CN216975245U

CN216975245U - A kind of compressor

Info

Publication number: CN216975245U
Application number: CN202220156917.0U
Authority: CN
Inventors: 樊灵; 陈悦; 冯雪雷
Original assignee: Sanden Huayu Automotive Air Conditioning Co Ltd
Current assignee: Sanden Huayu Automotive Air Conditioning Co Ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-15
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to the technical field of machinery, in particular to a compressor which comprises a machine body, a motion assembly and a magnetic body assembly. Wherein, be provided with back pressure chamber and exhaust chamber in the organism, the motion subassembly sets up between back pressure chamber and exhaust chamber, and at least some components adopt iron material to make in the motion subassembly. The magnetic substance subassembly sets up at back pressure chamber and/or exhaust intracavity, and the magnetic substance subassembly sets up at the back pressure intracavity promptly, and perhaps the magnetic substance subassembly sets up at the exhaust intracavity, and again the magnetic substance subassembly part sets up in the back pressure intracavity, and the part sets up at the exhaust intracavity. The knowny is, and the iron grit that the magnetic substance subassembly can adsorb the wearing and tearing production of motion subassembly to avoid the iron grit to get into and cause the jam in tiny component or the passageway, guarantee that the compressor operation is stable, prolong the life of compressor.

Description

A kind of compressor

Technical Field

The utility model relates to the technical field of machinery, in particular to a compressor.

Background

The compressor is a fluid machine for lifting low-pressure gas into high-pressure gas, and is a heart of a refrigeration system. In order to improve reliability, the existing compressor adopts iron materials to prepare moving parts, but when the moving parts are worn, fine iron abrasive particles are easy to generate, and the iron abrasive particles easily block fine elements or passages in the compressor to cause damage to the compressor.

Therefore, a compressor is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compressor, which can solve the problem that iron abrasive particles generated by abrasion of a moving part block fine elements or passages in the compressor, ensure stable operation of the compressor and prolong the service life of the compressor.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a compressor, comprising:

the air conditioner comprises a machine body, wherein a back pressure cavity and an exhaust cavity are arranged in the machine body;

the moving assembly is arranged between the back pressure cavity and the exhaust cavity, and at least part of elements in the moving assembly are made of ferrous materials;

the magnetic body assembly is arranged in the back pressure cavity and/or the exhaust cavity so as to adsorb iron abrasive particles generated by abrasion of the moving assembly.

As a preferred scheme of compressor, the magnetic substance subassembly includes first magnetic substance and second magnetic substance, first magnetic substance bonds or adsorbs on the inner wall in backpressure chamber, the second magnetic substance bonds or adsorbs on the inner wall in exhaust chamber.

As a preferable scheme of the compressor, the moving assembly comprises a static disc and a moving disc which are matched, the static disc is arranged between the back pressure cavity and the exhaust cavity, and the moving disc is arranged on one side of the static disc facing the back pressure cavity.

As a preferable scheme of the compressor, the second magnetic body is arranged on the static disc, and the static disc and the movable disc are both made of iron materials.

As a preferable mode of the compressor, the exhaust cavity and the back pressure cavity both contain lubricating oil, the first magnetic body is arranged on the bottom wall of the back pressure cavity, and the second magnetic body is arranged on the bottom wall of the exhaust cavity.

As a preferable scheme of the compressor, a throttling channel is arranged in the machine body, one end of the throttling channel is communicated with a first through hole in the bottom wall of the back pressure cavity, and the other end of the throttling channel is communicated with a second through hole in the bottom wall of the exhaust cavity.

As a preferable aspect of the compressor, the compressor further includes a throttle member, and the throttle member is disposed in the throttle passage.

As a preferable scheme of the compressor, the first magnetic bodies are provided in plurality, and the plurality of first magnetic bodies are uniformly arranged on the inner wall of the back pressure cavity at intervals;

the second magnetic body is provided with a plurality of, and a plurality ofly the second magnetic body interval evenly sets up on the inner wall in exhaust chamber.

As a preferred scheme of compressor, the motion subassembly still includes bearing and anti-rotation mechanism, the bearing with anti-rotation mechanism all sets up the movable disk is kept away from one side of static dish.

As the optimal scheme of the compressor, the compressor further comprises a back pressure valve, a suction cavity is further formed in the machine body, and the back pressure valve is arranged in a pressure regulating channel between the suction cavity and the back pressure cavity.

The utility model has the beneficial effects that:

the utility model provides a compressor, which comprises a machine body, a motion assembly and a magnetic body assembly. Wherein, be provided with back pressure chamber and exhaust chamber in the organism, the motion subassembly sets up between back pressure chamber and exhaust chamber, and at least some components adopt iron material to make in the motion subassembly. The magnetic substance subassembly sets up at back pressure chamber and/or exhaust intracavity, and the magnetic substance subassembly sets up at the back pressure intracavity promptly, and perhaps the magnetic substance subassembly sets up at the exhaust intracavity, and again the magnetic substance subassembly part sets up in the back pressure intracavity, and the part sets up at the exhaust intracavity. The knowny is, and the iron grit that the magnetic substance subassembly can adsorb the wearing and tearing production of motion subassembly to cause the jam in avoiding the iron grit to get into tiny component or the passageway, thereby can guarantee that the compressor operation is stable, prolong the life of compressor.

Drawings

Fig. 1 is a sectional view of a partial structure of a compressor provided in an embodiment of the present invention.

In the figure:

1. a first magnetic body; 2. a second magnetic body; 3. a stationary disc; 4. a movable plate; 5. a throttling element; 6. a bearing; 7. an anti-rotation mechanism; 8. a back pressure valve;

100. a back pressure chamber; 200. an exhaust chamber; 300. a suction chamber; 400. a throttle passage.

Detailed Description

The technical scheme of the utility model is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable 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.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In order to improve reliability, the existing compressor adopts iron materials to prepare moving parts, but when the moving parts are worn, fine iron abrasive particles are easy to generate, and the iron abrasive particles easily block fine elements or passages in the compressor to cause damage to the compressor. Accordingly, the present embodiment provides a compressor to solve the above problems.

As shown in fig. 1, the compressor includes a body, a moving assembly, and a magnetic assembly. Wherein, a back pressure cavity 100 and an exhaust cavity 200 are arranged in the machine body, a moving assembly is arranged between the back pressure cavity 100 and the exhaust cavity 200, and at least part of elements in the moving assembly are made of ferrous materials. The magnetic body component is arranged in the back pressure cavity 100 and/or the exhaust cavity 200, namely the magnetic body component is arranged in the back pressure cavity 100, or the magnetic body component is arranged in the exhaust cavity 200, and the magnetic body component is partially arranged in the back pressure cavity 100 and partially arranged in the exhaust cavity 200. The knowny is, and the iron grit that the magnetic substance subassembly can adsorb the wearing and tearing production of motion subassembly to cause the jam in avoiding the iron grit to get into tiny component or the passageway, thereby can guarantee that the compressor operation is stable, prolong the life of compressor.

In order to adsorb the ferrous abrasive particles in both the back pressure chamber 100 and the exhaust chamber 200, it is preferable that the magnetic body assembly includes a first magnetic body 1 and a second magnetic body 2. Wherein, the first magnetic body 1 is adhered or adsorbed on the inner wall of the back pressure cavity 100, and the second magnetic body 2 is adhered or adsorbed on the inner wall of the exhaust cavity 200. That is, the first magnetic body 1 and the second magnetic body 2 can be respectively bonded and fixed to ensure that the positions of the magnetic bodies are not changed, and can also be directly magnetically attracted and adsorbed to be fixed so as to be replaced and cleaned. Alternatively, the first magnetic body 1 and the second magnetic body 2 are each made of ferrite or ru fe — b.

Preferably, the moving assembly includes a stationary plate 3 and a movable plate 4 which are coupled, the stationary plate 3 is disposed between the back pressure chamber 100 and the exhaust chamber 200, and the movable plate 4 is disposed at a side of the stationary plate 3 facing the back pressure chamber 100. The moving disc 4 is worn in the process of rotating relative to the static disc 3, and iron abrasive particles are generated.

Preferably, the second magnetic body 2 is disposed on the stationary disc 3, and the stationary disc 3 and the movable disc 4 are both made of ferrous material. Alternatively, the static disc 3 and the movable disc 4 are made of iron materials such as ductile iron, gray iron, alloy cast iron and the like. Knowny is, and second magnetic substance 2 and movable disk 4 set up respectively on two relative sides of quiet dish 3, and second magnetic substance 2 not only can adsorb the iron grit, can produce certain adsorption affinity to movable disk 4 to prevent that quiet dish 3 is kept away from to movable disk 4 rotating the in-process, are favorable to guaranteeing the stable rotation of movable disk 4.

In order to reduce the wear of the moving components, it is preferable that the exhaust chamber 200 and the back pressure chamber 100 contain lubricating oil, i.e., the moving components are lubricated. Wherein, the first magnetic body 1 is provided on the bottom wall of the back pressure chamber 100, and the second magnetic body 2 is provided on the bottom wall of the exhaust chamber 200. The knowny is that, the iron grit in the lubricating oil can be because of the diapire of gravity effect distribution in backpressure chamber 100 or exhaust chamber 200, is provided with like this and does benefit to the distance that reduces iron grit and first magnetic substance 1 or second magnetic substance 2, is favorable to improving adsorption efficiency.

Preferably, a throttle channel 400 is arranged in the body, one end of the throttle channel 400 is communicated with a first through hole on the bottom wall of the back pressure chamber 100, and the other end is communicated with a second through hole on the bottom wall of the exhaust chamber 200, that is, lubricating oil can enter the back pressure chamber 100 from the exhaust chamber 200 through the throttle channel 400. Preferably, an oil separating means is provided in the discharge chamber 200.

