CN216554389U - Lightweight stator-rotor assembly for sliding vane type air compressor - Google Patents

Abstract

The utility model discloses a light-weight stator-rotor assembly for a sliding vane type air compressor, which relates to the technical field of sliding vane type air compressors and comprises a stator, a rotor arranged in the stator and a plurality of sliding vanes; the rotor comprises a cylindrical body and a shaft lever, and the peripheral surface of the body is provided with sliding grooves which are in one-to-one correspondence with the sliding sheets along the radial direction; the sliding sheet is made of special engineering plastics and is inserted into the corresponding sliding chute; one side of the sliding sheet is a friction surface for applying friction force to the sliding chute, and a plurality of oil storage pits are distributed on the friction surface in an arrangement manner.

Description

Lightweight stator-rotor assembly 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 lightweight stator-rotor assembly for a sliding vane type air compressor.

Background

The new energy pure electric commercial automobile is developed at a high speed, the vehicle-mounted sliding vane type air compressor is widely popularized and used, and the power system is a battery and is not an engine any more, so that the requirement of the whole automobile on the weight of parts is higher and higher, and the reduction pressure of the parts of the automobile is higher and higher. For vehicle-mounted air compressor products, all OEMs provide index requirements of weight, and if the weight of the vehicle-mounted air compressor can be reduced while the function and the reliability are ensured, the vehicle-mounted air compressor is a future development direction of the air compressor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a lightweight stator-rotor assembly for a sliding-vane air compressor, which adopts sliding vanes made of special engineering plastics, has no influence on the air-inflating pressure and performance of the whole air compressor, and has light weight, small centrifugal force during the operation of the air compressor and small pressure generated on a stator.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: a lightweight stator-rotor assembly for a sliding vane type air compressor comprises a stator, a rotor arranged in the stator and a plurality of sliding vanes; the rotor comprises a cylindrical body and a shaft lever, and sliding grooves which are in one-to-one correspondence with the sliding pieces are arranged on the peripheral surface of the body along the radial direction; the sliding sheet is made of special engineering plastics and is inserted into the corresponding sliding groove; one side of the sliding sheet is a friction surface for applying friction force to the sliding chute, and a plurality of oil storage pits are distributed on the friction surface in an arrangement manner.

The further improvement lies in that: the inserting end of the sliding sheet is provided with a plurality of first oil storage holes.

The further improvement lies in that: and a second oil storage hole is formed in the inner bottom wall of the sliding groove.

The further improvement lies in that: the second oil storage hole is located the inside wall of bottom wall deviation and the gleitbretter friction surface relative in the spout, and this inside wall is provided with leads the oil groove.

The further improvement lies in that: the front end of the shaft lever is provided with a positioning groove.

The further improvement lies in that: the rotor is eccentrically arranged on the stator.

The further improvement lies in that: the slides are provided with seven, each slide weighing 7 grams.

The further improvement lies in that: the sliding sheet is made of PEEK material.

The utility model has the beneficial effects that:

the utility model adopts the plastic slip sheet, can ensure that the surface of the stator is not easy to wear, and reduces the noise of the air compressor. The air compressor complete machine operates steadily, and weight reduction not only can reduce the energy consumption to the host computer factory, can also improve the continuation of the journey mileage of whole car.

Drawings

Fig. 1 is a perspective view of a lightweight stator and rotor assembly for a sliding vane air compressor in an embodiment of the present invention;

fig. 2 is a front view of a lightweight stator and rotor assembly for a sliding vane air compressor according to an embodiment of the present invention;

FIG. 3 is a perspective view of a rotor in an embodiment of the present invention;

FIG. 4 is a front view of a rotor in an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 7 is a perspective view of a slider in an embodiment of the present invention;

FIG. 8 is a front view of a slider in an embodiment of the present invention;

FIG. 9 is a side view of a slider in an embodiment of the present invention;

fig. 10 is a cross-sectional view taken along line C-C of fig. 9.

Reference numerals:

1-a stator; 2-a rotor; 21-body; 22-a chute; 23-a second oil reservoir hole; 24-oil guide grooves; 25-shaft lever; 26-a positioning groove; 3-sliding sheet; 31-oil storage pit; 32-first oil reservoir 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.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" or "a number" means two or more unless explicitly specified otherwise.

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 and 2, an embodiment of the present invention provides a lightweight stator-rotor assembly for a sliding vane type air compressor, including a stator 1 and a rotor 2 disposed in the stator 1, specifically, the rotor 2 is eccentrically disposed on the stator 1. The light-weight stator-rotor assembly for the sliding vane type air compressor further comprises a plurality of sliding vanes 3.

Referring to fig. 3 to 6, the rotor 2 includes a cylindrical body 21 and a shaft 25, and the outer circumferential surface of the body 21 is provided with sliding grooves 22 corresponding to the sliding pieces 3 one by one in the radial direction; specifically, the front end of the shaft 25 is provided with a positioning groove 26.

Referring to fig. 7 to 10, the sliding piece 3 is made of special engineering plastics and is inserted into the corresponding sliding groove 22, in this embodiment, the sliding piece 3 is made of PEEK material; one side of the sliding sheet 3 is a friction surface for applying friction force to the sliding chute 22, and a plurality of oil storage pits 31 are distributed on the friction surface in an arrangement manner. Specifically, the insertion end of the sliding piece 3 is provided with a plurality of first oil storage holes 32. The inner bottom wall of the slide groove 22 is provided with a second oil reservoir hole 23. The second oil storage hole 23 is formed in the sliding groove 22 so that the inner wall thereof is biased toward the inner wall opposite to the frictional surface of the vane 3, and the inner wall thereof is provided with an oil guide groove 24. In the embodiment, the sliding pieces 3 are seven, the weight of each sliding piece 3 is 7 g, the weight of each sliding piece is 7 g, compared with the previous stainless steel sliding piece 31 g, the weight of each sliding piece is reduced by 24 g, 7 sliding pieces are arranged on each machine, and the weight of the whole machine can be reduced by 168 g.

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 (8)

1. The utility model provides a rotor subassembly is decided in lightweight for sliding vane type air compressor machine, includes stator (1) and sets up rotor (2) in stator (1), its characterized in that: also comprises a plurality of sliding sheets (3);

the rotor (2) comprises a cylindrical body (21) and a shaft rod (25), and sliding grooves (22) which correspond to the sliding pieces (3) one by one are formed in the peripheral surface of the body (21) in the radial direction;

the sliding sheet (3) is made of special engineering plastics and is inserted into the corresponding sliding groove (22); one side of the sliding sheet (3) is a friction surface for applying friction force to the sliding chute (22), and a plurality of oil storage pits (31) are distributed on the friction surface in an arrangement manner.

2. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 1, characterized in that: the inserting end of the sliding sheet (3) is provided with a plurality of first oil storage holes (32).

3. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 1, characterized in that: and a second oil storage hole (23) is formed in the inner bottom wall of the sliding groove (22).

4. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 3, characterized in that: the second oil storage hole (23) is positioned in the inner side wall of the sliding groove (22) and is deviated to the inner side wall opposite to the friction surface of the sliding sheet (3), and an oil guide groove (24) is formed in the inner side wall.

5. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 1, characterized in that: the front end of the shaft lever (25) is provided with a positioning groove (26).

6. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 1, characterized in that: the rotor (2) is eccentrically arranged on the stator (1).

7. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 1, characterized in that: the sliding pieces (3) are seven, and the weight of each sliding piece (3) is 7 grams.

8. The rotor subassembly is decided in lightweight for sliding vane air compressor machine of claim 1, characterized in that: the sliding sheet (3) is made of PEEK material.

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