CN211259813U

CN211259813U - Electromagnetic valve shockproof structure

Info

Publication number: CN211259813U
Application number: CN201921794933.7U
Authority: CN
Inventors: 曲向明
Original assignee: Shandong Mingrui Longxiang Energy Saving Technology Co Ltd
Current assignee: Shandong Mingrui Longxiang Energy Saving Technology Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-08-14
Anticipated expiration: 2029-10-24

Abstract

The utility model belongs to the technical field of solenoid valves, in particular to a shockproof structure of a solenoid valve, aiming at the problem that when the fluid pressure difference fluctuation in a valve body flow passage is larger, a valve core is continuously impacted, the vibration phenomenon can occur, and even the valve body flow passage can automatically fall down to close the valve body flow passage, the shockproof structure of the solenoid valve comprises a valve seat, wherein the top of the valve seat is provided with a valve body, the valve seat is provided with a water inlet and a water outlet, a matched clapboard is fixedly arranged in the valve seat, the clapboard is provided with a flow passage, the water inlet is communicated with the water outlet through the flow passage, a valve rod is longitudinally and slidably connected in the valve body, the bottom of the valve rod is fixedly connected with a sealing head, and the sealing head extends into the valve seat, the shockproof structure is simple in operation, and the brake component of the valve rod is arranged on the, the stability of solenoid valve body use has been strengthened, has stronger practicality.

Description

Electromagnetic valve shockproof structure

Technical Field

The utility model relates to a solenoid valve technical field especially relates to a solenoid valve shockproof structure.

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.

When the electromagnetic valve is used, when the pressure difference between the inlet and the outlet is not generated, after the electromagnetic valve is electrified, the electromagnetic force directly lifts the pilot small valve and the main valve closing member upwards in sequence, and the valve is opened. When the inlet and the outlet reach starting pressure difference, after the power is on, the electromagnetic force leads the small valve, the pressure in the lower cavity of the main valve rises, and the pressure in the upper cavity falls, so that the valve rod is pushed upwards by utilizing the pressure difference, and when the power is off, the valve rod is pushed downwards by the pilot valve by utilizing spring force or medium pressure to close the valve.

In the prior art, when the fluid pressure difference in a valve body flow passage fluctuates greatly, a valve core is subjected to uninterrupted impact, a vibration phenomenon can occur, and even the valve core can automatically fall down to close the valve body flow passage, so that an electromagnetic valve shockproof structure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the electromagnetic valve in the prior art has the problem that the fluid pressure difference in the valve body flow channel fluctuates greatly, the valve core receives uninterrupted impact, the vibration phenomenon can appear, and the valve body flow channel can fall off automatically even to close the defect, and the electromagnetic valve shockproof structure is provided.

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

a shock-proof structure of an electromagnetic valve comprises a valve seat, wherein a valve body is arranged at the top of the valve seat, a water inlet and a water outlet are arranged on the valve seat, a partition plate matched with the valve seat is fixedly arranged in the valve seat, a flow channel is arranged on the partition plate, the water inlet is communicated with the water outlet through the flow channel, a valve rod is longitudinally and slidably connected in the valve body, the bottom of the valve rod is fixedly connected with a blocking head, the blocking head extends into the valve seat, the blocking head is positioned in the flow channel, a blocking plate is fixedly arranged on one side of the valve rod, a latch is slidably connected in the valve body and is clamped with the blocking plate, a transverse driving assembly is fixedly arranged on one side of the latch, a limiting assembly is fixedly connected on one side of the latch, a reset spring is fixedly connected on one side of the latch, the utility model is simple in operation, this solenoid valve body is owing to set up the brake assembly of valve rod, so at the in-process that uses, can not cause the condition that the valve rod dropped, has strengthened the stability that the solenoid valve body used, has stronger practicality.

Preferably, a linear bearing is fixedly mounted in the valve body, the valve rod penetrates through an inner ring of the linear bearing and is in sliding connection with the inner ring of the linear bearing, and the longitudinal sliding friction force of the valve rod can be reduced by using the linear bearing.

Preferably, the outer side of the blocking head is fixedly sleeved with a rubber pad, the blocking head is attached to the inner wall of the flow channel through the rubber pad, and the rubber pad can enable the blocking head to be attached to the inner wall of the flow channel more tightly.

Preferably, the transverse driving assembly comprises a solenoid fixedly installed in the valve body, a conducting wire is wound on the outer side of the solenoid, an iron core is arranged in the solenoid, one end of the iron core is fixedly connected with one side of the latch, when the solenoid is powered on, the iron core inserted into the solenoid is magnetized by a magnetic field of the solenoid, and then the latch can be driven to move, so that driving force can be provided for the latch.

Preferably, spacing subassembly includes two gag lever posts that the symmetry of fixed mounting in valve body one side set up, sliding connection has spacing seat on the gag lever post, and one side on two spacing seats all with one side fixed connection of latch, when the latch carries out lateral shifting, under the effect of gag lever post and spacing seat, can not take place the skew during so that latch lateral shifting.

Preferably, one side of the clamping tooth, which is close to the clamping plate, is fixedly connected with a plurality of clamping blocks, one side of the clamping plate, which is close to the clamping tooth, is provided with a plurality of clamping grooves, the clamping blocks are clamped with the corresponding clamping grooves, and the clamping plates and the clamping teeth can be clamped more tightly by utilizing the clamping blocks and the clamping grooves.

In the utility model, when the braking to the valve rod needs to be relieved, the wire is electrified, the iron core inserted inside can be magnetized by the magnetic field of the solenoid, and further the latch can be driven to move transversely, and when the latch and the clamping plate are not mutually clamped, the braking to the valve rod can be relieved;

solenoid valve body alright this moment carries out longitudinal movement with driving the valve rod, when the shutoff head on the valve rod shifts out in the runner, alright in order to stop moving the valve rod, then with the wire outage, and the iron core can reset under reset spring's effect, and then can make latch and cardboard clamp again, realize the braking to the valve rod for the solenoid valve body can not lead to the valve rod to drop under the vibration of rivers.

The utility model is simple in operation, this solenoid valve body is owing to set up the brake assembly of valve rod, so at the in-process that uses, can not cause the condition that the valve rod dropped, has strengthened the stability that the solenoid valve body used, has stronger practicality.

Drawings

Fig. 1 is a schematic view of an overall structure of a shock-proof structure of a solenoid valve according to the present invention;

fig. 2 is a partial structural sectional view of a shock-proof structure of the solenoid valve provided by the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 2 of a shock-proof structure of a solenoid valve according to the present invention.

In the figure: the valve comprises a valve seat 1, a valve body 2, a valve rod 3, a clamping plate 4, a clamping tooth 5, a return spring 6, a limiting rod 7, a limiting seat 8, a solenoid 9, a lead 10, an iron core 11, a blocking head 12, a partition plate 13, a flow channel 14 and a linear bearing 15.

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.

Example one

Referring to fig. 1-3, a shock-proof structure of an electromagnetic valve comprises a valve seat 1, a valve body 2 is arranged on the top of the valve seat 1, a water inlet and a water outlet are arranged on the valve seat 1, a partition plate 13 which is matched with the valve seat 1 is fixedly arranged in the valve seat 1, a flow passage 14 is arranged on the partition plate 13, the water inlet and the water outlet are communicated through the flow passage 14, a valve rod 3 is longitudinally and slidably connected in the valve body 2, a blocking head 12 is fixedly connected to the bottom of the valve rod 3, the blocking head 12 extends into the valve seat 1, the blocking head 12 is positioned in the flow passage 14, a blocking plate 4 is fixedly arranged on one side of the valve rod 3, a latch 5 is slidably connected in the valve body 2, the latch 5 and the blocking plate 4 are clamped, a transverse driving assembly is fixedly arranged on one side of the latch 5, a limiting assembly is fixedly connected to, the fixed block is fixed in valve body 2, the utility model is simple in operation, this solenoid valve body is owing to set up the brake assembly of valve rod 3, so at the in-process that uses, can not cause the condition that valve rod 3 dropped, has strengthened the stability that the solenoid valve body used, has stronger practicality.

Example two

Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1: the valve comprises a valve seat 1, a valve body 2 is arranged at the top of the valve seat 1, a water inlet and a water outlet are arranged on the valve seat 1, a partition plate 13 which is matched with the valve seat 1 is fixedly arranged in the valve seat 1, a flow passage 14 is arranged on the partition plate 13, the water inlet and the water outlet are communicated through the flow passage 14, a valve rod 3 is connected in the valve body 2 in a longitudinal sliding manner, a blocking head 12 is fixedly connected at the bottom of the valve rod 3, the blocking head 12 extends into the valve seat 1, the blocking head 12 is positioned in the flow passage 14, a clamping plate 4 is fixedly arranged at one side of the valve rod 3, a clamping tooth 5 is connected in the valve body 2 in a sliding manner, the clamping tooth 5 and the clamping plate 4 are clamped, a transverse driving assembly is fixedly arranged at one side of the clamping tooth 5, a limiting assembly is fixedly connected at one side of the clamping tooth 5, a return spring, the valve rod 3 penetrates through the inner ring of the linear bearing 15 and is in sliding connection with the inner ring of the linear bearing, the longitudinal sliding friction force of the valve rod 3 can be reduced by using the linear bearing, a rubber pad is fixedly sleeved on the outer side of the blocking head 12, the blocking head 12 is attached to the inner wall of the flow channel 14 through the rubber pad, the inner wall of the blocking head 12 and the inner wall of the flow channel 14 can be attached more tightly by using the rubber pad, the transverse driving assembly comprises a solenoid 9 fixedly installed in the valve body 2, a lead 10 is wound on the outer side of the solenoid 9, an iron core 11 is arranged in the solenoid 9, one end of the iron core 11 is fixedly connected with one side of the latch 5, when the solenoid 9 is powered on, the iron core 11 inserted inside can be magnetized by the magnetic field of the solenoid 9 and further can drive the latch 5 to move, so that the driving force can be provided for the latch 5, the limiting, sliding connection has spacing seat 8 on gag lever post 7, one side on two spacing seats 8 all with one side fixed connection of latch 5, when latch 5 carries out lateral shifting, under gag lever post 7 and spacing seat 8's effect, can be so that the skew can not take place during latch 5 lateral shifting, a plurality of fixture blocks of one side fixedly connected with of latch 5 is close to cardboard 4, a plurality of draw-in grooves have been seted up to one side that cardboard 4 is close to latch 5, and fixture block and corresponding draw-in groove looks joint, utilize fixture block and draw-in groove can make the fastening more that cardboard 4 and latch 5 clamped.

In the embodiment, when the electromagnetic valve is used, the structure of the electromagnetic valve is improved to a certain degree, and a corresponding functional adaptive component is added to the electromagnetic valve, so that the actual using effect of the electromagnetic valve is enhanced, and the electromagnetic valve is specifically characterized in that when the electromagnetic valve is used, the braking on the valve rod 3 needs to be relieved firstly, the conducting wire 10 is electrified at the moment, the solenoid 9 is also electrified, the iron core 11 inserted into the solenoid is magnetized by the magnetic field of the solenoid 9, the latch 5 can be driven to transversely move, the reset spring 6 can be compressed when the latch 5 transversely moves, meanwhile, the latch 5 can not deviate when transversely moves under the limiting action of the limiting rod 7 and the limiting seat 8 when moving, when the latch 5 and the clamping plate 4 are not clamped, the braking on the valve rod 3 can be relieved, at the moment, the electromagnetic valve body can drive the valve rod 3 to longitudinally move, when the plugging head 12 on the valve rod 3 moves out of the flow channel 14, alright with stopping moving valve rod 3, then with wire 10 outage, and iron core 11 can reset under reset spring 6's effect, and then can make latch 5 and cardboard 4 clamp again, so can realize the braking to valve rod 3 for the solenoid valve body can not lead to valve rod 3 to drop and close the condition of runner 14 under the vibration of rivers.

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. A shock-proof structure of an electromagnetic valve comprises a valve seat (1) and is characterized in that a valve body (2) is arranged at the top of the valve seat (1), a water inlet and a water outlet are formed in the valve seat (1), a partition plate (13) matched with the valve seat (1) is fixedly installed in the valve seat (1), a flow channel (14) is formed in the partition plate (13), the water inlet and the water outlet are communicated through the flow channel (14), a valve rod (3) is longitudinally and slidably connected in the valve body (2), a blocking head (12) is fixedly connected at the bottom of the valve rod (3), the blocking head (12) extends into the valve seat (1), the blocking head (12) is located in the flow channel (14), a clamping plate (4) is fixedly installed on one side of the valve rod (3), a clamping tooth (5) is slidably connected in the valve body (2), the clamping tooth (5) and the clamping plate (4) are clamped, and a transverse driving assembly is, spacing subassembly of one side fixedly connected with of latch (5), one side fixedly connected with reset spring (6) of latch (5), and the other end fixed connection fixed block of reset spring (6), the fixed block is fixed in valve body (2).

2. Shock-absorbing structure for solenoid valves according to claim 1, wherein said valve body (2) has a linear bearing (15) fixedly mounted therein, and said valve stem (3) extends through and is slidably connected to the inner ring of the linear bearing (15).

3. The shock-proof structure for the electromagnetic valve according to claim 1, wherein a rubber pad is fixedly sleeved on the outer side of the blocking head (12), and the blocking head (12) is attached to the inner wall of the flow passage (14) through the rubber pad.

4. Shock-proof structure for electromagnetic valve according to claim 1, characterized in that the transverse driving assembly comprises a solenoid (9) fixedly installed in the valve body (2), a conducting wire (10) is wound outside the solenoid (9), an iron core (11) is installed in the solenoid (9), and one end of the iron core (11) is fixedly connected with one side of the latch (5).

5. The shock-proof structure for the electromagnetic valve according to claim 1, wherein the limiting component comprises two symmetrically arranged limiting rods (7) fixedly mounted on one side of the valve body (2), a limiting seat (8) is slidably connected on the limiting rods (7), and one side of each of the two limiting seats (8) is fixedly connected with one side of the latch (5).

6. The shock-proof structure for the electromagnetic valve according to claim 1, wherein a plurality of clamping blocks are fixedly connected to one side of the latch (5) close to the clamping plate (4), a plurality of clamping grooves are formed on one side of the clamping plate (4) close to the latch (5), and the clamping blocks are clamped with the corresponding clamping grooves.