CN207946495U - A kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation - Google Patents
A kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation Download PDFInfo
- Publication number
- CN207946495U CN207946495U CN201820422490.8U CN201820422490U CN207946495U CN 207946495 U CN207946495 U CN 207946495U CN 201820422490 U CN201820422490 U CN 201820422490U CN 207946495 U CN207946495 U CN 207946495U
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- CN
- China
- Prior art keywords
- arc spring
- spring lamination
- shelf depreciation
- transformer oil
- lower electrode
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Abstract
The utility model discloses a kind of electrode assemblies of transformer oil paper insulation void defects shelf depreciation, it is related to transformer oil paper insulation void defects shelf depreciation technical field；It powers on and is provided with lower electrode body on the downside of polar body, it is provided with recessed limiting slot on the upside of lower electrode body, several slots are evenly provided on the downside of limiting slot, conductive arc spring lamination is installed in slot, one end of conductive arc spring lamination is connect with lower electrode body, the other end of conductive arc spring lamination is equipped with contact block, and the length of contact block is respectively less than the length and 1 4cm of width of slot with width；The utility model can realize quick limit-type fixation, when in use, realize quickly limit by limiting slot, fixed without intermediate plate；It can guarantee contact, when in use, contact ensured by the contact block on conductive arc spring lamination；It is easy to operate and efficient.
Description
Technical field
The utility model belongs to transformer oil paper insulation void defects shelf depreciation technical field, and in particular to a kind of transformation
The electrode assembly of device paper oil insulation void defects shelf depreciation.
Background technology
Large-scale power transformer is the important and key equipment in operation of power networks, and safe operation is related to entire power grid
Safety.The presence of air gap easily causes the generation of shelf depreciation in paper oil insulation, to destroy insulation system, accelerate insulation ag(e)ing,
Dielectric strength is reduced, equipment fault is eventually led to.There are many reason of generating air gap, because of originals such as mechanical stress, hot-spot, vibrations
Because may all cause insulate Local Cracking or cracking generation air gap.The presence of insulative air gap can accelerate transformer oil paper insulated old
Change.Paper oil insulation internal air gap defect can reduce the firing potential of insulation, accelerate insulation ag(e)ing, reduce dielectric strength, danger
And the safe operation of transformer.Therefore, it is very to analyze the reason of air gap causes shelf depreciation and take feasible solution
Significant.
The existing electrode assembly to transformer oil paper insulation void defects shelf depreciation is carried out by fixing device
The fixation of test product wastes time when fixed, causes efficiency low.
Invention content
In view of the above-mentioned problems, the technical problem to be solved by the present invention is to provide a kind of transformer oil paper insulation air gaps to lack
The electrode assembly for falling into shelf depreciation is wasted time when fixed with solve to be previously mentioned in above-mentioned background technology, causes efficiency low
The problem of.
A kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation of the utility model, it includes top electrode
Body, lower electrode body, conductive arc spring lamination, contact block；It powers on and is provided with lower electrode body on the downside of polar body, set on the upside of lower electrode body
It is equipped with recessed limiting slot, several slots are evenly provided on the downside of limiting slot, conductive arc spring lamination is installed in slot, is led
One end of electric arc spring lamination is connect with lower electrode body, and the other end of conductive arc spring lamination is equipped with contact block, and the length of contact block
Degree is respectively less than the length and width 1-4cm of slot with width.
Preferably, the upper surface of the contact block is provided with anti-skidding salient point.
Preferably, being equipped with reinforced sheet on the side wall of the conduction arc spring lamination.
Compared with prior art, the beneficial effects of the utility model are：
One, it can realize quick limit-type fixation, when in use, quickly limit be realized by limiting slot, is fixed without intermediate plate；
Two, it can guarantee contact, when in use, contact ensured by the contact block on conductive arc spring lamination；
Three, easy to operate and efficient.
Description of the drawings：
The utility model is described in detail by following specific implementations and attached drawing for ease of explanation,.
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1- powers on polar body；Electrode body under 2-；3- conduction arc spring laminations；4- contact blocks；5- contains the oil of void defects
Paper test product.
Specific implementation mode：
To make the objectives, technical solutions and advantages of the present invention clearer, below by shown in the accompanying drawings
Specific embodiment describes the utility model.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit this reality
With novel range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid unnecessarily mixing
Confuse the concept of the utility model.
Here, it should also be noted that, in order to avoid having obscured the utility model because of unnecessary details, in the accompanying drawings
The structure and/or processing step closely related with scheme according to the present utility model are illustrate only, and is omitted and this practicality
The little other details of new relationship.
As shown in Figure 1, present embodiment uses following technical scheme：It includes powering on polar body 1, lower electrode body 2, leading
Electric arc spring lamination 3, contact block 4；The downside for powering on polar body 1 is provided with lower electrode body 2, and the upside of lower electrode body 2 is provided with recessed
Limiting slot, be evenly provided with several slots on the downside of limiting slot, conductive arc spring lamination 3, conductive arc be installed in slot
One end of shrapnel 3 is connect with lower electrode body 2, and the other end of conductive arc spring lamination 3 is equipped with contact block 4, and the length of contact block 4
The length and width 1-4cm of slot are respectively less than with width.
Further, the upper surface of the contact block 4 is provided with anti-skidding salient point.
Further, reinforced sheet is installed on the side wall of the conductive arc spring lamination 3.
The working principle of this specific embodiment: being：When in use, the oilpaper test product 5 containing void defects is placed on down
It in the limiting slot of electrode body 2, is realized and is contacted by contact block 4, and realized and push up by the elasticity of conductive arc spring lamination 3, ensured
Contact is good after powering on polar body and pushing, and is less prone to the bad problem of contact, can realize accurate test.
In the description of the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " company
Connect ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
The standardized element that the utility model uses can commercially, shaped piece according to specification and attached drawing
Record can carry out customized, the specific connection type of each part is all made of bolt ripe in the prior art, rivet, weldering
Equal conventional means are connect, machinery, part and equipment are all made of in the prior art, conventional model, in addition circuit connection is using existing
Conventional connection type in technology, this will not be detailed here.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (3)
1. a kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation, it is characterised in that：It include power on polar body,
Lower electrode body, conductive arc spring lamination, contact block；It powers on and is provided with lower electrode body on the downside of polar body, the upside setting of lower electrode body
There is recessed limiting slot, several slots are evenly provided on the downside of limiting slot, conductive arc spring lamination is installed in slot, it is conductive
One end of arc spring lamination is connect with lower electrode body, and the other end of conductive arc spring lamination is equipped with contact block, and the length of contact block
The length and width 1-4cm of slot are respectively less than with width.
2. a kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation according to claim 1, feature
It is：The upper surface of the contact block is provided with anti-skidding salient point.
3. a kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation according to claim 1, feature
It is：Reinforced sheet is installed on the side wall of the conduction arc spring lamination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820422490.8U CN207946495U (en) | 2018-03-28 | 2018-03-28 | A kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820422490.8U CN207946495U (en) | 2018-03-28 | 2018-03-28 | A kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207946495U true CN207946495U (en) | 2018-10-09 |
Family
ID=63697271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820422490.8U Expired - Fee Related CN207946495U (en) | 2018-03-28 | 2018-03-28 | A kind of electrode assembly of transformer oil paper insulation void defects shelf depreciation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207946495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112595946A (en) * | 2021-03-02 | 2021-04-02 | 奥顿电气集团有限公司 | Insulating paperboard electrical strength experiment electrode |
-
2018
- 2018-03-28 CN CN201820422490.8U patent/CN207946495U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112595946A (en) * | 2021-03-02 | 2021-04-02 | 奥顿电气集团有限公司 | Insulating paperboard electrical strength experiment electrode |
| CN112595946B (en) * | 2021-03-02 | 2021-05-07 | 奥顿电气集团有限公司 | Insulating paperboard electrical strength experiment electrode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 Termination date: 20190328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |