CN218765473U - Electrified detection device of transformer conservator oil level - Google Patents
Electrified detection device of transformer conservator oil level Download PDFInfo
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- CN218765473U CN218765473U CN202223150117.7U CN202223150117U CN218765473U CN 218765473 U CN218765473 U CN 218765473U CN 202223150117 U CN202223150117 U CN 202223150117U CN 218765473 U CN218765473 U CN 218765473U
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Abstract
The utility model discloses a transformer conservator oil level live detection device, including oil storage part, insulator spindle and flexible oil pipe, the oil storage part is connected with the oil extraction pipe of transformer conservator, arranges the oil drain valve on the oil pipe and is located between oil storage part and the transformer conservator, flexible oil pipe wears to locate in the insulator spindle and the lower extreme with the oil storage part is connected. During detection, the insulating rod is fixed at a proper position of the transformer, the upper end of the flexible oil pipe is ensured to be higher than a transformer conservator, then an oil discharge valve is opened, the transformer insulating oil is discharged to an oil storage part and slowly overflows into the flexible oil pipe from the oil storage part, when the oil surface in the flexible oil pipe is kept stable, the corresponding oil level is the actual oil level of the transformer conservator, namely the oil level of the transformer conservator is measured by using a communication method; the insulating rod wraps the flexible oil pipe, live-line detection can be achieved, and the detection speed is high and the accuracy is high.
Description
Technical Field
The utility model relates to a power transformer technical field especially relates to a transformer conservator oil level live detection device.
Background
The oil level of the transformer oil conservator is one of important parameters for representing whether the transformer can safely and stably operate, the oil level is too low, the risk of less oil of the transformer can be caused, and the oil injection accident of the transformer can be caused if the oil level is too high, so that the oil conservator has important significance for detecting the oil level of the transformer.
The oil level of present transformer detects mainly adopts pointer-type oil level gaugember and tubular oil level gaugember, and pointer-type oil level gaugember leads to the reading inaccurate owing to reasons such as mechanical jamming, floater oil feed, capsule fracture, mounted position, even cause false oil level phenomenon, and insulating oil receives the fatlute that sunshine shines the production to influence accurate reading in the tubular oil level gaugember pipe for a long time, and the two all can't accurate judgement transformer conservator oil level after a period of time of using in commissioning, influences the safe and stable operation of transformer. Under the limitation, currently, whether the transformer conservator has a false oil level fault or not is judged, transverse and longitudinal comparison is mainly carried out according to consignment inspection experience and previously recorded oil level data, and judgment is assisted by means of infrared temperature measurement and the like, so that the accuracy and timeliness are poor. And whether the oil level of the oil conservator is abnormal or not needs to be accurately judged, the oil level gauge needs to be disassembled and checked after the main transformer has power failure, and meanwhile, the oil level is measured by a capsule pressing and communicating method, the checking process is complex, and the power failure difficulty is high.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide one kind can be under the state that the transformer does not have a power failure quick, the detection device of accurate measurement transformer conservator oil level to provide accurate maintenance strategy for the transformer.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an electrified detection device of transformer conservator oil level, includes oil storage part, insulator spindle and flexible oil pipe, oil storage part is connected with the oil extraction union coupling of transformer conservator, arranges that the last oil drain valve of oil pipe is located between oil storage part and the transformer conservator, flexible oil pipe wears to locate in the insulator spindle and the lower extreme with oil storage part connects.
As a further improvement of the above technical solution: the flexible oil pipe is a transparent pipe.
As a further improvement of the above technical solution: the insulating rod is a telescopic rod.
As a further improvement of the technical scheme: the oil storage component is detachably connected with the oil discharge pipe.
As a further improvement of the technical scheme: the oil storage part is connected with the oil discharge pipe through a flange.
As a further improvement of the technical scheme: the oil level electrification detection device of the transformer oil conservator further comprises a pressure detection part arranged on the oil storage part and an oil level display part used for converting pressure into oil level and displaying the oil level, and the pressure detection part is connected with the oil level display part.
As a further improvement of the technical scheme: the oil storage component is a cylindrical component, and a flange is arranged at the lower end of the oil storage component.
Compared with the prior art, the utility model has the advantages of: the utility model discloses a transformer conservator oil level live detection device, during the detection, fix the insulator spindle in the suitable position of transformer to guarantee that flexible oil pipe upper end is higher than the transformer conservator, then open the oil discharge valve, make transformer insulating oil discharge to the oil storage part, then slowly spill over to flexible oil pipe by the oil storage part in, when the oil level in the flexible oil pipe keeps steady, its corresponding oil level is the actual oil level of transformer conservator, utilize the UNICOM method to measure transformer conservator oil level promptly; the insulating rod wraps the flexible oil pipe, so that live-line detection can be realized, the detection speed is high, and the accuracy is high.
Drawings
Fig. 1 is the utility model discloses electrified detection device of transformer conservator oil level's structural schematic.
The reference numerals in the figures denote: 1. an oil storage member; 2. an insulating rod; 3. a flexible tubing; 4. a pressure detecting member; 5. an oil level display part; 10. a transformer conservator; 20. an oil discharge pipe; 30. an oil drain valve; 40. a transformer.
Detailed Description
As used in this section and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are inclusive in the plural unless the context clearly dictates otherwise. The use of "first," "second," and similar terms in this section do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Likewise, the word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
The invention is described in further detail below with reference to the drawings and specific embodiments.
Fig. 1 shows the utility model discloses an embodiment of the electrified detection device of transformer conservator oil level, the electrified detection device of transformer conservator oil level of this embodiment, including oil storage part 1, insulator spindle 2 and flexible oil pipe 3, oil storage part 1 is connected with oil extraction pipe 20 of transformer conservator 10, and oil extraction valve 30 on the oil extraction pipe 20 is located between oil storage part 1 and the transformer conservator 10, and flexible oil pipe 3 wears to locate in insulator spindle 2 and the lower extreme is connected with oil storage part 1.
In the device for detecting the electrified oil level of the transformer conservator, during detection, the insulating rod 2 is fixed at a proper position of the transformer 40, the upper end of the flexible oil pipe 3 is ensured to be higher than the transformer conservator 10 (if the upper end of the flexible oil pipe 3 is lower than the transformer conservator 10, the transformer insulating oil may overflow from the upper end of the flexible oil pipe 3 under the action of height difference, so that the detection cannot be performed), then the oil discharge valve 30 is opened, so that the transformer insulating oil is discharged to the oil storage part 1 and then slowly overflows into the flexible oil pipe 3 from the oil storage part 1, and when the oil level in the flexible oil pipe 3 is kept stable, the corresponding oil level is the actual oil level of the transformer conservator 10, namely, the oil level of the transformer conservator 10 is measured by using a communication method; the insulating rod 2 wraps the flexible oil pipe 3 externally, so that live-line detection can be realized, and the detection speed is high and the accuracy is high.
Further, in this embodiment, the flexible oil pipe 3 is a transparent pipe. The flowing condition and the oil level of the transformer insulating oil in the flexible oil pipe 3 can be visually known by adopting the transparent pipe, and the use is more convenient.
In other embodiments, if the flexible oil pipe 3 is an opaque pipe, the oil level measurement may be implemented by using a liquid level meter, or by partially disposing a transparent window on the flexible oil pipe 3.
Further, in this embodiment, the insulating rod 2 is a telescopic rod. Adopt extending structure, be convenient for adjust the length of insulator spindle 2 to with different transformer conservators 10 adaptations, application scope is wider, is favorable to guaranteeing that the length of insulator spindle 2 surpasss the distance of transformer conservator 10 top apart from ground simultaneously, simple structure, effective.
Further, in the present embodiment, the oil storage member 1 is detachably connected to the oil discharge pipe 20. Only when needing to detect transformer conservator 10 oil level, be connected oil storage part 1 with oil extraction pipe 20, detect the back, close oil extraction valve 30 earlier, then dismantle oil storage part 1, be convenient for deposit.
As a preferred embodiment, the oil storage part 1 is flange-connected to the oil discharge pipe 20. The flange connection has good reliability and convenient disassembly and assembly.
Further, in the present embodiment, the oil level electrification detecting device for the transformer conservator further includes a pressure detecting component 4 (such as various pressure sensors and pressure transmitters) disposed on the oil storage component 1, and an oil level display component 5 for converting the pressure into the oil level and displaying the oil level, wherein the pressure detecting component 4 is connected with the oil level display component 5. The pressure detection part 4 detects the pressure of the transformer insulating oil in the oil storage part 1, and transmits a pressure signal to the oil level display part 5, the oil level display part 5 converts the pressure signal into an oil level value and displays the oil level value, namely, the oil level of the transformer conservator 10 is measured by two methods of the pressure detection part 4 and a communication method, which are different in principle, so that the accuracy of obtaining oil level data is improved. The conversion between the pressure signal and the oil level value and the real-time display of the oil level value are the same as those in the prior art, and the improvement of a software program is not needed.
Further, in this embodiment, the oil storage member 1 is a cylindrical member, and has a flange at the lower end, so that the structure is simple and reliable, and the stability after placement is good.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a transformer conservator oil level electrified detection device which characterized in that: including oil storage part (1), insulator spindle (2) and flexible oil pipe (3), oil storage part (1) is connected with oil extraction pipe (20) of transformer conservator (10), and oil extraction valve (30) on oil extraction pipe (20) are located between oil storage part (1) and transformer conservator (10), flexible oil pipe (3) are worn to locate in insulator spindle (2) and the lower extreme with oil storage part (1) is connected.
2. The electrified oil level detection device for the transformer conservator as claimed in claim 1, wherein: the flexible oil pipe (3) is a transparent pipe.
3. The electrified oil level detection device for the transformer conservator as claimed in claim 1, wherein: the insulating rod (2) is a telescopic rod.
4. The electrified detection device of the transformer conservator oil level according to claim 1, characterized in that: the oil storage part (1) is detachably connected with the oil discharge pipe (20).
5. The electrified detection device of claim 4, characterized in that: the oil storage part (1) is connected with the oil discharge pipe (20) in a flange mode.
6. The oil level electrification detecting device for the transformer conservator as claimed in any one of claims 1 to 5, wherein: the oil level display device is characterized by further comprising a pressure detection part (4) arranged on the oil storage part (1) and an oil level display part (5) used for converting pressure into oil level and displaying the oil level, wherein the pressure detection part (4) is connected with the oil level display part (5).
7. The electrified detection device for the oil level of the transformer conservator according to any one of claims 1 to 5, wherein: the oil storage component (1) is a cylindrical component, and a flange is arranged at the lower end of the oil storage component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223150117.7U CN218765473U (en) | 2022-11-25 | 2022-11-25 | Electrified detection device of transformer conservator oil level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223150117.7U CN218765473U (en) | 2022-11-25 | 2022-11-25 | Electrified detection device of transformer conservator oil level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218765473U true CN218765473U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223150117.7U Active CN218765473U (en) | 2022-11-25 | 2022-11-25 | Electrified detection device of transformer conservator oil level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218765473U (en) |
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2022
- 2022-11-25 CN CN202223150117.7U patent/CN218765473U/en active Active
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