CN102637501B - Oil immersed discharge coil - Google Patents
Oil immersed discharge coil Download PDFInfo
- Publication number
- CN102637501B CN102637501B CN201210141959.8A CN201210141959A CN102637501B CN 102637501 B CN102637501 B CN 102637501B CN 201210141959 A CN201210141959 A CN 201210141959A CN 102637501 B CN102637501 B CN 102637501B
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- Prior art keywords
- oil
- discharge coil
- fuel tank
- flange
- immersed discharge
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Abstract
The invention discloses an oil immersed discharge coil which comprises a high-voltage rolling crimp ferrule, a low-voltage rolling crimp ferrule, an oil tank, an ascending seat and a flange, wherein the materials of the ascending seat and the flange are the same as that of the oil tank; the oil tank is provided with an expansion box, whose air vent uses the same material with that of the oil tank; and the connection parts of the components with the same material of the oil immersed discharge coil are connected in a fusion welding manner. With the adoption of the oil immersed discharge coil disclosed by the embodiment of the invention, as the components of the oil immersed discharge coil are connected by adopting a seamless fusion welding process, the oil immersed discharge coil is fully sealed, and the problem of oil leakage of the oil immersed discharge coil is solved; and meanwhile, the oil immersed discharge coil is free from maintenance due to no leakage, so that a large amount of maintenance cost can be saved.
Description
Technical field
The present invention relates to field of power, in particular, relate to a kind of oil-immersed discharge coil.
Background technology
Discharge coil is connected in parallel with high-voltage parallel capacitor group for electric power system, and the residual charge after capacitor group is excised from electric power system is released rapidly.To make residual voltage be reduced to setting in official hour, the safety of equipment and maintainer's safety when guaranteeing again to close a floodgate.
The discharge coil structure and the kind that in electric power system at present, use are a lot, such as: oil immersed type, semiclosed cast-type, totally-enclosed cast-type etc.Due to structure and technologic reason, above product all exists shortcoming, and such as cast-type product exists the shortcoming of easy cracking, antifouling ability, oil immersed type product exists leakage of oil and the discontented shortcoming of oiling.
Oil immersed type discharge lines of the prior art comprises bushing, low-tension bushing, rising seat and fuel tank; Wherein, bushing or utilize flange soldering to be connected to raise seat upper, and risings seat is welded in fuel tank cap, or utilize mechanical devices by bushing be directly assembled to raise or fuel tank cap on; Low-tension bushing or directly by flange soldering in fuel tank cap, or the same mechanical devices that utilizes is directly assembled in fuel tank cap; The oil pressure compensation arrangement of product uses expansion box or lubricating cup dress oil conservator; Described expansion box utilizes the mode of soldering to be connected on fuel tank.
In actual application, the high and low pressure sleeve pipe of oil-immersed discharge coil and being connected of fuel tank cap, no matter adopting is that assembled connects or soldering formula connects, and all cannot avoid the leakage of oil problem of oil-immersed discharge coil.Wherein, the leakage of oil approach that assembled connects is the seal gasket place seepage from assembly connection; And the leakage of oil approach of soldering formula sleeve pipe is from the micro-crack place seepage after weld seam slag inclusion or the sleeve stress of soldering.In addition, the expansion box of fuel tank side and the commissure of fuel tank also there will be the problem of leakage of oil.The problem of oil-immersed discharge coil leakage of oil has increased the maintenance cost of discharge coil simultaneously.
To sum up, how providing a kind of oil-immersed discharge coil, can realize Full-sealed non-seepage leakage and non-maintaining, is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
In view of this, the invention provides a kind of oil-immersed discharge coil, to overcome leakage of oil and the high problem of maintenance cost that in prior art, oil-immersed discharge coil occurs.
For achieving the above object, the invention provides following technical scheme:
A kind of oil-immersed discharge coil, comprises that high pressure rolls crimping sleeve, low pressure and rolls crimping sleeve, fuel tank and have rising seat and the flange of identical material with described fuel tank; On described fuel tank, be provided with the expansion box with described fuel tank with identical material venthole; The above-mentioned connected position of each parts with identical material connects by melting welding welding manner.
Wherein, the described material that raises seat, described flange and described fuel tank is stainless steel material or cold-rolled steel material.
Wherein, described melting welding is welded as argon arc welding welding.
Wherein, described expansion box is arranged on side or the bottom surface of described fuel tank.
Known via above-mentioned technical scheme, compared with prior art, the embodiment of the invention discloses a kind of oil-immersed discharge coil, described oil-immersed discharge coil comprises that high pressure rolls crimping sleeve, low pressure and rolls crimping sleeve, fuel tank and have rising seat and the flange of identical material with described fuel tank; On described fuel tank, be provided with the expansion box with described fuel tank with identical material venthole, the above-mentioned connected position of each parts with identical material of oil-immersed discharge coil connects by melting welding welding manner.The disclosed oil-immersed discharge coil of the embodiment of the present invention, owing to adopting seamless melting welding welding procedure to connect each parts of oil-immersed discharge coil, realize the hermetically sealed of oil-immersed discharge coil, overcome the leakage of oil problem of oil-immersed discharge coil, described oil-immersed discharge coil avoids safeguarding because ne-leakage is oily simultaneously, has saved a large amount of maintenance costs.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
Fig. 1 is the front view of the disclosed oil-immersed discharge coil of the embodiment of the present invention;
Fig. 2 is the end view of the disclosed Fig. 1 of the embodiment of the present invention;
High pressure rolls that crimping sleeve 1, low pressure roll crimping sleeve 2, raise seat 3, flange 4, fuel tank, 5, expansion box 51.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the front view of the disclosed oil-immersed discharge coil of the embodiment of the present invention, Fig. 2 is the end view of the disclosed Fig. 1 of the embodiment of the present invention, see figures.1.and.2, the disclosed oil-immersed discharge coil of the embodiment of the present invention can comprise that the high pressure of identical material rolls crimping sleeve 1, low pressure is rolled crimping sleeve 2, rising seat 3, flange 4 and fuel tank 5; On described fuel tank, be provided with the expansion box 51 with described fuel tank with identical material venthole; The above-mentioned connected position of each parts with identical material connects by melting welding welding manner;
Roll crimping sleeve and be widely used on capacitor series products because its percolation ratio is low, mesohigh sleeve pipe of the present invention and low-tension bushing all adopt high pressure that percolation ratio is extremely low to roll crimping sleeve and low pressure is rolled crimping sleeve.
Preferably, the above-mentioned all parts of described oil-immersed discharge coil, the material of raise seat 3, flange 4 and fuel tank 5 is stainless steel material; Adopt stainless steel material, not only attractive in appearance, and durable; Certainly, the material of above-mentioned oil-immersed discharge coil all parts can be also other materials, such as alloy, cold-rolled steel sheet etc.; Described flange 4 is connected to described rising seat 3 for making high pressure roll crimping sleeve 1 by melting welding, also for make low pressure roll crimping sleeve melting welding be connected to fuel tank 5 on cover.
Wherein, described melting welding is welded as argon arc welding welding, adopts argon-are welding technology, has realized the seamless welding of all parts of the identical material of described oil-immersed discharge coil; In the process of welding, can adopt multiple welding manner, as spot welding, continuous welding etc.; By this welding manner, not only smooth and beautiful appearance of the connecting portion of all parts on described oil-immersed discharge coil, and realize the hermetically sealed of oil-immersed discharge coil, while having solved the connection of prior art employing assembled, soldering or the connection of braze welding type technique, connect the problem of gap or commissure leakage of oil, simultaneously hermetic oil-immersed discharge coil because of ne-leakage oil and commissure smooth, avoid O&M personnel's maintenance.
Preferably, described expansion box 51 can be arranged on the side of described fuel tank 5, and the venthole of described expansion box 51 is identical with the material of described fuel tank 5, and adopts melting welding welding manner to be connected with described fuel tank 5, has realized seamless welding, ne-leakage oil; Certainly, the position of described expansion box 51 is not confined to the side of described fuel tank 5, can be arranged on the bottom surface of described oil-immersed discharge coil yet.
