CN204664475U - A kind of ball check valve - Google Patents
A kind of ball check valve Download PDFInfo
- Publication number
- CN204664475U CN204664475U CN201520304238.3U CN201520304238U CN204664475U CN 204664475 U CN204664475 U CN 204664475U CN 201520304238 U CN201520304238 U CN 201520304238U CN 204664475 U CN204664475 U CN 204664475U
- Authority
- CN
- China
- Prior art keywords
- valve body
- valve
- ball
- seal ring
- ball check
- Prior art date
- 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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- Taps Or Cocks (AREA)
- Check Valves (AREA)
Abstract
The utility model discloses a kind of ball check valve, comprise lower valve body, described lower valve body is provided with upper valve body, described upper valve body is provided with Sealing, described Sealing is connected with handle, is provided with valve rod in described handle, and described valve rod bottom is provided with ball valve link, described ball valve link is provided with valve ball, and described valve ball is connected with the ball valve sheath on ball valve link.A kind of ball check valve described in the utility model, mainly through the first seal ring second seal ring the 3rd seal ring the 4th seal ring, valve body is sealed, the flange that is connected makes to be in high-seal in valve body, thus improves utilization efficiency and the working life of valve body.
Description
Technical field
The utility model relates to conveying equipment for fluid substances, especially a kind of ball check valve.
Background technique
Present stop valve sealing problem is very general, the especially connection of valve body intake-outlet and water pipe, also has the present product of the sealing of valve rod not all to be well solved, is badly in need of research and development.
Model utility content
The purpose of this utility model is to provide a kind of ball check valve, mainly through the first seal ring second seal ring the 3rd seal ring the 4th seal ring, valve body is sealed, the flange that is connected makes to be in high-seal in valve body, thus improves utilization efficiency and the working life of valve body.
In order to achieve the above object, the technical solution of the utility model is:
A kind of ball check valve, comprise lower valve body, described lower valve body is provided with upper valve body, described upper valve body is provided with Sealing, described Sealing is connected with handle, is provided with valve rod in described handle, and described valve rod bottom is provided with ball valve link, described ball valve link is provided with valve ball, and described valve ball is connected with the ball valve sheath on ball valve link.
Described lower valve inleting water end is provided with intake pipe by the first adpting flange, is provided with the first seal ring between described intake pipe and lower valve inleting water end; Described lower valve body waterexit end is provided with outlet pipe by the second adpting flange, is provided with the second seal ring between described outlet pipe and lower valve body waterexit end.
Described valve rod is provided with the 3rd seal ring be connected with upper valve body.
Described lower valve body offers internal thread, described upper valve body offers outside thread, described lower valve body is connected by internal thread outside thread with upper valve body.
Described lower valve body is provided with the 4th seal ring, described 4th seal ring is connected with upper valve body.
The beneficial effects of the utility model are: a kind of ball check valve of the present utility model, mainly through the first seal ring second seal ring the 3rd seal ring the 4th seal ring, valve body is sealed, the flange that is connected makes to be in high-seal in valve body, thus improves utilization efficiency and the working life of valve body.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment 1
A kind of ball check valve as shown in Figure 1, comprise lower valve body 1, described lower valve body 1 is provided with upper valve body 2, described upper valve body 2 is provided with Sealing 3, described Sealing 3 is connected with handle 4, is provided with valve rod 5 in described handle 4, and described valve rod 5 bottom is provided with ball valve link 6, described ball valve link 6 is provided with valve ball 7, and described valve ball 7 is connected with the ball valve sheath 8 on ball valve link 6.
Described lower valve body 1 feed-water end is provided with intake pipe 10 by the first adpting flange 9, is provided with the first seal ring 11 between described intake pipe 10 and lower valve body 1 feed-water end; Described lower valve body 1 waterexit end is provided with outlet pipe 13 by the second adpting flange 12, is provided with the second seal ring 14 between described outlet pipe 13 and lower valve body 1 waterexit end.
Described valve rod 5 is provided with the 3rd seal ring 15 be connected with upper valve body 2.
Described lower valve body 1 offers internal thread 16, described upper valve body 2 offers outside thread 17, described lower valve body 1 is connected by internal thread 16 outside thread 17 with upper valve body 2.
Described lower valve body 1 is provided with the 4th seal ring 18, described 4th seal ring 18 is connected with upper valve body 2.
A kind of ball check valve of the present embodiment, seal valve body mainly through the first seal ring second seal ring the 3rd seal ring the 4th seal ring, the flange that is connected makes to be in high-seal in valve body, thus improves utilization efficiency and the working life of valve body.
Claims (5)
1. a ball check valve, it is characterized in that: comprise lower valve body (1), described lower valve body (1) is provided with upper valve body (2), described upper valve body (2) is provided with Sealing (3), described Sealing (3) is connected with handle (4), valve rod (5) is installed in described handle (4), described valve rod (5) bottom is provided with ball valve link (6), described ball valve link (6) is provided with valve ball (7), and described valve ball (7) is connected with the ball valve sheath (8) on ball valve link (6).
2. a kind of ball check valve according to claim 1, it is characterized in that: described lower valve body (1) feed-water end is provided with intake pipe (10) by the first adpting flange (9), is provided with the first seal ring (11) between described intake pipe (10) and lower valve body (1) feed-water end; Described lower valve body (1) waterexit end is provided with outlet pipe (13) by the second adpting flange (12), is provided with the second seal ring (14) between described outlet pipe (13) and lower valve body (1) waterexit end.
3. a kind of ball check valve according to claim 1, is characterized in that: described valve rod (5) is provided with the 3rd seal ring (15) be connected with upper valve body (2).
4. a kind of ball check valve according to claim 1, it is characterized in that: described lower valve body (1) offers internal thread (16), described upper valve body (2) offers outside thread (17), described lower valve body (1) is connected by internal thread (16) outside thread (17) with upper valve body (2).
5. a kind of ball check valve according to claim 1, is characterized in that: described lower valve body (1) is provided with the 4th seal ring (18), and described 4th seal ring (18) is connected with upper valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520304238.3U CN204664475U (en) | 2015-05-13 | 2015-05-13 | A kind of ball check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520304238.3U CN204664475U (en) | 2015-05-13 | 2015-05-13 | A kind of ball check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204664475U true CN204664475U (en) | 2015-09-23 |
Family
ID=54134858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520304238.3U Expired - Fee Related CN204664475U (en) | 2015-05-13 | 2015-05-13 | A kind of ball check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204664475U (en) |
-
2015
- 2015-05-13 CN CN201520304238.3U patent/CN204664475U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20160513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |