CN206754502U - A kind of one-way flow ball valve - Google Patents
A kind of one-way flow ball valve Download PDFInfo
- Publication number
- CN206754502U CN206754502U CN201720537164.7U CN201720537164U CN206754502U CN 206754502 U CN206754502 U CN 206754502U CN 201720537164 U CN201720537164 U CN 201720537164U CN 206754502 U CN206754502 U CN 206754502U
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- CN
- China
- Prior art keywords
- valve
- return baffle
- bonnet
- runner
- valve seat
- 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
It the utility model is related to a kind of one-way flow ball valve,Including spherical valve core,Valve body,Bonnet and spherical valve core controller,Runner is provided with valve body and bonnet,Valve seat is provided with runner,Spherical valve core controller includes drive device and valve rod,Runner on valve body is provided with tunnel inlets and runner exit,Bonnet is divided into suction valve cover and outlet bonnet,Outlet bonnet is provided with non-return baffle,Outlet bonnet inner circumferential has been wholely set non-return baffle fixed part,Non-return baffle fixed part includes fix bar,Fix bar both ends are separately fixed on outlet bonnet inwall and fix bar passes perpendicularly through runner axial line,Fix bar is provided with installation portion,Installation portion is articulated and connected with non-return baffle,Non-return baffle includes the first non-return baffle and the second non-return baffle,First non-return baffle and the second non-return baffle are located at installation portion both sides,Spacing block is provided with installation portion.Using such scheme, there is provided a kind of a kind of one-way flow ball valve that Unidirectional flow-limiting can be played to incoming.
Description
Technical field
It the utility model is related to a kind of ball valve, and in particular to a kind of one-way flow ball valve.
Background technology
Ball valve is a kind of opening and closing element（Spheroid）Driven by valve rod, and the valve to be rotated around ball valve axis.And ball valve
Because its flow resistance is small and widely used.
It includes spherical valve core, valve body, bonnet and spherical valve core controller to present ball valve on the market, and spherical valve core is installed
Between bonnet and valve body, bonnet, by sealing matching design, is provided with valve body and bonnet and closed by spherical valve core with valve body
Or the runner opened, the valve seat coordinated with spherical valve core sealing, spherical valve core controller and spherical valve core are provided with runner
Linkage is set, and its valve rod for including the drive device of rotation spherical valve element and connecting drive device and spherical valve core, passes through the drive
Dynamic device can make spheroid close and connect runner, play control action.
Although traditional ball valve plays sealing effectiveness using the sealing between spherical valve core and valve seat, its sealing effectiveness
It is bad, sealing effectiveness can be caused different because of different incoming pressure.In addition, traditional valve is simply provided with and opens and closes dress
Put, Unidirectional flow-limiting is not carried out to valve, effect is not had to complicated random valve, backflow phenomenon may be caused and lost
Effect.
The content of the invention
In view of the deficienciess of the prior art, the purpose of this utility model is that unidirectional limit can be played to incoming by providing one kind
A kind of one-way flow ball valve of stream.
To achieve the above object, the utility model provides following technical scheme：Including spherical valve core, valve body, bonnet and
Spherical valve core controller, spherical valve core are installed within valve body, are provided with valve body and bonnet and are closed or opened by spherical valve core
The runner opened, the valve seat coordinated with spherical valve core sealing is provided with runner, and spherical valve core controller links with spherical valve core and set
Put, it includes the drive device of rotation spherical valve element and the valve rod of connection drive device and spherical valve core is characterized in that：It is described
Valve body on runner be provided with tunnel inlets and runner exit, described bonnet is divided into the tunnel inlets on valve body
The outlet bonnet of suction valve cover and the runner exit on valve body, outlet bonnet, which is provided with, prevents stopping for fluid media (medium) backflow
Inverse baffle plate, described outlet bonnet inner circumferential have been wholely set non-return baffle fixed part, and described non-return baffle fixed part includes solid
Fixed pole, described fix bar both ends are separately fixed on outlet bonnet inwall and fix bar passes perpendicularly through runner axial line, institute
The fix bar stated is provided with installation portion, and described installation portion is articulated and connected with non-return baffle, and described non-return baffle includes first
Non-return baffle and the second non-return baffle, the first described non-return baffle and the second non-return baffle are located at installation portion both sides, described
Be provided with the spacing block for separating the first non-return baffle and the second non-return baffle on installation portion, the first described non-return baffle and
When second non-return baffle is by fluid compression to parallel fluid channels direction, mutually it is butted on respectively on spacing block, the described first non-return gear
When plate and the second non-return baffle are extruded to vertical run direction by counter fluid, mutually it is butted on fix bar.
By using above-mentioned technical proposal, when positive incoming, fluid media (medium) extruding non-return baffle, pressing non-return baffle
Rotated under strong to parallel fluid channels direction, when parallel to flow direction, non-return baffle is mutually butted on spacing block, and playing prevents from stopping
Inverse baffle plate when being swung under without baffle plate along center line so as to cause adverse current random overturn to opposite side of non-return baffle and lose only
Reverse effect；When reverse incoming, retrograde fluid medium squeeze non-return baffle, non-return baffle is set to be rotated to vertical run direction, when
During vertical run, and non-return baffle is mutually butted on fix bar and can not be rotated further, and now, non-return baffle is by Fluid pressure and admittedly
Fixed pole holding power, non-return baffle closed flow is set to play non-return effect.
The utility model is further arranged to：Described bonnet is provided with valve seat location division, and described valve seat is arranged at valve
Seat location division, described valve seat are provided with seal and the valve seat cavity for seal installation, described seal and globe valve
Core coordinates in sealing, and described valve seat location division is provided with the spring for resetting valve seat to spherical valve core and the sky of ammunition feed spring installation
Chamber, described spring are compressed in valve seat and valve seat location division.
By using above-mentioned technical proposal, valve seat is provided with the spring in compressive state, after runner pipeline is installed,
Spring has the trend resetted towards both ends, valve seat is expanded towards spherical valve core and runner direction, there is provided pretightning force, sealing more may be used
Lean on.In addition, for high pressure incoming, incoming can produce high-pressure extruding spherical valve core, make the oriented flowing side of spherical valve core
To the trend of skew, now, incoming lateral spring coordinates deformation to serve high pressure benefit towards spherical valve core offset direction simultaneous bias
The effect of repaying, substantially increases sealing function.It is reliable for the equal sealing property of high-low pressure.
The utility model is further arranged to：Described valve rod is provided with annular dead slot, and described annular dead slot is located at valve
Bar runs through position through upper lid, ball bearing is provided with described annular dead slot, described ball bearing inner surface is butted on
On valve rod, outer surface is butted on valve body.
By using above-mentioned technical proposal, spherical valve core, which rotates, to be made it rub on valve base seal to be also easy to produce electrostatic, rolling
The design of pearl bearing, valve rod is connected with valve body by ball bearing, caused electrostatic on spherical valve core is passed through ball by valve rod
Bearing is transmitted to valve body and then passed by valve body ground connection as greatly.
The utility model is further arranged to：Described valve seat periphery is provided with more than one O-ring.
By using above-mentioned technical proposal, valve seat periphery is provided with O-ring, valve seat is connected with bonnet even closer, removes
Outside this, O-ring is designed between valve seat and bonnet, make valve seat valve body contact reduce rigid material between collision so as to
Increase the service life of valve seat and bonnet.
The utility model is further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the sectional view of the utility model embodiment；
Fig. 2 is Section A-A figure in Fig. 1.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type is described in further detail.
As shown in Fig. 1-Fig. 2, the utility model discloses a kind of one-way flow ball valve, including spherical valve core 3, valve body 1,
Bonnet 2 and spherical valve core controller 4, spherical valve core 3 are installed within valve body 1, are provided with valve body 1 and bonnet 2 by globe valve
The runner 5 that core 3 is closed or opened, the valve seat 6 coordinated with the sealing of spherical valve core 3, spherical valve core controller are provided with runner 5
4 are set with the linkage of spherical valve core 3, and it includes the drive device 41 of rotation spherical valve element 3 and connection drive device 41 and globe valve
The valve rod 42 of core, the runner 5 on valve body 1 are provided with tunnel inlets 51 and runner exit 52, and bonnet 2 divides on valve body 1
The suction valve cover 21 of tunnel inlets 51 and the outlet bonnet 22 of the runner exit 52 on valve body 1, outlet bonnet 22 set
The non-return baffle 221 for preventing that fluid media (medium) from flowing back is equipped with, the outlet inner circumferential of bonnet 22 has been wholely set non-return baffle fixed part, non-return
Baffle plate fixed part includes fix bar 222, and the both ends of fix bar 222 are separately fixed on the outlet inwall of bonnet 22 and fix bar 222
Runner axial line 53 is passed perpendicularly through, fix bar 222 is provided with installation portion 223, and installation portion 223 connects with non-return baffle 221 be hinged 225
Connect, non-return baffle 221 includes the first non-return baffle 2211 and the second non-return baffle 2212, and the first non-return baffle 2211 and second are stopped
Inverse baffle plate 2212 is located at the both sides of installation portion 223, is provided with the first non-return baffle 2211 and the second non-return baffle on installation portion 223
2212 spacing blocks 224 separated, the first non-return baffle 2211 and the second non-return baffle 2212 are by fluid compression to parallel fluid channels 5
During direction, mutually it is butted on spacing block 224 respectively, the first non-return baffle 2211 and the second non-return baffle 2212 are squeezed by counter fluid
When being depressed into 5 direction of vertical run, mutually it is butted on fix bar 222.Bonnet 2 is provided with valve seat location division 23, and valve seat 6 is arranged at valve
Seat location division 23, valve seat 6 are provided with seal 61 and the valve seat cavity 62 installed for seal 61, seal 61 and spherical valve core
3 coordinate in sealing, and valve seat location division 23 is provided with what the spring 63 and ammunition feed spring 63 for resetting valve seat 6 to spherical valve core 3 were installed
Cavity 64, spring 63 are compressed in valve seat 6 and valve seat location division 23.Valve rod 42 is provided with annular dead slot 421, annular dead slot 421
Run through position through upper lid positioned at valve rod 42, ball bearing 422, the inner surface of ball bearing 422 are provided with annular dead slot 421
It is butted on valve rod 42, outer surface is butted on valve body 1.The periphery of valve seat 6 is provided with more than one O-ring 7.
The design of non-return baffle 221 enables medium fluid pass through runner 5 and discharge fluid in positive incoming, inverse
Retrograde fluid is extruded non-return baffle 221 during to incoming, it is mutually butted on fix bar 222 and closed flow 5, fluid is not led to
Runner 5 is crossed, so as to play non-return effect.The design of spring 63, valve seat 6 is set to have spring 63 under different temperatures, incoming pressure
Balancing force offset with spherical valve core 3.The design of O-ring 7 makes valve seat 6 to subtract on the premise of well-located with bonnet 2
The contact protection valve seat 6 and bonnet 2 of few rigid material.
Claims (4)
1. a kind of one-way flow ball valve, including spherical valve core, valve body, bonnet and spherical valve core controller, spherical valve core are installed on
Within valve body, the runner closed by spherical valve core or opened is provided with valve body and bonnet, is provided with runner and globe valve
The valve seat that core sealing coordinates, spherical valve core controller are set with spherical valve core linkage, and it includes the driving dress of rotation spherical valve element
The valve rod for putting and connecting drive device and spherical valve core is characterized in that：Runner on described valve body be provided with tunnel inlets and
Runner exit, described bonnet is divided into the suction valve cover of the tunnel inlets on valve body and the runner on valve body goes out
The outlet bonnet of mouth, outlet bonnet are provided with the non-return baffle for preventing that fluid media (medium) from flowing back, described outlet bonnet inner circumferential one
Non-return baffle fixed part is provided with, described non-return baffle fixed part includes fix bar, and described fix bar both ends are fixed respectively
On outlet bonnet inwall and fix bar passes perpendicularly through runner axial line, and described fix bar is provided with installation portion, described
Installation portion is articulated and connected with non-return baffle, and described non-return baffle includes the first non-return baffle and the second non-return baffle, described
First non-return baffle and the second non-return baffle are located at installation portion both sides, be provided with the first non-return baffle on described installation portion and
The spacing block that second non-return baffle separates, the first described non-return baffle and the second non-return baffle are by fluid compression to concurrent flow
During road direction, mutually it is butted on respectively on spacing block, the first described non-return baffle and the second non-return baffle are extruded by counter fluid
During to vertical run direction, mutually it is butted on fix bar.
2. one-way flow ball valve according to claim 1, it is characterised in that：Described bonnet is provided with valve seat location division,
Described valve seat is arranged at valve seat location division, and described valve seat is provided with seal and the valve seat cavity for seal installation, institute
The seal stated coordinates with spherical valve core in sealing, and described valve seat location division is provided with the bullet for resetting valve seat to spherical valve core
Spring and the cavity of ammunition feed spring installation, described spring are compressed in valve seat and valve seat location division.
3. one-way flow ball valve according to claim 2, it is characterised in that：Described valve rod is provided with annular dead slot, institute
The annular dead slot stated is located at valve rod and runs through position through upper lid, and ball bearing is provided with described annular dead slot, described
Ball bearing inner surface is butted on valve rod, and outer surface is butted on valve body.
4. one-way flow ball valve according to claim 1, it is characterised in that：Described valve seat periphery is provided with more than one
O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720537164.7U CN206754502U (en) | 2017-05-12 | 2017-05-12 | A kind of one-way flow ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720537164.7U CN206754502U (en) | 2017-05-12 | 2017-05-12 | A kind of one-way flow ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206754502U true CN206754502U (en) | 2017-12-15 |
Family
ID=60618299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720537164.7U Expired - Fee Related CN206754502U (en) | 2017-05-12 | 2017-05-12 | A kind of one-way flow ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206754502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442109A (en) * | 2020-04-17 | 2020-07-24 | 方正阀门集团永嘉科技有限公司 | High-reliability ultralow-temperature fixed ball valve with filtering function |
-
2017
- 2017-05-12 CN CN201720537164.7U patent/CN206754502U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442109A (en) * | 2020-04-17 | 2020-07-24 | 方正阀门集团永嘉科技有限公司 | High-reliability ultralow-temperature fixed ball valve with filtering function |
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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: 20171215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |