Conveyor belt tensioning device

Abstract

The utility model relates to the technical field of conveyor belt adjustment, in particular to a conveyor belt tensioning device which comprises a machine frame, a conveyor belt body is installed in the machine frame, a motor is fixedly connected to one side of the machine frame, the driving end of the motor penetrates through the machine frame, and the motor is fixedly connected with a driving shaft of the conveyor belt body. An adjusting device is arranged in the machine frame and comprises a supporting rod, the supporting rod is rotationally connected with the inner wall of the machine frame, a pressing plate is fixedly connected to the supporting rod, guide wheels are rotationally connected to the two sides of the pressing plate, and an auxiliary device is arranged in the machine frame and comprises a protection rod. According to the scheme, when the conveying belt is loosened, tensioning operation is effectively carried out in time, materials can be stably conveyed, the situation that the materials incline and roll due to loosening of the conveying belt is reduced, the probability of material damage is reduced, economic losses of a user are reduced, and normal use of equipment is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of conveyor belt adjustment, in particular to a conveyor belt tensioning device. Background Art

[0002] The transmission belt, also known as the conveyor belt, is the transmission medium in the transmission belt system. The transmission belt system is a type of transmission system. The system will include two or more pulleys with a transmission belt on them. The pulley can rotate unlimitedly to allow the transmission belt to move.

[0003] Prior art, such as the utility model patent with publication number CN209160686U, discloses a conveyor belt tensioning device, which is designed with a conveyor belt mechanism and a tensioning component, wherein a conveyor belt is connected between the driving wheel and the driven wheel of the conveyor belt mechanism, and a fixed shaft is provided on one side of the conveyor belt; the tensioning component is provided with a base and at least one group of support rod assemblies, the base is fixedly connected to the fixed shaft, a support rod assembly is rotatably connected to one side of the base, one end of the support rod assembly is in contact with the conveyor belt, and the relative position of the support rod assembly with the base is adjusted by a positioning assembly, wherein the positioning assembly includes a slider arranged on the support rod assembly and a rack arranged on the base, and in addition, the support rod assembly can be extended to any length to contact with the conveyor belt. The utility model has the characteristics of convenient adjustment and simple structure.

[0004] At present, most transmission belt tensioning mechanisms are cumbersome to adjust, and the equipment needs to be shut down during operation, which affects processing efficiency. At the same time, when the transmission belt becomes loose, the material is prone to tilt and roll, causing damage to the material and increasing the economic losses of the user. Improved operations are needed for this. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art that most belt tensioning mechanisms are complicated to adjust, the equipment needs to be shut down during operation, which affects the processing efficiency, and when the belt becomes loose, the material is prone to tilt and roll, causing damage to the material and increasing the economic loss of the user, and thus proposes a belt tensioning device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a conveyor belt tensioning device, comprising a frame, a conveyor belt body is installed inside the frame, a motor is fixedly connected to one side of the frame, a driving end of the motor passes through the frame, the motor is fixedly connected to the driving shaft of the transmission belt body, an adjusting device is arranged inside the frame, the adjusting device comprises a support rod, the support rod is rotatably connected to the inner wall of the frame, a pressure plate is fixedly connected to the support rod, guide wheels are rotatably connected to both sides of the pressure plate, an auxiliary device is arranged inside the frame, the auxiliary device comprises a protective rod, and the protective rod is fixedly connected to the inner wall of the frame. This scheme is effective in performing tensioning operation in time when the conveyor belt becomes loose, so as to stably transport materials, reduce the situation where materials tilt and roll due to loose transmission belt, reduce the probability of material damage, reduce the economic loss of users, and facilitate the normal use of equipment.

[0007] Preferably, a telescopic cylinder is fixedly connected to one side of the frame, and the telescopic cylinder is fixedly connected to the surface of the frame. A sliding hole is opened on the surface of the frame, and a control rod is slidably connected to the inner wall of the sliding hole. The output end of the telescopic cylinder is fixedly connected to the control rod. The telescopic cylinder is controlled to push the control rod, and the control rod then moves downward and squeezes the two pressure plates. The pressure plates drive the two guide wheels to move, and the torsion spring is deformed under the force, and the guide wheel then fits against the bottom of the conveyor belt body and supports it, and then the conveyor belt body is propped up.

[0008] Preferably, a mounting frame is fixedly connected to the surface of the frame, and the mounting frame is horizontally sleeved on the telescopic cylinder to stably assemble the telescopic cylinder.

[0009] Preferably, the control rod is a round rod and is U-shaped, which facilitates normal use of the device.

[0010] Preferably, a torsion spring is sleeved on the support rod, and the two ends of the torsion spring are respectively fixedly connected to the frame and the pressure plate. When the conveyor belt body is not loose, the torsion spring drives the pressure plate and the guide wheel to separate from the conveyor belt body through the support rod, so that the equipment can operate normally.

[0011] Preferably, there are multiple protective bars, which are arranged at equal intervals. During processing, materials can be placed on the conveyor belt body for transportation. When the conveyor belt body becomes loose, the upper conveyor belt body rests on the protective bars and the pallet to effectively support the materials.

[0012] Preferably, a support plate is fixedly connected between the two protection bars, and the support plate is arc-shaped to assist in lifting the conveyor belt body when it becomes loose.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] In the utility model, during processing, materials can be placed on the top of the conveyor belt body for transportation. When the transmission belt body becomes loose, the upper conveyor belt body is placed on the protective rod and the support plate to effectively support the materials. Then the telescopic cylinder is controlled to push the control rod, and the control rod then moves downward and squeezes the two pressure plates. The pressure plate drives the two guide wheels to move, and the torsion spring is deformed by force. The guide wheel then fits with the bottom of the conveyor belt body and supports it, and then the conveyor belt body is propped up. This solution is effective in timely performing tensioning operations when the conveyor belt becomes loose, which can stably transport materials, reduce the situation where materials tilt and roll due to loose transmission belts, reduce the probability of material damage, reduce the economic loss of users, and facilitate the normal use of equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional structural schematic diagram of a conveyor belt tensioning device is proposed for the utility model;

[0016] Figure 2 A cross-sectional structural schematic diagram of a conveyor belt tensioning device is proposed for the utility model;

[0017] Figure 3 The utility model proposes a conveyor belt tensioning device Figure 2 Schematic diagram of the structure at A in the middle;

[0018] Figure 4 The utility model proposes a conveyor belt tensioning device Figure 2 Schematic diagram of the structure viewed from above;

[0019] Figure 5 The utility model proposes a conveyor belt tensioning device Figure 4 Schematic diagram of the structure at point B in the middle.

[0020] Legend:

[0021] 1. Frame; 2. Motor; 3. Conveyor belt body; 4. Adjustment device; 41. Telescopic cylinder; 42. Mounting frame; 43. Slide hole; 44. Control lever; 45. Pressure plate; 46. Guide wheel; 47. Support rod; 48. Torsion spring; 5. Auxiliary device; 51. Protection rod; 52. Support plate. DETAILED DESCRIPTION

[0022] See also Figure 1-Figure 5The utility model provides a technical solution: a conveyor belt tensioning device, including a frame 1, a conveyor belt body 3 is installed inside the frame 1, a motor 2 is fixedly connected to one side of the frame 1, the driving end of the motor 2 passes through the frame 1, the motor 2 is fixedly connected to the driving shaft of the transmission belt body, an adjusting device 4 is arranged inside the frame 1, the adjusting device 4 includes a support rod 47, the support rod 47 is rotatably connected to the inner wall of the frame 1, a pressure plate 45 is fixedly connected to the support rod 47, and guide wheels 46 are rotatably connected to both sides of the pressure plate 45, an auxiliary device 5 is arranged inside the frame 1, the auxiliary device 5 includes a protective rod 51, and the protective rod 51 is fixedly connected to the inner wall of the frame 1. This solution is effective in timely performing tensioning operation when the conveyor belt becomes loose, can stably transport materials, reduce the situation where materials are tilted and rolled due to loose transmission belts, reduce the probability of material damage, reduce the economic loss of users, and facilitate the normal use of equipment.

[0023] In this embodiment: a telescopic cylinder 41 is fixedly connected to one side of the frame 1, and the telescopic cylinder 41 is fixedly connected to the surface of the frame 1. A sliding hole 43 is opened on the surface of the frame 1, and a control rod 44 is slidably connected to the inner wall of the sliding hole 43. The output end of the telescopic cylinder 41 is fixedly connected to the control rod 44. The telescopic cylinder 41 is controlled to push the control rod 44, and the control rod 44 then moves downward and squeezes two pressure plates 45. The pressure plates 45 drive the two guide wheels 46 to move, and the torsion spring 48 is deformed by force, and the guide wheel 46 immediately fits against the bottom of the conveyor belt body 3 and supports it, and then the conveyor belt body 3 is propped up.

[0024] Specifically, a mounting frame 42 is fixedly connected to the surface of the frame 1 , and the mounting frame 42 is horizontally sleeved on the telescopic cylinder 41 to stably assemble the telescopic cylinder 41 .

[0025] Specifically, the control rod 44 is a round rod, and the control rod 44 is U-shaped, which is convenient for normal use of the device.

[0026] Specifically, a torsion spring 48 is sleeved on the support rod 47, and the two ends of the torsion spring 48 are fixedly connected to the frame 1 and the pressure plate 45 respectively. When the conveyor belt body 3 is not loose, the torsion spring 48 drives the pressure plate 45 and the guide wheel 46 to separate from the conveyor belt body 3 through the support rod 47, so that the equipment can operate normally.

[0027] In this embodiment, there are multiple protective bars 51, which are arranged at equal intervals. During processing, materials are placed on the conveyor belt body 3 for transportation. When the conveyor belt body becomes loose, the upper conveyor belt body 3 rests on the protective bars 51 and the support plate 52 to effectively support the materials.

[0028] Specifically, a support plate 52 is fixedly connected between the two protection rods 51 . The support plate 52 is arc-shaped and assists in lifting the conveyor belt body 3 when it becomes loose.

[0029] Working principle: During processing, the material can be placed on the conveyor belt body 3 for transportation. When the transmission belt body becomes loose, the upper conveyor belt body 3 is placed on the protective rod 51 and the support plate 52 to effectively support the material. Then the telescopic cylinder 41 is controlled to push the control rod 44, and the control rod 44 then moves downward and squeezes the two pressure plates 45. The pressure plate 45 drives the two guide wheels 46 to move, and the torsion spring 48 is deformed by force. The guide wheel 46 then fits with the bottom of the conveyor belt body 3 and supports it. Then the conveyor belt body 3 is propped up. This solution is effective in timely tensioning the conveyor belt when it becomes loose, which can stably transport the material, reduce the tilting and rolling of the material due to the loose transmission belt, reduce the probability of material damage, reduce the economic loss of the user, and facilitate the normal use of the equipment.

Claims

1. A conveyor belt tensioning device, comprising a frame (1), a conveyor belt body (3) is installed inside the frame (1), a motor (2) is fixedly connected to one side of the frame (1), a driving end of the motor (2) passes through the frame (1), and the motor (2) is fixedly connected to the driving shaft of the conveyor belt body, characterized in that: An adjusting device (4) is arranged inside the frame (1), and the adjusting device (4) comprises a support rod (47), and the support rod (47) is rotatably connected to the inner wall of the frame (1); a pressure plate (45) is fixedly connected to the support rod (47), and guide wheels (46) are rotatably connected to both sides of the pressure plate (45); an auxiliary device (5) is arranged inside the frame (1), and the auxiliary device (5) comprises a protective rod (51), and the protective rod (51) is fixedly connected to the inner wall of the frame (1).

2. A conveyor belt tensioning device according to claim 1, characterized in that: A telescopic cylinder (41) is fixedly connected to one side of the frame (1); the telescopic cylinder (41) is fixedly connected to the surface of the frame (1); a sliding hole (43) is provided on the surface of the frame (1); a control rod (44) is slidably connected to the inner wall of the sliding hole (43); and an output end of the telescopic cylinder (41) is fixedly connected to the control rod (44).

3. A conveyor belt tensioning device according to claim 2, characterized in that: A mounting frame (42) is fixedly connected to the surface of the frame (1), and the mounting frame (42) is horizontally sleeved on the telescopic cylinder (41).

4. A conveyor belt tensioning device according to claim 2, characterized in that: The control rod (44) is a round rod, and the control rod (44) is U-shaped.

5. A conveyor belt tensioning device according to any one of claims 1 to 4, characterized in that: The support rod (47) is sleeved with a torsion spring (48), and the two ends of the torsion spring (48) are respectively fixedly connected to the frame (1) and the pressure plate (45).

6. A conveyor belt tensioning device according to any one of claims 1 to 4, characterized in that: There are a plurality of protection rods (51), and the plurality of protection rods (51) are arranged at equal intervals.

7. A conveyor belt tensioning device according to any one of claims 1 to 4, characterized in that: A support plate (52) is fixedly connected between the two protection rods (51), and the support plate (52) is in an arc shape.

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