CN217108418U

CN217108418U - Magnetic attraction type electromagnetic valve magnetic head

Info

Publication number: CN217108418U
Application number: CN202122360745.7U
Authority: CN
Inventors: 祝磊
Original assignee: Suzhou Weituo Technology Co ltd
Current assignee: Suzhou Weituo Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-08-02
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a formula solenoid valve magnetic head is inhaled to magnetism relates to solenoid valve technical field, for solving receiving medium pressure effect in the pipe fitting among the prior art, movable iron core in the magnetic head often takes place to rock, leads to the pipe fitting to close not tight, and the overflow takes place for the medium, influences the problem of the leakproofness of solenoid valve. The inside of magnetic head main part is provided with coil chamber and lift chamber respectively, the inside in lift chamber is provided with movable iron core, movable iron core's inside is provided with the iron core inner chamber, the both sides of iron core inner chamber all are provided with the side and press the chamber, and iron core inner chamber and side pressure chamber intercommunication, the inside in side pressure chamber is provided with the third spring, and third spring and movable iron core welded connection, the top briquetting is installed to the below of third spring, and third spring and top briquetting welded connection, movable iron core's inside is provided with the closing member, and the inside of movable iron core is worn out to the closing member.

Description

Magnetic attraction type electromagnetic valve magnetic head

Technical Field

The utility model relates to a solenoid valve technical field specifically is a formula solenoid valve magnetic head is inhaled to magnetism.

Background

Along with the continuous development and progress of the society, various mechanical equipment is developed one by one, the electromagnetic valve is a mechanical equipment controlled by electromagnetism, the electromagnetic valve belongs to an actuator, is an automatic basic element used for controlling fluid, is commonly used for adjusting the direction, the flow, the speed and the like of a medium, the electromagnetic valves are various, different electromagnetic valves play a role in different positions of a control system, the magnetic attraction type electromagnetic valve is divided into a magnetic head and a pipe fitting, a coil is arranged in the magnetic head, a movable iron core moves upwards by electrifying the coil so as to drive a closing member to move upwards, the pipe fitting is opened, the medium can circulate, the coil is powered off, the movable iron core automatically moves downwards under the action of gravity so as to close the pipe fitting and block the medium.

However, under the action of medium pressure in the pipe fitting, the movable iron core in the magnetic head often shakes, so that the pipe fitting is not closed tightly, the medium overflows, and the sealing performance of the electromagnetic valve is influenced; therefore, the magnetic head of the magnetic type electromagnetic valve is urgently needed to be developed in the market to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a formula solenoid valve magnetic head is inhaled to the medium pressure effect in receiving the pipe fitting that proposes in solving above-mentioned background art, movable iron core in the magnetic head often takes place to rock, leads to the pipe fitting to close not tight, and the overflow takes place for the medium, influences the problem of the leakproofness of solenoid valve.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a formula solenoid valve magnetic head is inhaled to magnetism, includes the magnetic head main part, the inside of magnetic head main part is provided with coil chamber and lift chamber respectively, the inside in lift chamber is provided with movable iron core, movable iron core's inside is provided with the iron core inner chamber, the both sides of iron core inner chamber all are provided with the side pressure chamber, and iron core inner chamber and side pressure chamber intercommunication, the inside in side pressure chamber is provided with the third spring, and third spring and movable iron core welded connection, the top briquetting is installed to the below of third spring, and third spring and top briquetting welded connection.

Preferably, a closing member is arranged inside the movable iron core and penetrates out of the movable iron core, the closing member is fixedly connected with the jacking block, a second spring is installed above the closing member, and the closing member is connected with the second spring in a welding mode.

Preferably, well core rod is installed to the top of second spring, and second spring and well core rod welded connection, well core rod wears out movable iron core's inside, well core rod's the outside is provided with first spring along movable iron core's top, and first spring and movable iron core welded connection.

Preferably, the fixed block is installed to well core rod's top, and well core rod and fixed block fixed connection, the apron is installed to the top of fixed block, and the fixed block passes through screw fixed connection with the apron, the apron passes through screw fixed connection with the magnetic head main part.

Preferably, a coil is arranged in the coil cavity and fixedly connected with the magnetic head main body, a junction box is mounted on one side of the magnetic head main body, and the magnetic head main body is fixedly connected with the junction box through a screw.

Preferably, a magnetism isolating sleeve is installed below the magnetic head main body, and the magnetic head main body and the magnetism isolating sleeve are fixedly connected through screws.

Preferably, the connecting piece is installed in the outside of magnetism isolating sleeve spare, and magnetism isolating sleeve spare passes through screw fixed connection with the connecting piece, the pipe fitting is installed to the below of connecting piece, and the connecting piece passes through bolt fixed connection with the pipe fitting.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through the setting of third spring and top briquetting, wherein the third spring setting is in the activity iron core and for compression state, and top briquetting and closing member fixed connection receive medium pressure effect at the closing member and act on, through the elastic action of third spring self, can elasticity top briquetting, make the closing member receive the top pressure effort and stabilize the closure, have improved the closed leakproofness of pipe fitting, increase activity iron core's stability.

2. The utility model discloses a through the setting of first spring, well core rod and second spring, wherein first spring and second spring set up respectively in well core rod's the outside and below, when coil circular telegram activity iron core shifts up, first spring and second spring can receive the effort and compress production tension to after the coil outage, under the tension of first spring and second spring, can make the activity iron core shift down, make the closing member can close the pipe fitting and block the medium, improved solenoid valve job stabilization nature.

Drawings

FIG. 1 is a cross-sectional view of a magnetic head body of the present invention;

FIG. 2 is a schematic view of the magnetic head main body according to the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a magnetic head main body; 2. a cover plate; 3. a fixed block; 4. a coil cavity; 5. a coil; 6. a first spring; 7. a lifting cavity; 8. a movable iron core; 9. a center pole; 10. an inner cavity of the iron core; 11. a second spring; 12. a pipe fitting; 13. a closure member; 14. a junction box; 15. a magnetism isolating kit; 16. a connecting member; 17. a lateral pressure chamber; 18. a third spring; 19. and (7) pressing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a formula solenoid valve magnetic head is inhaled to magnetism, including magnetic head main part 1, magnetic head main part 1's inside is provided with coil chamber 4 and lift chamber 7 respectively, coil chamber 4 sets up the outside at lift chamber 7, the inside in lift chamber 7 is provided with movable iron core 8, movable iron core 8's inside is provided with iron core inner chamber 10, iron core inner chamber 10's both sides all are provided with side pressure chamber 17, and iron core inner chamber 10 and side pressure chamber 17 intercommunication, the inside in side pressure chamber 17 is provided with third spring 18, and third spring 18 and movable iron core 8 welded connection, third spring 18 sets up to compression state, top briquetting 19 is installed to the below of third spring 18, and third spring 18 and top briquetting 19 welded connection.

Further, the inside of movable iron core 8 is provided with closing member 13, and closing member 13 wears out the inside of movable iron core 8, closing member 13 is connected with the closing piston of pipe fitting, make closing member 13's elevating movement can open or close pipe fitting 12, closing member 13 and top briquetting 19 fixed connection, second spring 11 is installed to closing member 13's top, and closing member 13 and second spring 11 welded connection, second spring 11 sets up in the inside of iron core inner chamber 10, second spring 11 adopts the steel of high strength to make, the fatigue strength of second spring 11 has been improved, the life of second spring 11 is increased.

Further, well core rod 9 is installed to second spring 11's top, and second spring 11 and well core rod 9 welded connection, well core rod 9 wears out movable iron core 8's inside, well core rod 9 is provided with the through-hole with 8 contact site of movable iron core, make movable iron core 8 can normally go up and down, well core rod 9's the outside is provided with first spring 6 along movable iron core 8's top, and first spring 6 and 8 welded connection of movable iron core, first spring 6 adopts the steel of high strength to make, the fatigue strength of first spring 6 has been improved, increase first spring 6's life.

Further, fixed block 3 is installed to well core rod 9's top, and well core rod 9 and fixed block 3 fixed connection, and apron 2 is installed to fixed block 3's top, and fixed block 3 and apron 2 pass through screw fixed connection, and apron 2 passes through screw fixed connection with magnetic head main part 1, and the setting of apron 2 is favorable to opening of magnetic head main part 1, the change of the internals of being convenient for.

Further, coil 5 is arranged inside coil cavity 4, coil 5 is fixedly connected with magnetic head main body 1, junction box 14 is installed on one side of magnetic head main body 1, magnetic head main body 1 is fixedly connected with junction box 14 through screws, and external power supply can be connected to coil 5 through arrangement of junction box 14, so that coil 5 is powered on, and stability of power supply of coil 5 is improved.

Further, a magnetism isolating sleeve piece 15 is installed below the magnetic head main body 1, the magnetic head main body 1 is fixedly connected with the magnetism isolating sleeve piece 15 through screws, the magnetism isolating sleeve piece 15 is made of silicon steel sheets, magnetic force conduction can be reduced, and working stability of the magnetic head main body 1 is improved.

Further, a connecting piece 16 is installed on the outer side of the magnetism isolating sleeve piece 15, the magnetism isolating sleeve piece 15 is fixedly connected with the connecting piece 16 through screws, the connecting piece 16 is connected through the screws, the magnetic head main body 1 is conveniently separated from the pipe fitting 12, convenience in overhauling the magnetic head main body 1 is facilitated, the pipe fitting 12 is installed below the connecting piece 16, the connecting piece 16 is fixedly connected with the pipe fitting 12 through bolts, the pipe fitting 12 is installed on a medium pipeline, and conveying of a medium can be controlled.

The working principle is as follows: during the use, when opening pipe fitting 12, to coil 5 circular telegram, produce the electromagnetic force and make movable iron core 8 upwards remove, closure member 13 follows movable iron core 8 upwards removal, first spring 6 and second spring 11 receive the effort to compress simultaneously and produce tension, thereby closure member 13 opens, make pipe fitting 12 open the medium and flow, when closing pipe fitting 12, to coil 5 outage, under the action of the gravity of movable iron core 8 and the tension of first spring 6, second spring 11, make closure member 13 downwards remove, thereby pipe fitting 12 closes and blocks the medium and flows, through the effect of third spring 18, elasticity top pressure briquetting 19, make closure member 13 receive the stable closure of top pressure effort, the leakproofness that pipe fitting 12 closed has been improved, increase movable iron core 8's stability.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a formula solenoid valve magnetic head is inhaled to magnetism, includes magnetic head main part (1), its characterized in that: the inside of magnetic head main part (1) is provided with coil chamber (4) and lift chamber (7) respectively, the inside in lift chamber (7) is provided with movable iron core (8), the inside of movable iron core (8) is provided with iron core inner chamber (10), the both sides of iron core inner chamber (10) all are provided with side pressure chamber (17), and iron core inner chamber (10) and side pressure chamber (17) intercommunication, the inside in side pressure chamber (17) is provided with third spring (18), and third spring (18) and movable iron core (8) welded connection, top briquetting (19) are installed to the below of third spring (18), and third spring (18) and top briquetting (19) welded connection.

2. A magnetic head of a magnetic attraction type electromagnetic valve according to claim 1, characterized in that: the inside of activity iron core (8) is provided with closure member (13), and closure member (13) wear out the inside of activity iron core (8), closure member (13) and top briquetting (19) fixed connection, second spring (11) are installed to the top of closure member (13), and closure member (13) and second spring (11) welded connection.

3. A magnetic head of a magnetic attraction type electromagnetic valve according to claim 2, characterized in that: center rod (9) are installed to the top of second spring (11), and second spring (11) and center rod (9) welded connection, the inside of activity iron core (8) is worn out in center rod (9), the top of activity iron core (8) is provided with first spring (6) along in the outside of center rod (9), and first spring (6) and activity iron core (8) welded connection.

4. A magnetic head of a magnetic attraction type electromagnetic valve according to claim 3, characterized in that: fixed block (3) are installed to the top of well core rod (9), and well core rod (9) and fixed block (3) fixed connection, apron (2) are installed to the top of fixed block (3), and fixed block (3) and apron (2) pass through screw fixed connection, apron (2) pass through screw fixed connection with magnetic head main part (1).

5. A magnetic head of a magnetic attraction type electromagnetic valve according to claim 1, characterized in that: the coil cavity (4) is internally provided with a coil (5), the coil (5) is fixedly connected with the magnetic head main body (1), one side of the magnetic head main body (1) is provided with a junction box (14), and the magnetic head main body (1) is fixedly connected with the junction box (14) through screws.

6. A magnetic head of a magnetic attraction type electromagnetic valve according to claim 1, characterized in that: a magnetism isolating sleeve piece (15) is installed below the magnetic head main body (1), and the magnetic head main body (1) is fixedly connected with the magnetism isolating sleeve piece (15) through screws.

7. A magnetic-type electromagnetic valve head according to claim 6, characterized in that: connecting piece (16) are installed in the outside of magnetism isolating sleeve spare (15), and magnetism isolating sleeve spare (15) and connecting piece (16) pass through screw fixed connection, pipe fitting (12) are installed to the below of connecting piece (16), and connecting piece (16) and pipe fitting (12) pass through bolt fixed connection.