CN207278955U - A kind of Vertical Lift Check Valves - Google Patents
A kind of Vertical Lift Check Valves Download PDFInfo
- Publication number
- CN207278955U CN207278955U CN201721347722.XU CN201721347722U CN207278955U CN 207278955 U CN207278955 U CN 207278955U CN 201721347722 U CN201721347722 U CN 201721347722U CN 207278955 U CN207278955 U CN 207278955U
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- valve
- flap
- valve chamber
- valve body
- slide bar
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- Safety Valves (AREA)
Abstract
The utility model discloses a kind of Vertical Lift Check Valves, including valve body, the valve body bottom offers first through hole, is equipped with valve chamber in the valve body, the valve chamber bottom is equipped with gasket, slide bar is equipped with the top of the valve chamber, the slide bar outer wall is arranged with spring, and the slide bar bottom is equipped with flap, and the flap is equipped with lever, the flap bottom is embedded with sealing ring, and the body top is equipped with valve deck.Gasket and sealing ring is made by using flexible graphite material in the utility model, sealing ring and gasket is set to fit at the same time, sealing performance during use is improved, by equipped with multiple levers, when the fluid flow rate in valve body becomes larger suddenly or pressure becomes strong, avoid the phenomenon for occurring blocking, practicality is improved, by equipped with the valve chamber in character cut in bas-relief shape integrated setting, when fluid directly acts on baffle ring and valve deck into avoiding fluid when crossing valve chamber, play the role of buffering, extend service life.
Description
Technical field
Valve field is the utility model is related to, more particularly to a kind of Vertical Lift Check Valves.
Background technology
Vertical Lift Check Valves refer to flow in itself by medium and automatic open and close flap, for preventing the valve of medium refluence,
Also known as non-return valve, check valve, reflux valve and counterbalance valve.Check-valves belongs to a kind of automatic valve, its main function is to prevent medium
Flow backwards, prevent pump and drive motor reversion, and vessel media from releasing.Check-valves can be additionally used in may to pressure therein
The auxiliary system for being raised above system pressure is provided on the pipeline of supply.Check-valves can be divided mainly into swing check valve（According to center of gravity
Rotation）With lift check valve（Moved along axis）.The effect of such valve is only to allow medium to be flowed to a direction
It is dynamic, and prevent opposite direction flowing.Usual this valve works automatically, the Fluid pressure effect flowed in one direction
Under, flap is opened；During fluid opposite direction flowing, valve seat is acted on by the flap that overlaps certainly of Fluid pressure and flap, so as to cut off
Flowing.But poor sealing performance when traditional Vertical Lift Check Valves use, run into accelerate suddenly and during fluid that pressure is big spring by
Power excessively causes flap to block fluid passage, influences to use.
Therefore, it is necessary to solve the above problems that a kind of Vertical Lift Check Valves are invented.
Utility model content
The purpose of this utility model is to provide a kind of Vertical Lift Check Valves, to solve proposed in the above background technology ask
Topic.
To achieve the above object, the utility model provides following technical solution：A kind of Vertical Lift Check Valves, including valve body, institute
State valve body bottom and offer first through hole, valve chamber is equipped with the valve body, the valve chamber bottom is equipped with gasket, the valve chamber top
Equipped with slide bar, the slide bar outer wall is arranged with spring, and the slide bar bottom is equipped with flap, and the flap is equipped with lever, described
Flap bottom is embedded with sealing ring, and the body top is equipped with valve deck, and the valve deck top offers the second through hole, the valve deck
Bottom is equipped with baffle ring.
Preferably, valve body and the valve deck outer wall is arranged with mounting flange, and the mounting flange is equipped with multiple screw holes.
Preferably, the spring bottom end is fixedly connected with flap top and top is fixedly connected with baffle ring bottom.
Preferably, the baffle ring is extended in valve chamber through valve body, and the slide bar is extended at the top of baffle ring through baffle ring, institute
Flap and slide bar integrated setting are stated, the flap is flexibly connected by spring with baffle ring.
