CN217401700U

CN217401700U - Pressure regulating electromagnetic valve

Info

Publication number: CN217401700U
Application number: CN202220034080.2U
Authority: CN
Inventors: 赵文骏
Original assignee: Shanghai Yun'an Solenoid Valve Co ltd
Current assignee: Shanghai Yun'an Solenoid Valve Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-09-09
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a pressure regulating solenoid valve, which comprises a valve body, the disk seat is installed on the top of valve body, the valve gap is installed through the bolt in the upper end of disk seat, the up end center department of valve gap installs the guide head, the inside of guide head is equipped with the cavity, the inside of cavity is equipped with movable iron core, movable ejector pin is installed to the top screw thread of guide head, the bottom of activity ejector pin runs through guide head and activity iron core in proper order, and extend to inside, first spring is installed to the bottom of activity ejector pin, the valve rod is installed to the bottom of first spring, the bottom of valve rod runs through inside the valve gap extends to the valve body, and the cover is equipped with piston seal spare, piston seal spare's upper end cover is equipped with the piston, the valve rod is equipped with the second spring at the upper pot head that is close to the piston. The pressure regulating solenoid valve has the advantages of simple and reasonable structure, novel design, simple and convenient operation, capability of effectively improving the automatic pressure regulating effect of the solenoid valve, greatly prolonged service life of the solenoid valve and higher practical value.

Description

Pressure regulating electromagnetic valve

Technical Field

The utility model relates to a solenoid valve technical field specifically is a pressure regulating solenoid valve.

Background

The solenoid valve is the industrial equipment with electromagnetic control, is the automatic basic component who is used for controlling fluid, belongs to the executor, and current solenoid valve can't adjust pressure, when resulting in the inside medium pressure of solenoid valve too big, can cause the damage to the internal component of solenoid valve, and then has reduced the life of solenoid valve. Therefore, we improve the above and provide a pressure regulating solenoid valve.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a pressure regulating solenoid valve, which comprises a valve body, the disk seat is installed on the top of valve body, the valve gap is installed through the bolt in the upper end of disk seat, the up end center department of valve gap installs the guide head, the inside of guide head is equipped with the cavity, the inside of cavity is equipped with movable iron core, movable ejector pin is installed to the top screw thread of guide head, the bottom of activity ejector pin runs through guide head and movable iron core in proper order to extend to inside, first spring is installed to the bottom of activity ejector pin, the valve rod is installed to the bottom of first spring, the bottom of valve rod runs through inside the valve gap extends to the valve body to the cover is equipped with piston seal spare, piston seal spare's upper end cover is equipped with the piston, the valve rod is equipped with the second spring at the upper pot head that is close to the piston.

As an optimal technical scheme of the utility model, lead first internally mounted and have the solenoid valve coil, lead the outside of head and install the terminal box.

As a preferred technical scheme of the utility model, the baffle is installed to inside one side of valve body, one side and the valve body inner wall of baffle form the choking, just the mutual block of choking and piston seal spare.

As an optimal technical scheme of the utility model, the piston is the rubber material, just the external diameter of piston is less than the internal diameter of disk seat size.

As a preferred technical scheme of the utility model, the ring flange is all installed at the both ends of valve body, just a plurality of mounting holes have been seted up on the ring flange.

As a preferred technical scheme of the utility model, valve body, ring flange, disk seat and valve gap are the metal material, just the surface of valve body, ring flange, disk seat and valve gap all scribbles anti rust coating.

As a preferred technical scheme of the utility model, disk seat and valve gap junction are equipped with seal ring, just seal ring is the rubber material

The beneficial effects of the utility model are that:

1. the pressure regulating electromagnetic valve has the advantages that through the mutual matching of the electromagnetic valve coil, the movable iron core, the movable ejector rod and the first spring, when the electromagnetic valve coil is electrified, the electromagnetic valve coil generates magnetic force, and then the valve rod is lifted, so that the piston sealing piece is lifted from a plugging position, a medium in the valve body enters a next section of pipeline, when the electromagnetic valve coil is powered off, the valve rod automatically falls down through the elastic force of the spring, the plugging position is plugged by the piston sealing piece, the medium is prevented from entering the next section of pipeline, through the mutual matching of the first spring and the second spring, when the medium pressure in the valve body is large, the medium jacks up the piston sealing piece, the pressure of the piston sealing piece is automatically released, and when the medium pressure in the valve body is normal, the piston sealing piece at the bottom of the valve rod is jacked back to the original position due to the elastic force of the spring;

2. this kind of pressure regulating solenoid valve through the installation piston, when avoiding the piston seal piece to open, the inside medium of valve body is gone out from disk seat and valve gap junction seepage, and then reduces the result of use of solenoid valve, and through the installation terminal box, convenient to use person is to solenoid valve connecting wire, the utility model has the advantages of simple and reasonable structure, the modern design, easy operation is convenient, can effectively improve the automatic pressure regulating effect of solenoid valve, has improved the life of solenoid valve greatly, has higher practical value.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic perspective view of a pressure regulating solenoid valve according to the present invention;

fig. 2 is a schematic front sectional view of a pressure regulating solenoid valve according to the present invention;

fig. 3 is a schematic side sectional view of a pressure regulating solenoid valve according to the present invention;

fig. 4 is a schematic top view of the pressure regulating solenoid valve of the present invention.

In the figure: 1. a valve body; 2. a flange plate; 3. a valve seat; 4. a valve cover; 5. a guide head; 6. a movable ejector rod; 7. a junction box; 8. a baffle plate; 9. plugging the opening; 10. a valve stem; 11. a second spring; 12. a piston seal; 13. a piston; 14. a solenoid valve coil; 15. a first spring; 16. A movable iron core; 17. a cavity.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-4, the pressure regulating solenoid valve of the present invention comprises a valve body 1, a valve seat 3 is installed on the top end of the valve body 1, the upper end of the valve seat 3 is provided with a valve cover 4 through a bolt, the center of the upper end surface of the valve cover 4 is provided with a guide head 5, a cavity 17 is arranged in the guide head 5, a movable iron core 16 is arranged in the cavity 17, the top end of the guide head 5 is provided with a movable mandril 6 by screw thread, the bottom end of the movable mandril 6 sequentially penetrates through the guide head 5 and the movable iron core 16, and extends to the inside, a first spring 15 is installed at the bottom end of the movable ejector rod 6, a valve rod 10 is installed at the bottom end of the first spring 15, the bottom end of the valve rod 10 extends to the inside of the valve body 1 through the valve cover 4, and is fitted with the piston seal 12, the upper end of the said piston seal 12 is fitted with the piston 13, the said valve stem 10 is fitted with the second spring 11 close to the upper end of the piston 13.

Wherein, leading 5 internally mounted has solenoid valve coil 14, terminal box 7 is installed to the outside of leading 5, through installation solenoid valve coil 14 for when solenoid valve coil 14 circular telegram, solenoid produced the electromagnetic force and lifted valve rod 10, makes piston seal 12 open, through installation terminal box 7, convenient to use person connecting wire.

Wherein, baffle 8 is installed to inside one side of valve body 1, one side of

baffle

8 and 1 inner wall of valve body form stifled mouthful 9, just stifled mouthful 9 and the mutual block of piston sealing member 12, through installation baffle 8 for when the medium entered into valve body 1, piston sealing member 12 did not mention then the medium can not get into next section pipeline.

Wherein, piston 13 is the rubber material, just the external diameter size of piston 13 is less than the internal diameter size of disk seat 3, through setting up piston 13 to the rubber material, and the external diameter size is less than the internal diameter size of disk seat 3, avoids the inside medium of valve body 1 when piston seal 12 is opened, from the seepage between disk seat 3 and valve gap 4.

Wherein, ring flange 2 is all installed at the both ends of valve body 1, just a plurality of mounting holes have been seted up on the ring flange 2, through mounting ring flange 2, and seted up a plurality of mounting holes, convenient to use person connects valve body 1.

Wherein, valve body 1, ring flange 2, disk seat 3 and valve gap 4 are the metal material, just the surface of valve body 1, ring flange 2, disk seat 3 and valve gap 4 all scribbles anti rust coating, through setting up valve body 1, ring flange 2, disk seat 3 and valve gap 4 into the metal material, and the surface scribbles anti rust coating, has improved the life of solenoid valve greatly.

Wherein, disk seat 3 and valve gap 4 junction are equipped with seal ring, just seal ring is the rubber material, through set up seal ring in disk seat 3 and valve gap 4 junction, has improved the sealed effect of solenoid valve.

The working principle is as follows: when the pressure regulating electromagnetic valve is used, whether each mechanism in the pressure regulating electromagnetic valve is complete or not is firstly checked, then the electromagnetic valve is connected, through the mutual matching of the electromagnetic valve coil 14, the movable iron core 16, the movable ejector rod 6 and the first spring 15, when the electromagnetic valve coil 14 is electrified, the electromagnetic valve coil 14 generates magnetic force, and then the valve rod 10 is lifted, so that the piston sealing piece 12 is lifted from the plugging port 9, a medium in the valve body 1 enters the next section of pipeline, when the electromagnetic valve coil 14 is powered off, the valve rod 10 automatically falls down through the elastic force of the spring, so that the plugging port 9 is plugged by the piston sealing piece 12, the medium is prevented from entering the next section of pipeline, through the mutual matching of the first spring 15 and the second spring 11, when the medium pressure in the valve body 1 is higher, the medium jacks up the piston sealing piece 12 to automatically release pressure, when the medium pressure in the valve body 1 is normal, because the elasticity of spring pushes up the piston seal 12 home position of valve rod 10 bottom to adjust the inside pressure of solenoid valve, improve the life of solenoid valve, the utility model discloses, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively improve the automatic pressure regulating effect of solenoid valve, has improved the life of solenoid valve greatly, has higher practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pressure regulating solenoid valve, includes valve body (1), its characterized in that, disk seat (3) are installed on the top of valve body (1), valve gap (4) are installed through the bolt in the upper end of disk seat (3), the up end center department of valve gap (4) installs guide head (5), the inside of guide head (5) is equipped with cavity (17), the inside of cavity (17) is equipped with movable iron core (16), movable ejector pin (6) is installed to the top screw thread of guide head (5), the bottom of activity ejector pin (6) runs through guide head (5) and movable iron core (16) in proper order to extend to inside, first spring (15) is installed to the bottom of activity ejector pin (6), valve rod (10) are installed to the bottom of first spring (15), the bottom of valve rod (10) runs through valve gap (4) and extends to valve body (1) inside, and is equipped with piston sealing member (12) in a sleeving manner, the upper end of the piston sealing member (12) is equipped with a piston (13) in a sleeving manner, and the upper end of the valve rod (10) close to the piston (13) is equipped with a second spring (11) in a sleeving manner.

2. The pressure regulating solenoid valve according to claim 1, wherein the solenoid coil (14) is installed inside the guide head (5), and the junction box (7) is installed outside the guide head (5).

3. The pressure regulating electromagnetic valve according to claim 1, characterized in that a baffle (8) is installed on one side of the interior of the valve body (1), a blocking opening (9) is formed between one side of the baffle (8) and the inner wall of the valve body (1), and the blocking opening (9) is mutually clamped with the piston sealing element (12).

4. The pressure-regulating electromagnetic valve according to claim 1, characterized in that the piston (13) is made of rubber, and the outer diameter of the piston (13) is smaller than the inner diameter of the valve seat (3).

5. The pressure regulating electromagnetic valve according to claim 1, wherein the two ends of the valve body (1) are respectively provided with a flange (2), and the flange (2) is provided with a plurality of mounting holes.

6. The pressure regulating electromagnetic valve according to claim 1, characterized in that the valve body (1), the flange (2), the valve seat (3) and the valve cover (4) are made of metal, and the surfaces of the valve body (1), the flange (2), the valve seat (3) and the valve cover (4) are coated with antirust coatings.

7. The pressure regulating electromagnetic valve according to claim 1, wherein a sealing gasket is arranged at the joint of the valve seat (3) and the valve cover (4), and the sealing gasket is made of rubber.