CN211495774U - Multi-line laser line area surface longitudinal tearing protection device - Google Patents
Multi-line laser line area surface longitudinal tearing protection device Download PDFInfo
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- CN211495774U CN211495774U CN202020068054.2U CN202020068054U CN211495774U CN 211495774 U CN211495774 U CN 211495774U CN 202020068054 U CN202020068054 U CN 202020068054U CN 211495774 U CN211495774 U CN 211495774U
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Abstract
The utility model provides a protection device is vertically torn to regional face of multi-thread formula laser sets up between the last belt of conveyer belt and lower belt and be located a supporting bench, and it includes: the laser emitter upwards emits a plurality of parallel visible lasers to the lower surface of the upper belt to form a multi-line laser line area surface; the camera is arranged side by side with the laser emitter, shoots a current multi-line laser line area image and transmits the image to the server, the server is electrically connected with the power mechanism of the conveying belt, a multi-line laser line area reference image is prestored in the server, if the current multi-line laser line area image is not consistent with the multi-line laser line area reference image, longitudinal tearing is judged to occur, and a stopping command is sent to the power mechanism immediately. The utility model provides a protection device is vertically torn to regional face of multi-line laser line can send the shut down order to power unit at any time, reduces the alert mistake of wrong report and shuts down the incident and take place.
Description
Technical Field
The utility model belongs to the conveying equipment field especially relates to a protection device is vertically torn to regional face of multi-line laser line.
Background
The belt conveyor has the advantages of large transportation capacity, low cost, long-distance transportation and the like, and is widely used as an important transportation tool for bulk materials in coal enterprises. The conveyer belt is used as an indispensable part on the belt conveyor, and is easy to longitudinally tear due to high-strength unpredictable factors in the safety production process of the coal industry. The fault is concealed and emergent, and once a fault accident occurs, the serious consequences which cannot be compensated can be caused to the personal safety of underground workers and the economic loss of a coal mine. The longitudinal tearing of the conveying belt becomes one of the most common accidents of coal enterprises.
At present, the problems of low efficiency, complex detection system, large occupied space, high price and the like of the detection method for the longitudinal tear of the mining conveyor belt are solved, a visible light CCD online visual detection method assisted by a laser line light source is generally adopted in China, and fault detection is carried out according to the laser line state of the laser line light source projected to the surface of the conveyor belt and shot by a camera. However, due to the limitation of factors such as coal mine belt transportation environment, dust, vibration and the like, the longitudinal tearing protection device has the problems of false alarm, shutdown and other events, time and personnel waste is caused to mine transportation, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a multi-line laser line zone longitudinal tear protection device and to provide at least the advantages that will be described later.
Another object of the utility model is to provide a protection device is vertically torn to regional face of multi-line laser line, many parallel visible laser that laser emitter sent form the regional face of multi-line laser line at the lower surface of last belt, and the camera shoots this image and with its upload to the server, and then compares with the regional face reference image of multi-line laser line to send the shut down command to power unit at any time, reduce the alert mistake of wrong report and shut down the incident and take place.
The technical scheme of the utility model as follows:
the regional face of multi-line laser line vertically tears protection device sets up between the last belt of conveyer belt and lower belt and is located a supporting bench, and it includes:
the protection plate comprises a support table, a columnar shell, a motor, a protection plate and a motor, wherein the columnar shell is horizontally arranged on the support table, an opening is formed in the upper end face of the columnar shell, an accommodating groove is formed right below the opening, the motor is arranged on one side of the columnar shell, the output end of the motor is horizontally arranged and is positioned on the same straight line with the axis of the columnar shell, the output end of the motor is connected to the protection plate, the protection plate comprises a vertical part positioned at the head end of the columnar shell and a horizontal part positioned above the opening, a plurality of cleaning brushes are arranged on the lower surface of the horizontal part, the protection plate is driven by the motor to open or close the opening, the motor can rotate forwards and backwards, and the protection plate reciprocates under the driving of the motor to clean the;
the laser emitter is arranged in the accommodating groove and is positioned right below the upper belt, and the laser emitter upwards emits a plurality of parallel visible lasers to the lower surface of the upper belt to form a multi-line laser line area surface;
the camera and the laser emitter are arranged in the accommodating groove side by side, the camera shoots a current multi-line laser line area image and transmits the current multi-line laser line area image to the server, the server is electrically connected with the power mechanism of the conveying belt, a multi-line laser line area reference image is prestored in the server, if the current multi-line laser line area image is not consistent with the multi-line laser line area reference image, longitudinal tearing is judged to occur, and a stopping command is sent to the power mechanism immediately.
Preferably, the multi-line laser line area surface longitudinal tearing protection device further comprises a cleaning mechanism arranged on the support platform and located below the upper belt head end, the cleaning mechanism comprises a linear driver with an output shaft horizontally arranged, a brush body fixing piece connected to the output shaft and a brush vertically and upwardly arranged on the brush body fixing piece, and the brush body fixing piece slides on the support platform along the length direction of the conveying belt.
Preferably, in the multi-line laser line region surface longitudinal tear protection device, the brush is provided with first bristles and second bristles at intervals, the hardness of the first bristles is less than that of the second bristles, and the length of the first bristles is greater than that of the second bristles.
Preferably, the multi-line laser line area surface longitudinal tearing protection device further comprises a flushing device disposed between the sweeping mechanism and the motor, and the flushing device comprises:
a bowl-shaped collector is arranged on the periphery of the water tank arranged on the support table, and recovery holes are formed in the peripheral side wall of the water tank, and the height of each recovery hole is greater than one half of the height of the water tank;
the water spraying nozzle is arranged at the top of the water tank and is provided with a plurality of spray holes with upward spraying directions.
The utility model discloses following beneficial effect has:
a plurality of parallel visible lasers emitted by the laser emitter form a multi-line laser line area surface on the lower surface of the upper belt, the camera shoots the image and transmits the image to the server, and the image is compared with the multi-line laser line area surface reference image so as to send a shutdown command to the power mechanism at any time and reduce the occurrence of false alarm and false shutdown events;
clean the lower surface head end that the mechanism will go up the belt and clean, and washing unit further washes it for reach the conveyer belt cleanliness that detects the position and improve, and then improve the degree of accuracy that detects.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a multi-line laser line area longitudinal tear protection device provided by the present invention;
fig. 2 is a schematic structural diagram of a cylindrical shell in an embodiment of the multi-line laser line area longitudinal tear protection device provided by the present invention;
fig. 3 is a schematic view of a visible laser in an embodiment of the multi-line laser line area longitudinal tear protection device provided by the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 and 2, the utility model provides a protection device is vertically torn to regional face of multi-line laser line sets up between the last belt 1 of conveyer belt and lower belt 2 and is located a supporting bench 3, and it includes:
the protection plate 501 comprises a vertical part positioned at the head end of the columnar shell 5 and a horizontal part positioned above the opening, a plurality of cleaning brushes are arranged on the lower surface of the horizontal part, the protection plate 501 is driven by the motor 4 to open or close the opening, the motor 4 can rotate forwards and backwards, and the protection plate 501 reciprocates under the drive of the motor 4 to clean the cleaning brushes;
the laser emitter 6 is arranged in the accommodating groove and is positioned right below the upper belt 1, and as shown in fig. 3, the laser emitter 6 emits a plurality of parallel visible lasers upwards to the lower surface of the upper belt to form a multi-line laser line area surface;
the camera 7 and the laser emitter 6 are arranged in the accommodating groove side by side, the camera 7 shoots a current multi-line laser line area image and transmits the current multi-line laser line area image to the server, the server is electrically connected with the power mechanism of the conveying belt, the multi-line laser line area reference image is prestored in the server, if the current multi-line laser line area image is not consistent with the multi-line laser line area reference image, the longitudinal tearing is judged to occur, and a stopping command is sent to the power mechanism immediately.
In order to clean the lower surface of upper belt in advance to improve detection accuracy, the utility model provides an in one embodiment of the vertical protection device that tears of the regional face of multi-line laser, still including setting up supporting bench 3 is last and be located the mechanism that cleans of upper belt 1 head end below, it includes the linear actuator 801 that an output shaft level set up and connects brush body mounting 802 on the output shaft and vertical upwards setting are in brush 803 on the brush body mounting 802, brush body mounting 802 is in along the length direction slip of conveyer belt on supporting bench 3.
In order to make the cleaning more effective, the utility model provides an in one embodiment of the regional face of multi-line laser line vertical tear protection device, the interval is provided with first brush hair and second brush hair on the brush 803, the hardness of first brush hair is less than the hardness of second brush hair, just the length of first brush hair is greater than the length of second brush hair.
The utility model provides an in an embodiment of the regional face of multi-wire laser line vertically tear protection device, still include a flushing device, its setting is in clean the mechanism with between the motor 4, just flushing device includes:
a water tank 901 arranged on the support platform 3, a bowl-shaped collector 902 is arranged around the water tank 901, and recovery holes are arranged on the side walls of the periphery of the water tank 901, and the height of the recovery holes is greater than one half of the height of the water tank 901;
a water spray nozzle 903, which is arranged on the top of the water tank 901, wherein the water spray nozzle 903 is provided with a plurality of spray holes with upward spray directions;
the water sprayed by the water spray nozzle washes the lower surface of the upper belt and then falls into the bowl-shaped collector, when the recovered water reaches the height of the recovery hole, the recovered water flows back into the water tank for reuse, and the washed impurities are left at the bottom of the bowl-shaped collector due to gravity.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (4)
1. The protection device is vertically torn to the regional face of multi-line laser line, sets up between the last belt of conveyer belt and lower belt and lie in a supporting bench, and its characterized in that includes:
the protection plate comprises a support table, a columnar shell, a motor, a protection plate and a motor, wherein the columnar shell is horizontally arranged on the support table, an opening is formed in the upper end face of the columnar shell, an accommodating groove is formed right below the opening, the motor is arranged on one side of the columnar shell, the output end of the motor is horizontally arranged and is positioned on the same straight line with the axis of the columnar shell, the output end of the motor is connected to the protection plate, the protection plate comprises a vertical part positioned at the head end of the columnar shell and a horizontal part positioned above the opening, a plurality of cleaning brushes are arranged on the lower surface of the horizontal part, the protection plate is driven by the motor to open or close the opening, the motor can rotate forwards and backwards, and the protection plate reciprocates under the driving of the motor to clean the;
the laser emitter is arranged in the accommodating groove and is positioned right below the upper belt, and the laser emitter upwards emits a plurality of parallel visible lasers to the lower surface of the upper belt to form a multi-line laser line area surface;
the camera and the laser emitter are arranged in the accommodating groove side by side, the camera shoots a current multi-line laser line area image and transmits the current multi-line laser line area image to the server, the server is electrically connected with the power mechanism of the conveying belt, a multi-line laser line area reference image is prestored in the server, if the current multi-line laser line area image is not consistent with the multi-line laser line area reference image, longitudinal tearing is judged to occur, and a stopping command is sent to the power mechanism immediately.
2. The multi-line laser line section longitudinal tear protection device of claim 1, further comprising a cleaning mechanism disposed on said support platform below said upper belt head end, said cleaning mechanism comprising a horizontally disposed linear actuator having an output shaft, a brush holder attached to said output shaft, and a vertically upwardly disposed brush on said brush holder, said brush holder sliding on said support platform along the length of said conveyor belt.
3. The multi-line laser line segment plane longitudinal tear protection device of claim 2, wherein said bristles are spaced apart by a first bristle and a second bristle, said first bristle having a stiffness less than said second bristle and said first bristle having a length greater than said second bristle.
4. The multi-line laser line zonal longitudinal tear protection apparatus of claim 3, further comprising a flushing device disposed between said sweeping mechanism and said motor, said flushing device comprising:
a bowl-shaped collector is arranged on the periphery of the water tank arranged on the support table, and recovery holes are formed in the peripheral side wall of the water tank, and the height of each recovery hole is greater than one half of the height of the water tank;
the water spraying nozzle is arranged at the top of the water tank and is provided with a plurality of spray holes with upward spraying directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068054.2U CN211495774U (en) | 2020-01-14 | 2020-01-14 | Multi-line laser line area surface longitudinal tearing protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068054.2U CN211495774U (en) | 2020-01-14 | 2020-01-14 | Multi-line laser line area surface longitudinal tearing protection device |
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| CN211495774U true CN211495774U (en) | 2020-09-15 |
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| CN202020068054.2U Active CN211495774U (en) | 2020-01-14 | 2020-01-14 | Multi-line laser line area surface longitudinal tearing protection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116142727A (en) * | 2023-04-14 | 2023-05-23 | 合肥金星智控科技股份有限公司 | Conveyor belt tearing detection method and system based on laser stripe defect identification |
-
2020
- 2020-01-14 CN CN202020068054.2U patent/CN211495774U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116142727A (en) * | 2023-04-14 | 2023-05-23 | 合肥金星智控科技股份有限公司 | Conveyor belt tearing detection method and system based on laser stripe defect identification |
| CN116142727B (en) * | 2023-04-14 | 2023-09-19 | 合肥金星智控科技股份有限公司 | Conveyor belt tearing detection method and system based on laser stripe defect identification |
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