CN208153824U - A kind of valve core of the electromagnetic valve driving device - Google Patents
A kind of valve core of the electromagnetic valve driving device Download PDFInfo
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- CN208153824U CN208153824U CN201820057734.7U CN201820057734U CN208153824U CN 208153824 U CN208153824 U CN 208153824U CN 201820057734 U CN201820057734 U CN 201820057734U CN 208153824 U CN208153824 U CN 208153824U
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- magnetic
- conductive board
- iron core
- magnetic conductive
- conduction casing
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Abstract
The utility model discloses a kind of valve core of the electromagnetic valve driving device and solenoid valves, belong to valve technology field.Valve core of the electromagnetic valve driving device includes：Coil windings, coil rack, static iron core, dynamic iron core and dynamic clamping head and quiet clamping head.The outside of coil rack is equipped with magnetic conduction casing, and the both ends of magnetic conduction casing are respectively equipped with outer magnetic conductive board and interior magnetic conductive board, and outer magnetic conductive board is fixedly connected with static iron core, and dynamic iron core passes through interior magnetic conductive board；Coil rack is fixed in the cavity that magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board are formed.Coil rack is placed in the cavity that the magnetic conduction casing made of magnetic conductivity material, outer magnetic conductive board and interior magnetic conductive board are formed by the utility model, improves the utilization rate in magnetic field, increases the magnetic force between dynamic iron core and static iron core.Magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board completely cut off internal magnetic field and external magnetic field, improve the Electro Magnetic Compatibility of solenoid valve.
Description
Technical field
The utility model relates to valve technology fields, and in particular to a kind of valve core of the electromagnetic valve driving device.
Background technique
Expected control is realized since solenoid valve can cooperate different circuits, and the precision controlled and flexibility be all
It can guarantee, it is very widely used in modern industrial control system.
The shell of traditional solenoid valve be plastics, and the outside of coil windings be used only hollow out magnetic conductive board by coil around
Group is surrounded, and the coil windings of energization magnetize dynamic iron core and static iron core, the magnetic induction line that magnetized dynamic iron core and static iron core generate from
To external diffusion, since aerial magnetic field can decay magnetic occurs for part magnetic induction line indefinite extension in gap among magnetic conductive board
Phenomenon is leaked, and magnetic leakage phenomenon can make the reduction of magnetic energy utilization rate.Due to the generation of magnetic leakage phenomenon, in order between dynamic iron core and static iron core
Magnetic force it is enough, wire circle can only be increased or increase electric current, and it is stronger to be leaked to external magnetic field at this time, can be to external environment
In other equipment generate intolerable electromagnetic interference, influence the normal operation of other equipment；In addition, what other equipment generated
Electromagnetic field can also enter inside solenoid valve from the gap among magnetic conductive board, generate interference to solenoid valve, influence the normal of solenoid valve
Work.
Utility model content
The purpose of this utility model is to provide a kind of valve core of the electromagnetic valve driving devices, to solve existing solenoid valve magnetic energy benefit
With the problem that rate is low and electromagnetic compatibility is poor.
The technical solution that the utility model solves above-mentioned technical problem is as follows：
A kind of valve core of the electromagnetic valve driving device, including：Coil rack, the coil windings being wrapped on the coil rack,
Static iron core and dynamic iron core；The outside of coil rack is equipped with and connect magnetic conduction casing with valve deck, and the both ends of magnetic conduction casing are respectively equipped with
The edge of outer magnetic conductive board and interior magnetic conductive board, the edge of outer magnetic conductive board and interior magnetic conductive board is connect with the both ends of magnetic conduction casing respectively,
Coil rack is fixed in the cavity that magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board are formed；Outer magnetic conductive board is fixed with static iron core
Connection, dynamic iron core pass through the middle part of interior magnetic conductive board, and static iron core is connect by dynamic clamping head and quiet clamping head with dynamic iron core.
The magnetic conduction casing made of magnetic conductivity material, outer magnetic conductive board and interior magnetic conductive board is arranged in the utility model, and will
Coil rack is fixed in the cavity that magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board are formed.Coil windings energization makes dynamic iron core
The part magnetization of coil inside is placed in static iron core, to generate magnetic field, the line of magnetic induction can along magnetic conduction casing, outer magnetic conductive board with
And interior magnetic conductive board forms closed magnetic loop, the line of magnetic induction shortens, and the aerial decaying in magnetic field tails off, and greatly improves magnetic field
Utilization rate, in the case where electric current is constant, the magnetic field force between dynamic iron core and static iron core is significantly increased.It magnetic field only can be by moving iron
Core seals one end to outward leakage, and magnetic leakage area is smaller at this time, be placed in magnetic field strength outside valve core of the electromagnetic valve driving device compared with
Weak, Electro Magnetic Compatibility is improved；Magnetic field major part inside valve core of the electromagnetic valve driving device is led by magnetic conduction casing, outside
Magnetic sheet and interior magnetic conductive board surround, and the electromagnetic field that external equipment generates can be largely isolated outside, reduce solenoid valve by
The interference of external magnetic field guarantees the normal operation of solenoid valve.
Further, above-mentioned magnetic conduction casing is cylindrical.
The cylindrical magnetic shell of the utility model rule can interference to avoid edge to the line of magnetic induction, make magnetic field not
Can therefore it decay excessive.Cylindrical magnetic shell can make valve core of the electromagnetic valve driving device with the shape of matched coil skeleton
Compact-sized, the line of magnetic induction shortens, and enhances magnetic field strength.
Further, the material of above-mentioned magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board is iron-nickel alloy.
The magnetic conduction casing of the utility model, outer magnetic conductive board and interior magnetic conductive board also serve as the outer of valve core of the electromagnetic valve driving device
Shell, magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board made of iron-nickel alloy also have good under the requirement for meeting magnetic conductivity
Antirust ability.
Further, above-mentioned outer magnetic conductive board is integrally formed with static iron core.
Integrally formed static iron core will not make magnetized portion and between there is air gap, thus will not because of air gap presence and subtract
Low field strength.In addition, outer magnetic conductive board and static iron core are integrally formed convenient for the installation of valve core of the electromagnetic valve combination of drive means.
Further, above-mentioned dynamic clamping head and quiet clamping head is helical spring.
A kind of solenoid valve, including valve body, valve deck and above-mentioned valve core of the electromagnetic valve driving device；Valve deck respectively with valve body and lead
The connection of magnetic shell body, dynamic iron core pass through valve deck and cooperate with valve seal.
Originally it has the advantages that：
Coil rack is placed in the magnetic conduction casing made of magnetic conductivity material, outer magnetic conductive board and interior magnetic conduction by the utility model
In the cavity that plate is formed, for magnetic loop substantially in cavity, magnetic leakage area is only one end of dynamic iron core, improves the utilization in magnetic field
Rate increases the magnetic force between dynamic iron core and static iron core.Magnetic conduction casing, outer magnetic conductive board and interior magnetic conductive board are by internal magnetic field
Completely cut off with external magnetic field, improves the Electro Magnetic Compatibility of solenoid valve.
Detailed description of the invention
Fig. 1 is valve core of the electromagnetic valve driving device structure schematic diagram；
Fig. 2 is another valve core of the electromagnetic valve driving device structure schematic diagram；
Fig. 3 is electromagnetic valve structure schematic diagram.
In figure：100- solenoid valve；110- valve core of the electromagnetic valve driving device；111- coil windings；112- coil rack；
113- static iron core；114- dynamic iron core；115- helical spring；116- magnetized portion；117- magnetic-conductance portion；120- valve deck；
130- valve body；140- magnetic conduction casing；The outer magnetic conductive board of 150-；Magnetic conductive board in 160-.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
Embodiment
Please refer to Fig. 1, valve core of the electromagnetic valve driving device 110 include coil windings 111, coil rack 112, static iron core 113,
Dynamic iron core 114 and helical spring 115.Coil is wrapped in formation coil windings 111 on coil rack 112.Static iron core 113 and dynamic
The material of iron core 114 is electromagnetism stainless steel, and static iron core 113 and dynamic iron core 114 are partially disposed in the inside of coil rack 112, spiral shell
Rotation spring 115 be placed between static iron core 113 and dynamic iron core 114, the both ends of helical spring 115 respectively with static iron core 113 and dynamic iron
Core 114 connects, and dynamic iron core 114 can be in the internal slide of coil rack 112.It is quiet in the other embodiments of the utility model
The material of iron core 113 and dynamic iron core 114 can also be the magnetic conductivity materials such as iron-nickel alloy.
The part that the coil windings 111 of energization make static iron core 113 and dynamic iron core 114 be placed in coil inside is magnetized, and moves iron
Core 114 is done back and forth under the magnetic force of static iron core 113 and the elastic force of helical spring 115 in the inside of coil rack 112
Movement.In the present embodiment, the material of coil rack 112 is the nylon with self-lubricating property, and nylon rubs with dynamic iron core 114
Wipe coefficient reduced with the increase of load and the coefficient of friction of nylon also as the increase of speed or the raising of surface temperature and
Decline.Dynamic iron core 114 does high-frequency reciprocating motion in the inside of coil rack 112, and coil rack 112 can made of nylon
To reduce the frictional resistance between dynamic iron core 114 and coil rack 112, enable 114 quick acting of dynamic iron core.It is practical new at this
In the other embodiments of type, coil rack 112 can also be that polytetrafluoroethylene (PTFE) etc. has other plastics of self-lubricating property.
The outside of coil rack 112 is equipped with cylindrical magnetic conduction casing 140, and the top of magnetic conduction casing 140 is equipped with outer magnetic conduction
Plate 150, bottom end be equipped with interior magnetic conductive board 160, the both ends of magnetic conduction casing 140 respectively with the edge and interior magnetic conduction of outer magnetic conductive board 150
The edge of plate 160 is welded to connect.Coil rack 112 is fixed on 160 shape of magnetic conduction casing 140, outer magnetic conductive board 150 and interior magnetic conductive board
At cavity in.Static iron core 113 is fixedly connected with outer magnetic conductive board 150, and dynamic iron core 114 passes through interior magnetic conductive board 160.It is practical new at this
In the other embodiments of type, the shapes such as rectangular cylinder are also can be set in magnetic conduction casing 140；Magnetic conduction casing 140 and outer magnetic conductive board
150 be integral structure or magnetic conduction casing 140 and interior magnetic conductive board 160 is integral structure.
The material of magnetic conduction casing 140, outer magnetic conductive board 150 and interior magnetic conductive board 160 is made of iron-nickel alloy, iron-nickel alloy
There is good antirust ability while with magnetic conductivity.Magnetic conduction casing 140, outer magnetic conductive board 150 and interior magnetic conductive board 160 connect
It is connected together and also serves as the shell of valve core of the electromagnetic valve driving device 110, there is protection well to valve core of the electromagnetic valve driving device 110
Ability.In the other embodiments of the utility model, the material of magnetic conduction casing 140, outer magnetic conductive board 150 and interior magnetic conductive board 160
Iron, cobalt, nickel and its alloy etc. be can be with magnetic conductivity material.
Referring to figure 2., since the material of the material of static iron core 113 and outer magnetic conductive board 150 is the material with magnetic conductivity,
It is possible thereby to which static iron core 113 and outer magnetic conductive board 150 are set as an entirety.Static iron core 113 includes magnetized portion 116 and magnetic-conductance portion
117, magnetized portion 116 is integrally formed with magnetic-conductance portion 117.Magnetized portion 116 is placed in coil windings 111, and magnetic-conductance portion 117 is placed in line
The end of ring framework 112 is simultaneously connect with magnetic conduction casing 140, and magnetic-conductance portion 117 is equivalent to outer magnetic conductive board 150.
The magnetic field that static iron core 113 and dynamic iron core 114 generate along magnetic conduction casing 140, outer magnetic conductive board 150 and interior can be led
Magnetic sheet 160 forms magnetic loop, and magnetic resistance is minimum in magnetic loop, and the magnetic energy of decaying is less, improves the utilization rate of magnetic energy, increases quiet
Magnetic force between iron core 113 and dynamic iron core 114；Magnetic conduction casing 140, outer magnetic conductive board 150 and interior magnetic conductive board 160 simultaneously
Internal magnetic field and external magnetic field are completely cut off, the Electro Magnetic Compatibility of valve core of the electromagnetic valve driving device 110 is improved.
Referring to figure 3., the solenoid valve 100 of the utility model, including valve body 130, valve deck 120 and above-mentioned valve core of the electromagnetic valve
Driving device 110；Together with valve deck 120 is connected by screw to valve body 130, valve core of the electromagnetic valve driving device 110 passes through valve deck
120 middle part simultaneously seals cooperation with valve body 130, and valve core of the electromagnetic valve driving device 110 is connected to one with valve deck 120 by welding
It rises.Certainly, valve deck 120 and valve body 130 can also be linked together by detachable connection methods such as screw threads；Valve core of the electromagnetic valve
Driving device 110 can also link together with valve deck 120 by gluing, etc..
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of valve core of the electromagnetic valve driving device, which is characterized in that including：Coil rack (112) is wrapped in the coil rack
(112) coil windings (111), static iron core (113) and dynamic iron core (114) on；The outside of the coil rack (112) is equipped with
The both ends of magnetic conduction casing (140), the magnetic conduction casing (140) are respectively equipped with outer magnetic conductive board (150) and interior magnetic conductive board (160), institute
The edge at the edge and the interior magnetic conductive board (160) of stating outer magnetic conductive board (150) both ends with the magnetic conduction casing (140) respectively
Connection, the coil rack (112) are fixed on the magnetic conduction casing (140), the outer magnetic conductive board (150) and the interior magnetic conduction
In the cavity that plate (160) is formed；The outer magnetic conductive board (150) is fixedly connected with the static iron core (113), the dynamic iron core
(114) middle part of the interior magnetic conductive board (160) is passed through；The static iron core (113) passes through dynamic clamping head and quiet clamping head and the dynamic iron core
(114) it connects.
2. valve core of the electromagnetic valve driving device according to claim 1, which is characterized in that the magnetic conduction casing (140) is in circle
Tubular.
3. valve core of the electromagnetic valve driving device according to claim 2, which is characterized in that the magnetic conduction casing (140) is led outside
The material of magnetic sheet (150) and the interior magnetic conductive board (160) is iron-nickel alloy.
4. valve core of the electromagnetic valve driving device according to claim 1, the outer magnetic conductive board (150) and the static iron core
(113) it is integrally formed.
5. valve core of the electromagnetic valve driving device according to claim 1, which is characterized in that the dynamic clamping head and quiet clamping head is spiral bullet
Spring (115).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820057734.7U CN208153824U (en) | 2018-01-12 | 2018-01-12 | A kind of valve core of the electromagnetic valve driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820057734.7U CN208153824U (en) | 2018-01-12 | 2018-01-12 | A kind of valve core of the electromagnetic valve driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208153824U true CN208153824U (en) | 2018-11-27 |
Family
ID=64414727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820057734.7U Expired - Fee Related CN208153824U (en) | 2018-01-12 | 2018-01-12 | A kind of valve core of the electromagnetic valve driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208153824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611478A (en) * | 2021-10-08 | 2021-11-05 | 余姚市三力信电磁阀有限公司 | Electromagnetic coil structure for electromagnetic valve |
-
2018
- 2018-01-12 CN CN201820057734.7U patent/CN208153824U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611478A (en) * | 2021-10-08 | 2021-11-05 | 余姚市三力信电磁阀有限公司 | Electromagnetic coil structure for electromagnetic valve |
| CN113611478B (en) * | 2021-10-08 | 2022-01-25 | 余姚市三力信电磁阀有限公司 | Electromagnetic coil structure for electromagnetic valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 Termination date: 20200112 |