CN202904861U - Temperature collector of electric cable intermediate connector - Google Patents

Temperature collector of electric cable intermediate connector Download PDF

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Publication number
CN202904861U
CN202904861U CN2012206383634U CN201220638363U CN202904861U CN 202904861 U CN202904861 U CN 202904861U CN 2012206383634 U CN2012206383634 U CN 2012206383634U CN 201220638363 U CN201220638363 U CN 201220638363U CN 202904861 U CN202904861 U CN 202904861U
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China
Prior art keywords
temperature
cable
joint
treatment facility
circuit
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CN2012206383634U
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Chinese (zh)
Inventor
李永腾
阮浩洁
姚延军
张静波
胡仲年
杨小方
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State Grid Corp of China SGCC
Ningbo Electric Power Bureau
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State Grid Corp of China SGCC
Ningbo Electric Power Bureau
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Priority to CN2012206383634U priority Critical patent/CN202904861U/en
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Abstract

The embodiment of the utility model provides a temperature collector of an electric cable intermediate connector. The temperature collector comprises a temperature sensor, a processing device, an induction energy taking power supply and a wireless communication module, wherein the temperature sensor is used for detecting the temperature of the electric cable intermediate connector and outputting a temperature signal generated in detection; the processing device is connected with the temperature sensor and is used for receiving the temperature signal output by the temperature sensor and processing the temperature signal; the induction energy taking power supply is connected with the processing device and is used for inducing alternating current from a high-voltage bus or a circuit and supplying power for the processing device; and the wireless communication module is connected with the processing device and is used for transmitting a processing result of the temperature signal by the processing device to an upper computer system. According to the temperature collector provided by the embodiment of the utility model, the wireless power supply technology is adopted, and the data communication between the temperature collector of the electric cable intermediate connector and the upper computer system is realized.

Description

A kind of cable intermediate joint Temperature sampler
Technical field
The utility model relates to the temperature monitoring technical field, more particularly, relates to a kind of cable intermediate joint Temperature sampler.
Background technology
Power industry is the basis of national economic development and in advance industry, has very important status in the development of the national economy.The basic task of electric system is to supply electric energy " safety, reliable, high-quality ".Follow the fast development of Chinese national economy, the raising of urban construction and modernization of industry degree has run into unprecedented challenge as the power industry of lifelines of the national economy.
Cable intermediate joint is the parts that cable and cable butting are used, and it is one of weak link in the power supply network safe operation, and the temperature overheating of cable intermediate joint is with accidents such as initiation fires.Owing to the generation that is superheated to fire failure from cable intermediate joint, its speed of development is slow, the time is longer, therefore the cable intermediate joint temperature is carried out on-line monitoring, can effectively prevent and reduce the generation of Cable Firing Accident.
The cable intermediate joint Temperature sampler is that the temperature to cable intermediate joint gathers, then the temperature data that gathers is transferred to the equipment that master system is processed, rise along with wireless communication technology, cable intermediate joint Temperature sampler and master system adopt radio communication to carry out the mutual of data usually at present, yet for the city distribution network that adopts direct buried cable laying mode, because it is wide that electrical network distributes, distance, the erecting stage of cable intermediate joint Temperature sampler also can't provide power circuit, think that the cable intermediate joint Temperature sampler powers, this affects the work of cable intermediate joint Temperature sampler with regard to so that cable intermediate joint Temperature sampler and master system can't carry out data communication.
The utility model content
In view of this, the utility model embodiment provides a kind of cable intermediate joint Temperature sampler, because the erecting stage of Temperature sampler can't provide power circuit, and the cable intermediate joint Temperature sampler that causes can't carry out with master system the problem of data communication to solve prior art.
For achieving the above object, the utility model embodiment provides following technical scheme:
A kind of cable intermediate joint Temperature sampler comprises:
The temperature of detection streamer intermediate head, and the temperature sensor of the temperature signal that generates of output detections;
Link to each other with described temperature sensor, receive the temperature signal of described temperature sensor output, the treatment facility that described temperature signal is processed;
Link to each other with described treatment facility, respond to alternating current from high voltage bus or circuit, be the induction energy fetching power supply of described treatment facility power supply;
Link to each other with described treatment facility, described treatment facility is transferred to the wireless communication module of master system to the result of described temperature signal.
Wherein, described induction energy fetching power supply comprises:
Can coil from getting of high voltage bus or circuit induction alternating current;
With described get can coil the AC rectification of induction be galvanic rectification circuit;
Direct current after the described rectification circuit rectification is carried out the filtering circuit that filtering is processed;
The filtered direct current of described filtering circuit is carried out the mu balanced circuit that voltage stabilizing is processed;
Direct current after the described mu balanced circuit voltage stabilizing processing is offered the interface circuit of described treatment facility.
Wherein, described treatment facility is single-chip microcomputer.
Wherein, described wireless communication module is gsm module, or the GPRS module.
Wherein, described gsm module comprises: GSM radio frequency chip, baseband processing chip, storer, power discharging device.
Wherein, described temperature sensor is infrared temperature sensor, or fibre optic temperature sensor, or 1-wire digital temperature sensor.
Wherein, described cable intermediate joint is 10 kv cable intermediate heads.
Based on technique scheme, the cable intermediate joint Temperature sampler that the utility model embodiment provides adopts the induction energy fetching power supply to respond to alternating current from high voltage bus or circuit, be the treatment facility power supply, thereby so that treatment facility can be to the temperature of temperature sensor detection streamer intermediate head, the temperature signal that generates is processed, and driving wireless communication module, so that wireless communication module transfers to master system with treatment facility to the result of temperature signal, realized the data communication of cable intermediate joint Temperature sampler and master system.The cable intermediate joint Temperature sampler that the utility model embodiment provides, adopt the wireless power technology, solved prior art because the erecting stage of Temperature sampler can't provide power circuit, and the cable intermediate joint Temperature sampler that causes can't carry out with master system the problem of data communication.
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.
The structural representation of the cable intermediate joint Temperature sampler that Fig. 1 provides for the utility model embodiment;
The structural representation of the induction energy fetching power supply that Fig. 2 provides for the utility model embodiment;
The cable intermediate joint Temperature sampler that Fig. 3 provides for the utility model embodiment and master system concern synoptic diagram;
Another structural representation of the cable intermediate joint Temperature sampler that Fig. 4 provides for the utility model embodiment.
Embodiment
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.
The structural representation of the cable intermediate joint Temperature sampler that Fig. 1 provides for the utility model embodiment, with reference to Fig. 1, the cable intermediate joint Temperature sampler can comprise: temperature sensor 1, treatment facility 2, induction energy fetching power supply 3 and wireless communication module 4.
Wherein, the temperature of temperature sensor 1 detection streamer intermediate head, the temperature signal that the temperature of detection streamer intermediate head is generated is transferred to treatment facility 2; Optionally, temperature sensor 1 can be arranged at the installation position of cable intermediate joint.
Induction energy fetching power supply 3 links to each other with treatment facility 2, responds to alternating current from high voltage bus or the circuit got in the energy range, and the alternating current of responding to is offered treatment facility 2, thinks treatment facility 2 power supplies, realizes the driving to treatment facility 2.
Optionally, with reference to Fig. 2, induction energy fetching power supply 3 can comprise: get energy coil 31, rectification circuit 32, filtering circuit 33, mu balanced circuit 34 and interface circuit 35;
Wherein, get and to respond to alternating current from high voltage bus or the circuit got in the energy range by coil 31;
The AC rectification that rectification circuit 32 will be got 31 inductions of energy coil is direct current;
The direct current of filtering circuit 33 after with rectification circuit 32 rectifications carries out filtering to be processed;
Mu balanced circuit 34 carries out voltage stabilizing with filtering circuit 33 filtered direct currents to be processed;
Direct current after interface circuit 35 is processed mu balanced circuit 34 voltage stabilizings offers treatment facility 2.
Treatment facility 2 links to each other with induction energy fetching power supply 3 with temperature sensor 1 respectively, under the power supply of induction energy fetching power supply 3, receives the temperature signal of temperature sensor 1 transmission, and temperature signal is processed.
Optionally, 2 pairs of processing that temperature signal carries out for the treatment of facility can be: the temperature analog signal of temperature sensor 1 transmission is converted to the temperature digital signal, the temperature value that the temperature digital signal is corresponding is compared with the warning temperature value that presets, when temperature value corresponding to temperature digital signal surpasses the warning temperature value that presets, generate alerting signal.
Optionally, the processing carried out of 2 pairs of temperature datas for the treatment of facility can also only be: the temperature analog signal of temperature sensor 1 transmission is converted to the temperature digital signal.
The processing of the temperature data of 2 pairs of temperature sensors for the treatment of facility, 1 transmission, visual actual business requirement changes.
Wireless communication module 4 links to each other with treatment facility 2, and treatment facility is transferred to master system to the result of temperature data.
Optionally, wireless communication module 4 can be the alerting signal that treatment facility 2 generates to the data of host computer system transmissions, so that master system after receiving alerting signal, can notify the relevant work personnel to take the accident of corresponding treatment measures to avoid the cable intermediate joint excess Temperature to cause.
Optionally, wireless communication module 4 also can only be the temperature digital signal for the treatment of facility 2 conversions to the data of host computer system transmissions.Processing, monitoring for temperature data then can be finished by master system.
City distribution network for direct buried cable laying mode, cable intermediate joint is arranged in the active well usually, so treatment facility 2, induction energy fetching power supply 3 and wireless communication module 4 can be arranged at the erecting stage of the cable intermediate joint that will detect, optionally, can be arranged at the installation position of cable intermediate joint.
Among the utility model embodiment, each cable intermediate joint is provided with the cable intermediate joint Temperature sampler that the utility model embodiment provides, and the cable intermediate joint Temperature sampler that the utility model embodiment provides and the relation of master system can be as described in Figure 3.
The cable intermediate joint Temperature sampler that the utility model embodiment provides adopts the induction energy fetching power supply to respond to alternating current from high voltage bus or circuit, be the treatment facility power supply, thereby so that treatment facility can be to the temperature of temperature sensor detection streamer intermediate head, the temperature signal that generates is processed, and driving wireless communication module, so that wireless communication module transfers to master system with treatment facility to the result of temperature signal, realized the data communication of cable intermediate joint Temperature sampler and master system.The cable intermediate joint Temperature sampler that the utility model embodiment provides, adopt the wireless power technology, solved prior art because the erecting stage of Temperature sampler can't provide power circuit, and the cable intermediate joint Temperature sampler that causes can't carry out with master system the problem of data communication.
Optionally, among the utility model embodiment, master system also can send instruction to treatment facility by wireless communication module, so that treatment facility is carried out corresponding operation; The temperature data that master system also can gather by the temperature sensor that wireless communication module Check processing equipment receives, thereby by the analysis of these temperature datas being judged the running status of cable intermediate joint, the better generation of Accident prevention.Master system can be the system that the equipment such as industrial computer, display, printer form.
Optionally, treatment facility 2 can be single-chip microcomputer, wireless communication module 4 can be GSM(Global System ofMobile communication, global system for mobile communications) module, or GPRS(General Packet Radio Service, GPRS (General Packet Radio Service)) module, as shown in Figure 4.
Optionally, gsm module can comprise: the parts such as GSM radio frequency chip, baseband processing chip, storer, power discharging device.
Optionally, temperature sensor can be infrared temperature sensor, or fibre optic temperature sensor, or 1-wire digital temperature sensor.
Optionally, the cable intermediate joint Temperature sampler that provides of the utility model embodiment can gather the temperature of 10 kv cable intermediate heads.
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 (7)

1. a cable intermediate joint Temperature sampler is characterized in that, comprising:
The temperature of detection streamer intermediate head, and the temperature sensor of the temperature signal that generates of output detections;
Link to each other with described temperature sensor, receive the temperature signal of described temperature sensor output, the treatment facility that described temperature signal is processed;
Link to each other with described treatment facility, respond to alternating current from high voltage bus or circuit, be the induction energy fetching power supply of described treatment facility power supply;
Link to each other with described treatment facility, described treatment facility is transferred to the wireless communication module of master system to the result of described temperature signal.
2. cable intermediate joint Temperature sampler according to claim 1 is characterized in that, described induction energy fetching power supply comprises:
Can coil from getting of high voltage bus or circuit induction alternating current;
With described get can coil the AC rectification of induction be galvanic rectification circuit;
Direct current after the described rectification circuit rectification is carried out the filtering circuit that filtering is processed;
The filtered direct current of described filtering circuit is carried out the mu balanced circuit that voltage stabilizing is processed;
Direct current after the described mu balanced circuit voltage stabilizing processing is offered the interface circuit of described treatment facility.
3. cable intermediate joint Temperature sampler according to claim 1 is characterized in that, described treatment facility is single-chip microcomputer.
4. cable intermediate joint Temperature sampler according to claim 1 is characterized in that, described wireless communication module is gsm module, or the GPRS module.
5. cable intermediate joint Temperature sampler according to claim 4 is characterized in that, described gsm module comprises: GSM radio frequency chip, baseband processing chip, storer, power discharging device.
6. cable intermediate joint Temperature sampler according to claim 1 is characterized in that, described temperature sensor is infrared temperature sensor, or fibre optic temperature sensor, or 1-wire digital temperature sensor.
7. according to claim 1 to 6 each described cable intermediate joint Temperature samplers, it is characterized in that described cable intermediate joint is 10 kv cable intermediate heads.
CN2012206383634U 2012-11-27 2012-11-27 Temperature collector of electric cable intermediate connector Active CN202904861U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103366536A (en) * 2013-06-24 2013-10-23 国家电网公司 On-line power switch cabinet monitoring system and monitoring method thereof
CN104501990A (en) * 2014-12-29 2015-04-08 河海大学常州校区 Online monitoring system of cable connector temperature rise
CN106874836A (en) * 2016-12-29 2017-06-20 国网山东省电力公司菏泽供电公司 A kind of cable connector running rate recognizing method based on Infrared Thermogram
CN109655094A (en) * 2017-10-11 2019-04-19 巴鲁夫股份有限公司 Sensor device, sensing system and the method for running sensor device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103366536A (en) * 2013-06-24 2013-10-23 国家电网公司 On-line power switch cabinet monitoring system and monitoring method thereof
CN103366536B (en) * 2013-06-24 2016-08-10 国家电网公司 A kind of power switch cabinet on-line monitoring system and monitoring method thereof
CN104501990A (en) * 2014-12-29 2015-04-08 河海大学常州校区 Online monitoring system of cable connector temperature rise
CN106874836A (en) * 2016-12-29 2017-06-20 国网山东省电力公司菏泽供电公司 A kind of cable connector running rate recognizing method based on Infrared Thermogram
CN109655094A (en) * 2017-10-11 2019-04-19 巴鲁夫股份有限公司 Sensor device, sensing system and the method for running sensor device

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