CN112112986A - Fluorine-lined butterfly valve - Google Patents
Fluorine-lined butterfly valve Download PDFInfo
- Publication number
- CN112112986A CN112112986A CN202010288107.6A CN202010288107A CN112112986A CN 112112986 A CN112112986 A CN 112112986A CN 202010288107 A CN202010288107 A CN 202010288107A CN 112112986 A CN112112986 A CN 112112986A
- Authority
- CN
- China
- Prior art keywords
- valve
- butterfly
- valve body
- butterfly plate
- fluorine
- 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
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Classifications
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on the valve member
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2268—Sealing means for the axis of rotation
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
- F16K1/465—Attachment of sealing rings to the valve seats
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0218—Butterfly valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention provides a fluorine-lined butterfly valve which comprises a valve body, a valve rod, a butterfly plate and a gland, wherein the butterfly plate is fixed on the valve rod and is positioned in the valve body, a valve seat is arranged in the valve body, an upper guide sleeve and a lower guide sleeve are symmetrically arranged along the butterfly plate, a gasket and an adjusting hole are arranged at the lower end of the valve seat, an adjusting nut is arranged in the adjusting hole, a guide ring and a sliding ring are arranged at the upper end of the valve seat, the gland is abutted and matched with the sliding ring and is connected with the valve seat through a bolt, and the upper end of the valve rod sequentially penetrates through the guide ring, the sliding ring and the gland and then extends to the upper part of the gland. The fluorine-lined butterfly valve provided by the invention has the characteristics of good sealing performance, compact structure and small volume.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a fluorine-lined butterfly valve.
Background
The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and mainly plays a role in cutting off and throttling on a pipeline. A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a valve clack or a butterfly plate of a closing member is a disk.
The fluorine-lined butterfly valve is a component for realizing the on-off and flow control of a pipeline system, and is widely applied in various fields of petroleum, chemical industry, metallurgy, water and electricity and the like. Fluorine-lined butterfly valves typically include a valve body, a valve seat, a butterfly plate, and a valve stem.
The butterfly valve is sealed usually to hug closely through the disk seat in butterfly plate and the valve body and form sealedly, receives the influence of the pressure of medium after using a period, and the lining is moulded the layer and is easily sent out plastic deformation with the disk seat, and because the valve rod passes disk seat and butterfly plate fixed connection respectively, leads to the junction of valve rod and valve body to take place to leak easily like this, has reduced the sealing performance of valve, has shortened the life of product, and current butterfly valve structure is more complicated simultaneously, weight is big, inconvenient operation.
Disclosure of Invention
Aiming at the problems pointed out in the background technology, the invention provides the fluorine-lined butterfly valve which has the characteristics of good sealing performance, compact structure and small volume.
The technical scheme of the invention is realized as follows:
the utility model provides a lining fluorine butterfly valve, includes valve body, valve rod, butterfly plate, gland, its characterized in that: the butterfly plate is fixed on the valve rod and is positioned inside the valve body, a valve seat is arranged in the valve body, the butterfly plate is provided with an upper guide sleeve and a lower guide sleeve which are symmetrically arranged, the upper guide sleeve is positioned at the upper end of the butterfly plate and is hinged with the valve rod at the upper end of the butterfly plate, the lower guide sleeve is positioned at the lower end of the butterfly plate and is hinged with the valve rod at the lower end of the butterfly plate, a gasket and an adjusting hole are arranged at the lower end inside the valve body, the gasket is positioned between the lower guide sleeve and the adjusting hole, an adjusting nut is arranged in the adjusting hole and is in butt fit with the gasket, a guide ring and a sliding ring are arranged at the upper end inside the valve body, the sliding ring is positioned above the guide ring, a gland is in butt fit with the sliding ring and is connected with the valve seat through a bolt, and the upper end of the valve rod sequentially penetrates, The sliding ring and the gland extend to the upper part of the gland.
The invention is further configured to: the butterfly plate and the valve rod are integrally arranged.
The invention is further configured to: the butterfly plate and the outer side of the valve rod are provided with sealing shells, and the sealing shells wrap the butterfly plate and the valve rod in the sealing shells.
The invention is further configured to: and gaskets and rubber rings are arranged between the upper guide sleeve and the guide ring and between the lower guide sleeve and the gasket.
The invention is further configured to: and a rubber ring gasket is arranged between the valve seat and the valve body.
The invention is further configured to: the valve body comprises an upper valve body and a lower valve body, and the upper valve body is connected with the lower valve body through screws.
The invention is further configured to: an O-shaped ring is arranged between the butterfly plate and the valve seat.
The invention is further configured to: the valve seat is made of FEP materials.
In conclusion, the beneficial effects of the invention are as follows: the valve body of the fluorine-lined butterfly valve provided by the invention adopts a seamless design, and has the characteristics of good two-way sealing effect, small volume, light weight and compact structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention in an open configuration;
fig. 2 is a schematic structural view of the present invention when closed.
Reference numerals: 1. a valve body; 101. an upper valve body; 102. a lower valve body; 103. an adjustment hole; 2. a valve stem; 3. a butterfly plate; 301. sealing the housing; 4. a gland; 5. a screw; 6. a valve seat; 7. a rubber ring pad; 8. an O-shaped ring; 9. an upper guide sleeve; 10. a lower guide sleeve; 11. a gasket; 12. adjusting the nut; 13. a guide ring; 14. a sliding ring; 15. a bolt; 16. a gasket 17; a rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention is illustrated below with reference to fig. 1-2:
the utility model provides a lining fluorine butterfly valve, including valve body 1, valve rod 2, butterfly plate 3, gland 4, valve body 1 includes that valve body 101 and lower valve body 102 constitute, go up and adopt screw 5 to connect between valve body 101 and the lower valve body 102, butterfly plate 3 sets up and lies in valve body 1 inside with valve rod 2 an organic whole, butterfly plate 3 is equipped with seal housing 301 with the valve rod 2 outside, seal housing 301 is equipped with the disk seat 6 that adopts FEP material to make in 1 valve body of butterfly plate 3 and valve rod 2 parcel in it 1, be equipped with rubber ring pad 7 between disk seat 6 and the valve body 1, be equipped with O type circle 8 between butterfly plate 3 and the disk seat 6.
An upper guide sleeve 9 and a lower guide sleeve 10 which are symmetrically arranged are arranged along the butterfly plate 3, the upper guide sleeve 9 is positioned on an upper valve body 101 above the butterfly plate 3 and is hinged with a valve rod 2 at the upper end of the butterfly plate 3, the lower guide sleeve 10 is positioned on a lower valve body 102 below the butterfly plate 3 and is hinged with the valve rod 2 at the lower end of the butterfly plate 3, a gasket 11 and an adjusting hole 103 are arranged on the lower valve seat 6, the gasket 11 is positioned between the lower guide sleeve 10 and the adjusting hole 103, an adjusting nut 12 is arranged in the adjusting hole 103, the adjusting nut 12 is in butt fit with the gasket 11,
be equipped with guide ring 13 and sliding ring 14 on going up disk seat 6, sliding ring 14 is located the top of guide ring 13, gland 4 and sliding ring 14 butt cooperation adopt bolt 15 to be connected with disk seat 6, extend to gland 4's top after guide ring 13, sliding ring 14 and gland 4 are run through in proper order to the upper end of valve rod 2, go up between uide bushing 9 and the guide ring 13, all be equipped with packing ring 16 and rubber circle 17 between lower uide bushing 10 and the gasket 11 and seal.
By adopting the technical scheme, the valve rod 2 is rotated to further control the opening and closing between the butterfly plate 3 and the valve seat 6, the adjusting nut 12 is screwed to perform pre-tightening, so that a medium is prevented from leaking from the lower valve body 102, the gland 4 is adjusted through the adjusting bolt 15, further pre-tightening of the guide ring 13 and the sliding ring 14 is realized, and the medium is prevented from leaking from the upper valve body 101.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a lining fluorine butterfly valve, includes valve body (1), valve rod (2), butterfly plate (3), gland (4), its characterized in that: the butterfly plate (3) is fixed on the valve rod (2) and is positioned inside the valve body (1), a valve seat (6) is arranged in the valve body (1), an upper guide sleeve (9) and a lower guide sleeve (10) which are symmetrically arranged are arranged along the butterfly plate (3), the upper guide sleeve (9) is positioned at the upper end of the butterfly plate (3) and is hinged with the valve rod (2) at the upper end of the butterfly plate (3), the lower guide sleeve (10) is positioned at the lower end of the butterfly plate (3) and is hinged with the valve rod (2) at the lower end of the butterfly plate (3), a gasket (11) and an adjusting hole (103) are arranged at the lower end inside the valve body (1), the gasket (11) is positioned between the lower guide sleeve (10) and the adjusting hole (103), an adjusting nut (12) is arranged in the adjusting hole (103), and the adjusting nut (12) is abutted and matched with the gasket (11), the inside upper end of valve body (1) is equipped with guide ring (13) and sliding ring (14), sliding ring (14) are located the top of guide ring (13), gland (4) with sliding ring (14) butt cooperation and with disk seat (6) adopt bolt (15) to connect, run through in proper order valve rod (2) upper end guide ring (13), sliding ring (14) and extend to behind gland (4) the top of gland (4).
2. The fluorine-lined butterfly valve of claim 1, wherein: the butterfly plate (3) and the valve rod (2) are integrally arranged.
3. A fluorine-lined butterfly valve according to claim 1 or 2, wherein: the butterfly plate (3) with the valve rod (2) outside is equipped with sealed shell (301), sealed shell (301) will butterfly plate (3) with valve rod (2) parcel is in it.
4. The fluorine-lined butterfly valve of claim 1, wherein: and gaskets (16) and rubber rings (17) are arranged between the upper guide sleeve (9) and the guide ring (13) and between the lower guide sleeve (10) and the gasket (11).
5. The fluorine-lined butterfly valve of claim 1, wherein: and a rubber ring gasket (7) is arranged between the valve seat (6) and the valve body (1).
6. The fluorine-lined butterfly valve of claim 1, wherein: the valve body (1) comprises an upper valve body (101) and a lower valve body (102), and the upper valve body (101) is connected with the lower valve body (102) through a screw (5).
7. The fluorine-lined butterfly valve of claim 1, wherein: an O-shaped ring (8) is arranged between the butterfly plate (3) and the valve seat (6).
8. The fluorine-lined butterfly valve of claim 1, wherein: the valve seat (6) is made of FEP material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010288107.6A CN112112986A (en) | 2020-04-14 | 2020-04-14 | Fluorine-lined butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010288107.6A CN112112986A (en) | 2020-04-14 | 2020-04-14 | Fluorine-lined butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112112986A true CN112112986A (en) | 2020-12-22 |
Family
ID=73799508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010288107.6A Pending CN112112986A (en) | 2020-04-14 | 2020-04-14 | Fluorine-lined butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112112986A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264086A (en) * | 2022-08-09 | 2022-11-01 | 耐氟隆集团有限公司 | A low-emission two-way pressure-lined fluorine butterfly valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120168659A1 (en) * | 2009-09-07 | 2012-07-05 | Yoshito Ozaki | Butterfly valve |
| CN204083277U (en) * | 2014-09-13 | 2015-01-07 | 浙江耐氟隆阀业有限公司 | A kind of cascade zero leakage lining fluorine butterfly valve |
| CN208816705U (en) * | 2018-09-13 | 2019-05-03 | 成都兹维克阀门有限公司 | High sealing performance fluorine lining butterfly valve |
| CN209725327U (en) * | 2018-12-27 | 2019-12-03 | 浙江荣众科技有限公司 | A kind of Novel air valve valve |
| CN110886887A (en) * | 2018-09-11 | 2020-03-17 | 上海晟凡流体控制有限公司 | Fluorine-lined ball valve |
| CN212429766U (en) * | 2020-04-14 | 2021-01-29 | 上海晟凡流体控制有限公司 | Fluorine-lined butterfly valve |
-
2020
- 2020-04-14 CN CN202010288107.6A patent/CN112112986A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120168659A1 (en) * | 2009-09-07 | 2012-07-05 | Yoshito Ozaki | Butterfly valve |
| CN204083277U (en) * | 2014-09-13 | 2015-01-07 | 浙江耐氟隆阀业有限公司 | A kind of cascade zero leakage lining fluorine butterfly valve |
| CN110886887A (en) * | 2018-09-11 | 2020-03-17 | 上海晟凡流体控制有限公司 | Fluorine-lined ball valve |
| CN208816705U (en) * | 2018-09-13 | 2019-05-03 | 成都兹维克阀门有限公司 | High sealing performance fluorine lining butterfly valve |
| CN209725327U (en) * | 2018-12-27 | 2019-12-03 | 浙江荣众科技有限公司 | A kind of Novel air valve valve |
| CN212429766U (en) * | 2020-04-14 | 2021-01-29 | 上海晟凡流体控制有限公司 | Fluorine-lined butterfly valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264086A (en) * | 2022-08-09 | 2022-11-01 | 耐氟隆集团有限公司 | A low-emission two-way pressure-lined fluorine butterfly valve |
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