CN109215983A - A kind of improvement structure of oil-immersed transformer oil monitoring ejector - Google Patents
A kind of improvement structure of oil-immersed transformer oil monitoring ejector Download PDFInfo
- Publication number
- CN109215983A CN109215983A CN201811192359.8A CN201811192359A CN109215983A CN 109215983 A CN109215983 A CN 109215983A CN 201811192359 A CN201811192359 A CN 201811192359A CN 109215983 A CN109215983 A CN 109215983A
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- CN
- China
- Prior art keywords
- binding post
- oil
- conducting rod
- casing
- terminal box
- Prior art date
- 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.)
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Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 238000012856 packing Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 12
- 239000011796 hollow space material Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- 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
-
- 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
- H01F27/28—Coils; Windings; Conductive connections
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The present invention relates to technical field of electric power, more particularly, to a kind of improvement structure of oil-immersed transformer oil monitoring ejector, including transformer lateral wall, the first binding post, the second binding post, first binding post and the second binding post are all to stretch out transformer lateral wall, and the first binding post is parallel to each other with the second binding post and does not contact；It is characterized by: the improvement structure of the oil-immersed transformer oil monitoring ejector also has lead end cap, cover board, terminal box, connecting cavity, attaching nut, interior fixation hole, outer fixation hole, first sleeve, the first seal assembly, the second casing, the first washer, the first nut, the first conducting rod, third casing, the second seal assembly, Quadruplet pipe, second packing ring, the second nut, the second conducting rod.The present invention mainly has following advantageous effects: monitoring line dismounting is more convenient, working efficiency is higher, the risk of oil leak will not occur, and transformer is more safe and reliable.
Description
Technical field
The present invention relates to technical field of electric power, more particularly, to a kind of improvement of oil-immersed transformer oil monitoring ejector
Structure.
Background technique
At present in terms of oil-immersed transformer oil monitoring, arranged strictly to implement the Guo Wang company great anti-accident of 18 power grids
The requirement applied, the monitoring of oil-immersed transformer oil need leading-out terminal, facilitate the requirement of on-line monitoring.But because of the transformer of situ part
Date of manufacture is more early, these are not easy to the transformer oil of on-line monitoring for ejector, has been unable to meet the requirement of operation of power networks.
Oily monitoring unit such as Fig. 1 of oil-immersed transformer in the prior art, figure label 95 are transformer lateral wall, are stretched out
The lateral wall is the first binding post 811 and the second binding post 821, and the first binding post 811 is mutual not phase with the second binding post 821
Even, certainly, in order to make the first binding post 811 and the second binding post 821 be pierced by lateral wall, there is fairlead on lateral wall, the
One binding post 811 and the second binding post 821 are used to monitor the electrical characteristics of the oil of inside transformer；The oil of inside transformer is in addition to seeing
Outside oil ga(u)ge, also need to carry out periodic monitoring；In order to reach periodic monitoring, therefore connect on the first binding post 811 and the second binding post 821
Lead-out wire test when necessarily remove, due to continually twist with take, can make the first binding post and the second binding post loosening, make
At the decline of sealing performance between transformer lateral wall, or even will cause the leakage of oil, serious person causes the failure of transformer,
Cause great economic loss.
Summary of the invention
To solve the above problems, changing the purpose of the present invention is to provide a kind of oil-immersed transformer oil monitoring ejector
Into structure, what the present invention adopts the following technical solutions to realize.
A kind of improvement structure of oil-immersed transformer oil monitoring ejector, including transformer lateral wall, the first binding post,
Second binding post, the first binding post and the second binding post are all to stretch out transformer lateral wall, and the first binding post connects with second
Terminal is parallel to each other and does not contact；It is characterized by: the improvement structure of the oil-immersed transformer oil monitoring ejector also has
There are lead end cap, cover board, terminal box, connecting cavity, attaching nut, interior fixation hole, outer fixation hole, first sleeve, the first sealing group
Part, the second casing, the first washer, the first nut, the first conducting rod, third casing, the second seal assembly, Quadruplet pipe, second
Washer, the second nut, the second conducting rod, lead end cap a part is embedded in transformer lateral wall and some another stretching becomes
Depressor lateral wall, is hydraulic seal between lead end cap and transformer lateral wall, lead end cap center be it is hollow, first connects
Terminal and the second binding post are pierced by the hollow space in lead end cap center, successively divide except lead end cap hollow space to outer edge
Be furnished with interior fixing hole, connecting hole, outer fixing hole, the center of cover board be it is hollow, terminal box is located at the hollow space of cover board
Outside, terminal box outwardly protrudes cover board, and terminal box is the thin walled structure of cuboid, the face that terminal box is connect with cover board
It is opening, the opening portion of terminal box forms terminal box chamber, has on the side wall of the arranged on left and right sides of terminal box through side wall
Opening, referred to as left side opening and right openings, the inner end of the first binding post and the second binding post be all located at transformer lateral wall it
Interior, the other end of the first binding post is connected in the intracavitary one end with the first conducting rod of terminal box, the other end of the second binding post
It is connected in the intracavitary one end with the second conducting rod of terminal box, the outer cover of the first conducting rod is equipped with first sleeve, first sleeve
One end be protrude into left side opening and be that liquid seals between first sleeve and terminal box, the outer cover of the second conducting rod is equipped with
Third casing, one end of third casing are that protrude between right openings and third casing and terminal box be that liquid seals, connection
Nut, which penetrates connecting cavity and is fixed in connecting hole, fixes cover board mutually with lead end cap, is placed between cover board and lead end cap
Sealing ring, bolt one end pass through interior fixation hole and hole on sealing ring, are screwed into interior fixing hole again, keep cover board and lead end cap solid
Determine and fix cover board with lead end cap, fastening screw one end passes through outer fixation hole and hole on sealing ring, is screwed into outer fixation again
Cover board and lead end cap are fixed with hole and are fixed cover board and lead end cap and made the two further sealing；First seal assembly
It is socketed on the first conducting rod except first sleeve, the second casing is socketed in the first conducting rod except the first seal assembly
On, the first washer is socketed on the first conducting rod except the second casing, and the first nut set is screwed in first except the first washer
On conducting rod；Second seal assembly is socketed on the second conducting rod except third casing, and Quadruplet pipe is socketed in the second sealing
On the second conducting rod except component, second packing ring is socketed on the second conducting rod except Quadruplet pipe, and the second nut set is twisted
On the second conducting rod except second packing ring.
A kind of improvement structure of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: the lid
Plate, terminal box material be all conductive.
The improvement structure of a kind of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: described the
Sleeve, the second casing, third casing, Quadruplet pipe material all be insulation.
The improvement structure of a kind of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: described the
Sleeve, the second casing, third casing, Quadruplet pipe material be all insulating ceramics.
The improvement structure of a kind of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: described close
The material of seal is nitrile rubber.
The present invention mainly has following advantageous effects: monitoring line dismounting is more convenient, working efficiency is higher, will not occur
The risk of oil leak, transformer are more safe and reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that transformer oil in the prior art monitors ejector part.
Fig. 2 is that transformer oil monitors the structural schematic diagram that ejector is partly improved structure in the present invention.
Fig. 3 is the partial structure diagram that the present invention applies in transformer.
Specific embodiment
In order to enable place technical field personnel to be advantageously carried out this patent, with reference to the accompanying drawings of the specification to specific implementation
Mode is described in further detail, in figure drawing reference numeral represent meaning it is as follows: 1-cover board, 2-terminal boxes, 10-connecting cavities,
11-attaching nuts, 12-outer fixation holes, 13-interior fixation holes, 31-first sleeves, the 41-the first seal assembly, 51-the second
Casing, the 61-the first washer, the 71-the first nut, the 81-the first conducting rod, 91-the first monitoring line, 32-third casings,
42-the second seal assembly, the 52-the Quadruplet pipe, 62-second packing rings, the 72-the second nut, the 82-the second conducting rod, 92-the
Two monitoring lines, 93-ground lines, 94-grounds, 95-transformer lateral walls, the 811-the first binding post, the 821-the second wiring
Column.
It please refers to Fig.1 to Fig.3, a kind of improvement structure of oil-immersed transformer oil monitoring ejector, including outside transformer
Side wall 95, the first binding post 811, the second binding post 821, the first binding post and the second binding post are all to stretch out transformer lateral wall
, and the first binding post is parallel to each other with the second binding post and does not contact；It is characterized by: the oil-immersed transformer oil monitoring
The improvement structure of ejector also has lead end cap, cover board 1, terminal box 2, connecting cavity 10, attaching nut 11, interior fixation hole
12, outer fixation hole 13, first sleeve 31, the first seal assembly 41, the second casing 51, the first washer 61, the first nut 71, first
Conducting rod 81, third casing 32, the second seal assembly 42, Quadruplet pipe 52, second packing ring 62, the second nut 72, second are conductive
Bar 82, lead end cap a part is embedded in transformer lateral wall and some another stretching transformer lateral wall, lead end cap
Hydraulic seal between transformer lateral wall, lead end cap center be it is hollow, the first binding post and the second binding post are worn
The hollow space in lead end cap center out has been sequentially distributed interior fixing hole, company to outer edge except lead end cap hollow space
Connect hole, outer fixing hole, the center of cover board 1 be it is hollow, terminal box 2 is located at the outside of the hollow space of cover board, and terminal box is
Cover board is outwardly protruded, terminal box is the thin walled structure of cuboid, and the face that terminal box is connect with cover board is opening, terminal box
Opening portion form terminal box chamber, there is the opening through side wall, referred to as left side is opened on the side wall of the arranged on left and right sides of terminal box
The inner end of mouth and right openings, the first binding post 811 and the second binding post 821 is all located within transformer lateral wall, and first connects
The other end of terminal is connected in the intracavitary one end with the first conducting rod 81 of terminal box, and the other end of the second binding post is in terminal box
Intracavitary one end with the second conducting rod 82 is connected, and the outer cover of the first conducting rod is equipped with first sleeve 31, and the one of first sleeve
End is to protrude into left side opening and be that liquid seals between first sleeve and terminal box, and the outer cover of the second conducting rod is equipped with third
Casing 32, one end of third casing are that protrude between right openings and third casing and terminal box be that liquid seals, and connect spiral shell
Mother 11, which penetrates connecting cavity 10 and is fixed in connecting hole, fixes cover board mutually with lead end cap, places between cover board and lead end cap
There is a sealing ring, bolt one end passes through interior fixation hole 12 and hole on sealing ring, is screwed into interior fixing hole again, makes cover board and lead end
Lid is fixed simultaneously to fix cover board with lead end cap, and hole of the fastening screw one end across outer fixation hole 13 and on sealing ring is screwed into again
Outer fixing hole fixes cover board and lead end cap and fixes cover board and lead end cap and make the two further sealing；First is close
Sealing assembly 41 is socketed on the first conducting rod except first sleeve, and the second casing 51 is socketed in except the first seal assembly
On one conducting rod, the first washer 61 is socketed on the first conducting rod except the second casing, and the first 71 sets of nut is screwed in the first pad
On the first conducting rod except circle；Second seal assembly 42 is socketed on the second conducting rod except third casing, Quadruplet pipe
52 are socketed on the second conducting rod except the second seal assembly, and second packing ring 62 is socketed in the second conduction except Quadruplet pipe
On bar, on the second conducting rod that the second 72 sets of nut is screwed in except second packing ring.
A kind of improvement structure of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: the lid
Plate, terminal box material be all conductive.
The improvement structure of a kind of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: described the
Sleeve, the second casing, third casing, Quadruplet pipe material all be insulation.
The improvement structure of a kind of oil-immersed transformer oil monitoring ejector described above, it is characterised in that: described close
The material of seal is nitrile rubber.
The present invention at work, the first monitoring line 91 is socketed on 81 other end of the first conducting rod, and be located at the
Between one washer 61 and the first nut 71, the first nut 71, which is tightened, makes the first monitoring line 91 be adjacent to the first washer 61；By the second prison
Survey line 92 is socketed on 82 other end of the second conducting rod, and is located between second packing ring 62 and the second nut 72, the second spiral shell
Mother 72, which tightens, makes the second monitoring line 92 be adjacent to second packing ring 62；It is grounded in 93 1 end Jie terminal boxes 2, is grounded 93 other ends
It connects and is grounded on ground 94；The other end of first monitoring line 91 and the second monitoring line 92 is introduced into detection device；The
It is discontiguous between one conducting rod and the second conducting rod.
In the present invention, due to improving transformer oil monitoring ejector, so that: in the ground resistance of test transformer oil
When, it is only necessary to it is backed out by from the first conducting rod and the second conducting rod, when installation also only needs to be mounted on the first conducting rod and
It is this so that will not cause to improve pervious first binding post 811 and second in the case where frequent dismounting on two conducting rods
The loosening of binding post 821, situations such as oil leak will not be generated, moreover, more square for the replacement of transformer oil monitoring ejector
Just, it improves work efficiency；Ensure the safety of oil-immersed transformer and reliable.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (6)
1. a kind of improvement structure of oil-immersed transformer oil monitoring ejector, including transformer lateral wall, the first binding post,
Second binding post, the first binding post and the second binding post are all to stretch out transformer lateral wall, and the first binding post connects with second
Terminal is parallel to each other and does not contact；It is characterized by: the improvement structure of the oil-immersed transformer oil monitoring ejector also has
There are lead end cap, cover board, terminal box, connecting cavity, attaching nut, interior fixation hole, outer fixation hole, first sleeve, the first sealing group
Part, the second casing, the first washer, the first nut, the first conducting rod, third casing, the second seal assembly, Quadruplet pipe, second
Washer, the second nut, the second conducting rod, lead end cap a part is embedded in transformer lateral wall and some another stretching becomes
Depressor lateral wall, is hydraulic seal between lead end cap and transformer lateral wall, lead end cap center be it is hollow, first connects
Terminal and the second binding post are pierced by the hollow space in lead end cap center, successively divide except lead end cap hollow space to outer edge
Be furnished with interior fixing hole, connecting hole, outer fixing hole, the center of cover board be it is hollow, terminal box is located at the hollow space of cover board
Outside, terminal box outwardly protrudes cover board, and terminal box is the thin walled structure of cuboid, the face that terminal box is connect with cover board
It is opening, the opening portion of terminal box forms terminal box chamber, has on the side wall of the arranged on left and right sides of terminal box through side wall
Opening, referred to as left side opening and right openings, the inner end of the first binding post and the second binding post be all located at transformer lateral wall it
Interior, the other end of the first binding post is connected in the intracavitary one end with the first conducting rod of terminal box, the other end of the second binding post
It is connected in the intracavitary one end with the second conducting rod of terminal box, the outer cover of the first conducting rod is equipped with first sleeve, first sleeve
One end be protrude into left side opening and be that liquid seals between first sleeve and terminal box, the outer cover of the second conducting rod is equipped with
Third casing, one end of third casing are that protrude between right openings and third casing and terminal box be that liquid seals, connection
Nut, which penetrates connecting cavity and is fixed in connecting hole, fixes cover board mutually with lead end cap, is placed between cover board and lead end cap
Sealing ring, bolt one end pass through interior fixation hole and hole on sealing ring, are screwed into interior fixing hole again, keep cover board and lead end cap solid
Determine and fix cover board with lead end cap, fastening screw one end passes through outer fixation hole and hole on sealing ring, is screwed into outer fixation again
Cover board and lead end cap are fixed with hole and are fixed cover board and lead end cap and made the two further sealing；First seal assembly
It is socketed on the first conducting rod except first sleeve, the second casing is socketed in the first conducting rod except the first seal assembly
On, the first washer is socketed on the first conducting rod except the second casing, and the first nut set is screwed in first except the first washer
On conducting rod；Second seal assembly is socketed on the second conducting rod except third casing, and Quadruplet pipe is socketed in the second sealing
On the second conducting rod except component, second packing ring is socketed on the second conducting rod except Quadruplet pipe, and the second nut set is twisted
On the second conducting rod except second packing ring.
2. a kind of improvement structure of oil-immersed transformer oil monitoring ejector according to claim 1, it is characterised in that:
The cover board, terminal box material be all conductive.
3. according to claim 1 or a kind of improvement structure of oil-immersed transformer oil as claimed in claim 2 monitoring ejector,
It is characterized by: the material of the first sleeve, the second casing, third casing, Quadruplet pipe is all insulation.
4. a kind of improvement structure of oil-immersed transformer oil monitoring ejector according to claim 3, it is characterised in that:
The material of the sealing ring is nitrile rubber.
5. according to claim 1 or a kind of improvement structure of oil-immersed transformer oil as claimed in claim 2 monitoring ejector,
It is characterized by: the material of the sealing ring is nitrile rubber.
6. a kind of improvement structure of oil-immersed transformer oil monitoring ejector according to claim 3, it is characterised in that:
The first sleeve, the second casing, third casing, Quadruplet pipe material be all insulating ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811192359.8A CN109215983B (en) | 2018-10-13 | 2018-10-13 | Improved structure of oil immersed transformer oil monitoring and leading-out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811192359.8A CN109215983B (en) | 2018-10-13 | 2018-10-13 | Improved structure of oil immersed transformer oil monitoring and leading-out device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109215983A true CN109215983A (en) | 2019-01-15 |
| CN109215983B CN109215983B (en) | 2024-06-25 |
Family
ID=64980162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811192359.8A Active CN109215983B (en) | 2018-10-13 | 2018-10-13 | Improved structure of oil immersed transformer oil monitoring and leading-out device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109215983B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203839158U (en) * | 2014-04-14 | 2014-09-17 | 丹阳市金诺电器有限公司 | Oil-oil bushing used inside oil-immersed transformer |
| CN105185524A (en) * | 2015-09-28 | 2015-12-23 | 江苏省电力公司泰州供电公司 | Oil-gas separated charged oil supply device of oil immersed mutual inductor and implementation method of oil-gas separated charged oil supply device |
| CN106783093A (en) * | 2017-02-06 | 2017-05-31 | 苏州翰为电气科技有限公司 | A kind of oil-filled transformer is with hermetically sealed combined type 1kV grades of sleeve pipe |
| CN208848729U (en) * | 2018-10-13 | 2019-05-10 | 国网湖北省电力有限公司随州供电公司 | A kind of improvement structure of oil-immersed transformer oil monitoring ejector |
-
2018
- 2018-10-13 CN CN201811192359.8A patent/CN109215983B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203839158U (en) * | 2014-04-14 | 2014-09-17 | 丹阳市金诺电器有限公司 | Oil-oil bushing used inside oil-immersed transformer |
| CN105185524A (en) * | 2015-09-28 | 2015-12-23 | 江苏省电力公司泰州供电公司 | Oil-gas separated charged oil supply device of oil immersed mutual inductor and implementation method of oil-gas separated charged oil supply device |
| CN106783093A (en) * | 2017-02-06 | 2017-05-31 | 苏州翰为电气科技有限公司 | A kind of oil-filled transformer is with hermetically sealed combined type 1kV grades of sleeve pipe |
| CN208848729U (en) * | 2018-10-13 | 2019-05-10 | 国网湖北省电力有限公司随州供电公司 | A kind of improvement structure of oil-immersed transformer oil monitoring ejector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109215983B (en) | 2024-06-25 |
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