CN213655767U

CN213655767U - Novel water drain valve

Info

Publication number: CN213655767U
Application number: CN202022220780.4U
Authority: CN
Inventors: 万进全; 邬全中; 周斌
Original assignee: Zhejiang Aoteng Intelligent Technology Co ltd
Current assignee: Zhejiang Aoteng Intelligent Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-07-09
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a novel drain valve, including the back yoke that connects gradually, shell, preceding yoke, shell internally mounted has solenoid, solenoid internally mounted has the main part, the inside movable chamber that is equipped with of main part, the armature subassembly is installed to the movable intracavity, has the rivers passageway between the inner wall in armature subassembly and movable chamber, the inside of back yoke is equipped with back rivers passageway, rivers passageway before preceding yoke inside is equipped with, preceding rivers passageway and back rivers passageway communicate movable chamber respectively, install the spring between armature subassembly and the back yoke. The utility model discloses a novel drain valve has simple structure, with low costs, sealed effectual advantage. The sealing structure design of the sealing gasket reduces the manufacturing cost of the water drain valve, avoids the sealing function failure caused by water tank impurities, and prolongs the service life of the water drain valve.

Description

Novel water drain valve

Technical Field

The utility model belongs to the technical field of the valve that drains, concretely relates to novel valve that drains.

Background

The water drain valve is widely applied, and common purposes are an electric water drain valve of an automobile water tank and the like. The existing water drain valve is generally an electric control electromagnetic valve and has the advantage of convenient control. The water drain valve mainly comprises a coil, a back yoke iron (P port), an armature component, a front yoke iron (A port) and a return spring. The internal structure of the existing water drain valve adopts a valve plug valve body structure or a conical surface sealing structure. The internal structure of the water drain valve adopting the valve plug and valve body structure is complex, the valve plug and the valve body structure need to be designed in detail, and the cost is greatly increased. The drain valve adopting the conical surface sealing structure can not ensure the sealing effect if impurities exist in water.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a novel water drain valve, including back yoke, a housing, preceding yoke, the lower extreme of back yoke is connected to the upper end of shell, the upper end of front yoke is connected to the lower extreme of shell, shell internally mounted has solenoid, the lower extreme of back yoke is located solenoid, solenoid internally mounted has the main part, the inside movable chamber that is equipped with of main part, the installation that can move about from top to bottom in the activity intracavity has armature subassembly, the rivers passageway has between the inner wall in armature subassembly and activity chamber, the inside of back yoke is equipped with the back rivers passageway that runs through back yoke upper end and lower extreme, the inside preceding rivers passageway that runs through front yoke upper end and lower extreme that is equipped with of front yoke, preceding rivers passageway and back rivers passageway communicate movable chamber respectively, install the spring between armature subassembly and the back yoke.

Preferably, the lower end of the back yoke is provided with an installation chamber communicated with the back water flow channel, the upper end of the armature assembly is provided with an installation groove, the installation groove corresponds to the installation chamber, the upper end of the spring is positioned in the installation chamber, and the lower end of the spring is positioned in the installation groove.

Preferably, the armature assembly comprises an armature and a sealing gasket mounted at the lower end of the armature.

Preferably, in the above technical solution, a cross section of the armature is hexagonal, and a cross section of the movable chamber is circular.

Preferably, the water flow channel is internally provided with a magnetic isolation sleeve, and the magnetic isolation sleeve is attached to the inner wall of the movable cavity.

Preferably, O-rings are provided between the main body and the rear yoke and between the main body and the front yoke, respectively.

Preferably, the upper end of the back yoke is provided with a connecting thread, and the lower end of the connecting thread is provided with an O-ring.

Preferably, the housing is connected with an electrical connector, and the electromagnetic coil is connected with an external power supply through the electrical connector.

Preferably, in the above-described aspect, the rear yoke is riveted to the housing, the electromagnetic coil is injection-molded into the housing, and the front yoke is riveted to the main body.

The utility model has the advantages that: the utility model discloses a novel drain valve has simple structure, with low costs, sealed effectual advantage. The sealing structure design of the sealing gasket reduces the manufacturing cost of the water drain valve, avoids the sealing function failure caused by water tank impurities, and prolongs the service life of the water drain valve.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional structural schematic view of the armature assembly;

fig. 3 is a schematic view of another corner of the armature assembly.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a novel water drain valve comprises a back yoke 1 and a shell 2, front yoke 3, the lower extreme of back yoke 1 is connected to the upper end of shell 2, the upper end of front yoke 3 is connected to the lower extreme of

shell

2, 2 internally mounted on the shell has solenoid 4, the lower extreme of back yoke 1 is located

solenoid

4, 4 internally mounted on solenoid has

main part

5, 5 inside movable chambers 6 that are equipped with of main part, movable chamber 6 is interior to be movable from top to bottom installs armature subassembly 7, rivers passageway 8 has between the inner wall of armature subassembly 7 and movable chamber 6, the inside of back yoke 1 is equipped with the back rivers passageway 9 that runs through 1 upper end of back yoke and lower extreme, the inside preceding rivers passageway 10 that runs through 3 upper end of front yoke and lower extreme that is equipped with of front yoke 3, preceding rivers passageway 10 and back rivers passageway 9 communicate movable chamber 6 respectively, install spring 11 between armature subassembly 7 and the back yoke 1. The water flow 19 enters the front water flow channel 10 through the rear water flow channel 9 and the water flow channel 8. The electromagnetic coil 4 is electrified to generate electromagnetic force, the back yoke 1 attracts the armature component 7 to slide in the movable cavity 6, and the armature component 7 is blocked or separated from the front water flow channel 10 to realize the on-off function of the water drain valve.

Further, the lower end of the back yoke 1 is provided with an installation chamber 12 communicated with the back water flow channel 9, the upper end of the armature component 7 is provided with an installation groove 13, the installation groove 13 corresponds to the installation chamber 12, the upper end of the spring 11 is positioned in the installation chamber 12, and the lower end of the spring 13 is positioned in the installation groove 13.

Further, the armature assembly 7 includes an armature 14 and a seal 15 mounted at a lower end of the armature 14. And a communication groove 20 communicated with the mounting groove 13 is formed in the side surface of the armature 14, and water flow 19 enters the mounting chamber 12 after passing through the rear water flow channel 9 and then enters the front water flow channel 10 after passing through the mounting groove 13, the communication groove 20 and the water flow channel 8. The gasket 15 enhances the effect of the armature assembly 7 in blocking the front water flow passage 10.

Further, the cross section of the armature 14 is hexagonal, and the cross section of the movable cavity 6 is circular. The water flow channel 8 is thus formed between the periphery of the armature 14 and the inner wall of the movable chamber 6.

Furthermore, a magnetism isolating sleeve 16 is arranged in the water flow channel 8, and the magnetism isolating sleeve 16 is attached to the inner wall of the movable cavity 6.

Further, O-ring seals 17 are respectively disposed between the main body 5 and the rear yoke 1 and between the main body 5 and the front yoke 3.

Further, the upper end of the rear yoke 1 is provided with a connecting thread 18, and the lower end of the connecting thread 18 is provided with an O-shaped sealing ring 17.

Further, an electrical connector 18 is connected to the housing 2, and the electromagnetic coil 4 is connected to an external power source through the electrical connector 18.

Further, the rear yoke 1 is connected with the housing 2 in a riveting manner, the electromagnetic coil 4 is injected into the housing 2, and the front yoke 3 is connected with the main body 5 in a riveting manner.

It is worth mentioning that the technical features of injection molding, riveting and the like related to the patent application of the present invention should be regarded as the prior art, and the specific structure, the working principle of the technical features and the control mode and the space arrangement mode which may be related to the technical features can be selected conventionally in the field, which should not be regarded as the invention point of the present invention, and the present invention does not further specifically expand the detailed description.

Having described in detail preferred embodiments of the present invention, it is to be understood that modifications and variations can be made by persons skilled in the art without inventive faculty, and therefore all technical solutions which can be obtained by a person skilled in the art based on the concepts of the present invention through logic analysis, reasoning or limited experimentation will fall within the scope of protection defined by the claims.

Claims

1. The utility model provides a novel water drain valve, a serial communication port, including back yoke, a housing, preceding yoke, the lower extreme of back yoke is connected to the upper end of shell, the upper end of front yoke is connected to the lower extreme of shell, shell internally mounted has solenoid, the lower extreme of back yoke is located solenoid, solenoid internally mounted has the main part, the inside movable chamber that is equipped with of main part, the installation that can move about from top to bottom in the movable chamber has armature subassembly, the rivers passageway has between the inner wall in armature subassembly and movable chamber, the inside of back yoke is equipped with the back rivers passageway that runs through back yoke upper end and lower extreme, preceding rivers passageway and back rivers passageway communicate movable chamber respectively before the inside of preceding yoke is equipped with runs through preceding yoke upper end and lower extreme, install the spring between armature subassembly and the back yoke.

2. The novel water drain valve as claimed in claim 1, wherein the lower end of the back yoke is provided with a mounting chamber communicated with the rear water passage, the upper end of the armature assembly is provided with a mounting groove corresponding to the mounting chamber, the upper end of the spring is positioned in the mounting chamber, and the lower end of the spring is positioned in the mounting groove.

3. The novel bleeder valve as claimed in claim 1, wherein said armature assembly comprises an armature and a gasket mounted on the lower end of the armature.

4. The novel water drain valve as claimed in claim 3, wherein said armature has a hexagonal cross-section and said active chamber has a circular cross-section.

5. The novel water drain valve as claimed in claim 4, wherein a magnetism isolating sleeve is arranged in the water flow channel, and the magnetism isolating sleeve is attached to the inner wall of the movable cavity.

6. The novel bleeder valve as claimed in claim 1, wherein O-rings are provided between said main body and said back yoke and between said main body and said front yoke, respectively.

7. The novel bleeder valve as claimed in claim 1, wherein said back yoke is provided at an upper end thereof with a coupling screw, and a lower end of the coupling screw is provided with an O-ring.

8. The novel bleeder valve as claimed in claim 1, wherein said housing is connected to an electrical connector, and the solenoid coil is connected to an external power source through the electrical connector.

9. The novel bleeder valve as claimed in claim 1, wherein said rear yoke is riveted to the housing, said solenoid coil is injection molded into the housing, and said front yoke is riveted to the body.