CN205142361U - Bolt state check out test set - Google Patents
Bolt state check out test set Download PDFInfo
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- CN205142361U CN205142361U CN201520973121.4U CN201520973121U CN205142361U CN 205142361 U CN205142361 U CN 205142361U CN 201520973121 U CN201520973121 U CN 201520973121U CN 205142361 U CN205142361 U CN 205142361U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides a bolt state check out test set. This bolt state check out test set includes: image collector, industrial computer and early warning device, wherein, image collector acquires the realtime graphic of bolt, and image collector's output links to each other with the input of industrial computer, the first output of industrial computer links to each other with early warning device's control end, and control early warning device report to the police. Adopt the technical scheme of the utility model, can in time detecting the bolt, appear not hard uply or fracture waits the state and reports to the police, and detect convenient and fast, efficient, the accuracy height.
Description
Technical field
The utility model relates to wind power plant maintenance technology field, particularly relates to a kind of bolt condition detecting device.
Background technology
When high-strength bolt in wind turbine generator loosens or ruptures, serious threat can be caused to the safe operation of wind turbine generator, therefore, need to detect that high-strength bolt loosens or ruptures thus carry out fastening or change in time.
At present, whether the method detected bolt state drawing the anti-loose ends of continuous print, misplacing by observing anti-loose ends after being mainly and tighting a bolt on bolt, packing ring and nut, thus judges whether bolt loosens or fracture.This detection method needs to check one by one bolt on the one hand, and labour intensity is large, and efficiency is lower; On the other hand, when bolt slightly loosens, the degree of misalignment of anti-loose ends is not obvious, is not easily found, and accuracy is poor.
Utility model content
Embodiment of the present utility model provides a kind of bolt condition detecting device, to detect the states such as the loosening of bolt or fracture efficiently and accurately.
For achieving the above object, embodiment of the present utility model provides a kind of bolt condition detecting device, comprising: image acquisition device, industrial computer and prior-warning device; Wherein, image acquisition device obtains the realtime graphic of bolt, and the output of image acquisition device is connected with the input of industrial computer; First output of industrial computer is connected with the control end of prior-warning device, controls prior-warning device and reports to the police.
Further, industrial computer comprises image pick-up card and control board; The input of image pick-up card is connected with the input of industrial computer, and the first input end of control board is connected with the output of image pick-up card, and the output of control board is connected with the first output of industrial computer.
Further, industrial computer also comprises image cutting device, and image cutting device is connected between image acquisition device and image pick-up card.
Further, industrial computer also comprises image storage card, and the output of image storage card is connected with the second input of control board.
Further, bolt condition detecting device also comprises display unit, and the input of display unit is connected with the second output of industrial computer.
Further, also comprise timing device, the output of described timing device is connected with the control end of described image acquisition device.
Further, timing device is counter.
Further, image acquisition device is high definition camera or video camera.
Further, prior-warning device is buzzer and/or photoflash lamp.
Further, bolt is arranged early warning mark.
The bolt condition detecting device that the utility model provides, the realtime graphic of bolt is gathered by image acquisition device, by industrial computer, this realtime graphic is processed, contrast with the initial pictures of bolt, when detecting that the realtime graphic of bolt changes compared with the initial pictures of bolt, prior-warning device is reported to the police, and can detect that bolt occurs the state of the bolts such as loosening or fracture and reports to the police in time, and easy to detect quick, efficiency is high, accuracy is high.
Accompanying drawing explanation
The apparatus structure schematic diagram of the bolt condition detecting device embodiment that Fig. 1 provides for the utility model;
The apparatus structure schematic diagram of another embodiment of the bolt condition detecting device that Fig. 2 provides for the utility model;
The application state schematic diagram of an embodiment of the bolt condition detecting device that Fig. 3 provides for the utility model;
The initial pictures of the bolt with early warning mark of the bolt condition detecting device that Fig. 4 provides for the utility model;
The realtime graphic of the bolt with early warning mark of the bolt condition detecting device that Fig. 5 provides for the utility model.
Drawing reference numeral explanation
1, image acquisition device; 2, industrial computer; 21, image cutting device; 22, image pick-up card; 23, control board; 24, image storage card; 3, prior-warning device; 4, display unit; 5, bolt; 6, early warning mark; 7, video camera.
Embodiment
Embodiment of the present utility model, by gathering the realtime graphic of bolt, contrast with the initial pictures of bolt, if the realtime graphic of bolt changes compared with initial pictures, then reported to the police by prior-warning device, thus notify that the changes such as loosening or fracture appear in the state of staff's bolt, make staff to carry out fastening to bolt or to change.The technical scheme of embodiment of the present utility model is applicable to detect the state of the bolt in various structural steelwork, can detect that the changes such as loosening or fracture appear in bolt state accurately and efficiently.Such as, the state of the high-strength bolt in wind turbine generator is detected, reliable guarantee can be provided for the safe operation of wind turbine generator.
Embodiment one
The apparatus structure schematic diagram of the bolt condition detecting device embodiment that Fig. 1 provides for the utility model, as shown in Figure 1, this bolt condition detecting device comprises: image acquisition device 1, industrial computer 2 and prior-warning device 3.
Wherein, image acquisition device 1 is for gathering the realtime graphic of bolt 5, and the output of image acquisition device 1 is connected with the input of industrial computer 2, for sending the realtime graphic of bolt 5; Industrial computer 2 is for contrasting the initial pictures of the realtime graphic of bolt 5 with the bolt 5 prestored, first output of industrial computer 2 is connected with the control end of prior-warning device 3, for when the realtime graphic of bolt 5 changes compared with initial pictures, send early warning signal to prior-warning device 3, control prior-warning device 3 and report to the police.
Particularly, in practical application scene, image acquisition device 1 can be arranged on the position of positive corresponding bolt 5, also can be arranged on the adjacent locations of bolt 5, to facilitate the realtime graphic intactly gathering bolt 5.After image acquisition device 1 collects the realtime graphic of bolt 5, this realtime graphic is sent to industrial computer 2.
After industrial computer 2 receives the realtime graphic of bolt 5, the initial pictures of this realtime graphic with the bolt 5 prestored is contrasted.Do not change compared with initial pictures if comparing result is the realtime graphic of bolt 5, then industrial computer 2 sends spacing wave to the control end of prior-warning device 3; Change compared with initial pictures if comparing result is the realtime graphic of bolt 5, then industrial computer 2 sends early warning signal to the control end of prior-warning device 3, controls prior-warning device 3 and reports to the police, and notifies that change appears in staff's bolt state.Wherein, bolt state occurs that change can include but not limited to loosening and/or fracture etc.Type of alarm can include but not limited at least with one of under type: sound, flash of light, display screen display and send warning message etc. by bluetooth or the mode such as wireless, infrared; Different type of alarms can also be set respectively for different bolt state situations of change, such as bolt looseness the first sound represents, rupturing represents with the second sound, or bolt looseness sound represents, fracture flash of light represents etc.
Staff carries out fastening process or replacing to bolt 5 in time according to the warning of prior-warning device 3, thus carries out detection and the maintenance of bolt state quickly and efficiently, ensures the fastening effect of bolt 5.
The bolt condition detecting device that the utility model embodiment provides, by gathering the realtime graphic of bolt, contrast with the initial pictures of bolt, if the realtime graphic of bolt changes compared with initial pictures, then reported to the police by prior-warning device, thus notify that the changes such as loosening or fracture appear in the state of staff's bolt, make staff to carry out fastening to bolt or to change.
Embodiment two
The apparatus structure schematic diagram of another embodiment of the bolt condition detecting device that Fig. 2 provides for the utility model, a kind of specific implementation that this bolt condition detecting device is equipment shown in Fig. 1, its specific works mode can the corresponding contents of embodiment shown in Figure 1.
In the present embodiment, this bolt condition detecting device is used for detecting the state of the high strength bolt in wind turbine generator.In other embodiments, this bolt condition detecting device can also be applied in other environment, detects the state of the bolt 5 in other structures, such as, and the connecting bolt in steel tower.
In concrete application scenarios, image acquisition device 1 can be high definition camera or video camera, high definition camera and video camera is easy to use, price is suitable, and can obtain realtime graphic and the initial pictures of bolt 5 clearly.Other devices that can gather the picture rich in detail of bolt 5 are all applicable to the image acquisition device 1 of this bolt condition detecting device, such as digital camera.Industrial computer 2 can also be computer.Prior-warning device 3 can be buzzer and/or photoflash lamp, and photoflash lamp and buzzer can send stronger sound or light at short notice, and conveniently install and use, low price.
Further, bolt 5 is arranged early warning mark 6.In order to the contrast of the realtime graphic and initial pictures that make bolt 5 is more convenient, bolt arranges early warning mark 6, whether can occur change by the early warning mark on contrast bolt 5, carry out the contrast of realtime graphic and initial pictures.Image acquisition device 1 should be arranged near bolt 5, to facilitate the realtime graphic intactly collecting bolt 5, and makes the mark of the early warning on bolt 56 be presented in realtime graphic clearly.
