CN208670123U - A kind of Leakproof ball valve - Google Patents
A kind of Leakproof ball valve Download PDFInfo
- Publication number
- CN208670123U CN208670123U CN201821058510.4U CN201821058510U CN208670123U CN 208670123 U CN208670123 U CN 208670123U CN 201821058510 U CN201821058510 U CN 201821058510U CN 208670123 U CN208670123 U CN 208670123U
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- ring
- valve
- ball valve
- spool
- 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 discloses a kind of Leakproof ball valves, are related to valve arrangement field.Leakproof ball valve includes: valve body, spool, the first sealing ring, the second sealing ring, ring gasket, end cover, thrust spring and valve rod；Spool, the first sealing ring, the second sealing ring, ring gasket, end cover, thrust spring and valve rod are mounted on valve inner；First sealing ring and the second sealing ring and spool two sides are tangent；Valve rod one end is embedded in spool, and the other end is from valve inner through valve body out；End cover is fixed on valve end opening；Thrust spring one end resists end cover, the other end resists ring gasket and can axially push ring gasket, the Leakproof ball valve of the utility model pushes the design of sealing ring by spring, makes up the abrasion of sealing ring in use, to have longer service life.
Description
Technical field
The utility model relates to valve arrangement field more particularly to a kind of Leakproof ball valves.
Background technique
Ball valve has that fluid resistance is small, switch is convenient rapidly, as long as valve rod rotates 90 °, ball valve completes standard-sized sheet or complete
Pass movement, it is easy to realize many advantages, such as fast opening and closing, valve base seal property are good, in the very short time, ball valve is rapid
Develop into a kind of main valve class；But the sealing ring and spool of ball valve are easy to produce frictional dissipation in switching process；
A kind of ball valve as disclosed in 104121387 A of Chinese utility model patent CN, the ball valve include shell, the shell
Body forms entrance, outlet and obturator support；Obturator, the obturator formed inner cavity, the inner cavity have ingate,
The outlet opening opposite with ingate, the via hole between ingate and outlet opening simultaneously have the closed side opposite with via hole
Portion, wherein entrance is connect by ingate and outlet opening with inner cavity, and ingate and outlet opening are by entrance and obturator support
Connection, and wherein external path is formed in the outer surface of closing side, when obturator is from closed position towards open position
When setting rotation, the external path is before outlet opening opens the second inner flow passage between inner cavity and outlet in obturator
The first outer flow channels are opened between support and outlet；
Meeting during prolonged use of the ball valve of above-mentioned technology, spool and sealing ring can generate damage because of friction
Consumption, so as to cause leakage the problem of.
Utility model content
One, technical problems to be solved
The purpose of this utility model is to provide a kind of Leakproof ball valve for the above problem present in the prior art, is solved
The problem of certainly being revealed because of ring wear.
Two, technical solution
In order to solve the above technical problems, the utility model provides a kind of Leakproof ball valve, comprising: valve body, spool, the first sealing
Circle, the second sealing ring, ring gasket, end cover, thrust spring and valve rod；
Spool, the first sealing ring, the second sealing ring, ring gasket, end cover, thrust spring and valve rod are mounted on valve
Internal portion；
First sealing ring and the second sealing ring and spool two sides are tangent；
Valve rod one end is embedded in spool, and the other end is from valve inner through valve body out；
End cover is fixed on valve end opening；
Thrust spring one end resists end cover, and the other end resists ring gasket and can axially push ring gasket.
Wherein, the first sealing ring embedding sealing steel ring.
Wherein, round sealing ring is arranged on ring gasket.
Wherein, round sealing ring is arranged on end cover.
Wherein, round sealing ring is rubber ring.
Wherein, the first sealing ring and the second sealing ring are the production of tetrafluoroethene material.
Wherein, end cover is equipped with Ka Gai, and Ka Gai is stuck in thrust spring one end inner ring.
Wherein, ring gasket is equipped with retainer ring, and retainer ring is stuck in thrust spring other end inner ring.
Three, the beneficial effects of the utility model
Compared with prior art, the Leakproof ball valve of the utility model pushes the design of sealing ring by spring, makes up sealing
The abrasion of circle in use, will not reveal because of ring wear, have longer service life.
Detailed description of the invention
Fig. 1 is the Leakproof ball valve overall structure diagram of the utility model；
Fig. 2 is the Leakproof ball valve sealing end-cover structure schematic diagram of the utility model；
Fig. 3 is the Leakproof ball valve ring gasket structural schematic diagram of the utility model；
In figure: 1 is valve body；2 be spool；3 be the first sealing ring；4 be the second sealing ring；5 be ring gasket；6 be sealing
End cap；7 be thrust spring；8 be valve rod；9 be round sealing ring；51 be retainer ring；61 be Ka Gai.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment cannot be used to limit the scope of the utility model for illustrating the utility model.
The structure of the Leakproof ball valve of the utility model embodiment includes: valve body 1, the sealing of spool 2, first as shown in figs. 1 and 3
Enclose the 3, second sealing ring 4, ring gasket 5, end cover 6, thrust spring 7 and valve rod 8；
Spool 2, the first sealing ring 3, the second sealing ring 4, ring gasket 5, end cover 6, thrust spring 7 and valve rod 8 are equal
It is installed on inside valve body 1；
First sealing ring, 3 embedding sealing steel ring 5；
Second sealing ring 4 is embedded in 1 inside one end of valve body；
First sealing ring 3 and the second sealing ring 4 and 2 two sides of spool are tangent；
8 one end of valve rod is embedded in spool 2, and the other end is inside valve body 1 through valve body 1 out；The rotation of 8 control valve core 2 of rotary valve rod
Turn, is opened or closed to control ball valve；
End cover 6 is fixed on the open-ended place of valve body 1 by circlip；
7 one end of thrust spring resists end cover 6, and the other end resists ring gasket 5 and can axially push ring gasket 5,
So that the first sealing ring 3 is adjacent to spool 2, and in the closed state of ball valve, can also further push spool 2 to be adjacent to the second sealing
Circle 4.
In order to prevent, the joining place of valve body 1 and ring gasket 5 and end cover 6 is revealed, in ring gasket 5 and sealed end
Round sealing ring 9 is all arranged on lid 6, and round sealing ring 9 makes using preferable rubber is plastically deformed.
In order to which the first sealing ring 3 and the second sealing ring 4 have better wear resistance, the first sealing ring 3 and the second sealing
Circle 4 is the production of tetrafluoroethene material.
In order to facilitate the installation of, and increase thrust spring 7 in the stability of valve body 1, card lid 61 be set in end cover 6,
Retainer ring 51 is set in ring gasket 5, card lid 61 is stuck in 7 one end inner ring of thrust spring, and retainer ring 51 is stuck in 7 other end of thrust spring
Circle.
Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill people of the art
Member for, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of Leakproof ball valve, which is characterized in that the Leakproof ball valve include: valve body (1), spool (2), the first sealing ring (3),
Second sealing ring (4), ring gasket (5), end cover (6), thrust spring (7) and valve rod (8)；
The spool (2), first sealing ring (3), second sealing ring (4), the ring gasket (5), the sealing
It is internal that end cap (6), the thrust spring (7) and the valve rod (8) are mounted on the valve body (1)；
First sealing ring (3) and second sealing ring (4) and spool (2) two sides are tangent；
Described valve rod (8) one end is embedded in the spool (2), and the other end is inside the valve body (1) through the valve body (1) out；
The end cover (6) is fixed on the valve body (1) open-ended place；
Described thrust spring (7) one end resists the end cover (6), and the other end resists the ring gasket (5) and can be axial
Push the ring gasket (5).
2. Leakproof ball valve as described in claim 1, which is characterized in that first sealing ring (3) is embedded in the ring gasket
(5)。
3. Leakproof ball valve as claimed in claim 2, which is characterized in that be arranged with round sealing ring on the ring gasket (5)
(9)。
4. Leakproof ball valve as claimed in claim 3, which is characterized in that be arranged with round sealing ring on the end cover (6)
(9)。
5. Leakproof ball valve as claimed in claim 4, which is characterized in that the round sealing ring (9) is rubber ring.
6. Leakproof ball valve as claimed in claim 5, which is characterized in that first sealing ring (3) and second sealing ring
It (4) is the production of tetrafluoroethene material.
7. Leakproof ball valve as described in claim 1, which is characterized in that the end cover (6) is equipped with Ka Gai (61), the card
Lid (61) is stuck in the thrust spring (7) one end inner ring.
8. Leakproof ball valve as described in claim 1, which is characterized in that the ring gasket (5) is equipped with retainer ring (51), the card
Circle (51) is stuck in the thrust spring (7) other end inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058510.4U CN208670123U (en) | 2018-07-05 | 2018-07-05 | A kind of Leakproof ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058510.4U CN208670123U (en) | 2018-07-05 | 2018-07-05 | A kind of Leakproof ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670123U true CN208670123U (en) | 2019-03-29 |
Family
ID=65826459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821058510.4U Expired - Fee Related CN208670123U (en) | 2018-07-05 | 2018-07-05 | A kind of Leakproof ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591523A (en) * | 2018-07-05 | 2018-09-28 | 宁波市奉化欧野自动化设备有限公司 | A kind of Leakproof ball valve |
-
2018
- 2018-07-05 CN CN201821058510.4U patent/CN208670123U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591523A (en) * | 2018-07-05 | 2018-09-28 | 宁波市奉化欧野自动化设备有限公司 | A kind of Leakproof ball valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210705 |