CN203376061U - Wireless telemetry system for electrical equipment - Google Patents
Wireless telemetry system for electrical equipment Download PDFInfo
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- CN203376061U CN203376061U CN201320497865.4U CN201320497865U CN203376061U CN 203376061 U CN203376061 U CN 203376061U CN 201320497865 U CN201320497865 U CN 201320497865U CN 203376061 U CN203376061 U CN 203376061U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 53
- 238000004891 communication Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 239000013307 optical fiber Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model provides a wireless telemetry system for electrical equipment. The wireless telemetry system for the electrical equipment includes a monitoring unit and a monitoring host; the monitoring unit is arranged in the electrical equipment, and is characterized by comprising a temperature acquisition unit, a single-chip microcomputer, and a signal transmitting unit which are connected sequentially. The monitoring host comprises a central processor, a signal receiving unit which is connected to the input end of the central processor, and a display unit, an alarm unit, and a communication unit which are connected to the output end of the central processor. The monitoring unit and the monitoring host communicate in a wireless manner. The wireless telemetry system for the electrical equipment can realize the real-time monitoring, and the monitoring can be specified to each point; and the wireless telemetry system can realize the wireless transmission of the collected temperature signal.
Description
Technical field
The utility model relates to a kind of temperature wireless telemetry system, relates to more specifically temperature wireless telemetry system in a kind of electric equipment operation process.
Background technology
In electric system, the High-Voltage Electrical Appliances such as closed high-voltage switch gear, high-voltage motor, bus and power equipment exist load current and the positively related rule of temperature: when load current increases, there will be temperature to raise, and load current there will be the phenomenon of cooling while reducing.The temperature variation of electrical equipment likely makes relevant superstructure loosening, insulating property deteriorated, even punctures, simultaneously, in the equipment During Process of Long-term Operation, the positions such as its line contact and bus bar junction are because of aging or contact resistance is excessive generates heat, and the temperature of these heating positions can't be monitored, in some heavier areas of loading, there is the temperature rise of the switch cubicle problem that exceeds standard, the temperature rise of switch cubicle exceeds standard, directly affect the safe and stable operation of equipment, and, problems of excessive heat is the process of a development, if do not controlled, degree of superheat is aggravation constantly, and to having a huge impact performance and the equipment life of insulating part, even finally may cause interruption of service.According to statistics, electric system has an accident in reason has considerable part relevant with problems of excessive heat, and therefore adopt an effective measure monitoring bus and electrical pickoff temperature are the electric system urgent problems.
At present, in electric system, the temperature monitoring method to High-low voltage switch cabinet and electrical equipment has:
The first, be coated with at electrical contact surface the luminescent material that one deck varies with temperature color, roughly determine temperature range by observing its change color, this method accuracy is low, poor reliability, can not carry out quantitative measurment, and need manually-operated, and efficiency is not high.
The second, the optical fiber type temp measuring system, can the displays temperature value, but because each point for measuring temperature needs independently optical fiber and signal converter, and wiring, wiring are complicated, and the bending radius of optical fiber can not boy 20mm, and temperature-sensitive optical fiber is fragile, maintenance is large; Fibre Optical Sensor can not move, and at drawer-type switch cabinet etc., need to often safeguard extremely inconvenience of application in the equipment of verification.
The 3rd, hand-held has the infrared thermometer of radiation characteristic, and accuracy of measurement is higher, but, owing to having adopted the fixedly optical device of D/S, uses inconvenience in specific occasions such as closed high-voltage switch cabinets, and need manually-operated, can't realize on-line measurement.
Summary of the invention
The utility model is a kind of electrical equipment wireless remote-measuring system proposed for above-mentioned problems of the prior art, and this system can realize Real-Time Monitoring, monitor a little, and the temperature signal wireless transmission to gathering.
For achieving the above object, the utility model has adopted following technical scheme:
A kind of electrical equipment wireless remote-measuring system, comprise monitoring means and monitoring main frame, described monitoring means is arranged at inside electric appliance, it is characterized in that, described monitoring means comprises temperature collecting cell, single-chip microcomputer and the signal transmitting unit connected successively, described monitoring main frame comprises central processing unit, be connected to the signal receiving unit of central processing unit input end and be connected to display unit, alarm unit, the communication unit of central processing unit output terminal, between described monitoring means and monitoring main frame, adopts radio communication.
Further, described signal transmitting unit and signal receiving unit adopt ZigBee RF chip, form the ZigBee wireless network.
The utility model compared with prior art has following beneficial effect:
The first, the utility model is simple in structure, volume is little, low in energy consumption, adopts powered battery, has avoided the power taking problem in passive situation; Adopt the single-chip microcomputer processing signals in monitoring means, signal transmitting unit directly is connected with the output terminal of single-chip microcomputer, has reduced conversion equipment and scrambler, has so not only reduced volume and the power consumption of monitoring means, and has been convenient to install and use.
The second, the utility model adopts wireless transmission temperature signal mode, monitoring means directly is installed on the high-voltage contact of electrical equipment, and the running temperature of Measurement accuracy high-voltage contact, realize the Real-Time Monitoring to electrical equipment in service contact, temperature; And send to the monitoring main frame together with the monitoring location packing after single-chip microcomputer treatment temperature signal, realize being accurate to monitoring a little.
The 3rd, adopt the ZigBee wireless technology between monitoring means and monitoring main frame, not only guarantee quick, accurate, the safety, reliable of wireless transmission, and greatly reduced production cost and power consumption.
The accompanying drawing explanation
Fig. 1 is the utility model wireless remote-measuring system block scheme;
Wherein: monitoring means-1; Monitoring main frame-2; Temperature collecting cell-3; Single-chip microcomputer-4; Signal transmitting unit-5; Signal receiving unit-6; Central processing unit-7; Display unit-8; Alarm unit-9; Communication unit-10.
Embodiment
For ease of understanding, below in conjunction with 1 pair of the utility model of accompanying drawing, do and be described in further detail.
As shown in Figure 1, a kind of electrical equipment wireless remote-measuring system, comprise monitoring means 1 and monitoring main frame 2, described monitoring means 1 is arranged at inside electric appliance, it is characterized in that, described monitoring means 1 comprises temperature collecting cell 3, single-chip microcomputer 4 and the signal transmitting unit 5 connected successively, described monitoring main frame 2 comprises central processing unit 7, be connected to the signal receiving unit 6 of central processing unit input end and be connected to display unit 8, alarm unit 9, the communication unit 10 of central processing unit output terminal, between described monitoring means 1 and monitoring main frame 2, adopts radio communication.
Further, described signal transmitting unit 5 and signal receiving unit 6 adopt ZigBee RF chip, form the ZigBee wireless network.
The quantity of the monitoring means 1 shown in the utility model is that a plurality of (with the quantity Matching of electrical equipment to be measured or high-tension switch cabinet) are arranged on respectively the voltage contact area of high-tension switch cabinet to be measured for monitoring the contact temperature of high-tension switch cabinet, the signal output part of described temperature collecting cell 3 is connected with the signal input part of single-chip microcomputer 4, the output terminal of described single-chip microcomputer 4 directly is connected with signal transmitting unit 5, the staff is directly installed on monitoring means 1 on the contact of many high-tension switch cabinets to be tested, utilize the direct way of contact to gather contact temperature, then after single-chip microcomputer 4 treatment temperature signals together with monitoring location generated data bag, by wireless mode, Packet Generation is arrived to monitoring main frame 2 via signal transmitting unit 5, monitoring main frame 2 receives packet by signal receiving unit 6, monitoring main frame 2 can receive the packet of a plurality of monitoring means 1 simultaneously, and carry out data processing and preservation by central processing unit 7, when temperature surpasses predefined higher limit, monitoring host computer 2 sends instruction to alarm unit 9 and is reported to the police, the high-tension switch cabinet contact existing problems that the prompting user controls, the staff can check that concrete which the platform high-tension switch cabinet contact of display unit 8 discovery goes wrong, can also trouble spot and failure condition be sent to the staff by communication unit 10 simultaneously, even the staff goes out also can process in time, avoid causing interruption of service because of problems of excessive heat.
This utility model not only can meet the contactless Real-Time Monitoring of user to high-voltage switch contact temperature, alarm under fault case, and whole system simplicity of design, be easy to realize, construction cycle is short, and cost is low, and product price is low relatively, more be conducive to promote, can better for the user, improve service.
Above demonstration and described ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is by appending claims and equivalent circle thereof.
Claims (2)
1. an electrical equipment wireless remote-measuring system, comprise monitoring means and monitoring main frame, described monitoring means is arranged at inside electric appliance, it is characterized in that, described monitoring means comprises temperature collecting cell, single-chip microcomputer and the signal transmitting unit connected successively, described monitoring main frame comprises central processing unit, be connected to the signal receiving unit of central processing unit input end and be connected to display unit, alarm unit, the communication unit of central processing unit output terminal, between described monitoring means and monitoring main frame, adopts radio communication.
2. a kind of electrical equipment wireless remote-measuring system according to claim 1, is characterized in that, described signal transmitting unit and signal receiving unit adopt ZigBee RF chip, form the ZigBee wireless network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320497865.4U CN203376061U (en) | 2013-08-15 | 2013-08-15 | Wireless telemetry system for electrical equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320497865.4U CN203376061U (en) | 2013-08-15 | 2013-08-15 | Wireless telemetry system for electrical equipment |
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| Publication Number | Publication Date |
|---|---|
| CN203376061U true CN203376061U (en) | 2014-01-01 |
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| CN201320497865.4U Expired - Fee Related CN203376061U (en) | 2013-08-15 | 2013-08-15 | Wireless telemetry system for electrical equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144362A (en) * | 2017-06-09 | 2017-09-08 | 合肥远见电力科技有限公司 | A kind of intelligent radio temp measuring system |
| CN108072454A (en) * | 2016-11-17 | 2018-05-25 | 中国电力科学研究院 | The anti-interference temp measuring system of solid loop-net cabinet based on magnetic coupling resonance power supply mode |
-
2013
- 2013-08-15 CN CN201320497865.4U patent/CN203376061U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072454A (en) * | 2016-11-17 | 2018-05-25 | 中国电力科学研究院 | The anti-interference temp measuring system of solid loop-net cabinet based on magnetic coupling resonance power supply mode |
| CN107144362A (en) * | 2017-06-09 | 2017-09-08 | 合肥远见电力科技有限公司 | A kind of intelligent radio temp measuring system |
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| Date | Code | Title | Description |
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| 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: 20140101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |