CN201788031U - Intelligent wireless temperature measuring device for contact terminal of high-voltage circuitbreaker - Google Patents
Intelligent wireless temperature measuring device for contact terminal of high-voltage circuitbreaker Download PDFInfo
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- CN201788031U CN201788031U CN2010202941187U CN201020294118U CN201788031U CN 201788031 U CN201788031 U CN 201788031U CN 2010202941187 U CN2010202941187 U CN 2010202941187U CN 201020294118 U CN201020294118 U CN 201020294118U CN 201788031 U CN201788031 U CN 201788031U
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- temperature measuring
- measuring equipment
- cavity
- eccentric positioning
- intelligent radio
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Abstract
The utility model relates to an intelligent wireless temperature measuring device for the contact terminal of a high-voltage circuitbreaker. The device is characterized in that the device is ring-shaped and comprises a base (1) and a rear cover (9); the base (1) is connected with the rear cover (9) in a matched manner and has a cavity inside; at least three clamping grooves (1.1) are formed on the wall surface of the inner circle of the ring-shaped device, wherein a heat-conducting plate (8) is arranged in one of the clamping grooves (1.1), the front end of the heat-conducting plate (8) extends out of the clamping groove (1.1); the other two clamping grooves (1.1) are provided with eccentric positioning tiles (3), and the front ends of the eccentric positioning tiles (3) extend out from the clamping grooves (1.1); the rear parts of the eccentric positioning tiles (3) are arranged in the cavity of the base (1); the pressure springs (2) are mounted in the cavity of the base (1) and arranged at the tail ends of the eccentric positioning tiles (3); the rear end of the heat-conducting plate (8) is connected with one end of a sensor (7), and the other end of the sensor (7) is connected with one end of a MCU (Multipoint Control Unit) (6); and the other end of the MCU (6) is connected with an RF (Radio Frequency) wireless data transmission module (4). The intelligent wireless temperature measuring device can be mounted on the fixed contacts of high voltage shafts, has a long service, and the temperature of a contact can be measured accurately through the intelligent wireless temperature measuring device.
Description
(1) technical field
The utility model relates to a kind of primary cut-out contact intelligent radio temperature measuring equipment, it is mainly used in high-voltage electric system on-line measurement static contact key point temperature, and upload the data to the thermometric communication terminal with wireless mode, realize the demonstration and the off-limit alarm of measured values such as temperature, in time eliminate accident potential, belong to the mechanical ﹠ electrical technology field.
(2) background technology
In electric system, especially in high-voltage electric power system, switchgear dynamic/static contact place's heating accident happens occasionally, and such accident has not only had a strong impact on the normal operation of electric system, and the economic loss that causes also is surprising.
Operating switchgear is usually operated at high voltage and current state, and the abnormal temperature aging, that the loose contact meeting causes switch contact of contact raises.Cause the vicious cycle of temperature and contact resistance value, finally can cause the equipment cisco unity malfunction, even burn, temperature is too high may to cause burning, blast even device damage or quality accident.High voltage electric equipment is because the fault test means are limited, especially in switch box and enclosed busbar, as the breaker chamber in the high-voltage board, its space is narrow and small, install on the axle class static contact temperature probe be difficult to fixing and point for measuring temperature inaccurate, temperature over-range point more is difficult for being found.Along with the prolongation of temperature rise time, the temperature over-range place will strengthen degree of oxidation because of heating, and then may cause and burn bus, contact, contact and ruin major accidents such as dish, power failure.
(3) summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of and is installed on the high-pressure shaft class static contact, long service life, accurately the primary cut-out contact intelligent radio temperature measuring equipment of metering contact temperature.
The purpose of this utility model is achieved in that a kind of primary cut-out contact intelligent radio temperature measuring equipment, it is characterized in that: described primary cut-out contact intelligent radio temperature measuring equipment in the form of a ring, it comprises pedestal and bonnet, and described pedestal matches with bonnet and is connected, and inside is cavity; Described ring-type inner round wall face is provided with draw-in groove, and described draw-in groove has three at least, and device has heat-conducting plate in one of them draw-in groove, and two devices have described eccentric positioning tile;
Described eccentric positioning tile front end stretches out from described draw-in groove, and the rear portion places the cavity of described pedestal, and stage clip is installed in the base cavity, and places the tail end of described eccentric positioning tile;
Described heat-conducting plate front end stretches out from described draw-in groove, and the rear end links to each other with sensor one end, and the described sensor other end links to each other with MCU control module one end, and the described MCU control module other end links to each other with the RF wireless data transfer module.
Stage clip behind described each eccentric positioning tile is two.
The inferior battery of the built-in lithium of described swinging radio temperature sensor.
The inferior battery of described RF wireless data transfer module, lithium, control module and sensor all are arranged in the cavity that described bonnet and pedestal be connected to form.
The inferior battery of the built-in lithium of described swinging radio temperature sensor.
Compared with prior art, the beneficial effects of the utility model are:
1) under the effect of stage clip, eccentric positioning tile and heat-conducting plate have been realized three-point fix, also can realize thermometric is carried out in the contact arbitrfary point with axle class high pressure static contact is closely fixing.Simultaneously, all can adopt this mechanism to similar different diameter of axle high-voltage contact.
2) pedestal and bonnet are selected the PPS material for use, can be under 260 ℃ of temperature operate as normal, and can be about 400 ℃ of temperature, its property retention in air or nitrogen is stable.The application of this material in the wireless temperature measurement sensor reached the performance requirement that components and parts insulation in the high-tension line, heatproof, anti-deformation and anti-high-tension electricity puncture.Simultaneously, because this material Rockwell's hardness＞100HRC, so the good mechanical performance of pedestal and bonnet.
3) can preestablish alert if according to request for utilization, realize monitoring in 24 hours.
4) can be according to the characteristics of institute's measurement equipment temperature rise, set acquisition time at interval, also can variation of temperature, adjust acquisition time automatically at interval, realize full intellectualized measurement.
5) collector has full intellectualized analyzing and diagnosing function, when the variation tendency of the section data of surveying sometime occurs also can sending caution, prompting message when unusual, points out operation maintenance personnel equipment may occur should arousing attention unusually.
6) at each test point fixed installation point for measuring temperature contact, measurement data adopts the digital signal wireless transmission, the measuring accuracy height, and speed is fast, and real-time is good.
7) can gather the temperature data of a plurality of test points simultaneously, and store automatically and record.
But the contact temperature rise of the utility model primary cut-out contact intelligent radio temperature measuring equipment on-line monitoring is installed on the static contact of the breaker chamber in the high-voltage board, can more early pinpoints the problems, effectively avoid the generation of accident.
(4) description of drawings
Fig. 1 is the structural representation of the utility model primary cut-out contact intelligent radio temperature measuring equipment.
Fig. 2 is the A-A cut-open view of Fig. 1.
Fig. 3 is the utility model primary cut-out contact intelligent radio temperature measuring equipment work system schematic diagram.
Wherein:
(5) embodiment
Referring to Fig. 1, Fig. 2, a kind of primary cut-out contact intelligent radio temperature measuring equipment that the utility model relates to mainly is made up of pedestal 1, stage clip 2, eccentric positioning tile 3, RF wireless data transfer module 4, the inferior battery 5 of lithium, control module 6, sensor 7, heat-conducting plate 8, bonnet 9 and hand hole 10.
Described pedestal 1 and bonnet 9 match, and in the form of a ring, inside is provided with cavity, and described ring-type inner round wall face is provided with draw-in groove 1.1, and described draw-in groove 1.1 has three at least, and device has 8, two devices of heat-conducting plate that described eccentric positioning tile 3 is arranged in one of them draw-in groove 1.1.
Described eccentric positioning tile 3 front ends stretch out from described draw-in groove 1.1, and the rear portion places the cavity of described pedestal 1, and described stage clip 2 is installed in pedestal 1 die cavity, and place the tail end of described eccentric positioning tile 3; Described heat-conducting plate 8 with two eccentric positioning tile 3 actings in conjunction, is realized the location of primary cut-out contact intelligent radio temperature measuring equipment at axle class contact.
Described heat-conducting plate 8 front ends stretch out from described draw-in groove 1.1, and the rear end links to each other with sensor 7 one ends, and described sensor 7 other ends link to each other with MCU control module 6 one ends; Described MCU control module 6 other ends link to each other with RF wireless data transfer module 4, described hand hole 10 is used for the loading and unloading of novel high-voltage circuit-breaker contact intelligent radio temperature measuring equipment, the inferior battery 5 of described lithium is built in the radio temperature sensor, provides the wireless transmit energy by it.
The inferior battery 5 of described RF wireless data transfer module 4, lithium, MCU control module 6 and sensor 7 all are arranged in the cavity that described bonnet 9 and pedestal 1 be connected to form, and realize novel high-voltage circuit-breaker contact intelligent radio temperature measuring equipment each part location and sealing.
Principle of work:
Form by primary cut-out contact intelligent radio temperature measuring equipment, thermometric communication terminal (temperature indicator), temperature detection early-warning work station three parts referring to Fig. 3 the utility model primary cut-out contact intelligent radio temperature measuring equipment work system.
Primary cut-out contact intelligent radio temperature measuring equipment is fixed together with axle class static contact under the effect at stage clip tightly at eccentric positioning tile and heat-conducting plate.
The inferior battery of the built-in lithium of primary cut-out contact intelligent radio temperature measuring equipment provides the wireless transmit energy by it.
The temperature coefficient signal of primary cut-out contact intelligent radio temperature measuring equipment emission receives the temperature variation curve of collecting, showing the monitoring point in real time by thermometric communication terminal (temperature indicator), and the temperature detection early-warning work station carries out data analysis, early warning in real time.
Claims (5)
1. primary cut-out contact intelligent radio temperature measuring equipment, it is characterized in that: described primary cut-out contact intelligent radio temperature measuring equipment in the form of a ring, it comprises pedestal (1) and bonnet (9), and described pedestal (1) matches with bonnet (9) and is connected, and inside is cavity; Described ring-type inner round wall face is provided with draw-in groove (1.1), and described draw-in groove (1.1) has three at least, and device has heat-conducting plate (8) in one of them draw-in groove (1.1), and two devices have described eccentric positioning tile (3);
Described eccentric positioning tile (3) front end stretches out from described draw-in groove (1.1), and the rear portion places the cavity of described pedestal (1), and stage clip (2) is installed in pedestal (1) die cavity, and places the tail end of described eccentric positioning tile (3);
Described heat-conducting plate (8) front end stretches out from described draw-in groove (1.1), and the rear end links to each other with sensor (7) one ends, and described sensor (7) other end links to each other with MCU control module (6) one ends; Described MCU control module (6) other end links to each other with RF wireless data transfer module (4).
2. a kind of primary cut-out contact intelligent radio temperature measuring equipment according to claim 1 is characterized in that: the stage clip (2) behind described each eccentric positioning tile (3) is two.
3. a kind of primary cut-out contact intelligent radio temperature measuring equipment according to claim 1 and 2 is characterized in that: the inferior battery (5) of the built-in lithium of described primary cut-out contact intelligent radio temperature measuring equipment.
4. a kind of primary cut-out contact intelligent radio temperature measuring equipment according to claim 1 and 2 is characterized in that: the inferior battery (5) of described RF wireless data transfer module (4), lithium, MCU control module (6) and sensor (7) all are arranged in the cavity that described bonnet (9) and pedestal (1) be connected to form.
5. a kind of primary cut-out contact intelligent radio temperature measuring equipment according to claim 3 is characterized in that: the inferior battery (5) of described RF wireless data transfer module (4), lithium, MCU control module (6) and sensor (7) all are arranged in the cavity that described bonnet (9) and pedestal (1) be connected to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202941187U CN201788031U (en) | 2010-08-16 | 2010-08-16 | Intelligent wireless temperature measuring device for contact terminal of high-voltage circuitbreaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202941187U CN201788031U (en) | 2010-08-16 | 2010-08-16 | Intelligent wireless temperature measuring device for contact terminal of high-voltage circuitbreaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201788031U true CN201788031U (en) | 2011-04-06 |
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ID=43819990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202941187U Expired - Lifetime CN201788031U (en) | 2010-08-16 | 2010-08-16 | Intelligent wireless temperature measuring device for contact terminal of high-voltage circuitbreaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201788031U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975617A (en) * | 2010-08-16 | 2011-02-16 | 江阴市利得电气有限公司 | Intelligent wireless temperature-detecting device for breaker contact |
| CN102778302A (en) * | 2011-05-12 | 2012-11-14 | 上海市电力公司 | Wireless temperature measuring device of cable |
| CN103439023A (en) * | 2013-08-30 | 2013-12-11 | 华南理工大学 | On-line temperature measuring device for overhead power transmission line and temperature measuring method thereof |
| CN106595880A (en) * | 2016-11-28 | 2017-04-26 | 国网辽宁省电力有限公司葫芦岛供电公司 | Cylindrical switch cabinet and buried cable joint passive temperature-measuring device |
-
2010
- 2010-08-16 CN CN2010202941187U patent/CN201788031U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975617A (en) * | 2010-08-16 | 2011-02-16 | 江阴市利得电气有限公司 | Intelligent wireless temperature-detecting device for breaker contact |
| CN102778302A (en) * | 2011-05-12 | 2012-11-14 | 上海市电力公司 | Wireless temperature measuring device of cable |
| CN102778302B (en) * | 2011-05-12 | 2014-04-23 | 上海市电力公司 | Wireless temperature measuring device of cable |
| CN103439023A (en) * | 2013-08-30 | 2013-12-11 | 华南理工大学 | On-line temperature measuring device for overhead power transmission line and temperature measuring method thereof |
| CN103439023B (en) * | 2013-08-30 | 2015-10-28 | 华南理工大学 | For temperature measurement on-line device and the temp measuring method thereof of overhead transmission line |
| CN106595880A (en) * | 2016-11-28 | 2017-04-26 | 国网辽宁省电力有限公司葫芦岛供电公司 | Cylindrical switch cabinet and buried cable joint passive temperature-measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110406 Effective date of abandoning: 20120411 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110406 Effective date of abandoning: 20120411 |