In the present embodiment, the bolt head of bolt 5, nut, packing ring and fixture are provided with continuous print early warning tag line, this early warning mark 6 is coated in the straight line on bolt 5, is preferably the straight line that color is comparatively distinct.When loosening appears in bolt 5, the raw relative movement of nuts and bolt hair of bolt 5, can there is the variation phenomenons such as fracture or distortion in this early warning tag line.Therefore, the variation phenomenon that can identify 6 by early warning judges that the state of bolt 5 occurs loosening or the change such as fracture.
It should be noted that the shape of early warning mark 6 is not limited to straight line, also can be the early warning mark 6 of other shapes, such as triangle or parallel lines shape.The shape of early warning mark 6 changes when bolt 5 state changes, and early warning mark 6 can be arranged on any position that early warning can be made to identify 6 shapes when bolt 5 state changes to change.
Working state schematic representation when Fig. 3 is bolt 5 state variation of this bolt condition detecting device on the tower cylinder detecting wind turbine generator.As shown in Figure 3, multiple bolt 5 is evenly distributed on one week of tower cylinder, and image acquisition device 1, for being arranged on the video camera 7 in whirligig (not shown), gathers the realtime graphic of multiple bolt 5 for rotating a circle; It is outer and be connected with video camera 7, to process the realtime graphic of the bolt 5 that video camera 7 collects that industrial computer 2 is arranged on tower cylinder.
Further, this bolt condition detecting device also comprises timing device (not shown), and timing device is for controlling the realtime graphic of image acquisition device timing acquiring bolt 5.
Timing acquiring is carried out to the realtime graphic of bolt 5, can avoid that the great amount of cost that uninterrupted sampling causes is carried out to the realtime graphic of bolt 5 and drop into.The interval time of this timing acquiring specifically can be arranged according to the impact of operational environment on bolt state of the attribute of bolt 5 self and bolt 5, in the present embodiment, it is one day to the acquisition interval time of the realtime graphic of the bolt 5 on above-mentioned tower cylinder, every day carries out state-detection to bolt 5, the state of bolt 5 can be detected when input cost is lower in time, and then ensure the safe operation of wind turbine generator.This timing device is preferably counter, and calculation and control can combine by counter, and easy to operate, is applicable to the timing device of this bolt condition detecting device.
Further, industrial computer 2 comprises image storage card 24, and the output of image storage card 24 is connected with the second input of control board 23, for the initial pictures of the bolt prestored 5 is sent to control board 23.
In the present embodiment, be distributed in the bolt 5 that the tower cylinder bolt of a week 5 is same model, early warning mark 6 on bolt is all unified specifications, therefore, only need to prestore one with the initial pictures of the bolt 5 of standard early warning mark 6 in image storage card 24, just may be used for contrasting with other bolts 5 of same model.In other embodiments, if the model of each bolt 5 is different, or the specification disunity of early warning mark 6, then the initial pictures of different bolt 5 all should be stored in advance in image storage card 24.
Further, industrial computer 2 comprises image pick-up card 22 and control board 23, the input of image pick-up card 22 is connected with the input of industrial computer 2, and the first input end of control board 23 is connected with the output of image pick-up card 22, and the output of control board 23 is connected with the first output of industrial computer 2.
Image pick-up card 22 is for obtaining the realtime graphic of the bolt 5 of image acquisition device 1 collection, and carry out integration process (wherein, the mode integrating process can include but not limited to under type: the realtime graphic realtime graphic of bolt 5 being organized into uniform format, contrast to facilitate the initial pictures of bolt 5), then be sent to control board 23, complete the realtime graphic of bolt 5 and the contrast of initial pictures by control board 23.As shown in Figure 4 and Figure 5, the realtime graphic of bolt 5 changes compared with initial pictures, and control board 23 just sends early warning signal to prior-warning device 3 after the realtime graphic of bolt 5 and initial pictures being contrasted, and controls prior-warning device 3 and reports to the police.
Particularly, control board 23 contrasts the early warning mark 6 on bolt 5, and by arranging change threshold in control board 23, when change degree exceedes change threshold, control board 23 sends early warning signal to prior-warning device 3.Such as, in the present embodiment, the change threshold that can arrange in control board 23 is 30%, if the early warning mark 6 in figure is for having the straight line that width is 5mm, in realtime graphic, the distortion width of early warning mark 6 is 2mm, after the realtime graphic of bolt 5 and initial pictures contrast by control board 23, show that its change degree is 40%, exceed change threshold 30%, then control board 23 sends early warning signal to prior-warning device 3, is reported to the police by prior-warning device 3.
Further, industrial computer 2 also comprises image cutting device 21, and image cutting device 21 is connected between image acquisition device 1 and image pick-up card 22, and the realtime graphic for the multiple bolts 5 collected by image acquisition device 1 is cut into the realtime graphic of single bolt 5.
Particularly, be distributed in the tower cylinder bolt of a week and be divided into 5 subregions, each subregion comprises 4 bolts, video camera 7 obtains the realtime graphic of 4 bolts 5 in first subregion, and send to image cutting device 21, by image cutting device 21, cutting process is carried out to it, obtain the realtime graphic of the single bolt 5 in Fig. 5, and send to image pick-up card 22; Video camera 7 rotates along with whirligig, continues the realtime graphic gathering next subregional 4 bolts 5, until gathered 5 subregional bolts, to complete the state-detection to the tower cylinder bolt of a week 5.
Further, this bolt condition detecting device also comprises display unit 4, and the input of display unit 4 is connected with the second output of industrial computer 2, arranges separately independent of prior-warning device 3.Certainly, in other embodiments, display unit 4 also can be connected between industrial computer 2 and prior-warning device 3.
Display unit 4 is for showing the positional information of bolt 5, and to facilitate when bolt 5 state variation, staff can find the bolt 5 needing to carry out processing fast exactly from multiple bolt 5.Display unit 4 can also show realtime graphic and the initial pictures of bolt 5, with the realtime graphic and the initial pictures that facilitate staff can check bolt 5, and then recognizes the real-time status of bolt 5.Wherein, the positional information of bolt 5 can pass through the positional information of image acquisition device 1, and its mode gathering the realtime graphic of bolt 5 is determined.
Such as, video camera 7 to be arranged on tower barrel of wind generating set near certain one deck bolt 5, for periodically gathering the realtime graphic of the tower cylinder bolt of a week 5, the image that video camera 7 gathers can be labeled as a, b, c, d etc. respectively according to acquisition order, for the positional information (such as, marking first bolt 5 of a corresponding tower cylinder second layer) of the different bolt 5 of correspondence.When prior-warning device 3 is reported to the police, display unit 4 can show the positional information of bolt 5 corresponding to the mark of image, and staff can find corresponding bolt 5 according to this positional information and carry out respective handling, to ensure its fastening effect.
The bolt condition detecting device of the present embodiment, on basis embodiment illustrated in fig. 1, give the specific implementation of image acquisition device and industrial computer, by industrial computer, cutting, extraction, contrast process are carried out to the early warning mark in bolt realtime graphic, when the state of bolt changes, prior-warning device is reported to the police, the positional information of display unit display bolt.This bolt condition detecting device, when using lower cost and labour intensity, can detect whether the state of bolt occurs change effectively.
Finally should be noted that: above each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a bolt condition detecting device, is characterized in that: comprise image acquisition device (1), industrial computer (2) and prior-warning device (3); Wherein, described image acquisition device (1) obtains the realtime graphic of bolt (5), and the output of described image acquisition device (1) is connected with the input of described industrial computer (2); First output of described industrial computer (2) is connected with the control end of described prior-warning device (3), controls described prior-warning device (3) and reports to the police.
2. equipment according to claim 1, is characterized in that, described industrial computer (2) comprises image pick-up card (22) and control board (23); The input of described image pick-up card (22) is connected with the input of described industrial computer (2), the first input end of described control board (23) is connected with the output of described image pick-up card (22), and the output of described control board (23) is connected with the first output of described industrial computer (2).
3. equipment according to claim 2, it is characterized in that, described industrial computer (2) also comprises image cutting device (21), and described image cutting device (21) is connected between described image acquisition device (1) and image pick-up card (22).
4. equipment according to claim 2, it is characterized in that, described industrial computer (2) also comprises image storage card (24), and the output of described image storage card (24) is connected with the second input of described control board (23).
5. equipment according to claim 1, is characterized in that, also comprises display unit (4), and the input of described display unit (4) is connected with the second output of described industrial computer (2).
6. equipment according to claim 1, is characterized in that, also comprises timing device, and the output of described timing device is connected with the control end of described image acquisition device (1).
7. equipment according to claim 6, is characterized in that, described timing device is counter.
8. equipment according to claim 1, is characterized in that, described image acquisition device (1) is high definition camera or video camera.
9. equipment according to claim 1, is characterized in that, described prior-warning device (3) is buzzer and/or photoflash lamp.
10. the equipment according to any one of claim 1-9, is characterized in that, described bolt (5) arranges early warning mark.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520973121.4U CN205142361U (en) | 2015-11-27 | 2015-11-27 | Bolt state check out test set |
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|---|---|---|---|
| CN201520973121.4U CN205142361U (en) | 2015-11-27 | 2015-11-27 | Bolt state check out test set |
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| CN205142361U true CN205142361U (en) | 2016-04-06 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106828A (en) * | 2017-12-14 | 2018-06-01 | 上海工程技术大学 | A kind of rigid contact net is bolted the detection device and detection method of state |
| CN108918129A (en) * | 2018-08-02 | 2018-11-30 | 南京梵科智能科技有限公司 | A kind of intelligent apparatus of pair of slewing implementing monitoring |
| CN109163892A (en) * | 2018-09-03 | 2019-01-08 | 荆门市遥锐机电科技有限公司 | A kind of electric machine rotational axis fault monitoring system |
| CN109211551A (en) * | 2018-09-14 | 2019-01-15 | 南京梵科智能科技有限公司 | A kind of trouble-shooter for rotating machinery |
| CN109630366A (en) * | 2018-12-10 | 2019-04-16 | 国电联合动力技术有限公司 | Low wind speed Wind turbines fixing bolt tightening state intelligent monitoring device and its method |
| CN110080951A (en) * | 2019-05-29 | 2019-08-02 | 曾杰 | Tower frame for wind generating set, tower connection monitoring method, terminal and readable storage medium storing program for executing |
| CN110304106A (en) * | 2019-06-21 | 2019-10-08 | 中国铁建重工集团股份有限公司 | Detection method, the detection system and detection device of bolt state of bolt state |
| CN111457844A (en) * | 2020-04-13 | 2020-07-28 | 上海电气风电集团股份有限公司 | Method, system, equipment and medium for detecting bolt looseness in wind driven generator |
| CN113469966A (en) * | 2021-06-25 | 2021-10-01 | 西南交通大学 | Train bolt looseness detection method based on anti-loosening line identification |
-
2015
- 2015-11-27 CN CN201520973121.4U patent/CN205142361U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106828A (en) * | 2017-12-14 | 2018-06-01 | 上海工程技术大学 | A kind of rigid contact net is bolted the detection device and detection method of state |
| CN108106828B (en) * | 2017-12-14 | 2019-11-15 | 上海工程技术大学 | A kind of rigid contact net is bolted the detection device and detection method of state |
| CN108918129A (en) * | 2018-08-02 | 2018-11-30 | 南京梵科智能科技有限公司 | A kind of intelligent apparatus of pair of slewing implementing monitoring |
| CN109163892A (en) * | 2018-09-03 | 2019-01-08 | 荆门市遥锐机电科技有限公司 | A kind of electric machine rotational axis fault monitoring system |
| CN109211551A (en) * | 2018-09-14 | 2019-01-15 | 南京梵科智能科技有限公司 | A kind of trouble-shooter for rotating machinery |
| CN109630366A (en) * | 2018-12-10 | 2019-04-16 | 国电联合动力技术有限公司 | Low wind speed Wind turbines fixing bolt tightening state intelligent monitoring device and its method |
| CN110080951A (en) * | 2019-05-29 | 2019-08-02 | 曾杰 | Tower frame for wind generating set, tower connection monitoring method, terminal and readable storage medium storing program for executing |
| CN110080951B (en) * | 2019-05-29 | 2020-04-21 | 曾杰 | Wind turbine tower, tower connection monitoring method, terminal and readable storage medium |
| CN110304106A (en) * | 2019-06-21 | 2019-10-08 | 中国铁建重工集团股份有限公司 | Detection method, the detection system and detection device of bolt state of bolt state |
| CN111457844A (en) * | 2020-04-13 | 2020-07-28 | 上海电气风电集团股份有限公司 | Method, system, equipment and medium for detecting bolt looseness in wind driven generator |
| CN113469966A (en) * | 2021-06-25 | 2021-10-01 | 西南交通大学 | Train bolt looseness detection method based on anti-loosening line identification |
| CN113469966B (en) * | 2021-06-25 | 2023-04-18 | 西南交通大学 | Train bolt looseness detection method based on anti-loosening line identification |
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Address after: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee after: Jinfeng Technology Co.,Ltd. Address before: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee before: XINJIANG GOLDWIND SCIENCE & TECHNOLOGY Co.,Ltd. |