CN210240562U - Novel splint-free abrasion-free stop valve - Google Patents
Novel splint-free abrasion-free stop valve Download PDFInfo
- Publication number
- CN210240562U CN210240562U CN201920829110.7U CN201920829110U CN210240562U CN 210240562 U CN210240562 U CN 210240562U CN 201920829110 U CN201920829110 U CN 201920829110U CN 210240562 U CN210240562 U CN 210240562U
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- valve
- valve rod
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Abstract
The utility model discloses a novel exempt from splint and do not have wearing and tearing stop valve, including valve, valve gap, valve rod, clamp plate, stopping gland and hand wheel, wherein, the valve top is located to the valve gap lid, in the valve was located to the lower extreme of valve rod, valve and valve gap were worn out on the top, the top that the valve rod was located and the valve gap was located to the clamp plate cover, the upper section of valve rod is located to stopping gland cover, be equipped with the plane guide part that is located stopping valve gap below on the valve rod, when the valve rod motion, the stopping gland passes through the setting and the valve rod plane contact of plane guide part realize not having the wearing and tearing and sealing. The valve has the advantages of compact design structure, direct modification on the cast formed by the existing mold, no need of additionally increasing the investment cost of the additional mold, low maintenance cost, wear resistance, simple structure, reduced weight of the valve, safety and reliability in sealing, and capability of meeting the service environment of the stop valve under various working conditions.
Description
Technical Field
The utility model relates to the technical field of valves, especially indicate a novel splint wearing and tearing free stop valve exempts from.
Background
Stop valves are used widely in the industries such as thermal power, chemical industry and petroleum, and a sealing structure on the traditional stop valve usually adopts a structure with a clamping plate to prevent a valve rod from rotating. In addition, a sealing pair is arranged on the valve clack cover, and the methods have certain defects, such as more complex structure, increased parts, increased cost, easy abrasion and leakage and the like.
In order to solve the problem, the utility model provides a novel splint-free abrasion-free stop valve.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the background art, the utility model aims at providing a novel splint free of wearing and tearing stop valve adopts the lower dress formula stopping gland, and when the valve rod was closed, it realized having no wearing and tearing with the clamp plate on the valve gap and sealed.
The technical scheme of the utility model is realized like this: the utility model provides a novel splint-free wearless stop valve, includes valve, valve gap, valve rod, clamp plate, stopping gland and hand wheel, wherein, the valve gap lid is located the valve top, the lower extreme of valve rod is located in the valve, the top is worn out valve and valve gap, be equipped with the cover in the valve and locate valve clack and valve clack lid on the valve rod, the top of valve clack is located to valve clack lid, the valve rod and being located are located to the clamp plate cover the top of valve gap, be equipped with the packing groove between clamp plate and the valve gap, the upper segment of valve rod is located to stopping gland cover, be equipped with the plane guide part that is located stopping valve gap below on the valve rod, when the valve rod motion, the stopping gland passes through setting and the valve rod plane contact of plane guide part realize the wearless seal, the top of valve.
In the technical scheme, the valve cover and the valve are fixedly connected through bolts and nuts, and a gasket is arranged at the joint of the valve cover and the valve.
In the technical scheme, a pin is arranged on one side of the valve cover, and the pressing plate is connected with the valve cover through the pin, an eyelet bolt and a nut.
In the technical scheme, a packing pad is arranged below the packing groove.
In the technical scheme, the retaining valve cover is arranged on the valve rod through the valve rod nut.
In the technical scheme, the hand wheel is arranged at the top end of the valve rod through a hand wheel nut and is provided with a gasket.
The utility model discloses exempt from splint wearless stop valve, including valve, valve gap, valve rod, clamp plate, stopping gland and hand wheel, wherein, the valve top is located to the valve gap lid, and in the valve was located to the lower extreme of valve rod, valve and valve gap were worn out on the top, the valve rod was located and the top that is located the valve gap to the clamp plate cover, and the upper segment of valve rod is located to stopping gland cover, is equipped with the plane guide part that is located stopping valve gap below on the valve rod, and when the valve rod moved, the stopping gland realized wearless seal through setting and the valve rod plane contact of plane guide part. The valve has the advantages of compact design structure, direct modification on the cast formed by the existing mold, no need of additionally increasing the investment cost of the additional mold, low maintenance cost, wear resistance, simple structure, reduced weight of the valve, safety and reliability in sealing, and capability of meeting the service environment of the stop valve under various working conditions.
