CN110173573A - Wedging type ball face sealing valve - Google Patents
Wedging type ball face sealing valve Download PDFInfo
- Publication number
- CN110173573A CN110173573A CN201910494844.9A CN201910494844A CN110173573A CN 110173573 A CN110173573 A CN 110173573A CN 201910494844 A CN201910494844 A CN 201910494844A CN 110173573 A CN110173573 A CN 110173573A
- Authority
- CN
- China
- Prior art keywords
- valve
- flap
- connection frame
- side flap
- connecting rod
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/204—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the plugs or parts of the plugs mechanically pressing the seals against the housing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The present invention relates to a kind of wedging type ball face sealing valve, including valve body, valve rod, flap, valve deck, transmission mechanism, valve body inlet and outlet are respectively equipped with valve seat in channel, and flap is made of inlet side flap and outlet side flap；It is characterized in that inlet side flap and outlet side flap are connect by connection frame with valve rod lower end, valve rod goes up and down equipped with connection frame-rotate conversion control device.Under the control that connection frame went up and down-rotated conversion control device, when valve opening, connection frame is first promoted after so that flap is detached from valve seat to be rotated again；When closing valve, connection frame is moved down again after being rotated by 90 ° in place and compresses two sides flap and valve base sealing cooperation by flap.The features such as flap and valve seat have sealing performance reliable without friction in opening-closing process, long product lifecycle.
Description
Technical field
The invention belongs to valve field more particularly to a kind of wedging type ball face sealing valves.
Background technique
Valve is to be realized by valve seat and flap mutual cooperation and opened or closed flow of media pipeline, seals auxiliary structure by ball
The structure types such as surface seal structure, conical surface sealing structure, inclined plane sealing structure, plane sealing structure, the allusion quotation of ball face sealing structure
Type representative is ball valve, all there is friction in general ball valve opening-closing process between its ball seal face and sealing surface of seat, causes close
Cover abrasion, influences sealing performance and product service life.
Summary of the invention
In view of the problems of the existing technology the present invention, provides in a kind of opening-closing process ball clack and sealing surface of seat without rubbing
It wipes, sealing performance is reliable, long product lifecycle wedging type ball face sealing valve.
Technical solution of the present invention includes valve body, valve rod, flap, valve deck, transmission mechanism, and valve body is imported and exported in channel respectively
Equipped with valve seat, flap is made of inlet side flap and outlet side flap；It is characterized in that inlet side flap and outlet side flap pass through
Connection frame is connect with valve rod lower end, and the inlet side flap back side and the outlet side flap back side are formed respectively with and connect with two Slideslip of connection frame
The dovetail groove connect, the dovetail groove at the inlet side flap back side and the dovetail groove at the outlet side flap back side are constituted centered on valve rod axis
The v-shaped structure of line, planar central and valve rod lower thread, which cooperate, on connection frame connects；The valve of plane upper side on connection frame
Bar is equipped with connection frame and goes up and down-rotate conversion control device, and it includes installation that the connection frame, which goes up and down-rotate conversion control device,
Disk, control block, link mechanism and fan-shaped oscillating arm；Mounting disc is fixedly mounted on valve rod, is hingedly mounted in the middle part of control block
On the mounting rod that mounting disc lower plane extends downwardly, control connects a block on the downside of block left end；Link mechanism by upper connecting rod, in
Connecting rod and lower link composition, lower link one end and control block right end are hinged, and one end of the other end and middle connecting rod is hinged, middle connecting rod
The other end and upper connecting rod one end it is hinged, the upper connecting rod other end and the boom of plane in mounting disc are hinged；Fan-shaped oscillating arm is by torsional spring
It is installed on the body cavity wall on the right side of connecting rod, in inlet side flap and outlet side flap and valve seat in the closed position,
The scalloped bevel front end of fan-shaped oscillating arm is located on the right side of middle connecting rod；Plane is formed on connection frame cooperates with control block right end
Radial retaining groove.
Preferably, spring is set between mounting disc lower plane on the right side of hinge joint in the middle part of control block.
Preferably, bolt is adjusted in block following settings.
Preferably, pressure bearing is set in body cavity bottom, the lower end of inlet side flap and outlet side flap is pressed in
In the upper plane of power bearing.
Preferably, off-position limiting device and open position limiting device are equipped between flap and valve body.
The beneficial effects of the invention are as follows inlet side flaps and outlet side flap to be connect by connection frame with valve rod lower end, valve rod
Be equipped with connection frame go up and down-rotate conversion control device.Under the control that connection frame went up and down-rotated conversion control device, valve opening
When, connection frame is first promoted after so that flap is detached from valve seat to be rotated again；When closing valve, flap again moves down connection frame after being rotated by 90 ° in place
It compresses two sides flap and valve base sealing cooperates.Flap and valve seat have sealing performance reliable, product makes without friction in opening-closing process
With the service life it is long the features such as.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the partial structurtes enlarged drawing in Fig. 1 of the present invention at P.
Fig. 3 is the direction E-E view in Fig. 2 of the present invention.
In figure: 1, valve body, 2, flap, 3, connection frame, 4, valve rod, 5, mounting disc, 6, valve deck, 7, bracket, 8, positioning pin, 9,
Transmission mechanism, 10, key, 11, boom, 12, fan-shaped oscillating arm, 13, link mechanism, 14, spring, 15, control block, 16, block,
17, bolt, 18, radial retaining groove, 19, bearing, 20, torsional spring are adjusted.
Specific embodiment
Wedging type ball face sealing valve as shown in Figure 1, including valve body 1, valve rod 4, flap 2, valve deck 7, transmission mechanism 9,
Valve body 1 is imported and exported in channel and is respectively equipped with valve seat, and flap 2 is made of inlet side flap and outlet side flap, and transmission mechanism 9 passes through
Bracket 7 is mounted on valve deck 6, and positioning pin 8 is equipped on bracket 7, which is inserted into the locating slot of 4 excircle of valve rod
Interior, limitation valve rod 4 moves axially；It is characterized in that inlet side flap and outlet side flap are connected by connection frame 3 and 4 lower end of valve rod
It connects, the inlet side flap back side and the outlet side flap back side are formed respectively with the dovetail groove being slidably connected with 3 two sides of connection frame, inlet side
The dovetail groove at the flap back side and the dovetail groove at the outlet side flap back side constitute the connection using 4 axis of valve rod as the v-shaped structure of center line
Planar central and 4 lower thread of valve rod, which cooperate, on frame 3 connects, and the rotation of valve rod 4 drives connection frame 3 to move axially, connection frame 3
When moving up, the distance between inlet side flap and outlet side flap reduce, when connection frame 3 moves down, inlet side flap
The distance between outlet side flap expands；Connection frame lifting-rotation is equipped on the valve rod 4 of plane upper side on connection frame 3 to turn
Control device is changed, it includes mounting disc 5, control block 15,13 and of link mechanism that the connection frame, which goes up and down-rotate conversion control device,
Fan-shaped oscillating arm 12；Mounting disc 5 is fixedly mounted on valve rod 4, is fixedly connected between mounting disc 5 and valve rod 4 using key 10, control gear
It is hingedly mounted in the middle part of block 15 on the mounting rod that 5 lower plane of mounting disc extends downwardly, control block 15 can be branch with interface point
Point rotates on mounting rod, and control connects a block 16 on the downside of 15 left end of block；Link mechanism 13 by upper connecting rod, middle connecting rod and under
Connecting rod composition, lower link one end with control 15 right end of block it is hinged, one end of the other end and middle connecting rod is hinged, middle connecting rod it is another
End is hinged with upper connecting rod one end, and the boom 11 of plane is hinged on the upper connecting rod other end and mounting disc 5, as shown in Figure 2；Fan-shaped oscillating arm
12 are installed on 1 internal chamber wall of valve body on the right side of middle connecting rod by torsional spring 20, and fan-shaped oscillating arm 12 can be rotated with the installation point, such as Fig. 3 institute
Show；In inlet side flap and outlet side flap and valve seat in the closed position, the scalloped bevel front end position of fan-shaped oscillating arm 12
On the right side of middle connecting rod, the scalloped bevel front end refers to scalloped bevel farthest with a distance from installation point；Plane system on connection frame 3
Have and the mutually matched radial retaining groove 18 of control 15 right end of block, when controlling in the radial retaining groove 18 of 15 right end of block insertion, valve
The rotation of bar 4 drives connection frame 3 to rotate together, and when control 15 right end of block leaves in radial retaining groove 18, the rotation of valve rod 4, which drives, to be connected
Connect the axial movement of frame 3.
Spring 14 is set between 5 lower plane of mounting disc on the right side of control 15 middle part hinge joint of block, when flap 2 is clockwise
When rotating to closed position, fan-shaped oscillating arm 12 pushes middle connecting rod to valve rod 4, pulls control block 15 to rotate counterclockwise, will control
15 right end of block is pulled out out of radial retaining groove 18, and spring 14 pulls on control block 15 and rotates counterclockwise, and middle connecting rod is detached from
Fan-shaped oscillating arm 12 does not stop valve rod 4 to rotate.
Bolt 17 is adjusted in 16 following settings of block, to adjust 3 lifting height of connection frame.
In 1 intracavity bottom of valve body setting pressure bearing 19, the lower end of inlet side flap and outlet side flap is pressed in pressure axis
It holds in 19 upper plane.
Off-position limiting device and open position limiting device are equipped between flap 2 and valve body 1.When flap 2 is rotated clockwise to 90 °
When closed position, off-position limiting device prevents flap 2 from continuing to rotate, and when valve rod 4 continues rotation, connection frame 3 will be driven to moving down
It is dynamic, it struts left side flap and right side flap and seat compression seals；When valve opening, valve rod 4 rotates counterclockwise, pulls on connection frame 3
It rising, left side flap and right side flap are drawn over to one's side to valve rod 4, when planar top contacts adjusting bolt 17 on connection frame 3, connection frame 2
Continue to rise and control block 15 is pushed to rotate clockwise, right end is inserted into radial retaining groove 18, and valve rod 4 drives flap 2 to revolve together
Turn, when flap 2 rotates counterclockwise to 90 ° of open positions, open position limiting device prevents flap 2 from continuing to rotate.In 4 inverse time of valve rod
When needle rotates, middle connecting rod can push 12 clockwise oscillation of fan-shaped oscillating arm, after connecting rod turns over fan-shaped oscillating arm 12 in the middle, fan-shaped oscillating arm
12 under the twisting force of torsional spring 20 return.
Claims (7)
1. a kind of wedging type ball face sealing valve, including valve body (1), valve rod (4), flap (2), valve deck (7), transmission mechanism (9),
Valve body (1) inlet and outlet are respectively equipped with valve seat in channel, and flap (2) is made of inlet side flap and outlet side flap；It is characterized in that
Inlet side flap and outlet side flap are connect by connection frame (3) with valve rod (4) lower end, the inlet side flap back side and outlet side valve
The valve back side is formed respectively with the dovetail groove being slidably connected with connection frame (3) two sides, the dovetail groove and outlet side at the inlet side flap back side
The dovetail groove at the flap back side is constituted using valve rod (4) axis as the v-shaped structure of center line, planar central and valve rod on connection frame (3)
(4) lower thread, which cooperates, connects；Connection frame lifting-rotation is equipped on the valve rod (4) of plane upper side on connection frame (3) to turn
Control device is changed, it includes mounting disc (5), control block (15), link mechanism that the connection frame, which goes up and down-rotate conversion control device,
(13) and fan-shaped oscillating arm (12)；Mounting disc (5) is fixedly mounted on valve rod (4), is hingedly mounted on peace in the middle part of control block (15)
On the mounting rod that sabot (5) lower plane extends downwardly, control connects a block (16) on the downside of block (15) left end；Link mechanism
(13) it is made of upper connecting rod, middle connecting rod and lower link, lower link one end and control block (15) right end are hinged, the other end and middle company
One end of bar is hinged, and the other end of middle connecting rod and upper connecting rod one end are hinged, and the upper connecting rod other end is hung with plane on mounting disc (5)
Arm (11) is hinged；On valve body (1) internal chamber wall that fan-shaped oscillating arm (12) is installed on the right side of middle connecting rod by torsional spring (20), in import side valve
When valve and outlet side flap and valve seat in the closed position, it is right that the scalloped bevel front end of fan-shaped oscillating arm (12) is located at middle connecting rod
Side；Plane is formed with and the mutually matched radial retaining groove (18) of control block (15) right end on connection frame (3).
2. wedging type ball face sealing valve according to claim 1, it is characterized in that the hinge joint in the middle part of control block (15)
Spring (14) are set between right side and mounting disc (5) lower plane.
3. wedging type ball face sealing valve according to claim 1 or 2, it is characterized in that being adjusted in block (16) following settings
Bolt (17).
4. wedging type ball face sealing valve according to claim 1 or 2, it is characterized in that being arranged in valve body (1) intracavity bottom
The lower end of pressure bearing (19), inlet side flap and outlet side flap is pressed in the upper plane of pressure bearing (19).
5. wedging type ball face sealing valve according to claim 1 or 2, it is characterized in that being set between flap (2) and valve body (1)
There are off-position limiting device and open position limiting device.
6. wedging type ball face sealing valve according to claim 3, it is characterized in that pressure is arranged in valve body (1) intracavity bottom
The lower end of bearing (19), inlet side flap and outlet side flap is pressed in the upper plane of pressure bearing (19).
7. wedging type ball face sealing valve according to claim 3, it is characterized in that being equipped between flap (2) and valve body (1)
Off-position limiting device and open position limiting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494844.9A CN110173573A (en) | 2019-06-10 | 2019-06-10 | Wedging type ball face sealing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494844.9A CN110173573A (en) | 2019-06-10 | 2019-06-10 | Wedging type ball face sealing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110173573A true CN110173573A (en) | 2019-08-27 |
Family
ID=67697950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910494844.9A Pending CN110173573A (en) | 2019-06-10 | 2019-06-10 | Wedging type ball face sealing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110173573A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4928725A (en) * | 1989-08-07 | 1990-05-29 | Graves John G | Combination plug and two-way check valve |
| CN201696652U (en) * | 2010-06-22 | 2011-01-05 | 大众阀门集团有限公司 | Abrasion-free distraction-type ball valve |
| CN205937999U (en) * | 2016-08-18 | 2017-02-08 | 浙江宝龙阀门制造有限公司 | Novel swing check valve |
| CN210034508U (en) * | 2019-06-10 | 2020-02-07 | 浙江金浦实业有限公司 | Wedge-caulking spherical sealing valve |
-
2019
- 2019-06-10 CN CN201910494844.9A patent/CN110173573A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4928725A (en) * | 1989-08-07 | 1990-05-29 | Graves John G | Combination plug and two-way check valve |
| CN201696652U (en) * | 2010-06-22 | 2011-01-05 | 大众阀门集团有限公司 | Abrasion-free distraction-type ball valve |
| CN205937999U (en) * | 2016-08-18 | 2017-02-08 | 浙江宝龙阀门制造有限公司 | Novel swing check valve |
| CN210034508U (en) * | 2019-06-10 | 2020-02-07 | 浙江金浦实业有限公司 | Wedge-caulking spherical sealing valve |
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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 | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20240816 |
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| AD01 | Patent right deemed abandoned |