CN106481826B - Automatically slow open and close valve - Google Patents
Automatically slow open and close valve Download PDFInfo
- Publication number
- CN106481826B CN106481826B CN201510551095.0A CN201510551095A CN106481826B CN 106481826 B CN106481826 B CN 106481826B CN 201510551095 A CN201510551095 A CN 201510551095A CN 106481826 B CN106481826 B CN 106481826B
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- CN
- China
- Prior art keywords
- plate
- flexible pipe
- valve
- outer tube
- chamber
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of automatically slow open and close valves.Automatically the slow open and close valve, including outer tube and the flexible pipe being set in outer tube；The both ends of the outer tube and flexible pipe fasten closed be combined together and make to form spatia between outer tube and flexible pipe；It is equipped in the flexible pipe and is fixed on the first seat plate on outer tube, be fixed with supporting plate on first seat plate, rocker plate is hinged on supporting plate；Equipped with the valve plate being located in the middle part of flexible pipe in the rocker plate, which is divided into leading portion chamber and back segment chamber for the flexible pipe when valve is closed；The back segment chamber by pass through flexible pipe and outer tube gang up pipe with the spatia is located above leading portion chamber one section be connected to.The present invention realizes the slow opening and closing function of valve, avoids hammering, and fluid is unblocked when valve wide open, energy-saving effect is fairly obvious.
Description
Technical field
The present invention relates to a kind of automatically slow open and close valves, belong to fluid conveying valve field.
Background technique
Traditional automatic Slow Close fluid-delivery valve forms positive closure, causes fluid due to being equipped with valve port, some valve plates and fluid
Resistance is big, and energy consumption is high, and cost is high, very uneconomical.
Summary of the invention
The present invention is intended to provide the slow opening and closing function of valve can be realized automatically in a kind of automatically slow open and close valve, the slow open and close valve
Can, the generation of hammering is avoided, does not set valve port, and fluid is unblocked when valve wide open, energy-saving effect is fairly obvious.
To achieve the goals above, the technical scheme adopted by the invention is that:
A kind of automatically slow open and close valve, including outer tube and the flexible pipe being set in outer tube；It is structurally characterized in that, the outer tube
And the both ends of flexible pipe fasten closed be combined together and make to form spatia between outer tube and flexible pipe；It is set in the flexible pipe
It is fixed on the first seat plate on outer tube, supporting plate is fixed on first seat plate, rocker plate is hinged on supporting plate；The rocker plate
The flexible pipe is divided into leading portion chamber and back segment chamber when valve is closed by the upper valve plate equipped in the middle part of flexible pipe, the valve plate；
The back segment chamber by pass through flexible pipe and outer tube gang up pipe with the spatia is located above leading portion chamber one section be connected to.
As a result, when the valve is closed, the intracavitary pressure of back segment is greater than the intracavitary pressure of leading portion, the intracavitary a part stream of back segment
Body enters that leading portion is intracavitary by the gap between valve plate periphery and flexible pipe, the intracavitary a part of fluid of back segment by gang up pipe into
Enter the leading portion of spatia, form bulge shape so that flexible pipe inwardly be oppressed, guarantee valve slowly closing and closes reliable.
When the valve is open, the intracavitary pressure of leading portion is greater than the intracavitary pressure of back segment, since the caliber for ganging up pipe is small, gap
The fluid of the leading portion of chamber cannot soon flow into that back segment is intracavitary, and a part of fluid of the leading portion of moment spatia is pushed to gap
The back segment of chamber, to flow back into back segment intracavitary by ganging up pipe for another part fluid of the leading portion of spatia；Meanwhile the stream that leading portion is intracavitary
It is intracavitary that back segment is entered to the small flow of body by the gap between valve plate periphery and flexible pipe, slowly opens valve plate.When valve plate is complete
When opening, valve plate keeps horizontality, at this point, since the intracavitary pressure of leading portion is equal to the intracavitary pressure of back segment, spatia
Fluid gradually flowed out by ganging up pipe, flexible pipe surfaces externally and internally pressure balance restores all-pass original state, the at this time fluid in valve
Resistance is minimum, unblocked.
According to an embodiment of the invention, can also make further optimization to the present invention, the following are the skills formed after optimization
Art scheme:
Reliability when in order to guarantee that valve plate is closed, the leading portion is intracavitary to be equipped with for limiting the lower part of valve plate to leading portion chamber
Mobile position limiting structure.Further, as a kind of specific structure type, the position limiting structure includes being fixed on outer tube
Second seat plate is equipped with positioning plate on second seat plate.The lower part that the rear end of the positioning plate is used to limit valve plate is mobile to leading portion chamber.
In order to guarantee that valve plate automatically keeps closed state by gravity, the rocker plate is connected with the middle and upper part of valve plate.
Preferably, central axis bolt is housed on the supporting plate, the rocker plate positioned at supporting plate two sides is housed on the central axis bolt.
In order to limit the fluid flow ganged up in pipe, Slow Close is realized, the pipe of ganging up is equipped with control amount check valves, the control amount
The valve plate of check valves is equipped with control amount aperture.
For biggish valve, two pieces of supporting plates are fixed on the first seat plate, two pieces of supporting plates pass through corresponding rocker plate and valve
Plate is hinged and connected.
The two sides of the valve plate are less than the internal diameter of flexible pipe and form taper valve plate, as a result, when valve is closed suddenly, portion
Shunting body can still be drained by gap between valve plate and flexible pipe, thoroughly avoided hammering and generated, eliminated accident potential.
In order to improve the intensity of flexible pipe, reinforcing rib is equipped in the flexible pipe body.
Preferably, the valve plate is in tilted layout when valve is closed.
Compared with prior art, the beneficial effects of the present invention are: structure of the invention is simple, valve port, safe and reliable is not set,
Low cost, obvious energy conservation.
Below in conjunction with drawings and examples, the present invention is further elaborated.
Detailed description of the invention
Fig. 1 is the structure principle chart of one embodiment of the invention；
Fig. 2 is the schematic diagram of closing process of the present invention；
Fig. 3 is the schematic diagram of opening procedure of the present invention；
Fig. 4 is the state diagram of normal course of operation of the present invention.
Specific embodiment
A kind of automatically slow open and close valve, as shown in Figure 1, the flexible pipe 2 section outer tube 1 and be located in outer tube 1 by one, their two
The closed combination 3 of fastening is held into, valve both ends pass through flange 18 again and are connected respectively with fluid outlet pipe and fluid inlet tube.In flexible pipe
2 middle parts set a taper valve plate 4, flexible pipe 2 are divided into leading portion chamber 5 and back segment chamber 6, the two sides of the valve plate 4 are slightly less than flexible pipe 2
Internal diameter, the top in back segment chamber 6, if one first seat plate 7, and by multiple bolts 8, flexible pipe 2 is passed through, outer tube 1 grips soft
Property pipe 2 at stationary state, in downward one supporting plate 8 of disjunctor in the middle part of the first seat plate 7, and by central axis bolt 10 by 8 both sides of supporting plate
11 bolt of rocker plate together, two pieces of 11 lower ends of rocker plate are connected at the side on the upper side of 4 back center of taper valve plate, in leading portion chamber 5
Lower part sets one second seat plate 12 again, and passes through flexible pipe 2 by multiple bolts 13, and outer tube 1 grips flexible pipe 2 into stationary state,
A positioning plate 14 is connected in the middle part of the second seat plate 12.1 flexible pipe 2 of outer tube is passed through by back segment chamber 6, the first seat plate 7 sets a string of siphunculus
15, this is ganged up pipe 15 and is connected to leading portion chamber 5, spatia 16 between outer tube 1 and flexible pipe 2, gangs up in pipe 15 the control amount that sets and returns only
Valve 17 is equipped with a control amount aperture on its valve plate.
According to the size of valve body, supporting plate 8 of the invention can set two pieces.
Furthermore, it is possible to weave the intensity that reinforcing rib is greatly improved flexible pipe 2 in 2 body of flexible pipe.
Arrow in each figure of the present invention refers to fluid flow direction.
The working principle of valve closing process:
As shown in Fig. 2, taper valve plate 4 is refluxed body automatically and pushes down, and lower part contacts when stopping pressure fluid conveying immediately
Positioning plate 14 is lived calmly, is in close state, at this moment 5 decompression of leading portion chamber, and sharply boosting will generate hammer to reflux in back segment chamber 6
It hits, since 4 both sides of taper valve plate are less than 2 internal diameter of flexible pipe, the fluid sharply to boost just from row is rushed down on a small quantity between this gap, is alleviated
Fluid sharply boosts, and eliminates hammering and generates, while the fluid that boosts is pressed into from pipe 15 is ganged up, under the control of control amount check valves 17 slowly
Into spatia 16, the centripetal slow compression of 5 flexible pipe of leading portion chamber 2 is forced, 2 outer diameter of taper valve plate is tightly embraced, reaches elimination hammer
Hit closing with not leaking mesh
The working principle of valve opening process:
As shown in figure 3, forming high pressure, 6 phase of back segment chamber immediately in the leading portion chamber 5 of flexible pipe 2 when starting boosting trandfer fluid
To becoming low pressure, high pressure that fluid cannot quickly be formed leading portion chamber 5 flexible pipe 2 spatia 16 small due to ganging up 15 caliber of pipe
Fluid returns string to back segment chamber 6.
The high-pressure fluid formed in spatia 16 outside moment leading portion chamber 5 is pushed to the spatia 16 outside back segment chamber 6, is made
The centripetal compression of 6 flexible pipe of back segment chamber 2, embraces taper valve plate 4 in turn, prevents it from opening immediately, high-pressure fluid first can only
Pass through from the gap on flexible pipe 2 with 4 both sides of taper valve plate, continues back string with pipe 15 is ganged up.6 flexible pipe 2 of back segment chamber to
The heart compression in succession eliminate, the gap between taper valve plate 4 and flexible pipe 2 is also increasing, by high-pressure fluid also therewith plus
Greatly, until taper valve plate 4 is all pushed open by fluid automatically, that is, achieve the purpose that start slow valve opening door.
The working principle that valve operates normally:
As shown in figure 4, after 16 high-pressure fluid of spatia all returns string in 6 flexible pipe 2 of back segment chamber by ganging up pipe 15, this
When 2 surfaces externally and internally pressure balance of flexible pipe, flexible pipe 2 just forms nature, and all-pass is without hindrance, and taper valve plate 4 is opened at horizontal
It opens, is preferably minimized resistance, energy conservation is very significant.
The content that above-described embodiment illustrates should be understood as that these embodiments are only used for being illustrated more clearly that the present invention, without
For limiting the scope of the invention, after the present invention has been read, those skilled in the art are to various equivalent forms of the invention
Modification each fall within the application range as defined in the appended claims.
Claims (9)
1. a kind of automatically slow open and close valve, including outer tube (1) and the flexible pipe (2) being set in outer tube (1)；It is characterized in that, institute
The both ends for stating outer tube (1) and flexible pipe (2) fasten closed be combined together and make between being formed between outer tube (1) and flexible pipe (2)
Gap chamber (16)；It is equipped in the flexible pipe (2) and is fixed on the first seat plate (7) on outer tube (1), be fixed on first seat plate (7)
Supporting plate (9) is hinged with rocker plate (11) on supporting plate (9)；Equipped with the valve being located in the middle part of flexible pipe (2) on the rocker plate (11)
The flexible pipe (2) is divided into leading portion chamber (5) and back segment chamber (6) when closed by plate (4), the valve plate (4)；The back segment chamber (6)
By one section for ganging up pipe (15) and the spatia (16) and being located above leading portion chamber (5) for passing through flexible pipe (2) and outer tube (1)
Connection.
2. automatically slow open and close valve according to claim 1, which is characterized in that be equipped in the leading portion chamber (5) for limiting
The lower part of valve plate (4) position limiting structure mobile to leading portion chamber (5).
3. automatically slow open and close valve according to claim 2, which is characterized in that the position limiting structure includes being fixed on outer tube
(1) the second seat plate (12) on is equipped with positioning plate (14) on second seat plate (12).
4. automatically slow open and close valve according to claim 1, which is characterized in that in the rocker plate (11) and valve plate (4)
Top is connected.
5. automatically slow open and close valve according to claim 1, which is characterized in that central axis bolt is housed on the supporting plate (9)
(10), equipped with the rocker plate (11) positioned at supporting plate (9) two sides on the central axis bolt (10).
6. automatically slow open and close valve according to claim 1, which is characterized in that described gang up pipe (15) are returned only equipped with control amount
The valve plate of valve (17), the control amount check valves (17) is equipped with control amount aperture.
7. delaying open and close valve described in one of -6 automatically according to claim 1, which is characterized in that fixed on first seat plate (7)
There are two pieces of supporting plates (9), two pieces of supporting plates (9) are hinged and connected by corresponding rocker plate (11) and valve plate (4).
8. delaying open and close valve described in one of -6 automatically according to claim 1, which is characterized in that the two sides of the valve plate (4) are less than
The internal diameter of flexible pipe (2) and form taper valve plate.
9. delaying open and close valve described in one of -6 automatically according to claim 1, which is characterized in that the flexible pipe (2) is equipped in vivo
Reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551095.0A CN106481826B (en) | 2015-09-01 | 2015-09-01 | Automatically slow open and close valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551095.0A CN106481826B (en) | 2015-09-01 | 2015-09-01 | Automatically slow open and close valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106481826A CN106481826A (en) | 2017-03-08 |
| CN106481826B true CN106481826B (en) | 2019-01-22 |
Family
ID=58235667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510551095.0A Active CN106481826B (en) | 2015-09-01 | 2015-09-01 | Automatically slow open and close valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106481826B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359655A (en) * | 2011-09-08 | 2012-02-22 | 潘正平 | Lever type slow closing valve |
| KR101404048B1 (en) * | 2014-02-04 | 2014-06-10 | 주식회사 신정기공 | Butterfly Type Check Valve |
| CN103925396A (en) * | 2014-05-13 | 2014-07-16 | 上海东方威尔阀门有限公司 | Full-bore energy-saving check valve |
| CN204253953U (en) * | 2014-11-18 | 2015-04-08 | 重庆科特工业阀门有限公司 | Safety check |
| CN204961853U (en) * | 2015-09-01 | 2016-01-13 | 潘正平 | Automatic delay open and close valve |
-
2015
- 2015-09-01 CN CN201510551095.0A patent/CN106481826B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359655A (en) * | 2011-09-08 | 2012-02-22 | 潘正平 | Lever type slow closing valve |
| KR101404048B1 (en) * | 2014-02-04 | 2014-06-10 | 주식회사 신정기공 | Butterfly Type Check Valve |
| CN103925396A (en) * | 2014-05-13 | 2014-07-16 | 上海东方威尔阀门有限公司 | Full-bore energy-saving check valve |
| CN204253953U (en) * | 2014-11-18 | 2015-04-08 | 重庆科特工业阀门有限公司 | Safety check |
| CN204961853U (en) * | 2015-09-01 | 2016-01-13 | 潘正平 | Automatic delay open and close valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106481826A (en) | 2017-03-08 |
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