CN2373783Y - Telethermometer for contact temperature - Google Patents
Telethermometer for contact temperature Download PDFInfo
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- CN2373783Y CN2373783Y CN 99210482 CN99210482U CN2373783Y CN 2373783 Y CN2373783 Y CN 2373783Y CN 99210482 CN99210482 CN 99210482 CN 99210482 U CN99210482 U CN 99210482U CN 2373783 Y CN2373783 Y CN 2373783Y
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Abstract
The utility model discloses a remote detecting device. The utility model uses the color of temperature sensitive materials, which changes along with temperature rise, as test characteristics. The utility model is composed of a target, a color video camera, a presetting head, and an image processing and recognition device. The video camera records temperature rise information on the target, then the temperature rise information is identified, recognized, processed, and measured by the utility model, and alarm is output when necessary. The utility model solves the problem of difficult automatic, omnibearing, and real time measurement existing in the temperature remote detecting devices of the same kind. The utility model is particularly suitable for detection occasions with high requirements for degree of automation, for example, occasions of high altitude electric power transmission and distribution, large electric power control devices, and electric power equipment for nuclear power.
Description
The utility model relates to the temperature survey based on physics or chemical change, specifically is used for the telemetering device of object temperature temperature rise.
Any physical phenomenon relevant with temperature variation or chemical phenomenon can be used to the foundation as detected temperatures.At present, the detection for the contact temperature rise in the power equipment is still carried out to many in the approaching mode of measuring, and is undoubtedly a large order for the high-order measuring point thermometric of outdoor converting equipment, and is difficult to obtain automatic, comprehensive, real-time measurement result.
The purpose of this utility model is to propose to utilize a kind of contact temperature telemetering device of the temperature sensitive variation principle formation of material, it utilizes the camera head of existing multi-faceted monitoring usefulness and the means of computer image treatment, solves above-mentioned automatic, comprehensive, real-time remote temperature sensing problem.
The utility model is formed a device based on utilizing existing equipment to carry out applied in any combination, the information of correspondence that the temperature sensitive look that the measured object target site is adhered to becomes the target surface when changing with contact temperature, the variation that comprises brightness, saturation degree, hue information is relatively judged dynamically and is measured.
Contact temperature pick-up unit of the present utility model is characterized in that it is provided with: the target that is attached to single or two the adjacent settings that formed by temperature sensitive look change material on the measured object target site by the heat conduction way of contact; One receives the color image pickup apparatus that the target temperature information is used, and camera head is installed on the The Cloud Terrace that has the orientation presetter device; With one be used to dock the breath of collecting mail and carry out analyzing and processing and output alarm signal or carry out Flame Image Process, the recognition device of signal; Be provided with stube cable between color image pickup apparatus and Flame Image Process, recognition device.
Said The Cloud Terrace is the comprehensive The Cloud Terrace that presets, and is connected in the Flame Image Process recognition device and is undertaken by its microcomputer interface that the orientation presets and regularly scan round.
Because the utility model adopts the shooting mode to receive, can be to different distances, an above target measuring point of different azimuth carries out automatic reception, by presetting the sequential scanning target, handle, discern by microcomputer, measure at last, regularly periodic duty, and as required measurement result output is shown or warning.Its alarm threshold value is also set easily.It is convenient that this automatic detection mode is measured than the device of proximity, also the plant automation degree height of measuring than infrared ray.It can obviously be raised the efficiency, and reduces labor intensity, and improves the objectivity of data acquisition.
The embodiment that provides below in conjunction with accompanying drawing is illustrated.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is Flame Image Process, identification process block diagram.
Referring to accompanying drawing.Among Fig. 1,1a, 1b represent two targets that the next-door neighbour is provided with of target measuring point on the detected object, the target of being made by temperature sensitive look change material is the paster style, as adopt BD type temperature indicating to write down label, be cut into definite shape and delete the choosing judgement automatically, also can adopt the target device of other style or adopt same substance to paint the coating that certain determines shape with the system of being convenient to.Colour TV camera 2 is as information receiving device, upwards is fixed on buildings or the fixing member effectively to utilize the space by The Cloud Terrace 3.The target of target measuring point should be included in the visual field of video camera, so that the picked-up target when being positioned at the appointed area of visual field central authorities, can reducing calculated amount and improve precision.Measuring point is multiple spot generally speaking, and is space distribution, and at this moment, used The Cloud Terrace need carry out omnibearing spacescan location.Japan produces NatureMD-1200P type colour TV camera, have and preset comprehensive scanning The Cloud Terrace, and its keyboard that presets by wearing can directly carry out.Generally The Cloud Terrace is preset and controls The Cloud Terrace and carry out autoscan by computer interface.The 4th, tie cable.Flame Image Process, recognition device 5 and color image pickup apparatus 2 are connected.The 6th, alarm bell is used for audible alarm.Flame Image Process, recognition device can be the computing machines that image pick-up card and processing controls software are housed.
Fig. 2 has provided Flame Image Process, the theory diagram of recognition device in the color detection flow process.
Relevant image process method sees publishing house of Zhejiang University version " Computer Image Processing " book for details.As shown in the figure, Flame Image Process, recognition system are by microcomputer interface switching controls video camera, make it aim at tested target, colour TV camera absorbs temperature sensitive look and becomes material target image, outputting video signal is sent to the image pick-up card of device, the microprocessor of device obtains red (R), green (G), blue (B) color digital image data from image pick-up card, handles subsequently, discerns.Since may include in the image of picked-up target inside and outside mix content, also include noise signal at random, need be handled filtering, can choose the certain size zone that comprises target in the image when handling carries out, choosing and can artificially specifying of zone also can be passed through shape, method for color matching realization.For selected zone, R, G, B value according to a certain pixel in the zone judge whether this color meets the requirements, if this point of mark then, carry out in proper order, institute is somewhat processed in this zone, be labeled sum a little in the last statistical regions, this number is compared with pixel sum in the zone, if show then that greater than certain thresholding corresponding target has reached the alarm threshold value temperature, reported to the police by the computing machine output alarm signal this moment, otherwise forward to next target measuring point is measured, process is identical, has surveyed whole measuring points in turn.Turn back to first original measuring point again and begin to measure for the second time, successively continuously endlessly.
Continuous working or timing working owing to just can circulate after once setting starts to work, in the example of historical facts or anecdotes border, can change into being provided with and use switch presetting keyboard, or directly data are loaded on Flame Image Process, in the identification microcomputer device system, remove keyboard then, can make device more succinct like this.This device is provided with and the course of work is summarized as follows: 1, at first, by shown in Figure 1 system and device is placed; 2, the initial position of setting color video camera, and one by one the dimensional orientation coordinate at the target place of target measuring point is preset by keyboard; 3, follow procedure is set sequential working, drives colour TV camera by The Cloud Terrace and scans one by one, aims at according to setting order and position, measured point, space; 4, the temperature information on the received target enters microcomputer, by image pick-up card, enters image processing system, makes mensuration one by one, till last measuring point is finished mensuration; 5, colour TV camera is got back to starting point automatically, carries out the scanning and the mensuration of next round, goes round and begins again, and realizes that automatic dynamic detects test.
Claims (2)
1, a kind of contact temperature pick-up unit is characterized in that it is provided with: the target (1 that is attached to single or two the adjacent settings that formed by temperature sensitive look change material on the measured object target site by the heat conduction way of contact
a, 1
b); One receives the color image pickup apparatus (2) that the target temperature information is used, and camera head is installed on the The Cloud Terrace (3) that has the orientation presetter device; With one be used to dock the breath of collecting mail and carry out analyzing and processing and output alarm signal or carry out Flame Image Process, the recognition device (5) of signal; Be provided with stube cable (4) between color image pickup apparatus (2) and Flame Image Process, identification microcomputer device (5).
2, contact temperature telechiric device as claimed in claim 1 is characterized in that said The Cloud Terrace (3) is the comprehensive The Cloud Terrace that presets, and is connected in Flame Image Process recognition device (5) and is undertaken by its microcomputer interface that the orientation presets and regularly scan round.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99210482 CN2373783Y (en) | 1999-05-13 | 1999-05-13 | Telethermometer for contact temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99210482 CN2373783Y (en) | 1999-05-13 | 1999-05-13 | Telethermometer for contact temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2373783Y true CN2373783Y (en) | 2000-04-12 |
Family
ID=34003627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99210482 Expired - Fee Related CN2373783Y (en) | 1999-05-13 | 1999-05-13 | Telethermometer for contact temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2373783Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280144A (en) * | 2013-07-02 | 2015-01-14 | 洛克威尔自动控制技术股份有限公司 | System and method for remotely monitoring temperature of electrical component |
| WO2017011928A1 (en) * | 2015-07-23 | 2017-01-26 | Asesorias Y Servicios Innovaxxion Spa | Heat-sensitive cover for electrolytic cells |
| CN107255974A (en) * | 2017-07-11 | 2017-10-17 | 河北鸿伟翔雁节能科技有限公司 | Intelligent partition time-sharing control system with remote control |
-
1999
- 1999-05-13 CN CN 99210482 patent/CN2373783Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280144A (en) * | 2013-07-02 | 2015-01-14 | 洛克威尔自动控制技术股份有限公司 | System and method for remotely monitoring temperature of electrical component |
| WO2017011928A1 (en) * | 2015-07-23 | 2017-01-26 | Asesorias Y Servicios Innovaxxion Spa | Heat-sensitive cover for electrolytic cells |
| CN107255974A (en) * | 2017-07-11 | 2017-10-17 | 河北鸿伟翔雁节能科技有限公司 | Intelligent partition time-sharing control system with remote control |
| CN107255974B (en) * | 2017-07-11 | 2019-05-21 | 河北庚源采暖设备有限公司 | With the Intelligent partition time-sharing control system remotely controlled |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |