CN219488694U - Belt tearing detection device - Google Patents
Belt tearing detection device Download PDFInfo
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- CN219488694U CN219488694U CN202320519236.0U CN202320519236U CN219488694U CN 219488694 U CN219488694 U CN 219488694U CN 202320519236 U CN202320519236 U CN 202320519236U CN 219488694 U CN219488694 U CN 219488694U
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- belt
- infrared grating
- receiving end
- infrared
- transmitting end
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Abstract
The utility model belongs to the technical field of coal belt conveyors, and particularly relates to a belt tearing detection device, which comprises: the belt conveyor comprises a return roller, a driving roller and a belt wound on the return roller and the driving roller; the transmitting end and the receiving end of the infrared grating are respectively positioned at two sides of the belt; the infrared rays emitted to the receiving end by the infrared grating transmitting end are vertical to the surface of the belt; the PLC system is connected with the belt conveyor and the infrared grating; the PLC system compares the belt bandwidth value detected by the infrared grating with a set value, and judges whether to send out an alarm signal and stop the operation of the belt conveyor. The utility model can compare with the set value of the belt width when the belt is torn or damaged, and send out an alarm signal and stop the operation of the belt conveyor when the detected value is smaller than the set value of the belt width, thereby preventing the expansion of equipment accidents and having better market application prospect.
Description
Technical Field
The utility model belongs to the technical field of coal belt conveyors, and particularly relates to a belt tearing detection device.
Background
The existing coal conveyer belt head lacks belt tearing detection device, when carrying the material, in case coal conveyer belt head or middle part are impaled or scratch because of the foreign matter, very easily take place conveyer belt tearing and edge damage accident, seriously threat personnel and equipment safety.
Patent application number CN202220445070.8 discloses a belt tearing detection device, comprising: the camera shooting assembly is arranged above the belt conveyor to be detected and used for acquiring a belt image of the belt conveyor to be detected; the embedded industrial personal computer is arranged on the side face of the belt conveyor and is electrically connected with the camera shooting assembly, and the embedded industrial personal computer is used for determining the tearing condition of the belt conveyor to be detected through the belt image acquired by the camera shooting assembly. According to the utility model, the camera shooting assembly is arranged above the belt conveyor to be detected and used for acquiring the belt image of the belt conveyor to be detected, and the embedded industrial personal computer is used for determining the tearing condition of the belt conveyor to be detected based on the belt image, so that the real-time detection of the tearing condition of the belt can be realized based on the embedded industrial personal computer, the belt can be determined to be torn under the condition that no material leakage occurs at the initial stage of the belt tearing, and the timeliness of belt tearing monitoring is improved. However, the upper image pickup assembly of the belt conveyor can pick up the tearing state of the outer side surface of the belt, but cannot pick up the tearing state of the inner side surface of the belt, and the judgment can be influenced; also, the belt tear may be from inside to outside, for which case it is undetectable by shooting by means of the camera assembly.
In order to improve the defect that the existing coal belt head does not have tearing detection device, the application provides a novel belt tearing detection device.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a belt tearing detection device which is used for comparing a belt width set value with a belt tearing or belt edge damage when the belt tearing or belt edge damage occurs, sending an alarm signal and stopping the operation of a belt conveyor when the detected value is smaller than the belt width set value, and preventing the expansion of equipment accidents.
In order to achieve the above object, the present utility model provides the following technical solutions:
a belt tear detection device comprising:
the belt conveyor comprises a return roller, a driving roller and a belt wound on the return roller and the driving roller;
the transmitting end and the receiving end of the infrared grating are respectively positioned at two sides of the belt; the infrared rays emitted to the receiving end by the infrared grating transmitting end are vertical to the surface of the belt;
the PLC system is connected with the belt conveyor and the infrared grating; and the PLC system compares the belt bandwidth value detected by the infrared grating with a set value, and judges whether to send out an alarm signal or not and stops the operation of the belt conveyor.
Preferably, the belt width is 1600mm, and the width of the transmitting end and the receiving end of the infrared grating is 2000mm.
Preferably, the infrared grating transmitting end is fixed on the transmitting end bracket by adopting a nut, and the infrared grating receiving end is fixed on the receiving end bracket by adopting a nut.
Preferably, the transmitting end support and the receiving end support are made of channel steel, and the channel steel is made of Q235.
Compared with the prior art, the utility model has the following beneficial effects: according to the belt tearing detection device, the belt tearing is detected through an automatic means, so that equipment accidents caused by the tearing or damage of the belt are effectively avoided, and the maintenance cost and the labor cost are saved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the working state of the infrared grating of the utility model;
FIG. 3 is a schematic view of program optimization of the present utility model.
The main reference numerals illustrate:
1. a belt; 2. a return roller; 3. a driving roller; 4. a transmitting end; 5. a receiving end; 6. a transmitting end bracket; 7. a receiving end bracket; 8. and (5) infrared rays.
Detailed Description
The following description of the embodiments of the present utility model will be apparent from the description of the embodiments of the present utility model, which is provided in part, but not in whole. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
In the description of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience of description and simplicity of description, only as to the orientation or positional relationship shown in the drawings, and not as an indication or suggestion that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be connected between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a belt tear detection apparatus comprising:
the belt conveyor comprises a return roller 2, a driving roller 3 and a belt 1 wound on the return roller 2 and the driving roller 3;
the transmitting end 4 and the receiving end 5 of the infrared grating are respectively positioned at two sides of the belt 1; the infrared ray 8 emitted by the infrared grating transmitting end 4 to the receiving end 5 is vertical to the surface of the belt 1;
the PLC system is connected with the belt conveyor and the infrared grating; the PLC system compares the belt bandwidth value detected by the infrared grating with a set value, and judges whether to send out an alarm signal and stop the operation of the belt conveyor. Wherein, the PLC system selects AB rocweier; the infrared grating is selected from the brand SICK, and the model is MLG-2.
In this embodiment, the belt width is 1600mm, and the widths of the transmitting end 4 and the receiving end 5 of the infrared grating are 2000mm. The infrared grating transmitting end 4 is fixed on the transmitting end bracket 6 by adopting a nut, and the infrared grating receiving end 5 is fixed on the receiving end bracket 7 by adopting a nut. The transmitting end bracket 6 and the receiving end bracket 7 are made of channel steel, and the channel steel is made of Q235.
The infrared grating transmitting end 4 and the receiving end 5 are arranged on the same plane and form a vertical angle with the belt 1, so that the infrared rays 8 can vertically irradiate to the belt 1. When the belt 1 is overlapped or scratched, the PLC system compares the received infrared grating measurement value with the belt bandwidth set value; the belt bandwidth set value is 1600mm, and when the belt bandwidth value detected by the infrared grating is smaller than the belt bandwidth set value, the PLC system sends out an alarm signal and stops the operation of the belt conveyor, so that the equipment accident is prevented from being enlarged.
According to the belt tearing detection device, the belt 1 is detected to be torn through an automatic means, so that equipment accidents caused by tearing or damage of the belt 1 are effectively avoided, maintenance cost and labor cost are saved, the belt tearing detection device is practical, and the belt tearing detection device has a good market application prospect. When the belt conveyor is actually used, the belt tearing detection device is adopted by the belt conveyor installed on site of a certain coal port, so that the tearing detection rate of the belt 1 is effectively improved, the loss of manpower and material resources is reduced, and the operation efficiency is improved.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (4)
1. A belt tear detection device, comprising:
the belt conveyor comprises a return roller, a driving roller and a belt wound on the return roller and the driving roller;
the transmitting end and the receiving end of the infrared grating are respectively positioned at two sides of the belt; the infrared rays emitted to the receiving end by the infrared grating transmitting end are vertical to the surface of the belt;
the PLC system is connected with the belt conveyor and the infrared grating; and the PLC system compares the belt bandwidth value detected by the infrared grating with a set value, and judges whether to send out an alarm signal or not and stops the operation of the belt conveyor.
2. The belt tear detection apparatus of claim 1, wherein the belt width is 1600mm and the width of the emitting end and the receiving end of the infrared grating are both 2000mm.
3. The belt tear detection apparatus of claim 1, wherein the infrared grating transmitting end is fixed to the transmitting end bracket by a nut, and the infrared grating receiving end is fixed to the receiving end bracket by a nut.
4. The belt tear detecting device of claim 3, wherein the transmitting end bracket and the receiving end bracket are made of channel steel, and the channel steel is Q235.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320519236.0U CN219488694U (en) | 2023-03-17 | 2023-03-17 | Belt tearing detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320519236.0U CN219488694U (en) | 2023-03-17 | 2023-03-17 | Belt tearing detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219488694U true CN219488694U (en) | 2023-08-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320519236.0U Active CN219488694U (en) | 2023-03-17 | 2023-03-17 | Belt tearing detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219488694U (en) |
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2023
- 2023-03-17 CN CN202320519236.0U patent/CN219488694U/en active Active
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