CN109114059A - A kind of two logical liquid inserted valves of good airproof performance - Google Patents
A kind of two logical liquid inserted valves of good airproof performance Download PDFInfo
- Publication number
- CN109114059A CN109114059A CN201811102741.5A CN201811102741A CN109114059A CN 109114059 A CN109114059 A CN 109114059A CN 201811102741 A CN201811102741 A CN 201811102741A CN 109114059 A CN109114059 A CN 109114059A
- Authority
- CN
- China
- Prior art keywords
- annular groove
- spool
- sealing ring
- hole
- guide post
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
Abstract
The invention discloses a kind of two logical liquid inserted valves of good airproof performance, including valve pocket and the spool to match with valve pocket, third annular groove is offered on the downside of the lateral wall of the valve pocket, the third sealing ring to match with third annular groove is provided in the third annular groove, external screw thread is provided on the lateral wall of the valve pocket, the inside of the valve pocket offers first through hole, the spool is arranged in first through hole, first annular slot is offered on the upside of the lateral wall of the spool, the first sealing ring to match with first annular slot is provided in the first annular slot, the inside of the spool offers the second through-hole, guide post is provided in second through-hole, the guide post passes through spring and spool elastic connection, the second annular groove is offered on the downside of the lateral wall of the guide post, it is provided in second annular groove and matches with the second annular groove The second sealing ring.The invention enables the inside of the inserted valve and junction to all have good leakproofness.
Description
Technical field
The present invention relates to valve technology field, the logical liquid inserted valve of the two of specially a kind of good airproof performance.
Background technique
Inserted valve with we described in Normal hydraulic control valve it is different, its through-current capacity can reach 1000L/min, lead to
Diameter is up to 200~250mm.Valve core structure is simple, sensitive, good airproof performance.Its function is relatively simple, mainly realizes fluid path
On-off, combined with Normal hydraulic control valve in use, being just able to achieve the control to system oil liquid direction, pressure and flow.
Existing liquid inserted valve when in use, cannot guarantee internal and junction leakproofness well, so that easily hair
Raw liquid leakage, for this purpose, proposing a kind of two logical liquid inserted valves of good airproof performance.
Summary of the invention
The purpose of the present invention is to provide a kind of two logical liquid inserted valves of good airproof performance so that the inside of the inserted valve and
Junction all has good leakproofness, guarantees that the inserted valve has good leakproofness, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of two logical liquid inserted valves of good airproof performance, packet
The lateral wall downside of the spool for including valve pocket and matching with valve pocket, the valve pocket offers third annular groove, the third ring
It is provided with the third sealing ring to match with third annular groove in shape slot, is provided with external screw thread on the lateral wall of the valve pocket, institute
The inside for stating valve pocket offers first through hole, and the spool is arranged in first through hole, opens up on the upside of the lateral wall of the spool
There is first annular slot, the first sealing ring to match with first annular slot is provided in the first annular slot, the spool
Inside offers the second through-hole, and guide post is provided in second through-hole, and the guide post passes through spring and spool elastic connection, institute
It states and offers the second annular groove on the downside of the lateral wall of guide post, be provided in second annular groove and match with the second annular groove
Second sealing ring.
Preferably, first sealing ring, the second sealing ring and third sealing ring are y-type seal ring.
Preferably, the guide post is T-type structure, is provided with flange on the inner sidewall of second through-hole, the spring is set
It sets between flange and guide post.
Preferably, the first annular slot and the second annular groove are provided at least four groups.
Preferably, the third annular groove is provided at least two groups.
Preferably, the third annular groove is arranged in externally threaded top.
Compared with prior art, the beneficial effects of the present invention are: by the cooperation of first annular slot and the first sealing ring with
And second annular groove and the second sealing ring cooperation so that the inside of the inserted valve have good leakproofness, pass through third ring
The cooperation of shape slot and third sealing ring guarantees that the inserted valve has so that the junction of the inserted valve has good leakproofness
Good leakproofness.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is schematic cross-sectional view of the invention；
Fig. 3 is enlarged diagram at A in Fig. 2 of the invention；
Fig. 4 is enlarged diagram at B in Fig. 2 of the invention.
In figure: 1, valve pocket；2, spool；3, third annular groove；4, third sealing ring；5, first through hole；6, first annular slot；
7, the first sealing ring；8, the second through-hole；9, guide post；10, spring；11, the second annular groove；12, the second sealing ring；13, external screw thread；
14, flange.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of two logical liquid inserted valves of good airproof performance, including
The lateral wall downside of valve pocket 1 and the spool 2 to match with valve pocket 1, the valve pocket 1 offers third annular groove 3, the third
It is provided with the third sealing ring 4 to match with third annular groove 3 in annular groove 3, passes through third annular groove 3 and third sealing ring 4
Cooperation be provided with external screw thread on the lateral wall of the valve pocket 1 so that the junction of the inserted valve has good leakproofness
13, the inside of the valve pocket 1 offers first through hole 5, and the spool 2 is arranged in first through hole 5, the outside of the spool 2
First annular slot 6 is offered on the upside of wall, the first sealing to match with first annular slot 6 is provided in the first annular slot 6
Circle 7, the inside of the spool 2 offers the second through-hole 8, and guide post 9 is provided in second through-hole 8, and the guide post 9 passes through bullet
The lateral wall downside of spring 10 and 2 elastic connection of spool, the guide post 9 offers the second annular groove 11, second annular groove 11
In be provided with the second sealing ring 12 to match with the second annular groove 11, pass through the cooperation of first annular slot 6 and the first sealing ring 7
And second annular groove 11 and the second sealing ring 12 cooperation so that the inside of the inserted valve have good leakproofness.
Specifically, first sealing ring 7, the second sealing ring 12 and third sealing ring 4 are y-type seal ring, the sealing of Y type
Circle has good sealing performance, can play good sealing function.
Specifically, the guide post 9 is T-type structure, flange 14, the bullet are provided on the inner sidewall of second through-hole 8
Spring 10 is arranged between flange 14 and guide post 9, so that the installation of spring 10 is stablized, is not easy to shift.
Specifically, the first annular slot 6 and the second annular groove 11 are provided at least four groups, guarantee inside the inserted valve
Good leakproofness.
Specifically, the third annular groove 3 is provided at least two groups, guarantee the good leakproofness in inserted valve junction.
Specifically, the top of external screw thread 13 is arranged in the third annular groove 3, conveniently it is attached, and will not be from outer spiral shell
It is leaked at line 13.
Structural principle: pass through the cooperation of first annular slot 6 and the first sealing ring 7 and the second annular groove 11 and the second sealing
The cooperation of circle 12 passes through third annular groove 3 and third sealing ring 4 so that the inside of the inserted valve has good leakproofness
Cooperation guarantees that the inserted valve has good leakproofness so that the junction of the inserted valve has good leakproofness.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. the logical liquid inserted valve of the two of a kind of good airproof performance, including valve pocket and the spool to match with valve pocket, it is characterised in that:
Third annular groove is offered on the downside of the lateral wall of the valve pocket, is provided in the third annular groove and matches with third annular groove
Third sealing ring, be provided with external screw thread on the lateral wall of the valve pocket, the inside of the valve pocket offers first through hole, described
Spool is arranged in first through hole, offers first annular slot on the upside of the lateral wall of the spool, sets in the first annular slot
It is equipped with the first sealing ring to match with first annular slot, the inside of the spool offers the second through-hole, second through-hole
It is inside provided with guide post, the guide post offers the second ring by spring and spool elastic connection, the lateral wall downside of the guide post
Shape slot is provided with the second sealing ring to match with the second annular groove in second annular groove.
2. a kind of logical liquid inserted valve of the two of good airproof performance according to claim 1, it is characterised in that: first sealing
Circle, the second sealing ring and third sealing ring are y-type seal ring.
3. a kind of logical liquid inserted valve of the two of good airproof performance according to claim 1, it is characterised in that: the guide post is T
Type structure, flange is provided on the inner sidewall of second through-hole, and the spring is arranged between flange and guide post.
4. a kind of logical liquid inserted valve of the two of good airproof performance according to claim 1, it is characterised in that: described first annular
Slot and the second annular groove are provided at least four groups.
5. a kind of logical liquid inserted valve of the two of good airproof performance according to claim 1, it is characterised in that: the third annular
Slot is provided at least two groups.
6. a kind of logical liquid inserted valve of the two of good airproof performance according to claim 1, it is characterised in that: the third annular
Slot is arranged in externally threaded top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102741.5A CN109114059A (en) | 2018-09-20 | 2018-09-20 | A kind of two logical liquid inserted valves of good airproof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102741.5A CN109114059A (en) | 2018-09-20 | 2018-09-20 | A kind of two logical liquid inserted valves of good airproof performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109114059A true CN109114059A (en) | 2019-01-01 |
Family
ID=64859988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811102741.5A Pending CN109114059A (en) | 2018-09-20 | 2018-09-20 | A kind of two logical liquid inserted valves of good airproof performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109114059A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017266A (en) * | 2019-11-27 | 2020-04-17 | 山东航天电子技术研究所 | Satellite attitude control momentum wheel vacuum seal valve and air exhaust auxiliary device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202220765U (en) * | 2011-08-12 | 2012-05-16 | 山东泰丰液压股份有限公司 | Cartridge inserted valve with stroke limitation of position detection of valve core thereof |
| CN203532756U (en) * | 2013-08-30 | 2014-04-09 | 中阀科技(长沙)阀门有限公司 | Leakage-free cartridge valve |
| CN105065731A (en) * | 2015-07-20 | 2015-11-18 | 中山市文天长液压机械有限公司 | Charging valve |
| CN206637048U (en) * | 2017-02-16 | 2017-11-14 | 胡忠强 | A kind of two-way plug-in valve |
-
2018
- 2018-09-20 CN CN201811102741.5A patent/CN109114059A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202220765U (en) * | 2011-08-12 | 2012-05-16 | 山东泰丰液压股份有限公司 | Cartridge inserted valve with stroke limitation of position detection of valve core thereof |
| CN203532756U (en) * | 2013-08-30 | 2014-04-09 | 中阀科技(长沙)阀门有限公司 | Leakage-free cartridge valve |
| CN105065731A (en) * | 2015-07-20 | 2015-11-18 | 中山市文天长液压机械有限公司 | Charging valve |
| CN206637048U (en) * | 2017-02-16 | 2017-11-14 | 胡忠强 | A kind of two-way plug-in valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017266A (en) * | 2019-11-27 | 2020-04-17 | 山东航天电子技术研究所 | Satellite attitude control momentum wheel vacuum seal valve and air exhaust auxiliary device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190101 |