CN202886013U - Connector temperature monitoring system of electric equipment - Google Patents
Connector temperature monitoring system of electric equipment Download PDFInfo
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- CN202886013U CN202886013U CN 201220593600 CN201220593600U CN202886013U CN 202886013 U CN202886013 U CN 202886013U CN 201220593600 CN201220593600 CN 201220593600 CN 201220593600 U CN201220593600 U CN 201220593600U CN 202886013 U CN202886013 U CN 202886013U
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Abstract
The utility model provides a connector temperature monitoring system of electric equipment. The connector temperature monitoring system comprises a wireless temperature sensor unit and a temperature monitoring unit, wherein the wireless temperature sensor unit comprises a passive wireless temperature sensor, a first wireless signal transmitting and receiving device, and a first singlechip which is connected with the passive wireless temperature sensor and the first wireless signal transmitting and receiving device; the temperature monitoring unit comprises a display device, a second wireless signal transmitting and receiving device, and a second singlechip which is connected with the display device and the second wireless signal transmitting and receiving device; and the wireless temperature sensor unit communicates with the temperature monitoring unit wirelessly. The connector temperature monitoring system of the electric equipment can be used for accurately reflecting the temperature changes of a measured point in time, and by adopting the passive wireless temperature sensor, connecting lines and a power supply are not used, so that the temperature of a connector of the electric equipment can be safely and reliably monitored with low cost.
Description
Technical field
The utility model relates to the temperature monitoring technical field, more particularly, relates to a kind of electrical equipment connector temperature monitoring system.
Background technology
Along with the raising of Chinese industrial production automation level, power equipment repairing after the fault progressively be transitioned into preventative maintenance become send out, for, the electricity consumption industry is paid close attention to and the focus of research.The visual plants such as the high-tension switch cabinet of generating plant, transformer station, busbar joint, indoor and outdoor chopper switch, in During Process of Long-term Operation, it is loosening because expanding with heat and contract with cold surface oxidation burn into fastening bolt to occur, the problems such as contact and bus bar junction are aging, cause the contact resistance of electrical equipment joint to increase, and along with the develop rapidly of national economy, it is increasing to load, these cause very easily that all the electrical equipment temperature rise is too high, as can not get timely solution the insulating element performance will be reduced, even cause puncturing, cause serious accident, thereby cause heavy economic losses.In recent years, in power plant and transformer station a lot of switch overheat accidents have occured, caused fire and large area blackout, solving switch overheated is to stop the key that this type of accident occurs, and realizes that on-line temperature monitoring is the important means that guarantees high-tension apparatus safety.
At present, generally use the temperature that infrared temperature-test technology detects the electrical equipment joint abroad.But because the core technology of infrared temperature-test technology is controlled in some external enterprise's hands all the time, cause domestic infrared temperature-test technology cost expensive, and distribution environment both domestic and external is different, external product also is difficult to be adapted to Domestic Environment, it is too high to be mainly manifested in the product power consumption, and volume is bigger than normal etc.Perhaps pass through the temperature of Fiber Optic Pyrometer detector switch cabinet equipment.But optical fiber has easy to break, and easily broken, non-refractory easily makes insulativity reduce behind the accumulation dust, and the wiring difficulty is larger in cabinet, and cost is high.
So provide low, the safe and reliable wireless temperature sensing system for the electrical equipment joint of a kind of cost extremely urgent.
The utility model content
In view of this, the utility model provides a kind of electrical equipment connector temperature monitoring system, to realize the temperature of low cost, safe and reliable monitoring electrical equipment joint.
For achieving the above object, the utility model embodiment provides following technical scheme:
A kind of electrical equipment connector temperature monitoring system comprises:
Radio temperature sensor unit, described radio temperature sensor unit comprise passive wireless temperature sensor, the first wireless signal transmission receiver and the first single-chip microcomputer that is connected with described passive wireless temperature sensor, the first wireless signal transmission receiver;
Temperature monitoring unit, described temperature monitoring sensing unit comprise display device, the second wireless signal transmission receiver and the second singlechip that is connected with described display device, the second wireless signal transmission receiver;
Wherein, adopt radio communication between described radio temperature sensor unit and the temperature monitoring unit.
Preferably, described radio temperature sensor unit pastes by the high-temperature insulation gluing and is fixed on described electrical equipment joint.
Preferably, described radio temperature sensor unit is fixed on described electrical equipment joint by insulation U-shaped support.
Preferably, described passive wireless temperature sensor is SAW Temperature Sensors.
Preferably, the radio communication that adopts between described radio temperature sensor unit and the temperature monitoring unit is the GPRS radio communication.
Based on technique scheme, because electrical equipment connector temperature monitoring system provided by the utility model, comprise: radio temperature sensor unit, described radio temperature sensor unit comprise passive wireless temperature sensor, the first wireless signal transmission receiver and the first single-chip microcomputer that is connected with described passive wireless temperature sensor, the first wireless signal transmission receiver; Temperature monitoring unit, described temperature monitoring sensing unit comprise display device, the second wireless signal transmission receiver and the second singlechip that is connected with described display device, the second wireless signal transmission receiver; Wherein, adopt radio communication between described radio temperature sensor unit and the temperature monitoring unit.The temperature variations of the reflected measurement point that then described electrical equipment connector temperature monitoring system can be promptly and accurately, and owing to adopted passive wireless temperature sensor, then can avoid the use of line, and do not use power supply, therefore can realize the temperature of low cost, safe and reliable monitoring electrical equipment joint.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
A kind of wireless temperature sensing system synoptic diagram for switch cubicle equipment that Fig. 1 provides for the utility model embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Just as stated in the Background Art, provide low, the safe and reliable wireless temperature sensing system for the electrical equipment joint of a kind of cost extremely urgent.
The inventor finds after deliberation, can utilize passive wireless temperature sensor to realize the wireless temperature sensing system of electrical equipment joint.
Based on this, the utility model provides a kind of electrical equipment connector temperature monitoring system, and this system comprises:
Electrical equipment connector temperature monitoring system, comprise: radio temperature sensor unit, described radio temperature sensor unit comprise passive wireless temperature sensor, the first wireless signal transmission receiver and the first single-chip microcomputer that is connected with described passive wireless temperature sensor, the first wireless signal transmission receiver; Temperature monitoring unit, described temperature monitoring sensing unit comprise display device, the second wireless signal transmission receiver and the second singlechip that is connected with described display device, the second wireless signal transmission receiver; Wherein, adopt radio communication between described radio temperature sensor unit and the temperature monitoring unit.
The temperature variations of the reflected measurement point that then described electrical equipment connector temperature monitoring system can be promptly and accurately, and owing to adopted passive wireless temperature sensor, then can avoid the use of line, and do not use power supply, therefore can realize the temperature of low cost, safe and reliable monitoring electrical equipment joint.
It more than is the application's core concept, below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
A lot of details have been set forth in the following description so that fully understand the utility model, but the utility model can also adopt other to be different from alternate manner described here and implement, those skilled in the art can do similar popularization in the situation of the utility model intension, so the utility model is not subjected to the restriction of following public specific embodiment.
The embodiment of the present application discloses a kind of electrical equipment connector temperature monitoring system, as shown in Figure 1, comprising:
Radio temperature sensor unit, described radio temperature sensor unit comprise passive wireless temperature sensor, the first wireless signal transmission receiver and the first single-chip microcomputer that is connected with described passive wireless temperature sensor, the first wireless signal transmission receiver.Wherein, described passive wireless temperature sensor is used for the temperature of monitoring electrical equipment joint, and produces temperature signal; Described the first single-chip microcomputer is used for described temperature signal is converted to digital signal; Described the first wireless signal transmission receiver is used for described digital signal is sent.
Temperature monitoring unit, described temperature monitoring sensing unit comprise display device, the second wireless signal transmission receiver and the second singlechip that is connected with described display device, the second wireless signal transmission receiver.Wherein, described the second wireless signal transmission receiver is used for receiving the digital signal that described the first wireless signal transmission receiver sends; Described second singlechip is processed described digital signal, and compare with default threshold value, if the temperature of the electrical equipment joint that described digital signal shows is in threshold range, the temperature that then represents described electrical equipment joint is normal, otherwise, temperature when the electrical equipment joint that described digital signal shows exceeds threshold range, then represent the temperature of described electrical equipment joint just seldom, described second singlechip can be reported to the police by the mode of sound, light or vibrations; Described display device is used for the result of described second singlechip is shown, to make things convenient for man-machine interaction.
In addition, described second singlechip can also produce control signal, and send to the first wireless signal transmission receiving trap by the second wireless signal transmission receiving trap, described the first wireless signal transmission receiving trap is transferred to the first single-chip microcomputer with control signal, described the first single-chip microcomputer can according to described control signal, be adjusted the running status of described passive wireless temperature sensor.
And, adopt radio communication between described radio temperature sensor unit and the temperature monitoring unit.
Concrete, in the present embodiment, the radio communication that adopts between described radio temperature sensor unit and the temperature monitoring unit is the GPRS radio communication.Owing to adopt radio communication between described radio temperature sensor unit and the temperature monitoring unit, then need not line on measured point or dependency structure, thereby realized the high pressure isolation, ensured the safe operation of electrical equipment.And, the GPRS radio communication, have low in energy consumption, penetration power is strong, and support the characteristics of route and free networking (point-to-point, point-to-multipoint, multiple spot relaying), the data acquisition transmission that is particularly suitable for residential quarter, the so regional medium or short range of industrial enterprise is used, and especially under rear dress mode, can break the original place of ring environment, save cabling, backguy construction cost, increased the degree of freedom that collecting device is installed.
In addition, in the present embodiment, described passive wireless temperature sensor is preferably SAW Temperature Sensors, because SAW Temperature Sensors adopts passive induction mode, need not battery-operatedly, reduced the maintenance cost that battery altering brings, can not impact ecologic environment simultaneously.
And described radio temperature sensor unit can paste by the high-temperature insulation gluing and be fixed on described electrical equipment joint, and described high-temperature insulation glue is preferably high-temperature resistant silicone glue or epoxy resin adhesive.Then contacting of near-zero distance can be realized with the electrical equipment joint in described radio temperature sensor unit, and its temperature monitoring to the electrical equipment joint is also more sensitive, stable.
Perhaps, described radio temperature sensor unit further is fixed on described electrical equipment joint by insulation U-shaped support.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. an electrical equipment connector temperature monitoring system is characterized in that, comprising:
Radio temperature sensor unit, described radio temperature sensor unit comprise passive wireless temperature sensor, the first wireless signal transmission receiver and the first single-chip microcomputer that is connected with described passive wireless temperature sensor, the first wireless signal transmission receiver;
Temperature monitoring unit, described temperature monitoring sensing unit comprise display device, the second wireless signal transmission receiver and the second singlechip that is connected with described display device, the second wireless signal transmission receiver;
Wherein, adopt radio communication between described radio temperature sensor unit and the temperature monitoring unit.
2. described system according to claim 1 is characterized in that, described radio temperature sensor unit pastes by the high-temperature insulation gluing and is fixed on described electrical equipment joint.
3. described system according to claim 1 is characterized in that, described radio temperature sensor unit is fixed on described electrical equipment joint by insulation U-shaped support.
4. described system according to claim 1 is characterized in that described passive wireless temperature sensor is SAW Temperature Sensors.
5. described system according to claim 1 is characterized in that the radio communication that adopts between described radio temperature sensor unit and the temperature monitoring unit is the GPRS radio communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220593600 CN202886013U (en) | 2012-11-12 | 2012-11-12 | Connector temperature monitoring system of electric equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220593600 CN202886013U (en) | 2012-11-12 | 2012-11-12 | Connector temperature monitoring system of electric equipment |
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| Publication Number | Publication Date |
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| CN202886013U true CN202886013U (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220593600 Expired - Fee Related CN202886013U (en) | 2012-11-12 | 2012-11-12 | Connector temperature monitoring system of electric equipment |
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| CN (1) | CN202886013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967387A (en) * | 2012-11-12 | 2013-03-13 | 奉化市供电局 | Temperature monitoring system of electrical device connector |
| CN103674229A (en) * | 2013-11-19 | 2014-03-26 | 河北省电力勘测设计研究院 | Conductive wire galloping online monitoring system based on acoustic surface wave technology |
-
2012
- 2012-11-12 CN CN 201220593600 patent/CN202886013U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967387A (en) * | 2012-11-12 | 2013-03-13 | 奉化市供电局 | Temperature monitoring system of electrical device connector |
| CN103674229A (en) * | 2013-11-19 | 2014-03-26 | 河北省电力勘测设计研究院 | Conductive wire galloping online monitoring system based on acoustic surface wave technology |
| CN103674229B (en) * | 2013-11-19 | 2015-07-08 | 河北省电力勘测设计研究院 | Conductive wire galloping online monitoring system based on acoustic surface wave technology |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20201112 |