CN111442802A - Transformer state monitoring device - Google Patents
Transformer state monitoring device Download PDFInfo
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- CN111442802A CN111442802A CN202010394930.5A CN202010394930A CN111442802A CN 111442802 A CN111442802 A CN 111442802A CN 202010394930 A CN202010394930 A CN 202010394930A CN 111442802 A CN111442802 A CN 111442802A
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- transformer
- controller
- monitoring device
- oil
- module
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/16—Drying solid materials or objects by processes not involving the application of heat by contact with sorbent bodies, e.g. absorbent mould; by admixture with sorbent materials
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a transformer state monitoring device which comprises a comprehensive sensor and a controller, wherein the comprehensive sensor comprises an oil level measuring module, an oil temperature pressure measuring module, an oil tank gas temperature module and an oil tank gas humidity module, the controller comprises a programmable control panel, a display screen, an operation key and a wiring terminal, a pressure release valve is installed at the top of the comprehensive sensor, the programmable control panel is fixedly supported in the controller through a stud, and dehumidifying particles are filled in the top end of the inside of the comprehensive sensor. The invention aims to perform early warning on the temperature, the pressure and the oil level of the running state of the distribution transformer so as to reduce the probability of abnormity or accidents of the transformer, improve the power supply reliability of the transformer, detect the oil temperature and the oil level of the distribution transformer, the pressure, the gas temperature and the humidity in an oil tank and ensure that the comprehensive sensor also has a dehumidification function.
Description
Technical Field
The invention relates to the field of distribution transformers, in particular to a transformer state monitoring device.
Background
With the continuous improvement of social and economic levels, the living standard of people is continuously improved, and meanwhile, the demand for electric power is increased day by day, which fully promotes the rapid progress of electric power enterprises, the gradual expansion of power grids and the continuous improvement of the demand for power supply reliability of users, and the most key in an electric power supply and distribution system is a distribution transformer, so that the objects such as oil temperature, oil level, gas, pressure in an oil tank and the like during the operation of the transformer are monitored in real time, statistical analysis is performed according to the acquired data, the abnormal phenomenon existing in the operation of the distribution transformer is found in time, and the timely control and processing of the distribution transformer become more important.
The oil level gauge for the distribution transformer on the market at present can only display the oil level and has no other information detection function.
Disclosure of Invention
The invention aims to provide a transformer state monitoring device for overcoming the defects of the prior art, and aims to perform early warning on the temperature, the pressure and the oil level of the running state of a distribution transformer so as to reduce the probability of abnormity or accidents of the transformer, improve the power supply reliability of the transformer, detect the oil temperature, the oil level, the pressure, the gas temperature and the humidity in an oil tank of the distribution transformer, and ensure that a comprehensive sensor also has a dehumidification function.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses a transformer state monitoring device which comprises a comprehensive sensor and a controller, wherein the comprehensive sensor comprises an oil level measuring module, an oil temperature pressure measuring module, an oil tank gas temperature module and an oil tank gas humidity module, the controller comprises a programmable control board, a display screen, an operation key and a wiring terminal, a pressure release valve is installed at the top of the comprehensive sensor, the programmable control board is fixedly supported in the controller through a stud, and dehumidifying particles are filled in the top end inside the comprehensive sensor.
As a preferred technical scheme of the transformer state monitoring device, the controller is electrically connected with the programmable control panel, the display screen, the operation keys and the wiring terminal respectively.
As a preferable technical scheme of the transformer state monitoring device, the oil level measuring module, the oil temperature pressure measuring module, the oil tank gas temperature module and the oil tank gas humidity module are electrically connected with the display screen.
As a preferable technical scheme of the transformer state monitoring device, the comprehensive sensor and the controller transmit signals through a cable.
As a preferable technical scheme of the transformer state monitoring device, the wiring terminal comprises a conventional signal interface and an RS485 communication signal interface.
As a preferable technical scheme of the transformer state monitoring device, the bottom end of the comprehensive sensor is connected with a bolt.
As a preferable technical scheme of the transformer state monitoring device, the bottom end of the comprehensive sensor is connected with a flange.
As a preferred technical scheme of the transformer state monitoring device of the present invention, the controller is a wall-mounted mounting structure or a cabinet-surface embedded mounting structure.
Compared with the prior art, the invention has the following beneficial effects:
the invention aims to perform early warning on the temperature, the pressure and the oil level of the running state of the distribution transformer so as to reduce the probability of abnormity or accidents of the transformer, improve the power supply reliability of the transformer, detect the oil temperature and the oil level of the distribution transformer, the pressure, the gas temperature and the humidity in an oil tank and ensure that the comprehensive sensor also has a dehumidification function.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of a wall-mounted controller configuration of the present invention;
FIG. 2 is a side view of the wall-mounted controller structure of the present invention;
FIG. 3 is a front view of the counter embedded controller structure of the present invention;
FIG. 4 is a side view of the counter embedded controller structure of the present invention;
FIG. 5 is one of the integrated sensor structures of the present invention;
FIG. 6 is a second embodiment of the integrated sensor of the present invention;
FIG. 7 is a top view of the integrated sensor of the present invention;
FIG. 8 is a diagram of the integrated sensor internal module framework of the present invention;
in the figure: 1. a comprehensive sensor; 11. a pressure relief valve; 2. a controller; 21. a programmable control board; 22. a display screen; 23. operating a key; 24. a wiring terminal; 3. dehumidifying particles; 4. a bolt; 5. and (4) a flange.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation. Wherein like reference numerals refer to like parts throughout.
In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example 1
Referring to fig. 1-8, the invention provides a transformer state monitoring device, which comprises an integrated sensor 1 and a controller 2, wherein the integrated sensor 1 comprises an oil level measuring module, an oil temperature pressure measuring module, an oil tank gas temperature module and an oil tank gas humidity module, the controller 2 comprises a programmable control board 21, a display screen 22, an operation key 23 and a wiring terminal 24, a pressure release valve 11 is installed at the top of the integrated sensor 1, the programmable control board 21 is fixedly supported in the controller 2 through a stud, dehumidifying particles 3 are filled in the top end of the integrated sensor 1, and the dehumidifying particles 3 can be silica gel particles, so that the top end of the inside of the integrated sensor 1 can have a dehumidifying function.
Further, the controller 2 is electrically connected with the programmable control panel 21, the display screen 22, the operation keys 23 and the wiring terminals 24 respectively, and the information of the oil level, the oil temperature, the pressure in the transformer oil tank, the gas temperature and the humidity can be measured by the integrated sensor 1.
The oil level measuring module, the oil temperature pressure measuring module, the oil tank gas temperature module and the oil tank gas humidity module are all electrically connected with the display screen 22, and all numerical values are measured by the oil level measuring module, the oil temperature pressure measuring module, the oil tank gas temperature module and the oil tank gas humidity module and then displayed on the display screen 22.
Signals are transmitted between the integrated sensor 1 and the controller 2 through a cable, and the integrated sensor 1 measures various numerical values of the transformer through the oil level measuring module, the oil temperature pressure measuring module, the oil tank gas temperature module and the oil tank gas humidity module and then transmits the numerical values to the controller 2 through the cable, and then the numerical values are displayed on the display screen 22.
The wiring terminal 24 comprises a conventional signal interface and an RS485 communication signal interface, and the RS485 communication signal interface is used for being externally connected with background equipment, so that remote monitoring is facilitated.
The bottom end of the integrated sensor 1 is connected with a bolt 4, and the bottom end of the integrated sensor 1 can be installed on the transformer through the bolt 4, as shown in fig. 5.
The bottom end of the integrated sensor 1 is connected with a flange 5, and the bottom end of the integrated sensor 1 can also be mounted on a transformer through the flange 5, as shown in fig. 6.
The controller 2 is a wall-mounted mounting structure or a cabinet-surface embedded mounting structure (as shown in fig. 1 and 2), the wiring terminal 24 is located at the bottom of the front surface of the controller 2, the programmable control board 21 is mounted at the top of the wiring terminal 24, the operation key 23 is arranged at the top of the programmable control board 21, and the display screen 22 is arranged at the top of the operation key 23; in the controller 2 of the cabinet embedded installation structure (as shown in fig. 3 and 4), the operation button 23 is disposed on the surface of the controller 2 and located at one side of the display screen 22, the programmable control board 21 is installed on the side surface of the controller 2, and the connection terminal 24 is disposed at the outer end of the controller 2, and it is described herein that in the controller 2 of the wall-mounted installation structure, the operation button 23 is disposed on the operation panel in parallel, and in the controller 2 of the cabinet embedded installation structure, the operation button 23 is embedded on the surface of the controller 2, so that the operation panel is not needed, and space is saved.
Specifically, measure each item numerical value through oil level measuring module, oil temperature pressure measuring module, oil tank gas temperature module and oil tank gas humidity module and transmit for controller 2 through the cable conductor after, then show on display screen 22, during user's operation, some numerical values and states about the transformer are seen to accessible display screen 22 is clear audio-visual to modify the parameter of these modules through operation button 23, realize detecting information's demonstration.
The invention aims to perform early warning on the temperature, the pressure and the oil level of the running state of the distribution transformer so as to reduce the probability of abnormity or accidents of the transformer, improve the power supply reliability of the transformer, detect the oil temperature and the oil level of the distribution transformer, the pressure, the gas temperature and the humidity in an oil tank and ensure that the comprehensive sensor also has a dehumidification function.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a transformer state monitoring device, its characterized in that, includes integrated sensor (1) and controller (2), integrated sensor (1) includes oil level measuring module, oil temperature pressure measuring module, oil tank gas temperature module and oil tank gas humidity module, controller (2) include programmable control board (21), display screen (22), operation button (23) and binding post (24), pressure release valve (11) are installed at the top of integrated sensor (1), programmable control board (21) pass through double-screw bolt fixed stay in controller (2), still fill in the inside top of integrated sensor (1) and have dehumidification particle (3).
2. A transformer state monitoring device according to claim 1, characterized in that the controller (2) is electrically connected with the programmable control board (21), the display screen (22), the operation keys (23) and the connection terminals (24), respectively.
3. The transformer condition monitoring device according to claim 1, wherein the oil level measuring module, the oil temperature pressure measuring module, the tank gas temperature module and the tank gas humidity module are electrically connected with a display screen (22).
4. A transformer condition monitoring device according to claim 1, characterized in that signals are transmitted between said integrated sensor (1) and said controller (2) via cables.
5. A transformer condition monitoring device according to claim 1, characterized in that said terminals (24) comprise a conventional signal interface and an RS485 communication signal interface.
6. A transformer condition monitoring device according to claim 1, characterized in that the bottom end of the integrated sensor (1) is connected with a bolt (4).
7. A transformer condition monitoring device according to claim 1, characterized in that a flange (5) is connected to the bottom end of the integrated sensor (1).
8. A transformer condition monitoring device according to claim 1, characterized in that the controller (2) is a wall-mounted or cabinet-mounted mounting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010394930.5A CN111442802A (en) | 2020-05-12 | 2020-05-12 | Transformer state monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010394930.5A CN111442802A (en) | 2020-05-12 | 2020-05-12 | Transformer state monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111442802A true CN111442802A (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010394930.5A Pending CN111442802A (en) | 2020-05-12 | 2020-05-12 | Transformer state monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111442802A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838634A (en) * | 2021-09-10 | 2021-12-24 | 国网辽宁省电力有限公司抚顺供电公司 | Full-automatic on-line monitoring equipment for distribution transformer and crisis intervention method |
-
2020
- 2020-05-12 CN CN202010394930.5A patent/CN111442802A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838634A (en) * | 2021-09-10 | 2021-12-24 | 国网辽宁省电力有限公司抚顺供电公司 | Full-automatic on-line monitoring equipment for distribution transformer and crisis intervention method |
| CN113838634B (en) * | 2021-09-10 | 2023-11-14 | 国网辽宁省电力有限公司抚顺供电公司 | Full-automatic on-line monitoring equipment for distribution transformer and crisis intervention method |
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