Preferably, fit at the top of the gasket with sealing ring bottom, the gasket and sealing ring are by soft graphite material
Material is made.
Preferably, the quantity of the lever is arranged to multiple, and the length of the lever is less than at the top of flap at the top of valve chamber
Distance.
Preferably, groove is equipped with the valve chamber top edge, the groove and valve chamber integrated setting, the valve chamber are in
Character cut in bas-relief shape.
The technique effect and advantage of the utility model：Gasket and sealing ring is made by using flexible graphite material, at the same time
Sealing ring and gasket is fitted, improve sealing performance during use, by equipped with multiple levers, when the fluid stream in valve body
When speed becomes larger suddenly or pressure becomes strong, the phenomenon for occurring blocking is avoided, improves practicality, by equipped with character cut in bas-relief shape one
The valve chamber that bodyization is set, when fluid when crossing valve chamber into avoiding fluid and directly acting on baffle ring and valve deck, plays the work of buffering
With extending service life.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model overlooking the structure diagram.
In figure：1 valve body, 2 first through hole, 3 valve chambers, 4 gaskets, 5 slide bars, 6 springs, 7 flaps, 8 levers, 9 sealing rings, 10 valves
Lid, 11 second through holes, 12 baffle rings, 13 mounting flanges, 14 grooves.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of Vertical Lift Check Valves as shown in Figs. 1-2, including valve body 1, and 1 bottom of valve body is opened
Equipped with first through hole 2, valve chamber 3 is equipped with the valve body 1,3 bottom of valve chamber is equipped with gasket 4, and the top of valve chamber 3, which is equipped with, to be slided
Bar 5,5 outer wall of slide bar are arranged with spring 6, and 5 bottom of slide bar is equipped with flap 7, and the flap 7 is equipped with lever 8, passes through
Equipped with lever 8, when the fluid flow rate in valve body 1 becomes larger suddenly or pressure becomes strong, the phenomenon for occurring blocking is avoided, is improved
Practicality, 7 bottom of flap are embedded with sealing ring 9, and the top of valve body 1 is equipped with valve deck 10, and 10 top of valve deck opens
Equipped with the second through hole 11,10 bottom of valve deck is equipped with baffle ring 12.
10 outer wall of the valve body 1 and valve deck is arranged with mounting flange 13, and the mounting flange 13 is equipped with multiple screw holes,
6 bottom of spring is fixedly connected with the top of flap 7 and top is fixedly connected with 12 bottom of baffle ring, and the baffle ring 12 runs through valve
Body 1 is extended in valve chamber 3, and the slide bar 5 extends to the top of baffle ring 12 through baffle ring 12, and 5 integration of the flap 7 and slide bar is set
Put, the flap 7 is flexibly connected by spring 6 with baffle ring 12, and the top of gasket 4 fits with 9 bottom of sealing ring, the pad
Piece 4 and sealing ring 9 are made by flexible graphite material, gasket 4 and sealing ring 9 are made by using flexible graphite material, at the same time
Sealing ring 9 and gasket 4 is fitted, improve sealing performance during use, the quantity of the lever 8 is arranged to multiple, described
The length of lever 8 is less than the distance at the top of the top of flap 7 to valve chamber 3, and groove 14 is equipped with 3 top edge of valve chamber, described
Groove 14 and 3 integrated setting of valve chamber, the valve chamber 3 is in character cut in bas-relief shape, by equipped with the valve chamber 3 in character cut in bas-relief shape integrated setting,
Fluid is avoided when fluid is into valve chamber 3 excessively and directly acts on baffle ring 12 and valve deck 10, plays the role of buffering, extending makes
Use the service life.
Utility model works principle：In use, by mounting flange 13 and screw hole by valve body 1 install with pipeline, when
When fluid enters valve chamber 3 by valve body 1, avoid fluid in the valve chamber 3 of character cut in bas-relief shape integrated setting and directly act on baffle ring 12
With valve deck 10, multiple levers 8 that the top of flap 7 is set avoid appearance when fluid flow rate becomes larger suddenly or pressure becomes strong
The phenomenon that flap 7 blocks, sealing performance when flexible graphite material is made gasket 4 and sealing ring 9 improves use, and extend
Service life.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of Vertical Lift Check Valves, including valve body（1）, it is characterised in that：The valve body（1）Bottom offers first through hole（2）,
The valve body（1）It is interior to be equipped with valve chamber（3）, the valve chamber（3）Bottom is equipped with gasket（4）, the valve chamber（3）Top is equipped with slide bar
（5）, the slide bar（5）Outer wall is arranged with spring（6）, the slide bar（5）Bottom is equipped with flap（7）, the flap（7）It is equipped with
Lever（8）, the flap（7）Bottom is embedded with sealing ring（9）, the valve body（1）Top is equipped with valve deck（10）, the valve deck
（10）Top offers the second through hole（11）, the valve deck（10）Bottom is equipped with baffle ring（12）.
A kind of 2. Vertical Lift Check Valves according to claim 1, it is characterised in that：The valve body（1）And valve deck（10）Outer wall
It is arranged with mounting flange（13）, the mounting flange（13）It is equipped with multiple screw holes.
A kind of 3. Vertical Lift Check Valves according to claim 1, it is characterised in that：The spring（6）Bottom and flap（7）Top
Portion is fixedly connected and top and baffle ring（12）Bottom is fixedly connected.
A kind of 4. Vertical Lift Check Valves according to claim 1, it is characterised in that：The baffle ring（12）Through valve body（1）Prolong
Extend valve chamber（3）It is interior, the slide bar（5）Through baffle ring（12）Extend to baffle ring（12）Top, the flap（7）And slide bar（5）
Integrated setting, the flap（7）Pass through spring（6）With baffle ring（12）It is flexibly connected.
A kind of 5. Vertical Lift Check Valves according to claim 1, it is characterised in that：The gasket（4）Top and sealing ring（9）
Bottom fits, the gasket（4）And sealing ring（9）It is made by flexible graphite material.
A kind of 6. Vertical Lift Check Valves according to claim 1, it is characterised in that：The lever（8）Quantity be arranged to more
It is a, the lever（8）Length be less than flap（7）Top is to valve chamber（3）The distance at top.
A kind of 7. Vertical Lift Check Valves according to claim 1, it is characterised in that：The valve chamber（3）It is equipped with top edge
Groove（14）, the groove（14）With valve chamber（3）Integrated setting, the valve chamber（3）In character cut in bas-relief shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721347722.XU CN207278955U (en) | 2017-10-19 | 2017-10-19 | A kind of Vertical Lift Check Valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721347722.XU CN207278955U (en) | 2017-10-19 | 2017-10-19 | A kind of Vertical Lift Check Valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207278955U true CN207278955U (en) | 2018-04-27 |
Family
ID=61979704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721347722.XU Active CN207278955U (en) | 2017-10-19 | 2017-10-19 | A kind of Vertical Lift Check Valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207278955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637257A (en) * | 2020-06-11 | 2020-09-08 | 精工阀门有限公司 | Make things convenient for check valve of dismouting |
| CN111706701A (en) * | 2020-08-05 | 2020-09-25 | 江苏宇通特种管业有限公司 | A ceramic seal vertical check valve |
-
2017
- 2017-10-19 CN CN201721347722.XU patent/CN207278955U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637257A (en) * | 2020-06-11 | 2020-09-08 | 精工阀门有限公司 | Make things convenient for check valve of dismouting |
| CN111706701A (en) * | 2020-08-05 | 2020-09-25 | 江苏宇通特种管业有限公司 | A ceramic seal vertical check valve |
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