Belt changing device of belt conveyor

Abstract

The utility model provides a belt changing device of a belt conveyor. The belt changing device comprises a base, a first support, a second support, a driven reel, a driving reel, a driving motor, a reversing carrier roller, a traction steel wire and a clamping plate. The driven reel is used for storing a new conveying belt, the driving reel is connected with the driving motor, the traction steel wire is guided by the reversing carrier roller and then connected with the conveying belt, and synchronous replacement of the new conveying belt and the old conveying belt is achieved. The device controls the speed of the driven reel through the speed adjusting bolt, the reversing carrier roller ensures stable operation of the traction steel wire, and the supporting carrier roller provides new conveying belt lifting support. The base is provided with a supporting assembly and wheels to ensure that the device is stable and convenient to move. The belt replacing device is compact in structure, high in belt replacing efficiency, high in applicability, capable of remarkably reducing labor intensity and improving operation stability, and suitable for replacement operation of conveying belts of various belt conveyors.

Description

TECHNICAL FIELD

[0001] The utility model relates to a belt conveyor technical field, concretely is a belt conveyor changing device. BACKGROUND

[0002] The belt conveyor is a common continuous conveying equipment, is widely used in mining, metallurgy, port, chemical industry etc. industry, is used for conveying bulk material or piece goods. As the key component part of the conveying belt, due to long time operation, is influenced by abrasion, aging and external environmental factors, its performance will gradually decline, even appears the fracture or damage. In order to guarantee the normal operation of the belt conveyor, needs to replace the conveying belt periodically. However, the traditional conveying belt replacement mode has the following technical problems: the traditional replacement mode mainly relies on manual operation, needs to manually disassemble old conveying belt and installs new conveying belt, not only time-consuming and labor-consuming, but also is easy to cause the accident risk due to improper operation. When manually pulling the conveying belt, it is difficult to ensure uniform pulling, and the new and old conveying belts are prone to deviation, jamming or relaxation during the replacement process, resulting in poor replacement effect. The conveying belt is often long and heavy, and a plurality of workers need to cooperate during the manual replacement process, and the labor intensity is large, especially in harsh environments (such as high temperature, low temperature or dusty environment), the replacement operation is more difficult. Part of the traditional replacement device has complex structure, cannot adapt to different models or specifications of the belt conveyor, the use range is limited, and the universality is poor.

[0003] In view of the above problems, some automatic belt changing equipment has been gradually developed in the industry, which replaces manual operation by mechanical device, and improves the belt changing efficiency. However, these devices generally have the problems of complex structure, high cost and difficult maintenance, and the pulling force and speed control of the conveying belt during operation is insufficient, which is easy to cause damage or wear of the conveying belt, and affects the service life. Therefore, developing a belt conveyor changing device with simple structure, convenient operation, high belt changing efficiency and strong stability has become one of the problems to be solved in the current technical field. UTILITY MODEL CONTENTS

[0004] In view of the above technical deficiencies, the purpose of the utility model is to provide a belt conveyor changing device, improve the efficiency and reliability of the conveying belt replacement, and reduce the labor intensity.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A belt conveyor changing device, comprising:

[0007] The base is fixedly provided with a first support and a second support at the upper end;

[0008] The driven reel is rotatably installed on the first support; the new conveying belt is wound on the driven reel;

[0009] The reversing roller is rotatably installed on the first support and located above the driven reel;

[0010] The driving reel is rotatably installed on the second support;

[0011] The driving motor is fixed on the base and in transmission connection with the driving reel to drive the driving reel to rotate;

[0012] The traction steel wires are fixed at one end on the driving reel and pass from above the reversing roller; the reversing roller is provided with annular grooves matched with the traction steel wires, and the traction steel wires are located in the annular grooves; the traction steel wires are arranged in multiple and are arranged in parallel at intervals.

[0013] The clamping plates are arranged in multiple; the clamping plates are provided with fastening bolts; the clamping plates are used for connecting the new conveying belt and the old conveying belt and the old conveying belt and the traction steel wires.

[0014] Preferably, the support roller is further arranged; the third support is fixed on the base; the support roller is rotatably arranged on the third support; and the first support is located between the third support and the second support.

[0015] Preferably, the driven reel is provided with a driven shaft rotatably installed on the first support; the first support is provided with a vertical plate fixedly arranged thereon, and the vertical plate is provided with a sleeve fixedly arranged thereon and sleeved with the driven shaft; and the sleeve is provided with a speed regulating bolt with a front end abutting against the outside of the driven shaft.

[0016] Preferably, the driving reel is provided with a driving shaft rotatably installed on the second support; and the driving motor and the driving shaft are in transmission connection through a belt or a gear.

[0017] Preferably, the base is provided with wheels at the lower part; the base is provided with multiple support assemblies; the support assembly comprises a sleeve, a screw rod, a support disc and a rocker; the sleeve is fixed on the base; the screw rod is installed in the sleeve and in screw thread cooperation with the sleeve, the upper end of the screw rod is located above the base, and the lower end of the screw rod is located below the base; the support disc is fixed at the bottom of the screw rod; and the rocker is vertically fixed at the upper part of the screw rod.

[0018] Compared with the prior art, the utility model has the beneficial effects as follows:

[0019] The device realizes automatic replacement of new and old conveying belts through the combination of the driving motor, the driving reel and the traction steel wire, greatly shortens the replacement time and improves the work efficiency. The reversing roller is provided with an annular groove to limit the position of the traction steel wire, so as to avoid deviation or disengagement, and the speed adjusting bolt controls the rotating speed of the driven reel, so as to ensure uniform expansion of the new conveying belt. The mechanized operation replaces manual traction, effectively reduces the labor intensity of workers and is suitable for replacement of conveying belts under harsh working conditions such as high temperature and much dust. The device has simple and compact structure, the base is provided with wheels for easy movement, the supporting assembly adjusts the stability of the device and meets the needs of different types of conveyors. The components are closely matched and firmly connected, so that loosening or damage is not easy to occur during operation, thereby ensuring the reliability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is a use state schematic view of the utility model;

[0021] Fig. 2 It is a structure schematic view of the utility model;

[0022] Fig. 3 It is a three-dimensional structure schematic view of the utility model.

[0023] Among them:

[0024] 1, old conveying belt; 2, clamping plate; 3, reversing roller; 4, driven reel; 5, traction steel wire; 6, driving reel; 7, driving motor; 8, second support; 9, base; 10, first support; 11, annular groove; 12, wheel; 13, supporting disc; 14, rocker; 15, screw sleeve; 16, screw rod; 17, third support; 18, supporting roller; 19, speed adjusting bolt; 20, sleeve; 21, vertical plate. DETAILED DESCRIPTION

[0025] The utility model will be further described below in combination with the drawings.

[0026] As Figs. 1 to 3 shown, a belt conveyor belt replacement device, comprising:

[0027] The base 9 is fixedly installed with the first support 10 and the second support 8 on the upper end, and the base 9 serves as the basis of the whole device, providing stable support and carrying capacity.

[0028] The driven reel 4 is rotatably installed on the first support 10, and the new conveying belt is wound on the driven reel 4 and used as a storage standby conveying belt. When the belt replacement device works, the new conveying belt can be smoothly expanded from the driven reel 4 and pulled by the traction steel wire 5.

[0029] The reversing roller 3 is rotatably mounted on the first support 10 and located above the driven reel 4. The reversing roller 3 is provided with an annular groove 11 matched with the traction steel wire 5, which is used to limit the position of the traction steel wire 5 and ensure that it does not come off or deviate during operation. A plurality of traction steel wires 5 pass through the annular groove 11 in parallel, which are uniformly distributed to improve the traction efficiency and stability.

[0030] The driving reel 6 is rotatably mounted on the second support 8 through the driving shaft and is in transmission connection with the driving motor 7. When the driving motor 7 operates, the traction steel wire 5 is pulled through the driving reel 6, realizing the traction replacement of the new and old conveying belts 1.

[0031] The driving motor 7 is fixedly installed on the base 9 and is connected with the driving reel 6 through a belt or gear transmission to provide sufficient driving force to complete the belt replacement operation. The use of the driving motor 7 not only improves the operation efficiency of the device, but also reduces the manual intervention.

[0032] The traction steel wire 5 has one end fixed to the driving reel 6 and the other end sequentially passing through the annular groove 11 of the reversing roller 3 and being connected to the conveying belt. Through the cooperative action of a plurality of traction steel wires 5, the new conveying belt is smoothly pulled with the old conveying belt 1, realizing the replacement of the conveying belt.

[0033] The clamping plate 2 is configured with a plurality of clamping plates and is connected with the new and old conveying belts 1 and the traction steel wire 5 through fastening bolts to form a firm connection point to prevent the conveying belt and the steel wire from coming off or loosening.

[0034] After the old conveying belt 1 is cut off, the end of the upper half is connected with the traction steel wire 5 through the clamping plate 2, and the end of the lower half is connected with the front end of the new conveying belt through the clamping plate 2. The fastening bolts on the clamping plate 2 are tightened to complete the fixed connection. Then the driving motor 7 is started, the driving reel 6 winds the traction steel wire 5 thereon, the old conveying belt 1 is pulled by the traction steel wire 5, the old conveying belt 1 is wound on the driving reel 6, and the new conveying belt is pulled by the old conveying belt 1 to rotate the driven reel 4, so that the new conveying belt moves to the belt conveyor to replace the old conveying belt 1.

[0035] Further, it further includes a supporting roller 18; the third support 17 is fixedly arranged on the base 9; the supporting roller 18 is rotatably arranged on the third support 17; and the first support 10 is located between the third support 17 and the second support 8. The first support 10 is located between the third support 17 and the second support 8, and the overall layout is compact. The supporting roller 18 is used to lift the new conveying belt when the new conveying belt is pulled out, so that the new conveying belt smoothly moves forward from the lower side of the belt conveyor following the old conveying belt 1.

[0036] Further, the driven shaft is rotatably installed on the first support 10, the vertical plate 21 is fixedly arranged on the first support 10, the sleeve 20 is fixedly arranged on the vertical plate 21, the sleeve 20 is sleeved on the outer portion of the driven shaft, the speed regulating bolt 19 is installed on the sleeve 20, the front end of the speed regulating bolt 19 abuts against the outer portion of the driven shaft, and the rotation speed of the driven reel 4 can be accurately controlled by adjusting the position of the bolt.

[0037] Further, the driving shaft is rotatably installed on the second support 8, and the driving motor 7 and the driving shaft are connected through a belt or gear transmission.

[0038] Further, the lower portion of the base 9 is provided with wheels 12, so that the device can be conveniently moved and the position is adjusted; the base 9 is provided with a plurality of support assemblies; the support assembly comprises a screw sleeve 15, a screw rod 16, a support disc 13 and a rocker 14; the screw sleeve 15 is fixed on the base 9; the screw rod 16 is installed in the screw sleeve 15 and is in threaded cooperation with the screw sleeve 15, the upper end of the screw rod 16 is located above the base 9, and the lower end of the screw rod 16 is located below the base 9; the support disc 13 is fixed at the bottom of the screw rod 16; and the rocker 14 is vertically fixed at the upper portion of the screw rod 16. Pulling the rocker 14 drives the screw rod 16 to rotate, so that the length of the screw rod 16 extending below the base 9 is elongated, and when the support disc 13 contacts the ground, the elongation is stopped, thereby stabilizing the position of the base 9 and preventing the base 9 from shaking.

[0039] The belt conveyor belt replacing device realizes efficient replacement of the new and old conveying belts 1 through cooperation of mechanical structures, and has the following working principle:

[0040] Initial state:

[0041] The new conveying belt is pre-wound on the driven reel 4 and is in a released state;

[0042] The old conveying belt 1 is still in the working position of the belt conveyor;

[0043] One end of the traction steel wire 5 is fixed on the driving reel 6, and the other end is connected with the old conveying belt 1 and the new conveying belt after passing through the reversing roller 3.

[0044] Connection stage:

[0045] The old conveying belt 1 is cut, the upper end of the cut conveying belt is connected with the traction steel wire 5, the lower end is connected with the new conveying belt, the clamping plate 2 is used for fixation, and the fastening bolt is used to ensure firm connection, thereby forming an integrated pulling system.

[0046] Driving stage:

[0047] The driving motor 7 is started, and the driving reel 6 is driven to rotate through the belt or gear transmission mechanism.

[0048] As the active reel 6 rotates, the traction wire 5 is wound, generating a pulling force.

[0049] Traction process:

[0050] The traction wire 5 is kept in the right position by the reversing roller 3's annular groove 11, pulling the old conveyor belt 1 evenly.

[0051] The old conveyor belt 1 is pulled to the active reel 6 and gradually wound, while its lower end unwinds the new conveyor belt from the driven reel 4 and into the conveyor's working path.

[0052] The driven reel 4 rotates under the action of the traction force, releasing the new conveyor belt; the speed adjustment bolt 19 controls the rotation speed of the driven reel 4, ensuring the new conveyor belt unwinds evenly.

[0053] Support and stability:

[0054] The support roller 18 provides a lifting effect for the new conveyor belt, reducing resistance during operation, ensuring that the new conveyor belt smoothly enters the lower side of the belt conveyor and moves synchronously with the old conveyor belt 1.

[0055] The base 9 support assembly adjusts the height of the screw rod 16, achieving stable support of the device, avoiding device shaking due to uneven ground or vibration.

[0056] Complete belt replacement:

[0057] As the traction wire 5 continues to wind, the old conveyor belt 1 is gradually completely pulled out and wound on the active reel 6.

[0058] The new conveyor belt replaces the old conveyor belt 1 synchronously into the working path of the conveyor.

[0059] Core principles

[0060] Power transmission: The driving motor 7 generates traction force through the active reel 6, completing the replacement of the new and old conveyor belts 1.

[0061] Path guidance: The annular groove 11 of the reversing roller 3 limits the position of the traction wire 5, ensuring the stability and efficiency of the traction process.

[0062] Speed control: The speed adjustment bolt 19 adjusts the rotation speed of the driven reel 4, ensuring that the new conveyor belt is released evenly without jamming or slack.

[0063] Support and stability: The design of the support roller 18 and the base 9 support assembly enhances the smoothness of operation, making the entire belt replacement process more efficient and safe.

Claims

1. A belt conveyor belt changing device, characterized in that The utility model relates to a new conveyor belt replacement device, including: Base (9), the upper end is fixedly provided with first support (10) and second support (8); Driven reel (4), rotatable installation is in first support (10) on;Driven reel (4) is wound with new conveyor belt; Reversing roller (3), rotatable installation is in first support (10), and located driven reel (4) above; Driving reel (6), rotatable installation is in second support (8) on; Driving motor (7), fixed on base (9), with driving reel (6) transmission connection, drives driving reel rotation; Traction steel wire (5), one end is fixed in driving reel (6), and the front end passes from reversing roller (3) above;Reversing roller (3) is provided with annular groove (11) with traction steel wire (5) adaptation, and traction steel wire (5) is located annular groove (11) in;The traction steel wire (5) is configured with multiple, and multiple traction steel wire (5) is mutually spaced parallelly arranged; Clamp plate (2), be configured with multiple;Clamp plate (2) is installed with fastening bolt;The clamp plate (2) is used for connecting new conveyor belt and old conveyor belt (1), old conveyor belt (1) and traction steel wire (5).

2. Belt conveyor belt changer according to claim 1, characterized in that Still include support roller (18);The base (9) is fixedly provided with third support (17);Support roller (18) rotatable setting is in third support (17) on;The first support (10) is located between third support (17) and second support (8).

3. Belt conveyor belt changer according to claim 1, characterized in that The driven reel (4) is provided with driven shaft, and the driven shaft is rotatablely installed on the first support (10);The first support (10) is fixedly provided with an upright plate (21), and the upright plate (21) is fixedly provided with a sleeve (20) sleeved on the outside of the driven shaft;The sleeve (20) is installed with a speed regulating bolt (19), and the front end of the speed regulating bolt (19) abuts against the outside of the driven shaft.

4. Belt conveyor belt changer according to claim 1, characterized in that The driving reel (6) is provided with a driving shaft, and the driving shaft is rotatablely installed on the second support (8);The driving motor (7) and the driving shaft are connected by a belt or a gear transmission.

5. Belt conveyor belt changing device according to any of claims 1 to 4, characterized in that The lower part of the base (9) is installed with a wheel (12);The base (9) is provided with a plurality of support assemblies;The support assembly includes a threaded sleeve (15), a threaded rod (16), a support disc (13) and a rocker (14);The threaded sleeve (15) is fixed on the base (9);The threaded rod (16) is installed in the threaded sleeve (15) and threadedly cooperates with the threaded sleeve (15), and the upper end of the threaded rod (16) is located above the base (9), and the lower end is located below the base (9);The support disc (13) is fixed on the bottom of the threaded rod (16);The rocker (14) is vertically fixed on the upper part of the threaded rod (16).

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