CN204007891U - Bushing for transformer temperature online monitoring system - Google Patents
Bushing for transformer temperature online monitoring system Download PDFInfo
- Publication number
- CN204007891U CN204007891U CN201420445229.1U CN201420445229U CN204007891U CN 204007891 U CN204007891 U CN 204007891U CN 201420445229 U CN201420445229 U CN 201420445229U CN 204007891 U CN204007891 U CN 204007891U
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- CN
- China
- Prior art keywords
- transformer
- bushing
- sleeve pipe
- temperature
- data acquisition
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses bushing for transformer temperature online monitoring system, the end of its bushing for transformer is by sleeve pipe terrace with edge and the clamping of sleeve pipe plate, grading shield is by the junction sealed envelope of bushing for transformer and sleeve pipe plate, temperature measurement data acquisition module and wireless communication signals sending module are fixed in closed shell, closed shell is fixed in grading shield, temperature sensor is fixed on sleeve pipe terrace with edge, temperature sensor connects temperature measurement data acquisition module, temperature measurement data acquisition module connects wireless communication signals sending module, wireless communication signals sending module is connected with antenna receiver radio communication by transmitting terminal antenna, antenna receiver connects remote terminal.The utility model can be monitored the running temperature of bushing shell for transformer real-time and accurately.
Description
Technical field
The utility model relates to power industry T & D Technology field, refers to particularly a kind of bushing for transformer temperature online monitoring system.
Background technology
Along with electric system is to UHV (ultra-high voltage), jumbo future development, in order to ensure the safe and stable operation of high-voltage electrical equipment, status of equipment monitoring seems particularly important.Device temperature is one of important parameter of reflection equipment operation condition, and therefore device temperature on-line monitoring is significant.
Bushing shell for transformer is the outer main seal of transformer tank, and each extension line of Transformer Winding must pass insulating sleeve, and insulating sleeve makes to insulate between each extension line and between extension line and transformer case, plays the effect of fixing extension line simultaneously.Therefore, the performance quality of sleeve pipe, whether can safe and stable operation, therefore develop a kind of device of the running temperature of monitoring sleeve effectively reliably if directly having influence on power transformation main equipment, seem very important.
Now, for the temperature measuring of sleeve pipe, main method is infraredly to patrol and examine online, because infrared patrolling and examining is online contactless temperature-measuring, therefore error is larger, and the temperature of jacket exterior can only be detected, the oil temperature in insulating sleeve and sleeve pipe plate junction grading shield can not be detected very accurately.In addition, existing infrared patrolling and examining online can not be accomplished Real-Time Monitoring, easily causes fault to fail to report, and therefore develops a kind of on-line monitoring system that can monitor real-time and accurately operation bushing temperature state particularly important.
Utility model content
The purpose of this utility model will provide a kind of bushing for transformer temperature online monitoring system exactly, and this system can be monitored the running temperature of bushing shell for transformer real-time and accurately.
For realizing this object, the bushing for transformer temperature online monitoring system that the utility model is designed, it comprises bushing for transformer, sleeve pipe plate and grading shield, the end of described bushing for transformer is provided with sleeve pipe terrace with edge, the end of described bushing for transformer is by sleeve pipe terrace with edge and the clamping of sleeve pipe plate, described grading shield gets up the junction sealed envelope of bushing for transformer and sleeve pipe plate, in described grading shield, be full of transformer oil, it is characterized in that: it also comprises temperature sensor, temperature measurement data acquisition module, wireless communication signals sending module, transmitting terminal antenna, be arranged on antenna receiver and the remote terminal of far-end, described temperature measurement data acquisition module and wireless communication signals sending module are all fixed in a closed shell, this closed shell is fixed in grading shield, described temperature sensor is fixed on sleeve pipe terrace with edge, the signal output part of described temperature sensor connects the signal input part of temperature measurement data acquisition module, the signal output part of temperature measurement data acquisition module connects the signal input part of wireless communication signals sending module, the signal output part of wireless communication signals sending module is connected with the wireless signal input end radio communication of antenna receiver by transmitting terminal antenna, the signal output part of described antenna receiver connects the signal input part of remote terminal.
The beneficial effects of the utility model:
The utility model is above-mentionedly arranged on antenna receiver and the remote terminal of far-end and is arranged on temperature sensor, temperature measurement data acquisition module, wireless communication signals sending module and the transmitting terminal antenna of grading shield inside by designing, realize the real-time online of the oil temperature in grading shield has been detected, the generation of farthest having avoided fault to fail to report, and, because temperature sensor is immersed in transformer oil, so the temperature data that temperature sensor collects is compared, traditional contactless infrared to patrol and examine online collected data more accurate.In addition, because temperature sensor, temperature measurement data acquisition module, wireless communication signals sending module and transmitting terminal antenna are all located at grading shield inside, can avoid temperature sensor, temperature measurement data acquisition module, wireless communication signals sending module and transmitting terminal antenna to affect the field strength distribution of bushing for transformer inside, avoid the metal ingredient in temperature sensor, temperature measurement data acquisition module, wireless communication signals sending module and transmitting terminal antenna to affect sleeve pipe insulating property.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of temperature sensor in the utility model, temperature measurement data acquisition module and wireless communication signals sending module part.
Wherein, 1-temperature measurement data acquisition module, 2-temperature sensor, 2.1-Teflon lead-in wire, 2.2-fixed orifice, 3-bushing for transformer, 3.1-sleeve pipe terrace with edge, 4-sleeve pipe plate, 5-grading shield, 6-wireless communication signals sending module, 7-antenna receiver, 8-remote terminal, 9-closed shell, 9.1-ears or side handles of a utensil fixed orifice, 10-transmitting terminal antenna, 11-transformer oil.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Bushing for transformer temperature online monitoring system as depicted in figs. 1 and 2, it comprises bushing for transformer 3, sleeve pipe plate 4 and grading shield 5, the end of described bushing for transformer 3 is provided with sleeve pipe terrace with edge 3.1, the end of described bushing for transformer 3 is by sleeve pipe terrace with edge 3.1 and 4 clampings of sleeve pipe plate, described grading shield 5 gets up bushing for transformer 3 and the junction sealed envelope of sleeve pipe plate 4, in described grading shield 5, be full of transformer oil 11, it also comprises temperature sensor 2, temperature measurement data acquisition module 1, wireless communication signals sending module 6, transmitting terminal antenna 10, be arranged on antenna receiver 7 and the remote terminal 8 of far-end, described temperature measurement data acquisition module 1 and wireless communication signals sending module 6 are all fixed in a closed shell 9, this closed shell 9 is fixed in grading shield 5, described temperature sensor 2 is fixed on sleeve pipe terrace with edge 3.1, the signal output part of described temperature sensor 2 connects the signal input part of temperature measurement data acquisition module 1, the signal output part of temperature measurement data acquisition module 1 connects the signal input part of wireless communication signals sending module 6, the signal output part of wireless communication signals sending module 6 is connected with the wireless signal input end radio communication of antenna receiver 7 by transmitting terminal antenna 10, the signal output part of described antenna receiver 7 connects the signal input part of remote terminal 8.In this design proposal because temperature sensor 2, temperature measurement data acquisition module 1, wireless communication signals sending module 6 and transmitting terminal antenna 10 are all located at grading shield 5 inside, can avoid the impact of the utility model on bushing for transformer inside field strength distribution, avoid the metal ingredient in temperature sensor 2, temperature measurement data acquisition module 1, wireless communication signals sending module 6 and transmitting terminal antenna 10 to affect sleeve pipe insulating property simultaneously.
In technique scheme, the signal output part of described temperature sensor 2 is by Teflon 2.1 signal input parts that connect temperature measurement data acquisition modules 1 that go between.Teflon goes between 2.1 for detected temperature sensor 2 temperature signal is transferred to temperature measurement data acquisition module 1,
In technique scheme, it also comprises fixed orifice 2.2 and ears or side handles of a utensil fixed orifice 9.1, described temperature sensor 2 is fixedly connected with fixed orifice 2.2, described fixed orifice 2.2 is bolted on sleeve pipe terrace with edge 3.1, described closed shell 9 is fixedly connected with ears or side handles of a utensil fixed orifice 9.1, and described ears or side handles of a utensil fixed orifice 9.1 is bolted in grading shield 5.
In technique scheme, described transmitting terminal antenna 10 is Teflon antenna, and described transmitting terminal antenna 10 is arranged on closed shell 9 outsides, and is immersed in transformer oil 11.The Teflon material of above-mentioned employing, can avoid and transformer oil generation chemical reaction.Ensure stability and the reliability of signal transmission.
In technique scheme, described antenna receiver 7 and remote terminal 8 are all arranged on transformer-cabinet.
In technique scheme, described closed shell 9 seals by resin-cast.Can avoid like this sealant and transformer oil generation chemical reaction, ensure sealing effectiveness.
In technique scheme, temperature sensor 2, temperature measurement data acquisition module 1 and wireless communication signals sending module 6 all adopt high temp. lithium sulfurous powered battery, have ensured that the said equipment all can normally use in the time of 100 DEG C of limit high temperature.
The course of work of the present utility model is: transformer oil 11 temperature datas in temperature sensor 2 Real-time Obtaining grading shields 5, temperature sensor 2 is transferred to real-time the transformer collecting oil temperature data in temperature measurement data acquisition module 1 through Teflon lead-in wire 2.1, temperature measurement data acquisition module 1 by real-time oil temperature data transmission to wireless communication signals sending module 6, wireless communication signals sending module 6 sends to real-time oil temperature data the antenna receiver 7 of far-end by transmitting terminal antenna 10, antenna receiver 7 carries out corresponding analysis processing demonstration by the real-time oil temperature data transmission receiving to remote terminal 8.O&M personnel can obtain bushing for transformer 3 internal temperature datas by remote terminal 8, thereby grasp more effectively, reliably, quickly and easily the operating temperature conditions of bushing for transformer 3.
The content that this instructions is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (6)
1. a bushing for transformer temperature online monitoring system, it comprises bushing for transformer (3), sleeve pipe plate (4) and grading shield (5), the end of described bushing for transformer (3) is provided with sleeve pipe terrace with edge (3.1), the end of described bushing for transformer (3) is by sleeve pipe terrace with edge (3.1) and sleeve pipe plate (4) clamping, described grading shield (5) gets up bushing for transformer (3) and the junction sealed envelope of sleeve pipe plate (4), in described grading shield (5), be full of transformer oil (11), it is characterized in that: it also comprises temperature sensor (2), temperature measurement data acquisition module (1), wireless communication signals sending module (6), transmitting terminal antenna (10), be arranged on antenna receiver (7) and the remote terminal (8) of far-end, described temperature measurement data acquisition module (1) and wireless communication signals sending module (6) are all fixed in a closed shell (9), this closed shell (9) is fixed in grading shield (5), described temperature sensor (2) is fixed on sleeve pipe terrace with edge (3.1), the signal output part of described temperature sensor (2) connects the signal input part of temperature measurement data acquisition module (1), the signal output part of temperature measurement data acquisition module (1) connects the signal input part of wireless communication signals sending module (6), the signal output part of wireless communication signals sending module (6) is connected with the wireless signal input end radio communication of antenna receiver (7) by transmitting terminal antenna (10), the signal output part of described antenna receiver (7) connects the signal input part of remote terminal (8).
2. bushing for transformer temperature online monitoring system according to claim 1, is characterized in that: the signal output part of described temperature sensor (2) by Teflon go between (2.1) connect temperature measurement data acquisition modules (1) signal input part.
3. bushing for transformer temperature online monitoring system according to claim 1, it is characterized in that: it also comprises fixed orifice (2.2) and ears or side handles of a utensil fixed orifice (9.1), described temperature sensor (2) is fixedly connected with fixed orifice (2.2), described fixed orifice (2.2) is bolted on sleeve pipe terrace with edge (3.1), described closed shell (9) is fixedly connected with ears or side handles of a utensil fixed orifice (9.1), and described ears or side handles of a utensil fixed orifice (9.1) is bolted in grading shield (5).
4. bushing for transformer temperature online monitoring system according to claim 1, it is characterized in that: described transmitting terminal antenna (10) is Teflon antenna, described transmitting terminal antenna (10) is arranged on closed shell (9) outside, and is immersed in transformer oil (11).
5. bushing for transformer temperature online monitoring system according to claim 1, is characterized in that: described antenna receiver (7) and remote terminal (8) are all arranged on transformer-cabinet.
6. bushing for transformer temperature online monitoring system according to claim 1, is characterized in that: described closed shell (9) seals by resin-cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445229.1U CN204007891U (en) | 2014-08-08 | 2014-08-08 | Bushing for transformer temperature online monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445229.1U CN204007891U (en) | 2014-08-08 | 2014-08-08 | Bushing for transformer temperature online monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204007891U true CN204007891U (en) | 2014-12-10 |
Family
ID=52047873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420445229.1U Withdrawn - After Issue CN204007891U (en) | 2014-08-08 | 2014-08-08 | Bushing for transformer temperature online monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204007891U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165700A (en) * | 2014-08-08 | 2014-11-26 | 国家电网公司 | Transformer insulating sleeve temperature online monitoring system |
| CN109470382A (en) * | 2018-10-18 | 2019-03-15 | 中国电力科学研究院有限公司 | Temperature monitoring device and high-pressure insulating ring guard system |
-
2014
- 2014-08-08 CN CN201420445229.1U patent/CN204007891U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165700A (en) * | 2014-08-08 | 2014-11-26 | 国家电网公司 | Transformer insulating sleeve temperature online monitoring system |
| CN109470382A (en) * | 2018-10-18 | 2019-03-15 | 中国电力科学研究院有限公司 | Temperature monitoring device and high-pressure insulating ring guard system |
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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: 20141210 Effective date of abandoning: 20151014 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20151014 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |