4 tension changes, such as the impact force caused by the falling of the ore on the belt, the sliding plate 13 can slide on the limiting screw 12, thereby realizing the automatic adaptation to the belt 4. Preferably, a damper (not shown in the figure) cooperating with the spring 14 can be installed between the bottom of the sliding plate 13 and the inner wall of the bottom of the mounting frame 10.

[0038] In order to ensure the stability of the mounting frame 10, the top of the rack 1 is symmetrically provided with two grooves corresponding to the mounting frame 10. The two ends of the mounting frame 10 are located in the two grooves respectively, and the bottom inner walls of the two grooves are fixedly provided with fixed screws 11. The two fixed screws 11 penetrate through the mounting frame 10 and extend above the mounting frame 10, and the upper portions of the two fixed screws 11 are threadedly connected with nuts, and the two nuts are in contact with the top of the mounting frame 10. In this way, the mounting frame 10 is fixed on the rack 1 through the fixed screws 11 and the nuts, which not only improves the stability of the mounting frame 10, but also facilitates disassembly and maintenance.

[0039] The present application can be used in the field of coal mining technology, and can also be used in other fields applicable to the present application.

[0040] Embodiment 2: Reference Figures 3-5 On the basis of embodiment one, an improved transportation device is applied to the field of coal mining technology. In order to adjust the position of the driven roller 3, the top of the rack 1 is symmetrically provided with two sliding grooves, and the two sliding grooves are slidably connected with rotating seats 21. The driven roller 3 is rotatably connected with the two rotating seats 21 through two second rotating shafts, and the two rotating seats 21 are symmetrically provided with two fixed bolts. In this way, when the position of the driven roller 3 needs to be adjusted, the fixed bolts can be loosened, and then the rotating seat 21 is adjusted, and after the adjustment is completed, the fixed bolts can be tightened.

[0041] In addition, the two inclined rollers 17 are fixedly provided with limiting rings 19. The limiting ring 19 is used to prevent the belt 4 from sliding off the inclined roller 17, thereby improving the stability of the belt 4.

[0042] However, as known by those skilled in the art, the working principle and wiring method of the motor 5 are common, which belong to conventional means or common knowledge, and will not be described here. Those skilled in the art can make any selection or arrangement according to their needs or convenience.

[0043] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A transport device, comprising a frame (1), the top of the frame (1) is rotatably connected with a driving roller (2) through two first rotating shafts, the top of the frame (1) is provided with a driven roller (3), the driven roller (3) is located at the other end of the top of the frame (1), the driving roller (2) and the driven roller (3) are drivingly connected with the same belt (4), the side of the frame (1) close to the driving roller (2) is fixedly provided with a supporting plate, the top of the supporting plate is fixedly provided with a motor (5) and a speed reducer (6), the output end of the motor (5) is fixedly connected with the input shaft of the speed reducer (6), the output shaft of the speed reducer (6) is fixedly connected with the driving roller (2), the inner wall of the frame (1) is equidistantly provided with a plurality of lower drag chains (20), the plurality of lower drag chains (20) are all in contact with the inner wall of the belt (4), characterized in that, The device also comprises: A cleaning assembly is arranged inside the frame (1) below the driving roller (2) for cleaning the residues adhered to the surface of the belt (4); A plurality of supporting assemblies are symmetrically arranged on the top of the frame (1) between the driving roller (2) and the driven roller (3) for supporting the belt (4).

2. A transport device according to claim 1, characterised in that The cleaning assembly comprises a transmission rod rotatably connected with the inner walls of the two sides of the frame (1), and a brush (7) is fixedly arranged on the outer wall of the transmission rod, which is in contact with the outer wall of the belt (4).

3. A transport device according to claim 2, wherein, One of the first rotating shafts is fixedly sleeved with a driving sprocket (8) on one side of the frame (1), one end of the transmission rod penetrates through the frame (1) and extends to the outside of the frame (1), a driven sprocket (9) is fixedly sleeved on the transmission rod, the driving sprocket (8) and the driven sprocket (9) are located on the same side, and the driving sprocket (8) and the driven sprocket (9) drive the same chain (22).

4. The transport apparatus of claim 1, wherein, The supporting assembly comprises a mounting bracket (10) fixedly arranged on the top of the frame (1), an opening is formed in the top of the mounting bracket (10), a sliding plate (13) is slidably connected in the opening, two first supports (15) are symmetrically arranged on the top of the sliding plate (13), two second supports (16) are fixedly arranged on the top of the sliding plate (13) between the two first supports (15), an inclined roller (17) is rotatably connected between adjacent first supports (15) and second supports (16), and a flat roller (18) is rotatably connected to the side of the two second supports (16) close to each other, and the two inclined rollers (17) and the flat roller (18) are in contact with the inner wall of the belt (4).

5. A transport device according to claim 4, wherein, The bottom inner wall of the mounting bracket (10) is symmetrically provided with two limiting screws (12), both of which slidably penetrate the sliding plate (13), springs (14) are sleeved on both of the limiting screws (12), and both of the limiting screws (12) are threadedly connected with limiting nuts above the sliding plate (13), and the two ends of the two springs (14) are respectively in contact with the bottom inner wall of the mounting bracket (10) and the top inner wall of the sliding plate (13).

6. A transport device according to claim 4, wherein, Two grooves corresponding to the mounting bracket (10) are symmetrically formed in the top of the frame (1), both ends of the mounting bracket (10) are located in the two grooves, and fixing screws (11) are fixedly arranged on the bottom inner walls of the two grooves, both of the fixing screws (11) penetrate the mounting bracket (10) and extend above the mounting bracket (10), and nuts are threadedly connected with both of the fixing screws (11) above the mounting bracket (10), and both of the nuts are in contact with the top of the mounting bracket (10).

7. The transport apparatus of claim 1, wherein, Two sliding grooves are symmetrically formed in the top of the frame (1), and rotating seats (21) are slidably connected in the two sliding grooves, and the driven roller (3) is rotatably connected with the two rotating seats (21) through two second rotating shafts, and two fixing bolts are symmetrically arranged on both of the rotating seats (21).

8. A transport device according to claim 4, wherein, Two inclined supporting rollers (17) are each fixedly provided with a limiting ring (19).

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