CN209430811U - A kind of swing check valve - Google Patents
A kind of swing check valve Download PDFInfo
- Publication number
- CN209430811U CN209430811U CN201822192995.2U CN201822192995U CN209430811U CN 209430811 U CN209430811 U CN 209430811U CN 201822192995 U CN201822192995 U CN 201822192995U CN 209430811 U CN209430811 U CN 209430811U
- Authority
- CN
- China
- Prior art keywords
- valve
- adjustment barrel
- flap
- limit plate
- 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.)
- Active
Links
Abstract
The utility model provides a kind of swing check valve, including screw, valve deck, valve body, fixing seat, valve seat, linking arm, flap, threaded rod, limit plate, adjusting rod, spring and adjustment barrel, the body top is bolted with the valve deck, the valve inner is equipped with sealing slot close to the side of water inlet, the valve inner is equipped with fixing seat, the fixing seat is connected to one end of the valve seat, the other end of the valve seat is fixedly attached to the flap, adjustment barrel is fixedly mounted in the valve deck bottom, limit plate is fixedly mounted inside the adjustment barrel, fixed link installs threaded rod above limit plate, the adjusting rod is fixedly connected with below the limit plate, spring is socketed outside the adjusting rod, the spring is located in the adjustment barrel.A kind of swing check valve described in the utility model improves the sensitivity of flap opening and closing, the adjusting of check-valves flow is realized by the adjusting to threaded rod, structure is simple, easy to operate.
Description
Technical field
The utility model belongs to valve technology field, more particularly, to a kind of swing check valve.
Background technique
Check-valves is used to prevent the refluence of medium in pipeline, when the medium forward flow in pipeline, the flap of check-valves
It is automatically turned under the action of medium power.When the medium in pipeline is flow backwards, flap is automatically closed under the action of medium power, existing
Some swing check valve opening and closing elements are opened or closed by the strength of media flow, and still, it is big that usual valve body cannot achieve flow
Small adjusting, and the flap rotation of rocker bottom needs larger compression shock and can just open, and such case causes flap
It is more difficult to be opened by low-pressure, influence using sensitivity level, meanwhile, after flap is turned on, rocker arm, which is rotated up, to be also easy to
It collides with valve interior wall, under the continuous impact of rocker arm, valve interior wall is easy to appear damaged and fracture, to greatly shorten
The service life of valve influences the normal use of check-valves.
Summary of the invention
In view of this, the utility model is directed to a kind of swing check valve, with solve to be easy inside flap it is damaged with
And the case where closing is difficult under the impact of lesser pressure medium.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of swing check valve, including screw, valve deck, valve body, fixing seat, valve seat, linking arm, flap, threaded rod, limit
Position plate, adjusting rod, spring and adjustment barrel,
The body top is bolted by screw and the valve deck, and described valve body one end is equipped with water outlet, the other end
Equipped with water inlet, the valve inner is equipped with sealing slot close to the side of water inlet, is equipped with magnet in the sealing slot,
The valve inner be equipped with fixing seat, the fixed seating above water inlet,
The fixing seat is connected to one end of the valve seat by the linking arm, and the other end of the valve seat is fixedly connected
The extremely flap,
Adjustment barrel is fixedly mounted in the valve deck bottom, and the adjustment barrel is located at the valve inner,
Limit plate is fixedly mounted inside the adjustment barrel, threaded rod, the threaded rod is fixedly mounted above the limit plate
Top is located above the valve deck,
It is fixedly connected with the adjusting rod below the limit plate, the adjusting rod is pierced by the adjustment barrel bottom, the tune
Spring is socketed outside pole, the spring is located in the adjustment barrel.
Further, rubber pad is equipped between the valve deck and the valve body.
Further, the water inlet, the water outlet are flange-interface.
Further, the diameter of the water inlet is greater than the diameter of the water outlet.
Further, the material of the flap is magnetic stainless steel.
Further, the adjusting rod bottom is equipped with cushion, and the material of the cushion is rubber.
Compared with the existing technology, a kind of swing check valve described in the utility model has the advantage that
(1) a kind of swing check valve described in the utility model, structure is simple, easy to operate, can pass through external force pair
Flap is closed, and the sensitivity of flap opening and closing is improved.
(2) a kind of swing check valve described in the utility model, by magnetic suction strengthen flap and valve seat it
Between leakproofness, while there is good buffering effect, avoid flap from hitting valve inner, cause the damage of valve.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is a kind of swing check valve schematic diagram described in the utility model embodiment.
Description of symbols:
1- screw;2- valve deck;3- valve body;4- fixing seat;5- valve seat;6- linking arm;7- flap;8- threaded rod;9- limit
Plate;10- adjusting rod;11- spring;12- seals slot;13- adjustment barrel.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of swing check valve, as shown in Figure 1, including screw 1, valve deck 2, valve body 3, fixing seat 4, valve seat 5, linking arm
6, flap 7, threaded rod 8, limit plate 9, adjusting rod 10, spring 11 and adjustment barrel 13,
It is bolted by screw 1 with the valve deck 2 at the top of the valve body 3, described 3 one end of valve body is equipped with water outlet, separately
One end is equipped with water inlet, and 3 inside of valve body is equipped with sealing slot 12 close to the side of water inlet, sets in the sealing slot 12
There is magnet,
Fixing seat 4 is equipped with inside the valve body 3, the fixing seat 4 is located above water inlet,
The fixing seat 4 is connected to one end of the valve seat 5 by the linking arm 6, and the other end of the valve seat 5 is fixed
It is connected to the flap 7,
Adjustment barrel 13 is fixedly mounted in 2 bottom of valve deck, and the adjustment barrel 13 is located inside the valve body 3,
Limit plate 9 is fixedly mounted inside the adjustment barrel 13, threaded rod 8, the spiral shell is fixedly mounted above the limit plate 9
It is located at 2 top of valve deck at the top of rasp bar 8,
The adjusting rod 10 is fixedly connected with below the limit plate 9, the adjusting rod 10 is pierced by 13 bottom of adjustment barrel,
Spring 11 is socketed outside the adjusting rod 10, the spring 11 is located in the adjustment barrel 13.
Between the valve deck 2 and the valve body 3 be equipped with rubber pad, enhance leakproofness, while avoid the valve deck 2 with it is described
The directly contact of valve body 3 causes to damage.
The water inlet, the water outlet are flange-interface, convenient to be fixedly connected with pipeline.
The diameter of the water inlet is greater than the diameter of the water outlet, increases the pressure that medium flows into, helps the flap 7
It opens.
The material of the flap 7 is magnetic stainless steel, and the flap 7 is helped to close, and enhances leakproofness.
10 bottom of adjusting rod is equipped with cushion, and the material of the cushion is rubber, avoids with the valve seat 5 directly
Contact damages.
A kind of swing check valve, working principle, when use, control the threaded rod 8 and transport relative to about 2 valve deck
It is dynamic, so that the adjusting rod 10 be driven to move up and down, the adjusting to the valve seat 5 is further realized, when medium inflow, institute
When stating the opening of flap 7, the valve seat 5 hits the adjusting rod 10, and the spring 11 plays buffer function, and medium flows into
After, it manually can press the closing of valve seat 10 by rotating threaded rod, medium is avoided to flow backwards.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of swing check valve, it is characterised in that: including screw (1), valve deck (2), valve body (3), fixing seat (4), valve seat
(5), linking arm (6), flap (7), threaded rod (8), limit plate (9), adjusting rod (10), spring (11) and adjustment barrel (13),
It is bolted by screw (1) with the valve deck (2) at the top of the valve body (3), described valve body (3) one end is equipped with water outlet
Mouthful, the other end is equipped with water inlet, and the internal side close to water inlet of the valve body (3) is equipped with sealing slot (12), the sealing
Magnet is equipped in slot (12),
Fixing seat (4) are equipped with inside the valve body (3), the fixing seat (4) is located above water inlet,
The fixing seat (4) is connected to one end of the valve seat (5), the other end of the valve seat (5) by the linking arm (6)
The flap (7) are fixedly attached to,
Adjustment barrel (13) are fixedly mounted in valve deck (2) bottom, and the adjustment barrel (13) is located at the valve body (3) inside,
Limit plate (9) are fixedly mounted inside the adjustment barrel (13), threaded rod (8) are fixedly mounted above the limit plate (9), institute
It states and is located above the valve deck (2) at the top of threaded rod (8),
It is fixedly connected the adjusting rod (10) below the limit plate (9), the adjusting rod (10) is pierced by the adjustment barrel (13)
Bottom, the adjusting rod (10) is external to be socketed spring (11), and the spring (11) is located in the adjustment barrel (13).
2. a kind of swing check valve according to claim 1, it is characterised in that: the valve deck (2) and the valve body (3)
Between be equipped with rubber pad.
3. a kind of swing check valve according to claim 1, it is characterised in that: the water inlet, the water outlet are equal
For flange-interface.
4. a kind of swing check valve according to claim 1, it is characterised in that: the diameter of the water inlet is greater than described
The diameter of water outlet.
5. a kind of swing check valve according to claim 1, it is characterised in that: the material of the flap (7) is magnetism
Stainless steel.
6. a kind of swing check valve according to claim 1, it is characterised in that: adjusting rod (10) bottom is equipped with slow
Punching pad, the material of the cushion are rubber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822192995.2U CN209430811U (en) | 2018-12-25 | 2018-12-25 | A kind of swing check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822192995.2U CN209430811U (en) | 2018-12-25 | 2018-12-25 | A kind of swing check valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209430811U true CN209430811U (en) | 2019-09-24 |
Family
ID=67973558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822192995.2U Active CN209430811U (en) | 2018-12-25 | 2018-12-25 | A kind of swing check valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209430811U (en) |
-
2018
- 2018-12-25 CN CN201822192995.2U patent/CN209430811U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209430811U (en) | A kind of swing check valve | |
CN107061804A (en) | Protecting against shock swing check valve | |
CN207848584U (en) | A kind of slowly closed silencing check valve with built-in damping system | |
CN108953695A (en) | A kind of check-valves | |
CN108105435A (en) | Pilot operated safety valve | |
CN201193725Y (en) | Air intake valve for air compressor | |
CN108953696A (en) | A kind of slow closing swing check valve | |
CN213145478U (en) | Energy-saving check valve of water circulation system | |
CN108167523A (en) | A kind of slowly closed silencing check valve with built-in damping system | |
CN207095627U (en) | A kind of housing Non-return water meter | |
CN205841874U (en) | A kind of water hammer-resistant check-valves | |
CN207728919U (en) | A kind of novel high-pressure valve | |
CN207921319U (en) | Piston and cylinder comprising it | |
CN207728964U (en) | A kind of Silent check valve | |
CN207364345U (en) | A kind of horizontal Quakeproof silencing check-valves | |
CN209430826U (en) | A kind of shut-off valve with check function | |
CN106015601B (en) | A kind of rotary return valve | |
CN207377620U (en) | Engine pressure control valve with buffer capacity | |
CN216306827U (en) | Thermoplastic plastic transverse piston type check valve | |
CN208252780U (en) | A kind of novel butterfly valve | |
CN205877289U (en) | Swing check valve | |
CN209414696U (en) | A kind of swing check valve | |
CN207406846U (en) | A kind of one-way cock | |
CN207935468U (en) | A kind of shut-off valve with buffer structure | |
CN216200891U (en) | Ball valve with non-return function |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |