CN110648827A - Siemens transformer oil-out connecting device - Google Patents
Siemens transformer oil-out connecting device Download PDFInfo
- Publication number
- CN110648827A CN110648827A CN201910973768.XA CN201910973768A CN110648827A CN 110648827 A CN110648827 A CN 110648827A CN 201910973768 A CN201910973768 A CN 201910973768A CN 110648827 A CN110648827 A CN 110648827A
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- CN
- China
- Prior art keywords
- detector
- section
- oil outlet
- connecting shell
- nut
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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.)
- Pending
Links
- 239000001257 hydrogen Substances 0.000 claims abstract description 29
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 23
- 239000000523 sample Substances 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 8
- 210000004907 gland Anatomy 0.000 claims 6
- 238000009434 installation Methods 0.000 abstract description 9
- 238000007599 discharging Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention provides a Siemens transformer oil outlet connecting device, which comprises an oil outlet connecting shell, a detector connecting shell and a dismounting rod, wherein one end of the oil outlet connecting shell is provided with an internal thread used for being connected outside an oil outlet of a transformer, the other end of the oil outlet connecting shell is butted with one end of the detector connecting shell, the other end of the detector connecting shell is provided with a first jack section matched with the dismounting rod, the detector connecting shell is also provided with a second jack section communicated with an internal cavity of the detector connecting shell, the dismounting rod comprises a screwing section, a middle rod section and a driving section which are sequentially connected, the middle rod section is inserted and penetrates through the first jack section, the screwing section comprises a limiting block connected with the end part of the middle rod section and a screwing square block connected with the limiting block, the internal thread of the oil outlet of the transformer is connected with an oil discharging bolt, the end part of the screwing square block is matched and driven with a square concave, and the online installation of a hydrogen detector can be realized, and the online detection of hydrogen is realized.
Description
Technical Field
The invention relates to an oil outlet connecting device, in particular to a Siemens transformer oil outlet connecting device.
Background
After the transformer is put into operation, the phenomenon that the content of characteristic gas H2 in oil is abnormally increased and exceeds the standard often occurs, so a hydrogen detector is often required to be installed at the oil outlet of the transformer to detect the hydrogen content of the transformer oil, while the installation mode of a common hydrogen online monitor is generally a flange connection mode, namely, a mechanical installation head of the online monitor is connected with a flange, the flange is installed on a valve of an oil outlet, and then the valve is opened to drain oil, however, when the valve is not arranged at the oil outlet of the transformer, particularly no valve is arranged at the oil outlet of the Siemens transformer, an oil drain bolt is screwed in the oil outlet, and the oil drain hole is blocked by the oil drain bolt, so that the blocking condition of the transformer oil is realized, for the special oil outlet structure, the online installation of the hydrogen detector can be realized on the basis of not influencing the sealing effect, realize siemens transformer oil-out connecting device of on-line measuring of hydrogen.
Disclosure of Invention
The invention aims to provide a Siemens transformer oil outlet connecting device which can realize the on-line installation of a hydrogen detector and the on-line detection of hydrogen on the basis of not influencing the sealing effect.
The invention provides the following technical scheme:
an oil outlet connecting device of a Siemens transformer comprises an oil outlet connecting shell, a detector connecting shell and a dismounting rod, wherein the oil outlet connecting shell is communicated with an inner cavity of the detector connecting shell, one end of the oil outlet connecting shell is provided with an internal thread used for being connected outside an oil outlet of the transformer, the other end of the oil outlet connecting shell is in butt joint with one end of the detector connecting shell, the other end of the detector connecting shell is provided with a first jack section matched with the dismounting rod, the detector connecting shell is also provided with a second jack section communicated with the inner cavity of the detector connecting shell, and the second jack section is used for being inserted into and matched with a probe rod of a hydrogen detector; the dismounting rod comprises a screwing section, an intermediate rod section and a driving section which are sequentially connected, the intermediate rod section is inserted into the first jack section, the driving section is located outside the detector connecting shell, the screwing section is located in the detector connecting shell, the screwing section comprises a limiting block connected to the end portion of the intermediate rod section and a screwing square block connected to the limiting block, an oil drain bolt is connected to the inner thread of an oil outlet of the transformer, and the end portion of the screwing square block can extend into a square concave hole in the end portion of the oil drain bolt to drive the oil drain bolt to drain oil in a rotating mode.
Preferably, a connecting nut is arranged on the outer side of one end, butted with the oil outlet connecting shell and the detector connecting shell, of the oil outlet connecting shell, and an external thread matched with the connecting nut is arranged on the outer side of the oil outlet connecting shell and the detector connecting shell.
Preferably, a sealing gasket is further arranged between the butt joint end of the oil outlet connecting shell and the butt joint end of the detector connecting shell.
Preferably, a first sealing sleeve is arranged between the first jack section and the middle rod section, a first outer sleeve nut is in threaded connection with the outer side of the first jack section, a first nut side end is further arranged at one end, away from the oil outlet, of the first outer sleeve nut and connected with the shell, the middle rod section penetrates out from the center of the first nut side end, and a first inner top ring is further arranged between the first nut side end and the first sealing sleeve.
Preferably, the outer side of the first sealing sleeve is a conical surface, a conical inner hole matched with the conical surface is formed in the inner side of the first insertion hole section, and the first inner top ring is abutted to the end, with the larger diameter, of the outer side of the first sealing sleeve.
Preferably, a second sealing sleeve is arranged between the hydrogen detector and the second jack section, a second outer sleeve nut is in threaded connection with the outer side of the second jack section, a second nut side end is further arranged at one end, deviating from the detector, of the second outer sleeve nut, of the connecting shell, a probe rod of the hydrogen detector penetrates out of the center of the second nut side end, and a second inner top ring is further arranged between the second nut side end and the second sealing sleeve.
The invention has the beneficial effects that: the oil-out is connected the casing threaded connection and is gone out the back to the transformer oil-out, and through coupling nut realize with the oil-out connect the casing and the detector connect the dismantlement between the casing sealed, and then insert the dismounting rod who establishes at first jack section through promoting, make the rotatory square configuration butt of its tip in the square shrinkage pool of oil drain bolt back, realize the pine of oil drain bolt and arrange oil soon through the mode of revolving the dismounting rod, and then return the normal position with dismounting rod pull, the probe rod of hydrogen detector stretches down, can realize carrying out the on-line measuring of hydrogen content to the transformer oil that flows into in the detector connection casing, and is comparatively convenient, and when can guaranteeing the leakproofness, installation cost is also lower.
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 cross-sectional view of the structure of the position of the dismounting rod and the hydrogen detector before installation of the present invention;
FIG. 2 is a sectional view showing the structure of the position of the detaching lever and the hydrogen sensor when screwing the oil drain bolt according to the present invention;
FIG. 3 is a structural sectional view showing the positions of a detaching lever and a hydrogen sensor in oil drainage after screwing an oil drain bolt according to the present invention;
FIG. 4 is a side view of the screw segment;
FIG. 5 is a partial enlarged view of portion A of FIG. 1;
notation in the figure: the oil-out detection device comprises an oil-out connecting shell 1, a detection device connecting shell 2, a dismounting rod 3, a hydrogen detection device 4, a screwing section 5, a middle rod section 6, a driving section 7, a limiting block 8, a screwing square block 9, a connecting nut 10, a sealing gasket 11, a first sealing sleeve 12, a first outer sleeve nut 13, a first inner top ring 14, a second sealing sleeve 15, a second outer sleeve nut 16 and a second inner top ring 17.
Detailed Description
With reference to fig. 1 to 5, in this embodiment, the siemens transformer oil outlet connection device includes an oil outlet connection housing 1, a detector connection housing 2, and a detachment rod 3, where the oil outlet connection housing 1 is communicated with an internal cavity of the detector connection housing 2, one end of the oil outlet connection housing 1 is provided with an internal thread for connecting to an oil outlet of a transformer, and the other end of the oil outlet connection housing is butted with one end of the detector connection housing 2, the other end of the detector connection housing 2 is provided with a first jack section matched with the detachment rod 3, the detector connection housing 2 is further provided with a second jack section communicated with the internal cavity, and the second jack section is used for being inserted into and matched with a probe rod of a hydrogen detector 4; the dismounting rod 3 comprises a screwing section 5, an intermediate rod section 6 and a driving section 7 which are sequentially connected, the intermediate rod section 6 is inserted into the first jack section, the driving section 7 is located outside the detector connecting shell 2, the screwing section 5 is located in the detector connecting shell 2, the screwing section 5 comprises a limiting block 8 connected to the end of the intermediate rod section 6 and a screwing square block 9 connected to the limiting block 8, an oil drain bolt is connected to the inner thread of an oil outlet of the transformer, the end of the screwing square block 9 can extend into a square concave hole in the end of the oil drain bolt, and oil drain bolt rotation oil drainage is driven.
The one end outside that casing 1 and detector are connected to the oil-out is connected the casing 2 butt joint is equipped with a coupling nut 10, and the oil-out is connected the casing 1 and the detector and is connected the casing 2 outside and be equipped with coupling nut 10 complex external screw thread, through making oil-out connect casing 1 and detector connect casing 2 and realize the detachable connection of combination formula to it is more convenient to make its connection installation.
A sealing gasket 11 is arranged between the butt joint ends of the oil outlet connecting shell 1 and the detector connecting shell 2, so that the sealing effect is improved.
A first sealing sleeve 12 is arranged between the first jack section and the middle rod section 6, a first outer sleeve nut 13 is in threaded connection with the outer side of the first jack section, a first nut side end is further arranged at one end, deviating from the oil outlet, of the first outer sleeve nut 13 connected with the shell 1, the middle rod section 6 penetrates out from the center of the first nut side end, and a first inner top ring 14 is further arranged between the first nut side end and the first sealing sleeve 12.
The outside of first seal cover is the toper face, and first jack section inboard be equipped with toper face complex toper hole, and the great one end butt of first interior apical ring and first seal cover outside diameter to improve sealed effect.
A second sealing sleeve 15 is arranged between the hydrogen detector 4 and the second jack section, a second outer sleeve nut 16 is in threaded connection with the outer side of the second jack section, a second nut side end is further arranged at one end, deviating from the detector, of the second outer sleeve nut 16, the probe rod of the hydrogen detector 4 penetrates out of the center of the second nut side end, and a second inner top ring 17 is further arranged between the second nut side end and the second sealing sleeve 15.
The working principle of the invention is as follows: after the thread glue is coated on the external thread of the oil outlet of the Siemens transformer matched with the internal thread of the oil outlet connecting shell 1, the oil outlet connecting shell 1 is connected to the oil outlet of the transformer; the middle rod section 6 of the dismounting rod 3 is inserted and penetrates through a first jack section of the detector connecting shell 2, and a first sealing sleeve 12, a first inner top ring 14 and a first outer nut 13 are sequentially inserted into the dismounting rod 3 and then are pre-tightened; after a sealing gasket 11 is arranged, the connecting nut 10 is locked; the front end of the probe rod of the hydrogen detector 4 is inserted into the connecting interface of the second jack section and then is pre-tightened; after the screwing square block 9 of the dismounting rod 3 extends into the square concave hole of the oil drain bolt, the oil drain bolt is driven to rotate, so that the oil drain bolt is screwed out until oil can be discharged; the dismounting rod 3 is further driven to return until the limiting block 8 abuts against the inner side of the detector connecting shell 2, and the first outer sleeve nut 13 is locked to the dismounting rod 3 and cannot be pulled; insert the back locking of depths suitable position with hydrogen detector 4's probe rod, the probe rod contacts the transformer oil that discharges from the transformer oil-out this moment, can detect the hydrogen content that contains in it, on the basis that does not influence sealed effect, can also realize hydrogen detector 4's online installation, realizes the on-line measuring of hydrogen, and is comparatively convenient, and the cost is lower.
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 (6)
1. An oil outlet connecting device of a Siemens transformer is characterized by comprising an oil outlet connecting shell, a detector connecting shell and a dismounting rod, wherein the oil outlet connecting shell is communicated with an inner cavity of the detector connecting shell, one end of the oil outlet connecting shell is provided with an internal thread used for being connected outside an oil outlet of the transformer, the other end of the oil outlet connecting shell is in butt joint with one end of the detector connecting shell, the other end of the detector connecting shell is provided with a first jack section matched with the dismounting rod, the detector connecting shell is further provided with a second jack section communicated with the inner cavity of the detector connecting shell, and the second jack section is used for being inserted and matched with a probe rod of a hydrogen detector;
the utility model discloses a detection device for oil drain bolt, including the casing, the casing is connected to the detector, the dismounting rod is including consecutive revolving section, middle-rod section and drive section, middle-rod section is inserted and is established and pass first jack section, and the drive section is located outside the casing is connected to the detector, revolve wrong section is located in the casing is connected to the detector, just revolve wrong section including connecting the stopper of middle-rod section tip and connecting revolve wrong square on the stopper, transformer oil-out female connection has an oil drain bolt, the tip of revolving wrong square can stretch into in the square shrinkage pool of oil drain bolt.
2. The Siemens transformer oil outlet connection device of claim 1, wherein a connection nut is arranged on the outer side of one end of the oil outlet connection housing in butt joint with the detector connection housing, and external threads matched with the connection nut are arranged on the outer sides of the oil outlet connection housing and the detector connection housing.
3. The Siemens transformer oil outlet connection device of claim 1, wherein a sealing gasket is further arranged between the end of the oil outlet connection housing in butt joint with the detector connection housing.
4. The siemens transformer oil outlet connection device of claim 1, wherein a first gland is disposed between said first jack section and said intermediate rod section, a first outer nut is threadedly connected to an outer side of said first jack section, a first nut side end is further disposed at an end of said first outer nut away from said oil outlet connection housing, said intermediate rod section penetrates out from a center of said first nut side end, and a first inner top ring is further disposed between said first nut side end and said first gland.
5. The Siemens transformer oil outlet connection device of claim 4, wherein an outer side of said first sealing sleeve is a tapered surface, and an inner side of said first jack section is provided with a tapered inner hole matched with said tapered surface, and said first inner top ring abuts against an end of the first sealing sleeve with a larger outer diameter.
6. The siemens transformer oil outlet connection device of claim 1, wherein a second gland is disposed between said hydrogen detector and said second jack section, a second gland nut is threadedly connected to an outer side of said second jack section, a second nut side end is further disposed at an end of said second gland nut away from said detector connection housing, a probe rod of said hydrogen detector penetrates out from a center of said second nut side end, and a second inner top ring is further disposed between said second nut side end and said second gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910973768.XA CN110648827A (en) | 2019-10-14 | 2019-10-14 | Siemens transformer oil-out connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910973768.XA CN110648827A (en) | 2019-10-14 | 2019-10-14 | Siemens transformer oil-out connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110648827A true CN110648827A (en) | 2020-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910973768.XA Pending CN110648827A (en) | 2019-10-14 | 2019-10-14 | Siemens transformer oil-out connecting device |
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| Country | Link |
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| CN (1) | CN110648827A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5131283A (en) * | 1990-11-26 | 1992-07-21 | Canfield Michael H | Tool for sampling oil from electric distribution transformer tanks for PCB contamination |
| US20020197173A1 (en) * | 2001-06-22 | 2002-12-26 | Neuberg Company Limited | Fluid discharging device |
| CN203774652U (en) * | 2014-03-11 | 2014-08-13 | 国家电网公司 | Oil guide device for transformer |
| CN104198905A (en) * | 2014-09-22 | 2014-12-10 | 杭州申昊科技股份有限公司 | On-line transformer partial discharge monitoring device with oil extraction function |
| KR20150024043A (en) * | 2013-08-26 | 2015-03-06 | 한국전력공사 | Insulating oil extraction apparatus and insulating oil extraction method using the same |
| CN106090474A (en) * | 2016-06-07 | 2016-11-09 | 国网天津市电力公司 | Transformer oil chromatographic on-Line Monitor Device fuel outlet valve oil pipe loop seals assembly of devices |
| KR20170033489A (en) * | 2015-09-16 | 2017-03-27 | 현대중공업 주식회사 | Apparatus for measuring dissolved gas and partial discharge |
| US20170089879A1 (en) * | 2015-09-25 | 2017-03-30 | Hyundai Heavy Industries Co., Ltd. | Apparatus for measuring dissolved gas and oil immersed transformer having the same |
| KR20180123850A (en) * | 2017-05-10 | 2018-11-20 | 현대일렉트릭앤에너지시스템(주) | Apparatus for measuring dissolved gas |
| CN210516452U (en) * | 2019-10-14 | 2020-05-12 | 苏州正秦电气有限公司 | Siemens transformer oil-out connecting device |
-
2019
- 2019-10-14 CN CN201910973768.XA patent/CN110648827A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5131283A (en) * | 1990-11-26 | 1992-07-21 | Canfield Michael H | Tool for sampling oil from electric distribution transformer tanks for PCB contamination |
| US20020197173A1 (en) * | 2001-06-22 | 2002-12-26 | Neuberg Company Limited | Fluid discharging device |
| KR20150024043A (en) * | 2013-08-26 | 2015-03-06 | 한국전력공사 | Insulating oil extraction apparatus and insulating oil extraction method using the same |
| CN203774652U (en) * | 2014-03-11 | 2014-08-13 | 国家电网公司 | Oil guide device for transformer |
| CN104198905A (en) * | 2014-09-22 | 2014-12-10 | 杭州申昊科技股份有限公司 | On-line transformer partial discharge monitoring device with oil extraction function |
| KR20170033489A (en) * | 2015-09-16 | 2017-03-27 | 현대중공업 주식회사 | Apparatus for measuring dissolved gas and partial discharge |
| US20170089879A1 (en) * | 2015-09-25 | 2017-03-30 | Hyundai Heavy Industries Co., Ltd. | Apparatus for measuring dissolved gas and oil immersed transformer having the same |
| CN106090474A (en) * | 2016-06-07 | 2016-11-09 | 国网天津市电力公司 | Transformer oil chromatographic on-Line Monitor Device fuel outlet valve oil pipe loop seals assembly of devices |
| KR20180123850A (en) * | 2017-05-10 | 2018-11-20 | 현대일렉트릭앤에너지시스템(주) | Apparatus for measuring dissolved gas |
| CN210516452U (en) * | 2019-10-14 | 2020-05-12 | 苏州正秦电气有限公司 | Siemens transformer oil-out connecting device |
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Address after: Room 601, Building 02, Northwest District, Suzhou Nano City, No. 99 Jinjihu Avenue, Suzhou Industrial Park, Suzhou City, Jiangsu Province, 215000 Applicant after: Suzhou Haizhuo Saisi Technology Co.,Ltd. Address before: 215000 Room 302, 17 Blocks, Northwest District of Suzhou Namicheng, 99 Jinjihu Avenue, Suzhou Industrial Park, Jiangsu Province Applicant before: Suzhou Zheng Qin Electric Co.,Ltd. |