CN216555532U

CN216555532U - One-way temperature control valve for sliding vane type air compressor

Info

Publication number: CN216555532U
Application number: CN202220031148.1U
Authority: CN
Inventors: 叶顺波; 芮恩泽; 胡云辉; 赵顺启; 李文
Original assignee: Zhejiang Kangpaisi Automobile Technology Co ltd
Current assignee: Zhejiang Kangpaisi Automobile Technology Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-05-17
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a one-way temperature control valve for a sliding vane type air compressor, which relates to the technical field of sliding vane type air compressors and comprises a valve body, a valve core and a temperature control valve body; the valve body comprises a hollow shell, and an oil inlet hole is formed in the position, close to the bottom, of the side wall of the shell; the bottom of the shell is provided with a valve seat, the side wall of the valve seat is provided with an oil outlet, and the bottom of the valve seat is provided with an oil through hole; the valve core comprises a core body and a rod body; the core body is arranged in the shell and can move along the axial direction of the shell; the upper end of the rod body is connected with the core body, the lower end of the rod body extends into the valve seat, and the lower end of the rod body is provided with a plug matched with the oil through hole; the temperature control valve body is arranged above the core body and is connected with the core body through a push rod.

Description

One-way temperature control valve for sliding vane type air compressor

Technical Field

The utility model relates to the technical field of sliding vane type air compressors, in particular to a one-way temperature control valve for a sliding vane type air compressor.

Background

With the implementation of the national double-carbon strategy, the new energy pure electric commercial vehicle develops at a high speed, and the traditional air supply mode driven by an automobile engine is cancelled, so that the vehicle-mounted sliding vane type air compressor is widely popularized and used. The requirement on the service life of the air compressor is higher and higher, and the use scene is also more and more rigorous.

The sliding vane type air compressor is used on an automobile, and the only defect is emulsification. This is determined by the particular operating conditions of the vehicle (the compressor is operated intermittently). In order to ensure that the sliding vane type air compressor works in a reasonable temperature range, the temperature control valve is a very important component. The working mode of the traditional temperature control valve is that when the temperature of the engine oil of the air compressor does not reach a set value, a large cycle is opened, but the large cycle and the small cycle work simultaneously at the moment, and the temperature of the air compressor is slowly increased; when the engine oil of the air compressor reaches the set temperature, the small circulation is not completely closed, so that the engine oil is slowly cooled; therefore, the temperature range of the working of the air compressor is not controlled, and the emulsification risk of the engine oil is greatly increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a one-way temperature control valve for a sliding vane type air compressor, which has a one-way function strategy and can enable the air compressor to quickly meet the temperature requirement when the air compressor needs to be heated or cooled.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: a one-way temperature control valve for a sliding vane type air compressor comprises a valve body, a valve core and a temperature control valve body; the valve body comprises a hollow shell, and an oil inlet hole is formed in the position, close to the bottom, of the side wall of the shell; the bottom of the shell is provided with a valve seat, the side wall of the valve seat is provided with an oil outlet, and the bottom of the valve seat is provided with an oil through hole; the valve core comprises a core body and a rod body; the core body is arranged in the shell and can move along the axial direction of the shell; the upper end of the rod body is connected with the core body, the lower end of the rod body extends into the valve seat, and the lower end of the rod body is provided with a plug matched with the oil through hole; the temperature control valve body is arranged above the core body and is connected with the core body through a push rod.

The further improvement lies in that: and a boss is arranged at the position of the outer side wall of the valve seat above the oil outlet.

The further improvement lies in that: the temperature control valve body comprises a cylinder body, an expansion head is arranged at the lower end of the cylinder body, and a limiting guide groove matched with the push rod is arranged in the expansion head.

The further improvement lies in that: the adjusting block is arranged in the shell and close to the upper end; the cylinder penetrates through the adjusting block, and the expansion head abuts against the lower end of the adjusting block.

The further improvement lies in that: and a limiting snap ring is arranged above the adjusting block.

The further improvement lies in that: and the lower end of the expansion head is provided with a limiting bulge.

The further improvement lies in that: the upper end of the core body is provided with a connecting hole matched with the push rod.

The further improvement lies in that: the outer side wall of the core body is provided with a guide rib.

The further improvement lies in that: the outside of the core body is sleeved with a spring, and two ends of the spring respectively support against the guide flange and the inner bottom wall of the shell.

The further improvement lies in that: and the valve seat of the valve body is arranged in the mounting hole of the front end cover.

The utility model has the beneficial effects that:

the improved one-way temperature control valve ensures that when the air compressor is in a small cycle, the large cycle is completely closed, and the air compressor can be quickly heated to a set temperature; after the air compressor reaches the set temperature, the major cycle is thoroughly opened, and the minor cycle is closed, so that the air compressor can be rapidly cooled, the air compressor is ensured to operate in an optimal temperature range, the engine oil emulsification risk is reduced, and the service life of the air compressor is prolonged.

Drawings

Fig. 1 is a perspective view of a one-way temperature control valve for a sliding vane air compressor in an embodiment of the present invention;

FIG. 2 is a top view of a one-way thermostatic valve for a sliding vane air compressor in an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic view of FIG. 3 after the temperature control valve is opened;

FIG. 5 is a perspective view of a valve body in an embodiment of the present invention;

FIG. 6 is a perspective view of a valve cartridge in an embodiment of the present invention;

FIG. 7 is a perspective view of a temperature control valve body in an embodiment of the present invention;

FIG. 8 is a perspective view of a push rod in an embodiment of the present invention;

FIG. 9 is a perspective view of an adjustment block in an embodiment of the present invention;

fig. 10 is a schematic mounting diagram of a one-way thermostatic valve for a sliding vane air compressor in an embodiment of the present invention;

fig. 11 is a sectional view taken along line B-B in fig. 10.

Reference numerals:

1-a valve body; 11-a housing; 12-oil inlet hole; 13-a valve seat; 14-oil outlet holes; 15-boss; 16-oil through opening; 2-a valve core; 21-a core body; 22-connecting hole; 23-a guide rib; 24-a rod body; 25-plug; 3-a temperature control valve body; 31-a column; 32-an expansion head; 33-limit guide grooves; 34-a limiting bulge; 4-a push rod; 5-an adjusting block; 6-a spring; 7-a limit snap ring; 8-front end cover; 81-mounting hole.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

The technical scheme and the beneficial effects of the utility model are clearer and clearer by further describing the specific embodiment of the utility model with the accompanying drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the utility model, but are not to be construed as limiting the utility model.

Referring to fig. 1 to 4, an embodiment of the utility model provides a one-way temperature control valve for a sliding vane type air compressor, which includes a valve body 1, a valve core 2, and a temperature control valve body 3;

referring to fig. 5, the valve body 1 includes a hollow housing 11, and an oil inlet 12 is provided at a position of a side wall of the housing 11 near a bottom; a valve seat 13 is arranged at the bottom of the shell 11, an oil outlet 14 is arranged on the side wall of the valve seat 13, and an oil through port 16 is arranged at the bottom of the valve seat 13;

referring to fig. 6, the valve body 2 includes a core body 21 and a rod body 24; the core 21 is disposed in the housing 11 and is movable in the axial direction of the housing 11; the upper end of the rod body 24 is connected with the core body 21, the lower end of the rod body 24 extends into the valve seat 13, and the lower end of the rod body 24 is provided with a plug 25 matched with the oil through hole 16; when the temperature control valve is in a pipe wall state, the plug 25 seals the oil through opening 16, and the oil through opening 16 cannot be filled with oil. Specifically, the outer side wall of the valve seat 13 is provided with a boss 15 at a position above the oil outlet 14. The upper end of the core body 21 is provided with a connecting hole 22 matched with the push rod 4. The outer side wall of the core body 21 is provided with a guide rib 23. The outside of the core body 21 is sleeved with a spring 6, and two ends of the spring 6 respectively abut against the guide rib 23 and the inner bottom wall of the shell 11.

Referring to fig. 7 and 8, the thermo-valve body 3 is disposed above the core body 21 and is connected to the core body 21 by the push rod 4. Specifically, the thermostatic valve body 3 includes a column body 31, an expansion head 32 is provided at the lower end of the column body 31, a limit guide groove 33 adapted to the push rod 4 is provided in the expansion head 32, and the upper end of the push rod 4 can move along the limit guide groove 33. The lower end of the expansion head 32 is provided with a stop lug 34.

Referring to fig. 9, the one-way thermostatic valve for a sliding vane type air compressor further includes an adjusting block 5, and the adjusting block 5 is disposed inside the casing 11 at a position close to the upper end; the column 31 penetrates through the adjusting block 5, and the expansion head 32 abuts against the lower end of the adjusting block 5. Specifically, a limiting snap ring 7 is arranged above the adjusting block 5.

Specifically, as shown in fig. 10 to 11, the valve seat 13 of the valve body 1 is fitted into the fitting hole 81 of the front cover 8.

In the description of the specification, reference to the description of "one embodiment", "preferably", "an example", "a specific example" or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and modifications and substitutions based on the known technology in the field are within the scope of the present invention, which should be limited by the claims.

Claims

1. The utility model provides a one-way temperature-sensing valve for sliding vane type air compressor machine, includes valve body (1) and case (2), its characterized in that: the temperature control valve also comprises a temperature control valve body (3);

the valve body (1) comprises a hollow shell (11), and an oil inlet hole (12) is formed in the position, close to the bottom, of the side wall of the shell (11); a valve seat (13) is arranged at the bottom of the shell (11), an oil outlet (14) is formed in the side wall of the valve seat (13), and an oil through hole (16) is formed in the bottom of the valve seat (13);

the valve core (2) comprises a core body (21) and a rod body (24); the core body (21) is arranged in the shell (11) and can move along the axial direction of the shell (11); the upper end of the rod body (24) is connected with the core body (21), the lower end of the rod body (24) extends into the valve seat (13), and the lower end of the rod body (24) is provided with a plug (25) matched with the oil through hole (16);

the temperature control valve body (3) is arranged above the core body (21) and is connected with the core body (21) through a push rod (4).

2. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 1, wherein: and a boss (15) is arranged at the position, above the oil outlet hole (14), of the outer side wall of the valve seat (13).

3. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 1, wherein: the temperature control valve body (3) comprises a cylinder body (31), an expansion head (32) is arranged at the lower end of the cylinder body (31), and a limiting guide groove (33) matched with the push rod (4) is formed in the expansion head (32).

4. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 3, wherein: the device also comprises an adjusting block (5), wherein the adjusting block (5) is arranged in the shell (11) and is close to the upper end; the cylinder (31) penetrates through the adjusting block (5), and the expansion head (32) abuts against the lower end of the adjusting block (5).

5. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 4, wherein: and a limiting snap ring (7) is arranged above the adjusting block (5).

6. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 3, wherein: the lower end of the expansion head (32) is provided with a limiting bulge (34).

7. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 1, wherein: the upper end of the core body (21) is provided with a connecting hole (22) matched with the push rod (4).

8. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 1, wherein: the outer side wall of the core body (21) is provided with a guide rib (23).

9. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 8, wherein: the outer side of the core body (21) is sleeved with a spring (6), and two ends of the spring (6) respectively abut against the guide flange (23) and the inner bottom wall of the shell (11).

10. The one-way thermostatic valve for a sliding vane air compressor as claimed in claim 1, wherein: and the valve seat (13) of the valve body (1) is arranged in the mounting hole (81) of the front end cover (8).