CN219774836U - Valve seat casting sealing connection structure applied to stop valve - Google Patents
Valve seat casting sealing connection structure applied to stop valve Download PDFInfo
- Publication number
- CN219774836U CN219774836U CN202320844733.8U CN202320844733U CN219774836U CN 219774836 U CN219774836 U CN 219774836U CN 202320844733 U CN202320844733 U CN 202320844733U CN 219774836 U CN219774836 U CN 219774836U
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- valve seat
- valve
- disk seat
- guiding
- foundry goods
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- 238000007789 sealing Methods 0.000 title claims abstract description 40
- 238000005266 casting Methods 0.000 title claims description 44
- 238000009434 installation Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model provides a be applied to disk seat foundry goods seal connection structure of stop valve, including valve body foundry goods and disk seat foundry goods, form the valve pocket in the valve body foundry goods, set up disk seat installation department on the chamber wall of valve pocket, the disk seat foundry goods sets up on disk seat installation department, set up seal connection structure between disk seat foundry goods and the disk seat installation department, seal connection structure is including setting up the disk seat location link and the sealing member of setting on disk seat installation department on the disk seat foundry goods, set up the disk seat guide constant head tank on the disk seat installation department, the disk seat location link stretches into the disk seat guide constant head tank and is connected with disk seat installation department, the sealing member sets up in the disk seat guide constant head tank, the disk seat location link compresses tightly the sealing member, through set up seal connection structure between the disk seat installation department of disk seat foundry goods and valve body foundry goods, the colleague of sealing strength between disk seat foundry goods and the valve body foundry goods is convenient for the location and dismouting of disk seat foundry goods, so that the disk seat foundry goods can be torn open when appearing in the disk seat foundry goods, reduction in production cost.
Description
Technical Field
The utility model relates to the technical field of stop valve castings, in particular to a valve seat casting sealing connection structure applied to a stop valve.
Background
Most of valve body castings and valve seat castings of the conventional stop valves are integrally formed, and the valve body castings are required to be replaced after the valve seat castings are damaged, so that the production cost can be increased, and therefore, the valve body castings and the valve seat castings which are detachable and high in sealing performance are required.
Disclosure of Invention
In view of the above, the utility model provides a valve seat casting sealing connection structure applied to a stop valve.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a be applied to disk seat foundry goods seal connection structure of stop valve, includes valve body foundry goods and disk seat foundry goods, form the valve pocket in the valve body foundry goods, set up disk seat installation department on the chamber wall of valve pocket, the disk seat foundry goods sets up on disk seat installation department, set up seal connection structure between disk seat foundry goods and the disk seat installation department, seal connection structure is including setting up the disk seat location link and the sealing member of setting on the disk seat installation department on the disk seat foundry goods, set up disk seat guide constant head tank on the disk seat installation department, the disk seat location link stretches into the disk seat guide constant head tank and is connected with the disk seat installation department, the sealing member sets up in the disk seat guide constant head tank, disk seat location link compresses tightly the sealing member.
Preferably, the valve seat guiding positioning groove is provided with a positioning groove part and a guiding groove part, the positioning groove part is communicated with the guiding groove part, the positioning groove part is formed by inwards concavely forming the upper part of the guiding groove part in the direction away from the center of the valve cavity, the guiding groove part is in an inclined structure, and the shape of the valve seat positioning connecting end corresponds to the shape of the valve seat guiding positioning groove.
Preferably, the sealing connection structure further comprises an annular bump arranged at the top end of the valve seat installation part and an annular groove arranged at the bottom of the valve seat casting, the annular bump stretches into the annular groove to be connected with the valve seat casting, the annular bump is arranged at one side, far away from the center of the valve cavity, of the top end of the valve seat installation part, and the position of the annular groove corresponds to the position of the annular bump.
