CN208281558U - multi-channel switching valve - Google Patents
multi-channel switching valve Download PDFInfo
- Publication number
- CN208281558U CN208281558U CN201820198650.5U CN201820198650U CN208281558U CN 208281558 U CN208281558 U CN 208281558U CN 201820198650 U CN201820198650 U CN 201820198650U CN 208281558 U CN208281558 U CN 208281558U
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- Prior art keywords
- core assembly
- interface
- valve
- opened
- control interface
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 230000000694 effects Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000306 recurrent effect Effects 0.000 claims description 2
- 102000010637 Aquaporins Human genes 0.000 claims 2
- 108010063290 Aquaporins Proteins 0.000 claims 2
- 108091006146 Channels Proteins 0.000 claims 2
- 238000007789 sealing Methods 0.000 abstract description 38
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model discloses a kind of Multi-channel switching valves, including valve body and the actuator being installed on valve body, the valve body includes the water inlet being connected with valve chamber, water outlet, first normally opened interface, second normally opened interface, first control interface and the second control interface, first spool is installed in the valve chamber, second spool, third spool and the 4th spool, the first elastic component is connected at first spool, the first fixing piece is provided in first spool, first fixing piece offers through-hole, the valve rod is divided into first part and second part, the second part diameter is matched with the first fixing piece hole size, first part's diameter is greater than the first fixing piece through-hole diameter.Above-mentioned Multi-channel switching valve designs a kind of mounting means of buffer spring, it will not continue to be displaced and sealing surface is made to generate displacement because of valve rod when sealing sealing surface, reach a kind of switching mode of intermediate state, and realizes multiple channels, the multiple combinations formulas switching between a plurality of circuit.
Description
Technical field
The utility model relates to valves, more particularly to a kind of Multi-channel switching valve.
Background technique
Existing valve actuator move along a straight line switching switching spool when, can only realize inlet and outlet open and
Close two states, can not achieve between multiple interfaces combined type switching, can not realize two interfaces and meanwhile open and while pass
This intermediate state.
Utility model content
Based on this, it is necessary to for existing valve actuator move along a straight line switching switching spool when, can only realize into
The on and off two states at the mouth of a river and water outlet can not achieve the combined type switching between multiple interfaces, can not realize that two connect
Mouthful simultaneously open and simultaneously pass this intermediate state the problem of, a kind of Multi-channel switching valve is provided.
A kind of Multi-channel switching valve, including the actuator for being equipped with the valve body of valve chamber and being installed on valve body, the valve body packet
The water inlet being connected with valve chamber, water outlet and multiple external circuit interfaces are included, the first core assembly, institute are installed in the valve chamber
It states the first core assembly to connect by valve rod with the actuator, first core assembly is installed on the water outlet and first
Between the interface of external circuit, for controlling the on-off of the water outlet and first external circuit interface, first spool
It is connected with the first elastic component with the valve rod intersection, first is provided on the valve rod and supports seat, first elastic component is remote
It is installed on described first from described actuator one end to support in seat, which is characterized in that be additionally provided in the valve body greater than two
Multiple core assemblies, for controlling the opening and closing of the multiple external circuit interface, the multiple core assembly and the valve rod phase
Even, it being opened and closed under valve rod drive, first elastic component is presented three kinds of states under valve rod drive, and described the
One core assembly, which cooperates under the three kinds of states effect of the first elastic component with other core assemblies, completes water inlet, water outlet and multiple
Different mode of communicating between the interface of external circuit, the Multi-channel switching valve are able to achieve charging state, hull-borne and follow
The switching of ring status.
Be provided with the first fixing piece in first spool in one of the embodiments, first spool with it is described
The connection of first fixing piece, follows first fixing piece to move up and down, and the valve rod is equipped with drive portion, when the valve rod drive portion
When not in contact with to first fixing piece, first fixing piece is fixed, when the valve rod drive portion touches described the
After one fixing piece, first fixing piece follows the stem movement, and first elastic component is close to one end of the actuator
It is connected with first fixing piece.
The external circuit interface includes the first normally opened interface, the second normally opened interface, first in one of the embodiments,
Control interface and the second control interface are also equipped with the second core assembly, third core assembly and the 4th spool in the valve chamber
Component, the first normally opened interface are first external circuit interface, and second core assembly is installed on the water inlet
Between the second normally opened interface, when second core assembly is opened, the water inlet and the second normally opened interface connect
Logical, the third core assembly is installed at first control interface, when the third core assembly is opened, first control
Interface processed is opened, and when the third core assembly is closed, the first control interface closure, the 4th core assembly is installed on
At second control interface, when the 4th core assembly is opened, second control interface is opened, the 4th spool group
When part is closed, the second control interface closure.
In one of the embodiments, when the Multi-channel switching valve is in original state, when the multichannel switches
When valve is in original state, the valve rod drive portion is located at first fixing piece close to described actuator one end, the valve rod
The distance between drive portion and first fixing piece are first distance, and first elastic component is in compressive state, institute at this time
The first core assembly closure is stated, the Multi-channel switching valve is in recurrent state at this time；When the actuator is by original state band
The valve rod is moved to after moving first distance far from the actuator direction, the elastic component is far from described actuator one end in institute
It states valve rod and drives lower stretching, state back to normal, the first core assembly closure, the Multi-channel switching valve is in note at this time
Water state；After the actuator drives the valve rod to move second distance to the separate actuator direction from original state,
First fixing piece moves under valve rod drive to far from the actuator direction, and first elastic component is whole in institute
It states the first fixing piece and described first to support to moving far from the actuator direction under seat drives, first core assembly exists
First fixing piece moves under driving to far from the actuator direction, and first core assembly is opened, described at this time more
Channel switching valve is in hull-borne.
In one of the embodiments, when the Multi-channel switching valve is in original state, second core assembly
Closure, the third core assembly are opened, and the 4th core assembly is opened.
In one of the embodiments, when the actuator drives the valve rod to far from the actuator from original state
After direction moves first distance, second core assembly is opened, and the third core assembly is opened, the 4th core assembly
Closure.
In one of the embodiments, when the actuator drives the valve rod to far from the actuator from original state
After direction moves second distance, second core assembly is opened, the third core assembly closure, the 4th core assembly
Closure.
The described first normally opened interface and first control interface pass through the first interface channel in one of the embodiments,
It is connected, the second normally opened interface is connected with second control interface by the second interface channel, first interface channel
In be provided with check valve, water flow flows to first control interface by the described first normally opened interface, in second interface channel
It is provided with check valve, water flow flows to the described second normally opened interface by second control interface.
The described first normally opened interface and the first normally opened interface pass through the first external loop phase in one of the embodiments,
Even.
First control interface and second control interface pass through the second external loop phase in one of the embodiments,
Even.
Above-mentioned Multi-channel switching valve designs a kind of mounting means of buffer spring, will not be because of valve rod when sealing sealing surface
Continue to be displaced and sealing surface is made to generate displacement, to reach a kind of switching mode of intermediate state, and realizes multiple channels, a plurality of circuit
Between multiple combinations formula switching.
Detailed description of the invention
Fig. 1 is the main view of the Multi-channel switching valve of the embodiments of the present invention；
Fig. 2 is cross-sectional view of the Fig. 1 along the direction A-A；
Fig. 3 is the side view of the Multi-channel switching valve of the embodiments of the present invention；
Fig. 4 is cross-sectional view of the Fig. 3 along the direction B-B；
Fig. 5 is that the Multi-channel switching valve of the embodiments of the present invention is in the status diagram under water filling operational mode；
Fig. 6 is that the Multi-channel switching valve of the embodiments of the present invention is in the status diagram under draining operational mode；
Fig. 7 is that the state of the first elastic component during the work time is shown in the Multi-channel switching valve of the embodiments of the present invention
It is intended to.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Figure 1 to Fig. 4.Fig. 1 is the main view of the Multi-channel switching valve of the embodiments of the present invention, Fig. 2 Fig. 1
Cross-sectional view along the direction A-A, Fig. 3 are the side view of the Multi-channel switching valve of the embodiments of the present invention, and Fig. 4 is Fig. 3 along B-B
The cross-sectional view in direction.
In the present embodiment, the Multi-channel switching valve includes the drive for being equipped with the valve body 10 of valve chamber and being installed on valve body 10
Moving part 11, the valve body 10 are equipped with that the water inlet 16 being connected with valve chamber, water outlet 17, the first normally opened interface 18, second is normally opened connects
The 19, first control interface 20 of mouth and the second control interface 21.First core assembly, the second spool group are installed in the valve chamber
Part, third core assembly and the 4th core assembly, first core assembly include the first spool 22 and the first seal receptacle 26, institute
Stating the second core assembly includes the second spool 23 and the second seal receptacle 27, and the third core assembly includes third spool 24 and the
Four seal receptacles 28, the 4th core assembly include the 4th spool 25 and the 4th seal receptacle 29.First spool 22, the second valve
Core 23, third spool 24 and the 4th spool 25 are connect by valve rod 15 with the actuator 11.First spool 22 is installed on
Between the water outlet 17 and the first normally opened interface 18, when first spool 22 is opened, the water outlet 17 and described
First normally opened interface 18 is connected to.Second spool 23 is installed between the water inlet 16 and the second normally opened interface 19,
When second spool 23 is opened, the water inlet 16 is connected to the described second normally opened interface 19.The third spool 24 is installed
At first control interface 20, when the third spool 24 is opened, first control interface 20 is opened, the third valve
When core 24 is closed, first control interface 20 is closed.4th spool 25 is installed at second control interface 21, institute
When stating the 4th spool 25 opening, second control interface 21 is opened, and when the 4th spool 25 is closed, second control is connect
Mouth closure.
In the present embodiment, the core assembly further includes sealing cover.First core assembly further includes the first sealing
Lid 38, first sealing cover 38 are connected with the valve rod 15, are fixed in the valve chamber, and are located at first spool 22 and lean on
Nearly described 11 one end of actuator, first sealing cover 38 are equipped with the first sealing ring close to described first spool, 22 one end.Institute
Stating the second core assembly further includes the second sealing cover 39, and second sealing cover 39 is connected with the valve rod 15, is fixed on described
In valve chamber, and it is located at second spool 23 close to described 11 one end of actuator, second sealing cover 39 is close to described second
23 one end of spool is equipped with the first sealing ring.The third core assembly further includes third sealing cover 40, the third sealing cover
40 are connected with the valve rod 15, are fixed in the valve chamber, and are located at the third spool 24 far from described 11 one end of actuator,
The third sealing cover 40 is equipped with third sealing ring close to described 24 one end of third spool.4th core assembly further includes
4th sealing cover 41, the 4th sealing cover 41 are connected with the valve rod 15, are fixed in the valve chamber, and are located at the described 4th
For spool 25 far from described 11 one end of actuator, it is close that the 4th sealing cover 41 close to described 4th spool, 25 one end is equipped with the 4th
Seal.First core assembly, the second core assembly, third core assembly, the 4th core assembly the valve rod drive
Lower control corresponding channel stream is disconnected.
Specifically, the described first normally opened interface 18 is connected with first control interface 20 by the first interface channel 13,
The second normally opened interface 19 is connected with second control interface 21 by the second interface channel 14, the first normally opened interface
18 and the second normally opened interface 19 connect the first external loop (not shown), first control interface 20 and second control
Interface 21 connects the second external loop (not shown).Check valve is provided in first interface channel 13, water flow is by described first
Normally opened interface 18 flows to first control interface 20, is provided with check valve in second interface channel 14, water flow is by described
Second control interface 21 flows to the described second normally opened interface 19.
Specifically, first seal receptacle 26 is set between the water outlet 17 and the first normally opened interface 18, and described
Two seal receptacles 27 are set between the water inlet 16 and the second normally opened interface 19, and the third seal receptacle 28 is set to institute
It states at the first control interface 20, the 4th seal receptacle 29 is set at second control interface 21.First spool 22,
At second spool 23, third spool 24 and the 4th spool 25 with first seal receptacle 26, the second seal receptacle 27, third seal receptacle
28 and the 4th seal receptacle 29 be respectively formed primary sealing area, secondary sealing area, third sealing surface and the 4th sealing surface, described first
Seal receptacle 26, the second seal receptacle 27, third seal receptacle 28, the 4th seal receptacle 29, primary sealing area, secondary sealing area, third are close
Cover and the 4th sealing surface are fixed, pass through first spool 22, the second spool 23, third spool 24 and the 4th spool 25
Movement complete the opening and closing of the core assembly, so that it is disconnected to control corresponding channel stream.Second spool 23, third valve
Core 24 and the 4th spool 25 are fixedly connected with the valve rod 15, can be upper and lower in the valve body with the movement of the valve rod 15
Movement.
In the present embodiment, first spool 22 is connected with the first elastic component 30 with 15 intersection of valve rod, described
4th spool 25 is connected with the second elastic component 31 with 15 intersection of valve rod.First, which is provided with, on the valve rod 15 supports seat 32
Seat 33 is supported with second.First elastic component 30 is installed on described first far from one end of the actuator 11 and supports seat 32
In, second elastic component 31 is installed on described second close to one end of the actuator 11 and supports in seat 33.Described first supports
It holds seat 32 to support seat 33 with described second and be installed on the valve rod 15, the valve rod 15 is followed to move.In the present embodiment, institute
Elastic component is stated using spring.In other embodiments, the elastic component can use other elastic elements.
Specifically, the first fixing piece 34 is provided in first spool 22, first fixing piece 34 offers through-hole,
First spool 22 is fixedly connected with first fixing piece 34, and first fixing piece 34 is followed to move up and down.Described
Be provided with the second fixing piece 35 in four spools 25, second fixing piece 35 offers through-hole, the 4th spool 25 with it is described
Second fixing piece 35 is fixedly connected, and second fixing piece 35 is followed to move up and down.First fixing piece, 34 through-hole with it is described
Second fixing piece, 35 hole size is identical.
The valve rod 15 is equipped with drive portion, when 15 drive portion of valve rod is not in contact with first fixing piece 34 is arrived, institute
It is fixed to state the first fixing piece 34, after 15 drive portion of valve rod touches the first fixing piece 34, described first is solid
Determining part 34 follows the valve rod 15 to move.
Specifically, the valve rod 15 divides for first part 151 and second part 152, and the first part 151 is to drive
Portion, 151 diameter of first part are greater than 34 through-hole diameter of the first fixing piece, the second part 152 and described first
The matching of 34 hole size of fixing piece.The relatively described second part 152 of the first part 151 is close to the actuator 11.At it
In its embodiment, the components such as latch, annulus are can be set in 15 drive portion of valve rod, only need to be reached the valve rod drive portion and connect
Contact the effect for driving first fixing piece 34 mobile after first fixing piece 34.
In the present embodiment, the actuator 11 is stepper motor.In other embodiments, the actuator 11 can be
Other types of motor need to only achieve the effect that the valve rod 15 is driven to move up and down.
In the present embodiment, the actuator 11 is mounted in drive seat 36, the actuator 11 and the drive seat 36
It is connected by fixed device 12, the drive seat 36 is mounted on the valve body 10.In the present embodiment, the fixed device 12
For buckle.In other embodiments, the fixed device 12 can be other fixing pieces.
In the present embodiment, the valve body 10 is mounted on pedestal 37.
Fig. 2 is referred to, Fig. 2 is that the Multi-channel switching valve of the embodiments of the present invention is under water circular flow mode
Status diagram.In the present embodiment, when the Multi-channel switching valve is in original state, 15 drive portion of valve rod is located at
First fixing piece 34 is between described 11 one end of actuator, 15 drive portion of valve rod and first fixing piece 34
Distance is first distance, and first elastic component 30 is in compressive state and overload protection at this time, and first spool 22 is closed,
Second spool 23 is closed, and the third spool 24 is opened, and the 4th spool 25 is opened.The water outlet 17 and institute at this time
It states the first normally opened interface 18 to be isolated by first spool 22, the water inlet 16 and the second normally opened interface 19 are by described
The isolation of two spools 23, first control interface 20 are opened, and second control interface 21 is opened.The multi-path switching at this time
Water route in valve is normally opened 19 → the first external circuit → the of interface of 21 → the second interface channel of the second control interface 14 → the second
One normally opened 18 → the first control interface of interface, 20 → the second external circuit → second control interface 21, water flow are cut in the multi-path
It changes in valve and recycles.
Fig. 5 is referred to, Fig. 5 is that the Multi-channel switching valve of the embodiments of the present invention is in the shape under water filling operational mode
State schematic diagram.In the present embodiment, when the actuator 11 drives the valve rod 15 to far from the actuator from original state
After 11 directions move first distance, 15 first part of valve rod is exactly in contact with the fixing piece, and the spring is far from described
11 one end of actuator stretches under the valve rod 15 drive, and state back to normal, first spool 22 is closed, second valve
Core 23 is opened, and the third spool 24 is opened, the 4th spool 25 closure.The water outlet 17 and described first normally opened at this time
Interface 18 is isolated by first spool 22, and the water inlet 16 is connected to the described second normally opened interface 19, first control
Interface 20 is opened, and second control interface 21 is closed.The water route in the Multi-channel switching valve is water inlet 16 → the at this time
13 → the first control interface 20 of normally opened 18 → the first interface channel of interface of two normally opened 19 → the first external circuit → the first of interface →
Second external circuit is filled the water to second external circuit at this time.
Fig. 6 is referred to, Fig. 6 is that the Multi-channel switching valve of the embodiments of the present invention is in the shape under draining operational mode
State schematic diagram.In the present embodiment, when the actuator 11 drives the valve rod 15 to far from the actuator from original state
After 11 directions move second distance, the fixing piece is in the case where 15 first part of valve rod drives to far from 11 side of actuator
To movement, first elastic component 30 is whole to be supported under seat 32 drives in the fixing piece and described first to far from the driving
The movement of 11 direction of part, first spool 22 moves under fixing piece drive to far from 11 direction of actuator, described
First spool 22 is opened, and second spool 23 is opened, and the third spool 24 is closed, the 4th spool 25 closure.At this time
The water outlet 17 is connected to the described first normally opened interface 18, and the water inlet 16 is connected to the described second normally opened interface 19, institute
The first control interface 20 closure is stated, second control interface 21 is closed.At this time the water route in the Multi-channel switching valve be into
The normally opened normally opened 18 → water outlet of interface 17 of 19 → the first external circuit → the first of interface in the mouth of a river 16 → the second, water flow is by described at this time
Water outlet 17 is discharged.
Fig. 7 is referred to, Fig. 7 is the first elastic component 30 in the Multi-channel switching valve of the embodiments of the present invention worked
Status diagram in journey.In the present embodiment, the valve rod 15 move up and down when, the primary sealing area, secondary sealing area,
Third sealing surface and the 4th sealing surface are motionless, and second elastic component 31 follows the valve rod 15 to move up and down.First bullet
Property part 30 in the initial state be in compressive state；It is stretched in the second state far from described sealing surface one end, described first
Elastic component 30 replys nature；First elastic component 30 described in the third state itself is without stretching or compressing, and described the
One elastic component 30 is whole to be moved to far from the sealing surface direction.
Above-mentioned Multi-channel switching valve designs a kind of mounting means of buffer spring, will not be because of valve rod when sealing sealing surface
15 displacement and make sealing surface generate displacement, to reach a kind of switching mode of intermediate state, and realize multiple channels, a plurality of circuit it
Between multiple combinations formula switching.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (11)
1. a kind of Multi-channel switching valve, including the actuator for being equipped with the valve body of valve chamber and being installed on valve body, the valve body includes
Water inlet, water outlet and the multiple external circuit interface being connected with valve chamber are equipped with the first core assembly in the valve chamber, described
First core assembly is connect by valve rod with the actuator, and first core assembly is installed on outside the water outlet and first
Between portion's circuit interface, for controlling the on-off of the water outlet and first external circuit interface, first spool with
The valve rod intersection is connected with the first elastic component, and first is provided on the valve rod and supports seat, first elastic component is separate
Described actuator one end is installed on described first and supports in seat, which is characterized in that is additionally provided in the valve body more greater than two
A core assembly, for controlling the opening and closing of the multiple external circuit interface, the multiple core assembly is connected with the valve rod,
It is opened and closed under valve rod drive, first elastic component, three kinds of states of presentation under valve rod drive, described first
Core assembly, which cooperates under the three kinds of states effect of the first elastic component with other core assemblies, completes water inlet, water outlet and multiple outer
Different mode of communicating between portion's circuit interface, the Multi-channel switching valve are able to achieve charging state, hull-borne and circulation
The switching of state.
2. Multi-channel switching valve according to claim 1, which is characterized in that it is fixed to be provided with first in first spool
Part, first spool are connect with first fixing piece, and first fixing piece is followed to move up and down, and the valve rod is equipped with band
Dynamic portion, when the valve rod drive portion is not in contact with first fixing piece is arrived, first fixing piece is fixed, when the valve
After bar drive portion touches first fixing piece, first fixing piece follows the stem movement, first elastic component
One end close to the actuator is connected with first fixing piece.
3. Multi-channel switching valve according to claim 1, which is characterized in that the external circuit interface includes first normally opened
Interface, the second normally opened interface, the first control interface and the second control interface, be also equipped in the valve chamber the second core assembly,
Third core assembly and the 4th core assembly, the first normally opened interface are first external circuit interface, second valve
Core assembly is installed between the water inlet and the second normally opened interface, when second core assembly is opened, the water inlet
Mouth and the described second normally opened orifice, the third core assembly are installed at first control interface, the third valve
When core assembly is opened, first control interface is opened, and when the third core assembly is closed, first control interface is closed
It closing, the 4th core assembly is installed at second control interface, when the 4th core assembly is opened, second control
Interface processed is opened, when the 4th core assembly is closed, the second control interface closure.
4. Multi-channel switching valve according to claim 2, which is characterized in that the external circuit interface includes first normally opened
Interface, the second normally opened interface, the first control interface and the second control interface, be also equipped in the valve chamber the second core assembly,
Third core assembly and the 4th core assembly, the first normally opened interface are first external circuit interface, second valve
Core assembly is installed between the water inlet and the second normally opened interface, when second core assembly is opened, the water inlet
Mouth and the described second normally opened orifice, the third core assembly are installed at first control interface, the third valve
When core assembly is opened, first control interface is opened, and when the third core assembly is closed, first control interface is closed
It closing, the 4th core assembly is installed at second control interface, when the 4th core assembly is opened, second control
Interface processed is opened, when the 4th core assembly is closed, the second control interface closure.
5. Multi-channel switching valve according to claim 4, which is characterized in that when the Multi-channel switching valve is in initial shape
When state, the valve rod drive portion is located at first fixing piece close to described actuator one end, the valve rod drive portion with it is described
The distance between first fixing piece is first distance, and first elastic component is in compressive state, the first spool group at this time
Part closure, the Multi-channel switching valve is in recurrent state at this time；When the actuator from original state drive the valve rod to
After actuator direction movement first distance, the elastic component is far from described actuator one end under valve rod drive
It stretches, state back to normal, the first core assembly closure, the Multi-channel switching valve is in charging state at this time；Work as institute
It states actuator and drives the valve rod to after moving second distance far from the actuator direction from original state, described first is fixed
Part moves under valve rod drive to far from the actuator direction, and first elastic component is whole in first fixing piece
It supports with described first and is moved under seat drives to far from the actuator direction, first core assembly is fixed described first
Part moves under driving to far from the actuator direction, and first core assembly is opened, at this time at the Multi-channel switching valve
In hull-borne.
6. Multi-channel switching valve according to claim 5, which is characterized in that when the Multi-channel switching valve is in initial shape
When state, the second core assembly closure, the third core assembly is opened, and the 4th core assembly is opened.
7. Multi-channel switching valve according to claim 5, which is characterized in that when the actuator drives institute by original state
Valve rod is stated to after moving first distance far from the actuator direction, second core assembly is opened, the third spool group
Part is opened, the 4th core assembly closure.
8. Multi-channel switching valve according to claim 5, which is characterized in that when the actuator drives institute by original state
Valve rod is stated to after moving second distance far from the actuator direction, second core assembly is opened, the third spool group
Part closure, the 4th core assembly closure.
9. Multi-channel switching valve according to claim 3, which is characterized in that the first normally opened interface and first control
Interface processed is connected by the first interface channel, and the second normally opened interface and second control interface pass through the second interface channel
It is connected, check valve is provided in first interface channel, water flow flows to first control by the described first normally opened interface and connects
Mouthful, it is provided with check valve in second interface channel, water flow flows to the described second normally opened interface by second control interface.
10. Multi-channel switching valve according to claim 3, which is characterized in that the first normally opened interface and described first
Normally opened interface is connected by the first external loop.
11. Multi-channel switching valve according to claim 3, which is characterized in that first control interface and described second
Control interface is connected by the second external loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198650.5U CN208281558U (en) | 2018-02-05 | 2018-02-05 | multi-channel switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198650.5U CN208281558U (en) | 2018-02-05 | 2018-02-05 | multi-channel switching valve |
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| Publication Number | Publication Date |
|---|---|
| CN208281558U true CN208281558U (en) | 2018-12-25 |
Family
ID=64748613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820198650.5U Withdrawn - After Issue CN208281558U (en) | 2018-02-05 | 2018-02-05 | multi-channel switching valve |
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| CN (1) | CN208281558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061176A (en) * | 2018-02-05 | 2018-05-22 | 浙江华益精密机械股份有限公司 | Multi-channel switching valve |
| CN114192047A (en) * | 2021-12-10 | 2022-03-18 | 维达纸业(浙江)有限公司 | Production process and production device of facial tissue |
-
2018
- 2018-02-05 CN CN201820198650.5U patent/CN208281558U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061176A (en) * | 2018-02-05 | 2018-05-22 | 浙江华益精密机械股份有限公司 | Multi-channel switching valve |
| CN108061176B (en) * | 2018-02-05 | 2024-04-30 | 浙江华益精密机械有限公司 | Multi-channel switching valve |
| CN114192047A (en) * | 2021-12-10 | 2022-03-18 | 维达纸业(浙江)有限公司 | Production process and production device of facial tissue |
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Address after: 689 Jiefang Road, Diankou Industrial Zone, Zhuji County, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Huayi Precision Machinery Co.,Ltd. Address before: 689 Jiefang Road, Diankou Industrial Zone, Zhuji County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG HUAYI PRECISION MACHINERY Co.,Ltd. |
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Granted publication date: 20181225 Effective date of abandoning: 20240430 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20181225 Effective date of abandoning: 20240430 |