CN207367788U - A kind of insulating sleeve of high sealing performance - Google Patents
A kind of insulating sleeve of high sealing performance Download PDFInfo
- Publication number
- CN207367788U CN207367788U CN201721318490.5U CN201721318490U CN207367788U CN 207367788 U CN207367788 U CN 207367788U CN 201721318490 U CN201721318490 U CN 201721318490U CN 207367788 U CN207367788 U CN 207367788U
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- CN
- China
- Prior art keywords
- fixing groove
- full skirt
- sealing
- sealing ring
- outer tube
- 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.)
- Expired - Fee Related
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Abstract
The utility model proposes a kind of insulating sleeve of high sealing performance, including upper shell, lower shell and sealing mechanism；Upper shell includes outer tube, inner sleeve and end cap pipe, sealing mechanism includes the first sealing ring and the second sealing ring that integral structure superposition is set, if the outer wall of the first sealing ring and the second sealing ring is equipped with dry seal inserted block, lower shell is identical with the structure of upper shell, both mirror images are set, the fixed pedestal of upper shell and lower shell is bonded to each other, second sealing ring is plug-type to be arranged in the first fixing groove of lower shell, inserted block is plug-type is arranged in the second fixing groove of lower shell for sealing, it is locked again by bolt through fixed pedestal, it is easy for installation, improve sealing performance, add service life.
Description
Technical field
The utility model belongs to a kind of insulating sleeve, and in particular to a kind of high sealing performance for high-voltage parallel capacitor
Insulating sleeve.
Background technology
Capacitor casing is that the high-voltage line of capacitor internal guides to outgoing line device outside fuel tank, serves not only as pair of lead
Ground insulate, but also plays a part of anchor leg, is one of important accessory of capacitor.At present production technology be by flange with
Filling gel or bonding agent cure between insulator.But silica gel and the bonding agent insulating oil with capacitor internal --- toluene phase for a long time
Mixing, easily produces reaction, insulating oil is polluted, makes the performance of medium reduce.Insulating sleeve is usually all exposed to outdoor,
Silica gel or bonding agent are produced particularly under some adverse circumstances and corrode and destroy its sealing effect.When insulating sleeve crimp into
It is this to cure silica gel or the bonding agent of filling after flange, it can expand outwardly the lower end of flange, directly contribute insulation and reduce, drop
Low sealing effect, and filling gel and bonding agent, make insulating sleeve complex production process.
Utility model content
The utility model proposes a kind of insulating sleeve of high sealing performance regarding to the issue above, easy for installation, improves
Sealing performance, adds service life.
Specific technical solution is as follows：
A kind of insulating sleeve of high sealing performance, including upper shell, lower shell and sealing mechanism；
The upper shell includes outer tube, inner sleeve and end cap pipe, and outer tube is cirque structure, outer at the top of outer tube
Wall is equipped with external screw thread, and the outwardly extending fixed pedestal equipped with cirque structure of outer sleeve bottom, fixed pedestal bottom is equipped with
One the first fixing groove of circle, the first fixing groove periphery are equipped with some second fixing grooves, and the second fixing groove is connected with the first fixing groove,
The height h1 of first fixing groove is more than the height h2 of the second fixing groove；The inner sleeve is cirque structure, inner sleeve bottom of the tube to
The plug socket equipped with cirque structure of outer extension, inner sleeve is plug-type to be arranged in outer tube and matches somebody with somebody with overcoat tube transitions
Close, the height of plug socket is h3, and h3=h1-h2, the top of inner sleeve is located at the lower section at the top of outer tube；The end cap pipe is
Cirque structure, the bottom of end cap pipe are equipped with slot, slot wall be equipped with the matched internal thread of external screw thread on outer tube,
End cap pipe is fixed inner sleeve and outer tube by thread fitting；
The sealing mechanism includes the first sealing ring and the second sealing ring that integral structure superposition is set, the first sealing ring
If being equipped with dry seal inserted block with the outer wall of the second sealing ring, seal inserted block and the second fixing groove is interference fitted, the first sealing ring
It is fixed on the bottom of plug socket and in the first fixing groove, inserted block is plug-type is arranged in the second fixing groove for sealing；
The lower shell is identical with the structure of upper shell, both mirror images are set, the fixed pedestal phase of upper shell and lower shell
Mutually fitting, the second sealing ring is plug-type to be arranged in the first fixing groove of lower shell, and inserted block is plug-type is arranged on down for sealing
In second fixing groove of cylinder, then it is locked through fixed pedestal by bolt.
A kind of insulating sleeve of above-mentioned high sealing performance, wherein, on the outer wall of the outer tube of the upper shell and lower shell
Equipped with some first full skirts and the second full skirt, the first full skirt and the second full skirt are arranged at intervals, section of the first full skirt and the second full skirt
Face shape is isosceles trapezoidal structure, and the convex block that section is arc-shaped structure is equipped with the outside of the first full skirt and the second full skirt；First
The height of full skirt is h3, the angle of inclination of inboard width L1, side wall is a, and the height of the second full skirt is h4, inboard width is
L2, the angle of inclination of side wall are b, and the distance between two neighboring first full skirt and the second full skirt are L3, h3=2*h4, L3=2*
L2=2*L1, a ＞ b.
A kind of insulating sleeve of above-mentioned high sealing performance, wherein, the inner wall of first sealing ring and the second sealing ring is equal
The briquetting of outwardly formation arc-shaped structure.
The beneficial effects of the utility model are：
The utility model has the advantages of convenient installation, improves sealing performance, adds service life.
Brief description of the drawings
Fig. 1 shines sectional view for the utility model is quick-fried.
Fig. 2 is the utility model sealing mechanism structure chart.
Embodiment
To make the technical solution of the utility model become apparent from clearly, below in conjunction with the accompanying drawings to the utility model into advance one
Step description, any technical characteristic to technical solutions of the utility model carry out the scheme that equivalencing is drawn with conventional reasoning and fall
Enter scope of protection of the utility model.
Reference numeral
Upper shell 1, lower shell 2, sealing mechanism 3, outer tube 4, inner sleeve 5, end cap pipe 6, fixed pedestal 7, first are fixed
Groove 8, the second fixing groove 9, plug socket 10, slot 11, the first sealing ring 12, the second sealing ring 13, sealing inserted block 14, bolt 15,
Briquetting 16, the first full skirt 17, the second full skirt 18, convex block 19.
A kind of insulating sleeve of high sealing performance as shown in the figure, including upper shell 1, lower shell 2 and sealing mechanism 3；
The upper shell includes outer tube 4, inner sleeve 5 and end cap pipe 6, and outer tube is cirque structure, at the top of outer tube
Outer wall be equipped with external screw thread, the outwardly extending fixed pedestal 7 equipped with cirque structure of outer sleeve bottom, fixed pedestal bottom
Equipped with first fixing groove 8 of circle, the first fixing groove periphery is equipped with some second fixing grooves 9, the second fixing groove and the first fixing groove
It is connected, the height h1 of the first fixing groove is more than the height h2 of the second fixing groove；The inner sleeve is cirque structure, inner sleeve
The outwardly extending plug socket 10 equipped with cirque structure in bottom, inner sleeve is plug-type to be arranged in outer tube and and overcoat
Tube transitions coordinate, and the height of plug socket is h3, and h3=h1-h2, the top of inner sleeve is located at the lower section at the top of outer tube；It is described
End cap pipe is cirque structure, and the bottom of end cap pipe is equipped with slot 11, and slot wall is equipped with to match with the external screw thread on outer tube
The internal thread of conjunction, end cap pipe are fixed inner sleeve and outer tube by thread fitting；
The sealing mechanism includes the first sealing ring 12 and the second sealing ring 13 that integral structure superposition is set, and first is close
If the outer wall of seal and the second sealing ring is equipped with dry seal inserted block 14, seals inserted block and the second fixing groove is interference fitted, first
Sealing ring is fixed on the bottom of plug socket and in the first fixing groove, and inserted block is plug-type is arranged on the second fixing groove for sealing
In；
The lower shell is identical with the structure of upper shell, both mirror images are set, the fixed pedestal phase of upper shell and lower shell
Mutually fitting, the second sealing ring is plug-type to be arranged in the first fixing groove of lower shell, and inserted block is plug-type is arranged on down for sealing
In second fixing groove of cylinder, then it is locked through fixed pedestal by bolt 15, first sealing ring and second
The briquetting 16 of the outwardly formation arc-shaped structure of the inner wall of sealing ring.
The outer wall of the outer tube of the upper shell and lower shell is equipped with some first full skirt, 17 and second full skirts 18, and first
Full skirt and the second full skirt are arranged at intervals, and the cross sectional shape of the first full skirt and the second full skirt is isosceles trapezoidal structure, the first full skirt
With the convex block 19 on the outside of the second full skirt equipped with section for arc-shaped structure；The height of first full skirt is h4, inboard width L1, side
The angle of inclination of wall is a, and the height of the second full skirt is h5, the angle of inclination of inboard width L2, side wall is b, two neighboring
The distance between one full skirt and the second full skirt are L3, h4=2*h5, L3=2*L2=2*L1, a ＞ b.
Claims (3)
1. a kind of insulating sleeve of high sealing performance, it is characterized in that, including upper shell, lower shell and sealing mechanism；
The upper shell includes outer tube, inner sleeve and end cap pipe, and outer tube is cirque structure, on the outer wall at the top of outer tube
Equipped with external screw thread, the outwardly extending fixed pedestal equipped with cirque structure of outer sleeve bottom, fixed pedestal bottom is equipped with a circle
First fixing groove, the first fixing groove periphery are equipped with some second fixing grooves, and the second fixing groove is connected with the first fixing groove, and first
The height h1 of fixing groove is more than the height h2 of the second fixing groove；The inner sleeve is cirque structure, and inner sleeve bottom of the tube is outwards prolonged
The plug socket equipped with cirque structure stretched, inner sleeve is plug-type to be arranged in outer tube and coordinates with overcoat tube transitions, is inserted
The height of joint chair is h3, and h3=h1-h2, the top of inner sleeve is located at the lower section at the top of outer tube；The end cap pipe is annulus
Shape structure, the bottom of end cap pipe are equipped with slot, and slot wall is equipped with and the matched internal thread of external screw thread on outer tube, end cap
Pipe is fixed inner sleeve and outer tube by thread fitting；
The sealing mechanism includes the first sealing ring and the second sealing ring that integral structure superposition is set, the first sealing ring and the
If the outer wall of two sealing rings is equipped with dry seal inserted block, seals inserted block and the second fixing groove is interference fitted, the first sealing ring is fixed
In the bottom of plug socket and in the first fixing groove, inserted block is plug-type is arranged in the second fixing groove for sealing；
The lower shell is identical with the structure of upper shell, both mirror images are set, and the fixed pedestal of upper shell and lower shell mutually pastes
Close, the second sealing ring is plug-type to be arranged in the first fixing groove of lower shell, and inserted block is plug-type is arranged on lower shell for sealing
The second fixing groove in, then be locked through fixed pedestal by bolt.
2. a kind of insulating sleeve of high sealing performance as claimed in claim 1, it is characterized in that, the upper shell and lower shell
The outer wall of outer tube is equipped with some first full skirts and the second full skirt, and the first full skirt and the second full skirt are arranged at intervals, the first full skirt
Cross sectional shape with the second full skirt is isosceles trapezoidal structure, equipped with section is arc-shaped knot on the outside of the first full skirt and the second full skirt
The convex block of structure；The height of first full skirt is h3, the angle of inclination of inboard width L1, side wall is a, and the height of the second full skirt is
H4, inboard width L2, the angle of inclination of side wall are b, and the distance between two neighboring first full skirt and the second full skirt are L3, h3
=2*h4, L3=2*L2=2*L1, a ＞ b.
3. a kind of insulating sleeve of high sealing performance as claimed in claim 2, it is characterized in that, first sealing ring and second
The briquetting of the outwardly formation arc-shaped structure of the inner wall of sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318490.5U CN207367788U (en) | 2017-10-13 | 2017-10-13 | A kind of insulating sleeve of high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318490.5U CN207367788U (en) | 2017-10-13 | 2017-10-13 | A kind of insulating sleeve of high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207367788U true CN207367788U (en) | 2018-05-15 |
Family
ID=62348104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721318490.5U Expired - Fee Related CN207367788U (en) | 2017-10-13 | 2017-10-13 | A kind of insulating sleeve of high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207367788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107507705A (en) * | 2017-10-13 | 2017-12-22 | 镇江市丹高电器有限公司 | A kind of insulating sleeve of high sealing performance |
-
2017
- 2017-10-13 CN CN201721318490.5U patent/CN207367788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107507705A (en) * | 2017-10-13 | 2017-12-22 | 镇江市丹高电器有限公司 | A kind of insulating sleeve of high sealing performance |
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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: 20180515 Termination date: 20201013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |