CN106523768A - Electromagnetic valve - Google Patents
Electromagnetic valve Download PDFInfo
- Publication number
- CN106523768A CN106523768A CN201610808143.4A CN201610808143A CN106523768A CN 106523768 A CN106523768 A CN 106523768A CN 201610808143 A CN201610808143 A CN 201610808143A CN 106523768 A CN106523768 A CN 106523768A
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- Prior art keywords
- mentioned
- confined space
- electromagnetic valve
- valve
- hole
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
- Electromagnets (AREA)
Abstract
The invention discloses an electromagnetic valve used for preventing leakage of working oil. The electromagnetic valve 1 is provided with an electromagnet 2. The electromagnet is used to drive a sliding valve 24 disposed on a valve main body 21, and is provided with a tubular part 29; a movable iron core 27, which is accommodated in the tubular part 29 in a way of moving axially; a fixed iron core 26, which is disposed on one end of the tubular part 29; a plugging part 30, which is used to plug the other end of the tubular part 29, and is provided with a through hole 30a opposite to the end part of the movable iron core 27. A hand-operated pin 31 is disposed in the through hole 30a, which is covered by a cover part 11 formed by an elastic material. A sealed space is formed between the cover part 11 and the side of the hand-operated pin 31 away from the movable iron core 27.
Description
Technical field
The present invention relates to for example be used for the electromagnetic valve of hydraulic means etc..
Background technology
In the past, as electromagnetic valve, have as Japanese Unexamined Patent Publication 2000-274547 publications (patent documentation 1) are open
Possess valve body and electric magnet portion, the valve body is internally provided with the stream of working oil, and the electric magnet portion is installed in this
One end of valve body.
Electric magnet portion has：Tubular part；Fixed iron core, which is installed in the end of the valve body side of the tubular part；
Movable core, which is accommodated in tubular part in the way of it can be axially moveable；And closure part, its by tubular part with
The plug at end part of valve body side opposite side.The closure part is provided with through hole, pin is embedded in through hole manually.
According to the electromagnetic valve, in maintenance inspection, maintenance inspection person pushes pin manually to movable core side and moves it.By
This, pin presses the end face of the manual pin side of movable core manually, and movable core is to fixed iron core side shifting.Even if as a result,
Electric magnet portion no power, maintenance inspection person also can manual operation movable core, move push rod, and move the guiding valve of electromagnetic valve
It is dynamic.
Prior art literature
Patent documentation
Patent documentation 1：Japanese Unexamined Patent Publication 2000-274547 publications
However, when drive magnetic valve to the energization of electric magnet portion after, with suction is produced between fixed iron core and movable core
Gravitation, movable core is near fixed iron core.Now, become such situation：Movable core moment in by tubular part lives
Move and the produce, gap between movable core and closure part easily produces negative pressure.As a result, due to negative in tubular part
The differential pressure of pressure and outside atmospheric pressure, the power drawn in into tubular part act on pin manually.On the other hand, if back pressure effect in
The tank mouth of valve body is arranged at, then the back pressure is also passed in tubular part, therefore, act on manually to the outside power released
Pin.As a result, pin is repeated the movement to movable core side and the movement to outer side sometimes manually.
When pin is repeated such movement manually, cause to be attached to seal member (the O shapes being installed at manual pin
Circle) on working oil drain to outside as this scoops out phenomenon.Also, as pin is moved repeatedly manually, cause seal member (O
Shape circle) abrasion and defect, also result in outside oil leak.
That is, in conventional electromagnetic valve, as pin occurs casual movement manually, therefore there is asking for working oil leakage
Topic.
The content of the invention
Therefore, problem of the invention is, there is provided can reduce the electromagnetic valve of the probability that fluid spills.
The electromagnetic valve of first aspect present invention possesses electric magnet, and the electric magnet enters to the guiding valve for being configured in the inside of valve body
Row drives, and the electromagnetic valve is characterised by that the electric magnet has：Tubular part；Movable core, which is can be axially moveable
Mode be accommodated in the inside of above described tubular part；Fixed iron core, which is installed in the one end of above described tubular part；And envelope
Stifled part, the other end of above described tubular part is blocked by which, and with the insertion opposed with the end of above-mentioned movable core
Hole, is configured with pin manually in the inside of above-mentioned through hole, and the covered part of above-mentioned through hole is closed as, in the cover and above-mentioned handss
Confined space is formed between the end of the side away from above-mentioned movable core of dynamic pin.
According to the electromagnetic valve, after being powered to electric magnet, the inner space adjacent with the medial end of manual pin produces negative
Pressure, sells the inside of electromagnetic valve to be pulled into manually, but at the same time, the confined space adjacent with the outboard end of manual pin is produced
Raw negative pressure, therefore, it is possible to prevent pin to be manually pulled into the inside of electromagnetic valve.Therefore, because pin is not moved manually, it is possible to
Prevent to scoop out oil leak caused by phenomenon by working oil.
The electromagnetic valve of second aspect present invention is characterised by, in a first aspect of the present invention, above-mentioned cover has
Valve system, the valve system make the air in confined space flow out to outside and extraneous air is flowed into in confined space.
According to the electromagnetic valve, the situation of through hole is enclosed in the state of pin manually is not moved to outermost by cover
Under, when the pressure in the inner space adjacent with the medial end of manual pin is uprised, the air in confined space can be flowed out to
Outside, sells manually and is configured to towards outer side shifting.Therefore, in the pressure of the inner space adjacent with the medial end of manual pin
When power is uprised, the air of confined space is compressed due to selling the power released laterally manually, is prevented from cover from envelope
Stifled part is disengaged.Therefore, pin is fixed in the state of outermost is moved to manually, and then, pin is not moved manually, accordingly, it is capable to
Enough prevent to scoop out oil leak caused by phenomenon by working oil.
The electromagnetic valve of third aspect present invention is characterised by, in a second aspect of the present invention, above-mentioned cover is by bullet
Property material formed, there is hole as above-mentioned valve system, the hole is closed when the pressure of confined space is less than external pressure, and
And be opened when the pressure of confined space is higher than external pressure.
According to the electromagnetic valve, easily can constitute only make when the pressure of confined space is higher than external pressure confined space with
The valve system of ft connection, in the state of manually pin moves to outermost by fixation in the state of, be prevented from occurring by work
That makees oil scoops out oil leak caused by phenomenon.
The electromagnetic valve of fourth aspect present invention is characterised by, in a third aspect of the present invention, above-mentioned cover has
The breach of side is formed within, above-mentioned hole is formed at the bottom of above-mentioned breach.
According to the electromagnetic valve, the extraneous air stream when the pressure of confined space is less than external pressure can be more efficiently prevented from
Enter in confined space.Therefore, in the state of in the state of manually pin moves to outermost by fixation, be prevented from occurring by
Working oil scoops out oil leak caused by phenomenon.
The electromagnetic valve of fifth aspect present invention is characterised by, in a second aspect of the present invention, above-mentioned cover is by bullet
Property material formed, there is valve member as above-mentioned valve system, confined space pressure be less than external pressure when, the valve member
The closed state that confined space is closed can be become, also, when the pressure of confined space is higher than external pressure, the valve portion
Part can become the open mode for opening confined space.
According to the electromagnetic valve, easily can constitute only leads to confined space when the pressure of confined space is higher than external pressure
The valve system of excessive opening and ft connection, in the state of pin manually moves to outermost by fixation in the state of, can
Prevent to scoop out oil leak caused by phenomenon by working oil.
Invention effect
According to the first aspect of the invention, after being powered to electric magnet, the inside adjacent with the medial end of manual pin is empty
Between produce negative pressure, the manual inside of pin electromagnetic valve to be pulled into, but at the same time, adjacent with the outboard end of manual pin is close
Close space and produce negative pressure, therefore, it is possible to prevent pin to be manually pulled into the inside of electromagnetic valve.Therefore, because pin is not moved manually,
It is possible to preventing to scoop out oil leak caused by phenomenon by working oil.
According to the second aspect of the invention, insertion is enclosed by cover in the state of pin manually is not moved to outermost
In the case of hole, when the pressure in the inner space adjacent with the medial end of manual pin is uprised, the air energy in confined space
Outside is flowed out to enough, pin is configured to towards outer side shifting manually.Therefore, in the inside adjacent with the medial end of manual pin
When the pressure in space is uprised, the air of confined space is compressed due to selling the power released laterally manually, is prevented from lid
Part is disengaged from plugging part.Therefore, pin is fixed in the state of outermost is moved to manually, and then, pin is not moved manually,
Therefore, it is possible to prevent to scoop out oil leak caused by phenomenon by working oil.
According to the third aspect of the invention we, easily can constitute only confined space pressure be higher than external pressure when make it is close
Close the valve system in space and ft connection, in the state of manually pin moves to outermost by fixation in the state of, be prevented from
Occur to scoop out oil leak caused by phenomenon by working oil.
According to the fourth aspect of the invention, can more efficiently prevent from outside when the pressure of confined space is less than external pressure
Portion's air is flowed in confined space.Therefore, in the state of in the state of pin manually moves to outermost by fixation, Neng Goufang
Only occur to scoop out oil leak caused by phenomenon by working oil.
According to the fifth aspect of the invention, easily can constitute only confined space pressure be higher than external pressure when make it is close
Space is closed by big opening and the valve system of ft connection, by fixed state in the state of pin manually moves to outermost
Under, it is prevented from occurring scooping out oil leak caused by phenomenon by working oil.
Description of the drawings
Fig. 1 is the general principal view of the electromagnetic valve of embodiment of the present invention.
Fig. 2 is the stop part and its general profile chart of periphery of the electromagnetic valve in Fig. 1.
Fig. 3 is the stop part and its general profile chart of periphery of the electromagnetic valve of the variation of the present invention.
Fig. 4 is the stop part and its general profile chart of periphery of the electromagnetic valve of the variation of the present invention.
Fig. 5 is the stop part and its general profile chart of periphery of the electromagnetic valve of the variation of the present invention.
Fig. 6 is the stop part and its general profile chart of periphery of the electromagnetic valve of the variation of the present invention.
Label declaration
1：Electromagnetic valve
11、111、211、311、411：Cover
12、112：Hole
13、113、213、313、413：Breach
21：Valve body
22：First electric magnet portion
23：Second electric magnet portion
24：Guiding valve
26：Fixed iron core
27：Movable core
29：Tubular part
30：Stop part
30a：Through hole
31：Sell manually
33：Seal member (O-ring)
212、312、412：Valve member
Specific embodiment
Below, the electromagnetic valve of the present invention is described in detail according to embodiment illustrated.
Fig. 1 is the general principal view of the electromagnetic valve of embodiment of the present invention.In addition, in FIG, for ease of understanding electromagnetism
The structure of valve, portion to be represented with section.
Electromagnetic valve 1 possesses：Valve body 21, guiding valve 24 is accommodated into and can be axially moveable by which；First, second electric magnet portion
22nd, 23, which is used to be axially moveable guiding valve 24；With manual pin 31, the flowing of the control working oil of electromagnetic valve 1.
The through hole 21a that left and right directions extends along Fig. 1 is formed with valve body 21.Through slotting in through hole 21a
Enter to have guiding valve 24, the guiding valve 24 along through hole 21a axial movement with the stream of switch operating oil.Additionally, in through hole 21a
Inner surface setting have supply line P of working oil, the first load stream A, the second load stream B and discharge duct C.Additionally,
The spine 25 being made up of the protuberance of ring-type is formed with the outer surface of guiding valve 24.Further, guiding valve 24 in through hole 21a along axle
To mobile so that the connection between each stream P, A, B, C is controlled using spine 25.
In the one end of valve body 21, screwed hole 21b is coaxially formed with through hole 21a.By first will be arranged on
The fixed iron core 26 of the one end in electric magnet portion 22 is screwed in screwed hole 21b, so as to the first electric magnet portion 22 is installed in
The one end of valve body 21.
With the situation in the first electric magnet portion 22 completely in the same manner as, in the other end with one end opposition side of valve body 21
Second electric magnet portion 23 is installed.The first electric magnet portion 22 and the second electric magnet portion 23 have identical structure.Therefore,
In the following description, omit the explanation of the structure in the second electric magnet portion 23.
First electric magnet portion 22 possesses：Shell 35；Tubular part 29, which is configured in the shell 35；Movable core 27, its
It is accommodated in the way of it can be axially moveable in the tubular part 29；Fixed iron core 26, which is installed in tubular part 29
One end；Stop part 30, which is configured to the other end with above-mentioned one end opposition side for blocking tubular part 29；And coil
28, which is arranged on around fixed iron core 26 and movable core 27.In addition, stop part 30 is an example of closure part.
Outer peripheral face in the end of the movable core side of fixed iron core 26 is formed with stage portion 26a.The one of tubular part 29
End is coaxially embedded in stage portion 26a with fixed iron core 26 and is combined by welding.Further, in the tubular part 29
Stop part 30 is installed with the other end of one end opposition side.Also, the movable core 27 of column is in the way of it can slide
It is accommodated in tubular part 29.That is, guiding valve 24 and movable core 27 can be moved on coaxial.
Movable core 27 is located at the side contrary with valve body 21 of fixed iron core 26, and is attracted by fixed iron core 26.This
Outward, the end face in 26 side of fixed iron core of movable core 27 is provided with one end of push rod 27a.Also, in fixed iron core 26, with valve
The through hole 21a of main body 21 is coaxially formed with through hole 26b, with guiding valve 24 during push rod 27a is inserted into through hole 26b
The end face of 22 side of the first magnet part is abutted.Guiding valve 24 can be with the movement of movable core 27 with movable core 27 in identical
Move same distance in direction.
The through hole 30a opposed with movable core 27 is formed with stop part 30.Additionally, nut part 36 is only screwed together in
Block piece 30, by fastening the nut part 36, so as to shell 35 is clamped between valve body 21 and nut part 36.
Fig. 2 is the general profile chart of stop part 30 and its periphery.
As shown in Figure 1 and Figure 2, manual pin 31 is embedded in through hole 30a, manual pin 31 it is contrary with movable core 27
The end 31a of side is configured in the inner side of through hole 30a.Endless groove 32, seal member are formed with the outer peripheral face of manual pin 31
It is entrenched in endless groove 32.In the end (right part in Fig. 2) of stop part 30, the covered parts 11 of through hole 30a are closed into,
Confined space D is formed between the end 31a of the side away from movable core 27 of the cover 11 and manual pin 31 (in Fig. 2
Oblique line portion).
Cover 11 is with 2 pieces of plate-shaped members 11a, the 11b formed by elastomeric material.2 pieces of plate-shaped members 11a, 11b are round
Shape, it is engaged by binding agent etc..The plate-shaped member 11a in outside has the hole 12 for being formed at its substantial middle, the tabular of inner side
Part 11b has the breach 13 of the periphery for being formed in hole 12, and hole 12 can communicatively be formed in the bottom of breach 13.Therefore, breach
The circular of 13 medial surface for being formed as cover 11.
The hole 12 of cover 11 is configured to：It is closed when the pressure of confined space D is less than external pressure, and closed
The pressure of space D is opened when being higher than external pressure.Therefore, the hole 12 is configured to make the air in confined space D flow out to outward
Portion and do not make extraneous air flow into valve system in confined space D.
<The feature of the electromagnetic valve of present embodiment>
The electromagnetic valve 1 of present embodiment has following characteristics.
It is according to the electromagnetic valve 1 of present embodiment, after being powered to electric magnet portion 22, adjacent with the medial end of manual pin 31
Inner space produce negative pressure, the inside of 31 electromagnetic valve to be pulled into 1 of manual pin, but now, due to outer with manual pin 31
Side end 31a adjacent confined space D produces negative pressure, so as to the medial end and outboard end 31a in manual pin 31 is produced
Negative pressure, thus the power sucked to the inside of electromagnetic valve 1 does not act on manual pin 31.Therefore, it is possible to prevent manual pin 31 to be pulled into
The inside of electromagnetic valve 1, is prevented from occurring scooping out oil leak caused by phenomenon by working oil.
According to the electromagnetic valve 1 of present embodiment, as cover 11 has valve system, the valve system is made in confined space D
Air flow out to outside and do not make extraneous air flow into Dao confined space D in, therefore, be not moved to outermost in manual pin 31
In the state of through hole 30a is enclosed by cover 11 in the case of, it is empty in the inside adjacent with the medial end of manual pin 31
Between pressure when uprising, the air in confined space D can flow out to outside, and manual pin 31 is configured to towards outer sidesway
It is dynamic.Therefore, when the pressure in the inner space adjacent with the medial end of manual pin 31 is uprised, the air of confined space D due to
Power that manual pin 31 is released laterally and compressed, be prevented from cover 11 and disengage from stop part 30.Therefore, manual pin 31
Fixed in the state of outermost is moved to, then, manual pin 31 is not moved, therefore, it is possible to prevent by working oil
Scoop out oil leak caused by phenomenon.
According to the electromagnetic valve 1 of present embodiment, as cover 11 is formed by elastomeric material and has hole 12 as valve machine
Structure, the hole 12 is closed when the pressure of confined space is less than external pressure, and confined space pressure higher than outside gas
Be opened during pressure, therefore, it is possible to easily constitute only make when the pressure of confined space D is higher than external pressure confined space D with it is outer
Portion connection valve system, in the state of manual pin 31 moves to outermost by fixation in the state of, be prevented from occur by work
That makees oil scoops out oil leak caused by phenomenon.
According to the electromagnetic valve 1 of present embodiment, as cover 11 has the breach 13 for being formed in its medial surface, and hole
12 bottoms that can be communicatively formed at breach 13, the pressure therefore, it is possible to more efficiently prevent from confined space D are less than outside gas
During pressure, extraneous air is flowed into in confined space D.Therefore, by fixed state in the state of manual pin 31 moves to outermost
Under, it is prevented from occurring scooping out oil leak caused by phenomenon by working oil.
Above of the invention is preferred embodiment illustrated, but the invention is not restricted to above-mentioned embodiment,
Various design alterations can be carried out in the range of claims.
In the above-described embodiment, to by 2 pieces of plate-shaped member 11a, 11b engagements are constituted the situation of cover 11
It is illustrated, but it is also possible to constitute cover 111 using 1 piece of plate-shaped member as illustrated in fig. 3.In the cover 111 of Fig. 3
In, in the same manner as cover 11, hole 112 is configured to：Confined space D pressure be less than external pressure when be closed, and
The pressure of confined space D is opened when being higher than external pressure.Therefore, the hole 112 is configured to flow out the air in confined space D
Extraneous air is not made to flow into the valve system in confined space D to outside.Breach 113 is formed in the medial surface of cover 111,
Its sectional area becomes big with leaving from hole 112.
In the bending of cover 111, the heart, applies stretching action in the side of thickness direction central part, another wherein
Side applies compression.In external pressure, higher than the situation of pressure of confined space D, (manual pin 31 is pulled into electromagnetic valve 1
Inside situation) under, cover 111 towards electromagnetic valve inner bulge deform, cover 111 inboard portion apply
Stretching action, and the Outboard Sections in cover 111 apply compression.Therefore, will in the inboard portion effect of cover 111
The power that breach 113 expands, in the power that hole 112 is reduced by the Outboard Sections effect of cover 111.Therefore, it is possible to prevent outside sky
Gas is flowed in confined space D from space outerpace.
In contrast, in the pressure of confined space D, higher than the situation of external pressure, (manual pin 31 is pushed out into electromagnetic valve
Outside situation) under, cover 111 towards electromagnetic valve outside it is raised deform, cover 111 inboard portion apply press
Contracting is acted on, and applies stretching action in the Outboard Sections of cover 111.Therefore, act on breach in the inboard portion of cover 111
113 power for reducing, in the power that hole 112 is expanded by the Outboard Sections effect of cover 111.Therefore, extraneous air is easily from closed
Space D flows out to space outerpace.Now, the power that breach 113 reduces is acted on the inboard portion of cover 111, but breach 113
Will not block.
In the above-described embodiment, following situation is illustrated：Cover 11 is formed by elastomeric material, used as valve
Mechanism has hole 12, and the hole 12 is closed when the pressure of confined space D is less than external pressure, and in the pressure of confined space D
Power is opened when being higher than external pressure, but it is also possible to so：As shown in figure 4, cover 211 is formed by elastomeric element, as valve
Mechanism has valve member 212, and when the pressure of confined space D is less than external pressure, the valve member 212 can become confined air
Between D closing closed state, and confined space D pressure be higher than external pressure when, the valve member 212 can become will be close
Close the open mode of space D openings.In the cover 211 of Fig. 4, it is configured to opening 213 can be closed by valve member 212
Or open.According to the electromagnetic valve, easily constituting only passes through confined space D when the pressure of confined space D is higher than external pressure
The valve system of big opening and ft connection, in the state of manual pin 31 moves to outermost by fixation in the state of, can
Prevent to scoop out oil leak caused by phenomenon by working oil.
It is also possible that：As shown in figure 5, by 2 pieces of plate-shaped member 311a, 311b engagements are constituted the cap with Fig. 4
The same cover 311 of part 211.According to the cover 311 of Fig. 5, top half and the inner side of the plate-shaped member 311a in outside
Plate-shaped member 311b is engaged, and the latter half of the plate-shaped member 311a in outside is not engaged with the plate-shaped member 311b of inner side.Therefore,
The latter half of plate-shaped member 311a in outside is similarly configured to opening 313 can be closed or be beaten with the valve member 212 of Fig. 4
Open.
In the above-described embodiment, to cover 11 is configured by outside in the end of stop part 30 and by through hole
The situation of 30a closings is illustrated, but it is also possible to so：As shown in fig. 6, in the end of stop part 30, by cover 411
A part be configured in the inside of through hole 30a, so as to through hole 30a is closed.It is also possible that：The cover 411 of Fig. 6 by
Elastomeric element is formed, and has valve member 412 as valve system, when the pressure of confined space D is less than external pressure, the valve member
412 can become the closed state for closing confined space D, and when the pressure of confined space D is higher than external pressure, the valve
Part 412 can become the open mode for opening confined space D.According to the cover 411 of Fig. 6, it is configured to by valve
Opening 413 is closed or is opened by part 412.
In the above-described embodiment, cover is had makes the air in confined space flow out to outside and does not make outside
Air is flowed into the situation of the valve system in confined space and is illustrated does not have valve system but it is also possible to be cover.
Can be so：In the case of through hole 30a is closed by cover in the state of manual pin 31 is not moved to outermost, cover
There is no valve system.
Claims (5)
1. a kind of electromagnetic valve, the electromagnetic valve possess electric magnet, and the electric magnet is driven to the guiding valve for being configured in the inside of valve body
Dynamic, the electromagnetic valve is characterised by,
Above-mentioned electric magnet has：
Tubular part；
Movable core, which is accommodated in the inside of above described tubular part in the way of it can be axially moveable；
Fixed iron core, which is installed in the one end of above described tubular part；With
Plugging part, the other end of above described tubular part is blocked by which, and with opposed with the end of above-mentioned movable core
Through hole,
Pin manually is configured with the inside of above-mentioned through hole,
The covered part of above-mentioned through hole is closed as, in the cover and the side away from above-mentioned movable core of above-mentioned manual pin
Confined space is formed between end.
2. electromagnetic valve according to claim 1, it is characterised in that
Above-mentioned cover has valve system, and above-mentioned valve system makes the air in confined space flow out to outside and not make extraneous air
It is flowed in confined space.
3. electromagnetic valve according to claim 2, it is characterised in that
Above-mentioned cover is formed by elastomeric material,
There is hole as above-mentioned valve system, above-mentioned hole is closed when the pressure of confined space is less than external pressure, and close
It is opened when closing the pressure in space higher than external pressure.
4. electromagnetic valve according to claim 3, it is characterised in that
Above-mentioned cover has the breach for being formed within side,
Above-mentioned hole is formed at the bottom of above-mentioned breach.
5. electromagnetic valve according to claim 2, it is characterised in that
Above-mentioned cover is formed by elastomeric material,
There is valve member as above-mentioned valve system, when the pressure of confined space is less than external pressure, above-mentioned valve member can be into
It is the closed state that confined space is closed, also, when the pressure of confined space is higher than external pressure, the valve member can
Become the open mode that confined space is opened.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015179838A JP6217720B2 (en) | 2015-09-11 | 2015-09-11 | solenoid valve |
| JP2015-179838 | 2015-09-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106523768A true CN106523768A (en) | 2017-03-22 |
| CN106523768B CN106523768B (en) | 2019-05-03 |
Family
ID=58320687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610808143.4A Expired - Fee Related CN106523768B (en) | 2015-09-11 | 2016-09-07 | Solenoid valve |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6217720B2 (en) |
| CN (1) | CN106523768B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018179100A (en) * | 2017-04-10 | 2018-11-15 | 森合精機株式会社 | Throttle-controlled electromagnetic valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149678U (en) * | 1982-03-31 | 1983-10-07 | 油研工業株式会社 | Solenoid valve with manual operation mechanism |
| JPS6317381U (en) * | 1986-07-18 | 1988-02-04 | ||
| US6211760B1 (en) * | 1997-05-12 | 2001-04-03 | Danfoss A/S | Solenoid valve |
| DE20009969U1 (en) * | 2000-06-02 | 2001-10-04 | Staiger Steuerungstech | Valve |
| CN102625887A (en) * | 2009-09-08 | 2012-08-01 | 株式会社小金井 | Electromagnetic valve |
| JP2015068459A (en) * | 2013-09-30 | 2015-04-13 | ダイキン工業株式会社 | Solenoid valve |
-
2015
- 2015-09-11 JP JP2015179838A patent/JP6217720B2/en not_active Expired - Fee Related
-
2016
- 2016-09-07 CN CN201610808143.4A patent/CN106523768B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149678U (en) * | 1982-03-31 | 1983-10-07 | 油研工業株式会社 | Solenoid valve with manual operation mechanism |
| JPS6317381U (en) * | 1986-07-18 | 1988-02-04 | ||
| US6211760B1 (en) * | 1997-05-12 | 2001-04-03 | Danfoss A/S | Solenoid valve |
| DE20009969U1 (en) * | 2000-06-02 | 2001-10-04 | Staiger Steuerungstech | Valve |
| CN102625887A (en) * | 2009-09-08 | 2012-08-01 | 株式会社小金井 | Electromagnetic valve |
| JP2015068459A (en) * | 2013-09-30 | 2015-04-13 | ダイキン工業株式会社 | Solenoid valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106523768B (en) | 2019-05-03 |
| JP6217720B2 (en) | 2017-10-25 |
| JP2017053475A (en) | 2017-03-16 |
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Granted publication date: 20190503 |