CN207514306U - A kind of two channel pre-control solenoid valves - Google Patents
A kind of two channel pre-control solenoid valves Download PDFInfo
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- CN207514306U CN207514306U CN201721415451.7U CN201721415451U CN207514306U CN 207514306 U CN207514306 U CN 207514306U CN 201721415451 U CN201721415451 U CN 201721415451U CN 207514306 U CN207514306 U CN 207514306U
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Abstract
The utility model discloses a kind of two channel pre-control solenoid valves, including valve body, the valve body top is equipped with the first solenoid valve and second solenoid valve, valve body is equipped with hand push button, dynamic iron core and copper sheathing are equipped in first solenoid valve and second solenoid valve, first solenoid valve and the valve body of second solenoid valve lower part are equipped with A1 input ports, delivery outlet, and the first solenoid valve and second solenoid valve top are equipped with exhaust outlet.The utility model provides a kind of two channel pre-control solenoid valves, and small product size is small, and is protected equipped with manual buttons and multilayer, and simple in structure, compact, easily controllable, easy to use, practicability is stronger.
Description
Technical field
The utility model is related to switch electromagnetic valve technical field, particularly a kind of two channel pre-control solenoid valves.
Background technology
Solenoid valve (Electromagnetic valve) is electromagnetically controlled industrial equipment, is for controlling fluid
Automatic foundamental element belongs to actuator, however it is not limited to hydraulic pressure, pneumatic.In industrial control system adjust medium direction,
Flow, speed and other parameters.Solenoid valve can coordinate different circuits to realize expected control, and the precision that controls and
Flexibility can ensure.There are many kinds of solenoid valves, and different solenoid valves plays a role in the different location of control system, most often
It is check valve, safety valve, directional control valve, speed-regulating valve etc..
Solenoid valve is made of electromagnetic coil and magnetic core, is the valve body for including one or several holes.When coil is powered or breaks
When electric, the operating of magnetic core will lead to fluid or gas by valve body or be cut off, to reach the mesh of change fluid, gas direction
's.The electromagnetic component of solenoid valve is made of components such as secured core, dynamic iron core, coils;Body portion by sliding spool, slide valve buckle,
The compositions such as spring pedestal.Electromagnetic coil is directly installed on valve body, and valve body is closed in seal pipe, form one it is succinct,
Compact combination.
Solenoid valve function of the prior art is simple, and dependence single signal that can only be merely carries out air pressure switching, and product exists
Reliability is not high during work, and there are some potential safety problemss.
Chinese Patent Application No. be 200910130254 patent of invention in disclose a kind of switch electromagnetic valve, as
The pre-control valve of control pressure in vehicle compressed air brake system is generated and controls, it is logical that the switch electromagnetic valve includes first
Road, for introducing compressed air into switch electromagnetic valve or exporting compressed air from switch electromagnetic valve;Second channel, for that will press
Contracting air insertion switch solenoid valve exports compressed air from switch electromagnetic valve;Valve chamber, including being used to selectively discharge and
Interrupt the valve seat of compressed air stream;And spool, have external shell surface and for allow compressed air by hole.The invention,
Valve chamber (32) has the flow channel (28) for compressed air, and flow channel (28) is adjacent with the shell surface (70) of spool (24),
The flow channel (28) is preferably by least one gap shape in the shell surface (70) of spool (24), but the patent also can only be single
Pure works by single signal.
Utility model content
In view of the above-mentioned problems of the prior art, the utility model provides a kind of two channel pre-control solenoid valves, product body
Product is small, and is protected equipped with manual buttons and multilayer, at work, any one in the first solenoid valve or second solenoid valve
Failure can not be in use, another remaining solenoid valve can still use, two electromagnetism of the first solenoid valve and second solenoid valve
When valve all fails, manual buttons can be used, simple in structure, compact, easily controllable, easy to use, practicability is stronger.
To achieve these goals, the technical solution adopted in the utility model is：A kind of two channel pre-control solenoid valves, including
Valve body, the valve body top are equipped with the first solenoid valve and second solenoid valve, and valve body is equipped with hand push button, the first solenoid valve and the
It is equipped with dynamic iron core and copper sheathing in two solenoid valves, the valve body of the first solenoid valve and second solenoid valve lower part is equipped with A1 input ports, defeated
Outlet, the first solenoid valve and second solenoid valve top are equipped with exhaust outlet.
