CN206312760U - The composite bushing of electric wire is drawn based on power capacitor - Google Patents
The composite bushing of electric wire is drawn based on power capacitor Download PDFInfo
- Publication number
- CN206312760U CN206312760U CN201621390463.4U CN201621390463U CN206312760U CN 206312760 U CN206312760 U CN 206312760U CN 201621390463 U CN201621390463 U CN 201621390463U CN 206312760 U CN206312760 U CN 206312760U
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- CN
- China
- Prior art keywords
- nut
- composite bushing
- post
- contact rod
- power capacitor
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of composite bushing that electric wire is drawn based on power capacitor, including chest, power capacitor and radiating insulating oil are placed with it, are offered on case lid for being each passed through two the two of contact rod delivery outlets, composite bushing is arranged with outside contact rod, the composite bushing includes：Bolt electrode, contact rod is electrically connected with bolt electrode；Sticking plaster, its lower link post is placed in the indent cavity outside case lid delivery outlet, and sticking plaster is enclosed within outside contact rod；Silicon rubber umbrella, is wrapped in outside sticking plaster；Metal top cap, is tightly placed in outside sticking plaster and part silicon rubber umbrella；Nut, it is made of plastic, post is threaded into, the annulus end face of nut presses the bottom back side of indent cavity in case lid, is provided with the through hole through contact rod；Silicone rubber sleeve, is enclosed within the outer surface that nut is contacted with radiating insulating oil in chest.The utility model have it is lightweight, do not break up, antifouling property is good, insulating properties and mechanical strength properties are excellent, cost performance is high beneficial effect.
Description
Technical field
The utility model is related to a kind of composite bushing that electric wire is drawn based on power capacitor, and it is mainly used in electric power and sets
Standby field.
Background technology
As China's power consumption constantly increases, the high voltage more and more higher of conveying, conveying power is also increasing, in electric power
During use, inductive load is considerably beyond capacitive load, accordingly, it would be desirable to electricity container is used as compensation of power factor, electric capacity
Device is typically mounted in the chest of intermetallic composite coating and injects radiating insulating oil, and capacitor is drawn out to electricity from capacitor box by electric wire
, it is necessary to be arranged sleeve pipe outside electric wire when on line of force road, prevent high pressure from leaking electricity, short circuit tripping operation will also seal chest, prevent radiating exhausted
From electric wire connection point outflow, in the prior art, the usual Ceramics material of the sleeve pipe is made umbrella cover shape, but ceramic material to edge oil
There is quality big, transport, installation are inconvenient, and material hardness is high but frangible, fragile, and ceramics couple use with capacitor box sub-interface
When sealing ring is sealed, rolling technology is difficult control, there is oil leak hidden danger, in addition, ceramic material not resistant, can reduce insulating properties
Can, therefore, see that cost is very high, quality defect on the whole.
The content of the invention
The utility model is not enough according to more than, there is provided a kind of composite bushing that electric wire is drawn based on power capacitor, uses
Plastics, silicon rubber etc. are used as composite bushing, the technical problem existed when thoroughly solving ceramic material as sleeve pipe.
The technical solution of the utility model is：
A kind of composite bushing that electric wire is drawn based on power capacitor, including chest, chest is by casing and case lid sealing connection
Connect, power capacitor and radiating insulating oil are placed with chest, offered on case lid for being each passed through two the two of contact rod
Individual delivery outlet, is arranged with composite bushing outside contact rod, it is characterized in that, the composite bushing includes：
Bolt electrode, is made up of threaded portion, clamping part, sealing, and the external end head of contact rod is electrically connected with bolt electrode；
Sticking plaster, is made up of upper connecting column, stage casing post, lower link post, threaded post, and lower link post is placed on case lid delivery outlet
In outer indent cavity, sticking plaster is enclosed within outside contact rod；
Silicon rubber umbrella, is wrapped in upper connecting column, stage casing post, the excircle of lower link post of sticking plaster；
Metal top cap, is tightly placed in outside the upper connecting column of sticking plaster, the sealing of bolt electrode and part silicon rubber umbrella, will
The upper connecting column of sticking plaster, the sealing of bolt electrode and part silicon rubber umbrella are fixed together；
Nut, it is made of plastic, post is threaded into, the annulus end face of nut presses the bottom back side of indent cavity in case lid,
Sticking plaster can be fixed on case lid, the through hole of contact rod is provided through on nut；
First sealing ring, between indent cavity bottom and lower link post；
Silicone rubber sleeve, is enclosed within the outer surface that nut is contacted with radiating insulating oil in chest.
Generally, the O-shaped binding post of bolt electrode jacket and fixed with nut, O-shaped binding post is again through cable and electric power
Circuit is electrically connected, and the inner of contact rod electrically connects through O-shaped binding post with capacitor, the optional hexagonal shape of clamping part, convenient wrench
Clamping.
The utility model sticking plaster and silicon rubber substitute ceramic material, significantly reduce weight, do not break up, and use the longevity
Life length, mechanical strength can meet and use, and insulating properties are high, and anti-fouling effect is splendid.
It should be noted that sticking plaster has non-friable, intensity is high, and the characteristics of good insulation preformance, but sticking plaster is in itself
There is not resistant, in addition, plastics should not be enclosed within nut with radiating insulating oil directly contact, the utility model silicone rubber sleeve
Outward, can solve the technical problem of nut and radiating insulating oil directly contact, silicon rubber umbrella be enclosed within sticking plaster can solve it is antifouling
Technical problem, while improving insulating properties.
After preventing from expanding with heat and contract with cold, occurs gap between sticking plaster and contact rod, also including the second sealing ring, this second
Sealing ring is arranged between the end face of the threaded post and the inner bottom surface of the nut and is pressed by nut, the radiating insulating oil
Gap internal leakage that can not be between contact rod and sticking plaster.
Preferably, the upper end of the silicone rubber sleeve extends to the annulus end face for wrapping up the nut, under silicone rubber sleeve
End is extended between the end face of the threaded post and the inner bottom surface of the nut.
Preferably, the top of the metal top cap is provided with the first in-flanges, can wrapping portion sealing, metal top cap
Bottom be also equipped with the second in-flanges.
Preferably, the second in-flanges that the upper connecting column has tapered portion, the metal top cap is enclosed within tapered portion.
Preferably, the inner bottom surface of the nut is provided with taper, the shape of second sealing ring is also taper.Pass through
Cone structure, the function with lock sealing circle.
Preferably, the plastics are polyurethane, fiberglass, nylon or bakelite.
The contact rod is copper rod, aluminium bar, Copper alloy bar or aluminium alloy bars.
Can increase mechanical strength of the present utility model from copper rod, aluminium bar, Copper alloy bar or aluminium alloy bars, can also improve big
The transfer capability of electric current, finally, also facilitates sealing, prevents oil leak.
The utility model have rational in infrastructure, low cost, it is lightweight, do not break up, antifouling property is good, insulating properties and machine
The beneficial effect that tool strength character is excellent, cost performance is high.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the overall structure diagram of the utility model another program.
Specific embodiment
The utility model is further described in conjunction with accompanying drawing：
As illustrated, a kind of composite bushing that electric wire is drawn based on power capacitor, including chest, chest is by casing and case
Lid 5 is sealingly connected, and power capacitor and radiating insulating oil are placed with chest, is offered on case lid 5 for being each passed through two
Composite bushing is arranged with outside two delivery outlets of contact rod 2, contact rod 2, the composite bushing includes：
Bolt electrode 1, is made up of threaded portion, clamping part 11, sealing 12, external end head 21 and the bolt electrode 1 of contact rod 2
Electrical connection；
Sticking plaster 4, is made up of upper connecting column 40, stage casing post, lower link post 41, threaded post 42, and lower link post 41 is placed on
In indent cavity outside the delivery outlet of case lid 5, sticking plaster 4 is enclosed within outside contact rod 2；
Silicon rubber umbrella 9, is wrapped in upper connecting column 40, stage casing post, the excircle of lower link post 41 of sticking plaster 4；
Metal top cap 3, is tightly placed in upper connecting column 40, the sealing of bolt electrode 1 and the part silicon rubber umbrella of sticking plaster 4
Outside 9, the upper connecting column 40 of sticking plaster 4, the sealing of bolt electrode 1 and part silicon rubber umbrella 9 are fixed together；
Nut 8, it is made of plastic, it is threaded into post 42, the annulus end face 81 of nut 8 presses indent cavity in case lid 5
, can be fixed on sticking plaster 4 on case lid 5 by bottom back side, and the through hole of contact rod 2 is provided through on nut 8；
First sealing ring 61, between indent cavity bottom and lower link post 41；
Silicone rubber sleeve 7, is enclosed within the outer surface that nut 8 is contacted with radiating insulating oil in chest.
Also include the second sealing ring 62, second sealing ring 62 is arranged on the end face of threaded post 42 and the inner bottom surface of nut 8
Between and pressed by nut 8, the gap internal leakage that radiating insulating oil can not be between contact rod 2 and sticking plaster 4.
The upper end of silicone rubber sleeve 7 extends to the annulus end face 81 of parcel nut 8, and the lower end 71 of silicone rubber sleeve 7 extends to spiral shell
Between the end face of line post 42 and the inner bottom surface of nut 8.
The top of metal top cap 3 is provided with the first in-flanges 31, can wrapping portion sealing 12, the bottom of metal top cap 3
It is also equipped with the second in-flanges 32.
Upper connecting column 40 has tapered portion, and the second in-flanges 32 of metal top cap 3 is enclosed within tapered portion.
The inner bottom surface of nut 8 is provided with taper 82, and the shape of the second sealing ring 62 is also taper.
Plastics are polyurethane, fiberglass, nylon or bakelite.
Contact rod 2 is copper rod, aluminium bar, Copper alloy bar or aluminium alloy bars.
Claims (8)
1. a kind of composite bushing that electric wire is drawn based on power capacitor, including chest, chest is by casing and case lid（5）Sealing connection
Connect, power capacitor and radiating insulating oil, case lid are placed with chest（5）On offer for being each passed through two contact rods
（2）Two delivery outlets, contact rod（2）Composite bushing is arranged with outward, it is characterized in that, the composite bushing includes：
Bolt electrode（1）, by threaded portion, clamping part（11）, sealing（12）Composition, contact rod（2）External end head（21）With spiral shell
Bolt electrode（1）Electrical connection；
Sticking plaster（4）, by upper connecting column（40）, stage casing post, lower link post（41）, threaded post（42）Composition, lower link post（41）
It is placed on case lid（5）In indent cavity outside delivery outlet, sticking plaster（4）It is enclosed within contact rod（2）Outward；
Silicon rubber umbrella（9）, it is wrapped in sticking plaster（4）Upper connecting column（40）, stage casing post, lower link post（41）Excircle；
Metal top cap（3）, it is tightly placed in sticking plaster（4）Upper connecting column（40）, bolt electrode（1）Sealing（12）With part silicon
Rubber umbrella cover（9）Outward, by sticking plaster（4）Upper connecting column（40）, bolt electrode（1）Sealing（12）With part silicon rubber umbrella
Set（9）It is fixed together；
Nut（8）, it is made of plastic, it is threaded into post（42）, nut（8）Annulus end face（81）Press case lid（5）Middle indent
The bottom back side of cavity, can be by sticking plaster（4）It is fixed on case lid（5）On, nut（8）On be provided through contact rod（2）Through hole；
First sealing ring（61）, installed in indent cavity bottom and lower link post（41）Between；
Silicone rubber sleeve（7）, it is enclosed within nut（8）The outer surface contacted with radiating insulating oil in chest.
2. a kind of composite bushing that electric wire is drawn based on power capacitor as claimed in claim 1, it is characterized in that, also including the
Two sealing rings（62）, second sealing ring（62）Installed in the threaded post（42）End face and the nut（8）Inner bottom surface
Between and by nut（8）Press, the radiating insulating oil can not be from contact rod（2）With sticking plaster（4）Between gap internal leakage.
3. a kind of composite bushing that electric wire is drawn based on power capacitor as claimed in claim 1, it is characterized in that, the silicon rubber
Gum cover（7）Upper end extend to the parcel nut（8）Annulus end face（81）, silicone rubber sleeve（7）Lower end（71）Extend to
The threaded post（42）End face and the nut（8）Inner bottom surface between.
4. a kind of composite bushing that electric wire is drawn based on power capacitor as claimed in claim 1, it is characterized in that, the metal
Top cap（3）Top be provided with the first in-flanges（31）, can wrapping portion sealing（12）, metal top cap（3）Bottom also set
It is equipped with the second in-flanges（32）.
5. a kind of composite bushing that electric wire is drawn based on power capacitor as claimed in claim 4, it is characterized in that, the first line of a couplet
Connect post（40）With tapered portion, the metal top cap（3）The second in-flanges（32）It is enclosed within tapered portion.
6. a kind of composite bushing that electric wire is drawn based on power capacitor as claimed in claim 2, it is characterized in that, the nut
（8）Inner bottom surface be provided with taper（82）, second sealing ring（62）Shape also be taper.
7. as described in claim any one of 1-6 it is a kind of based on power capacitor draw electric wire composite bushing, it is characterized in that,
The plastics are polyurethane, fiberglass, nylon or bakelite.
8. as described in claim any one of 1-6 it is a kind of based on power capacitor draw electric wire composite bushing, it is characterized in that,
The contact rod（2）It is copper rod, aluminium bar, Copper alloy bar or aluminium alloy bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621390463.4U CN206312760U (en) | 2016-12-17 | 2016-12-17 | The composite bushing of electric wire is drawn based on power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621390463.4U CN206312760U (en) | 2016-12-17 | 2016-12-17 | The composite bushing of electric wire is drawn based on power capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206312760U true CN206312760U (en) | 2017-07-07 |
Family
ID=59251904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621390463.4U Withdrawn - After Issue CN206312760U (en) | 2016-12-17 | 2016-12-17 | The composite bushing of electric wire is drawn based on power capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206312760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783168A (en) * | 2016-12-17 | 2017-05-31 | 衢州众汇新材料科技有限公司 | The composite bushing of electric wire is drawn based on power capacitor |
-
2016
- 2016-12-17 CN CN201621390463.4U patent/CN206312760U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783168A (en) * | 2016-12-17 | 2017-05-31 | 衢州众汇新材料科技有限公司 | The composite bushing of electric wire is drawn based on power capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170707 Effective date of abandoning: 20180413 |
|
| AV01 | Patent right actively abandoned |