CN210461872U

CN210461872U - Electromagnetic valve

Info

Publication number: CN210461872U
Application number: CN201921388105.3U
Authority: CN
Inventors: 赵仁威; 杨韩成
Original assignee: Shanghai Shuoda Electronic Technology Co ltd
Current assignee: Shanghai Shuoda Electronic Technology Co ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-05-05
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a solenoid valve, which relates to the technical field of automobile accessories and comprises a valve core and a shell, wherein one end of the shell is provided with an opening, and the valve core is inserted and arranged in the opening of the shell; the bottom of shell open-ended runs through and has seted up through-hole and joint hole, is provided with on the case with joint hole joint complex clamp. There is the loaded down with trivial details problem of shell dismantlement to prior art, the utility model discloses a case and shell joint cooperation, shell open-ended bottom is run through and has been seted up through-hole and joint hole, and clamp and joint hole joint cooperation on the case easily fix the shell, also convenient to detach maintenance.

Description

Electromagnetic valve

Technical Field

The utility model relates to an auto-parts technical field, more specifically say, it relates to a 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, is not limited to hydraulic pressure and pneumatics, and is used for adjusting the direction, flow rate, speed and other parameters of a medium in an industrial control system. The electromagnetic valve can be matched with different circuits to realize expected control, the control precision and flexibility can be ensured, the electromagnetic valves are various, different electromagnetic valves play a role in different positions of a control system, and the most common electromagnetic valves are one-way valves, safety valves, direction control valves, speed regulating valves and the like.

For the existing electromagnetic valve, as the chinese patent with patent publication No. CN208816798U, it discloses a fast opening and closing electromagnetic valve, which includes a valve body assembly and a control assembly, the valve body assembly includes a top cover, a non-magnetic tube, a housing, a circulation tube, a fixing rod and a filter, the coil surrounds the outer surface of the metal tube, when the coil is electrically connected with an external power supply, the coil and the metal tube jointly form an energized solenoid structure and generate electromagnetic force, the moving iron core is slidably connected with the non-magnetic tube, the energized solenoid adsorbs the moving iron core to move up to drive the rubber plug to move up, so that the pilot hole is opened, the aperture of the pilot hole is large, the pressure can be rapidly released, the main piston moves up under the pressure of a medium to open the circulation tube, when the power is off, the energized solenoid loses the magnetic force, the moving iron core spring pulls the moving iron core to move down, so that air enters the pilot hole, thereby achieving the purpose of rapid pressure relief and pressurization.

In the above-mentioned patent, the top cap is located the shell top, and with the shell spiro union, no magnet pipe fixed connection is in the shell, and be located the inside wall of shell, the runner pipe is located the shell bottom, and with shell fixed connection, the dead lever runs through the top cap, dead lever and top cap fixed connection, the filter is located the runner pipe inside, filter and runner pipe fixed connection, main piston passes through main piston spring fixed connection in the inner wall of shell, the piston ring is located inside the shell, and be connected with the internal surface fixed connection of shell, the tubular metal resonator is located inside the shell, and with shell fixed connection, coil external power source electric connection. However, because the number of components connected or fixed on the shell is too many, if the inside of the shell breaks down, the shell is quite complicated to disassemble, and the overhauling efficiency is affected.

SUMMERY OF THE UTILITY MODEL

There is the loaded down with trivial details problem of shell dismantlement to prior art, the utility model aims at providing a solenoid valve, it has the convenient advantage of maintenance.

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

a solenoid valve comprises a valve core and a shell, wherein one end of the shell is provided with an opening, and the valve core is inserted into the opening of the shell;

the bottom of the shell opening is provided with a clamping hole in a penetrating mode, and the valve core is provided with a clamp which is matched with the clamping hole in a clamping mode.

Through above-mentioned technical scheme, case and shell joint cooperation, shell open-ended bottom is run through and is seted up through-hole and joint hole, and clamp and joint hole joint cooperation on the case, simple structure easily fixes the shell, also convenient to detach maintenance.

Furthermore, the clamp bottom end is arranged on the valve core, and clamping blocks are arranged on two sides of the opening end of the clamp.

Through above-mentioned technical scheme, the clamp bottom mounting is on the case, and the fixture block setting is in the one side of keeping away from another clamp for with joint hole joint cooperation.

Furthermore, the clamping block is provided with an inclined plane which is convenient for the clamping hoop to be clamped into the clamping hole.

Through above-mentioned technical scheme, need not to be close to with the help of two clamps of external force, the joint hole pushes down can realize with the fixed of fixture block.

Further, the clamp is rotatably arranged on the valve core.

Through above-mentioned technical scheme, rotate the clamp setting, effectively avoid the clamp to receive rigid collision and rupture.

Furthermore, the valve core is close to the clamp, a groove for containing the clamp is formed in the position, close to the clamp, of the valve core, and the clamp is rotatably connected into the groove.

Through above-mentioned technical scheme, set up the recess on the case, the clamp rotates accomodates with the recess in, further protects the clamp.

Further, the opening of the yoke is gradually increased in a direction away from the rotation axis thereof.

Through above-mentioned technical scheme, the opening of clamp is along the direction crescent who keeps away from its axis of rotation and is helped carrying out the joint cooperation with joint hole department.

Furthermore, a boss is arranged on the valve core, a terminal is arranged on the boss, and a through hole matched with the boss in an inserting mode is formed in the bottom of the opening of the shell in a penetrating mode.

Through above-mentioned technical scheme, the boss can prevent to take place to rock when shell and case contact, and the terminal is used for the wiring to use.

Furthermore, a snap ring used for clamping the shell is arranged on the terminal.

Through above-mentioned technical scheme, the snap ring is used for the card at the opening part of through-hole, strengthens being connected between shell and the case.

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

(1) the valve core is clamped and matched with the shell, the bottom of the opening of the shell is provided with a through hole and a clamping hole in a penetrating way, and a clamp on the valve core is clamped and matched with the clamping hole, so that the structure is simple, the shell is easy to fix, and the disassembly and maintenance are convenient;

(2) furthermore, the valve core is provided with the groove, so that a clamp is convenient to store, and the clamp is prevented from being broken due to collision;

(3) furthermore, the boss arranged on the valve core can prevent the shell from shaking when in contact with the valve core, and the terminal arranged on the boss is used for wiring.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention.

Reference numerals: 1. a valve core; 2. a housing; 3. a through hole; 4. a clamping hole; 5. clamping a hoop; 6. a clamping block; 7. a bevel; 8. a groove; 9. a boss; 10. a terminal; 11. a snap ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following provides a further detailed description of the present invention with reference to the following embodiments and accompanying drawings, but the embodiments of the present invention are not limited thereto.

The utility model provides an electromagnetic valve, as shown in figure 1, including case 1 and shell 2, the whole round platform form that is of electromagnetic valve, 2 one ends of shell are the opening setting, case 1 is pegged graft in 2 openings of shell, 2 open-ended bottoms of shell run through and have been seted up through-hole 3 and joint hole 4, joint hole 4 is the ellipse, the aperture of through-hole 3 is greater than the aperture of joint hole 4, the one end of case 1 is rotated and is connected with clamp 5 that is the U type, the opening of clamp 5 is located the one side of keeping away from case 1, clamp 5 is the integrative fixture block 6 that is fixed with of opening part in addition, fixture block 6 surface is seted up the inclined plane 7 that 5 cards. During the equipment, align clamp 5 and joint hole 4's position and insert to shell 2 opening in, the opening part of joint hole 4 pushes down inclined plane 7, makes clamp 5's opening shrink, then inserts in joint hole 4, and is fixed with 2 joints of shell.

1 terminal surface of case is seted up flutedly 8 along its is radial, and 5 bottoms of clamp are rotated and are connected in the recess 8 on 1 of case, and the opening of clamp 5 is crescent along the direction of keeping away from its axis of rotation, rotate clamp 5 and accomodate in recess 8, and the opening of clamp 5 is pressed from both sides tightly in recess 8 after receiving the extrusion simultaneously, strengthens the stability that clamp 5 was accomodate.

Be provided with boss 9 on case 1, boss 9 pegs graft in through-hole 3, and through-hole 3 is oval form, and the shape is greater than joint hole 4, and through-hole 3 is seted up between two joint holes 4, can prevent that shell 2 from rocking, is provided with terminal 10 on the boss 9 for the wiring. A clamping ring 11 is integrally arranged on one side of the terminal 10, the clamping ring 11 is C-shaped, one end of the clamping ring 11 is fixed on the terminal 10, a gap exists between the other end of the clamping ring and the terminal 10, and the through hole 3 of the shell 2 is clamped between the clamping ring 11 and the valve core 1 through manual extrusion of the clamping ring 11.

When installing shell 2, aim at boss 9 with through-hole 3, clamp 5 is aimed at in joint hole 4, presses case 1 and shell 2 together, through the cooperation of clamp 5 and 4 joints in joint hole, can prevent that shell 2 from droing, plays the effect of fixed shell 2. Inclined plane 7 on the fixture block 6 helps fixture block 6 and joint interface cooperation, need not be close to two clamps 5 with the help of external force, and when the joint interface was pressed down perpendicularly, the joint interface slided to fixture block 6 below along inclined plane 7, and the one end that case 1 was kept away from to clamp 5 was tight earlier loosened again, realized the cooperation of clamp 5 and 4 joints in joint hole.

The labor is saved; when the shell 2 is disassembled, the buckles in the holes can be closed by external force, and the shell 2 is pulled out; after the shell 2 is detached, the clamp 5 can be rotated in the groove 8, and the groove 8 can accommodate the clamp 5.

In summary, the following steps:

when the utility model works, the valve core 1 is matched with the shell 2 in a clamping way, the bottom of the opening of the shell 2 is provided with a through hole 3 and a clamping hole 4 in a penetrating way, and the clamp 5 on the valve core 1 is matched with the clamping hole 4 in a clamping way, so that the shell 2 is easy to fix and the disassembly and maintenance are convenient; the clamping fit with the clamping hole 4 in the shell 2 is realized through the clamping hoop 5 and the clamping block 6 on the clamping hoop 5, so that the shell 2 is prevented from falling off, and the shell 2 is fixed; the effect of saving labor is achieved by arranging the inclined plane 7 on the fixture block 6; the boss 9 arranged on the valve core 1 can prevent the shell 2 from shaking when contacting with the valve core 1, and the boss 9 is provided with the terminal 10 for wiring.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A solenoid valve comprises a valve core (1) and a shell (2), and is characterized in that one end of the shell (2) is provided with an opening, and the valve core (1) is inserted into the opening of the shell (2);

the bottom of the opening of the shell (2) is provided with a clamping hole (4) in a penetrating way, and the valve core (1) is provided with a clamp (5) which is matched with the clamping hole (4) in a clamping way.

2. The electromagnetic valve according to claim 1, characterized in that the bottom end of the clamp (5) is arranged on the valve core (1), and the two sides of the opening end of the clamp (5) are provided with clamp blocks (6).

3. The electromagnetic valve according to claim 2, characterized in that the clamping block (6) is provided with an inclined surface (7) for facilitating the clamping of the clamping hoop (5) into the clamping hole (4).

4. A solenoid valve according to claim 2 or 3, characterised in that the clip (5) is rotatably arranged on the valve cartridge (1).

5. A solenoid valve according to claim 4, characterized in that the valve core (1) is provided with a groove (8) near the clip (5) for receiving the clip (5), and the clip (5) is rotatably connected in the groove (8).

6. A solenoid valve according to claim 5, characterised in that the opening of the yoke (5) increases progressively in a direction away from its axis of rotation.

7. The electromagnetic valve according to claim 1, characterized in that the valve core (1) is provided with a boss (9), the boss (9) is provided with a terminal (10), and the bottom of the opening of the housing (2) is provided with a through hole (3) which is inserted and matched with the boss (9).

8. A solenoid valve according to claim 7, characterised in that the terminal (10) is provided with a snap ring (11) for snapping the housing (2).