Preferably, the valve seat positioning connecting end is provided with a valve seat positioning part and a valve seat guiding part corresponding to the positioning groove part and the guiding groove part, the positioning groove part of the valve seat positioning part extending into the valve seat guiding positioning groove is connected with the valve seat mounting part, the guiding groove part of the valve seat guiding part extending into the valve seat guiding positioning groove is connected with the valve seat mounting part, and a plurality of valve seat guiding positioning grooves and valve seat positioning connecting ends are arranged at equal intervals.
Preferably, the valve seat casting is provided with a valve seat connecting ring block, the valve seat connecting ring block is in an annular structure, the inner ring side of the valve seat connecting ring block is provided with an internal thread, the valve seat casting is provided with an external thread corresponding to the valve seat connecting ring block, and the top end of the valve seat casting extends into the inner ring side of the valve seat connecting ring block to be in threaded connection with the valve seat connecting ring block.
Preferably, the sealing element is made of elastic rubber material.
The utility model has the beneficial effects that: according to the utility model, the sealing connection structure is arranged between the valve seat casting and the valve seat mounting part of the valve body casting, so that the sealing strength between the valve seat casting and the valve body casting can be improved, and the valve seat casting is convenient to position and disassemble and assemble, so that the valve seat casting can be disassembled and replaced when the valve seat casting is damaged, and the production cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the valve seat mounting portion and valve seat casting;
fig. 3 is an enlarged view at a in fig. 1.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model will be further described with reference to the drawings.
The utility model provides the following technical scheme:
as shown in fig. 1-3, the utility model discloses a valve seat casting sealing connection structure applied to a stop valve, which comprises a valve body casting 1 and a valve seat casting 2, wherein the valve body casting forms a valve cavity 3, a valve seat installation part 4 is arranged on the cavity wall of the valve cavity 3, the valve seat casting 2 is arranged on the valve seat installation part 4, a sealing connection structure 5 is arranged between the valve seat casting 2 and the valve seat installation part 4, the sealing connection structure 5 comprises a valve seat positioning connection end 6 arranged on the valve seat casting 2 and a sealing piece 7 arranged on the valve seat installation part 4, the valve seat installation part 4 is provided with a valve seat guiding positioning groove 8, the valve seat positioning connection end 6 stretches into the valve seat guiding positioning groove 8 to be connected with the valve seat installation part 4, the sealing piece 7 is arranged in the valve seat guiding positioning groove 8, and the valve seat positioning connection end 6 compresses the sealing piece 7. Specifically, in this design, through set up sealing connection structure 5 between disk seat foundry goods 2 and valve body foundry goods's disk seat installation department 4, when can improve the sealing strength between disk seat foundry goods 2 and the valve body foundry goods 1, the location and the dismouting of disk seat foundry goods 2 of being convenient for to can tear disk seat foundry goods 2 open when making disk seat foundry goods 2 appear damaging and trade, reduction in production cost.
Further, the valve seat guiding and positioning groove 8 is provided with a positioning groove part 9 and a guiding groove part 10, the positioning groove part 9 is communicated with the guiding groove part 10, the positioning groove part 9 is formed by inwards concavely forming the upper part of the guiding groove part 10 in the direction far away from the center of the valve cavity 3, the guiding groove part 10 is in an inclined structure, and the shape of the valve seat positioning and connecting end 6 is corresponding to the shape of the valve seat guiding and positioning groove 8. Specifically, in the present embodiment, by setting the valve seat guide positioning groove 8 to have the structure of the positioning groove portion 9 and the guide groove portion 10, the valve seat positioning connecting end 6 can be connected with the valve seat mounting portion 4 in cooperation with the shape of the guide positioning groove, and the sealing member 7 is pressed while the contact area between the two is increased, so that the sealing member 7 can be fastened easily.
Further, the sealing connection structure further comprises an annular protruding block 11 arranged at the top end of the valve seat installation part 4 and an annular groove 12 arranged at the bottom of the valve seat casting 2, the annular protruding block 11 stretches into the annular groove 12 to be connected with the valve seat casting 2, the annular protruding block 11 is arranged at one side, far away from the center of the valve cavity 3, of the top end of the valve seat installation part 4, and the position of the annular groove 12 corresponds to the position of the annular protruding block 11. Specifically, in the present embodiment, by providing the annular projection 11 and the annular groove 12 that cooperates with the annular projection 11, the connection relationship and the base area between the valve seat casting 2 and the valve body casting 1 can be further improved, the sealing is improved, and the possibility that the valve seat casting 2 is offset on the valve body casting 1 is reduced.
Further, the valve seat positioning connection end 6 is provided with a valve seat positioning portion 13 and a valve seat guiding portion 14 corresponding to the positioning groove portion 9 and the guiding groove portion 10, the positioning groove portion 9 of the valve seat positioning portion 13 extending into the valve seat guiding positioning groove 8 is connected with the valve seat mounting portion 4, the guiding groove portion 10 of the valve seat guiding portion 14 extending into the valve seat guiding positioning groove 8 is connected with the valve seat mounting portion 4, and a plurality of equal intervals are arranged between the valve seat guiding positioning groove 8 and the valve seat positioning connection end 6.
Further, the sealing member 7 is made of elastic rubber material.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a be applied to disk seat foundry goods sealing connection structure of stop valve, includes valve body foundry goods and disk seat foundry goods, form the valve pocket in the valve body foundry goods, set up disk seat installation department on the chamber wall of valve pocket, the disk seat foundry goods sets up on disk seat installation department, its characterized in that: the sealing connection structure comprises a valve seat positioning connection end arranged on the valve seat casting and a sealing element arranged on the valve seat installation part, wherein the valve seat installation part is provided with a valve seat guiding positioning groove, the valve seat positioning connection end stretches into the valve seat guiding positioning groove to be connected with the valve seat installation part, the sealing element is arranged in the valve seat guiding positioning groove, and the valve seat positioning connection end compresses the sealing element.
2. The valve seat casting sealing connection structure applied to a stop valve according to claim 1, wherein: the valve seat guiding positioning groove is provided with a positioning groove part and a guiding groove part, the positioning groove part is communicated with the guiding groove part, the positioning groove part is formed by inwards concavely forming the upper part of the guiding groove part in the direction away from the center of the valve cavity, the guiding groove part is in an inclined structure, and the shape of the valve seat positioning connecting end corresponds to the shape of the valve seat guiding positioning groove.
3. The valve seat casting sealing connection structure applied to a stop valve according to claim 1, wherein: the sealing connection structure further comprises an annular lug arranged at the top end of the valve seat installation part and an annular groove arranged at the bottom of the valve seat casting, the annular lug stretches into the annular groove to be connected with the valve seat casting, the annular lug is arranged at one side, far away from the center of the valve cavity, of the top end of the valve seat installation part, and the position of the annular groove corresponds to the position of the annular lug.
4. The valve seat casting sealing connection structure applied to a stop valve according to claim 2, wherein: the valve seat positioning connecting end is provided with a valve seat positioning part and a valve seat guiding part, the valve seat positioning part corresponds to the positioning groove part and the guiding groove part, the positioning groove part of the valve seat positioning part extending into the valve seat guiding positioning groove is connected with the valve seat installation part, the guiding groove part of the valve seat guiding part extending into the valve seat guiding positioning groove is connected with the valve seat installation part, and a plurality of valve seat guiding positioning grooves and valve seat positioning connecting ends are arranged at equal intervals.
5. The valve seat casting sealing connection structure applied to a stop valve according to claim 1, wherein: the sealing element is made of elastic rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320844733.8U CN219774836U (en) | 2023-04-11 | 2023-04-11 | Valve seat casting sealing connection structure applied to stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320844733.8U CN219774836U (en) | 2023-04-11 | 2023-04-11 | Valve seat casting sealing connection structure applied to stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219774836U true CN219774836U (en) | 2023-09-29 |
Family
ID=88109760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320844733.8U Active CN219774836U (en) | 2023-04-11 | 2023-04-11 | Valve seat casting sealing connection structure applied to stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219774836U (en) |
-
2023
- 2023-04-11 CN CN202320844733.8U patent/CN219774836U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |