CN209604637U - A kind of high sealing alleviation valve upper cover - Google Patents
A kind of high sealing alleviation valve upper cover Download PDFInfo
- Publication number
- CN209604637U CN209604637U CN201920277779.XU CN201920277779U CN209604637U CN 209604637 U CN209604637 U CN 209604637U CN 201920277779 U CN201920277779 U CN 201920277779U CN 209604637 U CN209604637 U CN 209604637U
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- Prior art keywords
- chamber
- locating piece
- inner groove
- sealing ring
- sealing
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Abstract
The utility model discloses a kind of high sealings to alleviate valve upper cover, it is good to be intended to provide a kind of sealing effect, structure is simple and the alleviation valve upper cover of good practical effect, its key points of the technical solution are that lid includes sequentially connected first chamber and second chamber, the internal diameter of second chamber is greater than the internal diameter of first chamber, and the inner wall of second chamber is equipped with sealing mechanism, the sealing mechanism includes the inner groove being set on second chamber inner wall, the sealing ring being set in inner groove and the fastening assembly being set between sealing ring and inner groove, fastening assembly includes several first locating pieces being set in inner groove, the second locating piece being set in inner groove, it is set on sealing ring and the first locating slot compatible with the first locating piece and is set on sealing ring and the second locating slot compatible with the second locating piece, the utility model is suitable for Alleviate valve fitment technical field.
Description
Technical field
The utility model relates to a kind of alleviation valve fitment technical fields, more specifically, it relates to which a kind of high sealing is alleviated
Valve upper cover.
Background technique
Currently, alleviation valve upper cover in the market, it includes lid.Connection sealing effect between traditional upper cover and valve body
It is poor, it is easy to influence the use of graduated release valve, practicability is poor, therefore then needs to improve the sealing effect for alleviating valve upper cover.
Utility model content
In view of the deficienciess of the prior art, that the purpose of this utility model is to provide a kind of sealing effects is good, structure letter
The alleviation valve upper cover of list and good practical effect.
To achieve the above object, the utility model provides following technical solution: a kind of high sealing alleviation valve upper cover, including
Lid, the lid include sequentially connected first chamber and second chamber, and the internal diameter of second chamber is greater than first chamber
Internal diameter, and the inner wall of second chamber is equipped with sealing mechanism, which includes the inner ring being set on second chamber inner wall
Slot, the sealing ring being set in inner groove and the fastening assembly being set between sealing ring and inner groove, fastening assembly include
Several first locating pieces for being set in inner groove, the second locating piece being set in inner groove, be set on sealing ring and with
Compatible first locating slot of first locating piece and be set on sealing ring and it is compatible with the second locating piece second positioning
Slot.
By using above-mentioned technical proposal, lid includes sequentially connected first chamber and second chamber, second chamber
Internal diameter be greater than first chamber internal diameter, in order to improve the sealing effect to second chamber, by the inner wall of second chamber
Equipped with sealing mechanism, further set the sealing mechanism to include the inner groove being set on second chamber inner wall, setting
In the sealing ring in inner groove and the fastening assembly being set between sealing ring and inner groove, by inner groove, sealing ring with
And cooperation fastening assembly then improves good sealing effect, further by fastening assembly packet to the fixed effect of sealing ring
Include several first locating pieces being set in inner groove, the second locating piece being set in inner groove, be set on sealing ring and
It the first locating slot compatible with the first locating piece and is set on sealing ring and compatible with the second locating piece second fixed
Position slot, combined effect is simple, between the cooperation of the first locating piece and the first locating slot and the second locating piece and the second locating slot
Cooperation two-by-two, stability is strong, practical, and then ensures good sealing effect.
The utility model is further arranged to: the perpendicular setting of slot bottom of first locating piece and inner groove, and second is fixed
The setting parallel with inner groove of position block, and the first locating piece is arranged alternately with the second locating piece.
By using above-mentioned technical proposal, the perpendicular setting of the slot bottom of the first locating piece and inner groove, the second locating piece with
The parallel setting of inner groove, and the first locating piece is arranged alternately with the second locating piece, is arranged using the above structure, is passed through setting
First locating piece and the second locating piece, and for example above-mentioned structure setting of the structure of the first locating piece and the second locating piece, then
Ensure the limit effect to sealing ring, improves the stability of installation.
The utility model is further arranged to: the sealing ring be equipped with adsorption tank, the trapezoidal shape in the section of the adsorption tank,
And the inner wall of adsorption tank is in arc-shaped.
By using above-mentioned technical proposal, sealing ring is equipped with adsorption tank, should by the adsorption tank being arranged on sealing ring
The trapezoidal shape in the section of adsorption tank, and the inner wall of adsorption tank is in arc-shaped, is arranged using the above structure, then ensures after mounting
It is bonded effect between other sub-assemblies, and then improves good sealing effect.
Detailed description of the invention
Fig. 1 is the perspective view that a kind of high sealing of the utility model alleviates valve upper cover embodiment.
Fig. 2 is the cross-sectional view that a kind of high sealing of the utility model alleviates valve upper cover embodiment inner groove.
Appended drawing reference in figure, 1- lid, 10- first chamber, 11- second chamber, 20- inner groove, 21- sealing ring, 22-
A positioning block, the second locating piece of 23-, the first locating slot of 210-, the second locating slot of 211-, 212- adsorption tank.
Specific embodiment
Alleviate valve upper cover embodiment to a kind of high sealing of the utility model referring to figs. 1 to Fig. 2 to be described further.
A kind of high sealing alleviation valve upper cover, including lid 1, lid 1 include sequentially connected first chamber 10 and second
Chamber 11, the internal diameter of second chamber 11 is greater than the internal diameter of first chamber 10, in order to improve the sealing effect to second chamber 11, leads to
It crosses and is equipped with sealing mechanism on the inner wall of second chamber 11, further set the sealing mechanism to include being set to the second chamber
Inner groove 20 on 11 inner wall of room, the sealing ring 21 being set in inner groove 20 and be set to sealing ring 21 and inner groove 20 it
Between fastening assembly, by inner groove 20, sealing ring 21 and cooperation fastening assembly to the fixed effect of sealing ring 21, then improve
Good sealing effect, includes further several first locating pieces 22 being set in inner groove 20 by fastening assembly, sets
The second locating piece 23 for being placed in inner groove 20 is set on sealing ring 21 and first positioning compatible with the first locating piece 22
It slot 210 and being set on sealing ring 21 and second locating slot 211 compatible with the second locating piece 23, combined effect is simple,
Matching between the cooperation of the first locating piece 22 and the first locating slot 210 and the second locating piece 23 and the second locating slot 211 two-by-two
It closes, stability is strong, and it is practical, and then ensure good sealing effect.
The utility model is further arranged to, and the perpendicular setting of slot bottom of the first locating piece 22 and inner groove 20, second is fixed
The setting parallel with inner groove 20 of position block 23, and the first locating piece 22 is arranged alternately with the second locating piece 23, using the above structure
Setting, by the first locating piece 22 and the second locating piece 23 of setting, and the first locating piece 22 and the second locating piece 23
For example above-mentioned structure setting of structure, then ensure the limit effect to sealing ring 21, improve the stability of installation.
The utility model is further arranged to, and sealing ring 21 is equipped with adsorption tank 212, passes through what is be arranged on sealing ring 21
Adsorption tank 212, the trapezoidal shape in the section of the adsorption tank 212, and the inner wall of adsorption tank 212 are in arc-shaped, are set using the above structure
It sets, then ensures and be bonded effect between other sub-assemblies after mounting, and then improve good sealing effect.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, the skill of this field
Art personnel carry out common variations and alternatives within the scope of technical solutions of the utility model should be included in the guarantor of the utility model
It protects in range.
Claims (3)
1. a kind of high sealing alleviates valve upper cover, including lid (1), which is characterized in that the lid (1) includes sequentially connected the
One chamber (10) and second chamber (11), the internal diameter of second chamber (11) are greater than the internal diameter of first chamber (10), and the second chamber
The inner wall of room (11) is equipped with sealing mechanism, which includes the inner groove being set on second chamber (11) inner wall
(20), the sealing ring (21) being set in inner groove (20) and the fastening being set between sealing ring (21) and inner groove (20)
Component, fastening assembly include several first locating pieces (22) being set in inner groove (20), are set in inner groove (20)
Second locating piece (23), be set on sealing ring (21) and with the first locating piece (22) compatible first locating slot (210) with
And it is set on sealing ring (21) and compatible second locating slot (211) with the second locating piece (23).
2. a kind of high sealing according to claim 1 alleviates valve upper cover, which is characterized in that first locating piece (22) with
The perpendicular setting of slot bottom of inner groove (20), the second locating piece (23) setting parallel with inner groove (20), and the first locating piece
(22) it is arranged alternately with the second locating piece (23).
3. a kind of high sealing according to claim 1 alleviates valve upper cover, which is characterized in that the sealing ring (21) is equipped with
Adsorption tank (212), the trapezoidal shape in section of the adsorption tank (212), and the inner wall of adsorption tank (212) are in arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920277779.XU CN209604637U (en) | 2019-03-05 | 2019-03-05 | A kind of high sealing alleviation valve upper cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920277779.XU CN209604637U (en) | 2019-03-05 | 2019-03-05 | A kind of high sealing alleviation valve upper cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209604637U true CN209604637U (en) | 2019-11-08 |
Family
ID=68405362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920277779.XU Active CN209604637U (en) | 2019-03-05 | 2019-03-05 | A kind of high sealing alleviation valve upper cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209604637U (en) |
-
2019
- 2019-03-05 CN CN201920277779.XU patent/CN209604637U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 317600 Houwan Industrial Zone, Zhugang Town, Yuhuan City, Taizhou City, Zhejiang Province Patentee after: Yuhuan Mingdao locomotive parts Co., Ltd Address before: 317600 Houwan Industrial Zone, Zhugang Town, Yuhuan County, Taizhou City, Zhejiang Province Patentee before: Yuhuan locomotive component factory |
|
| CP03 | Change of name, title or address |