CN215806675U

CN215806675U - Coil transverse electromagnetic valve

Info

Publication number: CN215806675U
Application number: CN202121654785.6U
Authority: CN
Inventors: 杉浦博之
Original assignee: Takasago Electric Suzhou Co Ltd
Current assignee: Takasago Electric Suzhou Co Ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-02-11
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a coil transverse electromagnetic valve which comprises a valve body and an electromagnetic driving part which are fixedly connected, wherein a valve cavity is arranged in the valve body, a liquid inlet and a liquid outlet which are communicated with the valve cavity are arranged at the bottom of the valve cavity, an opening and closing assembly for opening and closing the liquid inlet is arranged in the valve cavity, and the opening and closing assembly is connected with the electromagnetic driving part. The electromagnetic driving part comprises a housing, a moving part and an electromagnetic coil are arranged in the housing, the moving part is located above the valve cavity, the electromagnetic coil is located on one side of the valve cavity, the moving part is fixedly connected with the opening and closing assembly, and the electromagnetic coil is used for driving the moving part to move up and down. The solenoid valve with the transverse coil ensures the function of the solenoid valve, reduces the overall height of the solenoid valve and improves the use flexibility of the solenoid valve.

Description

Coil transverse electromagnetic valve

Technical Field

The utility model relates to the field of electromagnetic valves, in particular to a solenoid valve with a transversely arranged coil.

Background

Solenoid valves are the basic element of automation for electromagnetically controlling fluids, and are commonly used in industrial control systems to regulate the direction, flow, velocity, or other parameters of fluids. The working principle of the electromagnetic valve is that the electromagnetic coil drives the electromagnetic driving piece to operate so as to realize the communication between the chamber and the valve. Most of the existing solenoid valves have the solenoid coil directly mounted above the valve body, which undoubtedly leads to the increase of the overall height of the solenoid valve, and in recent years, a plurality of solenoid valves are often used at the same time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above disadvantages, the present invention provides a solenoid valve with a horizontal coil, which has an improved structure, and can reduce the overall height of the solenoid valve and improve the flexibility of the solenoid valve while ensuring the function of the solenoid valve.

In order to achieve the above purposes, the utility model adopts the technical scheme that: a coil transverse type electromagnetic valve comprises a valve body and an electromagnetic driving portion which are fixedly connected, wherein a valve cavity is arranged in the valve body, a liquid inlet and a liquid outlet which are communicated with the valve cavity are formed in the bottom of the valve cavity, an opening and closing assembly for opening and closing the liquid inlet is arranged in the valve cavity, and the opening and closing assembly is connected with the electromagnetic driving portion. The electromagnetic driving part comprises a housing, a moving part and an electromagnetic coil are arranged in the housing, the moving part is located above the valve cavity, the electromagnetic coil is located on one side of the valve cavity, the moving part is fixedly connected with the opening and closing assembly, and the electromagnetic coil is used for driving the moving part to move up and down.

When the valve is powered on, the electromagnetic coil forms a magnetic field on the side surface of the valve cavity and drives the movable piece to move so as to drive the opening and closing assembly to synchronously move and open or close the liquid inlet.

The valve body is provided with a valve cavity, a movable piece and a cover shell, wherein the valve cavity is provided with a valve body, the valve body is provided with a valve core, the valve core is provided with a valve cavity, the valve core is provided with a valve core, the valve core is provided with a valve cavity, and the valve core is provided with a valve core hole; the housing body is further integrally provided with a supporting plate located above the moving part.

Further, the movable part comprises a movable iron core movably arranged in the through hole in a penetrating mode, a groove is formed in the upper end of the movable iron core, springs arranged in the vertical direction are arranged in the groove, and two ends of each spring are connected with the groove and the supporting plate respectively.

When the electromagnetic coil is electrified, the movable iron core moves upwards along the through hole, the spring is compressed, and the opening and closing assembly moves along with the spring and opens the liquid inlet; when the electromagnetic coil is de-energized, the spring rebounds to drive the movable iron core to move downwards to return, and the opening and closing assembly moves along with the movable iron core and closes the liquid inlet.

Further, the outer wall of the movable iron core is integrally provided with a limiting convex ring which is limited between the supporting plate and the housing body. The moving range of the movable iron core is further limited by the arrangement of the limit convex ring.

The opening and closing assembly comprises a valve rod fixedly connected with the movable iron core, an isolation diaphragm used for separating the valve cavity from the electromagnetic driving portion is arranged on the side wall of the valve rod, and a plugging head used for plugging the liquid inlet is arranged at the bottom of the valve rod.

Further, the edge of the isolation diaphragm extends downward to form an annular flange which is hermetically embedded on the valve body. Further improve the isolation leakproofness between valve body and the electromagnetic drive portion.

Further, a pressing block used for pressing the annular flange is arranged between the valve body and the housing body. The stability of isolation diaphragm installation has been improved through the setting of briquetting. When the valve rod moves upwards along with the movable iron core, the edge of the isolation diaphragm is limited by the pressure bearing block, the middle part of the isolation diaphragm upwards swells along with the valve rod, and the plugging head moves upwards along with the valve rod and opens the liquid inlet.

Further, when the spring is in a natural state, a space is reserved between the upper end of the movable iron core and the supporting plate, and a space is reserved between the lower end of the movable iron core and the isolating diaphragm.

The utility model has the beneficial effects that: through improving the structure of electromagnetic drive portion, saved fixed iron core to arrange solenoid in the side of valve pocket, arrange the moving part in the top of valve pocket, when the realization is opened and close the function to the inlet, reduced the whole height of solenoid valve, and then improved the use flexibility ratio of solenoid valve.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cut-away schematic view of an embodiment of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure:

1-a valve body; 11-a valve cavity; 12-a liquid inlet; 2-an electromagnetic drive section; 21-a housing; 211-a housing body; 2111-a through hole; 2112-accommodating groove; 212-a support plate; 22-an electromagnetic coil; 23-a movable iron core; 231-a groove; 232-limit convex ring; 24-a spring; 3-a valve stem; 4-an isolation diaphragm; 41-an annular flange; 5-plugging the head; 6-briquetting.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Examples

Referring to the attached drawings 1-3, the coil transverse electromagnetic valve of the present invention includes a valve body 1 and an electromagnetic driving portion 2, which are fixedly connected, a valve cavity 11 is disposed in the valve body 1, a liquid inlet 12 and a liquid outlet communicated with the valve cavity 11 are disposed at the bottom of the valve cavity 11, an opening and closing assembly for opening and closing the liquid inlet 12 is disposed in the valve cavity 11, and the opening and closing assembly is connected with the electromagnetic driving portion 2. The electromagnetic driving part 2 comprises a housing 21, wherein a moving part located above the valve cavity 11 and an electromagnetic coil 22 located on one side of the valve cavity 11 are arranged in the housing 21, the moving part is fixedly connected with the opening and closing component, and the electromagnetic coil 22 is used for driving the moving part to move up and down.

In order to reduce the overall height of the solenoid valve, the present embodiment modifies the structure of the housing 21 as follows: the cover 21 comprises a cover body 211 partially covering the outer wall of the valve body 1, and the cover body 211 is provided with a through hole 2111 which is located above the valve cavity 11 and allows the movable member to move up and down, and a containing groove 2112 which is located on one side of the valve cavity 11 and is used for containing the electromagnetic coil 22. The cover body 211 is further integrally provided with a support plate 212 located above the movable member. By improving the structure of the cover 21, the electromagnetic coil 22 is arranged on the side surface of the valve cavity 11, and the movable member is arranged above the valve cavity 11, so that the overall height of the valve body 1 and the electromagnetic driving portion 2 is reduced.

In addition, in order to further reduce the height of the electromagnetic valve, the present embodiment also omits a fixed iron core, and realizes the function of the electromagnetic driving portion 2 by the cooperation of the housing 21 and the movable member. Specifically, the movable member includes a movable iron core 23 movably disposed in the through hole 2111 in a penetrating manner, a groove 231 is formed in the upper end of the movable iron core 23, a spring 24 disposed in a vertical direction is disposed in the groove 231, and two ends of the spring 24 are respectively connected to the groove 231 and the support plate 212.

When the electromagnetic coil 22 is electrified, the movable iron core 23 moves upwards along the through hole 2111, the spring 24 is compressed, and the opening and closing assembly moves along with the spring and opens the liquid inlet 12; when the electromagnetic coil 22 is de-energized, the spring 24 rebounds to drive the movable iron core 23 to move downwards to return, and the opening and closing component moves along with the movable iron core and closes the liquid inlet 12.

The outer wall of the movable iron core 23 is further integrally provided with a limiting convex ring 232 limited between the support plate 212 and the housing body 211. The moving range of the movable iron core 23 is further limited by the arrangement of the limit convex ring 232.

In this embodiment, the opening and closing assembly comprises a valve rod 3 fixedly connected with the movable iron core 23, an isolation diaphragm 4 used for separating the valve cavity 11 from the electromagnetic driving part 2 is arranged on the side wall of the valve rod 3, and a plugging head 5 used for plugging the liquid inlet 12 is arranged at the bottom of the valve rod 3. The edge of the isolating diaphragm 4 extends downwards to form an annular flange 41 which is hermetically embedded on the valve body 1. The provision of the annular flange 41 further improves the isolation and sealing properties between the valve body 1 and the electromagnetic drive portion 2.

In order to improve the stability of the installation of the isolation diaphragm 4, a pressing block 6 for pressing the annular flange 41 is further arranged between the valve body 1 and the housing body 211. When the valve rod 3 moves upwards along with the movable iron core 23, the edge of the isolation diaphragm 4 is limited by the pressure block 6, the middle part of the isolation diaphragm 4 bulges upwards along with the valve rod 3, and the blocking head 5 moves upwards along with the valve rod and opens the liquid inlet 12.

When the spring 24 is in a natural state, a space is left between the upper end of the movable iron core 23 and the support plate 212 for the movable iron core 23 to move upwards, and a space is left between the lower end of the movable iron core 23 and the isolation diaphragm 4 for the isolation diaphragm 4 to swell.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. A coil transverse electromagnetic valve comprises a valve body (1) and an electromagnetic driving part (2) which are fixedly connected, wherein a valve cavity (11) is arranged in the valve body (1), a liquid inlet (12) and a liquid outlet which are communicated with the valve cavity (11) are arranged at the bottom of the valve cavity (11), an opening and closing assembly for opening and closing the liquid inlet (12) is arranged in the valve cavity (11), and the opening and closing assembly is connected with the electromagnetic driving part (2); the method is characterized in that: the electromagnetic driving part (2) comprises a housing (21), a moving part located above the valve cavity (11) and an electromagnetic coil (22) located on one side of the valve cavity (11) are arranged in the housing (21), the moving part is fixedly connected with the opening and closing assembly, and the electromagnetic coil (22) is used for driving the moving part to move up and down.

2. The solenoid valve according to claim 1, wherein: the cover casing (21) comprises a cover casing body (211) partially covering the outer wall of the valve body (1), a through hole (2111) which is positioned above the valve cavity (11) and is used for the movable piece to move up and down and a containing groove (2112) which is positioned on one side of the valve cavity (11) and is used for containing the electromagnetic coil (22) are formed in the cover casing body (211); the cover shell body (211) is further integrally provided with a supporting plate (212) located above the movable piece.

3. The solenoid valve according to claim 2, wherein: the movable piece comprises a movable iron core (23) movably arranged in the through hole (2111) in a penetrating mode, a groove (231) is formed in the upper end of the movable iron core (23), a spring (24) distributed in the vertical direction is arranged in the groove (231), and two ends of the spring (24) are connected with the groove (231) and the supporting plate (212) respectively.

4. The solenoid valve according to claim 3, wherein: the outer wall of the movable iron core (23) is further integrally provided with a limiting convex ring (232) which is limited between the supporting plate (212) and the housing body (211).

5. The electromagnetic valve according to claim 3 or 4, characterized in that: the opening and closing assembly comprises a valve rod (3) fixedly connected with the movable iron core (23), an isolation diaphragm (4) used for separating the valve cavity (11) from the electromagnetic driving part (2) is arranged on the side wall of the valve rod (3), and a blocking head (5) used for blocking the liquid inlet (12) is arranged at the bottom of the valve rod (3).

6. The solenoid valve according to claim 5, wherein: the edge of the isolation diaphragm (4) extends downwards to form an annular flange (41) which is embedded on the valve body (1) in a sealing mode.

7. The solenoid valve according to claim 6, wherein: and a pressing block (6) used for pressing the annular flange (41) is also arranged between the valve body (1) and the housing body (211).

8. The solenoid valve according to claim 6, wherein: when the spring (24) is in a natural state, a space is reserved between the upper end of the movable iron core (23) and the supporting plate (212), and a space is reserved between the lower end of the movable iron core (23) and the isolating diaphragm (4).