CN102706457B - Infrared temperature measuring device based on ultrasound ranging temperature compensation - Google Patents
Infrared temperature measuring device based on ultrasound ranging temperature compensation Download PDFInfo
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- CN102706457B CN102706457B CN201210163806.3A CN201210163806A CN102706457B CN 102706457 B CN102706457 B CN 102706457B CN 201210163806 A CN201210163806 A CN 201210163806A CN 102706457 B CN102706457 B CN 102706457B
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Abstract
The invention relates to an infrared temperature measuring device based on the ultrasound ranging temperature compensation. Stepping motors in horizontal direction and vertical direction, an infrared temperature measuring unit, an ultrasound ranging module, a laser indicator and a positioning switch are arranged on a holder mechanical structure; the holder mechanical structure is connected with a calibrating module through the laser indicator and a control module; a calibrated parameter storing module, a control system and calibrating module, a system positioning interface circuit and the ultrasound ranging module are respectively connected with a central processing unit (CPU); the infrared temperature measuring unit sends the detected temperature value signal to the CPU, CPU sends the value signal to an upper computer through a wireless communication interface module. The infrared temperature measuring device can perform non-contact online temperature measurement on the to-be-tested points distributed at every position of the space; the infrared temperature measuring device is high in precision and quick in measuring speed; the structure design is reasonable, the infrared thermometer and the accurate positioning technology are combined, therefore, the online monitoring of multi-point temperature of the space is realized, and the cost is saved.
Description
Technical field
The present invention relates to the infrared temperature measurement apparatus in a kind of power equipment, be specifically related to the infrared temperature measurement apparatus of the online supersonic sounding temperature compensation of a kind of noncontact.
Background technology
Temperature means the physical quantity of interior of articles molecular motion severe degree, is one of important parameter of determining object state of matter.In electric system, most of electrical equipments all operate under the state of high-voltage large current, and in numerous power outages, because equipment local overheating causes power failure, maintenance is frequent to be occurred.The safe operation that this has not only affected equipment, has threatened public safety, and has brought great economic loss to power consumption side.If what can occur in accident is early stage, carry out in advance early warning and take measures rapidly, can effectively avoid the generation of this type of accident.Thereby in time the various tie points of high voltage alive equipment to be carried out on-line temperature monitoring and controlled be the important leverage of electric power netting safe running.
At present, thermometric for high voltage alive equipment, a kind of conventional method is that each electrical network still pastes the wax disk(-sc) of the variable color to vary with temperature what continue to use on measured point, according to wax disk(-sc) change color and thawing degree, infer contact point temperature, this method mainly relies on people's sense organ consciousness and practical experience simply to judge, accuracy is low, can not carry out Real-Time Monitoring; Another kind is that thermistor is formed to temperature sensor as temperature element, this temp measuring method wax disk(-sc) of comparing, precision increases, but complex installation process need to install in the place of each thermometric, can not carry out on-line monitoring.
Summary of the invention
The present invention will provide a kind of infrared temperature measurement apparatus based on supersonic sounding temperature compensation, this device can not only solve the technical matters of Real-Time Monitoring, and in infrared measurement of temperature process, with temperature measurer, to tested point, apart from distance, there is this problem of error in the accuracy of infrared thermometer, adopt supersonic sounding technology to obtain online testee to the distance of infrared thermometer, according to on-line measurement result, the temperature value that temperature measurer is recorded compensates or revises, eliminate the additive error that thermometric distance is brought, improve thermometric accuracy, infrared thermometer is combined with placement technology, implementation space multi-point temp on-line monitoring, saved cost.
Technical scheme of the present invention is: a kind of infrared temperature measurement apparatus based on supersonic sounding temperature compensation, comprise CPU, horizontal direction and vertical direction stepper motor, infrared measurement of temperature unit, ultrasound measurement module, wireless communication interface, calibration parameter memory module, control system and calibration module, system locating interface circuit, The Cloud Terrace physical construction, be characterized in: horizontal direction and vertical direction stepper motor are housed above The Cloud Terrace physical construction, infrared measurement of temperature unit, ultrasound measurement module, laser designator, positioning switch, The Cloud Terrace physical construction is connected with calibration module with control system by laser designator, for under the indication of visible laser, by control system and calibration module level of control motor driver and motor vertical driver, drive respectively horizontal direction and vertical direction stepper motor to carry out space orientation to measured point, and the locus of measured point is stored in calibration parameter memory module, calibration parameter memory module, control system are connected with CPU respectively with ultrasound measurement module with calibration module, system locating interface circuit, for system locating interface circuit, according to the locus coordinate of measured point, position search, and record measured point to the distance value of infrared thermometer according to ultrasound measurement module, the temperature value recording is compensated and revised, eliminate the additive error that thermometric distance is brought, infrared measurement of temperature unit is sent to CPU by the temperature value signal recording, and CPU is sent to host computer by Wireless communication interface module again.
The Cloud Terrace physical construction comprises alignment bearing, rolling bearing, annular backing plate, on, lower bottom base, side plate, bracing frame, binding, fastener, on, between lower bottom base, connect successively from bottom to up alignment bearing, rolling bearing and annular backing plate, horizontal direction stepper motor is housed above upper bed-plate, horizontal direction stepper motor is fixedly connected with upper bed-plate with annular backing plate by stepper motor securing member, above upper bed-plate, both sides are fixedly connected with respectively side plate, on the lateral surface of side plate upper end, be fixedly connected with vertical direction stepper motor, between two side plate upper ends, be connected with bracing frame, bracing frame both sides are connected with the rotating shaft of vertical direction stepper motor respectively, in the middle of above bracing frame, by binding, be fixedly connected with the infrared thermometer of infrared measurement of temperature unit, ultrasound measurement module is equipped with on side, above infrared thermometer, with fastener, be fixedly connected with laser designator, on bracing frame side plate and upper bed-plate side, positioning switch is housed respectively.
Positioning switch is bimetallic strip positioning switch, and centre is provided with insulation course, both sides metal clad sheet.
Stepper motor is that step angle is the stepper motor of 7.5 °, reduction gear ratio 1/120, and 1/4 subdivision driver is housed.
The invention has the beneficial effects as follows: the present invention adopts contactless temperature measurement on-line, and adopt the The Cloud Terrace physical construction by step motor control, guaranteed security and the convenience of operation; The stepper motor, binary search technology, the supersonic sounding technology that adopt reduction gear ratio to combine with Subdivision driving technology, carrying the high-precision while has shortened again Measuring Time; Infrared thermometer is combined with placement technology, and implementation space multi-point temp on-line monitoring, has saved cost.
Accompanying drawing explanation
Fig. 1 is control structure block diagram of the present invention;
Fig. 2 is The Cloud Terrace physical construction schematic perspective view;
Fig. 3 is the exploded view of The Cloud Terrace physical construction;
Fig. 4 is positioning switch structure cut-open view.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As shown in Figure 1 to Figure 3, infrared temperature measurement apparatus based on supersonic sounding temperature compensation of the present invention, comprise CPU, horizontal direction and vertical direction stepper motor 8,16, infrared measurement of temperature unit, ultrasound measurement module, wireless communication interface, calibration parameter memory module, control system and calibration module, system locating interface circuit, The Cloud Terrace physical construction etc.
Horizontal direction and vertical direction stepper motor 8 are housed above The Cloud Terrace physical construction, 16, infrared measurement of temperature unit, ultrasound measurement module, laser designator 12, positioning switch 9, The Cloud Terrace physical construction is connected with calibration module with control system by laser designator 12, for under the indication of visible laser, by control system and calibration module level of control motor driver and motor vertical driver, drive respectively horizontal direction and vertical direction stepper motor to carry out space orientation to measured point, and the locus of measured point is stored in calibration parameter memory module; Calibration parameter memory module, control system are connected with CPU respectively with ultrasound measurement module with calibration module, system locating interface circuit, for system locating interface circuit, according to the locus coordinate of measured point, position search, and record measured point to the distance value of infrared thermometer according to ultrasound measurement module, the temperature value recording is compensated and revised, eliminate the additive error that thermometric distance is brought, infrared measurement of temperature unit is sent to CPU by the temperature value signal recording by RS-232 communication mode, and CPU is sent to host computer by Wireless communication interface module again.
As Fig. 2, shown in 3, The Cloud Terrace physical construction comprises alignment bearing 2, rolling bearing 3, annular backing plate 4, on, lower bottom base 5,1, side plate 6, bracing frame 7, binding 11, fastener 13, on, between lower bottom base 5,1, connect successively from bottom to up alignment bearing 2, rolling bearing 3 and annular backing plate 4, upper bed-plate 5 is equipped with horizontal direction stepper motor 8 above, horizontal direction stepper motor 8 is fixedly connected with upper bed-plate 5 with annular backing plate 4 by stepper motor securing member 15, upper bed-plate 5 above both sides is fixedly connected with respectively side plate 6, on side plate 6 upper end lateral surfaces, be fixedly connected with vertical direction stepper motor 16, between two side plate 6 upper ends, be connected with bracing frame 7, bracing frame 7 both sides are connected with the rotating shaft of vertical direction stepper motor 16 respectively, bracing frame 7 is the middle infrared thermometer 10 that is fixedly connected with infrared measurement of temperature unit by binding 11 above, ultrasound measurement module 14 is equipped with on side, infrared thermometer 10 is fixedly connected with laser designator 12 with fastener 13 above, on bracing frame 7 side plates and upper bed-plate 5 sides, positioning switch 9 is housed respectively.
Slip effect due to rolling bearing 3, stepper motor 8 on upper bed-plate 5 can control that upper bed-plate 5 rotates in the horizontal direction, the stepper motor 8 on side plate 6 is controlled the bracing frame 7 that infrared thermometer 10 is housed and rotated in vertical direction, thereby realize bracing frame 7 rotates in space, infrared thermometer 10, laser designator 12, ultrasound measurement module 14 are arranged on bracing frame 7, can realize in space object under test is carried out to thermometric.Horizontal direction and vertical direction stepper motor 8,16 for step angle be the stepper motor of 7.5 °, reduction gear ratio 1/120, and 1/4 subdivision driver is housed.
As shown in Figure 4, positioning switch 9 is bimetallic strip positioning switch, and centre is provided with insulation course, both sides metal clad sheet.
Specific embodiment of the invention: first build The Cloud Terrace physical construction, under the indication of visible laser, by calibration plate level of control motor driver and motor vertical driver, space orientation is carried out in measured point, the locus of measured point is stored in calibration parameter memory module, system control cpu locating interface circuit is according to the coordinate of these points, carry out the fixed-position searching of a week, in search procedure, use placement technology accurately to locate, according to supersonic sounding technology, record the distance that a little arrives infrared thermometer, far and near according to distance, the temperature value recording is compensated and self calibration, after having searched for, infrared measurement of temperature unit is sent to CPU by temperature value by RS-232 communication mode, CPU is sent to host computer by Wireless communication interface module again, after process finishes, can to system location, calibrate by control system and calibration module.
The present invention, when the selection of stepper motor, selects the stepper motor with reduction gear ratio, uses Subdivision driving technology, improve measuring accuracy, in the present invention, employing step angle is the stepper motor of 7.5 °, reduction gear ratio 1/120, and adopt 1/4 subdivision driver, precision can reach 0.015 °, if survey 8m object under test at a distance, often give a pulse, the radian of temperature measurer rotation 2mm, accurate positioning, error is little; Adopt supersonic sounding technology to obtain online
Obtain testee to the distance of infrared thermometer, according to on-line measurement result, the temperature value that temperature measurer is recorded compensates or revises, and eliminates the additive error that thermometric distance is brought, and improves thermometric accuracy; In the process of fixed-position searching, adopt binary search technology, first make stepper motor fast turn-around to object under test, then with CPU, control subdivision driver, increase segmentation number, further improve positioning precision, in small spatial dimension, repeatedly measure the temperature of testee, and search tries to achieve maximum temperature value, as the temperature of tested point, the thermometric accuracy that improves system; System adopts bimetallic strip positioning switch, when system reset, rotating mechanism drives the Metallic rod of L-type to move to reference position, when the sheet metal of the upper switch of Metallic rod contact both sides, switch is closed, and control system stops motor and is rotated further, now be designated as the starting point that system is rotated, this special structure has been eliminated the journey error that conventional switch brings, and the Repeatability of system reset is good, improves the positioning precision of system.
The present invention can carry out noncontact temperature measurement on-line to being distributed in the tested point of each position, space, and degree of accuracy is high, and measuring speed is fast; Reasonable in design, combines infrared thermometer with placement technology, implementation space multi-point temp on-line monitoring, has saved cost.
Claims (4)
1. the infrared temperature measurement apparatus based on supersonic sounding temperature compensation, comprises CPU, horizontal direction and vertical direction stepper motor (8,16), infrared measurement of temperature unit, ultrasound measurement module, wireless communication interface, calibration parameter memory module, control system and calibration module, system locating interface circuit and The Cloud Terrace physical construction, is characterized in that: the stepper motor (8,16) for horizontal direction and vertical direction adjustment is housed respectively above described The Cloud Terrace physical construction, infrared measurement of temperature unit, ultrasound measurement module, laser designator (12) and positioning switch (9), described The Cloud Terrace physical construction is connected with calibration module with control system by laser designator (12), for under the indication of visible laser, by control system and calibration module level of control motor driver and motor vertical driver, drive respectively horizontal direction and vertical direction stepper motor (8,16) space orientation is carried out in measured point, and the locus of measured point is stored in calibration parameter memory module, described calibration parameter memory module, control system are connected with CPU respectively with ultrasound measurement module with calibration module, system locating interface circuit, for system locating interface circuit, according to the locus coordinate of measured point, position search, and record measured point to the distance value of infrared thermometer according to ultrasound measurement module, the temperature value recording is compensated and revised, eliminate the additive error that thermometric distance is brought, infrared measurement of temperature unit is sent to CPU by the temperature value signal recording, and CPU is sent to host computer by Wireless communication interface module again.
2. the infrared temperature measurement apparatus based on supersonic sounding temperature compensation according to claim 1, it is characterized in that: described The Cloud Terrace physical construction comprises alignment bearing (2), rolling bearing (3), annular backing plate (4), on, lower bottom base (5, 1), side plate (6), bracing frame (7), binding (11), fastener (13), on described, lower bottom base (5, 1) between, connect successively from bottom to up alignment bearing (2), rolling bearing (3) and annular backing plate (4), upper bed-plate (5) is equipped with horizontal direction stepper motor (8) above, horizontal direction stepper motor (8) is fixedly connected with upper bed-plate (5) with annular backing plate (4) by stepper motor securing member (15), upper bed-plate (5) above both sides is fixedly connected with respectively side plate (6), on the lateral surface of side plate (6) upper end, be fixedly connected with vertical direction stepper motor (16), two side plates (6) are connected with bracing frame (7) between upper end, bracing frame (7) both sides are connected with the rotating shaft of vertical direction stepper motor (16) respectively, bracing frame (7) is the middle infrared thermometer (10) that is fixedly connected with infrared measurement of temperature unit by binding (11) above, ultrasound measurement module (14) is equipped with on side, infrared thermometer (10) uses fastener (13) to be fixedly connected with laser designator (12) above, on bracing frame (7) side plate and upper bed-plate (5) side, positioning switch (9) is housed respectively.
3. the infrared temperature measurement apparatus based on supersonic sounding temperature compensation according to claim 1, is characterized in that: described positioning switch (9) is bimetallic strip positioning switch, and centre is provided with insulation course (20), both sides metal clad sheets (21).
4. the infrared temperature measurement apparatus based on supersonic sounding temperature compensation according to claim 1, it is characterized in that: described horizontal direction and vertical direction stepper motor (8,16) for step angle, be the stepper motor of 7.5 °, reduction gear ratio 1/120, and 1/4 subdivision driver is housed.
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| CN201210163806.3A CN102706457B (en) | 2012-05-24 | 2012-05-24 | Infrared temperature measuring device based on ultrasound ranging temperature compensation |
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| CN201210163806.3A CN102706457B (en) | 2012-05-24 | 2012-05-24 | Infrared temperature measuring device based on ultrasound ranging temperature compensation |
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| CN102706457A CN102706457A (en) | 2012-10-03 |
| CN102706457B true CN102706457B (en) | 2014-02-26 |
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| CN104634456B (en) * | 2015-02-25 | 2017-06-23 | 上海电力学院 | Scan-type infrared temperature measurement system deviates the autonomous calibration method of preset monitoring point |
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| CN111579086A (en) * | 2020-05-18 | 2020-08-25 | 成都电科慧安科技有限公司 | Remote infrared temperature measurement precision correction method based on distance compensation |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1538431A1 (en) * | 2003-12-02 | 2005-06-08 | White Box Inc. | Infrared thermometers |
| CN101650224B (en) * | 2009-09-18 | 2012-02-22 | 国网电力科学研究院武汉南瑞有限责任公司 | Mobile infrared thermal image on-line detection system for electric equipment |
| CN202066594U (en) * | 2011-03-18 | 2011-12-07 | 广东电网公司东莞供电局 | Power transformation equipment temperature measuring scanning device |
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2012
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