CN217927193U - Soft seal structure of sealed butterfly valve that sealing performance is good - Google Patents
Soft seal structure of sealed butterfly valve that sealing performance is good Download PDFInfo
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- CN217927193U CN217927193U CN202222458947.XU CN202222458947U CN217927193U CN 217927193 U CN217927193 U CN 217927193U CN 202222458947 U CN202222458947 U CN 202222458947U CN 217927193 U CN217927193 U CN 217927193U
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- valve
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Abstract
The utility model discloses a sealed butterfly valve soft seal structure that sealing performance is good, which comprises a valve body, the inner wall fixedly connected with mount pad of valve body, one side joint of mount pad have first snap ring, one side fixedly connected with sealing ring of first snap ring, the circumference outer wall fixedly connected with spacing ring of first snap ring, the circumference outer wall of spacing ring and the inner wall contact of valve body, one side fixedly connected with second snap ring of sealing ring, the one end of valve body is pegged graft and is had the stop collar, the one end and the second snap ring joint of stop collar, the other end fixedly connected with clamping ring of stop collar, clamping ring and valve body joint, the screw thread is pegged graft between clamping ring and the valve body and is had a plurality of clamping screw. The utility model discloses a with first snap ring card on the mount pad, then, insert into the valve body with the stop collar to make stop collar and second snap ring joint, thereby fix the sealing ring firmly in the valve body, and then guarantee the leakproofness of butterfly valve.
Description
Technical Field
The utility model relates to a butterfly valve technical field especially relates to a soft seal structure of sealed butterfly valve that sealing performance is good.
Background
The butterfly valve is one of the most used valves in recent years, has small volume, simple structure, quick opening and closing, small resistance and other advantages, is divided into a hard sealing butterfly valve and a soft sealing butterfly valve according to the sealing property of the butterfly valve, the butterfly plate and the valve seat sealing surface of the soft sealing butterfly valve are mutually sealed by rubber or plastic materials, and the butterfly valve has the characteristics of good sealing property, strong corrosion resistance and the like and is suitable for the opening and closing control on acid-base and other corrosive medium pipelines.
The present soft seal structure of butterfly valve mostly has following not enough: the sealing structure of the butterfly valve is mostly in a simple annular shape, and cannot be well fixed inside the valve body, and after the butterfly valve is used for a long time, the sealing structure is easy to loosen, so that the sealing performance of the butterfly valve is influenced, and the requirement of people cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a sealing butterfly valve soft sealing structure with good sealing performance.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a soft seal structure of sealed butterfly valve that sealing performance is good, includes the valve body, the inner wall fixedly connected with mount pad of valve body, one side joint of mount pad have first snap ring, one side fixedly connected with sealing ring of first snap ring, the circumference outer wall fixedly connected with spacing ring of first snap ring, the circumference outer wall of spacing ring and the inner wall contact of valve body, one side fixedly connected with second snap ring of sealing ring, the one end of valve body is pegged graft and is had the stop collar, the one end and the second snap ring joint of stop collar.
As the utility model discloses further scheme again, the other end fixedly connected with clamping ring of stop collar, clamping ring and valve body joint.
As a further proposal of the utility model, a plurality of fixing screws are inserted into the screw thread between the pressing ring and the valve body.
As the utility model discloses scheme further again, the top of valve body is rotated and is pegged graft there is the valve rod, and the fixed cover in bottom of valve rod is equipped with the sleeve, telescopic outer wall fixedly connected with valve plate, valve plate and sealing ring contact, the top fixedly connected with knob of valve rod.
As the utility model discloses further scheme again, the equal fixedly connected with mounting flange in both ends of valve body.
As a further aspect of the present invention, one side of the mounting flange is bonded with a gasket.
As the utility model discloses scheme further still, first snap ring, sealing ring, spacing ring and second snap ring are the rubber ring.
The utility model has the advantages that:
1. through with first snap ring card on the mount pad, then, insert into the valve body with the stop collar to make stop collar and second snap ring joint, thereby fix the sealing ring firmly in the valve body, and then guarantee the leakproofness of butterfly valve.
2. The sealing shape of the joint of the mounting flange and an external pipeline can be improved by arranging the sealing gasket on one side of the mounting flange, so that the leakage of water is reduced, and the butterfly valve is prevented from being corroded.
3. Through the setting of stop collar, clamping ring and clamping screw to and the setting of first snap ring and mount pad joint can be convenient for change the sealing ring, and easy operation, convenient and fast.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of a sealing butterfly valve soft sealing structure with good sealing performance provided by the utility model;
fig. 2 is a schematic sectional structural view of a sealing butterfly valve soft sealing structure with good sealing performance provided by the present invention;
fig. 3 is a schematic side view of the soft sealing structure of the sealing butterfly valve with good sealing performance provided by the present invention;
fig. 4 is the utility model provides a sealing performance is good sealed butterfly valve soft seal structure's part spatial structure sketch map.
In the figure: 1. a valve body; 2. a mounting seat; 3. a first snap ring; 4. a seal ring; 5. a limiting ring; 6. a second snap ring; 7. a limiting sleeve; 8. pressing a ring; 9. a valve stem; 10. a sleeve; 11. a valve plate; 12. fixing the screw rod; 13. installing a flange; 14. a gasket; 15. a knob.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a sealed butterfly valve soft seal structure that sealing performance is good, including valve body 1, the inner wall integrated into one piece of valve body 1 has mount pad 2, one side joint of mount pad 2 has first snap ring 3, one side integrated into one piece of first snap ring 3 has sealing ring 4, the circumference outer wall integrated into one piece of first snap ring 3 has spacing ring 5, the circumference outer wall of spacing ring 5 contacts with the inner wall of valve body 1, one side integrated into one piece of sealing ring 4 has second snap ring 6, the one end of valve body 1 is pegged graft and is had spacing sleeve 7, the one end and the 6 joints of second snap ring of spacing sleeve 7, block first snap ring 3 on mount pad 2, then, inject spacing sleeve 7 into valve body 1, thereby make spacing sleeve 7 and 6 joints of second snap ring, thereby fix sealing ring 4 in valve body 1.
The utility model discloses in, the other end integrated into one piece of stop collar 7 has clamping ring 8, clamping ring 8 and 1 joint of valve body, the screw thread is pegged graft between clamping ring 8 and the valve body 1 has a plurality of clamping screw 12, thereby it fixes clamping ring 8 and valve body 1, the top of valve body 1 is rotated and is pegged graft there is valve rod 9, the fixed cover in bottom of valve rod 9 is equipped with sleeve 10, sleeve 10's outer wall integrated into one piece has valve plate 11, valve plate 11 and sealing ring 4 contact, there is knob 15 on valve rod 9's top through the bolt fastening, it rotates to rotate knob 15 and drive valve rod 9, thereby drive valve plate 11 and rotate, and then realize opening and shutting of valve body 1, mounting flange 13 has all been welded at valve body 1's both ends, through mounting flange 13 with external pipeline connection, one side bonding of mounting flange 13 has sealed 14, sealed 14 promotes the sealed shape of mounting flange 13 and external pipeline connection department, thereby reduce the seepage of water, first snap ring 3, sealing ring 4, spacing ring 5 and second snap ring 6 are the rubber ring.
The working principle is as follows: during the use, with 3 cards of first snap ring on mount pad 2, then, inject stop collar 7 in the valve body 1, thereby make stop collar 7 and 6 joints of second snap ring, inject on the valve body 1 through passing clamping ring 8 with clamping screw 12 again, thereby fix sealing ring 4 in valve body 1, then, through mounting flange 13 with valve body 1 and outside pipe connection, sealed pad 14 promotes the sealed shape of mounting flange 13 with outside pipe connection department, during the use, it rotates to rotate knob 15 and drive valve rod 9, thereby drive valve plate 11 and rotate, and then realize opening and shutting and closing of valve body 1.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a soft seal structure of sealed butterfly valve that sealing performance is good, includes valve body (1), its characterized in that, inner wall fixedly connected with mount pad (2) of valve body (1), one side joint of mount pad (2) has first snap ring (3), one side fixedly connected with sealing ring (4) of first snap ring (3), circumference outer wall fixedly connected with spacing ring (5) of first snap ring (3), the circumference outer wall of spacing ring (5) and the inner wall contact of valve body (1), one side fixedly connected with second snap ring (6) of sealing ring (4), the one end of valve body (1) is pegged graft and is had spacing sleeve (7), the one end and the second snap ring (6) joint of spacing sleeve (7).
2. The soft sealing structure of the sealing butterfly valve with good sealing performance as claimed in claim 1, wherein a pressing ring (8) is fixedly connected to the other end of the limiting sleeve (7), and the pressing ring (8) is clamped with the valve body (1).
3. The soft sealing structure of the sealing butterfly valve with good sealing performance according to claim 2, characterized in that a plurality of fixing screws (12) are inserted between the pressing ring (8) and the valve body (1) in a threaded manner.
4. The soft sealing structure of the sealing butterfly valve with good sealing performance as claimed in claim 1, wherein a valve rod (9) is rotatably inserted into the top of the valve body (1), a sleeve (10) is fixedly sleeved at the bottom end of the valve rod (9), a valve plate (11) is fixedly connected to the outer wall of the sleeve (10), the valve plate (11) is in contact with the sealing ring (4), and a knob (15) is fixedly connected to the top end of the valve rod (9).
5. The soft sealing structure of the sealing butterfly valve with good sealing performance according to claim 1, characterized in that mounting flanges (13) are fixedly connected to both ends of the valve body (1).
6. The soft seal structure of the sealing butterfly valve with good sealing performance according to claim 5, characterized in that a sealing gasket (14) is bonded on one side of the mounting flange (13).
7. The soft seal structure of the seal butterfly valve with good sealing performance according to claim 1, wherein the first snap ring (3), the seal ring (4), the limiting ring (5) and the second snap ring (6) are rubber rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222458947.XU CN217927193U (en) | 2022-09-16 | 2022-09-16 | Soft seal structure of sealed butterfly valve that sealing performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222458947.XU CN217927193U (en) | 2022-09-16 | 2022-09-16 | Soft seal structure of sealed butterfly valve that sealing performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217927193U true CN217927193U (en) | 2022-11-29 |
Family
ID=84174451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222458947.XU Active CN217927193U (en) | 2022-09-16 | 2022-09-16 | Soft seal structure of sealed butterfly valve that sealing performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217927193U (en) |
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2022
- 2022-09-16 CN CN202222458947.XU patent/CN217927193U/en active Active
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