CN2688990Y - Controlling electromagnetic valve of miniature precisive valve with less power consumption - Google Patents
Controlling electromagnetic valve of miniature precisive valve with less power consumption Download PDFInfo
- Publication number
- CN2688990Y CN2688990Y CN 200420048408 CN200420048408U CN2688990Y CN 2688990 Y CN2688990 Y CN 2688990Y CN 200420048408 CN200420048408 CN 200420048408 CN 200420048408 U CN200420048408 U CN 200420048408U CN 2688990 Y CN2688990 Y CN 2688990Y
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- China
- Prior art keywords
- valve
- magnetic conduction
- magnet core
- magnetic
- power consumption
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- Expired - Fee Related
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Abstract
The utility model discloses a controlling electromagnetic valve of miniature precision valve with less power consumption, comprising an inner casing, an outer casing, a permanent-magnetic ring, a nonconductive magnetic valve, a reset spring, a valve seat, an electromagnetic coil assembly, a conductive magnetic valve core assembly, and the screw-thread conductive magnet core of an adjustable valve. The valve core assembly is small in volume and light in weight; the conductive magnet core is by means of seal connected with the nonconductive magnetic valve sheathed with the permanent-magnetic ring; the distance between the bottom end face of the conductive magnet core and the top end face of the conductive magnetic valve core assembly is smaller; the distance and the position between the bottom end face of the conductive magnet core and the top end face of the conductive magnetic valve core assembly can be adjusted to reach a best state by the screw thread of the conductive magnet core; in working, the two poles of the magnetic field of the electromagnetic coil always can be gathered between the bottom face of the conductive magnet core and the top end face of the conductive magnetic valve core, so that the sport of the valve core assembly can be controlled more effectively and accurately. The electromagnetic coil at the short impulse moment can open the valve with the maximum pressure by the minimal current and the electromagnetic coil can keep the double-stable state of normal open and normal close for the valve. The central pipe mouth of a negative pressure frame for the valve seat presents spherical to make the colloidal particle of the conductive magnet core assembly and the central pipe mouth of the negative pressure frame realize the contact so as to realize the minimum negative pressure.
Description
Technical field
The utility model relates to a kind of solenoid valve, particularly a kind of miniature little power consumption precision valve control electromagnetic valve.
Background technique
In existing solenoid valve, can not realize making power supply because power consumption is big mostly with dryelement cell, realize keeping the switching of valve although in existing solenoid valve, can switch on, fail to realize that the magnetic force that coil is produced acts on spool to greatest extent by the moment of coil; And in existing solenoid valve because the defective of aspect such as structure, the spool proportional volume is big, weight is big, the switching that starts spool need expend very big energy.Not enough at above ground, the utility model provides a kind of miniature little power consumption precision valve control electromagnetic valve.
Summary of the invention
The purpose of this utility model, providing a kind of needs electromagnetic coil just can realize opening the valve of pressure maximum by minimum electric current in the extremely short burst length, and can keep miniature little power consumption precision valve control electromagnetic valve of valve normally-open normally-close two-stable position.
The technical solution of the utility model is as follows.
A kind of miniature little power consumption precision valve control electromagnetic valve comprises parts such as the logical screw thread conducting magnet core of inner casing, shell, permanent-magnetic clamp, modulating valve, Returnning spring, valve seat, magnetic conduction Spool assembly, electromagnetic coil assembly.The electromagnetic coil assembly is assemblied between the inside and outside shell, being equipped with at their central shafts, the magnetic conduction valve leads to, adjustable conducting magnet core is not equipped with in the logical upper end of magnetic conduction valve, spring and Spool assembly are equipped with in the lower end, Returnning spring is between conducting magnet core bottom end and magnetic conduction Spool assembly upper-end surface, and the magnetic conduction Spool assembly can move up and down in magnetic conduction valve not is logical.Inner casing forms the magnetic loop space toward the interior end face proportioning valve go side face that extends of central shaft with conducting magnet core.Valve seat is placed in the inside and outside shell joint, and valve seat negative pressure frame central nozzle is spherical, makes the sealing micelle of magnetic conduction Spool assembly realize that with negative pressure frame central nozzle line contacts, and makes spool negative pressure minimum.
The top that permanent-magnetic clamp is positioned at shell is placed in the not logical upper end of magnetic conduction valve.Permanent-magnetic clamp also can be fixed between electromagnetic coil assembly upper end and the inner casing, is placed in the not logical upper end of magnetic conduction valve.
In the electromagnetic coil assembly passage screw thread is arranged, consistent with the screw thread of the logical conducting magnet core of modulating valve.The logical screw thread conducting magnet core of modulating valve leads to magnetic conduction valve not and is integral.The Returnning spring position is non-magnetic between conducting magnet core bottom end and magnetic conduction Spool assembly upper-end surface.Magnetic conduction Spool assembly lower end is embedded with micelle.Around the valve seat negative pressure frame center tube four water inlets parallel with aqueduct are arranged, valve seat negative pressure frame center tube lower end is with packing ring and big or small O-ring seals.
Distance between conducting magnet core bottom end and the magnetic conduction Spool assembly top end is less, and the distance and the position always can be through the conducting magnet core threaded adjusting to the optimum state.The volume and weight of magnetic conduction Spool assembly is all minimum, as long as electromagnetic coil just can realize opening the valve of maximum hydraulic pressure in the extremely short burst length by minimum electric current, and realizes keeping valve normally-open normally-close two-stable position.
Characteristics of the present utility model are: the Spool assembly volume is little, in light weight, the conducting magnet core not magnetic conduction valve that is with permanent-magnetic clamp that is being tightly connected is logical, distance between its bottom end and the magnetic conduction Spool assembly top end is less, and distance and position always can be through the conducting magnet core threaded adjusting to the optimum states, the two poles of the earth, magnetic field when always making electromagnetic coil work collect between conducting magnet core bottom surface and the magnetic conduction spool top end, form higher active force, produce maximum magnetic effect.As long as electromagnetic coil just can realize opening the valve of pressure maximum in the extremely short burst length by minimum electric current, and realize keeping valve normally-open normally-close two-stable position.Valve seat negative pressure frame central nozzle is spherical, makes the sealing micelle of magnetic conduction Spool assembly realize that with negative pressure frame central nozzle line contacts, and makes spool negative pressure minimum.
The utility model control valve core assembly motion more efficiently and accurately realizes the switching control pilot door.As long as electromagnetic coil just can realize opening the valve of pressure maximum in the extremely short burst length by minimum electric current, and realize keeping valve normally-open normally-close two-stable position.Be applicable to the negative pressure type bistable electromagnetic autocontrol valve of various liquid gas media.
Description of drawings
Fig. 1 is the miniature little power consumption precision valve control electromagnetic valve master TV structure schematic representation of the utility model;
Fig. 2 is the backsight structural representation of the utility model valve control electromagnetic valve.
Among the figure:
0-valve seat, 1-inner casing, 2-shell, 3-magnetic conduction Spool assembly, 4-Returnning spring, 5-electromagnetic coil assembly, 6-not magnetic conduction valve are logical, the screw thread conducting magnet core that the 7-modulating valve is logical, 8-permanent-magnetic clamp.
Embodiment
Embodiment 1:
A kind of miniature little power consumption precision valve control electromagnetic valve as shown in Figure 1, magnetic conduction valve logical 6 and the logical screw thread conducting magnet core of modulating valve do not fuse, and run through the central passage of magnetic conduction electromagnetic coil 5, magnetic conduction Spool assembly 3 upper ends be with Returnning spring 4 be loaded on valve logical in, and can move up and down, Returnning spring 4 is between logical screw thread conducting magnet core 7 lower ends of magnetic conduction Spool assembly 3 upper ends and modulating valve.Electromagnetic coil 5 is assemblied between the inside and outside shell, permanent-magnetic clamp 8 is positioned at the shell top and is placed in the not logical upper end of magnetic conduction valve, magnetic conduction Spool assembly 3 is embedded with the lower end of sealing micelle and realizes that with the spherical central nozzle of the valve seat 0 negative pressure frame that is placed in the inside and outside shell joint line contacts, and the spool negative pressure is little.
Liquid gas media enters valve seat 0 negative pressure frame from four holes parallel with center tube around the spherical center tube of valve seat 0 negative pressure frame, and is sealed in the valve seat 0 negative pressure frame.The sealing micelle of magnetic conduction Spool assembly realizes that with the spherical central nozzle of valve seat 0 negative pressure frame line contacts, and makes spool negative pressure minimum.When to electromagnetic coil 5 energisings, as long as electromagnetic coil produces the two poles of the earth, magnetic field in extremely short pulse moment and collects between conducting magnet core assembly 3 bottom surfaces and magnetic conduction spool 7 top ends by minimum electric current, control valve core assembly motion more efficiently and accurately realizes the switching control pilot door.The polar flux addition that electromagnetic coil 5 generates an electromagnetic field and produces with permanent-magnetic clamp 8 has strengthened suction, will overcome Returnning spring 4 resistances and magnetic conduction Spool assembly 3 is drawn onto conducting magnet core 7 bottom ends.At the electric current of power down magnetic coil 5 that will break, under the polar flux effect that produces in permanent-magnetic clamp, the magnetic conduction spool still remains on the attracted position, keeps steady state.Magnetic conduction Spool assembly 3 sealing micelles separate with the spherical central nozzle of valve seat 0 negative pressure frame, liquid gas media in the valve seat 0 negative pressure frame flows out from the spherical central nozzle of valve seat 0 negative pressure frame, liquid gas media replenishes from four holes parallel with center tube around the valve seat negative pressure frame center tube and enters in the negative pressure frame of valve seat 0 so circulation simultaneously.
Will discharge magnetic conduction spool 7 this moment, as long as electromagnetic coil is oppositely switched on, giving 5 one of electromagnetic coils extremely short reverse impulse moments offsets by minimum electromagnetic field that electric current produced and polar flux, suction descends, the magnetic conduction spool is in the elastic force effect of Returnning spring 4 rejuvenate beginning position next time, make the sealing micelle of magnetic conduction Spool assembly realize that with the spherical central nozzle of negative pressure frame line contacts, realize minimal negative pressure.The liquid gas media that four holes parallel with center tube around valve seat 0 negative pressure frame center tube replenish in the negative pressure frame that enters valve seat 0 is sealed in the negative pressure frame of valve seat 0.
Embodiment 2:
A kind of miniature little power consumption precision valve control electromagnetic valve as shown in Figure 2, in the present embodiment, permanent-magnetic clamp 8 is fixed between electromagnetic coil assembly upper end and the inner casing, is placed in not logical 6 upper ends of magnetic conduction valve.All the other are identical with embodiment 1.
Claims (8)
1, a kind of miniature little power consumption precision valve control electromagnetic valve, it comprises: inner casing, shell, permanent-magnetic clamp, the screw thread conducting magnet core that modulating valve is logical, Returnning spring, valve seat, the magnetic conduction Spool assembly, the electromagnetic coil assembly, it is characterized in that: the electromagnetic coil assembly is assemblied between the inside and outside shell, to be equipped with the magnetic conduction valve logical for axle therein, adjustable conducting magnet core is not equipped with in the logical upper end of magnetic conduction valve, spring and Spool assembly are equipped with in the lower end, Returnning spring is between conducting magnet core bottom end and magnetic conduction Spool assembly upper-end surface, and the magnetic conduction Spool assembly can move up and down in magnetic conduction valve not is logical; End face that inner casing extends in central shaft and valve go side face match, and form the magnetic loop space with conducting magnet core; Valve seat is placed in the inside and outside shell joint, and valve seat negative pressure frame central nozzle is spherical, and the sealing micelle of magnetic conduction Spool assembly is that line contacts with negative pressure frame central nozzle.
2, miniature little power consumption precision valve control electromagnetic valve according to claim 1 is characterized in that: the top that permanent-magnetic clamp is positioned at shell is placed in the not logical upper end of magnetic conduction valve.
3, miniature little power consumption precision valve control electromagnetic valve according to claim 1, it is characterized in that: permanent-magnetic clamp also can be fixed between the upper end and inner casing of electromagnetic coil assembly, is placed in the not logical upper end of magnetic conduction valve.
4, miniature little power consumption precision valve control electromagnetic valve according to claim 1 is characterized in that: be provided with screw thread in the electromagnetic coil assembly passage, and consistent with the screw thread of the logical conducting magnet core of modulating valve.
5, miniature little power consumption precision valve control electromagnetic valve according to claim 1 is characterized in that: the logical screw thread conducting magnet core of modulating valve leads to magnetic conduction valve not and is integral.
6, miniature little power consumption precision valve control electromagnetic valve according to claim 1, the Returnning spring position between conducting magnet core bottom end and magnetic conduction Spool assembly upper-end surface is magnetic conduction not.
7, miniature little power consumption precision valve control electromagnetic valve according to claim 1, it is characterized in that: the lower end of magnetic conduction Spool assembly is embedded with micelle.
8, miniature little power consumption precision valve control electromagnetic valve according to claim 1 is characterized in that: be provided with four water inlets parallel with aqueduct around the valve seat negative pressure frame center tube, valve seat negative pressure frame center tube lower end is with packing ring and big or small O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420048408 CN2688990Y (en) | 2004-04-12 | 2004-04-12 | Controlling electromagnetic valve of miniature precisive valve with less power consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420048408 CN2688990Y (en) | 2004-04-12 | 2004-04-12 | Controlling electromagnetic valve of miniature precisive valve with less power consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2688990Y true CN2688990Y (en) | 2005-03-30 |
Family
ID=34672185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420048408 Expired - Fee Related CN2688990Y (en) | 2004-04-12 | 2004-04-12 | Controlling electromagnetic valve of miniature precisive valve with less power consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2688990Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261500A (en) * | 2011-04-27 | 2011-11-30 | 北京众博达石油科技有限公司 | Extra-high pressure protection device for high-pressure explosion-proof electromagnetic valve |
| CN105003718A (en) * | 2015-08-04 | 2015-10-28 | 中国海洋石油总公司 | Minitype pulsed electromagnetic valve |
| CN107061841A (en) * | 2017-03-31 | 2017-08-18 | 佛山市优嘉绿化园艺有限公司 | Magnetic valve with auto-lock function |
-
2004
- 2004-04-12 CN CN 200420048408 patent/CN2688990Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261500A (en) * | 2011-04-27 | 2011-11-30 | 北京众博达石油科技有限公司 | Extra-high pressure protection device for high-pressure explosion-proof electromagnetic valve |
| CN102261500B (en) * | 2011-04-27 | 2013-01-02 | 北京众博达石油科技有限公司 | Extra-high pressure protection device for high-pressure explosion-proof electromagnetic valve |
| CN105003718A (en) * | 2015-08-04 | 2015-10-28 | 中国海洋石油总公司 | Minitype pulsed electromagnetic valve |
| CN107061841A (en) * | 2017-03-31 | 2017-08-18 | 佛山市优嘉绿化园艺有限公司 | Magnetic valve with auto-lock function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |