CN204666258U - A kind of WSN bus temperature pick-up unit based on infrared imaging - Google Patents
A kind of WSN bus temperature pick-up unit based on infrared imaging Download PDFInfo
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- CN204666258U CN204666258U CN201520232997.3U CN201520232997U CN204666258U CN 204666258 U CN204666258 U CN 204666258U CN 201520232997 U CN201520232997 U CN 201520232997U CN 204666258 U CN204666258 U CN 204666258U
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- infrared thermoviewer
- infrared
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Abstract
The utility model discloses a kind of WSN bus temperature pick-up unit based on infrared imaging, and being fixedly connected with universal stage immediately below infrared thermoviewer, is motor immediately below universal stage, and the output shaft of motor is fixedly connected with integral with the center of universal stage; MCU control circuit box is placed on the rear side of infrared thermoviewer and universal stage, and bar antenna is established at MCU control circuit box top; The below of MCU control circuit box arranges accumulator; MCU control unit, wireless module, storage battery power supply module and image acquisition compression module is provided with in MCU control circuit box, MCU control unit is connected to motor, wireless module, storage battery power supply module and image acquisition compression module, image acquisition compression module is connected to infrared thermoviewer, during detection, bus is positioned at the dead ahead aligning camera lens of accurate infrared thermoviewer, realize bus temperature non-cpntact measurement, not only avoid high_voltage isolation and the high problem of receiving sensor environment temperature, and can not electromagnetic interference (EMI) be subject to.
Description
Technical field
The utility model belongs to bus monitoring field, particularly a kind of bus temperature pick-up unit.
Background technology
Along with modernization construction paces are accelerated, industry and electricity consumption of resident increase sharply, and bus main line replaces traditional distribution cable with superior function, is widely used in the places such as electric substation, factory floor and heavy construction.But bus is due to own structural characteristics, serviceability temperature influence is comparatively large, particularly busbar joint, often generate heat because contact resistance is excessive, cause insulating material to destroy and even puncture, run to power system stability and bring huge hidden danger, therefore, bus temperature detects and seems most important.
Current high pressure is defeated, the temperature checking method of converting equipment mainly contains artificial per-spot way, optical fiber type thermometry.Artificial per-spot way is the method that busbar joint temperature survey mainly uses, need staff with infrared type temperature measurer to busbar joint pointwise thermometric, the method can meet the requirement of monitor temperature under the environment such as high voltage, big current, highfield substantially, but this method labour intensity is large, dispersiveness is high, efficiency is low, temperature is a process constantly raised, hot stall there is certain contingency with intermittent, therefore artificial per-spot way is difficult to Timeliness coverage potential faults, and test leakage, wrong report phenomenon are serious.Optical fiber type thermometry check point is continuous, avoids high-low voltage conversion, and not by the interference of electromagnetic field, but its fibre circuit is complicated, and surface is easily polluted, and changes difficulty.
Summary of the invention
The purpose of this utility model is to avoid weak point of the prior art, there is provided a kind of and can substitute artificial pointwise thermometric and the relatively simple WSN bus temperature pick-up unit based on infrared imaging of structure comprehensively, adopt infrared thermoviewer, utilize scan mode to realize bus temperature to detect, energy Timeliness coverage potential faults, not by electromagnetic interference (EMI), safe and reliable.
The technical solution adopted in the utility model is: the utility model comprises infrared thermoviewer and control circuit box, the dead ahead of infrared thermoviewer is camera lens, universal stage is fixedly connected with immediately below infrared thermoviewer, be motor immediately below universal stage, the output shaft of motor is fixedly connected with integral with the center of universal stage; MCU control circuit box is placed on the rear side of infrared thermoviewer and universal stage, and bar antenna is established at MCU control circuit box top; The below of MCU control circuit box arranges accumulator; MCU control unit, wireless module, storage battery power supply module and image acquisition compression module is provided with in MCU control circuit box, MCU control unit is connected to motor, wireless module, storage battery power supply module and image acquisition compression module, image acquisition compression module is connected to infrared thermoviewer, wireless module connects bar antenna, storage battery power supply model calling accumulator; During detection, bus is positioned at the dead ahead aligning camera lens of accurate infrared thermoviewer.
Compared with the prior art, tool has the following advantages the utility model:
1, the utility model adopts rotatable infrared thermoviewer, realizes bus temperature non-cpntact measurement, belongs to a kind of Non-contact Infrared Temperature Measurement, not only avoids high_voltage isolation and the high problem of receiving sensor environment temperature, and can not be subject to electromagnetic interference (EMI); Compared to artificial pointwise thermometry, can improve bus temperature detection efficiency, work efficiency improves greatly.
2, the utility model combining wireless sensing network (WSN) technology, realize wireless type bus temperature to detect, thus without the need to considering wiring problem, can to multizone combined monitoring, be conducive to Timeliness coverage bus-bar fault, reduce the loss, not only reduce expenses, installation and maintenance are simple, it is little to take up room, and staff's long-term work also can be avoided to damage health under strong electromagnetic environment.
3, the utility model adopts maintenance-free battery to power, and can realize long-time power supply, thus avoid frequent charge, maintenance issues, effectively reduce costs.
Accompanying drawing explanation
Fig. 1 is the stereographic map of a kind of WSN bus temperature pick-up unit based on infrared imaging of the utility model.
Fig. 2 is that the utility model carries out the use layout of temperature detection to bus;
Fig. 3 is control circui block diagram of the present utility model.
The sequence number of each parts and title in accompanying drawing: 1. bus; 2. camera lens; 3. infrared thermoviewer; 4. coupling bolt; 5.MCU control circuit box; 6. bar antenna; 7. wall; 8. support; 9. universal stage; 10. motor output shaft; 11. motors; 12. horizontal stands; 13. firm bankings; 14. set bolts; 15. maintenance-free batteries; 16. cylinder connecting links; 17. handles; 18. infrared imaging temperature measuring devices; 19. terminal node devices; 20. base box.
Embodiment
See Fig. 1, the utility model comprises infrared thermoviewer 3, control circuit box 5 etc., and camera lens 2 is installed in the dead ahead of infrared thermoviewer 3, and being fixedly connected with universal stage 9 immediately below infrared thermoviewer 3, is motor 11 immediately below universal stage 9.Infrared thermoviewer 3 left and right sides is all fixed on directly over universal stage 9 by coupling bolt 4 and support 8, and retains certain gap between infrared thermoviewer 3 and universal stage 9, and two side stands 8 are fixed on universal stage 9 side by coupling bolt 4.MCU control circuit box 5 is placed on the rear side of infrared thermoviewer 3 and universal stage 9, and bar antenna 6 is installed at MCU control circuit box 5 top, and bar antenna 6 is stretched out from MCU control circuit box 5 top.The output shaft 10 of motor 11 is fixedly connected with integral with the center of universal stage 9, when motor 11 rotates, its output shaft 10 also rotates thereupon, makes universal stage 9 drive infrared thermoviewer 3 also and then to rotate, the sensing of the camera lens 2 of final change infrared thermoviewer 3, realizes scanning the multizone of bus.
In the below of MCU control circuit box 5, non-maintaining accumulator 15 is set.It is inner that accumulator 15 and motor 11 are all placed in base box 20.Accumulator 15 is positioned over the inner back side of base box 20, and accumulator 15 is powered for giving whole pick-up unit.The housing of motor 11 is fixed on the front side of base box 20 interior bottom wall by firm banking 13 and set bolt 14, the output shaft 10 of motor 11 protrudes upward base box 20 top and is fixedly connected on universal stage 9 center.MCU control circuit box 5 is fixedly mounted on base box 20 end face by set bolt 14.Base box 20 lies in a horizontal plane in above horizontal stand 12.Base box 20 is made up of stainless steel material.The back side edge of cylinder connecting link 16 front end and base box 20 is integrally welded, and the rear end of cylinder connecting link 16 is then embedded in vertical wall 7, and the back side edge of horizontal stand 12 is also embedded in wall 7 in the same way.
For can regularly charge by accumulators 15, the left side wall of base box 20 or right side wall are arranged to openable door, fit a handle on a door 17, pull the door open to facilitate accumulator 15 to charge by handle 17.
See Fig. 2, when bus temperature is detected, bus 1 is positioned at the dead ahead of accurate infrared thermoviewer 3, staggered relatively with infrared thermoviewer 3, aim at the camera lens 2 of infrared thermoviewer 3, make bus 1 be full of the visual field of infrared thermoviewer 3.Due to the angle limitations of infrared thermoviewer 3, whole buses 1 of each plant area cannot be measured, therefore the number N of pick-up unit shown in the Fig. 1 that can determine required for each plant area according to actual conditions.The bus ranges that each infrared thermoviewer 3 can scan is as follows: the section start of bus 1 is A, and end is B.Suppose that the angle between A and B is Φ degree, the visual angle of the camera lens 2 of infrared thermoviewer 3 is θ degree, and the length between A and B is D, and the bus overall length of each plant area is L, then the number N=L/D of pick-up unit.Because camera lens 2 initial position aims at the section start A of bus 1, then when bus end B aimed at by camera lens 2, the number of times that motor 11 rotates is M=(Φ/θ)-1.
See Fig. 3, in MCU control circuit box 5, be provided with MCU control unit, wireless module, storage battery power supply module and image acquisition compression module.MCU control unit is connected to motor 11, wireless module, storage battery power supply module and image acquisition compression module, and MCU control unit is connected to infrared thermoviewer 3 by image acquisition compression module, is connected to bar antenna 6 by wireless module, by storage battery power supply model calling accumulator 15.
MCU control unit controls motor 11 and rotates, and it is once θ degree that motor 11 rotates, and then the camera lens 2 changing infrared thermoviewer 3 points to.The number of times of the rotation of motor 11 is added up by MCU control unit, when motor 11 number of revolutions is less than M, namely show that camera lens 2 does not also have aligned end place B, when motor 11 number of revolutions is M=(Φ/θ)-1 time, judge that bus end B aimed at by camera lens 2.
After utilizing infrared thermoviewer 3 to gather the heat picture in the region of the bus 1 pointed by camera lens 2, picture is outputted to image acquisition compression module, picture is compressed, obtain the picture format that MCU control unit can identify, picture after compression outputs to MCU control unit, obtains the maximum temperature data corresponding to this picture and store this data by MCU control unit process.After infrared thermoviewer 3 has all scanned the region that can scan, and after obtaining total data maximum temperature data, MCU control unit controls wireless module and whole temperature data is sent to terminal upper computer through bar antenna 6, is correspondingly processed to the temperature data received by host computer.
Claims (5)
1. the WSN bus temperature pick-up unit based on infrared imaging, comprise infrared thermoviewer (3) and control circuit box (5), the dead ahead of infrared thermoviewer (3) is camera lens (2), it is characterized in that: immediately below infrared thermoviewer (3), be fixedly connected with universal stage (9), be motor (11) immediately below universal stage (9), the output shaft (10) of motor (11) is fixedly connected with integral with the center of universal stage (9); MCU control circuit box (5) is placed on the rear side of infrared thermoviewer (3) and universal stage (9), and bar antenna (6) is established at MCU control circuit box (5) top; The below of MCU control circuit box (5) arranges accumulator (15); MCU control unit, wireless module, storage battery power supply module and image acquisition compression module is provided with in MCU control circuit box (5), MCU control unit is connected to motor (11), wireless module, storage battery power supply module and image acquisition compression module, image acquisition compression module is connected to infrared thermoviewer (3), wireless module connects bar antenna (6), storage battery power supply model calling accumulator (15); During detection, bus (1) is positioned at dead ahead aligning camera lens (2) of accurate infrared thermoviewer (3).
2. a kind of WSN bus temperature pick-up unit based on infrared imaging according to claim 1, it is characterized in that: it is inner that accumulator (15) and motor (11) are all placed in base box (20), accumulator (15) is positioned over the inner back side of base box (20), and the housing of motor (11) is fixedly connected on the front side of base box (20) interior bottom wall by firm banking (13) and set bolt (14); MCU control circuit box (5) is fixedly located on base box (20) end face by set bolt (14).
3. a kind of WSN bus temperature pick-up unit based on infrared imaging according to claim 2, is characterized in that: base box (20) lies in a horizontal plane in horizontal stand (12) top, and the back side edge of horizontal stand (12) is embedded in vertical wall (7); The back side edge of cylinder connecting link (16) front end and base box (20) is integrally welded, and the rear end of cylinder connecting link (16) is embedded in wall (7).
4. a kind of WSN bus temperature pick-up unit based on infrared imaging according to claim 1, is characterized in that: left side wall or the right side wall of base box (20) arrange openable door, and door is provided with handle (17).
5. a kind of WSN bus temperature pick-up unit based on infrared imaging according to claim 1, it is characterized in that: infrared thermoviewer (3) left and right sides is all fixed on directly over universal stage (9) by coupling bolt (4) and support (8), leaves gap between infrared thermoviewer (3) and universal stage (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520232997.3U CN204666258U (en) | 2015-04-17 | 2015-04-17 | A kind of WSN bus temperature pick-up unit based on infrared imaging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520232997.3U CN204666258U (en) | 2015-04-17 | 2015-04-17 | A kind of WSN bus temperature pick-up unit based on infrared imaging |
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| CN204666258U true CN204666258U (en) | 2015-09-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717154A (en) * | 2018-04-20 | 2018-10-30 | 国家电网公司 | Switchgear On-line Discharge monitor |
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2015
- 2015-04-17 CN CN201520232997.3U patent/CN204666258U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717154A (en) * | 2018-04-20 | 2018-10-30 | 国家电网公司 | Switchgear On-line Discharge monitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210520 Address after: No. 508, GANGLONG Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province, 212200 Patentee after: Jiangsu Yineng Bus Co.,Ltd. Address before: No. 508, riverside industrial concentration zone, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU YINONE ELECTRIC Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 508, GANGLONG Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province, 212200 Patentee after: Eaton bus (Jiangsu) Co.,Ltd. Address before: No. 508, GANGLONG Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province, 212200 Patentee before: Jiangsu Yineng Bus Co.,Ltd. |