CN209180411U - A kind of wafer type soft sealing ball valve - Google Patents
A kind of wafer type soft sealing ball valve Download PDFInfo
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- CN209180411U CN209180411U CN201822186264.7U CN201822186264U CN209180411U CN 209180411 U CN209180411 U CN 209180411U CN 201822186264 U CN201822186264 U CN 201822186264U CN 209180411 U CN209180411 U CN 209180411U
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- valve
- valve body
- wafer type
- sealing ball
- type soft
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Abstract
The utility model discloses a kind of wafer type soft sealing ball valves, it is related to the technical field of ball valve, the ball valve includes valve body, sphere and valve seat, through-hole is arranged in the valve inner, the connecting pin of through-hole both ends formation valve body, two valve seats being symmetrically spaced apart are set in the through-hole of the valve body, the sphere is set between two valve seats, the valve rod for stretching out valve body upper end is connected at the top of sphere, internal screw thread is provided on the inside of one connecting pin of the valve body, undergauge section is arranged in valve seat outer circumference corresponding with the internal screw thread of valve body face, one end end of the valve body setting internal screw thread is also connected with adjustment swivel nut, adjustment swivel nut screws in the internal screw thread of the valve body and cooperates with the undergauge section of the valve seat；Bolt hole is provided on the outside of the valve body, the utility model uses integral valve body structure, and ball valve can be mounted on pipe flange folder, and body strength is higher while save the cost, easier for installation.
Description
Technical field
The utility model is to belong to ball valve technical field, more particularly a kind of wafer type soft sealing ball valve.
Background technique
Existing soft sealing ball valve is usually by left valve barrel, right valve barrel, left valve seat, right valve seat, sphere, valve rod composition.It is soft close
Envelope is embedded on the valve seat of left and right.Left and right valve body is bolted together, and left and right valve body respectively has a flange to pass through bolt and pipe
Road flange is connected.One group of spring is installed between valve seat and valve body, provides the sealing force of valve seat and sphere by spring.Valve body is usual
It is casting steel part, intensity is poor.The soft sealing ball valve of this structure be commonly used in pressure rating be 10MPa and following operating condition,
There is certain limitation using pressure limit.
In order to solve the limitation that ball valve uses pressure limit, therefore we need to design a kind of ball not limited to by pressure
Valve.
Utility model content
The purpose of this utility model is that: the limitation in order to solve ball valve use scope, the present invention provide one kind to folder
The soft sealing ball valve of formula super-pressure can not be suitable for the operating condition of high pressure and super-pressure for solving ball valve in the prior art simultaneously,
Technical problem small, at high cost so as to cause its use scope and that installation is inconvenient.
The utility model specifically uses following technical scheme to achieve the goals above:
Through-hole, through-hole two is arranged in a kind of wafer type soft sealing ball valve, including valve body, sphere and valve seat, the valve inner
End forms the connecting pin of valve body, and two valve seats being symmetrically spaced apart, two valves are arranged in the through-hole of the valve body
The sphere is set between seat, the valve rod for stretching out valve body upper end, the connecting pin inside of the valve body are connected at the top of sphere
It is provided with internal screw thread, undergauge section is arranged in valve seat outer circumference corresponding with the internal screw thread of valve body face, and the valve body is set
One end end for setting internal screw thread is also connected with adjustment swivel nut, adjustment swivel nut screw in the internal screw thread of the valve body and with the valve seat
The cooperation of undergauge section；Bolt hole is provided on the outside of the valve body.
Further, two opposite sides of the valve seat are provided with the soft seal ring for sealed spheroid.
Further, for installing the seal groove of sealing ring, the valve seat there are two being arranged on the periphery of the valve seat
Undergauge section on the outside of be again provided with for seal the sealing ring for adjusting swivel nut.
Further, the valve body is an integral structure.
Further, the adjustment swivel nut is located at the formation of the part outside valve body ring-shaped step, is provided on ring-shaped step more
The bayonet of a circle distribution.
Further, there are four the bayonet is arranged altogether.
Further, the bolt hole is provided with multiple, is circularly and evenly distributed in valve body outer circumference face.
Further, there are six the bolt hole is total to.
