CN208997436U - A kind of bottom connects formula solenoid valve - Google Patents
A kind of bottom connects formula solenoid valve Download PDFInfo
- Publication number
- CN208997436U CN208997436U CN201821726953.6U CN201821726953U CN208997436U CN 208997436 U CN208997436 U CN 208997436U CN 201821726953 U CN201821726953 U CN 201821726953U CN 208997436 U CN208997436 U CN 208997436U
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- valve
- valve seat
- rear cover
- working hole
- valve body
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 9
- 230000003068 static effect Effects 0.000 claims description 8
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a kind of bottoms to connect formula solenoid valve, including valve body, valve seat and rear cover, valve body one end is connected to valve seat, the valve body other end is connected to rear cover, valve chamber is equipped in valve body, valve rod is equipped in valve chamber, valve seat plunger shaft is equipped in valve seat, valve seat piston is equipped in valve seat plunger shaft, rear cover plunger shaft is equipped in rear cover, rear cover piston is equipped in rear cover plunger shaft, valve rod one end is fixedly connected with valve seat piston, the valve rod other end is fixedly connected with rear cover piston, the first row port that valve body is equipped with the same side positioned at valve body and is connected to valve chamber, first working hole, air inlet, second working hole and second exhaust port, valve body is equipped with and is connected with pedestal, valve body is equipped with the first control channel, pilot valve component is connected with by valve seat, valve body is equipped with the second control channel, valve seat is equipped with interface channel, third control is logical on valve seat Road.The utility model offer can be mounted directly, easy to loading and unloading, compact-sized, practical.
Description
Technical field
The utility model relates to pneumatic element technical field, in particular to a kind of bottom connects formula solenoid valve.
Background technique
Valve is widely used in the fluid control of each technical field, and solenoid valve is electromagnetically controlled industrial equipment, is to use
It controls the automatic foundamental element of fluid, belongs to actuator.Adjusted in industrial control system the direction of medium, flow,
Speed and other parameters.
Two-position five-way valve is that solenoid valve is one such, well known.Its structure generally includes valve body, sets respectively
It is placed in the rear cover and valve seat at valve body both ends, valve chamber is formed in valve body, is movably set with valve rod in valve chamber, from rear on the arm of valve rod
To before set gradually spaced set have the first row port being connected to valve chamber, the first working hole, air inlet, the second working hole and
Second exhaust port is provided with several flat circles on valve rod, several nodes corresponding with flat circle, several nodes is provided in valve body
It is staggered with first row port, the first working hole, air inlet, the second working hole, after being equipped between the rear end and rear cover of valve rod
Piston is equipped with resetting-mechanism between rear piston and rear cover, secondary piston is equipped between the front end and valve seat of valve rod, and valve seat is respectively set
Have and is equipped with gas with valve seat with the control stomata of secondary piston corresponding matching, the gas port matched with control stomata, valve body
Body channel, air inlet are connected by gas passage with gas port, are provided on valve seat for controlling gas port and control stomata
The pilot head of conducting or truncation.When installation, air inlet is connected with work gas source, when pilot head is powered, gas port and control
It being switched between stomata, the compressed gas in air inlet successively enters in control stomata through gas passage, gas port and pilot head,
And then it is moved backward by secondary piston driving stem；When pilot head power-off, rear piston drives valve under the action of resetting-mechanism
Bar moves forward, to realize the commutation of gas circuit.
Then, the air inlet of above-mentioned two-position five-way valve, working hole and exhaust outlet are to be staggered, and cause just to need when connection
The accessories such as pipe fitting cause to install and use inconvenience, and occupied space is larger after the accessories such as installation pipe fitting, causes using not
Just.
Summary of the invention
In view of the deficiencies of the prior art and defect, a kind of bottom is provided and connects formula solenoid valve, can be mounted directly, easy to loading and unloading, knot
Structure is compact, practical.
With using noise small, the characteristics of long service life.
To achieve the above object, the utility model provides following technical scheme.
A kind of bottom connects formula solenoid valve, including valve body, valve seat and rear cover, and valve body one end is connected to valve seat, and the valve body other end connects
It is connected to rear cover, valve chamber is equipped in valve body, valve rod is equipped in valve chamber, valve seat plunger shaft, activity in valve seat plunger shaft are equipped in valve seat
Equipped with valve seat piston, it is equipped with rear cover plunger shaft in rear cover, rear cover piston is equipped in rear cover plunger shaft, it is living that valve seat is protruded into valve rod one end
Fill in it is intracavitary be fixedly connected with valve seat piston, the valve rod other end is protruded into rear cover plunger shaft and is fixedly connected with rear cover piston, on valve body
Equipped with first row port, the first working hole, air inlet, the second working hole and the second exhaust port being connected to valve chamber, first row
Port, the first working hole, air inlet, the second working hole and second exhaust port are respectively positioned on the same side of valve body, and valve body is equipped with
First row port, the first working hole, air inlet, the second working hole and second exhaust port side be connected with pedestal, on pedestal
Equipped with the first interface being connected to first row port, the second interface being connected to the first working hole, the third being connected to air inlet
Interface, the 4th interface being connected to the second working hole and the 5th interface being connected to second exhaust port, valve body is equipped with will be into
Port protrudes into the first control channel of rear cover plunger shaft connection, is connected with pilot valve component by valve seat, valve body is equipped with and air inlet
Second control channel of mouth connection, valve seat are equipped with the interface channel that will be connected in the second control channel and pilot valve component, valve
The third control channel that will be connected in pilot valve component with valve seat plunger shaft is additionally provided on seat.
Further, pilot valve component includes sleeve, dynamic iron core, static iron core and electromagnetic coil, and electromagnetic coil is sheathed on
Cylinder is outer, and sleeve is fixedly connected with valve seat, and static iron core is set in sleeve, and dynamic iron core one end is located in sleeve, and the dynamic iron core other end is stretched
Outside for sleeve, returning spring is equipped between dynamic iron core and sleeve, interface channel is connected in sleeve, and dynamic iron core and third control
Channel offsets, and will block between sleeve and valve seat plunger shaft.
Further, dynamic iron core and third control channel offset end equipped with seal plug.
Further, installation cavity is additionally provided on valve seat, interface channel and third control channel are each passed through installation cavity and elder generation
Connection in guide valve component is equipped with hand lever in installation cavity, is arranged with sealing ring outside hand lever, and sealing ring is located at interface channel and the
Will be blocked between interface channel and third control channel between three control channels.
Further, hand lever spring is equipped in installation cavity, hand lever spring offsets with hand lever bottom, in installation cavity also
Equipped with the locking plate matched with hand lever upper end.
Further, the area of section of valve seat piston is greater than the area of section of rear cover piston.
Further, valve body passes through die cast.
The utility model has the following beneficial effects: the solenoid valve of the utility model, when electromagnetic coil is in off-position,
Inlet charge, gas enters valve chamber through air inlet, while gas enters in rear cover plunger shaft and pushes through the first control channel
Rear cover piston driving valve rod is mobile to valve seat, so that being connected between air inlet and the first working hole, the second working hole and second row
It is connected between port, is blocked between the first working hole and first row port, between air inlet and the second working hole by valve rod, then
It working through the discharge of the first working hole, when exhaust, gas enters valve chamber through the second working hole, then is vented through second exhaust port,
When needing the outlet of gas switching to the second working hole by the first working hole, electromagnetic coil, which is powered, generates magnetic force, moves iron
Compression reaction spring is mobile to static iron core under the magnetic force for core, and seal plug is separated with third control channel, no longer to the
Three control channels block, and gas enters in sleeve through the second control channel, interface channel at this time, and the gas in sleeve is again through third
Control channel enters in valve seat plunger shaft, and the gas in valve seat plunger shaft acts on valve seat piston, while gas is through the first control
Channel processed enters in rear cover plunger shaft, since the area of section of valve seat piston is greater than the area of section of rear cover piston, valve seat
Active force on piston is greater than the active force on rear cover piston, and gas will push valve seat piston driving valve rod mobile to rear cover,
It is connected between the first working hole and first row port at this time；It is connected between air inlet and the second working hole, air inlet and the first work
Make between mouth, blocked between the second working hole and second exhaust port by valve rod, inlet charge, gas enters valve through air inlet
Chamber, then work through the discharge of the second working hole, when exhaust, gas enters valve chamber through the first working hole, then through first row port
Exhaust, to realize switch operating mouth, the utility model is by working first row port, the first working hole, air inlet, second
Mouthful and second exhaust port be set to the same side of valve body, and be connected with pedestal, pedestal is equipped with to be connected to first row port
First interface, the third interface being connected to air inlet, is connected to the second working hole the second interface being connected to the first working hole
4th interface and the 5th interface being connected to second exhaust port, thus can once complete to connect, it is convenient for disassembly and assembly, and without pipe
The accessories such as connector take up space and are substantially reduced so that pipeline greatly simplifies, and assembly and disassembly are easy, especially suitable for complicated gas circuit system
System, it is practical.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
In figure, 1. valve bodies；2. valve seat；3. rear cover；4. valve chamber；5. valve rod；6. valve seat plunger shaft；7. valve seat piston；After 8.
