CN214534507U

CN214534507U - High-speed solenoid valve iron core structure

Info

Publication number: CN214534507U
Application number: CN202120540430.8U
Authority: CN
Inventors: 王超; 李洁; 王建武; 毕路鑫
Original assignee: Jiangyin Junchuang Zhicheng Technology Research Co ltd
Current assignee: Jiangyin Junchuang Zhicheng Technology Research Co ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-10-29
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a high-speed solenoid valve core structure, which comprises a valve body, one side position department of valve body is provided with valve shell, and through bolt fixedly connected with connecting pipe between valve body and the valve shell, through bolt fixedly connected with safety cover on one side inner wall of valve body, the inside of safety cover is around being equipped with solenoid, the welding of one side inner wall central point department of position of valve body has decides the iron core, the welding has the spring on one side outer wall of deciding the iron core. This high-speed solenoid valve core structure through inside first blotter and the second blotter of valve case, can cushion the valve plate of high-speed removal in-process, avoids the valve plate atress impact wear of high-speed removal to cause the problem that the valve plate precision reduces, improves the protective capacities to the valve plate, increase of service life, through the sponge circle in the pipe box with lubricating oil save and the conduction, lubricating oil lubricates the valve rod, guarantees the smooth and easy nature of removal.

Description

High-speed solenoid valve iron core structure

Technical Field

The utility model relates to a solenoid valve technical field specifically is a high-speed solenoid valve iron core structure.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, is not limited to hydraulic pressure and pneumatics, and is used for adjusting the direction, flow rate, speed and other parameters of a medium in an industrial control system.

However, when the existing high-speed electromagnetic valve is controlled to be opened and closed, the valve plate in the high-speed electromagnetic valve moves at a high speed, and the valve plate moving at a high speed is easily abraded by impact, so that the precision of the valve plate is reduced, the problem that the closing sealing performance of the electromagnetic valve is poor is caused, the valve plate moving at a high speed is difficult to protect, and the problem that the iron core in the electromagnetic valve moves unstably under the action of magnetic traction force also occurs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed solenoid valve core structure to propose current high-speed solenoid valve when carrying out switching control among the solution above-mentioned background art, the inside valve plate of high-speed solenoid valve can remove at a high speed, and the valve plate that removes at a high speed receives striking wearing and tearing easily, thereby reduces the precision of valve plate, causes the poor problem of the closed leakproofness of solenoid valve, is difficult to protect the valve plate that removes at a high speed, and the unstable problem of removal also can appear in the iron core in the solenoid valve under the effect of magnetism traction force.

In order to achieve the above object, the utility model provides a following technical scheme: a high-speed electromagnetic valve core structure comprises a valve body, wherein a valve shell is arranged at one side position of the valve body, a connecting pipe is fixedly connected between the valve body and the valve shell through a bolt, a protective cover is fixedly connected on the inner wall of one side of the valve body through a bolt, an electromagnetic coil is wound inside the protective cover, a fixed iron core is welded at the central position of the inner wall of one side of the valve body, a spring is welded on the outer wall of one side of the fixed iron core, a movable iron core is welded at one end, far away from the fixed iron core, of the spring, a valve rod is welded at the central position of the outer wall of one side, far away from the spring, of the movable iron core, a piston disc is arranged at one end of the valve rod, a valve plate is arranged on the outer wall of one side, far away from the valve rod, of the outer wall of one side of the fixed iron core, near the spring, a limiting rod sleeve is welded at one side of the outer wall of the movable iron core, the utility model discloses a valve, including rod cover, valve plate, ball, limiting plate, connecting pipe, screw, pipe cover, inner hole, the hole has been seted up on one side outer wall of rod cover, the embedding has the ball on one side inner wall of hole, the embedding has first blotter on one side inner wall of valve shell, one side position department that is close to the valve plate on one side inner wall of valve shell has the limiting plate through bolt fixedly connected with, one side position department that is close to first blotter on one side outer wall of limiting plate has the second blotter, through bolt fixedly connected with pipe box on one side outer wall of connecting pipe, the top of pipe box closes to be connected with the tube cap through the screw soon, and the inside of pipe box has seted up the inner chamber, the inside embedding of inner chamber has the sponge circle, the embedding has the sponge pad on one side inner wall of connecting pipe.

Preferably, the number of the protection covers is two, and the two protection covers are symmetrically arranged on the inner wall of one side of the valve body.

Preferably, the limiting rod penetrates through the inner hole, and the limiting rod is in contact with the ball.

Preferably, the piston disc is moved in a piston-like manner within the valve housing.

Preferably, the limiting rods are four in number, and the four limiting rods are symmetrically arranged on the outer wall of one side of the fixed iron core.

Preferably, the sponge ring is connected with the sponge cushion.

Compared with the prior art, the beneficial effects of the utility model are that: this high-speed solenoid valve core structure, through inside first blotter and the second blotter of valve case, can cushion the valve plate of high-speed removal in-process, the valve plate atress impact wear of avoiding high-speed removal causes the problem that the valve plate precision reduces, improve the protective capability to the valve plate, increase of service life, save lubricating oil and conduction through the sponge circle in the pipe box, lubricating oil lubricates the valve rod, guarantee the smooth and easy nature of removal, reduce frictional resistance, through mutually supporting of gag lever post and rod cover, can guarantee to move the stable removal of iron core under the towed effect of magnetism, and then guarantee the stability that the valve rod removed.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a side view of the rod cover of the present invention;

FIG. 3 is a schematic view of the internal structure of the pipe sleeve according to the present invention;

figure 4 is a cross-sectional view of a valve housing of the present invention;

fig. 5 is a front view of the pipe sleeve of the present invention.

In the figure: 1. a valve body; 2. a valve housing; 3. a connecting pipe; 4. a protective cover; 5. an electromagnetic coil; 6. fixing an iron core; 7. a spring; 8. a movable iron core; 9. a valve stem; 10. a piston disc; 11. a valve plate; 12. a limiting rod; 13. a rod sleeve; 14. an inner bore; 15. a ball bearing; 16. a first cushion pad; 17. a limiting plate; 18. a second cushion pad; 19. pipe sleeve; 20. a tube cover; 21. an inner cavity; 22. a sponge ring; 23. a spongy cushion.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a high-speed electromagnetic valve core structure comprises a valve body 1, a valve shell 2 is arranged at one side position of the valve body 1, a connecting pipe 3 is fixedly connected between the valve body 1 and the valve shell 2 through a bolt, a protective cover 4 is fixedly connected on one side inner wall of the valve body 1 through a bolt, an electromagnetic coil 5 is wound inside the protective cover 4, a fixed iron core 6 is welded at the central position of one side inner wall of the valve body 1, a spring 7 is welded on one side outer wall of the fixed iron core 6, a movable iron core 8 is welded at one end, far away from the fixed iron core 6, of the spring 7, a valve rod 9 is welded at the central position of one side outer wall, far away from the spring 7, of the movable iron core 8, a piston disc 10 is arranged at one end of the valve rod 9, a valve plate 11 is arranged on one side outer wall, far away from the valve rod 9, of the piston disc 10, a limiting rod 12 is welded at one side position, close to the spring 7, of one side outer wall of the fixed iron core 6, a rod sleeve 13 is fixedly connected on one side outer wall of the movable iron core 8 through a bolt, seted up hole 14 on one side outer wall of rod cover 13, the embedding has ball 15 on one side inner wall of hole 14, the embedding has first blotter 16 on one side inner wall of valve housing 2, one side position department that is close to valve plate 11 on one side inner wall of valve housing 2 passes through bolt fixedly connected with limiting plate 17, one side position department embedding that is close to first blotter 16 on one side outer wall of limiting plate 17 has second blotter 18, through bolt fixedly connected with pipe box 19 on one side outer wall of connecting pipe 3, the top of pipe box 19 closes with tube cap 20 through the screw thread soon, and the inside of pipe box 19 has seted up inner chamber 21, the inside embedding of inner chamber 21 has sponge circle 22, the embedding has sponge pad 23 on one side inner wall of connecting pipe 3.

The utility model discloses in: the number of the protective covers 4 is two, and the two protective covers 4 are symmetrically arranged on the inner wall of one side of the valve body 1; so as to provide opposite magnetic pull force.

The utility model discloses in: the limiting rod 12 penetrates through the inner hole 14, and the limiting rod 12 is in contact with the ball 15; reducing the friction force for the movement of the stopper rod 12.

The utility model discloses in: the piston disc 10 moves in a piston-like manner inside the valve housing 2; ensuring stability of the piston disc 10 movement.

The utility model discloses in: the number of the limiting rods 12 is four, and the four limiting rods 12 are symmetrically arranged on the outer wall of one side of the fixed iron core 6; the stability of the movement of the fixed iron core 6 is ensured.

The utility model discloses in: the sponge ring 22 is connected with the sponge cushion 23; the stable output of lubricating oil is convenient.

The working principle is as follows: when the electromagnetic valve is used, the valve body 1 and the valve shell 2 are installed and fixed, the pipe cover 20 on the pipe sleeve 19 is opened, lubricating oil is poured into an inner cavity 21 in the pipe sleeve 19, an external power supply is connected, the electromagnetic coil 5 is electrified to generate magnetism, the movable iron core 8 moves under the action of magnetic attraction, the spring 7 is stressed and stretched, the movable iron core 8 drives the piston disc 10 to move in the valve shell 2 through the valve rod 9, the piston disc 10 drives the valve plate 11 to move, when the valve plate 11 moves to the outlet of the valve shell 2, the valve plate 11 blocks the outlet to realize the closing of the electromagnetic valve, when the movable iron core 8 impacts the valve plate 11 on the second buffer pad 18 under the action of high-speed traction force, the second buffer pad 18 buffers impact force, the problem that the valve plate 11 is impacted and damaged under the high-speed movement is avoided, the protection capability of the valve plate 11 is improved, the service life of the valve plate 11 is prolonged, and in the process that the valve rod 9 runs through and moves, valve rod 9 contact friction foam-rubber cushion 23, on the lubricating oil on the sponge circle 22 flowed to foam-rubber cushion 23, lubricating oil lubricated valve rod 9, guaranteed the smoothness nature of removal, reduced frictional resistance.

In summary, the following steps: this high-speed solenoid valve core structure, through the inside first blotter 16 and the second blotter 18 of valve casing 2, can cushion the valve plate 11 of high-speed removal in-process, the problem of valve plate 11 precision reduction that causes valve plate 11 is strikeed to wearing and tearing to the valve plate 11 atress of avoiding high-speed removal, improve the protective capacities to valve plate 11, increase of service life, sponge circle 22 through in the pipe box 19 stores lubricating oil and conducts, lubricating oil lubricates valve rod 9, guarantee the smooth and easy nature of removal, reduce frictional resistance, through mutually supporting of gag lever post 12 and rod cover 13, can guarantee to move iron core 8 steady removal under the tractive effect of magnetism, and then guarantee the stability that valve rod 9 removed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-speed solenoid valve iron core structure, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve shell (2) is arranged at one side position of the valve body (1), a connecting pipe (3) is fixedly connected between the valve body (1) and the valve shell (2) through a bolt, a protective cover (4) is fixedly connected to one side inner wall of the valve body (1) through a bolt, an electromagnetic coil (5) is wound inside the protective cover (4), a fixed iron core (6) is welded at the central position of one side inner wall of the valve body (1), a spring (7) is welded at the outer wall of one side of the fixed iron core (6), a movable iron core (8) is welded at one end, far away from the fixed iron core (6), of the spring (7), a valve rod (9) is welded at the central position of one side outer wall, far away from the spring (7), of the movable iron core (8), a piston disc (10) is arranged at one end of the valve rod (9), and a valve plate (11) is arranged at one side outer wall, far away from the valve rod (9), of the piston disc (10), the valve is characterized in that a limiting rod (12) is welded at a position close to one side of a spring (7) on the outer wall of one side of the fixed iron core (6), a rod sleeve (13) is fixedly connected to one side of the movable iron core (8) through a bolt, an inner hole (14) is formed in the outer wall of one side of the rod sleeve (13), a ball (15) is embedded in the inner wall of one side of the inner hole (14), a first cushion pad (16) is embedded in the inner wall of one side of the valve housing (2), a limiting plate (17) is fixedly connected to one side of the inner wall of one side of the valve housing (2) close to the valve plate (11) through a bolt, a second cushion pad (18) is embedded in a position close to one side of the first cushion pad (16) on the outer wall of one side of the limiting plate (17), a pipe sleeve (19) is fixedly connected to the outer wall of one side of the connecting pipe (3), and a pipe cover (20) is screwed to the top of the pipe sleeve (19) through a thread, an inner cavity (21) is formed in the pipe sleeve (19), a sponge ring (22) is embedded in the inner cavity (21), and a sponge pad (23) is embedded in the inner wall of one side of the connecting pipe (3).

2. The iron core structure of the high-speed electromagnetic valve according to claim 1, characterized in that: the two protective covers (4) are arranged on the inner wall of one side of the valve body (1) symmetrically.

3. The iron core structure of the high-speed electromagnetic valve according to claim 1, characterized in that: the limiting rod (12) penetrates through the inner hole (14), and the limiting rod (12) is in contact with the ball (15).

4. The iron core structure of the high-speed electromagnetic valve according to claim 1, characterized in that: the piston disc (10) moves in a piston-like manner within the valve housing (2).

5. The iron core structure of the high-speed electromagnetic valve according to claim 1, characterized in that: the limiting rods (12) are four in number, and the four limiting rods (12) are symmetrically arranged on the outer wall of one side of the fixed iron core (6).

6. The iron core structure of the high-speed electromagnetic valve according to claim 1, characterized in that: the sponge ring (22) is connected with the sponge cushion (23).