Preferably, first solenoid valve and second solenoid valve are arranged in parallel.
Any of the above-described scheme is preferably, and first solenoid valve and second solenoid valve are two-position three way magnetic valve.
Any of the above-described scheme is preferably, and first solenoid valve is equipped with first manual button.
Any of the above-described scheme is preferably, and the second solenoid valve is equipped with the second hand push button.
Any of the above-described scheme is preferably, and the first dynamic iron core and the first copper sheathing are equipped in first solenoid valve.
Any of the above-described scheme is preferably, and the second dynamic iron core and the second copper sheathing are equipped in the second solenoid valve.
Any of the above-described scheme is preferably, and is equipped with a channels and b channels and c channels in the valve body, a channels and b channels and
C channels are interconnected.
Any of the above-described scheme is preferably, and the b channels, c channels are set with the square crossing of a channels.
Any of the above-described scheme is preferably, and the b channels, which are arranged on, states the first solenoid valve lower part.
Any of the above-described scheme is preferably, and the c channels are arranged on second solenoid valve lower part.
Any of the above-described scheme is preferably, and the valve body of the first solenoid valve lower part is equipped with the first delivery outlet, the first electricity
Magnet valve top is equipped with first row gas port.
Any of the above-described scheme is preferably, and the valve body of the second solenoid valve lower part is equipped with the second delivery outlet, the second electricity
Magnet valve top is equipped with second exhaust port.
Any of the above-described scheme is preferably, and is respectively equipped with d channels in first solenoid valve and second solenoid valve and e leads to
Road.
Any of the above-described scheme is preferably, and the first row gas port, d channels, b channels are located on same vertical line.
Any of the above-described scheme is preferably, and the second exhaust port, e channels and is located on same vertical line with c channels.
The utility model also provides a kind of method of work of two above-mentioned channel pre-control solenoid valves, includes the following steps：
Step（1）A channels, b channels and c channels are entered by A1 input ports from the air pressure of vehicle gas circuit, at this time valve port by
Effect to the first dynamic iron core and the second dynamic iron core is in sealing state；
Step（2）When the first solenoid valves work, the first dynamic iron core is acted upwards by the suction of the first solenoid valve, b
The first delivery outlet is led in channel air pressure；
Step（3）During second solenoid valve energization work, the second dynamic iron core is acted upwards by the suction of second solenoid valve, c
The second delivery outlet is led in channel air pressure；
Any of the above-described scheme is preferably, and when the first solenoid valve does not work, the sealing of the first dynamic iron core downward actuation is remaining
Air pressure is discharged from d channels, by first row gas port.
Any of the above-described scheme is preferably, and when second solenoid valve does not work, the sealing of the second dynamic iron core downward actuation is remaining
Air pressure is discharged from e channels by second exhaust port.
Any of the above-described scheme is preferably, additionally it is possible to be controlled, included the following steps by hand push button：
Step（1）First manual button is manually pressed by, the first copper sheathing is acted on and moves upwards, pushes the first dynamic iron core, is moved
Iron core is moved upwards by the suction of the first solenoid valve, and the first delivery outlet is led in b channel air pressures;
Step（2）The second hand push button is manually pressed by, the second copper sheathing is acted on and moves upwards, pushes the second dynamic iron core, the
Two dynamic iron cores are moved upwards by the suction of second solenoid valve, and the second delivery outlet is led in c channel air pressures.
Any of the above-described scheme is preferably, come loose first manual button when, the first dynamic iron core moves downward, remaining air pressure
It is discharged from d channels, by first row gas port.
Any of the above-described scheme is preferably, come loose the second hand push button when, the second dynamic iron core moves downward sealing, remaining
Air pressure is discharged from e channels, by second exhaust port.
Advantageous effect：
The beneficial effects of the utility model are：The utility model provides a kind of two channel pre-control solenoid valves and its work side
Method, including valve body, the valve body top is equipped with the first solenoid valve and second solenoid valve, and valve body is equipped with hand push button, the first electricity
It is equipped with dynamic iron core and copper sheathing in magnet valve and second solenoid valve, it is defeated that the valve body of the first solenoid valve and second solenoid valve lower part is equipped with A1
Entrance, delivery outlet, the first solenoid valve and second solenoid valve top are equipped with exhaust outlet.
The utility model has the following advantages：
（1）, the utility model small product size it is small, be easily installed；
（2）, protect equipped with manual buttons and multilayer, it is at work, arbitrary in the first solenoid valve or second solenoid valve
One failure can not be in use, another remaining solenoid valve can still use, the first solenoid valve and second solenoid valve two
When solenoid valve all fails, manual buttons can be used, safety is protected；
（3）, it is simple in structure, compact, easily controllable, easy to use, practicability is stronger.
Description of the drawings
Fig. 1 is the overall structure diagram of two channel pre-control solenoid valves, one preferred embodiment of the utility model；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is a lateral partial structurtes sectional view of Fig. 2；
Fig. 4 is the side view diagram of Fig. 1；
Fig. 5 is a lateral partial structurtes sectional view of Fig. 4；
Fig. 6 is a partial structurtes enlarged diagram of Fig. 5；
Fig. 7 is a rearview of Fig. 1.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Fig. 1-Fig. 7, to achieve these goals, the technical solution adopted in the utility model is：A kind of two channels
Pre-control solenoid valve, including valve body 3,3 top of valve body is equipped with the first solenoid valve 1 and second solenoid valve 2,1 He of the first solenoid valve
2 structure of second solenoid valve is identical.
Valve body 3 is equipped with hand push button, and dynamic iron core and copper sheathing, the first electricity are equipped in the first solenoid valve 1 and second solenoid valve 2
The valve body 3 of 2 lower part of magnet valve 1 and second solenoid valve is equipped with A1 input ports 10, delivery outlet, the first solenoid valve 1 and second solenoid valve 2
Top is equipped with exhaust outlet.
The technical solution that the utility model advanced optimizes is that first solenoid valve 1 is equipped with first manual button 4.
The technical solution that the utility model advanced optimizes is that the second solenoid valve 1 is equipped with the second hand push button 5.
The technical solution that the utility model advanced optimizes is, the first dynamic iron core 6 and the are equipped in first solenoid valve 1
One copper sheathing 7.
The technical solution that the utility model advanced optimizes is, the second dynamic iron core 8 and the are equipped in the second solenoid valve 2
Two copper sheathings 9.
The technical solution that the utility model advanced optimizes is to be equipped with a channels 11 and b channels 12 in the valve body 3 and c leads to
Road 13, a channels 11 and b channels 12 and c channels 13 are interconnected.
The technical solution that the utility model advanced optimizes is that the b channels 12 are arranged on 1 lower part of the first solenoid valve.
The technical solution that the utility model advanced optimizes is that the c channels 13 are arranged on 2 lower part of second solenoid valve.
The technical solution that the utility model advanced optimizes is that the valve body 3 of 1 lower part of the first solenoid valve is equipped with first
Delivery outlet 14,1 top of the first solenoid valve are equipped with first row gas port 15.
The technical solution that the utility model advanced optimizes is that the valve body 3 of 2 lower part of second solenoid valve is equipped with second
Delivery outlet 16,2 top of second solenoid valve are equipped with second exhaust port 17.
The technical solution that the utility model advanced optimizes is set respectively in first solenoid valve 1 and second solenoid valve 2
There are d channels 18 and e channels 19.
The utility model also provides a kind of method of work of two above-mentioned channel pre-control solenoid valves, includes the following steps：
Step（1）A channels 11, b channels 12 and c channels 13 are entered by A1 input ports 10 from the air pressure of vehicle gas circuit, this
When valve port be in sealing state by the effect of the first dynamic iron core 6 and the second dynamic iron core 8；
Step（2）During the 1 energization work of the first solenoid valve, the first dynamic iron core 6 is moved upwards by the suction of the first solenoid valve 1
Make, the first delivery outlet 14 is led in 12 air pressure of b channels；When first solenoid valve 1 does not work, the sealing of 6 downward actuation of the first dynamic iron core is residual
The air pressure stayed is discharged from d channels 18, by first row gas port 15.
Step（3）During 2 energization work of second solenoid valve, the second dynamic iron core 8 is moved upwards by the suction of second solenoid valve 2
Make, the second delivery outlet 16 is led in 13 air pressure of c channels；When second solenoid valve 2 does not work, the sealing of 8 downward actuation of the second dynamic iron core is residual
The air pressure stayed is discharged from e channels 19 by second exhaust port 17.
The utility model provides a kind of two channel pre-control solenoid valves, and including valve body 3,3 top of valve body is equipped with the first electricity
Magnet valve 1 and second solenoid valve 2, valve body 3 are equipped with hand push button, be equipped in the first solenoid valve 1 and second solenoid valve 2 dynamic iron core and
Copper sheathing, the valve body 3 of 2 lower part of the first solenoid valve 1 and second solenoid valve are equipped with A1 input ports 10, delivery outlet, 1 He of the first solenoid valve
2 top of second solenoid valve is equipped with exhaust outlet.
The utility model has the following advantages：
（1）, the utility model small product size it is small, be easily installed；
（2）, protect equipped with manual buttons and multilayer, can be by being controlled manually after electric signal failure, safety
It is protected, without security risk；
（3）, it is simple in structure, compact, easily controllable, easy to use, practicability is stronger.
（4）It can realize 10 air inlet of A1 input ports, solenoid valve is controlled by pulse signal, realize air pressure switching or pass through
Manual buttons realize air pressure switching.
Embodiment 2
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, including valve body 3,3 top of valve body is equipped with the
One solenoid valve 1 and second solenoid valve 2, the first solenoid valve 1 are identical with 2 structure of second solenoid valve.
Valve body 3 is equipped with hand push button, and dynamic iron core and copper sheathing, the first electricity are equipped in the first solenoid valve 1 and second solenoid valve 2
The valve body 3 of 2 lower part of magnet valve 1 and second solenoid valve is equipped with A1 input ports 10, delivery outlet, the first solenoid valve 1 and second solenoid valve 2
Top is equipped with exhaust outlet.
The first manual button 4 is arranged on the valve body 3 of 1 lower part of the first solenoid valve, and one end of first manual button 4 is set
There is the first nose cone 41, the outer diameter of the first nose cone is gradually reduced from outside to inside, the circular conical surface and first on the first nose cone 41
Copper sheathing 7 is mutually matched, and so as to fulfill first manual button 4 is manually pressed by, circular conical surface acts on the first copper sheathing 7, the first copper sheathing 7 to
Upper movement pushes the first dynamic iron core 6, and dynamic iron core 6 moved upwards by the suction of the first solenoid valve 1, and 12 air pressure of b channels leads to the
One delivery outlet 14.Second solenoid valve 1 is equipped with the second hand push button 5.
Embodiment 3
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, including valve body 3,3 top of valve body is equipped with the
One solenoid valve 1 and second solenoid valve 2, the first solenoid valve 1 are identical with 2 structure of second solenoid valve.
Valve body 3 is equipped with hand push button, and dynamic iron core and copper sheathing, the first electricity are equipped in the first solenoid valve 1 and second solenoid valve 2
The valve body 3 of 2 lower part of magnet valve 1 and second solenoid valve is equipped with A1 input ports 10, delivery outlet, the first solenoid valve 1 and second solenoid valve 2
Top is equipped with exhaust outlet.
Second hand push button 5 is arranged on the valve body 3 of 2 lower part of the second magnet valve, and one end of the second hand push button 5 is equipped with
Second nose cone（It is not shown in figure）, the outer diameter of the second nose cone is gradually reduced from outside to inside, the circular conical surface on the second nose cone
It is mutually matched with the second copper sheathing 7, so as to fulfill the second hand push button 5 is manually pressed by, circular conical surface acts on the second copper sheathing 9, and second
Copper sheathing 9 moves upwards, pushes the second dynamic iron core 8, and the second dynamic iron core 8 is moved upwards by the suction of second solenoid valve 2, c channels
The second delivery outlet 16 is led in 13 air pressures.
Embodiment 4
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, the b channels 12, c channels 13 are and a channels 11
Square crossing is set.
Embodiment 5
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, a channels 11 are horizontally disposed.
Embodiment 6
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, the b channels 12 and c channels 13 are mutually parallel
Setting.
Embodiment 7
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, the first row gas port 15, d channels 18, b channels
12 are located on same vertical line.
Embodiment 8
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, the second exhaust port 17, e channels 19 and and c
Channel 13 is located on same vertical line.
Embodiment 9
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, including valve body 3,3 top of valve body is equipped with the
One solenoid valve 1 and second solenoid valve 2, the first solenoid valve 1 are identical with 2 structure of second solenoid valve.
Valve body 3 is equipped with hand push button, and dynamic iron core and copper sheathing, the first electricity are equipped in the first solenoid valve 1 and second solenoid valve 2
The valve body 3 of 2 lower part of magnet valve 1 and second solenoid valve is equipped with A1 input ports 10, delivery outlet, the first solenoid valve 1 and second solenoid valve 2
Top is equipped with exhaust outlet.
Dynamic iron core, which is externally provided with coil block and other, can ensure the component that solenoid valve works normally.
Embodiment 10
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, including valve body 3,3 top of valve body is equipped with the
One solenoid valve 1 and second solenoid valve 2, the first solenoid valve 1 are identical with 2 structure of second solenoid valve.Valve body 3 is equipped with hand push button,
Dynamic iron core and copper sheathing, the valve body of 2 lower part of the first solenoid valve 1 and second solenoid valve are equipped in first solenoid valve 1 and second solenoid valve 2
3 are equipped with A1 input ports 10, delivery outlet, and the first solenoid valve 1 and 2 top of second solenoid valve are equipped with exhaust outlet.First electromagnetism
Valve 1 and second solenoid valve 2 are arranged in parallel.
Embodiment 11
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, including valve body 3,3 top of valve body is equipped with the
One solenoid valve 1 and second solenoid valve 2, the first solenoid valve 1 are identical with 2 structure of second solenoid valve.Valve body 3 is equipped with hand push button,
Dynamic iron core and copper sheathing, the valve body of 2 lower part of the first solenoid valve 1 and second solenoid valve are equipped in first solenoid valve 1 and second solenoid valve 2
3 are equipped with A1 input ports 10, delivery outlet, and the first solenoid valve 1 and 2 top of second solenoid valve are equipped with exhaust outlet.First electromagnetism
Valve 1 and second solenoid valve 2 are two-position three way magnetic valve.
Embodiment 12
Unlike a kind of two channel pre-control solenoid valves and embodiment 1, controlled by hand push button, including following
Step：
Step（1）First manual button 4 is manually pressed by, the first copper sheathing 7 is acted on and moves upwards, pushes the first dynamic iron core
6, dynamic iron core 6 is moved upwards by the suction of the first solenoid valve 1, and the first delivery outlet 14 is led in 12 air pressure of b channels;Come loose first
During hand push button 4, the first dynamic iron core 6 moves downward, and remaining air pressure is discharged from d channels 18, by first row gas port 15.
Step（2）The second hand push button 5 is manually pressed by, the second copper sheathing 9 is acted on and moves upwards, pushes the second dynamic iron core
8, the second dynamic iron core 8 is moved upwards by the suction of second solenoid valve 2, and the second delivery outlet 16 is led in 13 air pressure of c channels.Come loose
During two hand push buttons 5, the second dynamic iron core 8 moves downward sealing, remaining air pressure from e channels 19, by 17 row of second exhaust port
Go out.
Embodiment 12
Unlike a kind of two channel pre-control solenoid valves and embodiment 1,6 top of the first dynamic iron core is equipped with the first static iron core
20,6 lower part of the first dynamic iron core is arranged with spring 21, and the first valve port 22 is blocked in 6 lower part of the first dynamic iron core.(the first solenoid valve knot
Structure is identical with second solenoid valve structure, and the second dynamic iron core top is equipped with the second static iron core, and the second dynamic iron core lower part is arranged with spring,
The second valve port is blocked in second dynamic iron core lower part, is not shown in figure).During two channel pre-control electromagnetic valve works, A1 input ports 10 into
Gas leads to a channels, b channels and c channels.When solenoid valve obtains electric, the entity part of static iron core generates magnetism, and dynamic iron core is inhaled
Power acts upwards, and valve port is opened, the first delivery outlet 14 is led in air pressure, the second delivery outlet 16 exports.During solenoid valve dead electricity, quiet iron
Core entity part loses magnetism, and dynamic iron core is by spring and the effect downward actuation of gravity, valve port sealing, and air pressure blocks, the
One delivery outlet 14,16 delivery outlet of the second delivery outlet are without output, as shown in Figure 3, Figure 5 and Figure 6.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, can be readily occurred in
Change or replacement, should be covered within the scope of the utility model.
Claims (8)
1. a kind of two channel pre-control solenoid valves, including valve body（3）, which is characterized in that the valve body（3）Top is equipped with the first electromagnetism
Valve（1）And second solenoid valve（2）, valve body（3）It is equipped with hand push button, the first solenoid valve（1）And second solenoid valve（2）Inside it is equipped with
Dynamic iron core and copper sheathing, the first solenoid valve（1）And second solenoid valve（2）The valve body of lower part（3）It is equipped with A1 input ports（10）, output
Mouthful, the first solenoid valve（1）And second solenoid valve（2）Top is equipped with exhaust outlet.
A kind of 2. two channels pre-control solenoid valve according to claim 1, which is characterized in that first solenoid valve（1）On
Equipped with first manual button（4）.
A kind of 3. two channels pre-control solenoid valve according to claim 1, which is characterized in that the second solenoid valve（1）On
Equipped with the second hand push button（5）.
A kind of 4. two channels pre-control solenoid valve according to claim 2, which is characterized in that first solenoid valve（1）It is interior
Equipped with the first dynamic iron core（6）With the first copper sheathing（7）.
A kind of 5. two channels pre-control solenoid valve according to claim 3, which is characterized in that the second solenoid valve（2）It is interior
Equipped with the second dynamic iron core（8）With the second copper sheathing（9）.
A kind of 6. two channels pre-control solenoid valve according to claim 1, which is characterized in that the valve body（3）It is interior to lead to equipped with a
Road（11）And b channels（12）With c channels（13）, a channels（11）And b channels（12）With c channels（13）It is interconnected.
A kind of 7. two channels pre-control solenoid valve according to claim 1, which is characterized in that first solenoid valve（1）Under
The valve body in portion（3）It is equipped with the first delivery outlet（14）, the first solenoid valve（1）Top is equipped with first row gas port（15）.
A kind of 8. two channels pre-control solenoid valve according to claim 1, which is characterized in that the second solenoid valve（2）Under
The valve body in portion（3）It is equipped with the second delivery outlet（16）, second solenoid valve（2）Top is equipped with second exhaust port（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721415451.7U CN207514306U (en) | 2017-10-30 | 2017-10-30 | A kind of two channel pre-control solenoid valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721415451.7U CN207514306U (en) | 2017-10-30 | 2017-10-30 | A kind of two channel pre-control solenoid valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207514306U true CN207514306U (en) | 2018-06-19 |
Family
ID=62535836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721415451.7U Active CN207514306U (en) | 2017-10-30 | 2017-10-30 | A kind of two channel pre-control solenoid valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207514306U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725834A (en) * | 2017-10-30 | 2018-02-23 | 瑞立集团瑞安汽车零部件有限公司 | A kind of two passage pre-control magnetic valves and its method of work |
| CN110486478A (en) * | 2019-08-23 | 2019-11-22 | 安徽天豪制冷设备有限公司 | A kind of idle call multi-function electromagnetic valve |
| CN111022718A (en) * | 2018-10-09 | 2020-04-17 | 波凯特有限及两合公司 | High-pressure safety valve |
-
2017
- 2017-10-30 CN CN201721415451.7U patent/CN207514306U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725834A (en) * | 2017-10-30 | 2018-02-23 | 瑞立集团瑞安汽车零部件有限公司 | A kind of two passage pre-control magnetic valves and its method of work |
| CN111022718A (en) * | 2018-10-09 | 2020-04-17 | 波凯特有限及两合公司 | High-pressure safety valve |
| CN111022718B (en) * | 2018-10-09 | 2023-07-18 | 波凯特有限及两合公司 | High-pressure safety valve |
| CN110486478A (en) * | 2019-08-23 | 2019-11-22 | 安徽天豪制冷设备有限公司 | A kind of idle call multi-function electromagnetic valve |
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Effective date of registration: 20210622 Address after: No.2666, Development Zone Avenue, Ruian Economic Development Zone, Wenzhou City, Zhejiang Province, 325200 Patentee after: Zhejiang Ruili air compressor equipment Co.,Ltd. Address before: Ruian City, Wenzhou City, 325200 Zhejiang Province Economic Development Zone No. 1169 Meng Lu Patentee before: Ruili Group Ruian Auto Parts Co.,Ltd. |
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