Mechanical broken belt capturing device for belt conveyor

Abstract

The utility model discloses a mechanical broken belt capturing device for a belt conveyor, which belongs to the technical field of belt conveyors and comprises a base, a capturing component is mounted at the top of the base, a conveying belt is arranged above the capturing component, a support is mounted on the side face of the conveying belt, a driving component is arranged on the surface of the support, and the driving component is connected with the base. According to the broken belt capturing device, the capturing assembly is arranged, the first motor drives the screw rod to rotate, under the meshing connection between the screw rod and the transmission block, the transmission block can drive the clamping block to move upwards through the lifting plate to be connected with the conveying belt, the clamping block abuts against the conveying roller to clamp the conveying belt to complete capturing, and the broken belt capturing and positioning effect of the device can be better; the driving assembly is arranged, the second motor drives the rotating shaft to drive the two first bevel gears to rotate, the two bidirectional lead screws can rotate synchronously under meshing transmission between the first bevel gears and the second bevel gears, the two clamping plates move oppositely to clamp the conveying belt, and the device cost is fully reduced through single-motor driving.

Description

Technical Field

[0001] The utility model belongs to the technical field of belt conveyors, and in particular relates to a mechanical broken belt catcher for belt conveyors. Background Art

[0002] Belt conveyors are widely used in many fields such as mining, metallurgy, chemical industry, light industry, coal, ports, etc. With the increase of conveying distance, wear and tear caused by conveyor belt transmission and maintenance errors, belt conveyors may break during operation. In order to overcome the losses caused by belt break accidents, broken belt capture devices are generally installed on belt conveyors.

[0003] Chinese patent application No. 202310329145.5 discloses a broken belt catching device for a belt conveyor, wherein a controller is arranged on the outside of the mounting platform, and a conveyor belt mechanism and a broken belt catching mechanism used in conjunction with the conveyor belt mechanism are installed above the mounting platform, the broken belt catching mechanism includes a support platform, and a movable plate is installed above the support platform, two groups of mounting plates are symmetrically arranged above the movable plate, and the mounting plates are located on both sides of the conveyor belt mechanism, a broken belt catching clamp is arranged on the inside of the mounting plate, a lifting rod is connected between the two groups of mounting plates, and a broken belt catching pressure plate mechanism is installed below the lifting rod, and the broken belt catching pressure plate mechanism is used in conjunction with a damping plate arranged above the movable plate. The broken belt catching device for a belt conveyor solves the problem of a small catching surface of the existing broken belt catching device by arranging a broken belt catching clamp on the inside of the mounting plate, and a lifting rod is connected between the two groups of mounting plates, and a broken belt catching pressure plate mechanism is installed below the lifting rod.

[0004] In the above-mentioned public patent, the belt is captured by clamping with a clamp, the capture and positioning is not firm enough and the use effect of the device is general. The clamps on both sides are driven by motors respectively. The dual-motor drive makes the cost of the device high and it is not suitable for production use. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a mechanical broken belt catcher for a belt conveyor, which has the characteristics of firm catch and reduced cost.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mechanical broken belt catcher for a belt conveyor, comprising a base, a catch assembly is installed on the top of the base, a conveyor belt is arranged above the catch assembly, a bracket is installed on the side of the conveyor belt, a driving assembly is arranged on the surface of the bracket, two bidirectional screw rods are embedded in the interior of the bracket, two clamping plates are sleeved on the surface of the bidirectional screw rods, and a pressing mechanism is arranged on the top of the bracket.

[0007] Preferably, the catching assembly includes a fixed rod, a material receiving assembly, a lifting plate, a transmission block, a motor 1, a screw and a clamping block, wherein a motor 1 is installed on the top of the base, a screw is connected to the top of the motor 1, a lifting plate is provided below the conveyor belt, two clamping blocks are connected to the top of the lifting plate, transmission blocks are connected to both ends of the lifting plate, a material receiving assembly is installed inside the conveyor belt, two fixed rods are installed on one side of the base, and the top of the clamping block is a tooth-like structure.

