CN106439110B - A kind of three position three-way control valve - Google Patents
A kind of three position three-way control valve Download PDFInfo
- Publication number
- CN106439110B CN106439110B CN201611064692.1A CN201611064692A CN106439110B CN 106439110 B CN106439110 B CN 106439110B CN 201611064692 A CN201611064692 A CN 201611064692A CN 106439110 B CN106439110 B CN 106439110B
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- CN
- China
- Prior art keywords
- mouthfuls
- control valve
- sealing shroud
- rotation axis
- valve body
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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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
-
- 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
- F16K35/00—Means to prevent accidental or unauthorised actuation
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of three position three-way control valves, including valve body, it is provided in the valve body, in, lower chambers, be provided on the valve body respectively with it is upper, in, the A of the corresponding connection of lower chambers, B, C mouthfuls, sealing shroud is respectively arranged in the upper chamber and bottom chamber, the sealing shroud is pressed at corresponding valve port under the action of main spring, thimble is provided on the sealing shroud, rotation axis is provided in the middle chamber, lug boss is provided in the rotation axis, pass through rotary motion axis, open the lug boss in rotation axis with the active force for overcoming main spring is merged by the sealing shroud at valve port with corresponding thimble, make B mouthfuls of connections corresponding with A mouthfuls or C mouthfuls.The present invention is rotated by handle, is driven rotation axis connected to it to rotate, is opened the thimble on corresponding sealing shroud respectively, to realize the on-off of corresponding gas circuit, is made vehicle in inflation, pressure maintaining and is vented the reliable and stable switching in position.
Description
Technical field
The present invention relates to a kind of three position three-way control valves.
Background technique
It is complex for controlling vehicle inflatable, pressure maintaining and the valve body structure of exhaust on existing rolling stock, it is stable
Property is not high, and after prolonged use, valve body inner gateway is easy to appear gas leakage problem, and in different control bit handoff procedures
In, it is easy to appear the phenomenon that collaborating, influences the stable operation of vehicle.
Summary of the invention
It is an object of the invention to: in view of the above problems, provide one kind can be realized vehicle inflation, pressure maintaining and
It is vented the three position three-way control valve that switching is stablized in position.
The technical scheme of the present invention is realized as follows: a kind of three position three-way control valve, including valve body, it is characterised in that:
It is provided with upper, middle and lower chamber in the valve body, connection corresponding with upper, middle and lower chamber respectively is provided on the valve body
A, B, C mouthfuls, it is respectively arranged with sealing shroud in the upper chamber and bottom chamber, the sealing shroud compresses under the action of main spring
At corresponding valve port, it is provided with thimble on the sealing shroud, is provided with rotation axis in the middle chamber, in the rotation
It is provided with lug boss on axis, by rotary motion axis, the lug boss in rotation axis is made to overcome main spring with merging with corresponding thimble
Active force and the sealing shroud at valve port is opened, make B mouthfuls it is corresponding with A mouthfuls or C mouthfuls connection, when being connected to A mouthfuls for B mouthfuls, at C mouthfuls
In closed state, when being connected to C mouthfuls for B mouthfuls, A mouthfuls are in close state, and when rotation axis does not rotate, A, B, C mouthfuls are not connected to.
One end of three position three-way control valve of the present invention, the rotation axis, which is pierced by by valve body and is fixed with handle, to be connected
It connects.
Three position three-way control valve of the present invention is respectively arranged with valve deck at the valve body both ends, and the valve deck will
Corresponding main spring is fitted in upper chamber and bottom chamber respectively, and the indoor sealing shroud of upper and lower chamber is made to be pressed on corresponding valve respectively
At mouthful.
Three position three-way control valve of the present invention is embedded with seal gasket, institute in the seal face of the sealing shroud
Corresponding matching at seal gasket and valve port step is stated to seal.
Three position three-way control valve of the present invention is provided with radially raised support portion, institute on the thimble
It states support portion periphery to be bonded with the inner wall of middle chamber in valve body, the through-hole of supplied gas circulation is provided on the support portion.
Restraining position ring block is arranged in the other end of the rotation axis, described in three position three-way control valve of the present invention
Inflation position positioning groove corresponding with control valve inflation position, pressure maintaining position and exhaust position is respectively arranged on stop collar, pressure maintaining position is determined
Position groove and exhaust position positioning groove, the positioning mechanism with stop collar corresponding matching is provided on the valve body, passes through institute
The cooperation for stating the groove structure and positioning mechanism on stop collar stablizes the rotation axis in corresponding control bit.
Three position three-way control valve of the present invention, the positioning mechanism include steel ball, limit shaft and limit spring,
The steel ball setting is placed on stop collar in corresponding groove in limit shaft end, and the limit spring is existed by screw in compression
The other end of limit shaft, when the handle is in plumbness, the steel ball is placed in the positioning groove of pressure maintaining position, the control
Valve is in pressure maintaining position.
Three position three-way control valve of the present invention, on the stop collar, the corresponding part of pressure maintaining position positioning groove both ends
In to the inclined bevel structure of pressure maintaining position positioning groove, when the stop collar turns to the bevel structure and steel ball corresponding position
When, the handle capable of being resets to plumbness, i.e. the pressure maintaining position of control valve naturally.
The present invention is rotated by handle, is driven rotation axis connected to it to rotate, is opened the top on corresponding sealing shroud respectively
Needle makes vehicle in inflation, pressure maintaining and is vented the reliable and stable switching in position to realize the on-off of corresponding gas circuit.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is A-A cross-sectional view in Fig. 1.
Fig. 3 is active position schematic diagram of the present invention.
Marked in the figure: 1 is valve body, 2 be sealing shroud, and 3 be thimble, and 3a is support portion, and 4 be rotation axis, and 4a is lug boss, 5
It is seal gasket for valve deck, 6,7 be handle, and 8 be stop collar, and 9a is inflation position positioning groove, and 9b is pressure maintaining position positioning groove, 9c
To be vented position positioning groove, 10 be steel ball, and 11 be limit shaft, and 12 be limit spring, and 13 be screw, and 14 be main spring.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1,2 and 3, a kind of three position three-way control valve, including valve body 1, be provided in the valve body 1, in,
Lower chambers are provided with A, B, C mouth of connection corresponding with upper, middle and lower chamber respectively on the valve body 1, in the upper chamber and
Bottom chamber is respectively arranged with sealing shroud 2, and the sealing shroud 2 is pressed at corresponding valve port under the action of main spring 14,
1 both ends of valve body are respectively arranged with valve deck 5, and corresponding main spring 14 is fitted in upper chamber and cavity of resorption by the valve deck 5 respectively
Interior is pressed on the indoor sealing shroud 2 of upper and lower chamber respectively at corresponding valve port, is embedded in the seal face of the sealing shroud 2
Seal gasket 6, the seal gasket 6 are sealed with corresponding matching at valve port step, are provided with thimble 3 on the sealing shroud 2,
Radially raised support portion 3a is provided on the thimble 3, the inner wall of middle chamber pastes in the periphery the support portion 3a and valve body 1
Close, be provided on the support portion 3a supplied gas circulation through-hole, by support portion can make thimble in moving process not
Can shake radially, be provided with rotation axis 4 in the middle chamber, one end of the rotation axis 4 be pierced by by valve body 1 and with
Handle 7 is fixedly connected, and is provided with lug boss 4a in the rotation axis 4, by rotary motion axis 4, makes the protrusion in rotation axis 4
Portion 4a and corresponding thimble 3 open the sealing shroud 2 at valve port with the active force for overcoming main spring 14 is merged, make B mouthful and A mouthfuls or
C mouthfuls of corresponding connections, when being connected to A mouthfuls for B mouthfuls, C mouthfuls are in close state, and when being connected to C mouthfuls for B mouthfuls, A mouthfuls in closing shape
State, when rotation axis does not rotate, A, B, C mouthfuls are not connected to.
Wherein, restraining position ring block 8 is set in the other end of the rotation axis 4, the rotational angle of the rotation axis passes through limit
Ring limits, and inflation position corresponding with control valve inflation position, pressure maintaining position and exhaust position is respectively arranged on the stop collar 8
Positioning groove 9a, pressure maintaining position positioning groove 9b and exhaust position positioning groove 9c, are provided with and stop collar 8 on the valve body 1
The positioning mechanism of corresponding matching makes the rotation axis 4 by the cooperation of groove structure and positioning mechanism on the stop collar 8
Stablize in corresponding control bit, the positioning mechanism includes steel ball 10, limit shaft 11 and limit spring 12, and the steel ball 10 is set
It sets and is placed on stop collar 8 in corresponding groove in 11 end of limit shaft, the limit spring 12 is pressed on limit by screw 13
The other end of position axis 11, when the handle 7 is in plumbness, the steel ball 10 is placed in the positioning groove 9b of pressure maintaining position, institute
State control valve and be in pressure maintaining position, on the stop collar 8, pressure maintaining position positioning groove 9b both ends corresponding part be in positioned to pressure maintaining position it is recessed
The inclined bevel structure of slot 9b, when the stop collar 8 turns to the bevel structure and 10 corresponding position of steel ball, the handle capable of being
Naturally plumbness, i.e. the pressure maintaining position of control valve are reset to.
Control valve of the invention is three-position three-way valve, and external three pipelines can be just in total 750~900kPa of wind pressure
It is often used, inflating latus rectum and exhaust latus rectum is 15mm.There are three active positions by the present invention: inflation position, pressure maintaining position and exhaust position,
When handle is placed in C mouthfuls of directions, A mouthfuls and B mouthfuls of connection；When handle is placed in B mouthfuls (interposition), tri- mouthfuls of A, B, C obstructed；When
When handle is placed in A mouthfuls of directions, B mouthfuls and C mouthfuls of connection.When handle is within the scope of perpendicular to mounting surface ± 30 °, handle capable of being is naturally multiple
Plumbness, i.e. pressure maintaining position are arrived in position.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (7)
1. a kind of three position three-way control valve, including valve body (1), it is characterised in that: be provided with upper, middle and lower in the valve body (1)
Chamber is provided with A, B, C mouth of connection corresponding with upper, middle and lower chamber respectively on the valve body (1), in the upper chamber and
Bottom chamber is respectively arranged with sealing shroud (2), and the sealing shroud (2) is pressed on corresponding valve port under the action of main spring (14)
Place, thimble (3) are provided on the sealing shroud (2), rotation axis (4) are provided in the middle chamber, in the rotation axis
(4) it is provided with lug boss (4a) on, by rotary motion axis (4), makes lug boss (4a) on rotation axis (4) and corresponding thimble
(3) with merge overcome main spring (14) active force and the sealing shroud (2) at valve port is opened, make B mouthfuls it is corresponding with A mouthfuls or C mouthfuls
Connection, when being connected to A mouthfuls for B mouthfuls, C mouthfuls are in close state, and when being connected to C mouthfuls for B mouthfuls, A mouthfuls are in close state, and work as rotation
When axis does not rotate, A, B, C mouthfuls are not connected to；It is respectively arranged with valve deck (5) at the valve body (1) both ends, the valve deck (5) will be right
The main spring (14) answered is fitted in upper chamber and bottom chamber respectively, is pressed on the indoor sealing shroud of upper and lower chamber (2) respectively pair
It answers at valve port.
2. three position three-way control valve according to claim 1, it is characterised in that: one end of the rotation axis (4) is by valve body
(1) it is pierced by and is fixedly connected with handle (7).
3. three position three-way control valve according to claim 2, it is characterised in that: the seal face in the sealing shroud (2)
Embedded with seal gasket (6), corresponding matching is sealed at the seal gasket (6) and valve port step.
4. three position three-way control valve according to claim 2, it is characterised in that: be provided on the thimble (3) along diameter
To the support portion (3a) of protrusion, the support portion periphery (3a) is bonded with the inner wall of valve body (1) interior middle chamber, in the support portion
The through-hole of supplied gas circulation is provided on (3a).
5. three position three-way control valve as claimed in any of claims 2 to 4, it is characterised in that: in the rotation axis
(4) restraining position ring block (8) are arranged in the other end, be respectively arranged on the stop collar (8) with control valve inflation position, pressure maintaining position and
It is vented the corresponding inflation position positioning groove (9a) in position, pressure maintaining position positioning groove (9b) and exhaust position positioning groove (9c), in institute
State be provided on valve body (1) with the positioning mechanism of stop collar (8) corresponding matching, pass through the groove structure on the stop collar (8)
With the cooperation of positioning mechanism, stablize the rotation axis (4) in corresponding control bit.
6. three position three-way control valve according to claim 5, it is characterised in that: the positioning mechanism include steel ball (10),
Limit shaft (11) and limit spring (12), steel ball (10) setting are placed on stop collar (8) in limit shaft (11) end
In corresponding groove, the limit spring (12) is pressed on the other end of limit shaft (11) by screw (13), when the hand
In plumbness, the steel ball (10) is placed in pressure maintaining position positioning groove (9b) handle (7), and the control valve is in pressure maintaining position.
7. three position three-way control valve according to claim 6, it is characterised in that: on the stop collar (8), pressure maintaining position positioning
Groove (9b) both ends corresponding part is in pressure maintaining position positioning groove (9b) inclined bevel structure, when the stop collar (8) rotate
When to the bevel structure with steel ball (10) corresponding position, the handle capable of being resets to plumbness, the i.e. pressure maintaining of control valve naturally
Position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611064692.1A CN106439110B (en) | 2016-11-28 | 2016-11-28 | A kind of three position three-way control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611064692.1A CN106439110B (en) | 2016-11-28 | 2016-11-28 | A kind of three position three-way control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106439110A CN106439110A (en) | 2017-02-22 |
| CN106439110B true CN106439110B (en) | 2019-01-29 |
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ID=58219220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611064692.1A Active CN106439110B (en) | 2016-11-28 | 2016-11-28 | A kind of three position three-way control valve |
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| Country | Link |
|---|---|
| CN (1) | CN106439110B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1404932A1 (en) * | 1960-11-14 | 1968-10-10 | Laible Kg Eugen | Switching device in a mixer tap |
| CN2451847Y (en) * | 2000-12-02 | 2001-10-03 | 李嘉井 | Cold-hot water control valve |
| CN101216130A (en) * | 2007-12-29 | 2008-07-09 | 张玉玺 | Multi-station skateboard type air valve operating system |
| CN201377617Y (en) * | 2009-04-02 | 2010-01-06 | 王祖林 | Piston type multiple-position manual rotary valve |
| CN102128284A (en) * | 2011-03-21 | 2011-07-20 | 蒋晓军 | Pressure-reduction type balance hydraulic lock |
| CN204512532U (en) * | 2015-01-15 | 2015-07-29 | 沃尔科技有限公司 | Combined three-way valve |
| CN206190974U (en) * | 2016-11-28 | 2017-05-24 | 眉山中车制动科技股份有限公司 | Tribit three -way control valve |
-
2016
- 2016-11-28 CN CN201611064692.1A patent/CN106439110B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1404932A1 (en) * | 1960-11-14 | 1968-10-10 | Laible Kg Eugen | Switching device in a mixer tap |
| CN2451847Y (en) * | 2000-12-02 | 2001-10-03 | 李嘉井 | Cold-hot water control valve |
| CN101216130A (en) * | 2007-12-29 | 2008-07-09 | 张玉玺 | Multi-station skateboard type air valve operating system |
| CN201377617Y (en) * | 2009-04-02 | 2010-01-06 | 王祖林 | Piston type multiple-position manual rotary valve |
| CN102128284A (en) * | 2011-03-21 | 2011-07-20 | 蒋晓军 | Pressure-reduction type balance hydraulic lock |
| CN204512532U (en) * | 2015-01-15 | 2015-07-29 | 沃尔科技有限公司 | Combined three-way valve |
| CN206190974U (en) * | 2016-11-28 | 2017-05-24 | 眉山中车制动科技股份有限公司 | Tribit three -way control valve |
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| Publication number | Publication date |
|---|---|
| CN106439110A (en) | 2017-02-22 |
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