CN220566685U

CN220566685U - Magnetic force reset electromagnetic valve

Info

Publication number: CN220566685U
Application number: CN202321559218.1U
Authority: CN
Inventors: 冯才富
Original assignee: Taizhou Hengdi Technology Co ltd
Current assignee: Taizhou Hengdi Technology Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2024-03-08
Anticipated expiration: 2033-06-19

Abstract

The utility model is applicable to the technical field of electromagnetic valves, and discloses a magnetic reset electromagnetic valve which comprises a valve body, a flow pipeline and static iron cores, wherein the two ends of the valve body are fixedly connected with the flow pipeline, a protective shell is fixedly arranged on the surface of the flow pipeline on one side, the static iron cores are fixedly arranged at the two ends of one side inside the protective shell, the two static iron cores penetrate through the protective shell and extend into the valve body, fixed columns are slidably connected inside the valve body, movable iron cores are fixedly arranged at the two sides of the surface of each fixed column, a cage-shaped pipeline is fixedly arranged on one side of each fixed column, the inner sizes of the cage-shaped pipeline and the flow pipeline are matched and consistent, and the cage-shaped pipeline is slidably connected with the flow pipeline. The utility model can realize normal operation of the electromagnetic valve without a return spring, and can change the flow rate of the electromagnetic valve by controlling the voltage.

Description

Magnetic force reset electromagnetic valve

Technical Field

The utility model is applicable to the technical field of electromagnetic valves, and particularly relates to a magnetic reset electromagnetic valve.

Background

The magnetic force reset direct-acting electromagnetic valve is mainly used for controlling the on and off of fluid by pushing the movable iron core to move by an electromagnet, and is widely applied to refrigeration systems at present. The coil is electrified to generate a magnetic field, so that electromagnetic force which is attracted with each other is generated between a movable iron core sealing assembly and a static iron core in the electromagnetic valve, the electromagnetic valve is opened, and a medium flows through the electromagnetic valve; after the coil is powered off, the movable iron core sealing assembly is reset by the spring force of the reset spring (compression spring), so that the purpose of closing the valve is achieved. Therefore, in the existing magnetic force reset direct-acting electromagnetic valve, the spring is an indispensable reset component for resetting;

if the reset spring valve core is removed and can not be reset in time after the power is off, the normal operation of the whole air conditioning unit can be influenced, if the reset spring electromagnetic valve coil is removed and the power is off, residual magnetic force still exists between the movable iron core sealing assembly and the static iron core, so that the movable iron core sealing assembly can not be reset in time, the electromagnetic valve can not be closed, the normal use of the electromagnetic valve is influenced, and in order to solve the problems in the prior art, the magnetic reset electromagnetic valve is provided.

Disclosure of Invention

According to the magnetic reset electromagnetic valve provided by the utility model, the static iron core and the movable iron core are arranged in the valve body, the coil is wound outside the static iron core, when the coil is electrified, the static iron core adsorbs the movable iron core, the sealing ring at one side of the fixed column can enter the annular sealing groove, the electromagnetic valve can be closed, and when the coil is electrified, the electromagnetic valve can be opened, and the problems in the background art are solved by installing the voltage controller.

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

the utility model provides a magnetic force solenoid valve that resets, includes valve body, runner pipe and quiet iron core, the equal fixedly connected with runner pipe in valve body both ends, one side runner pipe fixed surface installs the protective housing, the equal fixed mounting in one side both ends of protective housing inside has quiet iron core, two quiet iron core all runs through the protective housing and stretches into inside the valve body with the valve body, the inside sliding connection of valve body has the fixed column, the equal fixed mounting in fixed column surface both sides has movable iron core, fixed column one side fixed mounting has cage pipeline, cage pipeline is unanimous with runner pipe's inside size matching, and cage pipeline and runner pipe sliding connection.

Preferably, an annular sealing groove is formed in the surface of one side of the inner portion of the valve body, and a sealing ring is fixedly mounted on one side of the fixing column and matched with the annular sealing groove in size.

Preferably, telescopic rods are fixedly installed at two ends of one side of the valve body, the moving ends of the two telescopic rods are fixedly connected with one sides of two movable iron cores respectively, and the two movable iron cores are tightly attached to two sides of the valve body respectively.

Preferably, coils are uniformly wound on the surfaces of the two static iron cores, and an electromagnet wire holder is fixedly arranged on the surface of the top of the protective shell.

Preferably, the lengths of the two static iron cores extending into the valve body are the same as the distances from the two movable iron cores to one side of the fixed column.

Preferably, a voltage controller is fixedly arranged on the surface of the electromagnet wire holder.

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

according to the magnetic reset electromagnetic valve, the static iron core and the movable iron core are arranged in the valve body, the coil is wound outside the static iron core, the movable iron core is adsorbed by the static iron core when the coil is electrified, the sealing ring on one side of the fixed column can enter the annular sealing groove, the electromagnetic valve can be closed, the electromagnetic valve can be opened when the coil is electrified, and the normal operation of the electromagnetic valve can be realized under the condition of not using the reset spring by installing the voltage controller, and meanwhile, the flow rate of the electromagnetic valve can be changed by controlling the voltage.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a magnetic force resetting solenoid valve according to the present utility model;

fig. 2 is a schematic diagram of the overall structure of a fixing column of a magnetic force resetting electromagnetic valve according to the present utility model;

fig. 3 is a schematic diagram of the internal structure of a protective housing of a magnetic force resetting electromagnetic valve according to the present utility model.

In the figure: 1. a valve body; 2. a flow conduit; 3. a stationary core; 4. a protective shell; 5. fixing the column; 6. a movable iron core; 7. a cage-shaped pipe; 8. an annular seal groove; 9. a seal ring; 10. a telescopic rod; 11. a coil; 12. an electromagnet wiring seat; 13. and a voltage controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example; the types of the electric appliances provided in the present utility model are just references, and the specific meanings of the above terms in the present utility model can be understood by those skilled in the art according to specific situations by replacing different types of electric appliances having the same functions according to actual use situations.

Referring to fig. 1-3, a magnetic force reset electromagnetic valve comprises a valve body 1, a circulation pipeline 2 and a static iron core 3, wherein the two ends of the valve body 1 are fixedly connected with the circulation pipeline 2, one side of the valve body is fixedly provided with a protective shell 4 on the surface of the circulation pipeline 2, the two static iron cores 3 are fixedly arranged at the two ends of one side of the interior of the protective shell 4, the two static iron cores 3 penetrate through the protective shell 4 and extend into the valve body 1, a fixed column 5 is connected with the interior of the valve body 1 in a sliding manner, movable iron cores 6 are fixedly arranged at the two sides of the surface of the fixed column 5, a cage-shaped pipeline 7 is fixedly arranged at one side of the fixed column 5, the cage-shaped pipeline 7 is matched with the inner dimension of the circulation pipeline 2 in a consistent manner, and the cage-shaped pipeline 7 is in sliding connection with the circulation pipeline 2.

Referring to fig. 1 and 3, in this embodiment, an annular sealing groove 8 is provided on a surface of one side of the interior of the valve body 1, a sealing ring 9 is fixedly installed on one side of the fixing column 5, and the sealing ring 9 is matched with the annular sealing groove 8 in size, so that objects are prevented from flowing when the valve body 1 is closed.

Referring to fig. 1 and 3, two ends of one side of the inside of the valve body 1 are fixedly provided with telescopic rods 10, the moving ends of the two telescopic rods 10 are fixedly connected with one sides of two movable iron cores 6 respectively, the two movable iron cores 6 are tightly attached to two sides of the inside of the valve body 1 respectively, friction between the movable iron cores 6 and the valve body 1 is increased, and the cage-shaped pipeline 7 is prevented from completely entering the flow pipeline 2.

In this embodiment, referring to fig. 3, coils 11 are uniformly wound on the surfaces of the two stationary cores 3, and an electromagnet wire holder 12 is fixedly mounted on the top surface of the protective shell 4, so that the stationary cores 3 can generate magnetic force.

In this embodiment, referring to fig. 3, the lengths of the two stationary cores 3 extending into the valve body 1 are the same as the distances from the two movable cores 6 to one side of the fixed column 5, so as to prevent the sealing ring 9 from being unable to safely enter the annular sealing groove 8.

Referring to fig. 1 in this embodiment, a voltage controller 13 is fixedly installed on the surface of the electromagnet wire holder 12, so as to control the voltage conveniently.

The utility model is used when: the two flow pipes 2 are respectively connected with an external pipe, if the valve body 1 needs to be closed, the coil 11 is electrified, then the two static iron cores 3 generate magnetic force, meanwhile, the two static iron cores 3 adsorb the two movable iron cores 6, the movable iron cores 6 drive the fixed columns 5 to move, the sealing ring 9 on one side of the fixed columns 5 can enter the annular sealing groove 8, the valve body 1 can be closed, if the valve body 1 needs to be opened, the coil 11 is only required to be powered off, the fixed columns 5 can be jacked up by substances in the flow pipe 2 through the flow velocity, if the flow velocity needs to be controlled, the voltage is only required to be regulated through the voltage controller 13, so that the magnetic force of the two static iron cores 3 is changed, and the distance between the static iron cores 3 and the movable iron cores 6 is changed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a magnetic force solenoid valve that resets, includes valve body (1), runner pipe (2) and quiet iron core (3), its characterized in that, valve body (1) both ends equal fixedly connected with runner pipe (2), one side runner pipe (2) fixed surface installs protective housing (4), the inside both ends of one side of protective housing (4) equal fixed mounting has quiet iron core (3), two quiet iron core (3) all run through protective housing (4) and valve body (1) stretch into inside valve body (1), inside sliding connection of valve body (1) has fixed column (5), fixed column (5) surface both sides equal fixed mounting has movable iron core (6), fixed column (5) one side fixed mounting has cage pipeline (7), cage pipeline (7) are unanimous with runner pipe (2) internal dimension size matching, and cage pipeline (7) and runner pipe (2) sliding connection.

2. The magnetic reset electromagnetic valve according to claim 1, wherein an annular sealing groove (8) is formed in one side surface of the interior of the valve body (1), a sealing ring (9) is fixedly installed on one side of the fixing column (5), and the sealing ring (9) is matched and consistent with the annular sealing groove (8) in size.

3. The magnetic reset electromagnetic valve according to claim 1, wherein two ends of one side of the interior of the valve body (1) are fixedly provided with telescopic rods (10), the moving ends of the two telescopic rods (10) are fixedly connected with one sides of two movable iron cores (6) respectively, and the two movable iron cores (6) are tightly attached to two sides of the interior of the valve body (1) respectively.

4. The magnetic reset electromagnetic valve according to claim 1, wherein coils (11) are uniformly wound on the surfaces of the two static iron cores (3), and an electromagnet wire holder (12) is fixedly arranged on the top surface of the protective shell (4).

5. A magnetic reset solenoid valve according to claim 1, characterized in that the length of the two stationary cores (3) extending into the valve body (1) is the same as the distance of the two movable cores (6) to the side of the fixed column (5).

6. The magnetic reset electromagnetic valve according to claim 4, wherein a voltage controller (13) is fixedly arranged on the surface of the electromagnet wire holder (12).