CN110454592A - A kind of gas phase switching valve - Google Patents
A kind of gas phase switching valve Download PDFInfo
- Publication number
- CN110454592A CN110454592A CN201910846839.XA CN201910846839A CN110454592A CN 110454592 A CN110454592 A CN 110454592A CN 201910846839 A CN201910846839 A CN 201910846839A CN 110454592 A CN110454592 A CN 110454592A
- Authority
- CN
- China
- Prior art keywords
- spool
- valve body
- gas phase
- component
- shifting
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/083—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug
- F16K11/0833—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug having all the connecting conduits situated in a single plane perpendicular to the axis of the plug
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/16—Special arrangements for separating the sealing faces or for pressing them together for plugs with conical surfaces
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of gas phase switching valves, are related to Laboratory Instruments technical field, comprising: valve body, spool, shifting component, jacking block, installation set and spool elastic compression component；Shifting component is rotationally connected with valve body lower portion, spool is arranged in valve body, spool is fixed to be set in the middle part of shifting component, to drive valve core rotation, the part that spool and valve interior wall are contacted with spool is all made of cone structure, installation set is set in shifting component top, jacking block is arranged in installation set, jacking block inside installation set is pressed at the top of shifting component, spool elastic compression component is fixedly mounted on valve body top, and spool elastic compression component lower end is pressed at the top of jacking block, to overcome existing switching valve volume larger and later maintenance need to dismantle the defect of whole device, compact overall structure of the present invention, and later maintenance is without dismantling.
Description
Technical field
The present invention relates to Laboratory Instruments technical fields, more particularly to a kind of gas phase switching valve.
Background technique
Existing switching valve volume is big, and later maintenance needs to dismantle completely, leads to later maintenance trouble.
Summary of the invention
The object of the present invention is to provide a kind of gas phase switching valves to make entirety to solve the above-mentioned problems of the prior art
It is compact-sized, and later maintenance is without dismantling.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of gas phase switching valves, including valve body, spool, shifting component, jacking block, installation set and spool bullet
Property holds down assembly；The shifting component is rotationally connected with the valve body lower portion, and the spool is arranged in the valve body, the valve
Core is fixed to be set in the middle part of the shifting component, to drive the valve core rotation, the spool and the valve interior wall and institute
The part for stating spool contact is all made of cone structure, and the installation set is set in the shifting component top, the jacking block setting
In the installation set, the jacking block inside the installation set is pressed at the top of the shifting component, the spool elasticity
It holds down assembly and is mounted on the valve body top, and the spool elastic compression component lower end is pressed at the top of the jacking block.
Preferably, the spool elastic compression component includes steel ball, gasket, elastic element, regulating nut and shell, described
Lower part of the housing is fixedly mounted on the valve body top, be disposed with from top to bottom in the shell steel ball, the gasket,
The elastic element and the regulating nut, and the regulating nut is threadedly coupled with the inner walls.
Preferably, the shifting component includes shifting shaft and stir head, and the shifting shaft is arranged in the valve inner, institute
It states installation set and is set in the shifting shaft top, the spool is fixed to be set in the middle part of the shifting shaft, the stir head and institute
It states shifting shaft lower part to be fixedly connected, and the stir head is arranged in the valve body.
Preferably, the gas phase switching valve further includes spacer pin, and the valve body lower portion offers multiple first pin holes, described
Stir head lower part offers second pin hole, and the spacer pin passes through first pin hole and second pin hole.
Preferably, the elastic element is spring.
Preferably, the spool circumferentially offers multiple grooves, opens up on the valve body with the groove location corresponding position
There are multiple ventholes.
Preferably, the quantity of the groove is 5, and the quantity of the venthole is 10.
The present invention achieves following technical effect compared with the existing technology:
The present invention provides a kind of gas phase switching valve, compact overall structures, wherein the contact surface of valve body and spool is cone
Face, under the action of spool elastic compression component, so that spool is closely connect with valve body, when spool is for a long time using wearing
When, the pressure effect of spool elastic compression component can ensure that spool is still closely coupled with valve body, it is therefore desirable to when safeguarding,
The pressing force size for only needing adjusting spool elastic compression component, without dismantling whole device.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is gas phase switching valve cross-sectional view provided by the invention；
Fig. 2 is the valve body and spool connection schematic diagram of gas phase switching valve provided by the invention.
Wherein: 1- shell, 2- regulating nut, 3- elastic element, 4- gasket, 5- steel ball, 6- installation set, 7- jacking block, 8- valve
Core, 9- shifting shaft, 10- valve body, 11- stir head, 12- spacer pin, 13- groove, 14- venthole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art under the premise of not making the creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is of the existing technology to solve the problems, such as the object of the present invention is to provide a kind of gas phase switching valve, make overall structure
It is compact, and later maintenance is without dismantling.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
As shown in Fig. 1~2: present embodiments provide a kind of gas phase switching valve, including valve body 10, spool 8, shifting component,
Jacking block 7, installation set 6 and spool elastic compression component；Shifting component is rotationally connected with 10 lower part of valve body, and spool 8 is arranged in valve body
In 10, spool 8 is fixed to be set in the middle part of shifting component, and to drive spool 8 to rotate, spool 8 and 10 inner wall of valve body connect with spool 8
The part of touching is all made of cone structure, and installation set 6 is set in shifting component top, and jacking block 7 is arranged in installation set 6, is located at peace
Jacking block 7 inside encapsulation 6 is pressed at the top of shifting component, and spool elastic compression component is mounted on 10 top of valve body, and spool elasticity
The lower end that holds down assembly is pressed in the top of jacking block 7.Since the contact surface of valve body 10 and spool 8 is the conical surface, compression, and valve body are contacted with each other
10 and spool 8 be all made of wear-resistant material, under the action of spool elastic compression component so that spool 8 is closely connect with valve body 10,
When 8 long-time of spool is using wearing, the pressure effect of spool elastic compression component can ensure spool 8 and valve body 10 still
It is so closely coupled, when needing to safeguard, the pressing force size of adjusting spool elastic compression component is only needed, without the entire dress of disassembly
It sets.
Spool elastic compression component includes steel ball 5, gasket 4, elastic element 3, regulating nut 2 and shell 1,1 lower part of shell
It is fixedly mounted on 10 top of valve body, is disposed with steel ball 5, gasket 4, elastic element 3 and regulating nut in shell 1 from top to bottom
2,5 bottom of steel ball is pressed in 7 top of jacking block, and the elastic element 3 is in compressive state, and regulating nut 2 and 1 inner thread of shell
Connection when needing to safeguard, especially by the position of regulating nut 2 within the case 1 is changed, that is, passes through the bullet of change elastic element 3
Power, and then adjust the size of pressing force.
Shifting component includes shifting shaft 9 and stir head 11, and shifting shaft 9 is arranged inside valve body 10, and installation set 6, which is set in, to be dialled
9 top of moving axis, spool 8 is fixed to be set in 9 middle part of shifting shaft, and stir head 11 is fixedly connected with 9 lower part of shifting shaft, and stir head 11
It is arranged in valve body 10.
Gas phase switching valve further includes spacer pin 10, and 10 lower part of valve body offers multiple first pin holes, and 11 lower part of stir head is opened
Equipped with second pin hole, spacer pin 10 passes through the first pin hole and the second pin hole.
Elastic element 3 is spring.
Spool 8 is circumferential to offer multiple grooves 13, offers multiple ventholes with 13 position corresponding position of groove on valve body 10
14, when rotating stir head 11, can be rotated by stir head 11 with movable valve plug 8, to make on valve body 10 at different location
Venthole 14 is connected to the groove 13 on spool 8, that is, realizes gas circuit conversion.
The quantity of groove 13 is 5, and the quantity of venthole 14 is 10.
Apply that a specific example illustrates the principle and implementation of the invention in this specification, above embodiments
Explanation be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (7)
1. a kind of gas phase switching valve, it is characterised in that: including valve body, spool, shifting component, jacking block, installation set and spool elasticity
It holds down assembly；The shifting component is rotationally connected with the valve body lower portion, and the spool is arranged in the valve body, the spool
It is fixed to be set in the middle part of the shifting component, with drive the valve core rotation, the spool and the valve interior wall with it is described
The part of spool contact is all made of cone structure, and the installation set is set in the shifting component top, and the jacking block setting exists
In the installation set, the jacking block inside the installation set is pressed at the top of the shifting component, the spool elasticity pressure
Tight component is mounted on the valve body top, and the spool elastic compression component lower end is pressed at the top of the jacking block.
2. gas phase switching valve according to claim 1, it is characterised in that: the spool elastic compression component include steel ball,
Gasket, elastic element, regulating nut and shell, the lower part of the housing are fixedly mounted on the valve body top, in the shell from
Under to being above disposed with the steel ball, the gasket, the elastic element and the regulating nut, and the regulating nut with
The inner walls are threadedly coupled.
3. gas phase switching valve according to claim 1, it is characterised in that: the shifting component includes shifting shaft and stirs
Head, the shifting shaft are arranged in the valve inner, and the installation set is set in the shifting shaft top, the spool fixing sleeve
It is located in the middle part of the shifting shaft, the stir head is fixedly connected with the shifting shaft lower part, and the stir head is arranged described
In valve body.
4. gas phase switching valve according to claim 3, it is characterised in that: further include spacer pin, the valve body lower portion opens up
Have multiple first pin holes, the stir head lower part offers second pin hole, the spacer pin pass through first pin hole and
Second pin hole.
5. gas phase switching valve according to claim 1, it is characterised in that: the elastic element is spring.
6. gas phase switching valve according to claim 1, it is characterised in that: the spool circumferentially offers multiple grooves, institute
It states and offers multiple ventholes with the groove location corresponding position on valve body.
7. gas phase switching valve according to claim 6, it is characterised in that: the quantity of the groove is 5, the venthole
Quantity be 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910846839.XA CN110454592A (en) | 2019-09-09 | 2019-09-09 | A kind of gas phase switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910846839.XA CN110454592A (en) | 2019-09-09 | 2019-09-09 | A kind of gas phase switching valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110454592A true CN110454592A (en) | 2019-11-15 |
Family
ID=68491178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910846839.XA Pending CN110454592A (en) | 2019-09-09 | 2019-09-09 | A kind of gas phase switching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110454592A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87210877U (en) * | 1987-07-19 | 1988-04-13 | 余国恩 | Hand-operated valve of three-way |
| CN87210720U (en) * | 1987-11-09 | 1988-09-14 | 王振声 | Round hole tap valve |
| CN2093285U (en) * | 1991-05-31 | 1992-01-15 | 张智伟 | Multifunctional weft groove type plug valve |
| CN202392172U (en) * | 2011-07-14 | 2012-08-22 | 陈磊 | Multiple-pass high vacuum glass valve |
| CN102996859A (en) * | 2012-11-16 | 2013-03-27 | 张其明 | Multi-loop conversion valve |
| CN204042081U (en) * | 2014-07-28 | 2014-12-24 | 北京泊菲莱科技有限公司 | A kind of high-vacuum glass four-way valve device for on-line period system |
| CN205663912U (en) * | 2016-05-04 | 2016-10-26 | 洪宝玉 | Improved generation is from seal valve |
| CN210716108U (en) * | 2019-09-09 | 2020-06-09 | 台州市创导科学仪器有限公司 | Gas phase switching valve |
-
2019
- 2019-09-09 CN CN201910846839.XA patent/CN110454592A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87210877U (en) * | 1987-07-19 | 1988-04-13 | 余国恩 | Hand-operated valve of three-way |
| CN87210720U (en) * | 1987-11-09 | 1988-09-14 | 王振声 | Round hole tap valve |
| CN2093285U (en) * | 1991-05-31 | 1992-01-15 | 张智伟 | Multifunctional weft groove type plug valve |
| CN202392172U (en) * | 2011-07-14 | 2012-08-22 | 陈磊 | Multiple-pass high vacuum glass valve |
| CN102996859A (en) * | 2012-11-16 | 2013-03-27 | 张其明 | Multi-loop conversion valve |
| CN204042081U (en) * | 2014-07-28 | 2014-12-24 | 北京泊菲莱科技有限公司 | A kind of high-vacuum glass four-way valve device for on-line period system |
| CN205663912U (en) * | 2016-05-04 | 2016-10-26 | 洪宝玉 | Improved generation is from seal valve |
| CN210716108U (en) * | 2019-09-09 | 2020-06-09 | 台州市创导科学仪器有限公司 | Gas phase switching valve |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination |