CN206816871U - It is a kind of to pass through the valve of pressure change liquid outlet channel - Google Patents
It is a kind of to pass through the valve of pressure change liquid outlet channel Download PDFInfo
- Publication number
- CN206816871U CN206816871U CN201720654395.6U CN201720654395U CN206816871U CN 206816871 U CN206816871 U CN 206816871U CN 201720654395 U CN201720654395 U CN 201720654395U CN 206816871 U CN206816871 U CN 206816871U
- Authority
- CN
- China
- Prior art keywords
- piston
- push rod
- hole
- valve
- valve body
- 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
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 41
- 230000008859 change Effects 0.000 title claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 210000004907 gland Anatomy 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Lift Valve (AREA)
Abstract
It the utility model is related to valve,Be specifically related to it is a kind of can be by the valve of pressure change liquid outlet channel,Including valve body,Piston,Spring,Closure,Push rod and sealing gland,Piston mounting holes are provided with above the valve body,The second fluid hole is provided with the right side of the piston mounting holes lower end,Push rod mounting hole is provided with below the valve body,The first fluid hole is provided with the right side of the push rod mounting hole upper end,Connected between piston mounting holes and the push rod mounting hole by through hole,The valve body left end is provided with inlet opening,The inlet opening is connected by through hole with piston mounting holes and push rod mounting hole,Liquid shunting hole is provided between inlet opening and the push rod mounting hole,Piston is movably installed with the piston mounting holes,Spring installation groove is provided with the piston,Spring is installed in the spring installation groove,The spring upper end is held out against in the bottom of closure.The utility model is scientific and reasonable for structure, low manufacture cost, and using effect is good, practical.
Description
Technical field
The utility model is related to valve, be specifically related to it is a kind of can be by the valve of pressure change liquid outlet channel.
Background technology
Valve is in people's live and work using very extensively, valve has various types, different types of
Valve play the role of it is different, in existing working environment, it is necessary to it is a kind of can by the pressure of liquid, change liquid discharge liquid lead to
The valve in road, therefore, it is proposed that a kind of can pass through the valve of pressure change liquid outlet channel.
Utility model content
Technical problem to be solved in the utility model be to provide it is a kind of can by the valve of pressure change liquid outlet channel, solve
Determined work in need by fluid pressure change liquid liquid outlet channel the problem of.
In order to solve the above technical problems, the utility model provides following technical scheme：One kind can go out liquid by pressure change
The valve of passage, including valve body, piston, spring, closure, push rod and sealing gland, the valve body top are provided with piston and installed
Hole, the piston mounting holes lower end right side are provided with the second fluid hole, and push rod mounting hole, the push rod peace are provided with below the valve body
Dress is provided with the first fluid hole on the right side of the upper end of hole, is connected between piston mounting holes and the push rod mounting hole by through hole, the valve body
Left end is provided with inlet opening, and the inlet opening is connected by through hole with piston mounting holes and push rod mounting hole, and the inlet opening is with pushing away
Liquid shunting hole is provided between bar mounting hole, piston is movably installed with the piston mounting holes, spring is provided with the piston
Installation groove, spring is installed in the spring installation groove, the spring upper end is held out against in the bottom of closure, the sealing
Lid is movably installed with push rod, the push rod upper end is held out against in piston bottom by being threaded on valve body in the push rod mounting hole
Hold, by being threaded with sealing gland in the push rod mounting hole lower port, the sealing gland upper end is provided with fore-set, the top
Post upper end is held out against in push rod bottom.
On the basis of such scheme, the piston is slidably matched with piston mounting holes, and the piston bottom end is set to taper, institute
The conical surface for stating taper is held out against in through hole upper end.
On the basis of such scheme, the elastic force of the spring is set according to pressure size during work.
On the basis of such scheme, O-ring seal is provided between the closure bottom and valve body.
On the basis of such scheme, the push rod is slidably matched with push rod mounting hole.
On the basis of such scheme, O-ring seal is provided between the sealing gland and valve body.
The utility model has an advantageous effect in that compared with prior art：It is a kind of to pass through pressure change liquid outlet channel
Valve, using new structure, two fluid holes are provided with valve body, can voluntarily be changed according to the pressure size of liquid and liquid
Passage, the use of people is greatly facilitated, the utility model is scientific and reasonable for structure, low manufacture cost, and using effect is good, practical
Property is strong.
Brief description of the drawings
Fig. 1 can pass through the valve mechanism schematic diagram of pressure change liquid outlet channel for the utility model is a kind of；
Fig. 2 can pass through the valve structural representation of pressure change liquid outlet channel for the utility model is a kind of；
Fig. 3 can pass through the valve using state structure diagram of pressure change liquid outlet channel for the utility model is a kind of.
In figure marked as：1- valve bodies, 101- piston mounting holes, the fluid holes of 102- second, 103- push rods mounting hole, 104-
One fluid hole, 105- inlet openings, 106- liquid shunting hole, 2- pistons, 201- springs installation groove, 3- springs, 4- closures, 5-
Push rod, 6- sealing glands, 601- fore-sets, 7-O type sealing rings.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description the utility model, rather than instruction or the dress for implying meaning
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
Understood referring to figs. 1 to Fig. 3:It is a kind of to pass through the valve of pressure change liquid outlet channel, including valve body 1, piston 2, bullet
Spring 3, closure 4, push rod 5 and sealing gland 6, the top of valve body 1 are provided with piston mounting holes 101, the piston mounting holes 101
Be provided with the second fluid hole 102 on the right side of lower end, be provided with push rod mounting hole 103 below the valve body 1, on the push rod mounting hole 103
End right side is provided with the first fluid hole 104, is connected between the piston mounting holes 101 and push rod mounting hole 103 by through hole, the valve
The left end of body 1 is provided with inlet opening 105, and the inlet opening 105 is connected by through hole with piston mounting holes 101 and push rod mounting hole 103,
It is provided with liquid shunting hole 106 between the inlet opening 105 and push rod mounting hole 103, activity installation in the piston mounting holes 101
There is piston 2, be provided with spring installation groove 201 in the piston 2, spring 3 is installed in the spring installation groove 201, it is described
The upper end of spring 3 is held out against in the bottom of closure 4, and the closure 4 is by being threaded on valve body 1, the push rod mounting hole 103
Push rod 5 is inside movably installed with, the upper end of push rod 5 is held out against on the bottom of piston 2, the lower port of push rod mounting hole 103 by spiral shell
Line is connected with sealing gland 6, and the upper end of sealing gland 6 is provided with fore-set 601, and the upper end of fore-set 601 is held out against at the bottom of push rod 5
End.
The piston 2 is slidably matched with piston mounting holes 101, is easy to piston 2 to be moved up and down in piston mounting holes 101,
The bottom of piston 2 is set to taper, and the conical surface of the taper is held out against in through hole upper end, can play a part of cut-off liquid and flow through,
The elastic force of the spring 3 sets according to pressure size during work, and the size of the elastic force of spring 3 in real work by needing
Fluid pressure size is set, and changes convenient, O-ring seal 7 is provided between the bottom of closure 4 and valve body 1, can rise
To the effect of seal isolation, the push rod 5 is slidably matched with push rod mounting hole 103, facilitates push rod 5 in push rod mounting hole 103
Move up and down, O-ring seal 7 is provided between the sealing gland 6 and valve body 1, seal isolation can be played a part of.
Principle and advantage of the present utility model：It is a kind of to pass through the valve of pressure change liquid outlet channel, when in use, liquid
Enter from inlet opening 105, when fluid pressure is small, liquid enters the first fluid hole 104 through through hole, from the first fluid hole
104 outflows, when fluid pressure increases, liquid enters in push rod mounting hole 103 from liquid shunting hole 106, promotes push rod 5, pushes away
Bar 5 moves up in push rod mounting hole 103, and during push rod 5 moves, the top of push rod 5 can promote piston 2, and piston 2 exists
Moved up in piston mounting holes 101, and the compression spring 3 of piston 2, when the lower end of push rod 5 is moved to the top of push rod mounting hole 103
During end, the lower section of push rod 5 can block the first fluid hole 104, and liquid does not flow out out of first fluid hole 104, moves on the piston 2
Afterwards, the conical surface of the bottom of piston 2 leaves through hole top, and inlet opening 105 connects with the second fluid hole 102, the bigger liquid of pressure
Just flowed out from the second fluid hole 102, after the pressure of liquid reduces, under the elastic force effect of spring 3, piston 2 promotes push rod 5 one
Rise and move down, the conical surface of the bottom of piston 2 holds out against the top of through hole, blocks liquid, liquid changes flow pass, from the first fluid hole
104 outflows, the pressure size of the trickle of the second fluid hole 102 can be realized by changing the elastic force of spring 3, greatly square
People use, the utility model is simple and reasonable, and using effect is good, is adapted to promote the use of.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
1. it is a kind of can by the valve of pressure change liquid outlet channel, including valve body (1), piston (2), spring (3), closure (4),
Push rod (5) and sealing gland (6), it is characterised in that：Piston mounting holes (101), the piston peace are provided with above the valve body (1)
The second fluid hole (102) is provided with the right side of dress hole (101) lower end, push rod mounting hole (103) is provided with below the valve body (1), it is described
The first fluid hole (104), the piston mounting holes (101) and push rod mounting hole are provided with the right side of push rod mounting hole (103) upper end
(103) connected between by through hole, valve body (1) left end is provided with inlet opening (105), the inlet opening (105) by through hole with
Piston mounting holes (101) connect with push rod mounting hole (103), are provided between the inlet opening (105) and push rod mounting hole (103)
Liquid shunting hole (106), the piston mounting holes (101) are interior to be movably installed with piston (2), and spring is provided with the piston (2)
Installation groove (201), the spring installation groove (201) is interior to be provided with spring (3), and spring (3) upper end, which is held out against, to be sealed
The bottom of (4) is covered, the closure (4) is by being threaded on valve body (1), activity installation in the push rod mounting hole (103)
There is push rod (5), push rod (5) upper end is held out against on piston (2) bottom, push rod mounting hole (103) lower port by screw thread
Sealing gland (6) is connected with, sealing gland (6) upper end is provided with fore-set (601), and fore-set (601) upper end, which is held out against, to push away
Bar (5) bottom.
A kind of it can pass through the valve of pressure change liquid outlet channel 2. according to claim 1, it is characterised in that the piston
(2) it is slidably matched with piston mounting holes (101), piston (2) bottom is set to taper, and the conical surface of the taper is held out against in through hole
Upper end.
A kind of it can pass through the valve of pressure change liquid outlet channel 3. according to claim 1, it is characterised in that the spring
(3) elastic force is set according to pressure size during work.
A kind of it can pass through the valve of pressure change liquid outlet channel 4. according to claim 1, it is characterised in that the sealing
O-ring seal (7) is provided between lid (4) bottom and valve body (1).
A kind of it can pass through the valve of pressure change liquid outlet channel 5. according to claim 1, it is characterised in that the push rod
(5) it is slidably matched with push rod mounting hole (103).
A kind of it can pass through the valve of pressure change liquid outlet channel 6. according to claim 1, it is characterised in that the sealing
O-ring seal (7) is provided between gland (6) and valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720654395.6U CN206816871U (en) | 2017-06-07 | 2017-06-07 | It is a kind of to pass through the valve of pressure change liquid outlet channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720654395.6U CN206816871U (en) | 2017-06-07 | 2017-06-07 | It is a kind of to pass through the valve of pressure change liquid outlet channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206816871U true CN206816871U (en) | 2017-12-29 |
Family
ID=60758134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720654395.6U Expired - Fee Related CN206816871U (en) | 2017-06-07 | 2017-06-07 | It is a kind of to pass through the valve of pressure change liquid outlet channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206816871U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882611A (en) * | 2019-04-16 | 2019-06-14 | 无锡赛那尔仪器设备制造有限公司 | Manual Purge Valve for LC Pumps |
| CN112762061A (en) * | 2021-01-06 | 2021-05-07 | 南京理工大学 | Device for inhibiting cavitation of suction surface of hydrofoil |
| CN118084110A (en) * | 2024-04-28 | 2024-05-28 | 西南石油大学 | An ecological urban sewage treatment system and method |
-
2017
- 2017-06-07 CN CN201720654395.6U patent/CN206816871U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882611A (en) * | 2019-04-16 | 2019-06-14 | 无锡赛那尔仪器设备制造有限公司 | Manual Purge Valve for LC Pumps |
| CN112762061A (en) * | 2021-01-06 | 2021-05-07 | 南京理工大学 | Device for inhibiting cavitation of suction surface of hydrofoil |
| CN118084110A (en) * | 2024-04-28 | 2024-05-28 | 西南石油大学 | An ecological urban sewage treatment system and method |
| CN118084110B (en) * | 2024-04-28 | 2024-07-16 | 西南石油大学 | Ecological urban sewage treatment system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180627 Address after: 325000 19-1 buildings of Lanshan yuan, Wan Ji Ou County, Qingtian County, Lishui, Zhejiang Patentee after: Nuclear safety nuclear power equipment Technology Co., Ltd. Address before: 325000 No. 33 Hecheng Middle Road, Hezhen Town, Qingtian, Lishui, Zhejiang Patentee before: Fan Jingdong |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20210607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |