CN208967090U - A kind of V-type regulation ball valve - Google Patents
A kind of V-type regulation ball valve Download PDFInfo
- Publication number
- CN208967090U CN208967090U CN201821717572.1U CN201821717572U CN208967090U CN 208967090 U CN208967090 U CN 208967090U CN 201821717572 U CN201821717572 U CN 201821717572U CN 208967090 U CN208967090 U CN 208967090U
- Authority
- CN
- China
- Prior art keywords
- support ring
- valve
- block
- filler
- type regulation
- 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
Links
- 239000000945 filler Substances 0.000 claims abstract description 35
- 210000004907 gland Anatomy 0.000 claims abstract description 16
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 12
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Taps Or Cocks (AREA)
Abstract
The utility model proposes a kind of V-type regulation ball valves, including valve body, sphere, valve rod, filler and gland, valve body upper end inner wall is equipped with step, the valve rod is equipped with the block being adapted to step, the step is equipped with support ring compatible with valve body, the support ring bottom is equipped with groove compatible with block, top surface in the groove is greater than the vertical range of block top surface to step to the vertical range of step, the filler is located above support ring, the internal diameter of the groove is greater than the outer diameter of block, the support ring uses polytetrafluoroethylene (PTFE) material.Compared to existing V-type regulation ball valve, the utility model structure is simple, torque is small, good airproof performance and long service life.
Description
Technical field
The utility model relates to valve fields, and in particular to a kind of V-type regulation ball valve.
Background technique
Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting
Or the functions such as overflow pressure relief.For the valve of fluid control systems, from simplest shut-off valve to extremely complex robot control system(RCS)
Used in various valves, kind and specification are quite various.Valve can be used for controlling empty gas and water, steam, various corrosivity and be situated between
The flowing of the various types fluid such as matter, mud, oil product, liquid metal and radiating medium.
Valve is classified by effect and purposes, gate valve, shut-off valve etc. including class is truncated；By the check-valves etc. of non-return class；
Safety valve, explosion-proof valve, guard valve of security classes etc.；Adjust regulating valve, throttle valve and the pressure reducing valve etc. of class；Shunt the distribution of class
Valve, triple valve, drain valve etc.；A variety of valves such as pipe cleaning valve, blow valve, blowdown valve, exhaust valve, the filter of specific use class.
Regulation ball valve is a kind of quarter-turn formula regulating valve, it by GT Pneumatic piston executing agency (single, double effect) and
Two part of V-arrangement ball valve composition.Its seal form mainly has soft seal and two kinds of metal hard-sealing.Due to Pneumatic " V " shaped adjustable ball valve
For quarter-turn formula structure, there is stronger shear action when spool is rotated relative to valve seat, therefore is particularly suitable for having
The adjusting control of fiber and small medium.It is widely used in the industries such as petroleum, chemical industry, electric power, papermaking, metallurgy.Existing tune
It saves and is equipped with step in the valve body upper end of ball valve, valve rod is equipped with the block being adapted to step, is equipped with filler gasket above block, fills out
It is equipped with filler above backing strap piece and between valve rod and valve body, the gland for compressing filler is equipped with above filler, is filled out
Material gland is connected by stud nut with valve body.Since gland generates pressure to filler and block, when rotation valve rod, valve
Bar and filler gasket generate biggish frictional force, to increase torque, cause rotation valve rod to need more power, and for a long time
Leakproofness can be reduced after rotation valve rod, leads to the dielectric leakage in valve chamber, to reduce the service life of valve.
Utility model content
Based on the above issues, the utility model aim is to provide that a kind of structure is simple, torque is small, good airproof performance and use
The V-type regulation ball valve of service life length.
In view of the above problems, providing following technical solution: a kind of V-type regulation ball valve, including valve body, sphere, valve rod, fill out
Material and gland, valve body upper end inner wall are equipped with step, and the valve rod is equipped with the block being adapted to step, described
Step is equipped with support ring compatible with valve body, and the support ring bottom is equipped with groove compatible with block, the groove
Interior top surface is greater than the vertical range of block top surface to step to the vertical range of step, and the filler is located above support ring.
In above structure, support ring is set on step, by the way that groove is arranged in support ring bottom and makes in groove
The vertical range of top surface to step is greater than block top surface to the vertical range of step, reduces the frictional force that block is subject to, and keep away
Exempt from the pressure that block generates filler by gland, reduced the torque of rotation valve rod needs, has been rotated convenient for user,
Save manpower.The frictional force being subject to by reducing block, increases the stability of filler, avoids long-time rotation valve rod
And filler is caused to loosen, to increase the leakproofness and service life between filler and valve rod.
The utility model is further arranged to, and the internal diameter of the groove is greater than the outer diameter of block.
In above structure, the block on valve rod can be allowed to have enough space carry out activities, considerably reduce block by
The frictional force and pressure arrived, to reduce the torque of user's rotation valve rod, more save trouble and labor, and increases valve rod
Service life.
The utility model is further arranged to, and the support ring uses polytetrafluoroethylene (PTFE) material.
In above structure, leakproofness between support ring and valve rod and wear-resisting can be increased using polytetrafluoroethylene (PTFE) material
Property, to increase the service life of support ring and valve rod.
The utility model is further arranged to, and gasket is equipped between the support ring and filler.
Using the above structure, the leakproofness between valve rod and filler can be increased, so as to avoid the medium in valve chamber
It is leaked by valve rod, increases safety.
The utility model is further arranged to, and the support ring is equipped with counterbore, and elastic component is equipped in the counterbore, described
Elastic component includes spring and the ball positioned at spring top.
It in above structure, is easy to loosen after gasket long-time use, enables to gasket and support ring by the way that ball is arranged
Point contact is become from face contact, to reduce contact area well；The elastic force that ball is generated by spring, pressure not
In the case where change, contact area is smaller, and pressure is bigger, and the pressure generated by gland to filler, enables to gasket
It is stronger with packing seal, when preventing valve rod from rotating, the increase of frictional force, the increase of torque are rotated and caused with mobile gasket.
By the way that elastic component is arranged, the stability of torque required for leakproofness and valve rod between valve rod and filler rotate is increased.
The utility model is further arranged to, and the opening of the counterbore is equipped with arc convex compatible with ball.
Using the above structure, it can prevent ball from deviating from out of counterbore, to increase the stability of elastic component.
The utility model is further arranged to, and the support ring is connected through a screw thread with valve body.
Using the above structure, it is capable of the dismounting and fixation of ring easy to support, to increase the fastness of support ring.
The utility model is further arranged to, and the gland is mutually fixed by stud nut with valve body.
Using the above structure, the installation and disassembly of gland can be convenient for, to save assembly time and reduction
Manpower.
The utility model has the beneficial effects that comparing existing V-type regulation ball valve, the utility model structure is simple, torque is small,
Good airproof performance and long service life.By the way that support ring is arranged, reduces the frictional force that valve rod is subject to, needed when reducing rotation valve rod
The torque wanted increases the service life of valve rod consequently facilitating staff's rotation valve rod, reduces manpower.By the way that bullet is arranged
Property part, increase leakproofness between valve rod and filler and valve rod rotate required for torque stability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic enlarged-scale view in Fig. 1 at A.
Fig. 3 is the structural schematic diagram of the utility model second embodiment.
Fig. 4 is the structural schematic diagram in Fig. 3 at B.
Figure label meaning: 1- valve body；11- step；2- sphere；3- valve rod；31- block；4- filler；5- gland；
6- support ring；61- groove；7- gasket；8- elastic component；81- spring；82- ball；83- arc convex；9- stud.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
A kind of V-type regulation ball valve as shown in Figure 1 to Figure 2, including valve body 1, sphere 2, valve rod 3, filler 4 and filler pressure
Lid 5, the 1 upper end inner wall of valve body are equipped with step 11, and the valve rod 3 is equipped with the block 31 that is adapted to step 11, and described
Rank 11 is equipped with support ring 6 compatible with valve body 1, and 6 bottom of support ring is equipped with groove 61 compatible with block 31, institute
The vertical range for stating top surface to step 11 in groove 61 is greater than vertical range of 31 top surface of block to step 11, the filler 4
Above support ring 6.
In above structure, support ring 6 is set on step 11, by the way that groove 61 is arranged in 6 bottom of support ring and makes recessed
Top surface in slot 61 is greater than the vertical range of 31 top surface of block to step 11 to the vertical range of step 11, reduce block 31 by
The frictional force arrived, and the pressure that block 31 generates filler 4 by gland 5 is avoided, reduce the needs of rotation valve rod 3
Torque rotates convenient for user, saves manpower.The frictional force being subject to by reducing block 31 increases the firm of filler 4
Property, avoid long-time rotation valve rod 3 and cause filler 4 loosen, thus increase the leakproofness between filler 4 and valve rod 3 with
And service life.
In the present embodiment, the internal diameter of the groove 61 is greater than the outer diameter of block 31.
In above structure, the block 31 on valve rod 3 can be allowed there are enough space carry out activities, considerably reduce block
31 frictional force and pressure being subject to reduce the torque of user's rotation valve rod 3, more save trouble and labor, and increase
The service life of valve rod 3.
In the present embodiment, the support ring 6 uses polytetrafluoroethylene (PTFE) material.
In above structure, leakproofness between support ring 6 and valve rod 3 and resistance to can be increased using polytetrafluoroethylene (PTFE) material
Mill property, to increase the service life of support ring 6 Yu valve rod 3.
As shown in Figure 3 to Figure 4, in the present embodiment, gasket 7 is equipped between the support ring 6 and filler 4.
Using the above structure, the leakproofness between valve rod 3 and filler 4 can be increased, so as to avoid Jie in valve chamber
Matter is leaked by valve rod 3, increases safety.
In the present embodiment, the support ring 6 is equipped with counterbore, and elastic component 8 is equipped in the counterbore, and the elastic component 8 wraps
Include spring 81 and the ball 82 positioned at 81 top of spring.
In above structure, usual gasket 7 uses Graphite pad 7, is easy to loosen after 7 long-time use of gasket, passes through setting
Ball 82 enables to gasket 7 and support ring 6 to become point contact from face contact, to reduce contact area well；Pass through
The elastic force that spring 81 generates ball 82, in the case where pressure is constant, contact area is smaller, and pressure is bigger, and passes through filler
The pressure that gland 5 generates filler 4 enables to gasket 7 to seal with filler 4 stronger, when preventing valve rod 3 from rotating, drives
Gasket 7 rotates and causes the increase of frictional force, the increase of torque.By the way that elastic component 8 is arranged, increase between valve rod 3 and filler 4
Leakproofness and valve rod 3 rotate required for torque stability.The ball 82 can be rotated relative to spring 81, if gasket
When 7 damage, valve rod 3 is rotated with mobile gasket 7, and the rotation of ball 82 cooperates with gasket 7, can reduce what valve rod 3 was generated with mobile gasket 7
Frictional force, consequently facilitating user's operating valve lever 3.
In the present embodiment, the opening of the counterbore is equipped with arc convex 83 compatible with ball 82.
Using the above structure, it can prevent ball 82 from deviating from out of counterbore, to increase the stability of elastic component 8.
In the present embodiment, the support ring 6 is connected through a screw thread with valve body 1.
Using the above structure, it is capable of the dismounting and fixation of ring 6 easy to support, to increase the fastness of support ring 6.
In the present embodiment, the gland 5 is fixed by 9 nut of stud and 1 phase of valve body.
Using the above structure, the installation and disassembly of gland 5 can be convenient for, to save assembly time and reduction
Manpower.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications, above-mentioned vacation can also be made
If these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of V-type regulation ball valve, including valve body, sphere, valve rod, filler and gland, on the inner wall of the valve body upper end
Equipped with step, the valve rod is equipped with the block being adapted to step, it is characterised in that: the step is equipped with and is adapted with valve body
Support ring, the support ring bottom is equipped with groove compatible with block, the top surface in the groove to step it is vertical away from
From vertical range of the block top surface to step is greater than, the filler is located above support ring.
2. a kind of V-type regulation ball valve according to claim 1, it is characterised in that: the internal diameter of the groove is greater than block
Outer diameter.
3. a kind of V-type regulation ball valve according to claim 1, it is characterised in that: the support ring uses polytetrafluoroethylene (PTFE)
Material.
4. a kind of V-type regulation ball valve according to claim 1, it is characterised in that: be equipped between the support ring and filler
Gasket.
5. a kind of V-type regulation ball valve according to claim 4, it is characterised in that: the support ring is equipped with counterbore, described
Elastic component is equipped in counterbore, the elastic component includes spring and the ball positioned at spring top.
6. a kind of V-type regulation ball valve according to claim 5, it is characterised in that: the opening of the counterbore is equipped with and rolling
The compatible arc convex of pearl.
7. a kind of V-type regulation ball valve according to claim 1, it is characterised in that: the support ring and valve body pass through screw thread
Connection.
8. a kind of V-type regulation ball valve according to claim 1, it is characterised in that: the gland passes through stud nut
It is mutually fixed with valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717572.1U CN208967090U (en) | 2018-10-23 | 2018-10-23 | A kind of V-type regulation ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717572.1U CN208967090U (en) | 2018-10-23 | 2018-10-23 | A kind of V-type regulation ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208967090U true CN208967090U (en) | 2019-06-11 |
Family
ID=66760180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821717572.1U Expired - Fee Related CN208967090U (en) | 2018-10-23 | 2018-10-23 | A kind of V-type regulation ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208967090U (en) |
-
2018
- 2018-10-23 CN CN201821717572.1U patent/CN208967090U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205534549U (en) | Low unorganized emission control valve, pressurized seal system and low unorganized emission control valve system | |
| BRPI0715968B1 (en) | VALVE GASKET ASSEMBLY FOR A CONTROL VALVE ASSEMBLY | |
| CN106286838B (en) | A kind of agitator tank stuffing seal | |
| CN208619697U (en) | Sealing device | |
| CN208967090U (en) | A kind of V-type regulation ball valve | |
| CN109538778A (en) | The resistance to antistatic fluoroplastic all-liner ball valve of strong corruption | |
| US2817545A (en) | Valve stem seal | |
| US3290002A (en) | Flow control valve | |
| CN212429766U (en) | Fluorine-lined butterfly valve | |
| CN206617659U (en) | One kind automatically adjusts V-arrangement combined stuffing sealing structure | |
| CN208204071U (en) | A kind of constructional device of V-arrangement ball valve | |
| CN112377625A (en) | Differential pressure regulating stop valve | |
| US209160A (en) | Improvement in stuffing-boxes and packing for valve-stems | |
| CN206017995U (en) | The two-way multi-sealing structure of deep-sea ball-valve valve rod | |
| CN208221710U (en) | Fixing ball valve | |
| CN219712465U (en) | Valve rod anticorrosion device | |
| CN211082863U (en) | Chemical valve | |
| CN209414644U (en) | A kind of high leakproofness c-type eccentric ball valve | |
| CN104235392A (en) | Elastic self-sealing butterfly valve | |
| CN220249121U (en) | Valve body double stuffing box structure | |
| CN216519938U (en) | Vibration-proof scouring-resistant needle type throttle valve | |
| CN115298467B (en) | Leakage blocking device for valve | |
| CN208397348U (en) | A kind of control valve with hose coupling | |
| CN209084094U (en) | A kind of screw thread type copper valve for pressure difference | |
| CN219119826U (en) | Novel tank bottom baiting valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325102 Heyi village, Oubei street, Wenzhou City, Zhejiang Province Patentee after: Yaosheng Control Equipment Co.,Ltd. Address before: 325000 Oubei Street and Yicun, Yongjia County, Wenzhou City, Zhejiang Province (in Oubei Valve Manufacturing Co., Ltd., Yongjia County) Patentee before: YAOSHENG CONTROL EQUIPMENT Co.,Ltd. |
|
| 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: 20190611 |