CN101876603A - Oil taking tool for self-sealing current transformer - Google Patents
Oil taking tool for self-sealing current transformer Download PDFInfo
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- CN101876603A CN101876603A CN 201010143949 CN201010143949A CN101876603A CN 101876603 A CN101876603 A CN 101876603A CN 201010143949 CN201010143949 CN 201010143949 CN 201010143949 A CN201010143949 A CN 201010143949A CN 101876603 A CN101876603 A CN 101876603A
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- current transformer
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- push rod
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Abstract
The invention relates to an oil taking tool for a self-sealing current transformer. The tool comprises a hollow oil baffle casing, wherein the front end of the oil baffle casing is provided with an oil inlet capable of accommodating an oil drain nozzle of the current transformer; the oil baffle casing is also provided with an oil outlet nozzle; an oil taking carrier rod corresponding to a steel ball in the oil drain nozzle on the current transformer is arranged in the oil baffle casing; and the front end face of the oil taking carrier rod is an inward concave curved surface which is matched with the outline of the steel ball in the oil drain nozzle. The oil taking tool has the advantages of obviously shortening the oil extraction time of insulating oil, effectively avoiding the wastage of the insulating oil during oil extraction, along with simple structure, and simple and convenient operation. The time for taking the oil by using the conventional tool is 6 to 7 minutes for each current transformer and the insulating oil is frequently wasted in practice. When the tool of the invention is used for taking the oil, the time for each self-sealing current transformer is shortened to 2 to 3 minutes and the insulating oil cannot be wasted, so that the work efficiency is improved and the insulating oil is saved.
Description
Technical field
The present invention relates to a kind of current transformer oil taking tool, particularly a kind of oil taking tool that is used for self-sealing current transformer.
Background technology
Be to guarantee the normal operation of transformer station's high-tension apparatus, the staff of transformer station needs regularly to carry out the performance evaluation experiment to the insulating oil of transformer station's inner high voltage equipment, and whether the characterisitic parameter of insulating oil of understanding oil-filled high-tension apparatus is up to specification.In the oil-filled equipment of transformer station, the quantity of current transformer is the most in the majority, and the oil extraction operation amount is big.When especially recovering the oil at self-sealing current transformer, owing to do not have special-purpose oil tool, the time that consumes when not only getting oil is longer, and oil sample waste situation is obvious; The oil outlet of self-sealing current transformer is to prop up built-in spring by steel ball to be sealed, traditional oil production method is to prop up steel ball with Torx screwdriver earlier, open and get oily passage, insulating oil is flowed out, because the steel ball of steel ball oil outlet is less and slick and sly, Torx screwdriver is difficult for firmly having increased and having got oily difficulty and time, and the oil time of getting of a common self-sealing current transformer was at 6 minutes or longer; Simultaneously because after getting oily passage and opening, insulating oil can along oil duct to around splash, collect very inconvenience, be difficult to collect the oil storage needle tubing, often need to collect earlier in the larger container, transfer to the oil storage needle tubing, further increased and got the oil time, cause oil sample to waste in a large number simultaneously.In addition, current transformer is shelved on higher position usually, usually needs when operating personnel recover the oil to arrive oil production division by ladder, aloft during operation, because the inconvenience of conventional tool has not only further increased the oil recovery time, and has increased operating personnel's danger of operation aloft.Its inefficiency, the oil extraction operation amount is big, time and effort consuming, operation is dangerous.
Summary of the invention
Purpose of the present invention just provides a kind of simple in structure, high efficient and convenient self-sealing current transformer oil taking tool.It is easy and simple to handle, and it is convenient to collect, consuming time few, avoids splashing of oil sample, has significantly reduced operating personnel's workload.
The objective of the invention is to realize by such technical scheme, it comprises retaining oilcan cover empty in, retaining oilcan cover front end is provided with the oil-in of the mouth of draining the oil that can hold current transformer, also be provided with oil outlet on this retaining oilcan cover, be provided with in the retaining oilcan cover with current transformer on the mouth of draining the oil in steel ball correspondingly get oily push rod, this front end face of getting oily push rod be arranged to and the mouth of draining the oil in the inner sunken face that is complementary of steel ball profile.
The oil-in that the mouth of draining the oil that is provided with self-sealing current transformer of the present invention is complementary, during use, at first oil-in is enclosed within on the mouth of draining the oil of current transformer, it is corresponding with the steel ball of the mouth of draining the oil to get oily push rod, after oil-in is enclosed within on the mouth of draining the oil, just in time will the drain the oil steel ball of mouth of the inner sunken face of getting oily push rod front end props up, inner sunken face is complementary with the steel ball profile of the mouth of draining the oil, having prevented to get oily push rod like this skids on the steel ball surface, the spring of the mouth of draining the oil of the stressed back compression of steel ball current transformer makes insulating oil flow out from the mouth of draining the oil.Mouth is enclosed in the oil-in owing to drain the oil, and therefore, the oil that the mouth splash of draining the oil goes out all is received in the retaining oilcan cover, has both prevented the splash of insulating oil, has avoided the waste of insulating oil again, and insulating oil flow in the required test tube of experiment by the oil outlet on the retaining oilcan cover again.
Owing to adopted technique scheme, the present invention to have following advantage: simple in structure, easy and simple to handle, not only can significantly shorten the oil recovery time of insulating oil, and effectively avoid causing when recovering the oil the situation of insulating oil waste.In practice, when adopting conventional tool to get oil the used time be every 6 minutes to 7 minutes, and the situation that often has insulating oil to be wasted; When using the present invention to get oil, every used time of self-sealing D.C mutual-inductor shortens to 2-3 minute, and the situation that does not have insulating oil to be wasted, and has not only improved work efficiency but also saved insulating oil.
Description of drawings
Description of drawings of the present invention is as follows:
Fig. 1 is the structural representation of first kind of embodiment of the present invention;
Fig. 2 is the structural representation of second kind of embodiment of the present invention;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the structural representation of the third embodiment of the present invention;
Fig. 5 is an outside drawing of the present invention.
Among the figure: 1. keep off the oilcan cover; 2. oil-in; 3. oil outlet; 4. get oily push rod; 5. inner sunken face; 6. handle; 7. handle; 8. thread bush; 9. viewport; 10. sealing-plug.
Embodiment
The invention will be further described below in conjunction with drawings and Examples:
Shown in Fig. 1-5, the oily device of getting of self-sealing current transformer that is used for of the present invention, it comprises retaining oilcan cover 1 empty in, retaining oilcan cover 1 front end is provided with the oil-in 2 of the mouth of draining the oil that can hold current transformer, also be provided with oil outlet 3 on this retaining oilcan cover 1, be provided with in the retaining oilcan cover 1 with current transformer on the mouth of draining the oil in steel ball correspondingly get oily push rod 4, this front end face of getting oily push rod 4 be arranged to and the mouth of draining the oil in the inner sunken face 5 that is complementary of steel ball profile.
The oil-in that the mouth of draining the oil that is provided with self-sealing current transformer of the present invention is complementary, during use, at first oil-in 2 is enclosed within on the mouth of draining the oil of current transformer, it is corresponding with the steel ball of the mouth of draining the oil to get oily push rod 4, after oil-in 2 is enclosed within on the mouth of draining the oil, just in time will the drain the oil steel ball of mouth of the inner sunken face 5 of getting oily push rod 4 front ends props up, inner sunken face 5 is complementary with the steel ball profile of the mouth of draining the oil, having prevented to get oily push rod 4 like this skids on the steel ball surface, the spring of the mouth of draining the oil of the stressed back compression of steel ball current transformer makes insulating oil flow out from the mouth of draining the oil.Mouth is enclosed in the oil-in 2 owing to drain the oil, and is covered by retaining oilcan cover 1, therefore, the oil that the mouth splash of draining the oil goes out all is received in the retaining oilcan cover, both prevented the splash of insulating oil, and avoided the waste of insulating oil again, insulating oil flow in the required test tube of experiment by the oil outlet on the retaining oilcan cover again.In practice, when adopting conventional tool to get oil the used time be every 6 minutes to 7 minutes, and the situation that often has insulating oil to be wasted; When using the present invention to get oil, every used time of self-sealing D.C mutual-inductor shortens to 2-3 minute, and the situation that does not have insulating oil to be wasted, and has not only improved work efficiency but also saved insulating oil.
As shown in Figure 1, getting oily push rod can be provided with like this: it is L-shaped to get oily push rod 4, and its rear end is fixed on the inwall of retaining oilcan cover.
As shown in Figure 2, for easily manufactured, get oily push rod and also can be provided with like this: the rear end of getting oily push rod 4 is fixed on the rear end of retaining oilcan cover 1.
