CN201535694U - Infrared on-line temperature monitor for high voltage switch cabinet - Google Patents
Infrared on-line temperature monitor for high voltage switch cabinet Download PDFInfo
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- CN201535694U CN201535694U CN2009200341778U CN200920034177U CN201535694U CN 201535694 U CN201535694 U CN 201535694U CN 2009200341778 U CN2009200341778 U CN 2009200341778U CN 200920034177 U CN200920034177 U CN 200920034177U CN 201535694 U CN201535694 U CN 201535694U
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- temperature
- switch cabinet
- line monitoring
- infrared
- tension switch
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Abstract
An infrared on-line temperature monitor for a high voltage switch cabinet comprises a temperature collection device, a temperature data display device and a power supply device which are connected with a data processing device; the temperature collection device adopts a non-contact infrared probe of which the range of temperature measurement is 0 DEG C to 350 DEG C; and the data processing device comprises a processor which converts temperature analog signals collected by the infrared probe into digital signals and transmits the signals to a digital display device for displaying. In the utility model, non-contact probe temperature measurement is adopted, so bad effect caused by the contact with high voltage is avoided effectively, and the reliability of temperature monitoring is improved. The infrared on-line temperature monitor is suitable for monitoring the temperature of various high voltage switch cabinets on line.
Description
Technical field
The utility model relates to a kind of on-line monitoring instrument, is specifically related to a kind of high-tension switch cabinet infrared temperature on-line monitoring instrument.
Background technology
Along with the modernization development of scientific-technical progress and industrial or agricultural, power consumption significantly rises, and mains supply security, reliability have been proposed more and more higher requirement.Closed high-tension switch cabinet is as important power equipment, and the normal electricity supply of enterprise is played crucial effects.The failure rate of the heating aspect that big electric current cabinet a variety of causes in service causes is high always, high-current switch causes that because of inside contact loose contact hyperthermia and superheating the switch cubicle action is malfunctioning, burst is cut off the power supply even the accident of burning of catching fire happens occasionally, and brings immeasurable economic loss to enterprise in operational process.For this reason, solve the problems of excessive heat that the loose contact of closed high-tension switch cabinet contact causes, be the problem that presses for solution of the power equipment department of electric power enterprise and other enterprises always.Effective method is exactly that the temperature of high-tension switch cabinet contact is carried out on-line monitoring.
Present most of on-line temperature monitoring is a contact type temperature sensor, and is subjected to the influence of high pressure bigger as the sensor of core component, the on-line monitoring poor reliability; Secondly, present on-line monitoring is used switch cubicle autonomous induction power supply, and this power supply prerequisite to be switch have bigger working current, otherwise working power is bad, causes temperature measurement error bigger.So present on-line monitoring instrument has very big defective when practical application.
Summary of the invention
The purpose of this utility model is to provide a kind of advanced person's high-tension switch cabinet infrared temperature on-line monitoring instrument, its solved in the background technology can't be effectively to high-tension switch cabinet working contact temperature carry out reliably, the technical matters of on-line monitoring accurately.
The technical solution of the utility model is:
A kind of high-tension switch cabinet infrared temperature on-line monitoring instrument, comprise the temperature collecting device, data presentation device and the supply unit that are connected with data processing equipment, its special character is: described temperature collecting device is contactless infrared probe, and the temperature-measuring range of described infrared probe is 0 ℃～350 ℃; Described data processing equipment comprises a processor, and this processor converts the temperature analog signal of infrared probe collection to digital signal, and is transferred to the numeric display unit demonstration.
Above-mentioned data processing equipment also connects a warning device, and described warning device comprises a switch, and when dut temperature exceeded the safe temperature scope that sets, described switch closure was connected warning device and reported to the police.
Above-mentioned infrared probe is a plurality of, generally is six, monitors high-tension switch cabinet A, B, C three-phase six contact conditions that temperature spot reflected in contact place up and down respectively.
It is to realize by the ADC chip that is arranged in the processor that the said temperature analog signal conversion becomes digital signal.
Above-mentioned warning device comprises that one is used to be provided with the key that is provided with of safe temperature scope.
The mode that above-mentioned warning device is reported to the police is that the buzzing warning is or/and the pilot lamp warning.
Above-mentioned buzzing is reported to the police and can be sent the masking instruction cancellation.
Above-mentioned processor also comprises a communication interface, can be connected with the pulpit computer by this communication interface, realizes remote monitoring.
Above-mentioned communication interface is the RS-485 interface, can realize that data transmit at a distance.
Above-mentioned contactless infrared probe is surveyed the busbar near the position of contact.
Advantage of the present utility model is:
1, the probe contactless temperature-measuring effectively avoids contacting with high pressure the harmful effect that brings;
2, Xian Jin circuit design improves the reliability of temperature monitoring greatly.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model data processing equipment circuit theory diagrams.
Embodiment
Referring to Fig. 1 and Fig. 2, a kind of high-tension switch cabinet infrared temperature on-line monitoring instrument, comprise the temperature collecting device 2, numeric display unit 3 and the power supply 4 that are connected with data processing equipment 1, temperature collecting device 2 is contactless infrared probe, and its temperature-measuring range is 0 ℃～350 ℃; Data processing equipment 1 comprises a processor 11, and this processor 11 converts the temperature analog signal of infrared probe collection to digital signal, and is transferred to numeric display unit 3 demonstrations; Data processing equipment 1 also connects a warning device 5, and warning device 5 comprises a switch 51, and when dut temperature exceeded the safe range of setting, switch 51 closures were connected warning device 5 and reported to the police; Infrared probe is six, detects A, B, C three-phase turnover busbar respectively near the temperature of contact; It is to realize by the ADC chip that is arranged in the processor 11 that temperature analog signal converts digital signal to; Warning device 5 comprise one be used to be provided with safe range key 52 is set; The mode that warning device is reported to the police is that buzzing warning and pilot lamp are reported to the police, and wherein buzzing is reported to the police and can be sent the masking instruction cancellation; Processor 11 also comprises a communication interface 110, can be connected with the pulpit computer by this communication interface 110, realizes remote monitoring, and communication interface 110 is the RS-485 interface.
Contactless infrared probe sensing point is near the busbar at contact position.
During work, contactless infrared probe is surveyed A, B, the C three-phase is near the temperature of contact place turnover busbar, obtain temperature analog signal, and be transferred on the processor 11 of data processing equipment 1, processor 11 realizes that by the ADC chip that is arranged in the processor 11 temperature analog signal converts digital signal to, and be transferred to numeric display unit 3 and show, processor 11 judges whether the value of dut temperature exceeds the preset value of warning device 5 in this process, if exceed preset value, command switch 51 closures then, connect warning device 5 and report to the police, send the flicker of buzzing warning and pilot lamp simultaneously and report to the police.The utility model can also can be connected with the pulpit computer by the RS-485 interface that is arranged on the processor 11, realizes remote monitoring.
Installation of the present utility model is as follows:
Suitable vacant place opens one 160 * 90 rectangle window at the switch cubicle backplate, installs emptyly according to the taper that to open four diameters be 5mm of mounting hole on the products panel, with flat head screw product is installed on the switch cabinet panel; Six probes are aimed at switch A, B, C three-phase turnover busbar respectively to be installed on the paranotum of switch cubicle line row back the most nearby apart from contact; each probe mounting mode is to open the hole that diameter is 12mm at the corresponding mounting points of backboard place, screws down after the protection tube of will popping one's head in penetrates to get final product.
Claims (8)
1. high-tension switch cabinet infrared temperature on-line monitoring instrument, comprise the temperature collecting device, numeric display unit and the supply unit that are connected with data processing equipment, it is characterized in that: described temperature collecting device is contactless infrared probe, and the temperature-measuring range of described infrared probe is 0 ℃～350 ℃; Described data processing equipment comprises a processor, and this processor converts the temperature analog signal of infrared probe collection to digital signal, and is transferred to the numeric display unit demonstration.
2. according to the described high-tension switch cabinet infrared temperature of claim 1 on-line monitoring instrument, it is characterized in that: described data processing equipment also connects a warning device, and described warning device comprises a switch, when dut temperature exceeds the setting safe range, described switch closure is connected warning device and is reported to the police.
3. according to claim 1 or 2 described high-tension switch cabinet infrared temperature on-line monitoring instrument, it is characterized in that: described infrared probe is a plurality of.
4. according to the described high-tension switch cabinet infrared temperature of claim 3 on-line monitoring instrument, it is characterized in that: it is to realize by the ADC chip that is arranged in the processor that described temperature analog signal converts digital signal to.
5. according to the described high-tension switch cabinet infrared temperature of claim 4 on-line monitoring instrument, it is characterized in that: described warning device comprises that one is used to be provided with the key that is provided with of safe range.
6. according to the described high-tension switch cabinet infrared temperature of claim 5 on-line monitoring instrument, it is characterized in that: the mode that described warning device is reported to the police is that the buzzing warning is or/and the pilot lamp warning.
7. according to the described high-tension switch cabinet infrared temperature of claim 6 on-line monitoring instrument, it is characterized in that: described processor also comprises a communication interface, can be connected with the pulpit computer by this communication interface, realizes remote monitoring.
8. according to the described high-tension switch cabinet infrared temperature of claim 7 on-line monitoring instrument, it is characterized in that: described communication interface is the RS-485 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200341778U CN201535694U (en) | 2009-08-10 | 2009-08-10 | Infrared on-line temperature monitor for high voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200341778U CN201535694U (en) | 2009-08-10 | 2009-08-10 | Infrared on-line temperature monitor for high voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201535694U true CN201535694U (en) | 2010-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200341778U Expired - Fee Related CN201535694U (en) | 2009-08-10 | 2009-08-10 | Infrared on-line temperature monitor for high voltage switch cabinet |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915619A (en) * | 2010-08-13 | 2010-12-15 | 深圳市豪恩安全科技有限公司 | Infrared test platform based waveform processing method, system and infrared test platform |
| CN103234639A (en) * | 2013-04-13 | 2013-08-07 | 河南宏博测控技术有限公司 | Switchgear infrared real-time monitoring device |
| CN103728024A (en) * | 2012-10-10 | 2014-04-16 | 四川金信石信息技术有限公司 | Infrared temperature monitoring system for miniature cabinet |
| CN109410480A (en) * | 2018-10-30 | 2019-03-01 | 恒银金融科技股份有限公司 | A kind of non-contact online infrared ray photoelectric sensor detecting instrument |
-
2009
- 2009-08-10 CN CN2009200341778U patent/CN201535694U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915619A (en) * | 2010-08-13 | 2010-12-15 | 深圳市豪恩安全科技有限公司 | Infrared test platform based waveform processing method, system and infrared test platform |
| CN101915619B (en) * | 2010-08-13 | 2012-02-29 | 深圳市豪恩安全科技有限公司 | Infrared test platform based waveform processing method, system and infrared test platform |
| CN103728024A (en) * | 2012-10-10 | 2014-04-16 | 四川金信石信息技术有限公司 | Infrared temperature monitoring system for miniature cabinet |
| CN103234639A (en) * | 2013-04-13 | 2013-08-07 | 河南宏博测控技术有限公司 | Switchgear infrared real-time monitoring device |
| CN109410480A (en) * | 2018-10-30 | 2019-03-01 | 恒银金融科技股份有限公司 | A kind of non-contact online infrared ray photoelectric sensor detecting instrument |
| CN109410480B (en) * | 2018-10-30 | 2021-06-04 | 恒银金融科技股份有限公司 | Non-contact online infrared photoelectric sensor detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20150810 |
|
| EXPY | Termination of patent right or utility model |