CN210069071U

CN210069071U - Fuel oil electromagnetic valve

Info

Publication number: CN210069071U
Application number: CN201920714956.6U
Authority: CN
Inventors: 傅海燕; 李贵勇; 易军
Original assignee: Chengdu Zhida Electrical Manufacturing Co Ltd
Current assignee: Chengdu Zhida Electrical Manufacturing Co Ltd
Priority date: 2019-05-19
Filing date: 2019-05-19
Publication date: 2020-02-14
Anticipated expiration: 2029-05-19

Abstract

The utility model discloses a fuel solenoid valve, including electromagnetic mechanism, electromagnetic mechanism's bottom is provided with the valve body, the bottom of iron core is provided with the valve clack, the fixed block is connected with electromagnetic mechanism through first reset spring, the inside of valve body is provided with the disk seat, the top of disk seat is provided with first sealed the pad, filtering sleeve's inside is provided with filter mantle and powerful magnet, the inside of valve body is provided with the arcwall face. The utility model discloses an inside impurity of fuel is detached to the filter mantle that sets up, and the powerful magnet through setting adsorbs the metallic impurity in the fuel, avoids the metal piece can adsorb the work that influences the solenoid valve around the iron core, prevents to cause the iron core wearing and tearing, has improved the life of solenoid valve, makes the fuel flow along the wall of passageway through the arcwall face that sets up, reduces the scouring force to avoiding, avoids iron core and valve clack to cause the damage because of the friction of impurity piece.

Description

Fuel oil electromagnetic valve

Technical Field

The utility model relates to a fuel solenoid valve technical field especially relates to a fuel 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 pneumatic pressure, is used for adjusting the direction, flow, speed and other parameters of a medium in an industrial control system, can be matched with different circuits to realize expected control, and can ensure the precision and flexibility of the control.

The inner wall of current fuel solenoid valve is the right angle structure, and the fluid can cause to erode the wall and produce the piece of impurity, and the metal piece in these impurity and the fuel can adsorb around the iron core, causes the wearing and tearing of iron core, has reduced its life to influence the work of solenoid valve, the inside filter screen of valve body is difficult for dismantling the change in the market, has increased cost of maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: be right angle structure for the inner wall of solving current fuel solenoid valve, the fluid can cause to erode the wall and produce the piece of impurity, and the metal piece in these impurity and the fuel can adsorb around the iron core, causes the wearing and tearing of iron core, has reduced its life to influence the work of solenoid valve, the inside filter screen of valve body is difficult for dismantling the change on the market, has increased cost of maintenance's problem, and the fuel solenoid valve who provides.

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

the utility model provides a fuel solenoid valve, includes electromagnetic mechanism, electromagnetic mechanism's bottom is provided with the valve body, electromagnetic mechanism includes the coil, the inboard of coil is provided with the iron core, the bottom of iron core is provided with the valve clack, the outside of iron core is provided with the fixed block, the fixed block is connected with electromagnetic mechanism through first reset spring, the inside of valve body is provided with the disk seat, the top of disk seat is provided with first sealed the pad, the both ends of valve body are provided with inlet and liquid outlet respectively, the outside of inlet is provided with filtering sleeve, filtering sleeve's inside is provided with filter mantle and powerful magnet, the valve body is provided with the sealed pad of second with electromagnetic mechanism contact position department, the inside of valve body is provided with the arcwall face.

As a further description of the above technical solution:

the filtering sleeve is connected with the valve body through threads, and the strong magnet is positioned on one side of the filtering cover close to the liquid inlet.

As a further description of the above technical solution:

electromagnetic mechanism and valve body pass through bolt fixed connection, and electromagnetic mechanism and valve body contact position department all are the trapezium structure, the sealed pad of second is the trapezium structure.

As a further description of the above technical solution:

the quantity of arcwall face is a plurality of, and the arcwall face is located the turning position department of valve body inner wall.

As a further description of the above technical solution:

the strong magnet is of a circular ring structure, and a through hole is formed in the middle of the strong magnet.

As a further description of the above technical solution:

a second return spring is arranged inside the filtering sleeve, a clamping block is installed at the bottom end of the second return spring, and the clamping block is located right above the powerful magnet.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, detach the inside impurity of fuel through the filter mantle that sets up, adsorb the metallic impurity in the fuel through the powerful magnet that sets up, avoid the metal debris can adsorb the work that influences the solenoid valve around the iron core, prevent to cause the iron core wearing and tearing, improved the life of solenoid valve.

2. The utility model discloses in, make the fuel flow along the wall of passageway through the arcwall face that sets up, reduce the scouring force to avoiding, avoid iron core and valve clack to cause the damage because of the friction of foreign debris.

3. The utility model discloses in, because filter sleeve passes through threaded connection with the valve body, be convenient for dismantle the change filter sleeve, be convenient for dismantle the washing to powerful magnet under the cooperation of second reset spring and fixture block to cost of maintenance has been reduced.

Drawings

Fig. 1 is a schematic structural diagram of a fuel solenoid valve according to the present invention;

fig. 2 is a schematic structural diagram of a powerful magnet of a fuel solenoid valve according to the present invention;

fig. 3 is an enlarged schematic structural view of a fuel solenoid valve a according to the present invention;

fig. 4 is an enlarged structural schematic diagram of a fuel solenoid valve B according to the present invention.

Illustration of the drawings:

1. an electromagnetic mechanism; 2. a valve body; 3. a coil; 4. an iron core; 5. a valve flap; 6. a fixed block; 7. a first return spring; 8. a valve seat; 9. a first gasket; 10. a filter sleeve; 11. a filter housing; 12. a strong magnet; 13. a through hole; 14. a liquid inlet; 15. a liquid outlet; 16. an arc-shaped surface; 17. a second gasket; 18. a second return spring; 19. and (7) clamping blocks.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a fuel solenoid valve, including electromagnetic mechanism 1, the bottom of electromagnetic mechanism 1 is provided with valve body 2, electromagnetic mechanism 1 includes coil 3, the inboard of coil 3 is provided with iron core 4, iron core 4's bottom is provided with valve clack 5, iron core 4's the outside is provided with fixed block 6, fixed block 6 is connected with electromagnetic mechanism 1 through first reset spring 7, the inside of valve body 2 is provided with disk seat 8, disk seat 8's top is provided with first sealed pad 9, the both ends of valve body 2 are provided with inlet 14 and liquid outlet 15 respectively, the outside of inlet 14 is provided with filter sleeve 10, filter sleeve 10's inside is provided with filter mantle 11 and powerful magnet 12, valve body 2 is provided with the sealed pad 17 of second with 1 contact position department of electromagnetic mechanism, the inside of valve body 2 is provided with arc.

Detach the inside impurity of fuel through the filter mantle 11 that sets up, adsorb the metallic impurity in the fuel through the powerful magnet 12 that sets up, avoid the metal debris can adsorb the work that influences the solenoid valve around iron core 4, prevent to cause iron core 4 wearing and tearing, improved the life of solenoid valve, 16 make the fuel flow along the wall of passageway through the arcwall face that sets up, reduce the scouring force to avoiding, avoid iron core 4 and valve clack 5 to cause the damage because of the friction of impurity piece.

Specifically, as shown in fig. 1, the filter sleeve 10 is connected with the valve body 2 by a screw thread, and the strong magnet 12 is positioned on one side of the filter cover 11 close to the liquid inlet 14.

Because the filter sleeve 10 is connected with the valve body 2 through threads, the filter sleeve 10 is convenient to detach and replace, and the filter cover 11 is convenient to clean.

Specifically, as shown in fig. 1 and fig. 3, the electromagnetic mechanism 1 and the valve body 2 are fixedly connected by a bolt, the contact positions of the electromagnetic mechanism 1 and the valve body 2 are both in a trapezoidal structure, and the second gasket 17 is in a trapezoidal structure.

Through the second sealing gasket 17 of the trapezoidal structure, the sealing performance of the connection between the electromagnetic mechanism 1 and the valve body 2 is improved, and the leakage of fuel oil is avoided.

Specifically, as shown in fig. 1, the number of the arc-shaped surfaces 16 is plural, and the arc-shaped surfaces 16 are located at turning positions of the inner wall of the valve body 2.

The fuel flows along the wall surface of the channel through the arranged arc-shaped surface 16, so that the scouring force to be avoided is reduced, and the iron core 4 and the valve clack 5 are prevented from being damaged due to friction of impurity fragments.

Specifically, as shown in fig. 2 and 4, the strong magnet 12 is a circular ring structure, a through hole 13 is disposed at a middle position of the strong magnet 12, a second return spring 18 is disposed inside the filter sleeve 10, a latch 19 is mounted at a bottom end of the second return spring 18, and the latch 19 is located right above the strong magnet 12.

The strong magnet 12 is convenient to disassemble and clean under the cooperation of the second return spring 18 and the fixture block 19, so that the maintenance cost is reduced.

The working principle is as follows: when the electromagnetic valve is used, a power supply is switched on, the coil 3 is electrified to drive the iron core 4 to move upwards, so that the valve clack 5 is separated from the valve seat 8, fuel firstly passes through the filtering sleeve 10, impurities in the fuel are removed by the filtering cover 11, the strong magnet 12 adsorbs metal impurities in the fuel, metal fragments are prevented from being adsorbed around the iron core 4 to influence the work of the electromagnetic valve, the abrasion of the iron core 4 is prevented, the service life of the electromagnetic valve is prolonged, the fuel enters the valve body 2 from the liquid inlet 14, the fuel flows along the wall surface of a channel due to the fact that the turning position of the inner wall of the valve body is the arc-shaped surface 16, the scouring force to be avoided is reduced, the iron core 4 and the valve clack 5 are prevented from being damaged due to the friction of the impurity fragments, finally, the fuel is discharged from the liquid outlet 15, the power supply is switched off, the coil 3 is powered, the fuel oil path is cut off, and the filtering sleeve 10 is connected with the valve body 2 through threads, so that the filtering sleeve 10 is convenient to disassemble and replace, the filtering cover 11 is convenient to clean, the strong magnet 12 moves upwards to extrude the second reset spring 18 and the clamping block 19, the strong magnet 12 is convenient to disassemble and clean, and the maintenance cost 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 fuel oil electromagnetic valve comprises an electromagnetic mechanism (1) and is characterized in that a valve body (2) is arranged at the bottom end of the electromagnetic mechanism (1), the electromagnetic mechanism (1) comprises a coil (3), an iron core (4) is arranged on the inner side of the coil (3), a valve clack (5) is arranged at the bottom end of the iron core (4), a fixed block (6) is arranged on the outer side of the iron core (4), the fixed block (6) is connected with the electromagnetic mechanism (1) through a first reset spring (7), a valve seat (8) is arranged inside the valve body (2), a first sealing gasket (9) is arranged at the top end of the valve seat (8), a liquid inlet (14) and a liquid outlet (15) are respectively arranged at two ends of the valve body (2), a filtering sleeve (10) is arranged on the outer side of the liquid inlet (14), a filtering cover (11) and a strong magnet (12) are arranged inside the filtering sleeve, a second sealing gasket (17) is arranged at the contact position of the valve body (2) and the electromagnetic mechanism (1), and an arc-shaped surface (16) is arranged inside the valve body (2).

2. The fuel electromagnetic valve according to claim 1, characterized in that the filtering sleeve (10) is connected with the valve body (2) through threads, and the strong magnet (12) is positioned on one side of the filtering cover (11) close to the liquid inlet (14).

3. The fuel electromagnetic valve according to claim 1, characterized in that the electromagnetic mechanism (1) and the valve body (2) are fixedly connected through bolts, the contact positions of the electromagnetic mechanism (1) and the valve body (2) are both in a trapezoidal structure, and the second sealing gasket (17) is in a trapezoidal structure.

4. A fuel electromagnetic valve according to claim 1, characterized in that the number of the arc-shaped surfaces (16) is plural, and the arc-shaped surfaces (16) are located at turning positions of the inner wall of the valve body (2).

5. The fuel electromagnetic valve according to claim 1, characterized in that the strong magnet (12) is in a circular ring structure, and a through hole (13) is arranged at the middle position of the strong magnet (12).

6. A fuel electromagnetic valve according to claim 1, characterized in that the inside of the filtering sleeve (10) is provided with a second return spring (18), and a clamping block (19) is installed at the bottom end of the second return spring (18), and the clamping block (19) is positioned right above the strong magnet (12).