CN217422266U

CN217422266U - Multifunctional valve seat electromagnetic valve

Info

Publication number: CN217422266U
Application number: CN202220205605.4U
Authority: CN
Inventors: 宗洵
Original assignee: Maisifu Fluid Control Shanghai Co ltd
Current assignee: Maisifu Fluid Control Shanghai Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-09-13
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a multi-functional disk seat solenoid valve, include solenoid valve body down, go up solenoid valve body, move iron core subassembly and valve port sealing member, first port has been seted up to one side of solenoid valve body down, second port and third port have been seted up respectively to the front and the back of solenoid valve down, just the inside of second port and third port sets up for the intercommunication, one side that solenoid valve body is located the second port down is provided with hand switch, just hand switch is located the top of second port, the lateral wall of going up solenoid valve body is provided with the coil, the inside of going up solenoid valve body is provided with the cavity, it all sets up in the cavity of last solenoid valve body inside to move iron core subassembly and valve port sealing member. The utility model discloses, through the cooperation between first port, second port and the third port, can the diversified compact installation function of nimble piping and pipeline sensor of effectual realization, reduce the shared space of piping, reduce system's complexity.

Description

Multifunctional valve seat electromagnetic valve

Technical Field

The utility model relates to a solenoid valve technical field especially relates to multi-functional disk seat 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, in the field of solenoid valve application, a solenoid valve is used as an actuating element in a system, a control system opens or closes the solenoid valve by powering on or off a solenoid coil of the solenoid valve, the solenoid valve used for controlling the on-off or flow direction of a medium generally has only two connecting ports, namely an inlet and an outlet, in order to monitor the state of the medium, various sensors need to be installed on a pipeline to meet the requirement of process control, and if a conventional 1-in 1-out structure solenoid valve is adopted, a lot of pipes are added, a large space is occupied, and the complexity of the system is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multifunctional valve seat electromagnetic valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the multifunctional valve seat electromagnetic valve comprises a lower electromagnetic valve body, an upper electromagnetic valve body, a movable iron core assembly and a valve port sealing element, wherein a first port is formed in one side of the lower electromagnetic valve body, a second port and a third port are formed in the front face and the back face of the lower electromagnetic valve body respectively, and the interiors of the second port and the third port are communicated.

Preferably, one side of the lower solenoid valve body, which is located at the second port, is provided with a manual switch, the manual switch is located above the second port, and the outer side wall of the upper solenoid valve body is provided with a coil.

Preferably, a cavity is arranged inside the upper solenoid valve body, and the movable iron core assembly and the valve port sealing element are both arranged in the cavity inside the upper solenoid valve body.

Preferably, a first through hole and a second through hole are respectively formed in the lower solenoid valve body above the first port and the second port, and the first through hole and the second through hole extend into a cavity in the upper solenoid valve body.

Preferably, the first port and the second port are communicated with a cavity inside the upper solenoid valve body through a first through hole and a second through hole, and a valve port is formed at the bottom of the upper solenoid valve body.

Preferably, an extension spring is arranged on the outer side of one end, close to the lower solenoid valve body, of the movable iron core assembly, and the valve port sealing element is arranged at the bottom of the movable iron core assembly.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a multi-functional disk seat solenoid valve of MF, through the cooperation between first port, second port and the third port, according to the effect of inside medium pressure and spring, the solenoid valve is under the circumstances of outage, the valve port sealing member can shutoff the valve port, go up the solenoid valve body and be in the closed condition, the medium of first port department keeps apart with second port and third port this moment, after the coil circular telegram, the movable iron core subassembly is promoted to the open position by the electromagnetic force of coil department, the medium of first port department can enter into the cavity through first through-hole this moment, then flow to the inside of second port and third port through the second through-hole, just so can realize down the solenoid valve body distributes the medium of first port department to second port and third port, realized going up the distribution function and the mixed function of solenoid valve and lower solenoid valve, it is said to be, through such setting, the compact installation function of diversified flexible piping and pipeline sensor can be realized effectively, the space occupied by the piping is reduced, and the complexity of the system is reduced.

Drawings

Fig. 1 is a schematic front structural view of a multifunctional valve seat solenoid valve provided by the present invention;

fig. 2 is a schematic front sectional structural view of the multi-functional valve seat solenoid valve provided by the present invention;

FIG. 3 is a cross-sectional view taken at E-E of FIG. 1;

fig. 4 is a schematic diagram of a back structure of the multifunctional valve seat solenoid valve provided by the present invention.

In the figure, 1, a lower electromagnetic valve body; 2. a coil; 3. a movable iron core assembly; 4. a valve port seal; 5. a first port; 6. a second port; 7. a third port; 8. a manual switch; 9. an extension spring; 10. and an upper solenoid valve body.

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.

As shown in fig. 1, 2, 3 and 4, the multifunctional valve seat solenoid valve comprises a lower solenoid valve body 1, an upper solenoid valve body 10, a movable iron core assembly 3 and a valve port sealing member 4, wherein one side of the lower solenoid valve body 1 is provided with a first port 5, the front surface and the back surface of the lower solenoid valve body 1 are respectively provided with a second port 6 and a third port 7, the interiors of the second port 6 and the third port 7 are communicated, a manual switch 8 is arranged on one side of the lower electromagnetic valve body 1, which is positioned at the second port 6, the manual switch 8 is positioned above the second port 6, the coil 2 is arranged on the outer side wall of the upper electromagnetic valve body 10, the extension spring 9 is arranged on the outer side of one end, close to the lower electromagnetic valve body 1, of the movable iron core assembly 3, the valve port sealing element 4 is arranged at the bottom of the movable iron core assembly 3, a cavity is arranged inside the upper electromagnetic valve body 10, and the movable iron core assembly 3 and the valve port sealing element 4 are both arranged in the cavity inside the upper electromagnetic valve body 10;

as shown in fig. 1, 2 and 3, a first through hole and a second through hole are respectively formed in the lower solenoid body 1 above the first port 5 and the second port 6, the first through hole and the second through hole extend into the cavity in the upper solenoid body 10, the first port 5 and the second port 6 are communicated with the cavity in the upper solenoid body 10 through the first through hole and the second through hole, a valve port is formed at the bottom of the upper solenoid body 10, firstly, under the condition of power failure of the solenoid valve according to the pressure of an internal medium and the action of a spring, the valve port is sealed by the valve port sealing member 4, the upper solenoid body 10 is in a closed state, the medium at the first port 5 is isolated from the second port 6 and the third port 7, when the coil 2 is energized, the movable iron core assembly 3 is lifted to an open position by the electromagnetic force at the coil 2, and the medium at the first port 5 can enter the cavity through the first through hole, then flow to the inside of second port 6 and third port 7 through the second through-hole, just so can realize down solenoid valve body 1 and distribute the medium of first port 5 department to second port 6 and third port 7, realized going up solenoid valve body 10 and solenoid valve body 1's distribution function and mixed function down, it needs to explain, through such setting, can effectually realize diversified nimble piping and pipeline sensor's compact installation function, reduced the shared space of piping, reduced the complexity of system.

As shown in fig. 1-4, the functional principle of the present invention can be illustrated by the following operation modes: according to the internal medium pressure and the action of a spring, under the condition that the electromagnetic valve is powered off, the valve port sealing element 4 can block the valve port, the upper electromagnetic valve body 10 is in a closed state, at the moment, the medium at the first port 5 is isolated from the second port 6 and the third port 7, when the coil 2 is powered on, the movable iron core assembly 3 is lifted to an open position by the electromagnetic force at the coil 2, at the moment, the medium at the first port 5 can enter the cavity through the first through hole and then flows to the interiors of the second port 6 and the third port 7 through the second through hole, so that the lower electromagnetic valve body 1 can distribute the medium at the first port 5 to the second port 6 and the third port 7, the distribution function of the upper electromagnetic valve body 10 and the lower electromagnetic valve body 1 is realized, and under the condition that the medium at the second port 6 and the third port 7 can not flow to the first port 5 due to the valve in the closed state, after the coil 2 is electrified, the movable iron core component 3 is lifted to the opening position by the electromagnetic force of the coil 2, and at the same time, the media at the second port 6 and the third port 7 flow to the first port 5 at the same time, so that the electromagnetic valve mixing function can be realized, the media can realize the medium mixing function through the manual switch 8 of the lower electromagnetic valve body 1, and it needs to be explained that through the arrangement, the compact installation function of a multidirectional flexible piping and a pipeline sensor can be effectively realized, the space occupied by the piping is reduced, and the complexity of the system is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The multifunctional valve seat electromagnetic valve comprises a lower electromagnetic valve body (1), an upper electromagnetic valve body (10), a movable iron core assembly (3) and a valve port sealing element (4), and is characterized in that a first port (5) is formed in one side of the lower electromagnetic valve body (1), a second port (6) and a third port (7) are formed in the front face and the back face of the lower electromagnetic valve body (1) respectively, and the interiors of the second port (6) and the third port (7) are communicated.

2. The multifunctional valve seat electromagnetic valve according to claim 1, characterized in that the lower electromagnetic valve body (1) is provided with a manual switch (8) at one side of the second port (6), the manual switch (8) is positioned above the second port (6), and the outer side wall of the upper electromagnetic valve body (10) is provided with a coil (2).

3. The solenoid valve with a multifunctional valve seat according to claim 1, wherein a cavity is disposed inside the upper solenoid valve body (10), and the plunger assembly (3) and the valve port seal (4) are disposed inside the cavity of the upper solenoid valve body (10).

4. The multifunctional valve seat electromagnetic valve according to claim 3, wherein the lower electromagnetic valve body (1) is provided with a first through hole and a second through hole above the first port (5) and the second port (6), and the first through hole and the second through hole extend into a cavity inside the upper electromagnetic valve body (10).

5. The multifunctional valve seat electromagnetic valve according to claim 4, wherein the first port (5) and the second port (6) are communicated with a cavity inside the upper electromagnetic valve body (10) through a first through hole and a second through hole, and a valve port is opened at the bottom of the upper electromagnetic valve body (10).

6. The multifunctional valve seat electromagnetic valve according to claim 1, wherein the movable iron core assembly (3) is provided with an extension spring (9) at the outer side of one end close to the lower electromagnetic valve body (1), and the valve port sealing member (4) is arranged at the bottom of the movable iron core assembly (3).