CN213712043U

CN213712043U - Novel leakage-proof electromagnetic valve

Info

Publication number: CN213712043U
Application number: CN202022824800.9U
Authority: CN
Inventors: 张涛; 王业龙; 潘华才
Original assignee: Huashide Automotive Electronic Intelligent Manufacturing Suzhou Co ltd
Current assignee: Huashide Automotive Electronic Intelligent Manufacturing Suzhou Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-16
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a novel leakage-proof electromagnetic valve, which comprises an outer cover, wherein the bottom end of the outer cover is provided with a valve body, the top end of the outer cover is provided with a first chamber, the interior of the first chamber is provided with an ECU, the bottom end of the ECU is provided with a lead, an end cover is arranged at the bottom end of the first chamber, a groove is arranged on the inner side wall of the outer cover and below the end cover, a control coil is arranged on the inner side wall of the groove, a fixed iron core is arranged in the outer cover and at one side of the control coil, a second chamber is arranged in the outer cover and below the fixed iron core, a spring is arranged in the second chamber, the top end of the spring is fixedly connected with the bottom end of the fixed iron core, the bottom fixedly connected with of spring moves the iron core, the bottom fixedly connected with plunger that moves the iron core, the bottom fixedly connected with first sealing material of plunger. The utility model discloses in, simple structure, convenient to use and solenoid valve's long service life.

Description

Novel leakage-proof electromagnetic valve

Technical Field

The utility model relates to a solenoid valve technical field especially relates to a novel leakage-proof solenoid valve.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure. Used in industrial control systems to regulate the direction, flow, velocity and other parameters of a medium. The solenoid valve can be matched with different circuits to realize expected control, and the control precision and flexibility can be ensured. There are many types of solenoid valves, with different solenoid valves functioning at different locations in the control system, the most common being one-way valves, safety valves, directional control valves, speed control valves, etc.

At present, the structure in the existing valve body can not discharge liquid from top to bottom smoothly under the condition of up-down connection, and the control precision and flexibility of the electromagnetic valve on the liquid flow are poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel leakage-proof electromagnetic valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel leakage-proof electromagnetic valve comprises an outer cover, wherein a valve body is arranged at the bottom end of the outer cover, a first cavity is arranged at the top end of the outer cover, an ECU is arranged in the first cavity, a lead is arranged at the bottom end of the ECU, an end cover is arranged at the bottom end of the first cavity, a groove is formed in the inner side wall of the outer cover and below the end cover, and a control coil is arranged in the inner side wall of the groove;

the utility model discloses a power transmission device, including dustcoat, control coil, bottom fixedly connected with and the bottom fixedly connected with plunger of moving the iron core, the inside of dustcoat and be provided with fixed iron core in one side of control coil, the inside of dustcoat and be provided with the second cavity in the below of fixed iron core, the inside of second cavity is provided with the spring, the top of spring and the bottom fixed connection of fixed iron core, the bottom fixedly connected with of spring moves the iron core, the bottom fixedly connected with first sealing material of plunger.

As a further description of the above technical solution:

the lateral wall of end cover is provided with the second buckle, just the interface fixed connection of second buckle, first buckle and control coil is passed to the one end of wire.

As a further description of the above technical solution:

the side wall of the fixed iron core is fixedly connected with the outer side wall of the groove.

As a further description of the above technical solution:

and a channel penetrates through the valve body.

As a further description of the above technical solution:

the inside of valve body just is provided with the lug in the below of plunger, just the lateral wall of lug and the inside wall fixed connection of valve body.

As a further description of the above technical solution:

and the top end of the bump is fixedly connected with a second sealing material.

As a further description of the above technical solution:

and a filter screen is fixedly connected to one side of the interior of the valve body.

As a further description of the above technical solution:

the side walls of the second chamber are each provided with a coating.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the novel leakage-proof electromagnetic valve is simple in structure, and can effectively solve the problem that the structure inside the valve body cannot smoothly discharge liquid from top to bottom under the condition of upper and lower connection.

2. Compared with the prior art, this novel prevent that liquid flow in the control passage that the solenoid valve can be accurate is provided with ECU in first cavity, and ECU can change control coil's circular telegram electric current size through pulse signal to the control moves the amount of movement of iron core, and then changes the feed liquor volume of passageway in the valve body.

3. Compared with the prior art, this novel prevent leaking solenoid valve excellent in use effect, and long service life all is provided with sealing material at the lateral wall of plunger and lug, and all has increased the coating at the bearing part with iron core direct contact to iron core wearing and tearing have been prevented.

Drawings

Fig. 1 is a front view of a novel leakage-proof electromagnetic valve provided by the present invention;

fig. 2 is a front sectional view of a novel leakage-proof electromagnetic valve provided by the present invention;

fig. 3 is an enlarged view of a position a of the novel leakage-proof electromagnetic valve provided by the utility model;

fig. 4 is the schematic diagram of the plunger structure of the novel leakage-proof electromagnetic valve provided by the utility model.

Illustration of the drawings:

1. a housing; 2. a valve body; 3. a first chamber; 4. an ECU; 5. a wire; 6. an end cap; 7. a groove; 8. a control coil; 9. a first buckle; 10. fixing the iron core; 11. a second chamber; 12. a spring; 13. a movable iron core; 14. a plunger; 15. a first sealing material; 16. a bump; 17. a second sealing material; 18. a filter screen; 19. a channel; 20. and a second buckle.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "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 in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a novel leakage-proof electromagnetic valve comprises an outer cover 1, wherein the outer cover 1 can protect the interior of the electromagnetic valve, a valve body 2 is arranged at the bottom end of the outer cover 1, a channel 19 is arranged in the valve body 2 in a penetrating manner, a filter screen 18 is fixedly connected to one side of the interior of the valve body 2, the filter screen 18 can play a role of filtering liquid, so that the electromagnetic valve is prevented from being blocked, a first cavity 3 is arranged at the top end of the outer cover 1, an ECU4 is arranged in the first cavity 3, the ECU4 can change the size of the electrified current of a control coil 8 through pulse signals, so that the liquid inlet amount of the channel 19 in the valve body 2 is changed, a lead 5 is arranged at the bottom end of the ECU4, an end cover 6 is arranged at the bottom end of the first cavity 3, a second buckle 20 is arranged on the side wall of the end cover 6, one end of the lead 5 passes through the second buckle 20, the interface of the first, a control coil 8 is arranged on the inner side wall of the groove 7, and the control coil 8 can control the movement of the movable iron core 13;

a fixed iron core 10 is arranged inside the outer cover 1 and on one side of the control coil 8, the side wall of the fixed iron core 10 is fixedly connected with the outer side wall of the groove 7, a second chamber 11 is arranged inside the outer cover 1 and below the fixed iron core 10, and coatings are added on the side wall of the second chamber 11, so that the movable iron core 13 can be prevented from being worn during movement, a spring 12 is arranged inside the second chamber 11, and when no current is supplied to the control coil 8, the spring 12 can press the movable iron core 13 downwards, so that the electromagnetic valve can be closed;

the top of spring 12 and the bottom fixed connection of fixed iron core 10, the bottom fixedly connected with of spring 12 moves iron core 13, the bottom fixedly connected with plunger 14 of moving iron core 13, the bottom fixedly connected with first sealing material 15 of plunger 14, first sealing material 15 can prevent when the valve closes, liquid flows out, the leakproofness of solenoid valve has been increased, the inside of valve body 2 and be provided with lug 16 in the below of plunger 14, the top fixedly connected with second sealing material 17 of lug 16, second sealing material 17 mutually supports with first sealing material 15, thereby increase the leakproofness of solenoid valve, the lateral wall of lug 16 and the inside wall fixed connection of valve body 2.

The working principle is as follows: this novel prevent leaking solenoid valve when needs use, be provided with ECU4 in the first cavity 3, ECU4 can change control coil 8's circular telegram electric current size through pulse signal, thereby change the feed liquor volume of passageway 19 in the valve body 2, when the valve is closed to needs, stop for control coil 8 circular telegram electric current, thereby move iron core 13 downstream under the effect of the elastic force of spring 12, thereby make plunger 14 link to each other with lug 16, make passageway 19 close, when needing passageway 19 unblocked, through carrying out the circular telegram for control coil 8, move iron core 13 and can receive magnetic force, use ECU4 to change control coil 8's circular telegram electric current's size, when magnetic force is greater than spring 12's elasticity, move iron core 13 begins the upward movement, thereby make passageway 19 open.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel prevent letting out solenoid valve, includes dustcoat (1), its characterized in that: a valve body (2) is arranged at the bottom end of the outer cover (1), a first cavity (3) is arranged at the top end of the outer cover (1), an ECU (electronic control unit) (4) is arranged in the first cavity (3), a lead (5) is arranged at the bottom end of the ECU (4), an end cover (6) is arranged at the bottom end of the first cavity (3), a groove (7) is arranged on the inner side wall of the outer cover (1) and below the end cover (6), and a control coil (8) is arranged on the inner side wall of the groove (7);

the utility model discloses a power supply device, including dustcoat (1), inside and the one side of control coil (8) of dustcoat (1) are provided with fixed iron core (10), the inside of dustcoat (1) and be provided with second cavity (11) in the below of fixed iron core (10), the inside of second cavity (11) is provided with spring (12), the top of spring (12) and the bottom fixed connection of fixed iron core (10), the bottom fixedly connected with of spring (12) moves iron core (13), the bottom fixedly connected with plunger (14) of moving iron core (13), the bottom fixedly connected with first sealing material (15) of plunger (14).

2. The new type leakage-proof electromagnetic valve according to claim 1, characterized in that: the side wall of the end cover (6) is provided with a second buckle (20), and one end of the lead (5) penetrates through the second buckle (20), the first buckle (9) and the interface of the control coil (8) to be fixedly connected.

3. The new type leakage-proof electromagnetic valve according to claim 1, characterized in that: the side wall of the fixed iron core (10) is fixedly connected with the outer side wall of the groove (7).

4. The new type leakage-proof electromagnetic valve according to claim 1, characterized in that: and a channel (19) penetrates through the valve body (2).

5. The new type leakage-proof electromagnetic valve according to claim 1, characterized in that: the plunger piston type valve is characterized in that a convex block (16) is arranged in the valve body (2) and below the plunger piston (14), and the side wall of the convex block (16) is fixedly connected with the inner side wall of the valve body (2).

6. The new type leakage prevention electromagnetic valve according to claim 5, characterized in that: the top end of the bump (16) is fixedly connected with a second sealing material (17).

7. The new type leakage-proof electromagnetic valve according to claim 1, characterized in that: and a filter screen (18) is fixedly connected to one side of the interior of the valve body (2).

8. The new type leakage-proof electromagnetic valve according to claim 1, characterized in that: the side walls of the second chamber (11) are each coated.