CN212455699U - Ultrahigh frequency miniature electromagnetic valve - Google Patents

Abstract

The utility model belongs to the technical field of the valve, concretely relates to solenoid valve. The ultrahigh frequency miniature electromagnetic valve comprises a valve body and an electromagnetic part, wherein the electromagnetic part comprises a moving iron core component, a moving iron core spring, a static iron core, a coil component, a magnetic conduction frame and a magnetic conduction sheet; the movable iron core assembly comprises a movable iron core and a sealing gasket, the sealing gasket blocks the valve port, an iron core cap is sleeved outside the sealing gasket, and the right side of the movable iron core penetrates through the magnetic conductive sheet and then is inserted into the coil assembly and has a set distance with the static iron core; the magnetic conduction frame is fixed with the valve body in a sealing way, and a movable iron core spring is fixed between the magnetic conduction sheet and the iron core cap. The utility model has the advantages of simple system and low cost; quick action, small power and light appearance.

Description

Ultrahigh frequency miniature electromagnetic valve

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to solenoid valve.

Background

The electromagnetic valve is a novel control device. On the ordinary pressure valve, flow valve and direction valve, the electromagnet is used to replace the original control part, and the pressure, flow or direction of the fluid is controlled remotely continuously according to the input electric signal, and the current of the electromagnet is controlled to control the mechanical movement and control the opening and closing of the valve port.

However, the existing electromagnetic valve is easy to cause the coil component to lose functions due to the fact that welding is not firm or the welding position of the magnetic sleeve is broken under the action of pulse pressure during use; air leakage can generate insufficient air pressure; impurities or unevenness cause the failure of work when the iron core adsorbs the impurities.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to current solenoid valve at the easy fracture of welding jail, make its technical problem who loses function and leak gas, aim at provides a miniature solenoid valve of hyperfrequency.

The ultrahigh frequency miniature electromagnetic valve comprises a valve body and an electromagnetic part for opening and closing a valve port of the valve body, wherein the electromagnetic part comprises a movable iron core assembly, a movable iron core spring, a static iron core and a coil assembly, the electromagnetic part also comprises a magnetic conduction frame and a magnetic conduction sheet, the coil assembly is arranged in the magnetic conduction frame, the static iron core is arranged in the coil assembly, the magnetic conduction sheet is fixed in the magnetic conduction frame and positioned on the left side of the coil assembly, and the coil assembly is limited in the magnetic conduction frame by the magnetic conduction sheet;

the movable iron core assembly comprises a movable iron core and a sealing gasket arranged on the left side of the movable iron core, the sealing gasket blocks the valve port, an iron core cap is sleeved outside the sealing gasket, and the right side of the movable iron core penetrates through the magnetic conductive sheet and then is inserted into the coil assembly and has a set distance with the static iron core;

the magnetic conduction frame is fixed with the valve body in a sealing mode, and the movable iron core spring is fixed between the magnetic conduction sheet and the iron core cap.

The utility model discloses during the use, during the not on state, move the iron core and have a settlement distance with quiet iron core, under the effect that moves the iron core spring, will move the iron core subassembly and press to the valve port, sealed the valve port of filling up in with the valve body is sealed. After the coil assembly is electrified, the coil assembly forms an electrified solenoid, the electrified solenoid is used for generating magnetism, so that magnetic field force is generated, the movable iron core assembly is adsorbed to move rightwards, the sealing gasket is far away from the valve port, the valve port is opened, whether fluid enters or not is controlled by opening and closing the valve port, and a good stopping effect is achieved.

The magnetic conduction frame and the valve body are fixed by a cotter pin.

And the magnetic conduction frame and the valve body are sealed by adopting a valve body O-shaped ring. The use of the split pin stabilizes the mating force of the valve body and the coil assembly within the flux frame.

The middle part of magnetic conduction piece is equipped with the through-hole of UNICOM about, be equipped with the round on the left side inner wall of through-hole and be used for holding move the spring chamber of iron core spring, the left side in spring chamber is opened, move the right side of iron core spring and insert the spring intracavity.

The coil component comprises a framework arranged in the magnetic conduction frame and a coil wound outside the framework, and a framework O-shaped ring is arranged between the left side surface of the framework and the magnetic conduction sheet for sealing.

A bulge is arranged in the middle of the right side face of the static iron core, extends out of the right side face of the magnetic conduction frame and is fixed with the magnetic conduction frame;

and an O-shaped ring of the static iron core is arranged between the outer wall of the static iron core and the inner wall of the coil assembly for sealing.

An accommodating cavity is dug rightwards in the middle of the left side face of the movable iron core, and a sealing gasket spring is arranged in the accommodating cavity;

the sealing gasket is a sealing gasket in an inverted T-shaped structure, a vertical section of the sealing gasket is sleeved in the iron core cap, a transverse section of the sealing gasket is inserted into the sealing gasket spring, and the left side face of the transverse section of the sealing gasket blocks the valve port. The utility model discloses a sealed gasket spring will seal up and the iron core cap is closely laminated, and when the quiescent condition of not switching on, sealed gasket spring will move the iron core component and press to the valve port with moving iron core spring synergism for sealed better sealing up seals the valve port.

The iron core cap is of a hollow inverted T-shaped structure, the vertical section of the iron core cap is located on the periphery of the valve port, and the left side of the movable iron core spring is sleeved on the transverse section of the iron core cap.

An exhaust port is arranged on the left side surface of the valve body and communicated with the valve port;

the left side surface of the valve body is further embedded with an inner ring and an outer ring of exhaust port O-shaped rings, the exhaust port O-shaped rings are located outside the exhaust port, and the exhaust port O-shaped rings are located on the outer ring and the inner ring.

The utility model discloses an actively advance the effect and lie in: the utility model discloses a miniature solenoid valve of hyperfrequency has following advantage: the external leakage is blocked, the internal leakage is easy to control, and the use is safe; the system is simple and the price is low; the action is quick, the power is small, and the appearance is light; whether the fluid enters or not is controlled by opening and closing the valve port, and a good stopping effect is achieved.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic diagram of the overall explosion of the present invention;

fig. 4 is an exploded view of the device in the magnetic conduction frame of the present invention;

fig. 5 is an exploded view of the movable core assembly of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings.

Referring to fig. 1 to 5, the ultrahigh frequency micro electromagnetic valve includes a valve body 1 and an electromagnetic part for opening and closing a valve port of the valve body 1, wherein an exhaust port is arranged on a left side surface of the valve body 1, and the exhaust port is communicated with the valve port. The left side surface of the valve body 1 is further embedded with an inner ring and an outer ring of exhaust port O-shaped rings 11, the exhaust port O-shaped rings 11 of the inner ring are located outside the exhaust port, and the exhaust port O-shaped rings 11 of the outer ring are located outside the exhaust port O-shaped rings 11 of the inner ring.

The electromagnetic part comprises a movable iron core component 2, a movable iron core spring 3, a static iron core 4, a coil component 5, a magnetic conduction frame 6 and a magnetic conduction sheet 7. The coil component 5 is arranged in the magnetic conduction frame 6, the static iron core 4 is arranged in the coil component 5, the magnetic conduction sheet 7 is fixed in the magnetic conduction frame 6 and positioned on the left side of the coil component 5, and the coil component 5 is limited in the magnetic conduction frame 6 by the magnetic conduction sheet 7.

The middle part of the right side surface of the static iron core 4 is provided with a bulge, and the bulge extends out of the right side surface of the magnetic conduction frame 6 and is fixed with the magnetic conduction frame 6. And a static iron core O-shaped ring 41 is arranged between the outer wall of the static iron core 4 and the inner wall of the coil assembly 5 for sealing.

The coil component 5 comprises a framework arranged in the magnetic conduction frame 6 and a coil wound outside the framework, the framework is a hollow framework, and a framework O-shaped ring seal 51 is arranged between the left side surface of the framework and the magnetic conduction sheet 7. Specifically, an O-ring 41 of the stationary core is arranged between the outer wall of the stationary core 4 and the inner wall of the framework.

The magnetic conduction frame 6 is fixed with the valve body 1 in a sealing way, and preferably, the magnetic conduction frame 6 and the valve body 1 are fixed by adopting a cotter pin 8. The use of the cotter pin 8 stabilizes the mating force of the valve body 1 and the coil assembly 5 within the flux frame 6. The magnetic conduction frame 6 and the valve body 1 are sealed by a valve body O-shaped ring 12.

The through-hole of UNICOM about the middle part of magnetic conductive plate 7 is equipped with, is equipped with the spring chamber that the round is used for holding movable iron core spring 3 on the left side inner wall of through-hole, and the left side in spring chamber is opened, and the right side of movable iron core spring 3 inserts the spring intracavity.

The movable iron core assembly 2 comprises a movable iron core 21 and a sealing gasket 22 arranged on the left side of the movable iron core 21, the sealing gasket 22 blocks a valve port, an iron core cap 23 is sleeved outside the sealing gasket 22, and the right side of the movable iron core 21 penetrates through the magnetic conductive sheet 7 and then is inserted into the coil assembly 5 and has a set distance with the static iron core 4.

The middle part of the left side surface of the movable iron core 21 is dug rightwards to be provided with a containing cavity, and a sealing gasket spring 24 is arranged in the containing cavity. The sealing gasket 22 is a sealing gasket 22 adopting an inverted T-shaped structure, a vertical section of the sealing gasket 22 is sleeved in the iron core cap 23, a transverse section of the sealing gasket 22 is inserted into the sealing gasket spring 24, and the left side surface of the transverse section of the sealing gasket 22 blocks the valve port. The utility model discloses a sealed gasket spring 24 will seal up 22 and iron core cap 23 and closely laminate, and when the quiescent condition of not switching on, sealed gasket spring will move the iron core component with moving iron core spring synergism and press to the valve port for sealed better sealing up with the valve port.

A movable iron core spring 3 is fixed between the iron core cap 23 and the magnetic conductive sheet 7. The iron core cap 23 is the iron core cap 23 adopting a hollow inverted T-shaped structure, the vertical section of the iron core cap 23 is positioned at the periphery of the valve port, and the left side of the movable iron core spring 3 is sleeved on the horizontal section of the iron core cap 23.

The utility model discloses during the use, during the not on state, move iron core 21 and quiet iron core 4 and have a settlement distance, under the effect of moving iron core spring 3, will move iron core assembly 2 and press to the valve port, sealed the valve port of 22 in with valve body 1 of filling up is sealed. After the coil assembly 5 is powered on, the coil assembly 5 forms a powered solenoid, the powered solenoid is used for generating magnetism, so that magnetic field force is generated, the movable iron core assembly 2 is adsorbed to move rightwards, the sealing gasket 22 is far away from the valve port, opening of the valve port is achieved, whether fluid enters or not is controlled through opening and closing of the valve port, and a good stopping effect is achieved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The ultrahigh frequency miniature electromagnetic valve comprises a valve body and an electromagnetic part for opening and closing a valve port of the valve body, wherein the electromagnetic part comprises a movable iron core assembly, a movable iron core spring, a static iron core and a coil assembly, and is characterized in that the electromagnetic part further comprises a magnetic conduction frame and a magnetic conduction sheet, the coil assembly is arranged in the magnetic conduction frame, the static iron core is arranged in the coil assembly, the magnetic conduction sheet is fixed in the magnetic conduction frame and positioned on the left side of the coil assembly, and the coil assembly is limited in the magnetic conduction frame by the magnetic conduction sheet;

the movable iron core assembly comprises a movable iron core and a sealing gasket arranged on the left side of the movable iron core, the sealing gasket blocks the valve port, an iron core cap is sleeved outside the sealing gasket, and the right side of the movable iron core penetrates through the magnetic conductive sheet and then is inserted into the coil assembly and has a set distance with the static iron core;

the magnetic conduction frame is fixed with the valve body in a sealing mode, and the movable iron core spring is fixed between the magnetic conduction sheet and the iron core cap.

2. The ultra-high frequency micro solenoid valve according to claim 1, wherein said flux frame is fixed to said valve body by a cotter pin.

3. The ultra-high frequency micro electromagnetic valve according to claim 1 or 2, wherein the magnetic conduction frame and the valve body are sealed by a valve body O-ring.

4. The ultra-high frequency micro electromagnetic valve according to claim 1, wherein the middle part of the magnetic conductive sheet is provided with a through hole communicated with the left and the right, a circle of spring cavity for accommodating the movable iron core spring is arranged on the inner wall of the left side of the through hole, the left side of the spring cavity is open, and the right side of the movable iron core spring is inserted into the spring cavity.

5. The ultra-high frequency micro solenoid valve according to claim 1, wherein the coil assembly comprises a frame disposed inside a magnetic conduction frame, and a coil wound outside the frame, and a frame O-ring seal is disposed between the left side surface of the frame and the magnetic conduction sheet.

6. The ultra-high frequency micro electromagnetic valve according to claim 1, 4 or 5, wherein a protrusion is arranged in the middle of the right side surface of the static iron core, and the protrusion extends out of the right side surface of the magnetic conduction frame and is fixed with the magnetic conduction frame;

and an O-shaped ring of the static iron core is arranged between the outer wall of the static iron core and the inner wall of the coil assembly for sealing.

7. The ultra-high frequency micro electromagnetic valve according to claim 1, wherein a containing cavity is dug rightwards in the middle of the left side surface of the movable iron core, and a sealing gasket spring is arranged in the containing cavity;

the sealing gasket is a sealing gasket in an inverted T-shaped structure, a vertical section of the sealing gasket is sleeved in the iron core cap, a transverse section of the sealing gasket is inserted into the sealing gasket spring, and the left side face of the transverse section of the sealing gasket blocks the valve port.

8. The ultra-high frequency micro electromagnetic valve according to claim 1, 4 or 7, wherein the core cap is a hollow inverted T-shaped core cap, the vertical section of the core cap is located at the periphery of the valve port, and the left side of the movable iron core spring is sleeved on the horizontal section of the core cap.

9. The ultra-high frequency micro electromagnetic valve according to claim 1, wherein an exhaust port is provided on the left side surface of the valve body, and the exhaust port communicates with the valve port;

the left side surface of the valve body is further embedded with an inner ring and an outer ring of exhaust port O-shaped rings, the exhaust port O-shaped rings are located outside the exhaust port, and the exhaust port O-shaped rings are located on the outer ring and the inner ring.

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