Each link of the disclosed oil-immersed discharge coil of the embodiment of the present invention adopts identical material, and the junction of the parts of each identical material adopts hermetically sealed melting welding welding procedure, smooth surface ne-leakage oil; By the disclosed oil-immersed discharge coil of the embodiment of the present invention, realize the hermetically sealed of oil-immersed discharge coil, overcome the leakage of oil problem of oil-immersed discharge coil; Due to oil-immersed discharge coil ne-leakage oil, make described oil-immersed discharge coil avoid safeguarding simultaneously, saved a large amount of manpower and materials.
Also it should be noted that, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. an oil-immersed discharge coil, it is characterized in that, comprise that high pressure rolls crimping sleeve, low pressure and rolls crimping sleeve, fuel tank and have rising seat and the flange of identical material with described fuel tank, wherein, fuel tank top is provided with flange, low pressure is rolled crimping sleeve and is arranged at the top of flange, and the side that flange position is set on fuel tank top is provided with the seat that raises, and high pressure rolls crimping sleeve and be arranged at by another flange the top of the seat that raises; On described fuel tank, be provided with the expansion box with described fuel tank with identical material venthole, the venthole of expansion box is identical with the material of described fuel tank; The above-mentioned connected position of each parts with identical material connects by melting welding welding manner, realizes seamless welding.
2. discharge coil according to claim 1, is characterized in that, the described material that raises seat, described flange and described fuel tank is stainless steel material or cold-rolled steel material.
3. discharge coil according to claim 1, is characterized in that, described melting welding is welded as argon arc welding welding.
4. discharge coil according to claim 1, is characterized in that, described expansion box is arranged on side or the bottom surface of described fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141959.8A CN102637501B (en) | 2012-05-09 | 2012-05-09 | Oil immersed discharge coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141959.8A CN102637501B (en) | 2012-05-09 | 2012-05-09 | Oil immersed discharge coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102637501A CN102637501A (en) | 2012-08-15 |
| CN102637501B true CN102637501B (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210141959.8A Expired - Fee Related CN102637501B (en) | 2012-05-09 | 2012-05-09 | Oil immersed discharge coil |
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| Country | Link |
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| CN (1) | CN102637501B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061680U (en) * | 1989-12-22 | 1990-09-05 | 李健超 | Expansion radiator for high-voltage electric appliance products |
| CN2591721Y (en) * | 2003-01-04 | 2003-12-10 | 李会民 | Dry discharge coil |
| CN201051432Y (en) * | 2007-06-21 | 2008-04-23 | 姚志周 | A discharging loop for high-voltage parallel capacitor |
| CN201527881U (en) * | 2009-09-28 | 2010-07-14 | 沈阳全密封变压器股份有限公司 | Transformer tank adopting trapezoidal rising base structure |
| CN202564013U (en) * | 2012-05-09 | 2012-11-28 | 青岛市恒顺电气股份有限公司 | Oil-immersed discharge coil |
-
2012
- 2012-05-09 CN CN201210141959.8A patent/CN102637501B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061680U (en) * | 1989-12-22 | 1990-09-05 | 李健超 | Expansion radiator for high-voltage electric appliance products |
| CN2591721Y (en) * | 2003-01-04 | 2003-12-10 | 李会民 | Dry discharge coil |
| CN201051432Y (en) * | 2007-06-21 | 2008-04-23 | 姚志周 | A discharging loop for high-voltage parallel capacitor |
| CN201527881U (en) * | 2009-09-28 | 2010-07-14 | 沈阳全密封变压器股份有限公司 | Transformer tank adopting trapezoidal rising base structure |
| CN202564013U (en) * | 2012-05-09 | 2012-11-28 | 青岛市恒顺电气股份有限公司 | Oil-immersed discharge coil |
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| Publication number | Publication date |
|---|---|
| CN102637501A (en) | 2012-08-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: QINGDAO HENGSHUN ZHONGSHENG GROUP CO., LTD. Free format text: FORMER NAME: QINGDAO EVERCONTAINING ELECTRIC CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 266108 Airport Industrial Park, Liuting street, Chengyang District, Shandong, Qingdao Patentee after: QINGDAO HENGSHUN ZHONGSHENG GROUP CO,. LTD. Address before: 266108 Shandong Province, Qingdao city Chengyang District Airport Industrial Park No. three West Gate Patentee before: Evercontaining Electric Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20200509 |
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| CF01 | Termination of patent right due to non-payment of annual fee |