CN219990268U - Belt backstop - Google Patents
Belt backstop Download PDFInfo
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- CN219990268U CN219990268U CN202320473856.5U CN202320473856U CN219990268U CN 219990268 U CN219990268 U CN 219990268U CN 202320473856 U CN202320473856 U CN 202320473856U CN 219990268 U CN219990268 U CN 219990268U
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- 238000005452 bending Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Structure Of Belt Conveyors (AREA)
Abstract
The utility model discloses a belt backstop, which comprises a frame, wherein a belt conveying mechanism is arranged on the frame and comprises a conveying roller and a conveying belt, the conveying roller is rotatably connected to the frame, and the conveying belt is sleeved outside the conveying roller; the machine frame is provided with a fixing frame and is connected with a check belt through the fixing frame, the fixing frame and the check belt are both positioned in the conveying belt, the fixing frame is positioned on one side of the conveying roller and is fixedly connected with the machine frame, one end of the check belt is fixedly connected with the fixing frame, and the other end of the check belt is contacted with the bottom end in the conveying belt; when the conveying roller rotates clockwise, one end of the backstop belt, which is contacted with the conveying belt, is positioned at one side of the bottom end of the conveying roller, and the middle part of the backstop belt is empty to leave a bending allowance; when the conveying roller rotates anticlockwise, one end of the check belt, which is in contact with the conveying belt, is wound to the outer side of the bottom end of the conveying roller, and the check belt is positioned between the conveying roller and the conveying belt.
Description
Technical Field
The utility model relates to the field of belt conveyors, in particular to a belt backstop.
Background
Belt conveyors are common conveying equipment. The belt in the belt conveyor is obliquely arranged and is used for transferring materials from a low place to a high place, and due to the fact that the belt conveyor has unexpected power failure, equipment failure and other reasons and abnormal stopping and other conditions in the use process, the belt is driven to reverse under the action of gravity, so that the materials on the belt slide from the lower position of the belt, the materials are lost, the materials are accumulated due to the sliding of the materials, and safety accidents such as crushing of equipment are caused.
Patent No. CN110789956B discloses a belt backstop device which performs clamping operation on a reversed belt by providing an upper clamping plate and a lower clamping plate to prevent occurrence of a reversed condition; however, the device is more complicated in structure, increases the production cost of the belt conveyor, and meanwhile, the device can only be improved and processed when the belt conveyor is produced, so that people are required to replace new belt conveying equipment, the non-return device cannot be directly added on the basis of the existing belt conveyor, the running cost of a factory is increased, and the device is required to be improved.
Disclosure of Invention
The utility model aims to solve the problems and provide the belt backstop which is simple in structure and convenient to use.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the belt backstop comprises a frame, wherein a belt conveying mechanism is arranged on the frame and comprises conveying rollers and a conveying belt, the conveying rollers are rotatably connected to the frame, and the conveying belt is sleeved on the outer side of the conveying rollers and drives the conveying belt to move through rotation of the conveying rollers; the machine frame is provided with a fixing frame and is connected with a check belt through the fixing frame, the fixing frame and the check belt are both positioned in the conveying belt, the fixing frame is positioned on one side of the conveying roller and is fixedly connected with the machine frame, one end of the check belt is fixedly connected with the fixing frame, and the other end of the check belt is contacted with the bottom end in the conveying belt; when the conveying roller rotates clockwise, one end of the backstop belt, which is contacted with the conveying belt, is positioned at one side of the bottom end of the conveying roller, and the middle part of the backstop belt is empty to leave a bending allowance; when the conveying roller rotates anticlockwise, one end of the check belt, which is in contact with the conveying belt, is wound to the outer side of the bottom end of the conveying roller, and the check belt is positioned between the conveying roller and the conveying belt.
Further, the belt conveying mechanism further comprises a rotary roller and a power motor, the rotary roller is rotatably connected to the frame, the rotary roller and the conveying roller are respectively sleeved on the inner sides of two ends of the conveying belt, and the height of the rotary roller is lower than that of the conveying roller; the power motor is fixedly connected to the frame and is in transmission connection with the rotary roller or the conveying roller.
Further, the top end of the fixing frame is connected with a mounting plate through bolts, and the backstop belt is arranged between the fixing frame and the mounting plate and is clamped with the mounting frame through the fixing frame; the top end of the mounting plate is arranged in an arc shape which is bent towards the direction of the conveying roller wheel.
Further, a protective baffle is arranged between the fixing frame and the conveying roller, and the front side and the rear side of the protective baffle are fixedly connected with the frame; when the conveying roller rotates clockwise, the left bending allowance in the middle of the check belt is in an S-shaped bending shape, and the middle of the check belt is abutted against one side of the protective baffle, which is close to the fixing frame.
Further, a guide roller is arranged between the fixing frame and the protective baffle, and the front end and the rear end of the guide roller are rotatably connected with supporting frames and fixedly connected with the frame through the supporting frames; when the conveying roller rotates anticlockwise, the bottom end of the middle part of the conveying belt is abutted on the guide roller.
Further, the front side and the rear side of one end of the non-return belt, which is contacted with the conveying belt, are connected with traction ropes, one end of each traction rope is connected with the non-return belt, and the other end of each traction rope is connected with one side, close to the conveying roller, of the frame; when the conveying roller rotates clockwise, the traction rope is in a tensioning state; when the conveying roller rotates anticlockwise, the traction rope is in a loose state.
Compared with the prior art, the utility model has the advantages and positive effects that:
when the belt conveyer is in use, the reverse stop belt is positioned in the conveyer belt, and when the belt conveyer normally runs, the conveying roller and the conveyer belt rotate clockwise, and one end of the reverse stop belt, which is contacted with the inner wall of the bottom end of the conveyer belt, can slide relatively with the rotating conveyer belt, so that one end of the reverse stop belt is kept in a state of being abutted against one side of the bottom end of the conveying roller; when the belt conveyor has power failure or fails, the conveying roller and the conveying belt rotate anticlockwise under the action of the gravity of materials on the conveying belt, one end of the check belt, which is contacted with the inner wall of the bottom end of the conveying belt, rotates along with the conveying belt and the conveying roller, so that the end head of the check belt is clamped between the conveying roller and the conveying belt and is wound on the conveying roller, and the other end of the check belt is in a fixed state, and the conveying roller is limited to rotate anticlockwise after the check belt is wound on the conveying roller, so that the continuous reverse phenomenon of the whole belt conveyor is avoided; the belt conveyor is simple in structure, safe and efficient, can be directly arranged on the existing belt conveyor, effectively reduces the production cost of the belt conveyor and the running cost of a factory, and brings convenience to the transportation operation of the belt conveyor.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the normal state of the present utility model;
fig. 2 is a schematic diagram of the non-return state of the present utility model.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, modifications, equivalents, improvements, etc., which are apparent to those skilled in the art without the benefit of this disclosure, are intended to be included within the scope of this utility model.
As shown in fig. 1 and 2, the embodiment discloses a belt backstop, which comprises a frame 1, wherein a belt conveying mechanism is arranged on the frame 1, the belt conveying mechanism comprises a conveying roller 3, a conveying belt 4, a rotary roller 2 and a power motor, the rotary roller 2 and the conveying roller 3 are both rotatably connected to the frame 1, the rotary roller 2 and the conveying roller 3 are respectively sleeved on the inner sides of two ends of the conveying belt 4, the conveying belt 4 is driven to move by the rotation of the conveying roller 3 and the rotary roller 2, and the height of the rotary roller 2 is lower than that of the conveying roller 3; the power motor is fixedly connected to the frame 1 and is in transmission connection with the rotary roller 2 or the conveying roller 3;
the machine frame 1 is provided with a fixing frame 5 and is connected with a check belt 7 through the fixing frame 5, the fixing frame 5 and the check belt 7 are both positioned in the conveying belt 4, the fixing frame 5 is positioned on one side of the conveying roller 3, the bottom end of the fixing frame 5 is fixedly connected with the machine frame 1, the top end of the fixing frame 5 is connected with a mounting plate 6 through bolts, the top end of the mounting plate 6 is arranged in an arc shape bent towards the direction of the conveying roller 3, friction on the check belt 7 can be reduced, and the service life of the check belt 7 is prolonged; one end of the backstop belt 7 is arranged between the fixing frame 5 and the mounting plate 6 and is clamped with the mounting frame 6 through the fixing frame 5; the other end of the non-return belt 7 is contacted with the bottom end inside the conveyer belt 4; when the conveying roller 3 rotates clockwise, one end of the check belt 7, which is contacted with the conveying belt 4, is positioned at one side of the bottom end of the conveying roller 3, and a bending allowance is left in the middle of the check belt 7; when the conveying roller 3 rotates counterclockwise, one end of the backstop belt 7, which is in contact with the conveying belt 4, is wound to the outside of the bottom end of the conveying roller 3 and the backstop belt 7 is located between the conveying roller 3 and the conveying belt 4.
A protective baffle plate 8 is arranged between the fixing frame 5 and the conveying roller wheel 3, and the front side and the rear side (the front and the rear direction is the axial direction of the conveying roller wheel) of the protective baffle plate 8 are fixedly connected with the frame 1; when the conveying roller 3 rotates clockwise, the left bending allowance in the middle of the check belt 7 is in an S-shaped bending shape, and the middle of the check belt 7 is abutted against one side, close to the fixed frame 5, of the protective baffle 8.
The protective baffle can prevent the middle bending part of the backstop belt from touching the conveying roller to influence the normal operation of the belt conveyor, can play a protective role, and improves the use effect of the belt conveyor.
A guide roller 10 is arranged between the fixing frame 5 and the protective baffle 8, and the front end and the rear end (the front and the rear direction, namely the axial direction of the conveying roller) of the guide roller 10 are rotatably connected with a supporting frame 11 and are fixedly connected with the frame 1 through the supporting frame 11; when the conveying roller 3 rotates anticlockwise, the bottom end of the middle part of the conveying belt 4 is abutted on the guide roller 10.
When the conveying roller rotates anticlockwise, one end of the non-return belt, which is contacted with the conveying belt, can rotate along with the conveying roller and roll to the outer side of the conveying roller, the middle part of the non-return belt can be changed from a bending state into a tensioning state rapidly, and in the moving process of the middle part of the non-return belt, the guide roller can rotate and guide the effect, so that the movement of the non-return belt is faster, the non-return speed of the non-return belt to the conveying roller is improved, and the using effect of the non-return belt conveying roller is further improved.
The front and back sides (the front and back direction is the axial direction of the two ends of the conveying roller) of one end of the backstop belt 7, which is contacted with the conveying belt 4, are connected with a traction rope 9, one end of the traction rope 9 is connected with the backstop belt 7, and the other end of the traction rope 9 is connected with one side, close to the conveying roller 3, of the frame 1; when the conveying roller 3 rotates clockwise, the pulling rope 9 is in a tensioning state; when the conveying roller 3 rotates counterclockwise, the pulling rope 9 is in a relaxed state.
The traction rope can be used for carrying out traction on one end of the check belt, which is in contact with the conveying belt, when the conveying roller rotates clockwise, so that the situation that the check belt cannot be timely rolled to the outer side of the conveying roller to carry out check operation when the conveying roller rotates anticlockwise due to the fact that the end is far away from the conveying roller along with the movement of the conveying belt is avoided, meanwhile, the traction rope cannot cause any influence on the normal check operation of the check belt when the conveying roller rotates anticlockwise, and the use effect of the utility model is further improved.
When the belt conveyer is used, the check belt is positioned in the conveyer belt, and when the belt conveyer normally runs, the conveying roller and the conveyer belt rotate clockwise, and one end of the check belt, which is contacted with the inner wall of the bottom end of the conveyer belt, can slide relatively with the rotating conveyer belt, so that one end of the check belt is kept in a state of being abutted against one side of the bottom end of the conveying roller (as shown in figure 1); when the belt conveyor has power failure or fails, the conveying roller and the conveying belt rotate anticlockwise under the action of the gravity of materials on the conveying belt, one end of the check belt, which is contacted with the inner wall of the bottom end of the conveying belt, rotates along with the conveying belt and the conveying roller, so that the end head of the check belt is clamped between the conveying roller and the conveying belt and is wound on the conveying roller, and the other end of the check belt is in a fixed state, and the conveying roller is limited to rotate anticlockwise after the check belt is wound on the conveying roller, so that the continuous reverse phenomenon of the whole belt conveyor is avoided (as shown in figure 2); the belt conveyor is simple in structure, safe and efficient, can be directly arranged on the existing belt conveyor, effectively reduces the production cost of the belt conveyor and the running cost of a factory, and brings convenience to the transportation operation of the belt conveyor.
Claims (6)
1. The belt backstop comprises a frame, wherein a belt conveying mechanism is arranged on the frame and comprises conveying rollers and a conveying belt, the conveying rollers are rotatably connected to the frame, and the conveying belt is sleeved on the outer side of the conveying rollers and drives the conveying belt to move through rotation of the conveying rollers; the method is characterized in that: the machine frame is provided with a fixing frame and is connected with a check belt through the fixing frame, the fixing frame and the check belt are both positioned in the conveying belt, the fixing frame is positioned on one side of the conveying roller and is fixedly connected with the machine frame, one end of the check belt is fixedly connected with the fixing frame, and the other end of the check belt is contacted with the bottom end in the conveying belt; when the conveying roller rotates clockwise, one end of the backstop belt, which is contacted with the conveying belt, is positioned at one side of the bottom end of the conveying roller, and the middle part of the backstop belt is empty to leave a bending allowance; when the conveying roller rotates anticlockwise, one end of the check belt, which is in contact with the conveying belt, is wound to the outer side of the bottom end of the conveying roller, and the check belt is positioned between the conveying roller and the conveying belt.
2. The belt backstop of claim 1, wherein: the belt conveying mechanism further comprises a rotary roller and a power motor, the rotary roller is rotatably connected to the frame, the rotary roller and the conveying roller are respectively sleeved on the inner sides of two ends of the conveying belt, and the height of the rotary roller is lower than that of the conveying roller; the power motor is fixedly connected to the frame and is in transmission connection with the rotary roller or the conveying roller.
3. The belt backstop of claim 2, wherein: the top end of the fixing frame is connected with a mounting plate through bolts, and the backstop belt is arranged between the fixing frame and the mounting plate and is clamped with the mounting frame through the fixing frame; the top end of the mounting plate is arranged in an arc shape which is bent towards the direction of the conveying roller wheel.
4. The belt backstop of claim 3, wherein: a protective baffle is arranged between the fixing frame and the conveying roller, and the front side and the rear side of the protective baffle are fixedly connected with the frame; when the conveying roller rotates clockwise, the left bending allowance in the middle of the check belt is in an S-shaped bending shape, and the middle of the check belt is abutted against one side of the protective baffle, which is close to the fixing frame.
5. The belt backstop of claim 4, wherein: a guide roller is arranged between the fixing frame and the protective baffle, and the front end and the rear end of the guide roller are rotatably connected with supporting frames and are fixedly connected with the frame through the supporting frames; when the conveying roller rotates anticlockwise, the bottom end of the middle part of the conveying belt is abutted on the guide roller.
6. The belt backstop of claim 5, wherein: the front side and the rear side of one end of the backstop belt, which is contacted with the conveying belt, are connected with traction ropes, one end of each traction rope is connected with the backstop belt, and the other end of each traction rope is connected with one side, close to the conveying roller, of the frame; when the conveying roller rotates clockwise, the traction rope is in a tensioning state; when the conveying roller rotates anticlockwise, the traction rope is in a loose state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320473856.5U CN219990268U (en) | 2023-03-14 | 2023-03-14 | Belt backstop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320473856.5U CN219990268U (en) | 2023-03-14 | 2023-03-14 | Belt backstop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219990268U true CN219990268U (en) | 2023-11-10 |
Family
ID=88610718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320473856.5U Active CN219990268U (en) | 2023-03-14 | 2023-03-14 | Belt backstop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219990268U (en) |
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2023
- 2023-03-14 CN CN202320473856.5U patent/CN219990268U/en active Active
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