Anti-explosion belt tearing detection equipment

Abstract

The utility model discloses an explosion-proof belt tearing detection device, the detection device comprises a housing, an explosion-proof detection module and an explosion-proof control module, the explosion-proof detection module is arranged in the housing, the explosion-proof detection module comprises a first explosion-proof unit and a second explosion-proof unit, the first explosion-proof unit comprises a first connector and a calibration module, and the second explosion-proof unit comprises a second connector and a calibration module. The first explosion-proof unit comprises a first connector and a calibration module, the calibration module can transmit a calibration signal to a belt, the second explosion-proof unit comprises a second connector and an acquisition module, the acquisition module can acquire a belt image after the calibration signal is transmitted, and the first explosion-proof unit and the second explosion-proof unit are electrically connected with the explosion-proof control module through the first connector and the second connector respectively. The collecting module can transmit collected belt images to the anti-explosion control module. According to the technical scheme, whether the running belt is abnormal or not can be judged through the anti-explosion detection module and the anti-explosion control module, the state of the belt can be detected in time, detection accuracy is improved, safety accidents are avoided, and production safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a belt detection technical field, especially in a kind of anti-explosion belt tear detection equipment. BACKGROUND

[0002] Belt is a kind of mechanical component for transmitting power or movement, usually made of flexible materials, such as leather, rubber or synthetic materials. In industry, belts are widely used for driving machines, conveying materials and other purposes. During operation, the belt may tear due to various reasons, such as foreign object jamming, belt aging, overload, etc. If not detected and handled in time, the tear will further expand, leading to production interruption, material leakage, equipment damage, and even safety accidents. In the prior art, the belt condition is mainly detected by manual inspection, but this inspection method cannot monitor the belt tear in real time, resulting in low detection efficiency and problems such as delayed detection and missed detection. Moreover, it has a certain lag, and cannot immediately stop processing when a tear occurs, which poses a certain safety hazard. SUMMARY

[0003] The utility model embodiment provides a kind of anti-explosion belt tear detection equipment, whether there is abnormal condition in the belt of operation can be judged by explosion-proof detection module and explosion-proof control module, it is favorable to detect belt state in time, improve detection accuracy, avoid causing safety accident, to improve production safety

[0004] The utility model embodiment provides a kind of anti-explosion belt tear detection equipment, and the detection equipment includes: shell, explosion-proof detection module and explosion-proof control module. Explosion-proof detection module is arranged in shell, and explosion-proof detection module includes first explosion-proof unit and second explosion-proof unit, first explosion-proof unit includes first connecting head and calibration module, calibration module can emit calibration signal to belt, second explosion-proof unit includes second connecting head and acquisition module, and acquisition module can collect belt image after emitting calibration signal. First explosion-proof unit, second explosion-proof unit are electrically connected with explosion-proof control module by first connecting head, second connecting head respectively, and acquisition module can transmit the belt image collected to explosion-proof control module.

[0005] The utility model technical scheme is by being provided with explosion-proof detection module and explosion-proof control module, explosion-proof detection module includes first explosion-proof unit and second explosion-proof unit, first explosion-proof unit includes calibration module, calibration module can emit calibration signal to belt, second explosion-proof unit includes first acquisition module, acquisition module can collect belt image after emitting calibration signal, and acquisition module can transmit the belt image collected to explosion-proof control module, whether there is abnormal condition in the belt of operation is judged by explosion-proof detection module and explosion-proof control module, it is favorable to detect belt state in time, improve detection accuracy, avoid causing safety accident, to improve production safety.

[0006] According to the foregoing embodiment of the present application, the calibration module comprises: a first box body and a laser emission unit, the laser emission unit is arranged in the first box body, and the laser emission unit can emit a laser signal to the belt. The acquisition module comprises: a second box body and an image acquisition unit, the image acquisition unit is arranged in the second box body, the image acquisition unit can acquire the image of the belt after emitting the laser signal, and transmit the image of the belt to the explosion-proof control module, and the explosion-proof control module can detect the image of the belt.

[0007] According to the foregoing embodiment of the present application, the first box body further comprises: a first window, the first window is located on one side of the laser emission unit, and the laser signal emitted by the laser emission unit can irradiate to the belt through the first window.

[0008] According to the foregoing embodiment of the present application, the calibration module further comprises a first cleaning unit, the first cleaning unit comprises: a first driving part, a first cleaning part and a first control part. The first driving part can drive the first cleaning part to reciprocate on the first window to clean the first window. The first driving part is electrically connected with the first control part, and the first control part is electrically connected with the explosion-proof control module.

[0009] According to the foregoing embodiment of the present application, the first box body further comprises: a first cover, the first cover seals the inner cavity of the first box body, the first window is arranged on the first cover, and the first driving part and the first cleaning part are located on opposite sides of the first cover.

[0010] According to the foregoing embodiment of the present application, the second box body further comprises: a second window, the second window is located on one side of the image acquisition unit, and the image acquisition unit can acquire the image of the belt after emitting the laser signal through the second window.

[0011] According to the foregoing embodiment of the present application, the acquisition module further comprises: a second cleaning unit, the second cleaning unit comprises: a second driving part, a second cleaning part and a second control part. The second driving part can drive the second cleaning part to reciprocate on the second window to clean the second window. The second driving part is electrically connected with the second control part, and the second control part is electrically connected with the explosion-proof control module.

[0012] According to the foregoing embodiment of the present application, the second box body further comprises: a second cover, the second cover seals the inner cavity of the second box body, the second window is arranged on the second cover, and the second driving part and the second cleaning part are located on opposite sides of the second cover.

[0013] According to any one of the preceding embodiments of the first aspect of the present application, the explosion-proof control module comprises: a prompt unit and a start button. The prompt unit comprises a first prompt element and a second prompt element, and the prompt unit can give an audible and visual prompt when the explosion-proof control module detects that the belt image has a crack. Pressing the start button can start the explosion-proof detection module and the explosion-proof control module.

[0014] According to any one of the preceding embodiments of the first aspect of the present application, the detection device further comprises: a damping element, which is arranged below the shell. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to the structures shown in these drawings without creative labor for those skilled in the art.

[0016] Figure 1 It is an overall structural schematic diagram of an embodiment of the explosion-proof belt tearing detection device of the present application.

[0017] Figure 2 It is a side view of an embodiment of the detection device of the present application.

[0018] Figure 3 It is an explosion structure schematic diagram of a first explosion-proof unit in an embodiment of the detection device of the present application.

[0019] Figure 4 It is an explosion structure schematic diagram of a second explosion-proof unit in an embodiment of the detection device of the present application.

[0020] Explanation of reference numerals:

[0021] Shell - 100, explosion-proof detection module - 200, explosion-proof control module - 300, damping element - 400.

[0022] First explosion-proof unit - 210, second explosion-proof unit - 220, prompt unit - 310, start button - 320.

[0023] First connecting head - 211, first box body - 212, laser emitting unit - 213, first window body - 214, first cleaning unit - 215, first cover body - 216, second connecting head - 221, second box body - 222, image acquisition unit - 223, second window body - 224, second cleaning unit - 225, second cover body - 226, first prompt element - 311, second prompt element - 312.

[0024] First driving part-2151, first cleaning part-2152, first control part-2153, second driving part-2251, second cleaning part-2252, second control part-2253.

[0025] The purposes, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] It should be noted that all the directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0028] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one feature. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0029] The utility model embodiment provides a kind of anti-explosion belt tear detection equipment, whether there is abnormal condition in running belt can be judged by anti-explosion detection module and anti-explosion control module, it is favorable to detect belt state in time, improve detection accuracy, avoid causing safety accident, to improve production safety advantageously

[0030] As Figures 1 to 4The utility model discloses an explosion -proof belt tear detection equipment, detection equipment includes: casing 100, explosion -proof detection module 200 and explosion -proof control module 300. Explosion -proof detection module 200 is located at casing 100, and explosion -proof detection module 200 includes first explosion -proof unit 210 and second explosion -proof unit 220, and first explosion -proof unit 210 includes first connecting head 211 and calibration module, and calibration module can emit calibration signal to the belt, and second explosion -proof unit 220 includes second connecting head 221 and acquisition module, and acquisition module can gather the belt image after emitting calibration signal. First explosion -proof unit 210, second explosion -proof unit 220 are connected with explosion -proof control module 300 through first connecting head 211, second connecting head 221 respectively, and acquisition module can transmit the belt image gathered to explosion -proof control module 300.

[0031] The utility model technical scheme through setting up explosion -proof detection module 200 and explosion -proof control module 300, explosion -proof detection module 200 includes first explosion -proof unit 210 and second explosion -proof unit 220, and first explosion -proof unit 210 includes calibration module, and calibration module can emit calibration signal to the belt, and second explosion -proof unit 220 includes first acquisition module, and acquisition module can gather the belt image after emitting calibration signal, and acquisition module can transmit the belt image gathered to explosion -proof control module 300, and whether the belt of running has abnormal condition is judged through explosion -proof detection module 200 and explosion -proof control module 300, is favorable to the timely detection belt state, improves the detection accuracy, avoids causing safety accident, to be favorable to the improvement production safety.

[0032] Further, first explosion -proof unit 210 and second explosion -proof unit 220 are spaced apart along the belt running direction according to actual conditions, which is beneficial to timely detecting the state of the running belt and sending a stop running signal when a tear occurs, so that the belt stops running immediately and avoids tearing of the running belt to avoid more serious safety problems.

[0033] Further, first connecting head 211 and second connecting head 221 connect first explosion -proof unit 210 and second explosion -proof unit 220 with explosion -proof control module 300 through explosion -proof cables and explosion -proof quick connectors, and the inside of the connectors is filled with explosion -proof filler, which is beneficial to meet the explosion -proof requirements and ensure the reliability of electrical transmission.

[0034] For example, Figure 3As shown, the calibration module includes a first box 212 and a laser emitting unit 213, the laser emitting unit 213 is arranged in the first box 212, the laser emitting unit 213 can emit a laser signal to the belt, the laser signal emitting direction of the laser emitting unit 213 is at a preset angle with the belt surface, and the laser emitting unit 213 strikes a laser on the belt. It can be understood that the calibration module can also emit infrared light or other optical detection signals to the belt, which is not limited in the present application.

[0035] As shown in the figure, Figure 4 As shown, the acquisition module includes a second box 222 and an image acquisition unit 223, the image acquisition unit 223 is arranged in the second box 222, the image acquisition unit 223 can acquire the belt image after emitting the laser signal, and transmit the belt image to the explosion-proof control module 300, and the explosion-proof control module 300 can detect the belt image. Specifically, the image acquisition unit 223 includes a camera module, a CCD sensor and other image acquisition devices, the camera module can shoot the belt image after laser irradiation, and transmit the belt image to the explosion-proof control module 300.

[0036] Further, the explosion-proof control module 300 is embedded with a calculation processing module, the calculation processing module is built-in image recognition algorithm, can receive the belt image collected by the image acquisition unit 223, and carries out real-time data processing and comparison to the belt image, judges the deformation characteristics of the laser spot of the belt image collected by the image acquisition unit 223, in order to judge whether the belt surface has abnormal conditions such as tearing or breaking. Specifically, the image recognition algorithm includes but is not limited to dynamic threshold segmentation algorithm and crack tracking algorithm, the dynamic threshold segmentation algorithm can adjust the image contrast according to the environment light, which is beneficial to eliminate the interference of reflection; the crack tracking can detect the expansion trend of the longitudinal tearing of the belt surface through the optical flow method.

[0037] Further, the laser signal spot width emitted by the laser emitting unit 213 can be adjusted according to the actual situation to adapt to the reflection characteristics of different belt materials. Preferably, the explosion-proof control module 300 further has an environment monitoring module, the environment monitoring module can collect the temperature, humidity and dust concentration data of the environment where the detection device is located in real time, and adjust the exposure parameters of the image acquisition unit 223 and the laser emitting power of the laser emitting unit 213 through the explosion-proof control module 300, so as to achieve better detection effect.

[0038] Preferably, the shell 100, the first box 212 and the second box 222 are made of high-strength explosion-proof alloy material, which can completely isolate the internal environment from the external dangerous environment, and is beneficial to adapt to the industrial scene of extreme working conditions.

[0039] As shown in the figure, Figure 2As shown, the explosion-proof control module 300 comprises a prompting unit 310 and a start button 320. The prompting unit 310 comprises a first prompting element 311 and a second prompting element 312. When the explosion-proof control module 300 detects that the belt image has a crack, the prompting unit 310 can issue an audible and visual prompt, thereby timely informing the operator and facilitating the safety of the equipment and personnel. Specifically, the first prompting element 311 is an indicator light, and the second prompting element 312 is a siren. When an abnormal condition such as a belt breakage or tearing is detected, the indicator light is red, and the siren emits a buzzing prompt sound; when the belt is running normally, the indicator light is green, and the siren does not emit a prompt sound. Pressing the start button 320 can power on the detection equipment and the external power supply, thereby starting the explosion-proof detection module 200 and the explosion-proof control module 300, and enabling the detection of the belt.

[0040] As shown in Figure 2 The detection equipment further comprises a damping element 400 arranged below the housing 100 for buffering external vibrations. Preferably, the damping element 400 can be a buffer spring damper, a sponge pad, a rubber pad, etc. The damping element 400 is connected to the housing 100 and symmetrically distributed below the housing 100 to achieve more comprehensive buffering of the housing 100 and the internal structures, effectively relieving vibrations and impacts during equipment operation, improving the anti-interference ability and long-term stability of the entire machine, and protecting the internal structures of the housing 100. The specific form of the damping element 400 is not limited in the present application, and those skilled in the art can determine the form of the damping element 400 according to actual needs to achieve better buffering protection effect.

[0041] As shown in Figure 3 The first box body 212 further comprises a first window 214 located on one side of the laser emitting unit 213, and the laser signal emitted by the laser emitting unit 213 can irradiate to the belt through the first window 214. Figure 1 The second box body 222 further comprises a second window 224 located on one side of the image acquisition unit 223, and the image acquisition unit 223 can acquire the belt image after the laser signal is emitted through the second window 224.

[0042] Specifically, the first window 214 and the second window 224 are both transparent windows composed of tempered glass, and single-layer tempered glass or double-layer tempered glass can be selected according to actual conditions to achieve better explosion-proof effect. The edges of the first window 214 and the second window 224 are fixedly connected to the first box body 212 and the second box body 222 through a sealing structure (such as an explosion-proof sealing rubber strip), effectively preventing dust, impurities and water vapor from entering and ensuring the normal work of the laser emitting unit 213 and the image acquisition unit 223. Preferably, the first window 214 and the second window 224 are also provided with a heating film to prevent fogging and improve the accuracy of detection.

[0043] To ensure the cleanliness of the surfaces of the first window 214 and the second window 224 during the detection process, and to improve the signal transmission and image acquisition accuracy, the calibration module further comprises a first cleaning unit 215 configured to remove contaminants from the first window 214, as shown in Figure 3 Figure 4 As shown in

[0044] As shown in Figure 3 The first cleaning unit 215 comprises a first driving part 2151, a first cleaning part 2152, and a first control part 2153. The first driving part 2151 can drive the first cleaning part 2152 to reciprocate on the first window 214 to clean the first window 214. The first driving part 2151 is electrically connected to the first control part 2153, and the first control part 2153 electrically connects the first cleaning unit 215 to the explosion-proof control module 300.

[0045] As shown in Figure 4 The second cleaning unit 225 comprises a second driving part 2251, a second cleaning part 2252, and a second control part 2253. The second driving part 2251 can drive the second cleaning part 2252 to reciprocate on the second window 224 to clean the second window 224. The second driving part 2251 is electrically connected to the second control part 2253, and the second control part 2253 electrically connects the second cleaning unit 225 to the explosion-proof control module 300.

[0046] Specifically, the first cleaning part 2152 and the second cleaning part 2252 are wiper structures, and the first driving part 2151 and the second driving part 2251 are stepping motors. The first driving part 2151 and the second driving part 2251 respectively drive the first cleaning part 2152 and the second cleaning part 2252 to reciprocate left and right on the surfaces of the first window 214 and the second window 224 to remove contaminants such as dust and water stains. Preferably, the first control part 2153 and the second control part 2253 are linked to the explosion-proof control module 300, and can control the first cleaning unit 215 and the second cleaning unit 225 to clean at a preset period or to start cleaning as needed according to the feedback signal of the window contamination sensor.

[0047] ​Further, the first driving part 2151 and the second driving part 2251 are configured to work in cooperation, that is, the first control part 2153 and the second control part 2253 can simultaneously control the first driving part 2151 and the second driving part 2251 to move, so as to drive the first cleaning part 2152 and the second cleaning part 2252 to move synchronously, realize precise synchronous reciprocating motion, and thus ensure that the laser emitting unit 213 can accurately emit laser signals to the belt and the image capturing unit 223 can clearly and accurately capture the image of the belt, which is beneficial to improve the accuracy of detection.

[0048] As shown in Figure 3 the first cover 216 seals the inner cavity of the first box body 212, and the first window body 214 is arranged on the first cover 216, and the first driving part 2151 and the first cleaning part 2152 are respectively located on opposite sides of the first cover 216.

[0049] As shown in Figure 4 the second cover 226 seals the inner cavity of the second box body 222, and the second window body 224 is arranged on the second cover 226, and the second driving part 2251 and the second cleaning part 2252 are respectively located on opposite sides of the second cover 226.

[0050] Further, the detection device is in communication connection with the upper computer, can timely report the detection data of the belt, abnormal conditions and other information to the upper computer, so as to control the belt to stop running. Preferably, the artificial intelligence algorithm can be built in the explosion-proof control module 300, the threshold parameter is optimized through historical data, and the false alarm rate is reduced.

[0051] Next, the specific working process of the detection device is described.

[0052] When the external power supply is connected to the detection device, the operator presses the start button 320, and the detection device is powered on.

[0053] Next, the laser emitting unit 213 emits laser to the surface of the belt, at the same time, the image capturing unit 223 captures the image of the belt in the light spot area, and transmits the image signal to the explosion-proof control module 300 for belt abnormality detection.

[0054] Then, the explosion-proof control module 300 compares the collected belt image with the reference image, and processes the collected belt image, to judge whether the belt has abnormal conditions such as tearing or breaking.

[0055] If the local tearing or breaking of the belt is detected, the explosion-proof control unit immediately starts the first prompt 311 and the second prompt 312, outputs the sound and light alarm signal, and alarms the upper computer to control the belt to stop running.

[0056] The above merely describes preferred embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation made under the inventive concept of the present application, or direct / indirect application in other related technical fields, is included in the patent protection scope of the present application.

Claims

1. A tear detection device for explosion-proof belts, characterized in that, The detection equipment includes: case; An explosion-proof detection module, disposed within the housing, comprises a first explosion-proof unit and a second explosion-proof unit. The first explosion-proof unit includes a first connector and a calibration module, the calibration module capable of transmitting a calibration signal to the belt. The second explosion-proof unit includes a second connector and a data acquisition module, the data acquisition module capable of acquiring an image of the belt after transmitting the calibration signal. An explosion-proof control module is provided, wherein the first explosion-proof unit and the second explosion-proof unit are electrically connected to the explosion-proof control module via the first connector and the second connector, respectively, and the acquisition module is capable of transmitting the acquired belt image to the explosion-proof control module.

2. The detection device as described in claim 1, characterized in that, The calibration module includes: a first housing and a laser emitting unit, wherein the laser emitting unit is disposed in the first housing and is capable of emitting laser signals to the belt; The acquisition module includes a second housing and an image acquisition unit. The image acquisition unit is disposed in the second housing and is capable of acquiring the belt image after emitting a laser signal and transmitting the belt image to the explosion-proof control module. The explosion-proof control module is capable of detecting the belt image.

3. The detection device as described in claim 2, characterized in that, The first housing further includes a first window, which is located on one side of the laser emitting unit, and the laser signal emitted by the laser emitting unit can be irradiated onto the belt through the first window.

4. The detection device as described in claim 3, characterized in that, The calibration module further includes a first cleaning unit, the first cleaning unit comprising: First drive unit; A first cleaning unit, wherein the first driving unit is capable of driving the first cleaning unit to reciprocate on the first window to clean the first window; and A first control unit, a first drive unit electrically connected to the first control unit, and the first control unit electrically connecting the first cleaning unit to the explosion-proof control module.

5. The detection device as described in claim 4, characterized in that, The first housing also includes: A first cover seals the inner cavity of the first box. A first window is disposed on the first cover. The first drive unit and the first cleaning unit are respectively located on opposite sides of the first cover.

6. The detection device as described in claim 2, characterized in that, The second housing also includes a second window, which is located on one side of the image acquisition unit. The image acquisition unit can acquire images of the belt after emitting laser signals through the second window.

7. The detection device as described in claim 6, characterized in that, The acquisition module further includes: a second cleaning unit, the second cleaning unit comprising: Second drive unit; The second cleaning unit, the second driving unit, is capable of driving the second cleaning unit to reciprocate on the second window to clean the second window; and The second control unit is electrically connected to the second drive unit, and the second control unit electrically connects the second cleaning unit to the explosion-proof control module.

8. The detection device as described in claim 7, characterized in that, The second enclosure also includes: The second cover seals the inner cavity of the second box, the second window is disposed on the second cover, and the second drive unit and the second cleaning unit are respectively located on opposite sides of the second cover.

9. The detection device according to any one of claims 2 to 8, characterized in that, The explosion-proof control module includes: The prompting unit includes a first prompting element and a second prompting element. When the explosion-proof control module detects a crack in the belt image, the prompting unit can emit an audible and visual prompt. The start button can be pressed to activate the explosion-proof detection module and the explosion-proof control module.

10. The detection device according to any one of claims 1 to 8, characterized in that, The detection equipment also includes: A shock absorber is located below the housing.

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