In order to convert the lubricating oil from the high pressure state to the low pressure state, it is preferable that the compressor further includes a throttling element 5, and the throttling element 5 is provided in the throttling passage 400. Optionally. The restriction element 5 is a capillary structure.

In order to further improve the adsorption efficiency to the iron abrasive particles, avoid a small amount of iron abrasive particles to bypass the magnetic body assembly and enter into the fine element or the channel, preferably, the first magnetic body 1 is provided with a plurality of, and a plurality of first magnetic bodies 1 are evenly arranged on the inner wall of the back pressure cavity 100 at intervals to improve the distribution extent of the first magnetic body 1 in the back pressure cavity 100, and reduce the possibility that the iron abrasive particles bypass. Similarly, the second magnetic body 2 is provided in plurality, and the plurality of second magnetic bodies 2 are uniformly arranged on the inner wall of the exhaust chamber 200 at intervals.

Preferably, the moving assembly further comprises a bearing 6 and an anti-rotation mechanism 7, and the bearing 6 and the anti-rotation mechanism 7 are both arranged on one side of the movable disc 4 far away from the fixed disc 3. Optionally, in order to improve the stability of the compressor, the bearing 6 and the rotation preventing mechanism 7 are also made of ferrous materials, and preferably, the bearing 6 and the rotation preventing mechanism 7 are made of ferrous materials to ensure the strength of the elements.

Preferably, the compressor further includes a back pressure valve 8, a suction chamber 300 is further provided in the body, and the back pressure valve 8 is provided in a pressure adjusting passage between the suction chamber 300 and the back pressure chamber 100 to adjust the pressure in the back pressure chamber 100. It is known that both the back pressure valve 8 and the throttling element 5 are easily clogged by ferrous abrasive grains, and when the throttling element 5 is clogged, the lubricating oil cannot flow into the back pressure chamber 100 in time, and the wear will be further aggravated. This compressor adsorbs the iron grit through setting up the magnetic substance, can effectively solve this problem, guarantees compressor steady operation.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A compressor, comprising:

the device comprises a machine body, wherein a back pressure cavity (100) and an exhaust cavity (200) are arranged in the machine body;

a moving assembly arranged between the back pressure chamber (100) and the exhaust chamber (200), wherein at least part of elements of the moving assembly are made of ferrous materials;

a magnetic assembly disposed within the back pressure chamber (100) and/or the venting chamber (200) to adsorb ferrous abrasive particles generated by wear of the moving assembly.

2. The compressor according to claim 1, characterized in that the magnetic body assembly comprises a first magnetic body (1) and a second magnetic body (2), the first magnetic body (1) is adhered or adsorbed on the inner wall of the back pressure chamber (100), and the second magnetic body (2) is adhered or adsorbed on the inner wall of the exhaust chamber (200).

3. Compressor according to claim 2, characterized in that said moving assembly comprises a static disc (3) and a moving disc (4) cooperating, said static disc (3) being arranged between said back pressure chamber (100) and said discharge chamber (200), said moving disc (4) being arranged on the side of said static disc (3) facing said back pressure chamber (100).

4. Compressor according to claim 3, characterized in that said second magnetic body (2) is arranged on said static disc (3), said static disc (3) and said moving disc (4) being made of ferrous material.

5. The compressor according to claim 2, wherein the discharge chamber (200) and the back pressure chamber (100) each contain lubricating oil, the first magnetic body (1) is provided on a bottom wall of the back pressure chamber (100), and the second magnetic body (2) is provided on a bottom wall of the discharge chamber (200).

6. The compressor of claim 5, wherein a throttle passage (400) is provided in the housing, one end of the throttle passage (400) is communicated with a first through hole on the bottom wall of the back pressure chamber (100), and the other end is communicated with a second through hole on the bottom wall of the discharge chamber (200).

7. The compressor of claim 6, further comprising a throttling element (5), the throttling element (5) being disposed within the throttling channel (400).

8. The compressor according to claim 2, wherein the first magnetic body (1) is provided in plurality, and a plurality of the first magnetic bodies (1) are uniformly arranged at intervals on the inner wall of the back pressure chamber (100);

the second magnetic bodies (2) are arranged in a plurality, and the second magnetic bodies (2) are evenly arranged on the inner wall of the exhaust cavity (200) at intervals.

9. Compressor according to claim 3, characterized in that said kinematic assembly further comprises a bearing (6) and an anti-rotation mechanism (7), said bearing (6) and said anti-rotation mechanism (7) being arranged on the side of said moving plate (4) remote from said static plate (3).

10. The compressor according to any one of claims 1 to 9, further comprising a back pressure valve (8), wherein a suction chamber (300) is further disposed in the body, and the back pressure valve (8) is disposed in a pressure regulating passage between the suction chamber (300) and the back pressure chamber (100).