CN216951783U

CN216951783U - Miniature three-way electromagnetic valve

Info

Publication number: CN216951783U
Application number: CN202220846916.9U
Authority: CN
Inventors: 赵静; 李标胜
Original assignee: Dongguan Jingbofang Precision Electronics Co ltd
Current assignee: Dongguan Jingbofang Precision Electronics Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-07-12
Anticipated expiration: 2032-04-13

Abstract

The utility model discloses a miniature three-way electromagnetic valve which comprises a framework, a valve core and a sealing nozzle, wherein a coil is arranged on the outer side of the framework, a main pipeline, a first channel and a second channel are arranged in the framework, the sealing nozzle is inserted into the lower end of the main pipeline from bottom to top, the valve core is arranged in the main pipeline, two ends of the valve core are respectively connected with a first stop sheet and a second stop sheet, a spring is arranged between the second stop sheet and the sealing nozzle, and two ends of the spring are respectively abutted against the second stop sheet and the sealing nozzle. According to the utility model, the first stop sheet is arranged, the first stop sheet covers the joint of the first channel and the main pipeline, so that the phenomenon of offset air leakage is prevented, when air is introduced from the outside, the second stop sheet is arranged, so that the bottom of the valve core is prevented from being directly contacted with the framework and the sealing nozzle, impact noise is generated during working, and meanwhile, the spring supports the valve core to prevent the valve core from shaking, so that the noise is further reduced, and the effect of improving the resonance noise of the air valve is achieved.

Description

Miniature three-way electromagnetic valve

Technical Field

The utility model relates to the technical field of electromagnetic valves, in particular to a miniature three-way electromagnetic valve.

Background

Solenoid valve on the market often uses under the big environment of vibration, and the case can produce resonance, vibrates together along with external mechanism, and striking skeleton causes very big noise, develops an air valve now, through increasing spring force, optimizes the case structure, can effectively improve the resonance noise of air valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a miniature three-way electromagnetic valve, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a miniature three way solenoid valve, includes skeleton, case and seal mouth, the skeleton outside is provided with the coil, inside trunk line, first passageway and the second passageway of being provided with of skeleton, the trunk line upper end is linked together with first passageway and second passageway respectively, the seal mouth inserts the trunk line lower extreme from bottom to top, the case sets up in the trunk line, both ends are connected with first separation blade and second respectively and end the separation blade about the case, first separation blade covers first passageway and trunk line junction, be provided with the spring between separation blade and the seal mouth is ended to the second, the spring both ends respectively with the second stop separation blade and the seal mouth inconsistent.

Preferably, still include iron cover and iron-clad, the iron cover is provided with U type breach, the skeleton embolias in the U type breach, the iron cover is installed with the iron-clad cooperation, just the skeleton bottom is inconsistent with the iron-clad, and wherein, the seal closure passes and inserts in the trunk line behind the iron-clad.

Preferably, the valve core, the first stopping sheet and the second stopping sheet are bonded through glue.

Preferably, the valve core is arranged in a cylindrical shape, and an air guide groove is arranged on the periphery of the valve core.

Preferably, the sealing mouth is sleeved with a sealing ring, the sealing ring is positioned in the main pipeline, and the sealing ring is in contact connection with the inner wall of the main pipeline.

Preferably, a fourth channel is arranged in the sealing mouth, and the fourth channel is communicated with the main channel.

Compared with the prior art, the utility model has the following beneficial effects:

the first stop piece is arranged and covers the joint of the first channel and the main pipeline, so that the phenomenon of offset air leakage is prevented, when the outside is ventilated, the second stop piece is arranged, the bottom of the valve core is prevented from being directly contacted with the framework and the sealing nozzle, impact noise generated during working is avoided, and meanwhile, the spring props against the valve core to prevent the valve core from shaking, so that the noise is further reduced, and the effect of improving the resonance noise of the air valve is achieved.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a cross-sectional view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to fig. 2, an embodiment of the present invention includes: the utility model provides a miniature three way solenoid valve, skeleton 2 inside trunk line 203 upper end is linked together with first passageway 201 and second passageway 202 respectively, form complete runner, when the valve is not circular telegram, under spring 7's effect, the first separation blade 4 that ends at case 5 top withstands the junction of first passageway 201 and trunk line 203, first passageway 201 is stifled deadly, prevent the phenomenon production of skew gas leakage, second passageway 202 switches on through trunk line 203 and the fourth passageway 1001 of spigot 10, when the valve circular telegram, under coil 3's magnetic force effect, case 5 overcomes spring 7's elasticity, the downstream, with the actuation of spigot 10, the second separation blade 6 that ends of case 5 bottom withstands fourth passageway 1001 and trunk line 203 junction, fourth passageway 1001 is stifled deadly, the junction that first passageway 201 and trunk line 203 were kept away from to first separation blade 4, first passageway 201 switches on with second passageway 202.

The utility model further comprises an iron cover 1 and an iron shell 8, wherein the iron cover 1 is provided with a U-shaped notch, the framework 2 is sleeved in the U-shaped notch, the iron cover 1 and the iron shell 8 are installed in a matched mode, the bottom of the framework 2 is abutted against the iron shell 8, and the sealing nozzle 10 penetrates through the iron shell 8 and then is inserted into the main pipeline 203.

In the utility model, the valve core 5, the first stop sheet 4 and the second stop sheet 6 are bonded by glue, and the above connection mode is only one of the embodiments and is not limited to the connection mode.

In the utility model, the valve core 5 is arranged in a cylindrical shape, the air guide grooves are formed in the peripheral side of the valve core 5, the air guide grooves can increase the ventilation volume, the spring 7 with larger force is used in the embodiment, the valve core 5 is propped against, no shaking occurs, no resonance noise is generated under the condition of external force, the diameter position of the winding part of the framework 2 is small, a thicker wire diameter and more turns can be wound under the condition of unchanged volume, larger magnetic force can be provided under the same voltage, the suction force of the air valve is effectively improved, and the sealing property between the valve core 5 and the sealing nozzle 10 after the power is on is improved.

In the utility model, the sealing mouth 10 is sleeved with the sealing ring 9, the sealing ring 9 is positioned in the main pipeline 203, and the sealing ring 9 is in contact connection with the inner wall of the main pipeline 203, so that the sealing performance of the framework 2 and the sealing mouth 10 is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A miniature three-way electromagnetic valve is characterized in that: including skeleton, case and sealing mouth, the skeleton outside is provided with the coil, inside trunk line, first passageway and the second passageway of being provided with of skeleton, the trunk line upper end is linked together with first passageway and second passageway respectively, the sealing mouth inserts the trunk line lower extreme from bottom to top, the case sets up in the trunk line, both ends are connected with first separation blade and second respectively about the case and end the separation blade, first backstop piece covers first passageway and trunk line junction, be provided with the spring between separation blade and the sealing mouth is ended to the second, the spring both ends are respectively with the second end separation blade and the sealing mouth inconsistent.

2. The miniature three-way electromagnetic valve according to claim 1, wherein: the iron cover is provided with a U-shaped notch, the framework is sleeved in the U-shaped notch, the iron cover is installed in a matched mode with the iron shell, the bottom of the framework is abutted to the iron shell, and the sealing nozzle penetrates through the iron shell and then is inserted into the main pipeline.

3. The miniature three-way electromagnetic valve according to claim 1, wherein: the valve core, the first stopping sheet and the second stopping sheet are bonded through glue.

4. The miniature three-way electromagnetic valve according to claim 1, wherein: the valve core is arranged in a cylindrical shape, and the periphery of the valve core is provided with an air guide groove.

5. The miniature three-way electromagnetic valve according to claim 1, wherein: the seal mouth has cup jointed the sealing washer, the sealing washer is located the trunk line, and this sealing washer is connected with trunk line inner wall contact.

6. The micro three-way electromagnetic valve according to any one of claims 1 or 5, wherein: and a fourth channel is arranged in the sealing mouth and communicated with the main channel.