CN214197466U - High sealing performance gate valve gap - Google Patents
High sealing performance gate valve gap Download PDFInfo
- Publication number
- CN214197466U CN214197466U CN202120087680.0U CN202120087680U CN214197466U CN 214197466 U CN214197466 U CN 214197466U CN 202120087680 U CN202120087680 U CN 202120087680U CN 214197466 U CN214197466 U CN 214197466U
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- China
- Prior art keywords
- valve
- flange
- valve body
- valve gap
- cover
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a gate valve gap of high sealing performance, including the valve gap flange, the bottom of valve gap flange is provided with matched with valve body flange with it, and the bottom of valve gap flange be provided with valve body flange matched with seal assembly, the bottom of valve body flange is provided with the valve body, and the top of valve gap flange is provided with the arc lid, and the top of arc lid is provided with the support, and the top of support is provided with valve-stem nut. Has the advantages that: through seal assembly's use for first sealing washer can realize under the effect of spring and activity ring with the inseparable cooperation of seal groove, thereby improve the sealed effect between valve body and the valve gap effectively, in addition, use through the cooperation of strengthening rib and second sealing washer, not only improved the joint strength of support effectively, but also improved the sealed effect between valve rod and the valve gap effectively.
Description
Technical Field
The utility model relates to a valve gap technical field particularly, relates to a high sealing performance's gate valve gap.
Background
A gate valve is the most common type of open and close valve, and a gate plate is used to open or close a medium in a pipeline. It is not allowed to be used for intercepting, and the flashboard is prevented from being opened slightly in use, so that the damage of a sealing surface is accelerated due to the erosion of a high-speed flowing medium.
The valve cover of the gate valve is one of important parts of the gate valve, is connected with a valve body, penetrates through the valve rod, can play a role in keeping the valve rod, mainly comprises a base plate and a retainer for installing the valve rod, and keeps the valve rod through the retainer so that the valve rod can stably work for a long time. However, the traditional gate valve cover has poor sealing performance after being assembled with the valve body, and particularly when the traditional gate valve cover is vibrated, the sealing performance between the valve body and the valve cover cannot be effectively guaranteed.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the problem among the correlation technique, the utility model provides a high sealing performance's gate valve gap to overcome the above-mentioned technical problem that current correlation technique exists.
Therefore, the utility model discloses a specific technical scheme as follows:
the utility model provides a high sealing performance's gate valve gap, includes the valve gap flange, and the bottom of valve gap flange is provided with matched with valve body flange with it, and the bottom of valve gap flange be provided with valve body flange matched with seal assembly, the bottom of valve body flange is provided with the valve body, and the top of valve gap flange is provided with the arc lid, and the top of arc lid is provided with the support, and the top of support is provided with valve-stem nut.
Further, in order to facilitate the installation between the valve cover flange and the valve body flange, a plurality of mounting holes are formed in the valve cover flange and the valve body flange in a penetrating mode.
Further, in order to improve the sealing performance between the valve body and the valve cover, the sealing assembly comprises an extension portion arranged at the bottom of the flange of the valve cover, an annular groove is formed in the outer side of the extension portion, a movable ring is arranged inside the annular groove, a plurality of springs are evenly arranged between the inner side of the movable ring and the inner wall of the annular groove, a first sealing ring is arranged on the outer side of the movable ring, and a sealing groove matched with the first sealing ring is formed in the inner side of the flange of the valve body.
Further, in order to facilitate the installation and the placement of the spring, the inner side of the movable ring is provided with a groove, and the two ends of the spring are respectively connected with the inner wall of the groove and the inner wall of the annular groove through connecting blocks.
Further, in order to improve the strength of the support, a reinforcing rib is arranged on the outer side of the support, the top end of the reinforcing rib is connected with the valve rod nut, and the bottom end of the reinforcing rib is connected with the arc-shaped cover.
Further, in order to facilitate the realization of the connection between the arc-shaped cover and the support, the top of the arc-shaped cover is provided with a protruding part, and the top of the protruding part is connected with the bottom end of the support.
Further, in order to improve the sealing effect between valve rod and the valve gap, a plurality of mounting grooves have all been seted up to the interior top of bellying and interior bottom, and the inside of mounting groove all is provided with the second sealing washer.
The utility model has the advantages that:
1) through the use of the sealing assembly, the first sealing ring can be tightly matched with the sealing groove under the action of the spring and the movable ring, so that the sealing effect between the valve body and the valve cover is effectively improved.
2) The reinforcing ribs and the second sealing ring are matched for use, so that the connecting strength of the support is effectively improved, and the sealing effect between the valve rod and the valve cover is also effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 structural diagram of a high-sealing-performance gate valve cover according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;
fig. 4 is an enlarged view of a portion of the structure at B in fig. 2.
In the figure:
1. a bonnet flange; 2. a valve body flange; 3. a seal assembly; 4. a valve body; 5. an arc-shaped cover; 6. a support; 7. a valve stem nut; 8. mounting holes; 9. an extension portion; 10. an annular groove; 11. a movable ring; 12. a spring; 13. a first seal ring; 14. a sealing groove; 15. a groove; 16. connecting blocks; 17. reinforcing ribs; 18. a boss portion; 19. mounting grooves; 20. and a second seal ring.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a gate valve gap of high leakproofness ability.
Now combine the attached drawing and detailed description to explain the utility model further, as shown in fig. 1-4, according to the utility model discloses a high sealing performance's gate valve gap, including valve gap flange 1, valve gap flange 1's bottom is provided with matched with valve body flange 2 with it, and valve gap flange 1's bottom is provided with valve body flange 2 matched with seal assembly 3, and valve body flange 2's bottom is provided with valve body 4, and valve gap flange 1's top is provided with arc lid 5, and arc lid 5's top is provided with support 6, and support 6's top is provided with valve-stem nut 7.
By means of the technical scheme, the sealing effect between the valve body and the valve cover is effectively improved by using the sealing assembly 3.
In one embodiment, a plurality of mounting holes 8 are formed through the bonnet flange 1 and the valve body flange 2, so that the bonnet flange 1 and the valve body flange 2 can be mounted conveniently.
In one embodiment, the sealing assembly 3 includes an extension portion 9 disposed at the bottom of the bonnet flange 1, an annular groove 10 is disposed on an outer side of the extension portion 9, a movable ring 11 is disposed inside the annular groove 10, a plurality of springs 12 are uniformly disposed between an inner side of the movable ring 11 and an inner wall of the annular groove 10, a first sealing ring 13 is disposed on an outer side of the movable ring 11, and a sealing groove 14 matched with the first sealing ring 13 is disposed on an inner side of the valve body flange 2. Through the use of seal assembly 3 for first sealing washer 13 can realize closely cooperating with seal groove 14 under the effect of spring 12 and activity ring 11, thereby improves the sealed effect between valve body and the valve gap effectively.
In one embodiment, the inner side of the movable ring 11 is provided with a groove 15, and both ends of the spring 12 are respectively connected with the inner wall of the groove 15 and the inner wall of the annular groove 10 through connecting blocks 16, so that the installation and placement of the spring 12 are facilitated.
In one embodiment, a reinforcing rib 17 is arranged on the outer side of the bracket 6, the top end of the reinforcing rib 17 is connected with the valve rod nut 7, and the bottom end of the reinforcing rib 17 is connected with the arc-shaped cover 5, so that the strength of the bracket 6 is effectively improved.
In one embodiment, the top of the arc cover 5 is provided with a protrusion 18, and the top of the protrusion 18 is connected with the bottom end of the bracket 6, thereby facilitating the connection between the arc cover 5 and the bracket 6.
In one embodiment, the inner top and the inner bottom of the protrusion 18 are respectively provided with a plurality of mounting grooves 19, and the inside of each mounting groove 19 is provided with a second sealing ring 20, so that the sealing effect between the valve rod and the valve cover is effectively improved.
In conclusion, with the aid of the technical scheme of the utility model, through seal assembly 3's use for first sealing washer 13 can realize closely cooperating with seal groove 14 under spring 12 and activity ring 11's effect, thereby improves the sealed effect between valve body and the valve gap effectively. In addition, through the cooperation of strengthening rib 17 and second sealing washer 20 use, not only improved the joint strength of support 6 effectively, but also improved the sealed effect between valve rod and the valve gap effectively.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (7)
1. The utility model provides a high sealing performance's gate valve gap, a serial communication port, including valve gap flange (1), the bottom of valve gap flange (1) is provided with matched with valve body flange (2) with it, just the bottom of valve gap flange (1) be provided with valve body flange (2) matched with seal assembly (3), the bottom of valve body flange (2) is provided with valve body (4), the top of valve gap flange (1) is provided with arc lid (5), the top of arc lid (5) is provided with support (6), the top of support (6) is provided with valve-stem nut (7).
2. The gate valve cover with high sealing performance according to claim 1, wherein a plurality of mounting holes (8) are formed in the cover flange (1) and the valve body flange (2) in a penetrating manner.
3. The gate valve cover with high sealing performance according to claim 1, wherein the sealing assembly (3) comprises an extension portion (9) arranged at the bottom of the valve cover flange (1), an annular groove (10) is formed in the outer side of the extension portion (9), a movable ring (11) is arranged inside the annular groove (10), a plurality of springs (12) are uniformly arranged between the inner side of the movable ring (11) and the inner wall of the annular groove (10), a first sealing ring (13) is arranged on the outer side of the movable ring (11), and a sealing groove (14) matched with the first sealing ring (13) is formed in the inner side of the valve body flange (2).
4. The gate valve cover with high sealing performance according to claim 3, wherein a groove (15) is formed on the inner side of the movable ring (11), and both ends of the spring (12) are respectively connected with the inner wall of the groove (15) and the inner wall of the annular groove (10) through connecting blocks (16).
5. The gate valve cover with high sealing performance according to claim 1, wherein a reinforcing rib (17) is arranged on the outer side of the support (6), the top end of the reinforcing rib (17) is connected with the valve rod nut (7), and the bottom end of the reinforcing rib (17) is connected with the arc-shaped cover (5).
6. A high-sealability gate valve cover according to claim 1, wherein the top of the arc cover (5) is provided with a protrusion (18), and the top of the protrusion (18) is connected with the bottom end of the bracket (6).
7. The gate valve cover with high sealing performance according to claim 6, wherein a plurality of mounting grooves (19) are formed in the inner top and the inner bottom of the boss (18), and a second sealing ring (20) is arranged in each mounting groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120087680.0U CN214197466U (en) | 2021-01-13 | 2021-01-13 | High sealing performance gate valve gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120087680.0U CN214197466U (en) | 2021-01-13 | 2021-01-13 | High sealing performance gate valve gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214197466U true CN214197466U (en) | 2021-09-14 |
Family
ID=77635006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120087680.0U Expired - Fee Related CN214197466U (en) | 2021-01-13 | 2021-01-13 | High sealing performance gate valve gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214197466U (en) |
-
2021
- 2021-01-13 CN CN202120087680.0U patent/CN214197466U/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: 20210914 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |