CN214197278U - Efficient intercepting valve - Google Patents
Efficient intercepting valve Download PDFInfo
- Publication number
- CN214197278U CN214197278U CN202023120853.9U CN202023120853U CN214197278U CN 214197278 U CN214197278 U CN 214197278U CN 202023120853 U CN202023120853 U CN 202023120853U CN 214197278 U CN214197278 U CN 214197278U
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- sealing
- valve
- ring
- water passing
- convex part
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Abstract
The utility model discloses a high-efficiency intercepting valve, which comprises a valve body, a valve core, a valve rod and a hand wheel, wherein a water passing port is formed in the valve body, the valve core blocks the end surface of the water passing port, a thick sealing gasket is fixed at the bottom of the valve core, and a sealing convex part extending into the water passing port is integrally formed at the bottom of the thick sealing gasket; by adopting the technical scheme, the sealing convex part extending to the water passing opening is integrally formed at the bottom of the thick sealing gasket, so that a good sealing effect is achieved under the matching of the inner wall of the water passing opening and the sealing convex edge.
Description
Technical Field
The utility model belongs to the technical field of the valve, refer in particular to a high-efficient valve that dams.
Background
The valve is a positive seal type shut-off device, so that pressure must be applied to the flap to force the sealing surface from leaking when the valve is closed. However, the existing valve only depends on the abutting of the thick sealing gasket and the end surface of the water passing port to realize the interception, thereby causing poor interception effect.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a structure is strong and the high-efficient valve that dams of sealed effect ideal.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a valve that high efficiency was dammed, includes valve body, case, valve rod and hand wheel, is formed with in the valve body and crosses the mouth of a river, and the terminal surface of mouth of a river is stopped up to the case to be fixed with sealed thick gasket in the bottom of case the bottom integrated into one piece of sealed thick gasket have the sealed convex part that extends into and crosses the mouth of a river.
By adopting the technical scheme, the sealing convex part extending to the water passing opening is integrally formed at the bottom of the thick sealing gasket, so that a good sealing effect is achieved under the matching of the inner wall of the water passing opening and the sealing convex edge.
The utility model discloses further set up to: the sealing convex part is fixedly provided with a sealing element, the sealing element is fixedly connected on the sealing convex part through an adhesive, and the sealing element is made of rubber.
By adopting the technical scheme, the sealing part is fixedly arranged on the sealing convex part, so that the sealing property between the valve core and the water passing port can be further ensured, and a good flow stopping effect can be achieved after the surface of the thick sealing gasket is broken.
The utility model discloses further set up to: a bearing ring is fixedly arranged on the inner wall of the water passing opening, and the bearing ring is made of metal ceramics; and the receiving ring is fixed by an adhesive.
Through adopting foretell technical scheme, the fixed ring that connects that is provided with the cermet material on the inner wall of crossing the mouth of a river to ensure the smoothness of delivery port department, thereby reduce the friction.
The utility model discloses further set up to: the outer surface of the seal is coated with a wear resistant coating.
Through adopting foretell technical scheme, the surface coating at the sealing member has wear-resisting coating to can improve the holistic wearability of sealing member.
The utility model discloses further set up to: the sealing element comprises a supporting part which is fixedly connected with the sealing convex part and is in an annular column shape, a plurality of uniformly distributed annular sealing edges are arranged on one side of the supporting part, which is attached to the water passing port, and a sealing cavity is formed by two adjacent sealing edges in a straight line; the outer side of the sealing edge is tilted towards the valve core direction, and a depressed area is arranged on one side of the sealing edge facing the valve core.
By adopting the technical scheme, the sealing edge is arranged to ensure the sealing effect between the sealing element and the water passing opening; the upturned sealing edge can conveniently extend into the water gap; a sealing cavity is formed between the two sealing edges, so that the sealing effect can be further achieved; the recessed area can provide a certain amount of clearance during bending of the sealing edge.
The utility model discloses further set up to: the sealing part is internally and integrally formed with a support frame, and the support frame comprises a bearing part which is arranged in the support part and is in a ring column shape, and a plurality of reinforcing ring parts which respectively extend into the sealing edge and extend along the outline of the sealing edge; the bearing part and the reinforcing ring part are integrally formed, and the bearing part and the reinforcing ring part are both made of beryllium bronze.
By adopting the technical scheme, the support frame can ensure the integral structural strength of the sealing element; the reinforcing ring part is arranged to ensure the connection strength between the sealing edge and the supporting part; and the bearing part and the reinforcing ring part are both provided with beryllium bronze, so that the elasticity of the support frame is ensured, and the overall practicability of the sealing element is further ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
reference numbers in the drawings and corresponding part names: 1-valve body, 2-valve core, 3-valve rod, 4-water gap, 5-sealing thick gasket, 6-sealing convex part, 7-sealing part, 7 a-supporting part, 7 b-sealing edge, 8-bearing ring, 9-sealing cavity, 10-recessed area, 11-supporting frame, 11 a-bearing part and 11 b-reinforcing ring part.
Detailed Description
An embodiment of the present invention is further explained with reference to fig. 1 to 2.
The utility model provides a valve that high efficiency was dammed, includes valve body 1, case 2, valve rod 3 and hand wheel, is formed with in the valve body 1 and crosses water mouth 4, and the terminal surface of crossing water mouth 4 is blocked to case 2 to be fixed with sealed thick gasket 5 in the bottom of case 2 the bottom integrated into one piece of sealed thick gasket 5 have the sealed convex part 6 that extends into and crosses water mouth 4.
The sealing convex part 6 extending to the water passing opening 4 is integrally formed at the bottom of the thick sealing gasket 5, so that a good sealing effect is achieved under the matching of the inner wall of the water passing opening 4 and the sealing convex edge.
Further: the sealing convex part 6 is fixedly provided with a sealing piece 7, the sealing piece 7 is fixedly connected on the sealing convex part 6 through an adhesive, and the sealing piece 7 is made of rubber.
The sealing member 7 is fixedly arranged on the sealing convex part 6, so that the sealing property between the valve core 2 and the water passing hole 4 can be further ensured, and a good intercepting effect can be achieved after the surface of the thick sealing gasket 5 is crushed.
Further setting: a bearing ring 8 is fixedly arranged on the inner wall of the water passing hole 4, and the bearing ring 8 is made of metal ceramics; and the receiving ring 8 is fixed by an adhesive.
And a bearing ring 8 made of metal ceramic is fixedly arranged on the inner wall of the water passing port 4, so that the smoothness of the water outlet is ensured, and the friction is reduced.
Further: the outer surface of the seal 7 is coated with a wear resistant coating.
By coating the outer surface of the seal member 7 with a wear-resistant coating, the wear resistance of the seal member 7 as a whole can be improved.
Further: the sealing element 7 comprises a supporting part which is fixedly connected with the sealing convex part 6 and is in a ring column shape, a plurality of sealing edges 7b which are uniformly distributed and are in a ring shape are arranged on one side of the supporting part 7a which is attached to the water passing port 4, and a sealing cavity 9 is formed in the straight line of the two adjacent sealing edges 7 b; the sealing edge 7b is tilted towards the valve core 2, and a recessed area 10 is arranged on one side of the sealing edge 7b facing the valve core 2.
The sealing effect between the sealing element 7 and the water passing hole 4 can be ensured by arranging the sealing edge 7 b; the upturned sealing edge 7b can facilitate the sealing edge 7b to extend into the water gap 4; a sealing cavity 9 is formed between the two sealing edges 7b, so that the sealing effect can be further achieved; the recessed region 10 can provide a certain amount of play during bending of the sealing rim 7 b.
Further: a support frame 11 is integrally formed in the sealing element 7, and the support frame 11 comprises a bearing part 11a which is arranged in the supporting part 7a and is in a ring column shape, and a plurality of reinforcing ring parts 11b which respectively extend into the sealing edge 7b and extend along the outline of the sealing edge 7 b; the bearing part 11a and the reinforced ring part 11b are integrally formed, and the bearing part 11a and the reinforced ring part 11b are both made of beryllium bronze.
The overall structural strength of the sealing element 7 can be ensured by arranging the support frame 11; the reinforcing ring part 11b can ensure the connection strength between the sealing edge 7b and the supporting part 7 a; and the bearing part 11a and the reinforcing ring part 11b are both made of beryllium bronze, so that the elasticity of the support frame 11 is ensured, and the practicability of the whole sealing piece 7 is ensured.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (6)
1. The utility model provides a valve that high efficiency was dams, includes valve body (1), case (2), valve rod (3) and hand wheel, is formed with in valve body (1) and crosses mouth of a river (4), and mouth of a river (4) are blocked up in case (2) to be fixed with sealed thick gasket (5), characterized by in the bottom of case (2): and a sealing convex part (6) extending into the water passing opening (4) is integrally formed at the bottom of the thick sealing gasket (5).
2. An efficient shut-off valve as defined in claim 1, further comprising: and a sealing piece (7) is fixedly arranged on the sealing convex part (6), and the sealing piece (7) is fixedly connected on the sealing convex part (6) through an adhesive.
3. An efficient shut-off valve as defined in claim 2, further comprising: a bearing ring (8) is fixedly arranged on the inner wall of the water passing port (4), and the bearing ring (8) is made of metal ceramics; and the bearing ring (8) is fixed by an adhesive.
4. A high efficiency shut off valve as defined in claim 3 wherein: the outer surface of the sealing element (7) is coated with a wear-resistant coating.
5. An efficient shut-off valve as defined in claim 4, further comprising: the sealing element (7) comprises a supporting part (7a) which is fixedly connected with the sealing convex part (6) and is in a ring column shape, a plurality of sealing edges (7b) which are uniformly distributed and are in a ring shape are arranged on one side where the supporting part (7a) is attached to the water passing opening (4), and a sealing cavity (9) is formed between every two adjacent sealing edges (7 b); the sealing edge (7b) is tilted towards the valve core (2) at the outer side, and a concave area (10) is arranged on one side of the sealing edge (7b) facing the valve core (2).
6. An efficient shut-off valve as defined in claim 5, further comprising: a supporting frame (11) is integrally formed in the sealing element (7), and the supporting frame (11) comprises a cylindrical bearing part (11a) arranged in the supporting part (7a) and a plurality of reinforcing ring parts (11b) which respectively extend into the sealing edge (7b) and extend along the outline of the sealing edge (7 b); the bearing part (11a) and the reinforced ring part (11b) are integrally formed, and the bearing part (11a) and the reinforced ring part (11b) are both made of beryllium bronze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023120853.9U CN214197278U (en) | 2020-12-22 | 2020-12-22 | Efficient intercepting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023120853.9U CN214197278U (en) | 2020-12-22 | 2020-12-22 | Efficient intercepting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214197278U true CN214197278U (en) | 2021-09-14 |
Family
ID=77655466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023120853.9U Active CN214197278U (en) | 2020-12-22 | 2020-12-22 | Efficient intercepting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214197278U (en) |
-
2020
- 2020-12-22 CN CN202023120853.9U patent/CN214197278U/en active Active
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