Drawings
Fig. 1 is a sectional view of the valve structure of the present invention.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figure 1, a novel exempt from splint and do not have wearing and tearing stop valve, including valve 1, valve gap 2, valve rod 3, clamp plate 4, stopping gland 5 and hand wheel 6.
The valve cover 2 covers the valve 1, in this embodiment, the valve cover 2 and the valve 1 are fixedly connected through a bolt 7 and a nut 8, and a gasket 9 is arranged at the joint of the valve cover 2 and the valve 1 to realize sealing connection.
The lower extreme of valve rod 3 is located in the valve 1, the top of valve rod 3 is worn out valve 1 and valve gap 2. The valve 1 is internally provided with a valve clack 10 and a valve clack cover 11 which are sleeved on the valve rod 3, and the valve clack cover 11 is arranged above the valve clack 10 in a covering mode.
The pressing plate 4 is sleeved on the valve rod 3 and positioned above the valve cover 2, a pin 12 is arranged on one side of the valve cover 2, and the pressing plate 4 is connected with the valve cover 2 through the pin 12, an eyelet bolt 13 and a nut 14. A packing groove 15 is arranged between the pressing plate 4 and the valve cover 2, and a packing pad 16 is arranged below the packing groove 15.
The stopping gland 5 is sleeved on the upper section of the valve rod 3, and the stopping valve cover 5 is arranged on the valve rod 3 through a valve rod nut 17. Be equipped with the plane guide part 18 that is located stopping valve gap 5 below on the valve rod 3, when the medium flowed into valve 1, when valve 1 opened, when valve rod 3 lifted the motion, stopping gland 5 passed through the setting of plane guide part 18 and valve rod 3 plane contact, valve rod 3 does not use the splint structure also can not rotate, realizes not having the wearing and tearing closely. The valve has the advantages of compact design structure, direct modification on the cast formed by the existing mold, no need of additionally increasing the investment cost of the additional mold, low maintenance cost, wear resistance, simple structure, reduced weight of the valve, safety and reliability in sealing, and capability of meeting the service environment of the stop valve under various working conditions.
The hand wheel 6 is arranged at the top end of the valve rod 3, the hand wheel 6 is arranged at the top end of the valve rod 3 through a hand wheel nut 19, and a gasket 20 is arranged.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel exempt from splint and do not have wearing and tearing stop valve which characterized in that: including valve, valve gap, valve rod, clamp plate, stopping gland and hand wheel, wherein, the valve gap lid is located the valve top, the lower extreme of valve rod is located in the valve, the top is worn out valve and valve gap, be equipped with the cover in the valve and locate valve clack and valve clack lid on the valve rod, the top of valve clack is located to valve clack lid, the valve rod is located and is located to the clamp plate cover the top of valve gap, be equipped with the packing groove between clamp plate and the valve gap, the upper segment of valve rod is located to stopping gland cover, be equipped with the plane guide part that is located stopping valve gap below on the valve rod, when the valve rod motion, the stopping gland passes through the setting and the valve rod plane contact of plane guide part realize the wearless seal, the top of valve rod is located to.
2. The novel splint-free wear-free stop valve as claimed in claim 1, wherein: the valve cover and the valve are fixedly connected through bolts and nuts, and a gasket is arranged at the joint of the valve cover and the valve.
3. The novel splint-free wear-free stop valve as claimed in claim 1, wherein: and one side of the valve cover is provided with a pin, and the pressing plate is connected with the valve cover through the pin, an eyelet bolt and a nut.
4. The novel splint-free wear-free stop valve as claimed in claim 1, wherein: and a packing pad is arranged below the packing groove.
5. The novel splint-free wear-free stop valve as claimed in claim 1, wherein: the stopping valve cover is arranged on the valve rod through a valve rod nut.
6. The novel splint-free wear-free stop valve as claimed in claim 1, wherein: the hand wheel is arranged at the top end of the valve rod through a hand wheel nut and is provided with a gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920829110.7U CN210240562U (en) | 2019-06-03 | 2019-06-03 | Novel splint-free abrasion-free stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920829110.7U CN210240562U (en) | 2019-06-03 | 2019-06-03 | Novel splint-free abrasion-free stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210240562U true CN210240562U (en) | 2020-04-03 |
Family
ID=69973706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920829110.7U Expired - Fee Related CN210240562U (en) | 2019-06-03 | 2019-06-03 | Novel splint-free abrasion-free stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210240562U (en) |
-
2019
- 2019-06-03 CN CN201920829110.7U patent/CN210240562U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |