CN212868461U

CN212868461U - High magnetic strength solenoid valve

Info

Publication number: CN212868461U
Application number: CN202021363608.8U
Authority: CN
Inventors: 陈迎宾; 汪加泰
Original assignee: Anhui Jietai Intelligent Technology Co ltd
Current assignee: Anhui Jietai Intelligent Technology Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-04-02
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a high magnetic strength solenoid valve, concretely relates to solenoid valve technical field, which comprises a valve body, the inside cavity that is provided with of valve body, the cavity top is fixed with electro-magnet and bottom and installs the disk seat, the valve opening has been seted up on the disk seat, the electro-magnet below is provided with and is fixed in magnetization-proof division board and a plurality of rubber division board on the cavity inner wall, magnetization-proof division board sets up in the top of a plurality of rubber division boards, the surface that the disk seat is located valve opening edge is provided with the rubber ring circle, the disk seat middle part is provided with the valve block mechanism that can reciprocate. The utility model discloses can delay the magnetization rate of the inside valve block of solenoid valve by a wide margin, promote the life of solenoid valve, and no matter when opening or closing, the fluid is everywhere can not influence the electromagnetic drive part at cavity top, has realized promptly that the reduction fluid that can be fine is to the influence of electro-magnet to the complete isolation at solenoid valve fluid and electromagnetic drive device.

Description

High magnetic strength solenoid valve

Technical Field

The utility model relates to a solenoid valve technical field, more specifically say, the utility model relates to a high magnetic strength solenoid valve.

Background

An Electromagnetic valve (Electromagnetic valve) is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, and belongs to an actuator. Used in industrial control systems to regulate the direction, flow, velocity and other parameters of a medium. The solenoid valve may be associated with different circuits to achieve the desired control.

The common electromagnetic valve has very high requirements on fluid, the viscosity of the fluid cannot be too high, the cleanliness of the fluid must be good, impurities cannot exist, the acidity and alkalinity of the fluid must be close to neutrality and the like, otherwise, parts in the valve can be blocked and do not work, and finally the performance of the electromagnetic valve is affected.

For example, the invention discloses a fuel gas isolated embedded electromagnetic valve disclosed in the Chinese patent CN 103322276A. A fuel gas isolated embedded electromagnetic valve comprises a valve body, wherein a stop iron is arranged at the upper part of the left side of the valve body, a moving rod is arranged below the stop iron and is connected with the valve body through a spring, the lower part of the moving rod is tightly contacted with a sealing valve port of the valve body through a sealing gasket, the sealing valve port of the valve body is communicated with an air inlet channel in the valve body, the moving rod is contacted with a guide pipe, an electromagnetic coil is arranged around the guide pipe, an embedded electromagnetic valve shell is arranged outside the electromagnetic coil, and when the electromagnetic coil is electrified, the stop iron attracts the moving rod to enable the sealing gasket to be; the isolated embedded electromagnetic valve disclosed by the invention cannot realize complete isolation of fluid and an electromagnetic driving device, and in the long-time use process, the phenomenon of magnetization easily occurs when the moving rod part is influenced by a magnetic field, so that the electromagnetic valve cannot be normally opened and closed, and the normal use of the electromagnetic valve is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a high magnetic strength solenoid valve, includes the valve body, the inside cavity that is provided with of valve body, the disk seat is installed to cavity top is fixed with electro-magnet and bottom, the valve opening has been seted up on the disk seat, the electro-magnet below is provided with and is fixed in preventing magnetization division board and a plurality of rubber division board on the cavity inner wall, prevent magnetization division board and set up in the top of a plurality of rubber division boards, the surface that the disk seat is located valve opening edge is provided with the rubber ring, the disk seat middle part is provided with the valve block mechanism that can reciprocate, disk seat edge is provided with fastening device with cavity bottom junction.

In a preferred embodiment, valve block mechanism includes the valve rod of fixed mounting in disk seat surface middle part, the outside of valve rod is located to the valve block movable sleeve, the seal groove has been seted up to the valve block bottom, the stopper is installed on the valve rod top, the height that highly is less than the rubber division board of stopper.

In a preferred embodiment, the seal groove is ring shape setting, the valve opening is located the seal groove under, works as when the valve block covers in the disk seat surface, rubber ring outer wall and seal groove inner wall are laminated mutually.

In a preferred embodiment, the fastening mechanism includes a fastening ring plate disposed at the edge of the valve seat and integrally disposed with the valve seat, and a fastening screw penetrating through the valve body, a fastening groove is disposed at the edge of the bottom of the cavity, the fastening groove is filled with a sealing filler, the fastening ring plate is located right above the sealing filler, and the fastening screw penetrates through the valve body, the sealing filler layer, and the fastening ring plate in sequence.

In a preferred embodiment, the valve rod is provided in a prism shape, and the valve plate is provided with a through hole attached to an outer wall of the valve rod.

In a preferred embodiment, the valve body comprises an upper valve body and a lower valve body, the upper valve body and the lower valve body are detachably connected through threads, and the fastening mechanism and the valve seat are arranged inside the lower valve body.

In a preferred embodiment, the valve body is connected with an input pipe on one side and an output pipe on the bottom.

The utility model discloses a technological effect and advantage:

the utility model discloses can delay the magnetization rate of the inside valve block of solenoid valve by a wide margin, promote the life of solenoid valve, and no matter when opening or closing, the fluid is everywhere can not influence the electromagnetic drive part at cavity top, has realized promptly that the reduction fluid that can be fine is to the influence of electro-magnet to the complete isolation at solenoid valve fluid and electromagnetic drive device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of a detailed structure of the position a in fig. 1 according to the present invention.

Fig. 3 is a schematic top view of the valve seat of the present invention.

Fig. 4 is a schematic view of the structure of the valve plate part of the present invention.

The reference signs are: the valve comprises a valve body 1, a valve seat 2, an electromagnet 3, an antimagnetic isolating plate 4, a rubber isolating plate 5, a rubber ring 6, a valve sheet 7 mechanism, a fastening mechanism 8, a valve rod 9, a sealing groove 10, a limiting block 11, a fastening ring plate 12, a fastening groove 13, a sealing filler 14, a through hole 15, an upper valve body 16, a lower valve body 17, an input pipe 18, an output pipe 19, a cavity 20, a valve hole 21, a fastening screw 22 and a valve sheet 23.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

As shown in fig. 1, the high magnetic strength electromagnetic valve comprises a valve body 1, a cavity 20 is arranged inside the valve body 1, an electromagnet 3 is fixed at the top of the cavity 20, a valve seat 2 is arranged at the bottom of the cavity 20, a valve hole 21 is formed in the valve seat 2, an anti-magnetization isolation plate 4 and a plurality of rubber isolation plates 5 are arranged below the electromagnet 3 and fixed on the inner wall of the cavity 20, the anti-magnetization isolation plate 4 is arranged above the plurality of rubber isolation plates 5, a rubber ring 6 is arranged on the surface of the valve seat 2 at the edge of the valve hole 21, a valve sheet mechanism 7 capable of moving up and down is arranged in the middle of the valve seat 2, and the anti-magnetization isolation plate 4 is arranged between a magnetic sheet and the electromagnet 3, so that the magnetization;

as shown in fig. 1, the valve sheet mechanism 7 includes a valve rod 9 fixedly installed in the middle of the surface of the valve seat 2, the valve sheet 23 is movably sleeved outside the valve rod 9, and in the working process of the electromagnet 3, the valve sheet 23 can move up and down on the valve rod 9 along with the change of the working state of the electromagnet 3;

the top end of the valve rod 9 is provided with a limiting block 11, the height of the limiting block 11 is lower than that of the rubber isolation plate 5, and the limiting block 11 can prevent the valve sheet 23 from falling off from the valve rod 9;

as shown in fig. 1, 3 and 4, a sealing groove 10 is formed at the bottom of the valve plate 23, the sealing groove 10 is arranged in a circular shape, the valve hole 21 is located right below the sealing groove 10, when the valve plate 23 covers the surface of the valve seat 2, the outer wall of the rubber ring 6 is attached to the inner wall of the sealing groove 10, that is, the whole rubber ring 6 is tightly attached to the sealing groove 10, the valve hole 21 is isolated from the space above the valve plate 23, so that the space above the cavity 20 is isolated from the bottom, and the valve is closed;

as shown in fig. 1, one side of the valve body 1 is communicated with an input pipe 18 and the bottom is communicated with an output pipe 19, the top end of the valve rod 9 is higher than the input pipe 18, that is, the height of the rubber isolation plate 5 is higher than the height of the input pipe 18, so that the electromagnetic valve can realize the complete isolation of fluid and the electromagnetic driving device in the valve operation process;

a fastening mechanism 8 is arranged at the joint of the edge of the valve seat 2 and the bottom of the cavity 20;

as shown in fig. 2-4, the fastening mechanism 8 includes a fastening ring plate 12 disposed at the edge of the valve seat 2 and integrally disposed with the valve seat 2, and a fastening screw 22 penetrating through the valve body 1, a fastening groove 13 is disposed at the bottom edge of the inner cavity of the cavity 20, a sealing filler 14 is filled in the fastening groove 13, the fastening ring plate 12 is located right above the sealing filler 14, and the fastening screw 22 sequentially penetrates through the valve body 1, the layer of the sealing filler 14, and the fastening ring plate 12;

on the basis, namely the valve seat 2 penetrates through the valve body 1 through the fastening screw 22 and is inserted into the fastening ring plate 12 to complete fixed installation, the sealing filler 14 can ensure the sealing performance of the fastening ring plate 12 when the valve plate 23 is attached to the surface of the valve seat 2, fluid is prevented from leaking from the fastening ring plate 12 and the fastening groove 13, the fastening groove 13 is arranged for arranging the sealing filler 14, and the fastening ring plate 12 is connected more tightly after being pressed downwards, so that the sealing performance is good;

the valve rod 9 is arranged in a prism shape, the valve plate 23 is provided with a through hole 15 which is attached to the outer wall of the valve rod 9, and the valve plate 23 is more stable and cannot shake left and right when moving up and down on the valve rod 9;

the valve body 1 comprises an upper valve body 16 and a lower valve body 17, the upper valve body 16 and the lower valve body 17 are detachably connected through threads, the fastening mechanism 8 and the valve seat 2 are arranged inside the lower valve body 17, the upper part and the lower part are separated, and meanwhile, the valve seat 2 is detachably mounted by using the fastening mechanism, so that a user can maintain and replace the inside of the valve seat more conveniently, the operation is simple, and the operation is easy to operate;

in the working process, when the electromagnet 3 is electrified to generate a magnetic field, the adsorption valve sheet 23 moves upwards outside the valve rod 9, the sealing groove 10 at the bottom of the valve sheet 23 is separated from the rubber ring 6, the space below and above the valve hole 21 is communicated, fluid at the input pipe 18 can enter the cavity 20 and is discharged from the output pipe 19, in the process, a plurality of rubber isolation plates 5 can isolate the fluid from the electromagnetic driving device, and because the air pressure in the chamber 20 is larger, the rubber isolation plate 5 will generate a certain deformation upwards, after the electromagnet 3 is closed, the air pressure recovers, the deformation of the rubber isolation plate 5 recovers, the air is driven to flow to generate downward pressure on the valve plate 23, the valve plate 23 is reset by matching the gravity of the valve plate 23, and a user can repair and replace elements in the cavity 20 by detaching the upper valve body 16 and the lower valve body 17.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims

1. The utility model provides a high magnetic strength solenoid valve, includes the valve body, the inside cavity that is provided with of valve body, the disk seat is installed to the cavity top is fixed with electro-magnet and bottom, the valve opening has been seted up on the disk seat, its characterized in that: the utility model discloses a valve seat, including electro-magnet, valve seat, valve hole edge, valve block, valve seat middle part, the electro-magnet below is provided with magnetization-proof division board and a plurality of rubber division board that are fixed in on the cavity inner wall, magnetization-proof division board sets up in the top of a plurality of rubber division boards, the surface that the valve seat is located valve hole edge is provided with the rubber ring, the valve block mechanism that can reciprocate is provided with in the valve seat middle part, valve seat edge and cavity bottom junction.

2. A high magnetic strength solenoid valve according to claim 1 wherein: the valve block mechanism comprises a valve rod fixedly installed in the middle of the surface of the valve seat, the valve block is movably sleeved outside the valve rod, a sealing groove is formed in the bottom of the valve block, a limiting block is installed at the top end of the valve rod, and the height of the limiting block is lower than that of the rubber isolation plate.

3. A high magnetic strength solenoid valve according to claim 2 wherein: the seal groove is ring shape setting, the valve opening is located the seal groove under, works as when the valve block covers in the disk seat surface, rubber ring outer wall and seal groove inner wall laminate mutually.

4. A high magnetic strength solenoid valve according to claim 1 wherein: the fastening mechanism comprises a fastening ring plate and a fastening screw, the fastening ring plate is arranged at the edge of the valve seat and is integrated with the valve seat, the fastening screw penetrates through the valve body, the sealing filler layer and the fastening ring plate, a fastening groove is formed in the edge of the bottom of the cavity, sealing filler is filled in the fastening groove, the fastening ring plate is located right above the sealing filler, and the fastening screw penetrates through the valve body, the sealing filler layer and the fastening ring plate in sequence.

5. A high magnetic strength solenoid valve according to claim 2 wherein: the valve rod is set to be prism-shaped, and a through hole attached to the outer wall of the valve rod is formed in the valve block.

6. A high magnetic strength solenoid valve according to claim 1 wherein: the valve body includes valve body and lower valve body, go up the valve body and pass through the screw thread and can dismantle the connection with lower valve body, fastening device and disk seat set up in the inside of valve body down.

7. A high magnetic strength solenoid valve according to claim 2 wherein: one side of the valve body is communicated with an input pipe, the bottom of the valve body is communicated with an output pipe, and the top end of the valve rod is higher than the input pipe.