[0008] Preferably, the material receiving assembly includes a slide rod, a spring, a sleeve and a support plate, wherein a support plate is installed inside the conveyor belt, the bottom of both sides of the support plate are connected to the slide rod, two sleeves are provided on the surface of the base, and springs are installed inside the sleeves.

[0009] Preferably, the surface of the slide rod is connected with an anti-slip block, and the surface of the anti-slip block is tightly fitted with the inner groove wall of the sleeve.

[0010] Preferably, the driving assembly includes motor 2, bevel gear 1, bevel gear 2 and a rotating shaft, wherein motor 2 is arranged on the surface of the bracket, the side of motor 2 is connected to the rotating shaft, two bevel gears 1 are sleeved on the surface of the rotating shaft, and the bottom end of the bidirectional screw is connected to bevel gear 2.

[0011] Preferably, a positioning block is sleeved on the surface of the bidirectional screw rod inside the bracket, and the positioning block is in a circular ring structure, and the sides of the bevel gear 2 and the bevel gear 1 are meshed with each other.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets a capture component. A motor drives the screw to rotate. Under the meshing connection between the screw and the transmission block, the fixed rod and the transmission block slide and limit. The transmission block can drive the clamping block to move up and connect with the conveyor belt through the lifting plate. The clamping block and the conveyor roller can abut against each other to clamp the conveyor belt to complete the capture, which can make the device have a better capture and positioning effect on the broken belt.

[0014] 2. The utility model sets a driving component, and the motor 2 drives the rotating shaft to drive the two bevel gears 1 to rotate. Under the meshing transmission between the bevel gear 1 and the bevel gear 2, the positioning block plays a limiting role to enable the two bidirectional screws to rotate synchronously. Under the meshing connection between the bidirectional screw and the clamping plate, the two clamping plates move toward each other to clamp the conveyor belt. The single motor replaces the dual drive device to fully reduce the device cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the front view of the utility model;

[0016] Figure 2 This is a front view of the capture component of the utility model;

[0017] Figure 3 This is the front view of the material receiving assembly of the utility model;

[0018] Figure 4 This is the front view of the drive assembly of the utility model.

[0019] In the figure: 1. pressing mechanism; 2. bracket; 3. conveyor belt; 4. catching assembly; 41. fixing rod; 42. material receiving assembly; 421. sliding rod; 422. anti-slip block; 423. spring; 424. sleeve; 425. support plate; 43. lifting plate; 44. transmission block; 45. motor 1; 46. screw; 47. clamping block; 5. driving assembly; 51. motor 2; 52. bevel gear 1; 53. bevel gear 2; 54. positioning block; 55. rotating shaft; 6. base; 7. bidirectional screw; 8. splint. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a mechanical broken belt catcher for a belt conveyor, comprising a base 6, a catch assembly 4 is installed on the top of the base 6, a conveyor belt 3 is arranged above the catch assembly 4, a bracket 2 is installed on the side of the conveyor belt 3, a driving assembly 5 is arranged on the surface of the bracket 2, two bidirectional screw rods 7 are embedded in the interior of the bracket 2, two clamping plates 8 are sleeved on the surface of the bidirectional screw rod 7, and a pressing mechanism 1 is arranged on the top of the bracket 2.

[0023] Specifically, the catching assembly 4 includes a fixed rod 41, a material receiving assembly 42, a lifting plate 43, a transmission block 44, a motor 45, a screw 46 and a clamping block 47. A motor 45 is installed on the top of the base 6, and the top of the motor 45 is connected to the screw 46. A lifting plate 43 is arranged below the conveyor belt 3, and two clamping blocks 47 are connected to the top of the lifting plate 43. Both ends of the lifting plate 43 are connected to the transmission block 44. The material receiving assembly 42 is installed inside the conveyor belt 3, and two fixed rods 41 are installed on one side of the base 6. The top of the clamping block 47 is a tooth-like structure.

[0024] By adopting the above technical solution, the motor 45 drives the screw 46 to rotate. Under the meshing connection between the screw 46 and the transmission block 44, the fixed rod 41 and the transmission block 44 are slidably limited. The transmission block 44 can drive the clamping block 47 to move up and connect with the conveyor belt 3 through the lifting plate 43. The clamping block 47 can abut against the conveyor roller to clamp the conveyor belt to complete the capture, which can make the device better for the capture and positioning of the broken belt.

[0025] Specifically, the material receiving assembly 42 includes a slide bar 421, a spring 423, a sleeve 424 and a support plate 425. The support plate 425 is installed inside the conveyor belt 3. The bottom of both sides of the support plate 425 are connected to the slide bar 421. Two sleeves 424 are provided on the surface of the base 6, and the spring 423 is installed inside the sleeve 424.

[0026] By adopting the above technical solution, after the conveyor belt breaks, the goods on its surface will fall onto the support plate 425, and the support plate 425 drives the slide bar 421 to move downward in the sleeve 424. The spring 423 is squeezed and deformed to slow down the falling of the goods, thereby better protecting the goods.

[0027] Specifically, the surface of the slide rod 421 is connected with an anti-slip block 422 , and the surface of the anti-slip block 422 is tightly fitted with the inner groove wall of the sleeve 424 .

[0028] By adopting the above technical solution, the anti-slip block 422 plays a role of limiting and pulling the slide bar 421, so that the support plate 425 can be closely attached to the conveyor belt to receive the goods for a better effect.

[0029] When this embodiment is in use, the driving device controls the two-way screw rod 7 to rotate. Under the meshing connection between the two-way screw rod 7 and the clamping plate 8, the two clamping plates 8 move toward each other to clamp the conveyor belt. Then the pressing mechanism 1 on the top of the bracket 2 controls the internal pressure plate to move down for pressing and fixing. The motor 45 is started to drive the screw rod 46 to rotate. Under the meshing connection between the screw rod 46 and the transmission block 44, the fixed rod 41 and the transmission block 44 slide and limit. The transmission block 44 can drive the clamping block 47 to move up and connect with the conveyor belt 3 through the lifting plate 43. The clamping block 47 can abut against the conveying roller to clamp the conveyor belt to complete the capture, which can make the device have a better capture and positioning effect on the broken belt. After the conveyor belt breaks, the goods on its surface will fall on the support plate 425. The support plate 425 drives the sliding rod 421 to move down in the sleeve 424 through the anti-falling block 422. The spring 423 is squeezed and deformed to slow down the falling of the goods, thereby achieving a better protection effect on the goods.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that the driving assembly 5 includes a motor 2 51, a bevel gear 1 52, a bevel gear 2 53 and a rotating shaft 55, the surface of the bracket 2 is provided with the motor 2 51, the side of the motor 2 51 is connected to the rotating shaft 55, the surface of the rotating shaft 55 is sleeved with two bevel gears 1 52, and the bottom end of the bidirectional screw rod 7 is connected to the bevel gear 2 53.

[0032] Specifically, a positioning block 54 is sleeved on the surface of the bidirectional screw rod 7 inside the bracket 2. The positioning block 54 is in a circular ring structure, and the sides of the bevel gear 2 53 and the bevel gear 1 52 are meshed with each other.

[0033] By adopting the above technical solution, the motor 2 51 drives the rotating shaft 55 to drive the two bevel gears 1 52 to rotate. Under the meshing transmission between the bevel gear 1 52 and the bevel gear 2 53, the positioning block 54 plays a limiting role to enable the two bidirectional screw rods 7 to rotate synchronously. Under the meshing connection between the bidirectional screw rod 7 and the clamping plate 8, the two clamping plates 8 move toward each other to clamp the conveyor belt. The single motor replaces the dual drive device to fully reduce the device cost.

[0034] When this embodiment is in use, the starting motor 2 51 drives the rotating shaft 55 to drive the two bevel gears 1 52 to rotate. Under the meshing transmission between the bevel gear 1 52 and the bevel gear 2 53, the positioning block 54 plays a limiting role to enable the two bidirectional screw rods 7 to rotate synchronously. Under the meshing connection between the bidirectional screw rod 7 and the clamping plate 8, the two clamping plates 8 move toward each other to clamp the conveyor belt. The single motor replaces the dual drive device to fully reduce the cost of the device.

[0035] The motor 45 in the utility model is an existing public technology, and the selected model is Z2D15W;

[0036] The motor 51 in the utility model is an existing disclosed technology, and the selected model is KM040F17RN.

[0037] The structure and use principle of the pressing mechanism 1, bracket 2, conveyor belt 3, base 6, bidirectional screw rod 7 and splint 8 in the utility model have been disclosed in Chinese patent application No. 202310329145.5, which discloses a broken belt catching device for a belt conveyor. Its working principle is that the driving device controls the rotation of the bidirectional screw rod 7, and the two splints 8 move toward each other under the meshing connection between the bidirectional screw rod 7 and the splint 8 to clamp the conveyor belt, and then the pressing mechanism 1 on the top of the bracket 2 controls the internal pressure plate to move down for fixing.

[0038] The working principle and use process of the utility model: when the utility model is used, the starting motor 2 51 drives the rotating shaft 55 to drive the two bevel gears 1 52 to rotate. Under the meshing transmission between the bevel gear 1 52 and the bevel gear 2 53, the positioning block 54 plays a limiting role to make the two bidirectional screw rods 7 rotate synchronously. Under the meshing connection between the bidirectional screw rod 7 and the clamping plate 8, the two clamping plates 8 move toward each other to clamp the conveyor belt. The single motor replaces the dual drive device to drive and fully reduces the device cost. Then the pressing mechanism 1 on the top of the bracket 2 controls the internal pressing plate to move down for pressing and fixing. The starting motor 1 45 drives the screw 46 Rotate, under the meshing connection between the screw rod 46 and the transmission block 44, the fixed rod 41 and the transmission block 44 slide and limit, the transmission block 44 can drive the clamping block 47 to move up through the lifting plate 43 and connect with the conveyor belt 3, the clamping block 47 and the conveyor roller can clamp the conveyor belt to complete the capture, so that the device can better capture and locate the broken belt. After the conveyor belt breaks, the goods on its surface will fall on the support plate 425, and the support plate 425 drives the sliding rod 421 to move down in the sleeve 424 through the anti-slip block 422. The spring 423 is squeezed and deformed to slow down the falling of the goods, thereby achieving a better protection effect on the goods.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mechanical broken belt catcher for a belt conveyor, comprising a base, characterized in that: A capture assembly is installed on the top of the base, a conveyor belt is arranged above the capture assembly, a bracket is installed on the side of the conveyor belt, a driving assembly is arranged on the surface of the bracket, two bidirectional screw rods are embedded inside the bracket, two clamping plates are sleeved on the surface of the bidirectional screw rod, and a pressing mechanism is arranged on the top of the bracket; The catching component includes a fixed rod, a material receiving component, a lifting plate, a transmission block, a motor 1, a screw and a block, wherein a motor 1 is installed on the top of the base, a screw is connected to the top of the motor 1, a lifting plate is arranged below the conveyor belt, two blocks are connected to the top of the lifting plate, transmission blocks are connected to both ends of the lifting plate, a material receiving component is installed inside the conveyor belt, two fixed rods are installed on one side of the base, and the top of the block is a toothed structure; The driving assembly includes motor 2, bevel gear 1, bevel gear 2 and a rotating shaft, wherein motor 2 is arranged on the surface of the bracket, the side of motor 2 is connected to the rotating shaft, two bevel gears 1 are sleeved on the surface of the rotating shaft, and the bottom end of the bidirectional screw is connected to bevel gear 2.

2. A mechanical broken belt catcher for a belt conveyor according to claim 1, characterized in that: The material receiving assembly includes a slide bar, a spring, a sleeve and a support plate, wherein a support plate is installed inside the conveyor belt, the bottoms of both sides of the support plate are connected to the slide bar, two sleeves are arranged on the surface of the base, and springs are installed inside the sleeves.

3. A mechanical broken belt catcher for a belt conveyor according to claim 2, characterized in that: The surface of the slide bar is connected with an anti-slip block, and the surface of the anti-slip block is tightly fitted with the inner groove wall of the sleeve.

4. The mechanical broken belt catcher for a belt conveyor according to claim 1, characterized in that: A positioning block is sleeved on the surface of the bidirectional screw rod inside the bracket. The positioning block is in a circular ring structure. The sides of the second bevel gear and the first bevel gear are meshed with each other.

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