CN109458479A - Multi-channel direction selecting valve - Google Patents
Multi-channel direction selecting valve Download PDFInfo
- Publication number
- CN109458479A CN109458479A CN201811296689.1A CN201811296689A CN109458479A CN 109458479 A CN109458479 A CN 109458479A CN 201811296689 A CN201811296689 A CN 201811296689A CN 109458479 A CN109458479 A CN 109458479A
- Authority
- CN
- China
- Prior art keywords
- rotary shaft
- air inlet
- valve
- channel direction
- motor
- 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
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Classifications
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
Abstract
The present invention provides a kind of multi-channel direction selecting valve and its working methods, the multi-channel direction selecting valve includes valve body and valve deck: multiple gas passages, the radial outer rim of the valve body is arranged in the import of the gas passage, and the side of the opposite valve deck of the valve body is arranged in outlet, and at circle distribution；Rotary shaft is rotatably arranged in valve body, is hollow structure；Rotating arm is arranged between the valve body and valve deck；One end of linking arm connects the rotating arm, and the other end faces the valve body, and has air inlet；First motor is for driving the rotary shaft to rotate；One end of elastic component connects the rotary shaft, and the other end is limited；The rotation of second motor driven revolving part；Revolving part is fixed in the shaft of second motor, and the distance of the central axis of the shaft of the radial outer rim of revolving part to the second motor is different；When revolving part rotation, the rotary shaft is driven to move backward, deformation occurs for the elastic component, and the air inlet is detached from the outlet.The present invention has many advantages, such as without abrasion.
Description
Technical field
The present invention relates to reactions, in particular to multi-channel direction selecting valve.
Background technique
Common multi-channel gas selection valve, sample gas air inlet are uniformly distributed circumferentially at present, have at center hollow shaft with
Hollow rotating arm connection is driven by a motor its rotation to specified sample gas inlet, and sample gas is entered by entrance by rotating arm, hollow shaft
Sensing chamber.Such multi-channel gas selection valve has the following disadvantages:
1. sealing ring rubs directly on part to be caused to wear when gating road, just gas is caused to leak for a long time, and
And the leakage is not easy to be detected.
2. sealing ring Long Term Contact friction easily leads to contact surface around the intracorporal stomata of chamber and is contaminated, it is not easy to clean.
Summary of the invention
In order to solve the deficiency in above-mentioned prior art, the multi-pass without abrasion, No leakage that the present invention provides a kind of
Road selection valve.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of multi-channel direction selecting valve, the multi-channel direction selecting valve includes valve body and valve deck: the multi-channel direction selecting valve is into one
Step includes:
The radial outer rim of the valve body is arranged in multiple gas passages, the import of the gas passage, and outlet setting exists
The side of the opposite valve deck of the valve body, and at circle distribution；
Rotary shaft, the rotary shaft are rotatably arranged in valve body, are hollow structure；
Rotating arm, the rotating arm are arranged between the valve body and valve deck；
Linking arm, one end of the linking arm connect the rotating arm, and the other end faces the valve body, and has air inlet
Mouthful, the air inlet is connected to the interior of rotating shaft；When the linking arm is along being parallel to axis side, the rotating shaft center
When mobile to forward direction, the air inlet and the outlet are connected；
First motor, the first motor is for driving the rotary shaft to rotate；
One end of elastic component, the elastic component connects the rotary shaft, and the other end is limited；
Second motor, the second motor driven revolving part rotation；
Revolving part, the revolving part are fixed in the shaft of second motor, the radial outer rim of revolving part to second
The distance of the central axis of the shaft of motor is different；When revolving part rotation, the rotary shaft is driven to move backward, the elasticity
Deformation occurs for part, and the air inlet is detached from the outlet.
Goal of the invention of the invention, which also resides in, provides the working method of above-mentioned multi-channel direction selecting valve, which is logical
Cross what following technical scheme was achieved:
According to the working method of above-mentioned multi-channel direction selecting valve, the working method the following steps are included:
(A1) revolving part rotates under the second motor driven, drives rotary shaft along reverse movement, deformation occurs for elastic component；
Air inlet and outlet are detached from；
(A2) first motor driving rotary shaft rotation, rotating arm, linking arm are with rotation；
(A3) when air inlet rotates to corresponding outlet, rotating arm stops operating；
(A4) revolving part rotates under the second motor driven, and under elastic component effect, rotary shaft forward direction is mobile, the air inlet
Mouth is connected to the corresponding outlet contact and inside
Compared with prior art, the device have the advantages that are as follows:
1. by the combination between the second motor, revolving part and elastic component, so that at work, with turning for revolving part
Dynamic, rotary shaft reverse movement, air inlet and outlet are detached from；When air inlet turns to corresponding outlet with rotary shaft, rotary shaft
It stops operating, under elastic component effect, rotary shaft forward direction is mobile, and air inlet and outlet contact simultaneously seal；In entire rotary shaft
In rotation process, air inlet is not contacted with the plane of the valve body where outlet, it is therefore prevented that is rubbed and is caused between air inlet and valve body
Abrasion；
2. air inlet is not contacted with valve body in the rotation of rotary shaft, air inlet is protected, so that between air inlet and import
Good airproof performance, prevent gas from leaking, improve safety.
Detailed description of the invention
Referring to attached drawing, the disclosure of the present invention will become more readily understood.Skilled addressee readily understands that: this
It is only used to illustrate the technical scheme of the present invention for a little attached drawings, and is not intended to limit the scope of protection of the present invention.
In figure:
Fig. 1 is the structure diagram of according to embodiments of the present invention 1 multi-channel direction selecting valve.
Specific embodiment
Fig. 1 and following description describe optional embodiment of the invention with instruct those skilled in the art how to implement and
Reproduce the present invention.In order to teach the technical scheme of the invention, it has simplified or omitted some conventional aspects.Those skilled in the art answer
The variation or replacement that the understanding is originated from these embodiments will within the scope of the invention.Under those skilled in the art should understand that
Stating feature can combine in various ways to form multiple modifications of the invention.The invention is not limited to following optional as a result,
Embodiment, and be only limited by the claims and their equivalents.
Embodiment 1:
Fig. 1 schematically illustrates the structure diagram of the multi-channel direction selecting valve of the embodiment of the present invention, as shown in Figure 1, described
Multi-channel direction selecting valve includes:
Valve body and valve deck, the valve body and valve deck are the state of the art, and details are not described herein for specific structure；
The radial outer rim of the valve body is arranged in multiple gas passages, the import of the gas passage, and outlet setting exists
The side of the opposite valve deck of the valve body, and at circle distribution；
Rotary shaft, the rotary shaft are rotatably arranged in valve body, are hollow structure；
Rotating arm, the rotating arm are arranged between the valve body and valve deck；
Linking arm, one end of the linking arm connect the rotating arm, and the other end faces the valve body, and has air inlet
Mouthful, the air inlet is connected to the interior of rotating shaft；When the linking arm is along being parallel to axis side, the rotating shaft center
When mobile to forward direction, the air inlet and the outlet are connected；
First motor, the first motor is for driving the rotary shaft to rotate；
One end of elastic component, the elastic component connects the rotary shaft, and the other end is limited；
Second motor, the second motor driven revolving part rotation；
Revolving part, the revolving part are fixed in the shaft of second motor, the radial outer rim of revolving part to second
The distance of the central axis of the shaft of motor is different；When revolving part rotation, the rotary shaft is driven to move backward, the elasticity
Deformation occurs for part, and the air inlet is detached from the outlet.
In order to reduce structure complexity, the convenience of installation and maintenance is improved, further, the air inlet passes through connection
Channel is connected to the interior of rotating shaft, and the inside of the linking arm and/or rotating arm is arranged in the communicating passage.
For the ease of installing and safeguarding elastic component, further, the rotary shaft has locating part, and the elastic component covers
In the rotary shaft, and between the valve body and locating part；When revolving part rotation, the locating part and rotation are driven
Shaft is mobile；The locating part is fixed in the rotary shaft, or can be rotatably set in the rotary shaft.
In order to reduce friction of the locating part in the rotation with rotary shaft between revolving part, further, the rotation
The outer rim fixing bearing of part.
The leakage of valve gas at work in order to prevent, further, the air inlet have sealing element, for it is described
Outlet is connected and is sealed.
Further have on the valve deck in order to which the gas of non-outlet outflow corresponding with air inlet in valve deck is discharged
Through-hole.
The working method according to above-mentioned multi-channel direction selecting valve of the embodiment of the present invention, the working method include following step
It is rapid:
(A1) revolving part rotates under the second motor driven, drives rotary shaft along reverse movement, deformation occurs for elastic component；
Air inlet and outlet are detached from；
(A2) first motor driving rotary shaft rotation, rotating arm, linking arm are with rotation；
(A3) when air inlet rotates to corresponding outlet, rotating arm stops operating；
(A4) revolving part rotates under the second motor driven, and under elastic component effect, rotary shaft forward direction is mobile, the air inlet
Mouth is connected to the corresponding outlet contact and inside.
Embodiment 2:
The application examples of according to embodiments of the present invention 1 multi-channel direction selecting valve.
In the application examples, gas passage includes along the first passage of valve body radially extended and along being parallel to valve body
Central axis the second channel that extends of direction, first passage is connected to second channel；The disc-shaped structure of locating part, is fixed on
In rotary shaft；Elastic component uses spring, covers the outside of the rotary shaft between valve body and locating part；Revolving part is circle, and outside it
Edge is cased with bearing, the central axis of revolving part between the central axis of the shaft of the second motor at a distance from be greater than zero；Rotary shaft, rotation
Pivoted arm and linking arm are hollow structure, and internal connection；The end of linking arm has air inlet, and air inlet has provided sealing
Part, such as O-ring.
The working method of above-mentioned multi-channel direction selecting valve are as follows:
(A1) first motor stops operating, and revolving part rotates under the second motor driven, and driving locating part is moved along reversed
It is dynamic, namely push rotary shaft along reverse movement, elastic component by compression and deformation occurs；Air inlet and outlet are detached from, the second electricity
Machine stops operating；
(A2) first motor driving rotary shaft rotation, rotating arm, linking arm and locating part are with rotation, and bearing is in locating part
Upper relative rolling；
(A3) when air inlet rotates to corresponding outlet, first motor stops operating namely rotating arm stops operating；
(A4) revolving part rotates under the second motor driven, and under elastic component effect, rotary shaft forward direction is mobile, the air inlet
Mouth and the corresponding outlet contact simultaneously seal, inside connection.
Embodiment 3:
The application examples of according to embodiments of the present invention 1 multi-channel direction selecting valve.
As different from Example 2: locating part is arranged in the rotary shaft by bearing；The outer rim of revolving part no longer has
There is bearing.
The working method of above-mentioned multi-channel direction selecting valve are as follows:
(A1) first motor stops operating, and revolving part rotates under the second motor driven, and driving locating part is moved along reversed
It is dynamic, namely push rotary shaft along reverse movement, elastic component by compression and deformation occurs；Air inlet and outlet are detached from, the second electricity
Machine stops operating；
(A2) first motor driving rotary shaft rotation, rotating arm, linking arm with rotation, locating part headed on by revolving part and
It is fixed, the rotation of rotary shaft relative limit part；
(A3) when air inlet rotates to corresponding outlet, first motor stops operating namely rotating arm stops operating；
(A4) revolving part rotates under the second motor driven, and under elastic component effect, rotary shaft forward direction is mobile, the air inlet
Mouth and the corresponding outlet contact simultaneously seal, inside connection.
Above-described embodiment is only illustratively to give the case where elastic component is using spring, can also use tension spring certainly,
One end is fixed on rotary shaft, and the other end is fixed；So that rotary shaft is in reverse movement, tension spring is elongated；It is acted in tension spring tension
Under, rotary shaft forward direction is mobile.
Claims (10)
1. a kind of multi-channel direction selecting valve, the multi-channel direction selecting valve includes valve body and valve deck: it is characterized by: the multichannel selects
Further comprise to valve:
The radial outer rim of the valve body is arranged in multiple gas passages, the import of the gas passage, and outlet is arranged described
The side of the opposite valve deck of valve body, and at circle distribution；
Rotary shaft, the rotary shaft are rotatably arranged in valve body, are hollow structure；
Rotating arm, the rotating arm are arranged between the valve body and valve deck；
Linking arm, one end of the linking arm connect the rotating arm, and the other end faces the valve body, and has air inlet, institute
Air inlet is stated to be connected to the interior of rotating shaft；When the linking arm is positive along rotating shaft center's axis direction is parallel to
When mobile, the air inlet and the outlet are connected；
First motor, the first motor is for driving the rotary shaft to rotate；
One end of elastic component, the elastic component connects the rotary shaft, and the other end is limited；
Second motor, the second motor driven revolving part rotation；
Revolving part, the revolving part are fixed in the shaft of second motor, the radial outer rim of revolving part to the second motor
Shaft central axis distance it is different；When revolving part rotation, the rotary shaft is driven to move backward, the elastic component hair
Raw deformation, the air inlet are detached from the outlet.
2. multi-channel direction selecting valve according to claim 1, it is characterised in that: the air inlet by communicating passage with it is described
The inside of the linking arm and/or rotating arm is arranged in interior of rotating shaft connection, the communicating passage.
3. multi-channel direction selecting valve according to claim 1, it is characterised in that: the rotary shaft has locating part, the bullet
Property part cover in the rotary shaft, and between the valve body and locating part；When revolving part rotation, the limit is driven
Position part and rotary shaft are mobile.
4. multi-channel direction selecting valve according to claim 3, it is characterised in that: the locating part is fixed on the rotary shaft
On, or can be rotatably set in the rotary shaft.
5. multi-channel direction selecting valve according to claim 3, it is characterised in that: the outer rim fixing bearing of the revolving part.
6. multi-channel direction selecting valve according to claim 3, it is characterised in that: the locating part is arranged by bearing described
In rotary shaft.
7. multi-channel direction selecting valve according to claim 1, it is characterised in that: the air inlet have sealing element, for
The outlet is connected and is sealed.
8. multi-channel direction selecting valve according to claim 3, it is characterised in that: the locating part is disk-like structure.
9. multi-channel direction selecting valve according to claim 1, it is characterised in that: have through-hole on the valve deck.
10. the working method of -9 any multi-channel direction selecting valves according to claim 1, the working method includes following step
It is rapid:
(A1) revolving part rotates under the second motor driven, drives rotary shaft along reverse movement, deformation occurs for elastic component；Air inlet
Mouth and outlet are detached from；
(A2) first motor driving rotary shaft rotation, rotating arm, linking arm are with rotation；
(A3) when air inlet rotates to corresponding outlet, rotating arm stops operating；
(A4) revolving part rotates under the second motor driven, and under elastic component effect, rotary shaft forward direction is mobile, the air inlet and
The corresponding outlet contact and internal connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296689.1A CN109458479A (en) | 2018-11-01 | 2018-11-01 | Multi-channel direction selecting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296689.1A CN109458479A (en) | 2018-11-01 | 2018-11-01 | Multi-channel direction selecting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109458479A true CN109458479A (en) | 2019-03-12 |
Family
ID=65609131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811296689.1A Pending CN109458479A (en) | 2018-11-01 | 2018-11-01 | Multi-channel direction selecting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109458479A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4396036A (en) * | 1979-12-20 | 1983-08-02 | Fuji Photo Film Co., Ltd. | Liquid passage switching device |
| CN2279484Y (en) * | 1996-08-24 | 1998-04-22 | 张广义 | Multi-way distributer valve |
| CN2450471Y (en) * | 2000-08-15 | 2001-09-26 | 乐山市长江仪表厂 | Multipass fluid selector |
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| KR20070005130A (en) * | 2005-07-05 | 2007-01-10 | 유용식 | Valve, oxygen generator having the valve and method of generating oxygen using the valve |
| CN101144546A (en) * | 2007-09-18 | 2008-03-19 | 虞仕君 | Floating taper cock valve |
| CN201982721U (en) * | 2011-03-23 | 2011-09-21 | 曹松 | Multifunctional distribution valve for tissue dehydrator |
| CN102278500A (en) * | 2011-07-05 | 2011-12-14 | 北京中电联环保工程有限公司 | Multichannel annular reversing valve group and reactor applying same |
| JP2015014307A (en) * | 2013-07-03 | 2015-01-22 | 保 ▲高▼橋 | Passage selector valve |
| CN204852471U (en) * | 2015-07-22 | 2015-12-09 | 南京润泽流体控制设备有限公司 | Many channel switching admission valve |
| KR20180009518A (en) * | 2016-07-19 | 2018-01-29 | 부산대학교 산학협력단 | Flow control valve |
| CN107642624A (en) * | 2017-08-14 | 2018-01-30 | 昆明理工大学 | A kind of multi-way reversing rotary valve and its multi-cylinder control method |
| CN108223840A (en) * | 2017-12-26 | 2018-06-29 | 西安航天远征流体控制股份有限公司 | A kind of two tubing type plug valves, main valve and operator |
| CN209557750U (en) * | 2018-11-01 | 2019-10-29 | 杭州聚光环保科技有限公司 | Multi-channel direction selecting valve |
-
2018
- 2018-11-01 CN CN201811296689.1A patent/CN109458479A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4396036A (en) * | 1979-12-20 | 1983-08-02 | Fuji Photo Film Co., Ltd. | Liquid passage switching device |
| CN2279484Y (en) * | 1996-08-24 | 1998-04-22 | 张广义 | Multi-way distributer valve |
| CN2450471Y (en) * | 2000-08-15 | 2001-09-26 | 乐山市长江仪表厂 | Multipass fluid selector |
| CN1410694A (en) * | 2001-09-21 | 2003-04-16 | 三洋电机株式会社 | Air pipe switching device |
| KR20070005130A (en) * | 2005-07-05 | 2007-01-10 | 유용식 | Valve, oxygen generator having the valve and method of generating oxygen using the valve |
| CN101144546A (en) * | 2007-09-18 | 2008-03-19 | 虞仕君 | Floating taper cock valve |
| CN201982721U (en) * | 2011-03-23 | 2011-09-21 | 曹松 | Multifunctional distribution valve for tissue dehydrator |
| CN102278500A (en) * | 2011-07-05 | 2011-12-14 | 北京中电联环保工程有限公司 | Multichannel annular reversing valve group and reactor applying same |
| JP2015014307A (en) * | 2013-07-03 | 2015-01-22 | 保 ▲高▼橋 | Passage selector valve |
| CN204852471U (en) * | 2015-07-22 | 2015-12-09 | 南京润泽流体控制设备有限公司 | Many channel switching admission valve |
| KR20180009518A (en) * | 2016-07-19 | 2018-01-29 | 부산대학교 산학협력단 | Flow control valve |
| CN107642624A (en) * | 2017-08-14 | 2018-01-30 | 昆明理工大学 | A kind of multi-way reversing rotary valve and its multi-cylinder control method |
| CN108223840A (en) * | 2017-12-26 | 2018-06-29 | 西安航天远征流体控制股份有限公司 | A kind of two tubing type plug valves, main valve and operator |
| CN209557750U (en) * | 2018-11-01 | 2019-10-29 | 杭州聚光环保科技有限公司 | Multi-channel direction selecting valve |
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