CN201704778U - Flap valve - Google Patents
Flap valve Download PDFInfo
- Publication number
- CN201704778U CN201704778U CN 201020184916 CN201020184916U CN201704778U CN 201704778 U CN201704778 U CN 201704778U CN 201020184916 CN201020184916 CN 201020184916 CN 201020184916 U CN201020184916 U CN 201020184916U CN 201704778 U CN201704778 U CN 201704778U
- Authority
- CN
- China
- Prior art keywords
- base
- flap valve
- utility
- well
- model
- 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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Abstract
The utility model discloses a flap valve. The flap valve comprises a barrel-shaped base and a round well cover, wherein the base is fixed at the mouth of a well; the upper end surface of the base is sloped; the round well cover is movably hinged on the base; and the lower end surface of the well cover and an inclined surface on the upper end of the base are matched with each other. The flap valve with simple structure and convenient manufacture can be extensively applied to drainage works.
Description
Technical field
The utility model relates to a kind of flap valve.
Background technology
Flap valve is a kind of various channels in various drainings and the sewage treatment project, outlet pipe of water pump of being applicable to, going out flow in the pumping plant does overflow, non-return effect in well and the water channel, also can be used for various vertical shaft well lids, only is used for the circular or square outlet of unimodal current.
The utility model content
The purpose of this utility model provides a kind of flap valve, and is simple in structure, easily manufactured, can be widely used in the drainage works.
The technical solution of the utility model is as follows:
A kind of flap valve includes the base of tubular, and base is fixed in the well head place, and the upper surface of described base is ramped shaped, is movably hinged with circular well lid on the base, and the lower surface of well lid cooperates with the inclined-plane, upper surface of base.
The lower surface of well lid of the present utility model cooperates with the inclined-plane, upper surface of base, and it is big, simple in structure, easily manufactured that lifting surface area becomes, and can be widely used in the drainage works.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Referring to accompanying drawing, a kind of flap valve includes the base 1 of tubular, and base 1 is fixed in the well head place, and the upper surface of base 1 is ramped shaped, is movably hinged with circular well lid 2 on the base 1, and the lower surface of well lid 2 cooperates with the inclined-plane, upper surface of base.
Claims (1)
1. flap valve includes the base of tubular, and base is fixed in the well head place, it is characterized in that: the upper surface of described base is ramped shaped, is movably hinged with circular well lid on the base, and the lower surface of well lid cooperates with the inclined-plane, upper surface of base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020184916 CN201704778U (en) | 2010-04-30 | 2010-04-30 | Flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020184916 CN201704778U (en) | 2010-04-30 | 2010-04-30 | Flap valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201704778U true CN201704778U (en) | 2011-01-12 |
Family
ID=43441931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020184916 Expired - Fee Related CN201704778U (en) | 2010-04-30 | 2010-04-30 | Flap valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201704778U (en) |
-
2010
- 2010-04-30 CN CN 201020184916 patent/CN201704778U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20120430 |