Lid plunger shaft；9. rear cover piston；10. first row port；11. the first working hole；12. air inlet；13. the second working hole；14. the
Two exhaust outlets；15. pilot valve component；16. the first control channel；17. the second control channel；18. third control channel；19. connecting
Connect road；20. installation cavity；21. hand lever；22. sealing ring；23. hand lever spring；24. locking plate；25. pedestal.
Specific embodiment
The utility model is further illustrated in conjunction with attached drawing.
A kind of bottom shown in Figure 1 connects formula solenoid valve, including valve body 1, valve seat 2 and rear cover 3, and 1 one end of valve body is connected to
Valve seat 2,1 other end of valve body are connected to rear cover 3, and valve body 1 reduces unnecessary solid position, reduction machine adds by die cast
Between working hour, small product size is small, negotiability is strong, and valve chamber 4 is equipped in valve body 1, and valve rod 5 is equipped in valve chamber 4, is equipped with valve in valve seat 2
Seat plunger shaft 6 is movably equipped with valve seat piston 7 in plunger shaft, rear cover plunger shaft 8 is equipped in rear cover 3, is equipped in rear cover plunger shaft 8
Rear cover piston 9, the area of section of valve seat piston 7 are greater than the area of section of rear cover piston 9, and valve seat plunger shaft 6 is protruded into 5 one end of valve rod
Interior to be fixedly connected with valve seat piston 7,5 other end of valve rod is protruded into rear cover plunger shaft 8 and is fixedly connected with rear cover piston 9, on valve body 1
Equipped with the first row port 10 being connected to valve chamber 4, the first working hole 11, air inlet 12, the second working hole 13 and second exhaust
Mouth 14, first row port 10, the first working hole 11, air inlet 12, the second working hole 13 and second exhaust port 14 are respectively positioned on valve
The same side of body 1, valve body 1 are equipped with first row port 10, the first working hole 11, air inlet 12, the second working hole 13 and the
The side of two exhaust outlets 14 is connected with pedestal 25, and pedestal 25 is equipped with the first interface being connected to first row port 10 and first
The second interface of the connection of working hole 11, the third interface being connected to air inlet 12, the 4th interface being connected to the second working hole 13
And the 5th interface being connected to second exhaust port 14, valve body 1 are equipped with that air inlet 12 is protruded into that rear cover plunger shaft 8 is connected to
One control channel 16, pilot valve component 15 is connected with by valve seat 2, and valve body 1 is equipped with the second control be connected to air inlet 12 and leads to
Road 17, valve seat 2 are equipped with the interface channel 19 that will be connected in the second control channel 17 and pilot valve component 15, also set on valve seat 2
There is the third control channel 18 that will be connected in pilot valve component 15 with valve seat plunger shaft 6, pilot valve component 15 includes sleeve, dynamic iron
Core, static iron core and electromagnetic coil, electromagnetic coil are sheathed on outside sleeve, and sleeve is fixedly connected with valve seat 2, and static iron core is set to sleeve
Interior, dynamic iron core one end is located in sleeve, and the dynamic iron core other end stretches out in outside sleeve, is equipped between dynamic iron core and sleeve and replys bullet
Spring, interface channel 19 are connected in sleeve, and dynamic iron core offsets with third control channel 18, by sleeve and valve seat plunger shaft 6 it
Between block, dynamic iron core and third control channel 18 end that offsets are equipped with seal plug, to guarantee that leakproofness is good.
The solenoid valve of the utility model, when electromagnetic coil is in off-position, 12 air inlet of air inlet, gas is through air inlet
12 enter valve chamber 4, while gas enters in rear cover plunger shaft 8 through the first control channel 16 and pushes rear cover piston 9 with ovable valve stem 5
It is mobile to valve seat 2, so that being connected between air inlet 12 and the first working hole 11, between the second working hole 13 and second exhaust port 14
Connection blocks between the first working hole 11 and first row port 10, between air inlet 12 and the second working hole 13 by valve rod 5,
It works again through the discharge of the first working hole 11, when exhaust, gas enters valve chamber 4 through the second working hole 13, then through second exhaust
Mouth 14 is vented, and when needing the outlet of gas switching to the second working hole 13 by the first working hole 11, electromagnetic coil is powered
Magnetic force is generated, compression reaction spring is mobile to static iron core under the magnetic force for dynamic iron core, seal plug and third control channel
18 separation, no longer block third control channel 18, and gas enters sleeve through the second control channel 17, interface channel 19 at this time
Interior, the gas in sleeve enters in valve seat plunger shaft 6 through third control channel 18 again, and the gas in valve seat plunger shaft 6 acts on
On valve seat piston 7, while gas enters in rear cover plunger shaft 8 through the first control channel 16, due to the area of section of valve seat piston 7
Greater than the area of section of rear cover piston 9, therefore the active force on valve seat piston 7 is greater than the active force on rear cover piston 9, and gas is just
It is mobile to rear cover 3 with ovable valve stem 5 to will push valve seat piston 7, is connected between the first working hole 11 and first row port 10 at this time；Into
It is connected between port 12 and the second working hole 13, between air inlet 12 and the first working hole 11, the second working hole 13 and second row
It is blocked between port 14 by valve rod 5,12 air inlet of air inlet, gas enters valve chamber 4 through air inlet 12, then through the second working hole 13
Discharge works, and when exhaust, gas enters valve chamber 4 through the first working hole 11, then is vented through first row port 10, to realize
Switch operating mouth, the utility model by by first row port 10, the first working hole 11, air inlet 12, the second working hole 13 with
And second exhaust port 14 is set to the same side of valve body 1, and is connected with pedestal 25, pedestal 25 is equipped with to be connected with first row port 10
Logical first interface, the second interface being connected to the first working hole 11, the third interface being connected to air inlet 12, with the second work
4th interfaces of 13 connection of mouth and the 5th interface being connected to second exhaust port 14 dismount to can once complete to connect
It is convenient, and take up space and be substantially reduced so that pipeline greatly simplifies without accessories such as pipe fittings, assembly and disassembly are easy, especially suitable for
Complicated air-channel system greatly reduces many and diverse wiring work, and improves the reliability of system work, practicability, and
Multiple valve bodies constitute valve island, remotely control for PLC.
Further, installation cavity 20 is additionally provided on valve seat 2, interface channel 19 and third control channel 18 are each passed through installation
It is connected in chamber 20 and pilot valve component 15, i.e. a part of interface channel 19 side for being located at installation cavity 20, interface channel 19
Another part is located at the other side of installation cavity 20, and a part of third control channel 18 is located at the side of installation cavity 20, third control
The another part in channel 18 processed is located at the other side of installation cavity 20, and hand lever 21 is equipped in installation cavity 20, is arranged outside hand lever 21
There is sealing ring 22, sealing ring 22 is between interface channel 19 and third control channel 18 to control interface channel 19 and third
It is blocked between channel 18, hand lever spring 23 is equipped in installation cavity 20, hand lever spring 23 offsets with 21 bottom of hand lever, installs
The locking plate 24 matched with 21 upper end of hand lever is additionally provided in chamber 20, locking plate 24 offsets with hand lever 21, to prevent hand lever 21
Pop-up presses hand lever 21 by lower when electromagnetic coil can not be powered, and hand lever 21 compresses hand lever spring 23 and moves down, so that
Sealing ring 22 is moved to 18 lower section of third control channel, passes through installation cavity between interface channel 19 and third control channel 18 at this time
20 connections, at this time 12 air inlet of air inlet, gas can be entered in installation cavity 20 by the second control channel 17, interface channel 19,
Gas is entered in valve seat plunger shaft 6 by installation cavity 20 through third control channel 18 again, to push valve seat piston 7 with ovable valve stem 5
It is mobile, and then the switching of working hole is manually completed, so that maintenance is convenient when solenoid valve breaks down, when unclamping hand lever 21,
Hand lever 21 resets under the action of hand lever spring 23, so that sealing ring 22 is located at interface channel 19 and third control channel 18
Between will be blocked between interface channel 19 and third control channel 18.
The above description is only a preferred embodiment of the present invention, therefore all according to described in the utility model patent application range
The equivalent change or modification done of structure, feature and principle, be included in the scope of the utility model patent application.
Claims (7)
1. a kind of bottom connects formula solenoid valve, including valve body (1), valve seat (2) and rear cover (3), valve body (1) one end is connected to valve seat (2),
Valve body (1) other end is connected to rear cover (3), is equipped with valve chamber (4) in valve body (1), is equipped with valve rod (5) in valve chamber (4), feature
It is: is equipped with valve seat plunger shaft (6) in valve seat (2), be movably equipped with valve seat piston (7) in valve seat plunger shaft (6), in rear cover (3)
Equipped with rear cover plunger shaft (8), rear cover piston (9) are equipped in rear cover plunger shaft (8), valve seat plunger shaft (6) are protruded into valve rod (5) one end
Interior to be fixedly connected with valve seat piston (7), valve rod (5) other end, which protrudes into fix in rear cover plunger shaft (8) with rear cover piston (9), to be connected
It connects, valve body (1) is equipped with first row port (10), the first working hole (11), the air inlet (12), second being connected to valve chamber (4)
Working hole (13) and second exhaust port (14), first row port (10), the first working hole (11), air inlet (12), the second work
Make mouth (13) and second exhaust port (14) be respectively positioned on the same side of valve body (1), valve body (1) be equipped with first row port (10),
First working hole (11), air inlet (12), the second working hole (13) and second exhaust port (14) side be connected with pedestal
(25), pedestal (25) is equipped with the first interface being connected to first row port (10), be connected to the first working hole (11) second
Interface, the third interface being connected to air inlet (12), the 4th interface being connected to the second working hole (13) and and second exhaust
5th interface of mouth (14) connection, valve body (1) are equipped with the first control that air inlet (12) is protruded into rear cover plunger shaft (8) connection
Channel (16), valve seat (2) is other to be connected with pilot valve component (15), and valve body (1) is equipped with the second control being connected to air inlet (12)
Channel (17) processed, valve seat (2) are equipped with the interface channel that will be connected in the second control channel (17) and pilot valve component (15)
(19), the third control channel (18) that will be connected in pilot valve component (15) with valve seat plunger shaft (6) is additionally provided on valve seat (2).
2. a kind of bottom according to claim 1 connects formula solenoid valve, it is characterised in that: pilot valve component (15) include sleeve,
Dynamic iron core, static iron core and electromagnetic coil, electromagnetic coil are sheathed on outside sleeve, and sleeve is fixedly connected with valve seat (2), and static iron core is set to
In sleeve, dynamic iron core one end is located in sleeve, and the dynamic iron core other end stretches out in outside sleeve, is equipped with and replys between dynamic iron core and sleeve
Spring, interface channel (19) are connected in sleeve, and dynamic iron core offsets with third control channel (18), by sleeve and valve seat piston
Chamber blocks between (6).
3. a kind of bottom according to claim 2 connects formula solenoid valve, it is characterised in that: dynamic iron core and third control channel (18)
End is offseted equipped with seal plug.
4. a kind of bottom according to claim 1 connects formula solenoid valve, it is characterised in that: valve seat is additionally provided with installation cavity on (2)
(20), interface channel (19) and third control channel (18) are each passed through in installation cavity (20) and pilot valve component (15) and are connected to,
Hand lever (21) are equipped in installation cavity (20), are arranged with sealing ring (22) outside hand lever (21), it is logical that sealing ring (22) is located at connection
Will be blocked between interface channel (19) and third control channel (18) between road (19) and third control channel (18).
5. a kind of bottom according to claim 4 connects formula solenoid valve, it is characterised in that: be equipped with hand lever bullet in installation cavity (20)
Spring (23), hand lever spring (23) offset with hand lever (21) bottom, are additionally provided in installation cavity (20) and hand lever (21) upper end
The locking plate (24) matched.
6. a kind of bottom according to claim 1 connects formula solenoid valve, it is characterised in that: the area of section of valve seat piston (7) is big
Area of section in rear cover piston (9).
7. a kind of bottom according to claim 1 connects formula solenoid valve, it is characterised in that: valve body (1) passes through die cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821726953.6U CN208997436U (en) | 2018-10-24 | 2018-10-24 | A kind of bottom connects formula solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821726953.6U CN208997436U (en) | 2018-10-24 | 2018-10-24 | A kind of bottom connects formula solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208997436U true CN208997436U (en) | 2019-06-18 |
Family
ID=66804563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821726953.6U Active CN208997436U (en) | 2018-10-24 | 2018-10-24 | A kind of bottom connects formula solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208997436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664683A (en) * | 2020-12-30 | 2021-04-16 | 湖北楚大智能装备有限公司 | Novel pilot-operated electromagnetic valve group |
| CN115013561A (en) * | 2022-08-09 | 2022-09-06 | 宁波佳尔灵气动机械有限公司 | Electromagnetic valve with safety mode |
-
2018
- 2018-10-24 CN CN201821726953.6U patent/CN208997436U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664683A (en) * | 2020-12-30 | 2021-04-16 | 湖北楚大智能装备有限公司 | Novel pilot-operated electromagnetic valve group |
| CN115013561A (en) * | 2022-08-09 | 2022-09-06 | 宁波佳尔灵气动机械有限公司 | Electromagnetic valve with safety mode |
| CN115013561B (en) * | 2022-08-09 | 2022-11-11 | 宁波佳尔灵气动机械有限公司 | Electromagnetic valve with safety mode |
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