CN107355442A - Two-position four-way solenoid valve - Google Patents
Two-position four-way solenoid valve Download PDFInfo
- Publication number
- CN107355442A CN107355442A CN201710830777.4A CN201710830777A CN107355442A CN 107355442 A CN107355442 A CN 107355442A CN 201710830777 A CN201710830777 A CN 201710830777A CN 107355442 A CN107355442 A CN 107355442A
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- China
- Prior art keywords
- valve
- cavity
- hydraulic fluid
- fluid port
- disc
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
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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
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The present invention relates to hydraulic transmission technology field, more particularly to a kind of two-position four-way solenoid valve.Two-position four-way solenoid valve includes Electrical heads, valve body and valve element；Valve pocket is offered in valve body, and runs through valve body along the bearing of trend of valve pocket, valve pocket, the first opening and the second opening are formed on valve body；Valve element is arranged in valve pocket, and the length direction of valve element is parallel with the bearing of trend of valve pocket；The housing of Electrical heads is fixedly connected with the valve body, and Electrical heads are connected with valve element close to one end of the first opening；Electrical heads are powered, and make bearing of trend of the valve element along valve pocket be moved to the direction close to Electrical heads, to make magnetic valve be located at the first operating position；Electrical heads power off, and make bearing of trend of the valve element along valve pocket be moved to the direction away from Electrical heads, to make magnetic valve be located at the second operating position.The invention reside in a kind of two-position four-way solenoid valve is provided, to solve the insecure technical problem of the use of two-position four-way reversing solenoid valve present in prior art.
Description
Technical field
The present invention relates to hydraulic transmission technology field, more particularly, to a kind of two-position four-way solenoid valve.
Background technology
Two-position four-way reversing solenoid valve currently on the market is all pilot-operated type, and two-position four-way reversing solenoid valve includes main valve
And pilot valve, main valve include main valve plug and main valve body；When system pressure is less than the Opening pressure of pilot valve, pilot valve is closed, main valve plug
Upper and lower cavity between there is no liquid flowing, main valve plug is pinched on valve seat in the presence of hydraulic coupling and spring force, and valve
Operating position will not change；When system pressure is more than the Opening pressure of pilot valve, pilot valve is opened, between the upper and lower cavity of main valve plug
Pressure differential is produced, makes the operating position of valve change.
In summary, the use of existing two-position four-way reversing solenoid valve is required for pipeline to have certain pressure differential, and
When no pressure differential or smaller pressure differential, magnetic valve will not have an effect, so as to make existing two-position four-way commutation electromagnetism
The use of valve is unreliable.
Therefore, the application provides a kind of new two-position four-way solenoid valve regarding to the issue above.
The content of the invention
It is an object of the invention to provide a kind of two-position four-way solenoid valve, to solve two-position four-way present in prior art
The insecure technical problem of use of reversing solenoid valve.
Based on above-mentioned purpose, the present invention provides a kind of two-position four-way solenoid valve, including Electrical heads, valve body and valve element；
Valve pocket is offered in the valve body, and along the bearing of trend of the valve pocket, the valve pocket runs through the valve body, in institute
State and the first opening and the second opening are formed on valve body；
The valve element is arranged in the valve pocket, and the bearing of trend of the length direction of the valve element and the valve pocket is put down
OK；
The housing of the Electrical heads is fixedly connected with the valve body, and the Electrical heads and the valve element are close to described first
One end connection of opening；
The Electrical heads are powered, and make bearing of trend of the valve element along the valve pocket be moved to close to the direction of the Electrical heads
It is dynamic, to make the magnetic valve be located at the first operating position；
The Electrical heads power-off, makes bearing of trend of the valve element along the valve pocket be moved to the direction away from the Electrical heads
It is dynamic, to make the magnetic valve be located at the second operating position.
Further, the first hydraulic fluid port, the second hydraulic fluid port, the 3rd hydraulic fluid port and the 4th hydraulic fluid port are offered on valve body of the present invention；
And first hydraulic fluid port, second hydraulic fluid port, the 3rd hydraulic fluid port and the 4th hydraulic fluid port respectively with the valve pocket
Connection；
When the magnetic valve is located at first operating position, first hydraulic fluid port connects with the 3rd hydraulic fluid port, and institute
The second hydraulic fluid port is stated to connect with the 4th hydraulic fluid port；
When the magnetic valve is located at second operating position, first hydraulic fluid port connects with second hydraulic fluid port, and institute
The 3rd hydraulic fluid port is stated to connect with the 4th hydraulic fluid port.
Further, the bore of the first hydraulic fluid port of the present invention, the bore of second hydraulic fluid port, the mouth of the 3rd hydraulic fluid port
The bore of footpath and the 4th hydraulic fluid port is equal；
The bore of first hydraulic fluid port is 5mm-25mm.
Further, be provided with valve seat in valve pocket of the present invention, and the axis direction of the valve port of the valve seat with it is described
The bearing of trend of valve pocket is consistent；
The valve seat has four, and bearing of trend of four valve seats along the valve pocket is arranged at intervals, and makes the valve pocket edge
Bearing of trend is divided into the first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity, and first chamber successively
Body is close to the described first opening；
It is spacing by bracing ring between the adjacent valve seat；
First cavity connects with the 5th cavity；
Second cavity connects with second hydraulic fluid port；3rd cavity connects with first hydraulic fluid port；Described
Four cavitys connect with the 3rd hydraulic fluid port；5th cavity connects with the 4th hydraulic fluid port；
When the magnetic valve is located at first operating position, the 3rd cavity connects with the 4th cavity, with order
First hydraulic fluid port connects with the 3rd hydraulic fluid port, and the 5th cavity connects with second cavity, to make described second
Hydraulic fluid port connects with the 4th hydraulic fluid port；
When the magnetic valve is located at second operating position, the 3rd cavity connects with second cavity, with order
First hydraulic fluid port connects with second hydraulic fluid port, and the 5th cavity connects with the 4th cavity, to make the described 3rd
Hydraulic fluid port connects with the 4th hydraulic fluid port.
Further, valve element of the present invention includes valve rod；
Valve disc is provided with the valve rod, the valve disc there are four, length direction of four valve discs along the valve rod
Set；Along the length direction of the valve rod, four valve discs are followed successively by the first valve disc, the second valve disc, the 3rd valve disc and the 4th
Valve disc, and first valve disc is close to the described first opening；
The valve rod is arranged in the valve pocket, and the bearing of trend of the length direction of the valve rod and the valve pocket is put down
OK；The valve rod is connected close to one end of the described first opening with the Electrical heads；The valve rod sequentially passes through four valves
The valve port of seat, and first valve disc is located in first cavity, second valve disc and the 3rd valve disc are respectively positioned on institute
State in the 3rd cavity, the 4th valve disc is located in the 5th cavity；
When the magnetic valve is located at first operating position, first valve disc makes first cavity and described second
Cavity connects, and second valve disc makes second cavity and the 3rd cavity separate, and the 3rd valve disc makes the described 3rd
Cavity connects with the 4th cavity, and the 4th valve disc makes the 4th cavity and the 5th cavity separate；
When the magnetic valve is located at second operating position, first valve disc makes first cavity and described second
Cavity separates, and second valve disc makes second cavity be connected with the 3rd cavity, and the 3rd valve disc makes the described 3rd
Cavity and the 4th cavity cut-off, the 4th valve disc make the 4th cavity be connected with the 5th cavity.
Further, Electrical heads of the present invention include the housing；
Coil, dynamic iron core, fixed core, upper conduction magnetic board and lower magnetic conductive board are provided with the housing；
Connected between the fixed core and the dynamic iron core by elastic component；
For the coil between the upper conduction magnetic board and the lower magnetic conductive board, the coil is wound on the fixed core and institute
State outside dynamic iron core, and the fixed core is connected with the upper conduction magnetic board, the dynamic iron core through the lower magnetic conductive board with it is described
One end connection of the valve rod close to the described first opening；
The Electrical heads are powered, and make the coil electricity, to make the dynamic iron core be moved to close to the direction of the fixed core
It is dynamic, thus drive bearing of trend of the valve rod along the valve pocket to be moved to the direction close to the Electrical heads, drive described the
One valve disc, second valve disc, the 3rd valve disc and the 4th valve disc move with the valve rod, to make the magnetic valve position
In first operating position；
The Electrical heads power-off, makes the coil blackout, to make the dynamic iron core be moved to the direction away from the fixed core
It is dynamic, thus the elastic component drives bearing of trend of the valve rod along the valve pocket to be moved to the direction away from the Electrical heads,
First valve disc, second valve disc, the 3rd valve disc and the 4th valve disc is driven to be moved with the valve rod, to make
State magnetic valve and be located at second operating position.
Further, when magnetic valve of the present invention is located at second operating position, the 4th cavity and described
The distance between valve seat and the 4th valve disc between five cavitys are the first distance, second cavity and the 3rd cavity
Between valve seat and the distance between second valve disc be second distance, first distance is equal with the second distance；
Or the magnetic valve is when being located at first operating position, between first cavity and second cavity
Valve seat and the distance between first valve disc be the first distance, the valve seat between the 3rd cavity and the 4th cavity
The distance between described 3rd valve disc is second distance, and first distance is equal with the second distance.
Further, the second opening of valve body of the present invention is provided with hand gear；
The hand gear includes bottom and push rod；
The bottom is sheathed in second opening, and is connected with the described second opening；
Run through on the bottom and offer apical pore, and the length direction one of the bearing of trend of the apical pore and the valve rod
Cause；
Internal thread is provided with the apical pore, the external screw thread to match with the internal thread, institute are provided with outside the push rod
Push rod is stated to be rotatably connected in the apical pore, and the one end of the push rod along its length and one of the valve rod away from the Electrical heads
End abuts, and the other end is provided with swing handle；
Swing handle described in turn in the first direction, to make the push rod be moved along the apical pore to close to the direction of the Electrical heads
It is dynamic, drive the valve rod to be moved along its length to close to the direction of the Electrical heads, so as to make the valve rod along the valve pocket
Bearing of trend moved to close to the direction of the Electrical heads, drive first valve disc, second valve disc, the 3rd valve
Disk and the 4th valve disc move with the valve rod, to make the magnetic valve be located at first operating position；
Swing handle described in turn in a second direction, to make the push rod be moved along the apical pore to the direction away from the Electrical heads
Dynamic, the elastic component drives bearing of trend of the valve rod along the valve pocket to be moved to the direction away from the Electrical heads, drives
First valve disc, second valve disc, the 3rd valve disc and the 4th valve disc move with the valve rod, to make the electricity
Magnet valve is located at second operating position；
The first direction and the second direction are opposite.
Further, two-position four-way solenoid valve of the present invention, in addition to display device；
The coil electricity, the display device correspondingly show the first information；The coil blackout, the display device pair
The second information should be shown.
Further, two-position four-way solenoid valve of the present invention, in addition to connecting plate；
The connecting plate includes first and second to be connected；
Described first is connected with the housing of the valve body or the Electrical heads, described second be used for can with user equipment
Dismantling connection.
That is, two-position four-way solenoid valve provided by the invention is direct-acting electromagnetic valve, Electrical heads direct drive valve element
Action, thus pipeline can also work even if no pressure difference magnetic valve, that is, the two-position four-way solenoid valve that the present embodiment provides makes
With not limited by ambient pressure, it is powered with regard to commutation work can be carried out, use is more reliable, also can be suitably used for high vacuum occasion, leads to
Cross the purpose that the power-off that is powered kept or destroyed vacuum system to reach pipeline.Solves two-position four-way present in prior art
The insecure technical problem of use of reversing solenoid valve.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation of two-position four-way solenoid valve provided in an embodiment of the present invention；
Fig. 2 is sectional view when two-position four-way solenoid valve provided in an embodiment of the present invention is in the second operating position；
Fig. 3 is the partial enlarged drawing of the part A of the two-position four-way solenoid valve shown in Fig. 2；
Fig. 4 is the partial enlarged drawing of the part B of the two-position four-way solenoid valve shown in Fig. 2；
Fig. 5 is sectional view when two-position four-way solenoid valve provided in an embodiment of the present invention is in the first operating position；
Fig. 6 is the partial enlarged drawing of the C portion of the two-position four-way solenoid valve shown in Fig. 5；
Fig. 7 is that the structural representation of two-position four-way solenoid valve provided in an embodiment of the present invention (does not show valve body and Electrical heads
State)；
Fig. 8 is the structural representation of the valve body of two-position four-way solenoid valve provided in an embodiment of the present invention.
Icon：1- Electrical heads；11- housings；12- coils；13- dynamic iron cores；14- fixed cores；15- upper conduction magnetic boards；Led under 16-
Magnetic sheet；17- elastic components；2- valve bodies；21- valve pockets；22- intercommunicating pores；3- valve rods；The hydraulic fluid ports of 41- first；The hydraulic fluid ports of 42- second；43-
Three hydraulic fluid ports；The hydraulic fluid ports of 44- the 4th；51- valve seats；52- bracing rings；The cavitys of 61- first；The cavitys of 62- the 5th；The valve discs of 71- first；72-
Second valve disc；The valve discs of 73- the 3rd；The valve discs of 74- the 4th；75- double end valve discs；8- hand gears；81- bottoms；82- push rods；83- revolves
Handle；9- connecting plates.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Fig. 1 is the structural representation of two-position four-way solenoid valve provided in an embodiment of the present invention；Fig. 2 carries for the embodiment of the present invention
The two-position four-way solenoid valve of confession is in sectional view during the second operating position；Fig. 3 is the A of the two-position four-way solenoid valve shown in Fig. 2
Partial partial enlarged drawing；Fig. 4 is the partial enlarged drawing of the part B of the two-position four-way solenoid valve shown in Fig. 2；Fig. 5 is the present invention
The two-position four-way solenoid valve that embodiment provides is in sectional view during the first operating position；Fig. 6 is the two-position four-way electricity shown in Fig. 5
The partial enlarged drawing of the C portion of magnet valve；Fig. 7 be two-position four-way solenoid valve provided in an embodiment of the present invention structural representation (not
Show the state of valve body and Electrical heads)；Fig. 8 is the structural representation of the valve body of two-position four-way solenoid valve provided in an embodiment of the present invention
Figure.
Embodiment one
Referring to shown in Fig. 1-Fig. 8, the present embodiment provides a kind of two-position four-way solenoid valve, including Electrical heads 1, valve body 2 and valve
Core；
Valve pocket 21 is offered in the valve body 2, and runs through the valve along the bearing of trend of the valve pocket 21, the valve pocket 21
Body 2, the first opening and the second opening are formed on the valve body；
The valve element is arranged in the valve pocket, and the bearing of trend of the length direction of the valve element and the valve pocket is put down
OK；
The housing 11 of the Electrical heads 1 is fixedly connected with the valve body, and the Electrical heads 1 and the valve element are close described
One end connection of first opening；
The Electrical heads 1 are powered, and make bearing of trend of the valve element along the valve pocket to close to the direction of the Electrical heads 1
It is mobile, to make the magnetic valve be located at the first operating position；
The Electrical heads 1 power off, and make bearing of trend of the valve element along the valve pocket to the direction away from the Electrical heads 1
It is mobile, to make the magnetic valve be located at the second operating position.
That is, the two-position four-way solenoid valve that the present embodiment provides is direct-acting electromagnetic valve, Electrical heads direct drive valve
Core acts, thus pipeline can also work even if no pressure difference magnetic valve, that is, the two-position four-way solenoid valve that the present embodiment provides
Using not limited by ambient pressure, it is powered with regard to commutation work can be carried out, use is more reliable, also can be suitably used for high vacuum occasion,
Vacuum can reach 1.33 × 10-7MPa, by being powered power-off come the purpose for reaching pipeline holding or destroying vacuum system.Solution
Determine the insecure technical problem of use of two-position four-way reversing solenoid valve present in prior art.
It is shown in Figure 1, the first hydraulic fluid port 41, the second hydraulic fluid port 42, the 3rd hydraulic fluid port 43 and the 4th oil are offered on the valve body 2
Mouth 44；
And first hydraulic fluid port 41, second hydraulic fluid port 42, the 3rd hydraulic fluid port 43 and the 4th hydraulic fluid port 44 respectively with
The valve pocket connection；
When the magnetic valve is located at first operating position, first hydraulic fluid port 41 connects with the 3rd hydraulic fluid port 43,
And second hydraulic fluid port 42 connects with the 4th hydraulic fluid port 44；
When the magnetic valve is located at second operating position, first hydraulic fluid port 41 connects with second hydraulic fluid port 42,
And the 3rd hydraulic fluid port 43 connects with the 4th hydraulic fluid port 44.
That is, the magnetic valve is two-position four-way solenoid valve, further solves two-position four-way present in prior art
The insecure technical problem of use of reversing solenoid valve.
It should be noted that when the magnetic valve is located at first operating position, only described first hydraulic fluid port and described
3rd hydraulic fluid port is connected, and second hydraulic fluid port is connected with the 4th hydraulic fluid port, do not connected mutually between other hydraulic fluid ports；
When the magnetic valve is located at second operating position, only described first hydraulic fluid port connects with second hydraulic fluid port,
3rd hydraulic fluid port connects with the 4th hydraulic fluid port, is not connected mutually between other hydraulic fluid ports.When first hydraulic fluid port and described
When three hydraulic fluid ports connect, if the first hydraulic fluid port is oil inlet, the 3rd hydraulic fluid port is oil-out；If the first hydraulic fluid port is oil-out, the 3rd
Hydraulic fluid port is oil inlet.When second hydraulic fluid port connects with the 4th hydraulic fluid port, if the second hydraulic fluid port is oil inlet, the 4th hydraulic fluid port
For oil-out；If the second hydraulic fluid port is oil-out, the 4th hydraulic fluid port is oil inlet.
Similarly, when the first hydraulic fluid port connects with second hydraulic fluid port, if the first hydraulic fluid port is oil inlet, the second hydraulic fluid port is
Hydraulic fluid port；If the first hydraulic fluid port is oil-out, the second hydraulic fluid port is oil inlet；When the 3rd hydraulic fluid port connects with the 4th hydraulic fluid port
When, if the 3rd hydraulic fluid port is oil inlet, the 4th hydraulic fluid port is oil-out；If the 3rd hydraulic fluid port is oil-out, the 4th hydraulic fluid port is oil-feed
Mouthful.
Preferably, the bore of first hydraulic fluid port, the bore of second hydraulic fluid port, the bore of the 3rd hydraulic fluid port and described
The bore of 4th hydraulic fluid port is equal；
The bore of first hydraulic fluid port is 5mm-25mm.
That is, the bore of first hydraulic fluid port for the magnetic valve that the application provides, the bore of second hydraulic fluid port, institute
State the 3rd hydraulic fluid port bore and the 4th hydraulic fluid port bore it is equal, and be 5mm-25mm；Such as the mouth of first hydraulic fluid port
Footpath, the bore of second hydraulic fluid port, the bore of the 3rd hydraulic fluid port and the bore of the 4th hydraulic fluid port be 5mm, 7mm, 9mm,
11mm, 13mm, 15mm, 17mm, 19mm, 21mm, 23mm, 25mm etc..
In the prior art, the hydraulic fluid port bore of pilot-operated type two-position four-way solenoid valve is 5mm-12mm, because hydraulic fluid port bore is smaller,
Thus the flow of hydraulic fluid port is small, and the negotiability of magnetic valve is poor.
The bore of the hydraulic fluid port of the magnetic valve of the application is larger, thus the flow of hydraulic fluid port is big, and the negotiability of magnetic valve is strong.
It is shown in Figure 4, be provided with valve seat 51 in the valve pocket, and the axis direction of the valve port of the valve seat 51 with it is described
The bearing of trend of valve pocket 21 is consistent；
The valve seat 51 has four, and bearing of trend of four valve seats along the valve pocket is arranged at intervals, and makes the valve pocket
It is divided into the first cavity 61, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity 62 successively along bearing of trend, and it is described
First cavity 61 is close to the described first opening；
It is spacing by bracing ring 52 between the adjacent valve seat 51；
First cavity 61 connects with the 5th cavity 62；
Second cavity connects with second hydraulic fluid port；3rd cavity connects with first hydraulic fluid port；Described
Four cavitys connect with the 3rd hydraulic fluid port；5th cavity connects with the 4th hydraulic fluid port；
When the magnetic valve is located at first operating position, the 3rd cavity connects with the 4th cavity, with order
First hydraulic fluid port connects with the 3rd hydraulic fluid port, and the 5th cavity connects with second cavity, to make described second
Hydraulic fluid port connects with the 4th hydraulic fluid port；
When the magnetic valve is located at second operating position, the 3rd cavity connects with second cavity, with order
First hydraulic fluid port connects with second hydraulic fluid port, and the 5th cavity connects with the 4th cavity, to make the described 3rd
Hydraulic fluid port connects with the 4th hydraulic fluid port.
In summary, when magnetic valve is located at the first operating position, the first hydraulic fluid port and the connection of the 3rd hydraulic fluid port, the second hydraulic fluid port and the
Four hydraulic fluid ports connect；When magnetic valve is located at the second operating position, the first hydraulic fluid port and the connection of the second hydraulic fluid port, the 3rd hydraulic fluid port and the 4th hydraulic fluid port
Connection；Thus, the 4th hydraulic fluid port is the common hydraulic fluid port of the second hydraulic fluid port and the 3rd hydraulic fluid port, and technology is emptied using combined type, reduces one
Individual drain hole, therefore, the two-position four-way solenoid valve that the present embodiment provides can replace two-position-five-way solenoid valve to use.
It should be noted that valve seat is connected with valve body 2.
Specifically, it is shown in Figure 8, intercommunicating pore 22 is offered on valve body 2, the both ends of intercommunicating pore 22 are respectively communicated with first
Cavity and the 5th cavity, realize that first cavity connects with the 5th cavity.
Preferably, bracing ring 52 is arranged at the cavity wall of valve pocket 21, and perforation is offered on bracing ring 52, for hydraulic fluid port
Connected with valve pocket 21.
Preferably, the axis direction of the valve port of four valve seats overlaps.
Alternatively, referring to shown in Fig. 4 and Fig. 7, the first valve disc 71, the second valve disc 72, the 3rd valve disc 73 and the 4th valve disc 74
It is single head valve disc；Or it is shown in Figure 6, the first valve disc 71 and the 4th valve disc 74 are single head valve disc, the second valve disc 72 and
Three valve discs 73 collect the head valve disk 75 in pairs that is integrated.
Shown in Figure 7, the valve element includes valve rod 3；
Valve disc is provided with the valve rod 3, the valve disc there are four, length side of four valve discs along the valve rod 3
To setting；Along the length direction of the valve rod 3, four valve discs are followed successively by the first valve disc, the second valve disc, the 3rd valve disc and
Four valve discs, and first valve disc is close to the described first opening；
The valve rod 3 is arranged in the valve pocket, and the bearing of trend of the length direction of the valve rod 3 and the valve pocket is put down
OK；The valve rod is connected close to one end of the described first opening with the Electrical heads；The valve rod 3 sequentially passes through four valves
The valve port of seat, and first valve disc is located in first cavity, second valve disc and the 3rd valve disc are respectively positioned on institute
State in the 3rd cavity, the 4th valve disc is located in the 5th cavity；
When the magnetic valve is located at first operating position, first valve disc makes first cavity and described second
Cavity connects, and second valve disc makes second cavity and the 3rd cavity separate, and the 3rd valve disc makes the described 3rd
Cavity connects with the 4th cavity, and the 4th valve disc makes the 4th cavity and the 5th cavity separate；
When the magnetic valve is located at second operating position, first valve disc makes first cavity and described second
Cavity separates, and second valve disc makes second cavity be connected with the 3rd cavity, and the 3rd valve disc makes the described 3rd
Cavity and the 4th cavity cut-off, the 4th valve disc make the 4th cavity be connected with the 5th cavity.
It should be noted that four valve seats are followed successively by the first valve seat, the second valve seat, the along the bearing of trend along the valve pocket
Three valve seats and the 4th valve seat；Valve port on first valve seat is the first valve port, and the valve port on the second valve seat is the second valve port, the 3rd valve
Valve port on seat is the 3rd valve port, and the valve port on the 4th valve seat is the 4th valve port；
First valve port makes the first cavity and the second cavity connect, and the second valve port makes the second cavity and the 3rd cavity connect, the
Three valve ports make the 3rd cavity and the 4th cavity connect, and the 4th valve port makes the 4th cavity and the 5th cavity connect,
Preferably, it is threadedly coupled between valve rod 3 and valve disc, and anaerobic adhesive is applied at screw thread, improves bonding strength.
Shown in Figure 3, the Electrical heads 1 include the housing 11；
Coil 12, dynamic iron core 13, fixed core 14, upper conduction magnetic board 15 and lower magnetic conductive board 16 are provided with the housing 11；
Connected between the fixed core and the dynamic iron core by elastic component 17；
Between the upper conduction magnetic board 15 and the lower magnetic conductive board 16, it is described fixed that the coil 12 is wound on the coil 12
Outside iron core and the dynamic iron core, and the fixed core 14 is connected with the upper conduction magnetic board, and the dynamic iron core 13 is through under described
Magnetic conductive board is connected with the valve rod 3 close to one end of the described first opening；
The Electrical heads are powered, and make the coil electricity, to make the dynamic iron core be moved to close to the direction of the fixed core
It is dynamic, thus drive bearing of trend of the valve rod 3 along the valve pocket to be moved to the direction close to the Electrical heads, drive described the
One valve disc, second valve disc, the 3rd valve disc and the 4th valve disc move with the valve rod 3, to make the magnetic valve
Positioned at first operating position；
The Electrical heads power-off, makes the coil blackout, to make the dynamic iron core be moved to the direction away from the fixed core
It is dynamic, thus the elastic component drives bearing of trend of the valve rod 3 along the valve pocket to be moved to the direction away from the Electrical heads,
First valve disc, second valve disc, the 3rd valve disc and the 4th valve disc is driven to be moved with the valve rod 3, with order
The magnetic valve is located at second operating position.
That is, dynamic iron core is between fixed core and valve rod 3.
Preferably, coil makes the moving direction of dynamic iron core consistent with the bearing of trend of valve pocket.
Alternatively, elastic component 17 is spring or shell fragment.
That is, the two-position four-way solenoid valve that the present embodiment provides is moved by electromagnetic force driving stem 3, without by outer
The influence of boundary's pressure, improve the use reliability of magnetic valve.
It should be noted that during power-off, elastic component is in compressive state, thus the pretightning force of elastic component makes dynamic iron core drive valve
Bar 3 tightly compresses to close to the direction of the second opening, improves sealing.
Electrical heads are powered, and make dynamic iron core be attracted by fixed core, attraction overcomes the gravity of valve element and the pretension of elastic component
Power, valve rod 3 is made to be moved to close to the direction of fixed core, thus driving stem 3 is along its length to close to the direction of the first opening
It is mobile.
Electrical heads are powered off, and make attraction disappear, thus valve element is realized and resetted under the effect of the elastic force of gravity and elastic component.
Thus, the normality position for the two-position four-way solenoid valve that the present embodiment provides is the second operating position.
Preferably, it is shown in Figure 2, when the magnetic valve is located at second operating position, the 4th cavity and institute
It is the first distance to state the distance between valve seat and described 4th valve disc between the 5th cavity, second cavity and the described 3rd
The distance between valve seat and second valve disc between cavity are second distance, first distance and the second distance phase
Deng；
Or it is shown in Figure 5, when the magnetic valve is located at first operating position, first cavity and described
The distance between valve seat and first valve disc between second cavity are the first distance, the 3rd cavity and the 4th chamber
The distance between valve seat and the 3rd valve disc between body are second distance, first distance and the second distance phase
Deng.
To make magnetic valve in energization to the conversion of power-off or in conversion of the power-off to energization, medium will not be let out
Dew, thus the use of magnetic valve is more reliable.
Preferably, shown in Figure 1, the second opening of the valve body 2 is provided with hand gear 8；
The hand gear 8 includes bottom 81 and push rod 82；
The bottom 81 is sheathed in second opening, and is connected with the described second opening；
Run through on the bottom 81 and offer apical pore, and the length direction of the bearing of trend of the apical pore and the valve rod 3
Unanimously；
Internal thread is provided with the apical pore, the external screw thread to match with the internal thread is provided with outside the push rod 82,
The push rod is rotatably connected in the apical pore, and the one end of the push rod along its length and the valve rod 3 are away from the Electrical heads
One end abut, the other end is provided with swing handle 83；
Swing handle 83 described in turn in the first direction, to make the push rod along the apical pore to close to the direction of the Electrical heads
It is mobile, drive the valve rod 3 to be moved along its length to close to the direction of the Electrical heads, so as to make the valve rod 3 along described
The bearing of trend of valve pocket moves to close to the direction of the Electrical heads, drives first valve disc, second valve disc, described the
Three valve discs and the 4th valve disc move with the valve rod 3, to make the magnetic valve be located at first operating position；
Swing handle 83 described in turn in a second direction, to make the push rod along the apical pore to the direction away from the Electrical heads
Mobile, the elastic component drives bearing of trend of the valve rod 3 along the valve pocket to be moved to the direction away from the Electrical heads, band
Dynamic first valve disc, second valve disc, the 3rd valve disc and the 4th valve disc move with the valve rod 3, to make
State magnetic valve and be located at second operating position；
The first direction and the second direction are opposite.
Alternatively, first direction is clockwise, second direction is counterclockwise；Or first direction is the inverse time
Pin direction, second direction is clockwise.
When the special circumstances such as the power failure of user scene or scene adjustment, manually magnetic valve can be made to commutate, reach control
The reciprocating work purpose of cylinder or hydraulic cylinder processed.
Preferably, the two-position four-way solenoid valve described in the present embodiment, in addition to display device；
The coil electricity, the display device correspondingly show the first information；The coil blackout, the display device pair
The second information should be shown.
Alternatively, display device is that signal lamp and/or computer software are shown；Specifically, display device is signal lamp；
Or display device is that computer software is shown.Preferably, display device is that signal lamp and computer software are shown.
Coil electricity, the first information are that signal lamp is bright, and computer software shows valve opening state；Coil blackout, the second information
Extinguish for signal lamp, computer software shows close valve state.
As achievable first way, in addition to signalling means, signalling means is arranged on upper conduction magnetic board or lower magnetic conductive board,
Coil electricity produces electromagnetic force, and electromagnetic force makes tongue tube in signalling means close, and corresponding control signal lamp is bright, meanwhile, feed back to meter
On calculation machine software；Coil blackout, electromagnetic force are disappeared, and the tongue tube in signalling means resets, and signal lamp is corresponding to be extinguished, meanwhile, feedback
Onto computer software.
In summary, the magnetic valve that the present embodiment provides has signal feedback effect, can pass through display device connection valve
Door condition of commutation.
Preferably, it is shown in Figure 5, the two-position four-way solenoid valve described in the present embodiment, in addition to connecting plate 9；
The connecting plate 9 includes first and second to be connected；
Described first is connected with the housing of the valve body 2 or the Electrical heads, and described second is used for and user equipment
It is detachably connected.
Alternatively, second mode that can be connected through a screw thread with user equipment is connected.
Preferably, the two-position four-way solenoid valve that the present embodiment provides also includes tube assembly；It is shown in Figure 3, tube assembly bag
Base is included, one end of base is connected with Electrical heads, and the other end is connected with valve body, for example, base is threadedly coupled with Electrical heads, base
It is connected with valve body screw thread.
Base is provided with non-magnetic tube on one end of Electrical heads, and non-magnetic tube is connected with base, and be arranged at dynamic iron core and
Between coil, side of the non-magnetic tube away from base is connected with fixed core.
Preferably, it is welded to connect between base and non-magnetic tube, it is preferable that welded by the way of landfilling area.Fixed core with
It is welded to connect between non-magnetic tube, it is preferable that welded by the way of landfilling area.
The welding manner of landfilling area is solid and reliable, and can withstand up to 3.8MPa hydraulic pressure intensity.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of two-position four-way solenoid valve, it is characterised in that including Electrical heads, valve body and valve element；
Valve pocket is offered in the valve body, and along the bearing of trend of the valve pocket, the valve pocket runs through the valve body, in the valve
The first opening and the second opening are formed on body；
The valve element is arranged in the valve pocket, and the length direction of the valve element is parallel with the bearing of trend of the valve pocket；
The housing of the Electrical heads is fixedly connected with the valve body, and the Electrical heads are open with the valve element close to described first
One end connection；
The Electrical heads are powered, and make bearing of trend of the valve element along the valve pocket be moved to the direction close to the Electrical heads,
To make the magnetic valve be located at the first operating position；
The Electrical heads power-off, makes bearing of trend of the valve element along the valve pocket be moved to the direction away from the Electrical heads,
To make the magnetic valve be located at the second operating position.
2. two-position four-way solenoid valve according to claim 1, it is characterised in that offered on the valve body the first hydraulic fluid port,
Second hydraulic fluid port, the 3rd hydraulic fluid port and the 4th hydraulic fluid port；
And first hydraulic fluid port, second hydraulic fluid port, the 3rd hydraulic fluid port and the 4th hydraulic fluid port connect with the valve pocket respectively；
When the magnetic valve is located at first operating position, first hydraulic fluid port connects with the 3rd hydraulic fluid port, and described
Two hydraulic fluid ports connect with the 4th hydraulic fluid port；
When the magnetic valve is located at second operating position, first hydraulic fluid port connects with second hydraulic fluid port, and described
Three hydraulic fluid ports connect with the 4th hydraulic fluid port.
3. two-position four-way solenoid valve according to claim 2, it is characterised in that the bore of first hydraulic fluid port, described
The bore of the bore of two hydraulic fluid ports, the bore of the 3rd hydraulic fluid port and the 4th hydraulic fluid port is equal；
The bore of first hydraulic fluid port is 5mm-25mm.
4. two-position four-way solenoid valve according to claim 2, it is characterised in that valve seat, and institute are provided with the valve pocket
The axis direction for stating the valve port of valve seat is consistent with the bearing of trend of the valve pocket；
The valve seat has four, and bearing of trend of four valve seats along the valve pocket is arranged at intervals, and makes the valve pocket along extension
Direction is divided into the first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity successively, and first cavity leans on
Nearly first opening；
It is spacing by bracing ring between the adjacent valve seat；
First cavity connects with the 5th cavity；
Second cavity connects with second hydraulic fluid port；3rd cavity connects with first hydraulic fluid port；4th chamber
Body connects with the 3rd hydraulic fluid port；5th cavity connects with the 4th hydraulic fluid port；
When the magnetic valve is located at first operating position, the 3rd cavity connects with the 4th cavity, with described in order
First hydraulic fluid port connects with the 3rd hydraulic fluid port, and the 5th cavity connects with second cavity, to make second hydraulic fluid port
Connected with the 4th hydraulic fluid port；
When the magnetic valve is located at second operating position, the 3rd cavity connects with second cavity, with described in order
First hydraulic fluid port connects with second hydraulic fluid port, and the 5th cavity connects with the 4th cavity, to make the 3rd hydraulic fluid port
Connected with the 4th hydraulic fluid port.
5. two-position four-way solenoid valve according to claim 4, it is characterised in that the valve element includes valve rod；
Valve disc is provided with the valve rod, the valve disc there are four, and length direction of four valve discs along the valve rod is set；
Along the length direction of the valve rod, four valve discs are followed successively by the first valve disc, the second valve disc, the 3rd valve disc and the 4th valve disc,
And first valve disc is close to the described first opening；
The valve rod is arranged in the valve pocket, and the length direction of the valve rod is parallel with the bearing of trend of the valve pocket；Institute
Valve rod is stated to be connected with the Electrical heads close to one end of the described first opening；The valve rod sequentially passes through the valve of four valve seats
Mouthful, and first valve disc is located in first cavity, second valve disc and the 3rd valve disc are respectively positioned on the described 3rd
In cavity, the 4th valve disc is located in the 5th cavity；
When the magnetic valve is located at first operating position, first valve disc makes first cavity and second cavity
Connection, second valve disc make second cavity and the 3rd cavity separate, and the 3rd valve disc makes the 3rd cavity
Connected with the 4th cavity, the 4th valve disc makes the 4th cavity and the 5th cavity separate；
When the magnetic valve is located at second operating position, first valve disc makes first cavity and second cavity
Cut-off, second valve disc make second cavity be connected with the 3rd cavity, and the 3rd valve disc makes the 3rd cavity
Separate with the 4th cavity, the 4th valve disc makes the 4th cavity be connected with the 5th cavity.
6. two-position four-way solenoid valve according to claim 5, it is characterised in that the Electrical heads include the housing；
Coil, dynamic iron core, fixed core, upper conduction magnetic board and lower magnetic conductive board are provided with the housing；
Connected between the fixed core and the dynamic iron core by elastic component；
For the coil between the upper conduction magnetic board and the lower magnetic conductive board, the coil is wound on the fixed core and described dynamic
Outside iron core, and the fixed core is connected with the upper conduction magnetic board, and the dynamic iron core passes through the lower magnetic conductive board and the valve rod
Close to one end connection of the described first opening；
The Electrical heads are powered, and make the coil electricity, to make the dynamic iron core be moved to close to the direction of the fixed core, because
And drive bearing of trend of the valve rod along the valve pocket to be moved to the direction close to the Electrical heads, drive first valve
Disk, second valve disc, the 3rd valve disc and the 4th valve disc move with the valve rod, to make the magnetic valve be located at institute
State the first operating position；
The Electrical heads power-off, makes the coil blackout, to make the dynamic iron core be moved to the direction away from the fixed core, because
And the elastic component drives bearing of trend of the valve rod along the valve pocket to be moved to the direction away from the Electrical heads, institute is driven
State the first valve disc, second valve disc, the 3rd valve disc and the 4th valve disc to move with the valve rod, to make the electromagnetism
Valve is located at second operating position.
7. two-position four-way solenoid valve according to claim 5, it is characterised in that the magnetic valve is positioned at the described second work
During position, the distance between valve seat and the 4th valve disc between the 4th cavity and the 5th cavity be first away from
From the distance between valve seat and second valve disc between second cavity and the 3rd cavity are second distance, institute
It is equal with the second distance to state the first distance；
Or the magnetic valve is when being located at first operating position, the valve between first cavity and second cavity
Seat and the distance between first valve disc are the first distance, valve seat and institute between the 3rd cavity and the 4th cavity
It is second distance to state the distance between the 3rd valve disc, and first distance is equal with the second distance.
8. two-position four-way solenoid valve according to claim 6, it is characterised in that the second opening of the valve body is provided with
Hand gear；
The hand gear includes bottom and push rod；
The bottom is sheathed in second opening, and is connected with the described second opening；
Run through on the bottom and offer apical pore, and the bearing of trend of the apical pore is consistent with the length direction of the valve rod；
Internal thread is provided with the apical pore, the external screw thread to match with the internal thread, the top are provided with outside the push rod
Bar is rotatably connected in the apical pore, and the one end of the push rod along its length is supported with the one end of the valve rod away from the Electrical heads
Connect, the other end is provided with swing handle；
Swing handle described in turn in the first direction, to make the push rod be moved along the apical pore to the direction close to the Electrical heads,
The valve rod is driven to be moved along its length to close to the direction of the Electrical heads, so as to make the valve rod prolonging along the valve pocket
Direction is stretched to move to close to the direction of the Electrical heads, drive first valve disc, second valve disc, the 3rd valve disc and
4th valve disc moves with the valve rod, to make the magnetic valve be located at first operating position；
Swing handle described in turn in a second direction, to make the push rod be moved along the apical pore to the direction away from the Electrical heads,
The elastic component drives bearing of trend of the valve rod along the valve pocket to be moved to the direction away from the Electrical heads, described in drive
First valve disc, second valve disc, the 3rd valve disc and the 4th valve disc move with the valve rod, to make the magnetic valve
Positioned at second operating position；
The first direction and the second direction are opposite.
9. two-position four-way solenoid valve according to claim 6, it is characterised in that also including display device；
The coil electricity, the display device correspondingly show the first information；The coil blackout, the display device are corresponding aobvious
Show the second information.
10. according to the two-position four-way solenoid valve described in claim any one of 1-9, it is characterised in that also including connecting plate；
The connecting plate includes first and second to be connected；
Described first is connected with the housing of the valve body or the Electrical heads, and described second for detachable with user equipment
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830777.4A CN107355442A (en) | 2017-09-15 | 2017-09-15 | Two-position four-way solenoid valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830777.4A CN107355442A (en) | 2017-09-15 | 2017-09-15 | Two-position four-way solenoid valve |
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| Publication Number | Publication Date |
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| CN107355442A true CN107355442A (en) | 2017-11-17 |
Family
ID=60291093
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710830777.4A Pending CN107355442A (en) | 2017-09-15 | 2017-09-15 | Two-position four-way solenoid valve |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109723892A (en) * | 2018-06-12 | 2019-05-07 | 珠海市思卡净化技术有限公司 | A kind of novel intaking & discharging combined valve for air |
| CN113790286A (en) * | 2021-09-24 | 2021-12-14 | 广汉航源流体控制技术有限责任公司 | Two-position four-way electromagnetic valve |
| WO2023103288A1 (en) * | 2021-12-10 | 2023-06-15 | 浙江盾安人工环境股份有限公司 | Five-way valve |
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| WO2023103288A1 (en) * | 2021-12-10 | 2023-06-15 | 浙江盾安人工环境股份有限公司 | Five-way valve |
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