As shown in Figure 4, to get oily push rod flexible in order to make, and getting oily push rod can also be provided with like this: keep off oilcan cover 1 and be provided with thread bush 8, get oily push rod 4 and be fixed on the handle 7, get oily push rod (4) and be positioned at retaining oilcan cover 1, and handle 7 and thread bush 8 are threaded by passing thread bush 8 outward.This is provided with form can pass through handle 7 precession or back-out on thread bush 8, plays and regulates the effect get oily push rod 4 positions, conveniently gets on the mouth of draining the oil that oily push rod 4 is against current transformer.
Shown in Fig. 1,2,4 or 5, retaining oilcan cover 1 integral body is frustum, and the diameter of its front end is less than the diameter of rear end.Oil outlet 3 is positioned at the rear portion of retaining oilcan cover.For the ease of sampling, oil outlet 3 be one with keep off oilcan cover 1 and be the oil pipe that is wholely set, this oil pipe is protruding to extend in the container, is convenient to gather oil sample.Oil outlet 3 is provided with sealing-plug 10, when running into the direct access of inconvenience experiment container, oil outlet 3 usefulness sealing-plugs 10 can be sealed, and plays the effect of oil storage.
Because retaining oilcan cover 1 integral body is beloid cone-shaped body, the gradient of its inwall can guide insulating oil to enter into the required container of experiment by oil outlet 3.Because oil-in is enclosed within outside the mouth of draining the oil of self-sealing current transformer, therefore can effectively avoid splashing of oil sample everywhere, also avoided the waste of oil sample, oil sample can directly flow in the required container of experiment by oil outlet 3 simultaneously, has saved and has got the pilot process that oil sample is shifted in the oil back.Oil outlet 3 is arranged on the rear portion that keeps off oilcan cover 1, is convenient to oil sample and directly flows out from oil outlet.
Shown in Fig. 1,2,4 or 5, for the ease of operation, the outside surface of retaining oilcan cover 1 is provided with handle 6.During operation, hold handle 6, oil-in is enclosed within on the mouth of draining the oil of self-sealing current transformer and gets final product.
As shown in Figure 5, the retaining oilcan cover 1 near oil-in 2 is provided with viewport.This viewport can conveniently be observed and get on the mouth of draining the oil whether oily push rod be against current transformer, is convenient to operation.
Structure of the present invention is the appropriate design of carrying out in conjunction with the parameter of self-sealing current transformer, its position and length of getting oily push rod 4 all is corresponding with the mouth of draining the oil of self-sealing current transformer, in use, only need oil-in of the present invention is enclosed within on the mouth of draining the oil, just can be so that get the steel ball that the inner sunken face of oily push rod props up the mouth of draining the oil, thus make insulating oil flow out from the mouth of draining the oil.
Claims (10)
1. oil taking tool that is used for self-sealing current transformer, it is characterized in that: it comprises retaining oilcan cover (1) empty in, retaining oilcan cover (1) front end is provided with the oil-in (2) of the mouth of draining the oil that can hold current transformer, also be provided with oil outlet (3) on this retaining oilcan cover (1), be provided with in retaining oilcan cover (1) with current transformer on the mouth of draining the oil in the corresponding oily push rod (4) of getting of steel ball, this front end face of getting oily push rod (4) be arranged to and the mouth of draining the oil in the inner sunken face (5) that is complementary of steel ball profile.
2. the oil taking tool that is used for self-sealing current transformer as claimed in claim 1 is characterized in that: it is L-shaped to get oily push rod (4), and its rear end is fixed on the inwall of retaining oilcan cover (1).
3. the oil taking tool that is used for self-sealing current transformer as claimed in claim 1 is characterized in that: the rear end of getting oily push rod (4) is fixed on the rear end of retaining oilcan cover (1).
4. the oil taking tool that is used for self-sealing current transformer as claimed in claim 3, it is characterized in that: retaining oilcan cover (1) is provided with thread bush (8), getting oily push rod (4) is fixed on the handle (7), get oily push rod (4) and be positioned at retaining oilcan cover (1), and handle (7) and thread bush (8) are threaded by passing thread bush (8) outward.
5. the oil taking tool that is used for self-sealing current transformer as claimed in claim 1 is characterized in that: retaining oilcan cover (1) integral body is frustum, and the diameter of its front end is less than the diameter of rear end.
6. the oil taking tool that is used for self-sealing current transformer as claimed in claim 5 is characterized in that: oil outlet (3) is positioned at the rear portion of retaining oilcan cover (1).
7. the oil taking tool that is used for self-sealing current transformer as claimed in claim 6 is characterized in that: oil outlet (3) be one with the retaining oilcan cover (1) be the oil pipe that is wholely set, this oil pipe is protruding.
8. as claim 1,2,3,4,5, the 6 or 7 described oil taking tools that are used for self-sealing current transformer, it is characterized in that: described oil outlet (3) is provided with sealing-plug (10).
9. the oil taking tool that is used for self-sealing current transformer as claimed in claim 8 is characterized in that: the outside surface of described retaining oilcan cover (1) is provided with handle (6).
10. the oil taking tool that is used for self-sealing current transformer as claimed in claim 8 is characterized in that: the retaining oilcan cover (1) near oil-in (2) is provided with viewport (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010143949 CN101876603A (en) | 2010-04-09 | 2010-04-09 | Oil taking tool for self-sealing current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010143949 CN101876603A (en) | 2010-04-09 | 2010-04-09 | Oil taking tool for self-sealing current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101876603A true CN101876603A (en) | 2010-11-03 |
Family
ID=43019213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010143949 Pending CN101876603A (en) | 2010-04-09 | 2010-04-09 | Oil taking tool for self-sealing current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101876603A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230853A (en) * | 2011-04-08 | 2011-11-02 | 杭州市电力局 | Pull-down device for live-line sampling of mutual inductor and connecting device of sample tap |
| CN102313656A (en) * | 2011-07-30 | 2012-01-11 | 昌乐县供电公司 | Totally-enclosed integral transferring and sampling device for transformer oil |
| CN105703259A (en) * | 2016-04-05 | 2016-06-22 | 广州供电局有限公司 | Recovery tool for dielectric oil |
| CN106092661A (en) * | 2016-08-26 | 2016-11-09 | 山东太古飞机工程有限公司 | Civil aircraft fuel emission and fuel oil sample devices |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2174598Y (en) * | 1993-08-17 | 1994-08-17 | 康友明 | Pedal water tap |
| CN2247861Y (en) * | 1996-01-25 | 1997-02-19 | 倪有发 | Oil sealed sampling device |
| CN2475827Y (en) * | 2001-01-19 | 2002-02-06 | 吉树春 | A controllable discharge oil valve for oil well sampling and valve opening implement |
| CN2711388Y (en) * | 2004-07-29 | 2005-07-20 | 福建省南安市新达阀门厂 | Freeze-proofing sampling valve for water-injection well |
| CN201340779Y (en) * | 2008-12-16 | 2009-11-04 | 上海宝钢设备检修有限公司 | Oil discharge device of oil-immersed transformer |
-
2010
- 2010-04-09 CN CN 201010143949 patent/CN101876603A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2174598Y (en) * | 1993-08-17 | 1994-08-17 | 康友明 | Pedal water tap |
| CN2247861Y (en) * | 1996-01-25 | 1997-02-19 | 倪有发 | Oil sealed sampling device |
| CN2475827Y (en) * | 2001-01-19 | 2002-02-06 | 吉树春 | A controllable discharge oil valve for oil well sampling and valve opening implement |
| CN2711388Y (en) * | 2004-07-29 | 2005-07-20 | 福建省南安市新达阀门厂 | Freeze-proofing sampling valve for water-injection well |
| CN201340779Y (en) * | 2008-12-16 | 2009-11-04 | 上海宝钢设备检修有限公司 | Oil discharge device of oil-immersed transformer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230853A (en) * | 2011-04-08 | 2011-11-02 | 杭州市电力局 | Pull-down device for live-line sampling of mutual inductor and connecting device of sample tap |
| CN102313656A (en) * | 2011-07-30 | 2012-01-11 | 昌乐县供电公司 | Totally-enclosed integral transferring and sampling device for transformer oil |
| CN102313656B (en) * | 2011-07-30 | 2013-06-05 | 昌乐县供电公司 | Totally-enclosed integral transferring and sampling device for transformer oil |
| CN105703259A (en) * | 2016-04-05 | 2016-06-22 | 广州供电局有限公司 | Recovery tool for dielectric oil |
| CN106092661A (en) * | 2016-08-26 | 2016-11-09 | 山东太古飞机工程有限公司 | Civil aircraft fuel emission and fuel oil sample devices |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101103 |