CN218326470U

CN218326470U - Automobile fuel evaporation control electromagnetic valve

Info

Publication number: CN218326470U
Application number: CN202222742437.5U
Authority: CN
Inventors: 刘俊杰; 傅海燕; 易军; 李贵勇
Original assignee: Chengdu Zhida Electrical Manufacturing Co ltd
Current assignee: Chengdu Zhida Electrical Manufacturing Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-01-17
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a car fuel evaporation control solenoid valve belongs to solenoid valve technical field, which comprises a valve body, valve body inside wall fixedly connected with separation blade, logical groove has been seted up at the separation blade middle part, it enters the room to constitute between valve body inside wall upper portion and the separation blade, constitute out-of-room between valve body inside wall lower part and the separation blade, it is connected with the import to enter the room, it is connected with the export to go out the room, it has sealed piece to go out room bottom demountable installation, sealed piece top demountable installation resilient means, the lower valve strip is installed at the resilient means top, it has seted up the slide opening to enter the room top, slide opening inside wall sliding connection has the case, the welding of case bottom has last valve strip, first spring is installed at the case top, first spring top is connected with the upper cover, the upper cover lateral wall is connected with the coil, the inside effect that can reach the anti-return flow through lower valve strip and resilient means of car fuel evaporation control solenoid valve.

Description

Automobile fuel evaporation control electromagnetic valve

Technical Field

The utility model relates to a solenoid valve field specifically is a car fuel evaporation control solenoid valve.

Background

The electromagnetic valve is composed of an electromagnetic coil and a magnetic core, and is a valve body containing one or more holes, when a coil is powered on or powered off, the magnetic core operates to lead fluid to pass through the valve body or be cut off so as to achieve the purpose of changing the direction of the fluid, an electromagnetic component of the electromagnetic valve is composed of a fixed iron core, a movable iron core, a coil and other components, a valve body part is composed of a slide valve core, a slide valve sleeve, a spring base and the like, the electromagnetic coil is directly installed on the valve body, and the valve body is sealed in a sealing pipe to form a simple and compact combination.

The existing automobile fuel evaporation control electromagnetic valve is not provided with a backflow prevention assembly, and fluid at an outlet is easy to flow backwards and cannot backflow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car fuel evaporation control solenoid valve, the utility model discloses car fuel evaporation control solenoid valve is inside can reach the effect of anti-return through lower valve strip and resilient means to solve the problem of proposing among the above-mentioned background art.

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

the utility model provides an automobile fuel evaporation control solenoid valve, includes the valve body, valve body inside wall fixedly connected with separation blade, logical groove has been seted up at the separation blade middle part, constitute between valve body inside wall upper portion and the separation blade and advance the room, constitute out the room between valve body inside wall lower part and the separation blade, it is connected with the import to advance the room, it is connected with the export to go out the room, it has sealed piece to go out room bottom demountable installation, sealed piece top demountable installation resilient means, the valve strip is down installed at the resilient means top, advance the room top and seted up the slide opening, slide opening inside wall sliding connection has the case, the welding of case bottom has last valve strip, first spring is installed at the case top, first spring top is connected with the upper cover, the upper cover lateral wall is connected with the coil.

As a further aspect of the present invention: the equal fixedly connected with interface pipeline of import and export tip, the external screw thread has been seted up to interface pipeline lateral wall.

As a further aspect of the present invention: sealed piece bottom fixedly connected with rectangle installation piece, the screw has been seted up on rectangle installation piece surface and through screw and bolt demountable installation in the valve body bottom.

As a further aspect of the present invention: the elastic device comprises an upper rod, a second spring and a lower sleeve, the second spring is sleeved on the upper portion of the outer side wall of the upper rod, and the lower portion of the outer side wall of the upper rod is connected to the inner side wall of the lower sleeve in a sliding mode.

As a further aspect of the present invention: the round mounting piece is fixedly connected to the bottom of the upper cover, a screw hole is formed in the surface of the round mounting piece, and the round mounting piece is detachably mounted at the top of the valve body through the screw hole and a bolt.

As the utility model discloses further scheme again: go up valve strip bottom bonding and have first gasket, valve strip top bonding has the second gasket down, rectangle installation piece top bonding has the third gasket, first gasket, second gasket and third gasket are the rubber material and make.

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

the utility model discloses inside effect that can reach the anti-return through lower valve strip and resilient means of car fuel evaporation control solenoid valve, when opening the solenoid valve, when the coil circular telegram, the case upwards slides along the slide opening inside wall, go up the valve strip and shift up in step, leave logical groove top, the fluid flow of import this moment enters the room, through leading to the groove, will descend the valve strip to push down through pressure, resilient means pressurized shortens this moment, the upper boom slides down along lower cover inside wall, second spring pressurized shortens, the fluid flows out the room, when advancing the interior less pressure that produces of fluid and being not enough with lower valve strip down-pushing, the resilient means extension of second spring resilience reset drive, the wound is felt along lower cover inside wall upwards sliding, lower valve strip shifts up in step thereupon, support logical groove lower part, prevent the indoor fluid backward flow of leaving, solve current car fuel evaporation control solenoid valve and do not set up the anti-return subassembly, the problem of can not anti-return.

Drawings

Fig. 1 is a schematic sectional structure view of an automobile fuel evaporation control solenoid valve according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a first schematic structural diagram of an automobile fuel evaporation control solenoid valve according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fuel evaporation control solenoid valve for an automobile according to an embodiment of the present invention.

In the figure: 1. a valve body; 2. an elastic device; 201. a rod is arranged; 202. a second spring; 203. sleeving; 3. a coil; 4. an upper cover; 5. a first spring; 6. a valve core; 7. a slide hole; 8. entering a room; 9. feeding a valve strip; 10. a first sealing sheet; 11. a through groove; 12. a baffle plate; 13. a second sealing sheet; 14. a lower valve strip; 15. a sealing block; 16. a rectangular mounting tab; 17. a third sealing sheet; 18. discharging from the chamber; 19. an outlet; 20. an inlet; 21. an interface conduit; 22. an external thread; 23. a circular mounting plate; 24. a bolt; 25. and a screw hole.

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

Please refer to fig. 1-4, in the embodiment of the utility model, a car fuel evaporation control solenoid valve, including

valve body

1, 1 inside wall fixedly connected with separation blade 12 of valve body, logical groove 11 has been seted up at separation blade 12 middle part, it advances room 8 to constitute between 1 inside wall upper portion of valve body and the separation blade 12, it is out room 18 to constitute between 1 inside wall lower part of valve body and the separation blade 12, it is connected with import 20 to advance room 8, it is connected with export 19 to go out room 18, it has sealed piece 15 to go out room 18 bottom demountable installation, sealed piece 15 top demountable installation has resilient means 2, resilient means 2 installs lower valve strip 14 at the top, it has seted up slide opening 7 to advance room 8 top, 7 inside wall sliding connection in slide opening has

case

6, 6 bottom welding of case has last valve strip 9, first spring 5 is installed at 6 tops of case, first spring 5 top is connected with upper cover 4, upper cover 4 lateral wall is connected with coil 3, the utility model discloses the inside effect that can reach the anti-return flow through lower valve strip 14 and resilient means 2.

The end parts of the inlet 20 and the outlet 19 are fixedly connected with an interface pipeline 21, and an external thread 22 is formed in the outer side wall of the interface pipeline 21, so that the pipeline is conveniently connected with the electromagnetic valve.

Wherein, sealed piece 15 bottom fixedly connected with rectangle installation piece 16, screw 25 has been seted up on rectangle installation piece 16 surface and through screw 25 and bolt 24 demountable installation in valve body 1 bottom, easy to assemble or dismantle sealed piece 15, resilient means 2 and lower valve strip 14.

The elastic device 2 comprises an upper rod 201, a second spring 202 and a lower sleeve 203, the second spring 202 is sleeved on the upper portion of the outer side wall of the upper rod 201, the lower portion of the outer side wall of the upper rod 201 is connected to the inner side wall of the lower sleeve 203 in a sliding mode, and the upper rod can be matched with the lower valve strip 14 to achieve the effect of backflow prevention.

Wherein, the circular installation piece 23 of upper cover 4 bottom fixedly connected with, screw 25 has been seted up on circular installation piece 23 surface and through screw 25 and bolt 24 demountable installation at valve body 1 top, easy to assemble or dismantle upper cover 4.

Wherein, it has first gasket 10 to go up 9 bottoms bonds of valve strip, 14 tops bonds of valve strip have second gasket 13 down, 16 tops bonds of rectangle installation piece have third gasket 17, first gasket 10, second gasket 13 and third gasket 17 are the rubber material and make, and rubber matter is soft elasticity, and the pressurized ability is kick-backed rapidly under normal atmospheric temperature, and is sealed effectual.

The utility model discloses a theory of operation is: the utility model discloses the inside effect that can reach the anti-return through lower valve strip 14 and resilient means 2 of car fuel evaporation control solenoid valve, external power supply, when opening the solenoid valve through external switch, when coil 3 circular telegram, case 6 upwards slides along slide opening 7 inside walls, it shifts up to go up valve strip 9 in step, leave logical groove 11 top, the fluid of 20 import flows into room 8 this moment, through leading to groove 11, 14 pushes down valve strip through pressure, resilient means 2 pressurized shortens this moment, upper boom 201 slides down along lower cover 203 inside wall, second spring 202 pressurized shortens, the fluid flows out room 18, when advancing the less pressure that produces of room 8 fluid when pushing down valve strip 14, second spring 202 kick-backs and resets and drives resilient means 2 extension, the wound is felt upwards along lower cover 203 inside wall, lower valve strip 14 shifts up along with it in step, support in logical groove 11 lower part, prevent out the fluid backward flow in the room 18.

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 utility model provides an automobile fuel evaporation control solenoid valve, includes valve body (1), its characterized in that: valve body (1) inside wall fixedly connected with separation blade (12), logical groove (11) have been seted up at separation blade (12) middle part, constitute between valve body (1) inside wall upper portion and separation blade (12) and advance room (8), constitute between valve body (1) inside wall lower part and separation blade (12) and go out room (18), it is connected with import (20) to advance room (8), it is connected with export (19) to go out room (18), it has sealed piece (15) to go out room (18) bottom demountable installation, sealed piece (15) top demountable installation resilient means (2), resilient means (2) top is installed down valve strip (14), it has seted up slide opening (7) to advance room (8) top, slide opening (7) inside wall sliding connection has case (6), case (6) bottom welding has last valve strip (9), first spring (5) are installed at case (6) top, first spring (5) top is connected with upper cover (4), upper cover (4) lateral wall is connected with coil (3).

2. The automotive fuel evaporation control solenoid valve according to claim 1, characterized in that: the end parts of the inlet (20) and the outlet (19) are fixedly connected with an interface pipeline (21), and an external thread (22) is arranged on the outer side wall of the interface pipeline (21).

3. The automotive fuel evaporation control solenoid valve according to claim 1, characterized in that: the sealing block (15) bottom fixedly connected with rectangle installation piece (16), screw (25) and through screw (25) and bolt (24) demountable installation in valve body (1) bottom have been seted up on rectangle installation piece (16) surface.

4. The automotive fuel evaporation control solenoid valve according to claim 1, characterized in that: the elastic device (2) comprises an upper rod (201), a second spring (202) and a lower sleeve (203), wherein the second spring (202) is sleeved on the upper portion of the outer side wall of the upper rod (201), and the lower portion of the outer side wall of the upper rod (201) is slidably connected to the inner side wall of the lower sleeve (203).

5. The automotive fuel evaporation control solenoid valve according to claim 1, characterized in that: the round installing piece (23) is fixedly connected to the bottom of the upper cover (4), a screw hole (25) is formed in the surface of the round installing piece (23), and the round installing piece is detachably installed at the top of the valve body (1) through the screw hole (25) and a bolt (24).

6. The automotive fuel evaporation control solenoid valve according to claim 3, characterized in that: go up valve strip (9) bottom bonding and have first gasket (10), valve strip (14) top bonding has second gasket (13) down, rectangle installation piece (16) top bonding has third gasket (17), first gasket (10), second gasket (13) and third gasket (17) are the rubber material and make.