CN204942630U - A kind of Swing check valve - Google Patents
A kind of Swing check valve Download PDFInfo
- Publication number
- CN204942630U CN204942630U CN201520603692.9U CN201520603692U CN204942630U CN 204942630 U CN204942630 U CN 204942630U CN 201520603692 U CN201520603692 U CN 201520603692U CN 204942630 U CN204942630 U CN 204942630U
- Authority
- CN
- China
- Prior art keywords
- pin
- flap
- check valve
- valve
- swing 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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- Revetment (AREA)
Abstract
A kind of Swing check valve, comprise: valve body, flap, valve gap and rocking bar, the inwall of the valve body above described flap is provided with a pair dress pin platform, described dress pin platform is equipped with pin, described pin is provided with connecting screw, described connecting screw is connected by attaching nut, described flap is connected by bolt and nut of clip with rocking bar, a kind of Swing check valve described in the utility model, pin is placed in valve inner, no matter how to use and there will not be water leakage phenomenon, structure is simple, extend the working life of valve body, for enterprise saves expense in plant maintenance.
Description
technical field:
The utility model relates to a kind of Swing check valve.
background technique:
The flap of present Swing check valve is all be fixed on rocking bar usually, rocking bar hangs over above pin, along with the size of hydrodynamic pressure, the angle that flap opens also can be different, but the pin of this structure is all external usually, although there is seal ring the inside, but along with long work, add the friction of rocking bar and seal ring, may occur leaking manifesting at pin mouth in the course of time, once ring wear is serious, whole valve body will be scrapped.
model utility content:
In order to solve the problem, the utility model provides a kind of Swing check valve.
The utility model solves the technological scheme that its technical problem adopts:
A kind of Swing check valve, comprise: valve body, flap, valve gap and rocking bar, the inwall of the valve body above described flap is provided with a pair dress pin platform, and described dress pin platform is equipped with pin, described pin is provided with connecting screw, and described connecting screw is connected by attaching nut.
Described flap is connected by bolt and nut of clip with rocking bar.
Owing to adopting technological scheme as above, the utility model has following superiority:
A kind of Swing check valve described in the utility model, is placed in valve inner by pin, no matter how to use and there will not be water leakage phenomenon, and structure is simple, extends the working life of valve body, for enterprise saves expense in plant maintenance.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional drawing of A-A in Fig. 1;
In figure: 1, valve body; 2, flap; 3, nut; 4, cotter pin; 5, dress pin platform; 6, attaching nut; 7, valve gap; 8, pin; 9, rocking bar; 10, connecting screw.
embodiment:
Can explain the utility model in more detail by the following examples, open the purpose of this utility model is intended to protect all changes and improvements within the scope of the utility model, and the utility model is not limited to the following examples;
A kind of Swing check valve described by reference to the accompanying drawings, comprise: valve body 1, flap 2, valve gap 7 and rocking bar 9, the inwall of the valve body 1 above described flap 2 is provided with a pair dress pin platform 5, described dress pin platform 5 is equipped with pin 8, described pin 8 is provided with connecting screw 10, and described connecting screw 10 is connected by attaching nut 6.
Described flap 2 is connected with cotter pin 4 by nut 3 with rocking bar 9.
Carefully do not state part in above content for prior art, therefore do not run business into particular one and state.
Claims (2)
1. a Swing check valve, comprise: valve body (1), flap (2), valve gap (7) and rocking bar (9), it is characterized in that: the inwall of the valve body (1) of described flap (2) top is provided with a pair dress pin platform (5), described dress pin platform (5) is equipped with pin (8), described pin (8) is provided with connecting screw (10), and described connecting screw (10) is connected by attaching nut (6).
2. a kind of Swing check valve according to claim 1, is characterized in that: described flap (2) is connected with cotter pin (4) by nut (3) with rocking bar (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520603692.9U CN204942630U (en) | 2015-08-12 | 2015-08-12 | A kind of Swing check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520603692.9U CN204942630U (en) | 2015-08-12 | 2015-08-12 | A kind of Swing check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204942630U true CN204942630U (en) | 2016-01-06 |
Family
ID=55010062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520603692.9U Expired - Fee Related CN204942630U (en) | 2015-08-12 | 2015-08-12 | A kind of Swing check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204942630U (en) |
-
2015
- 2015-08-12 CN CN201520603692.9U patent/CN204942630U/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: 20160106 Termination date: 20160812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |