CN215928487U

CN215928487U - Electric control valve of automobile air conditioner compressor

Info

Publication number: CN215928487U
Application number: CN202122262878.0U
Authority: CN
Inventors: 尹路江
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-01
Anticipated expiration: 2031-09-17

Abstract

The utility model provides an automatically controlled valve of vehicle air conditioner compressor, includes valve body, valve rod, stifled cover, be provided with multiunit in the valve body of valve body and import and export, go up valve chamber, lower valve chamber, the valve body intermediate part comprises valve rod cavity, it is provided with circular lug with valve rod cavity hookup location to go up the valve chamber, lower valve chamber is obtuse angle burr-free terminal surface with valve rod cavity hookup location, the position of intercommunication exit is second concave groove in the valve rod cavity, and one of them set of exit of intercommunication, the through-hole is for lining up upper valve chamber and lower valve chamber, for lining up the mouth in the middle of the cover, set up in lower valve chamber, inlay to the exit position top in lower valve chamber, the valve rod is installed at the valve rod cavity, and the valve rod slides in the valve rod cavity, and the valve rod head middle part sets up first concave groove.

Description

Electric control valve of automobile air conditioner compressor

Technical Field

The utility model relates to the field of automobile air-conditioning compressor accessories, in particular to an electric control valve of an automobile air-conditioning compressor.

Background

The electric control valve is an important part of the air conditioner compressor and is a stop valve which is driven to be automatically opened and closed by electromagnetic force. The opening and closing mode of the electric control valve is divided into a normally open type electromagnetic valve and a normally closed type electromagnetic valve, wherein when the normally open type electric control valve is not powered on, the valve rod is under the action of the spring, the channel of the valve body is opened, the electric control valve is in an open state, when the coil is powered on, the coil generates magnetic force, the valve core overcomes the spring force to move downwards, and the channel in the valve changes the opening and closing degree of the valve body and the valve rod according to the size of current so as to control the fluid flow.

The electric control valve is in the course of working, and it is very meticulous to accomplish the machining precision to each position of solenoid valve often, if the machining precision has the deviation, the whole motion in-process of electric control valve easily produces slide bar shake, slide bar skew scheduling problem, causes certain harm to the electric control valve, makes electric control valve life greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model aims to change the structure of the electric control valve body, so that the fluid flow is more stable, and the effect of keeping the valve rod not easy to deviate is achieved.

The utility model adopts the following technical scheme:

the utility model provides an automobile air conditioner compressor electric control valve, includes valve body, valve rod, stifled cover, its characterized in that: the valve body is provided with a plurality of groups of inlet and outlet, an upper valve chamber and a lower valve chamber, the middle part of the valve body is composed of a valve rod chamber, one side of the valve rod chamber is provided with a through hole, the through hole penetrates through the upper valve chamber and the lower valve chamber, a through hole is formed in the middle of the blocking sleeve, the blocking sleeve is arranged in the lower valve chamber, and the valve rod is installed in the valve rod chamber.

Preferably, the valve stem slides in the valve stem chamber.

Preferably, the middle part of the head of the valve rod is provided with a first concave groove.

Preferably, the position of the valve rod chamber communicated with the inlet and the outlet is a second concave groove.

Preferably, the connecting position of the lower valve chamber and the valve rod chamber is an obtuse-angle burr-free end face.

Preferably, the blocking sleeve is embedded above the third inlet and outlet position of the lower valve chamber.

The utility model has at least the following beneficial effects:

according to the utility model, through structural improvement, the valve rod slides on the electric control valve to open the first inlet and outlet of the valve rod cavity, so that fluid firstly enters the valve rod cavity in the electric control valve, the fluid enters the lower valve chamber in an open state between the valve rod and the valve rod cavity, the lower valve chamber limits the flow of the fluid due to the blocking sleeve, the fluid turns to enter the upper valve chamber through the through hole, and enters the air-conditioning compressor cavity through the second inlet and outlet of the upper valve chamber, the flow is controlled through the structural matching between the valve rod, the valve rod cavity and the through hole, so that the flow of the fluid is more stable, and the matching structure of the valve rod, the valve rod cavity and the blocking sleeve ensures that the valve rod is not easy to shake and shift during sliding motion of the valve rod, and the whole electric control valve keeps stable operation during working.

Drawings

Fig. 1 is a schematic cross-sectional structure of the present invention.

Fig. 2 is a schematic view of the valve stem construction of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments given herein without making any creative effort, shall fall within the 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to a sectional view of a valve body in fig. 1 and a schematic diagram of a valve rod in fig. 2, an electric control valve of an automotive air conditioning compressor is formed, and comprises a valve body 20, a valve rod 30 and a blocking sleeve 40, wherein the valve body 20 is provided with a first inlet and outlet 101, a second inlet and outlet 102, a third inlet and outlet 103, an upper valve chamber 204 and a lower valve chamber 205, the middle part of the valve body is composed of a valve rod chamber 206, the first inlet and outlet 101 is arranged in the valve rod chamber 206, the second inlet and outlet 102 is arranged in the valve 204, the third inlet and outlet is arranged in the lower valve chamber 205, a convex block 201 is arranged at the connecting position of the upper valve chamber 205 and the valve rod chamber 207, the connecting position of the lower valve chamber 205 and the valve rod chamber 206 is an obtuse-angle burr-free end face 202, the position in the valve rod chamber 206, which is communicated with the first inlet and outlet 101 is a second concave groove 203, the through hole 207 is through the upper valve chamber 204 and the lower valve chamber 205, the middle part of the blocking sleeve 40 is a through hole, and is arranged in the lower valve chamber 205, the valve rod 30 is inserted into the lower valve chamber 205 above the third inlet/outlet 103, the valve rod 30 penetrates from the lower valve chamber 205 to the rod chamber 206, the valve rod 30 slides in the rod chamber 206, and the first concave groove 301 is formed in the middle of the head of the valve rod 30.

The working principle of the utility model is as follows:

when the electric control valve starts to work, the round convex block 201 of the upper valve chamber 204 is used for better installing an elastic part, the valve rod 30 penetrates through the plugging sleeve 40 from the lower valve chamber 205 to the valve rod chamber 206, the head part of the valve rod 30 is used for being connected with the elastic part, the elastic part internally bears the stress against the valve rod 30, so that a first concave groove position of the valve rod 30 and a connecting part of the obtuse-angle burr-free end surface 202 of the valve rod chamber 206 form a gap flow port, fluid enters the valve rod chamber 206 through 101, then enters the lower valve chamber 205 through the gap flow port formed by the connecting part of the first concave groove position of the valve rod 30 and the obtuse-angle burr-free end surface 202 of the valve rod chamber 206, the fluid cannot enter the valve rod chamber 206 due to the fact that the plugging sleeve 40 limits the fluid flow in the lower valve chamber 205, and then enters the upper valve chamber 204 through the through holes 207 on two sides, the top of the upper valve chamber 204 is plugged, and the fluid enters the air conditioner compressor chamber 102 from the inlet and the outlet of the upper valve chamber 204, the tail part of the valve rod 30 is used for connecting a corrugated pipe, the corrugated pipe can change the opening and closing degree of a valve body and the valve rod by utilizing magnetic force according to the magnitude of current, the valve rod 30 is pushed to overcome the internal stress of a spring to move downwards so as to control the fluid flow, the first concave groove 301 of the rod head of the valve rod 30 corresponds to the valve rod chamber 206, a gap is opened between the first concave groove and the connecting part of the valve rod chamber 206 and the lower valve chamber 205 to form a fluid communication port, the second concave groove of the valve rod chamber 206 is a fluid flow space, the connecting position of the lower valve chamber 205 and the valve rod chamber 206 is an obtuse-angle burr end face 202, the fluid flow is smoother when entering the lower valve chamber 205, and the plugging sleeve 40 is used for limiting the movement of the valve rod 30 and limiting the fluid flow direction.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the utility model. Therefore, the scope of the present patent shall be defined by the appended claims.

Claims

1. The utility model provides an automobile air conditioner compressor electric control valve, includes valve body, valve rod, stifled cover, its characterized in that: the valve body is provided with a plurality of groups of inlet and outlet, an upper valve chamber and a lower valve chamber, the middle part of the valve body is composed of a valve rod chamber, one side of the valve rod chamber is provided with a through hole, the through hole penetrates through the upper valve chamber and the lower valve chamber, a through hole is formed in the middle of the blocking sleeve, the blocking sleeve is arranged in the lower valve chamber, and the valve rod is installed in the valve rod chamber.

2. The electric control valve of the automobile air conditioner compressor as claimed in claim 1, wherein: the valve stem slides in the valve stem chamber.

3. The electric control valve of the automobile air conditioner compressor as claimed in claim 1, wherein: the middle part of the head of the valve rod is provided with a first concave groove.

4. The electric control valve of the automobile air conditioner compressor as claimed in claim 1, wherein: the position of the valve rod cavity communicated with the inlet and the outlet is a second concave groove.

5. The electric control valve of the automobile air conditioner compressor as claimed in claim 1, wherein: and a convex block is arranged at the connecting position of the upper valve chamber and the valve rod chamber.

6. The electric control valve of the automobile air conditioner compressor as claimed in claim 1, wherein: the connecting position of the lower valve chamber and the valve rod chamber is an obtuse-angle burr-free end face.

7. The electric control valve of the automobile air conditioner compressor as claimed in claim 1, wherein: the blocking sleeve is embedded above the third inlet and outlet position of the lower valve chamber.