Further, the position that the valve body is located at valve rod stretching is also disposed with seal joint and sealing from top to bottom
Circle.
Further, the bolt hole internal screw thread is connected with bolt.
The beneficial effects of the utility model are as follows:
1. being provided with bolt hole on the valve body of the utility model, ball valve can be mounted on pipe flange folder, it can
To solve the inconvenient technical problem of ball valve installation.
2. the valve body of the utility model uses monoblock type valve body structure, material is saved while ball valve use scope can be expanded
Expect cost.
3. the sealing force of adjustment swivel nut adjustable the left and right valve seat and sphere of the utility model, can increase sealing force
Adjustable range.
4. being provided with bayonet on the adjustment swivel nut of the utility model, the installation of adjustment swivel nut can be convenient.
Detailed description of the invention
Fig. 1 is the soft sealing ball valve structural schematic diagram of the utility model；
Fig. 2 is the soft sealing ball valve left view of the utility model.
Appended drawing reference: 1- sphere；2- valve body；3- adjusts swivel nut；4- sealing ring；5- valve seat；6- soft seal；7- bolt；8-
Valve rod；9- bolt hole；10- card slot；11- seal joint；12- sealing ring.
Specific embodiment
In order to which those skilled in the art better understand the utility model, following embodiment makees into one the utility model
Step detailed description.
Case study on implementation one
It is described the present embodiment provides a kind of wafer type soft sealing ball valve, including valve body 2, sphere 1 and valve seat 5 such as Fig. 1-2
Through-hole is set, and through-hole both ends form the connecting pin of valve body 2, which is characterized in that setting in the through-hole of the valve body 2 inside valve body 2
Two valve seats 5 being symmetrically spaced apart are arranged the sphere 1 between two valve seats 5, are connected with and stretch at the top of sphere 1
The valve rod 8 of 2 upper end of valve body out, the connecting pin inside of the valve body 2 are provided with internal screw thread, the valve seat 5 and the valve body 2
Internal screw thread corresponding outer circumference face undergauge section is set, one end end that internal screw thread is arranged in the valve body 2 is also connected with adjustment
Swivel nut 3, adjustment swivel nut 3 screw in the internal screw thread of the valve body 2 and cooperate with the undergauge section of the valve seat 5；It is set on the outside of the valve body 2
It is equipped with bolt hole 9, this case study on implementation can be in the bolt hole 9 of the utility model through installation connecting element bolt etc., will
Ball valve is mounted on folder on the pipe flange at place, and valve body 2, instead of the design of spring, is adjusted with adjustment swivel nut 3 by rotation
Swivel nut is caught in the part of bayonet to change the size of sealing force, to increase the adjustable range of sealing force.
Case study on implementation two
The implementation case is to be provided with use two opposite sides of the valve seat 5 on the basis of case study on implementation one
In the soft seal ring 6 of sealed spheroid 1, the setting of soft seal ring 6 increases leakproofness.
Case study on implementation three
The implementation case is on the basis of case study on implementation one, and there are two for installing for setting on the periphery of valve seat 5
The undergauge section outside of the seal groove of sealing ring 4, the valve seat 5 is again provided with the sealing ring 4 for sealing adjustment swivel nut 3, close
The setting of seal ring 4 further ensures the leakproofness of ball valve.
Case study on implementation four
The implementation case is that the valve body 2 is optimized on the basis of case study on implementation one, the specially described valve body
2 are an integral structure, this case study on implementation can increase the intensity of valve body, make valve body be adapted to high pressure (16MPa, 22MPa,
26MPa) and the operating condition of super-pressure (32MPa, 42MPa), while material cost can also be saved.
Case study on implementation five
The implementation case is that the adjustment swivel nut 3 is optimized on the basis of case study on implementation one, specially described
Adjustment swivel nut 3 is located at the part outside valve body and forms ring-shaped step, is provided with a plurality of circumferentially spaced bayonet 10 on ring-shaped step, blocks
The setting of mouth facilitates the installation of adjustment swivel nut, and then increases the installation convenience of ball valve.
Case study on implementation six
The implementation case is optimized on the basis of case study on implementation five, and the specially described bayonet 10 is provided with four altogether
It is a.
Case study on implementation seven
The implementation case is that the bolt hole 9 is optimized on the basis of case study on implementation one, is specifically spiral shell
Bolt throughhole 9 is provided with multiple, is circularly and evenly distributed in the 2 outer circumference face of valve body, and the bolt hole 9 is circumferentially
Even distribution ensure that ball valve is easy for installation.
Case study on implementation eight
The implementation case is that the bolt hole 9 is optimized on the basis of case study on implementation seven, is specifically spiral shell
There are six bolt throughhole 9 is total.
Case study on implementation nine
The implementation case is to be located at the position of the stretching of valve rod 8 also from upper in the valve body 2 on the basis of case study on implementation one
Seal joint 11 and sealing ring 12 are disposed under, the setting of sealing ring 11 and sealing ring 12 has increased valve rod 8 and valve
Leakproofness between body 2.
Case study on implementation ten
The implementation case is that the bolt hole 9 is optimized on the basis of case study on implementation one, is specifically spiral shell
9 internal screw thread of bolt throughhole is connected with bolt 7, and ball valve is mounted on pipe laying flange folder by the bolt 7.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, it is equivalent made by all specifications and accompanying drawing content with the utility model
Structure change similarly should be included in the protection scope of the utility model.
Claims (10)
1. a kind of wafer type soft sealing ball valve, including valve body (2), sphere (1) and valve seat (5), the internal setting of the valve body (2) is logical
Hole, through-hole both ends form the connecting pin of valve body (2), which is characterized in that setting two symmetrical intervals in the through-hole of the valve body (2)
The valve seat (5) of distribution is arranged the sphere (1) between two valve seats (5), is connected with stretching valve at the top of sphere (1)
The valve rod (8) of body (2) upper end, is provided with internal screw thread on the inside of a connecting pin of the valve body (2), the valve seat (5) with it is described
Undergauge section is arranged in the corresponding outer circumference face of the internal screw thread of valve body (2), and one end end of valve body (2) the setting internal screw thread also connects
It is connected to adjustment swivel nut (3), adjustment swivel nut (3) screws in the internal screw thread of the valve body (2) and matches with the undergauge section of the valve seat (5)
It closes；Bolt hole (9) are provided on the outside of the valve body (2).
2. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that two valve seats (5) are opposite
Side be provided with the soft seal ring (6) for sealed spheroid (1).
3. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that the periphery of the valve seat (5)
There are two the seal groove for installing sealing ring (4), the undergauge section outsides of the valve seat (5) to be again provided with for close for upper setting
The sealing ring (4) of envelope adjustment swivel nut (3).
4. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that the valve body (2) is integral type
Structure.
5. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that the adjustment swivel nut (3) is located at
Part on the outside of valve body (2) forms ring-shaped step, is provided with a plurality of circumferentially spaced bayonet (10) on ring-shaped step.
6. a kind of wafer type soft sealing ball valve according to claim 5, which is characterized in that the bayonet (10) is provided with altogether
Four.
7. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that bolt hole (9) setting
Have multiple, is circularly and evenly distributed in the valve body (2) outer circumference face.
8. a kind of wafer type soft sealing ball valve according to claim 7, which is characterized in that the bolt hole (9) is shared
Six.
9. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that the valve body (2) is located at valve rod
(8) position stretched out also is disposed with seal joint (11) and sealing ring (12) from top to bottom.
10. a kind of wafer type soft sealing ball valve according to claim 1, which is characterized in that the interior spiral shell of the bolt hole (9)
Line is connected with bolt (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822186264.7U CN209180411U (en) | 2018-12-25 | 2018-12-25 | A kind of wafer type soft sealing ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822186264.7U CN209180411U (en) | 2018-12-25 | 2018-12-25 | A kind of wafer type soft sealing ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209180411U true CN209180411U (en) | 2019-07-30 |
Family
ID=67377971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822186264.7U Active CN209180411U (en) | 2018-12-25 | 2018-12-25 | A kind of wafer type soft sealing ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209180411U (en) |
-
2018
- 2018-12-25 CN CN201822186264.7U patent/CN209180411U/en active Active
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