CN214533413U

CN214533413U - Compressor with automatic oil supplementing function

Info

Publication number: CN214533413U
Application number: CN202120605001.4U
Authority: CN
Inventors: 万建峰; 方益; 张四龙
Original assignee: Anhui Dayin Automobile Air Conditioning Co ltd
Current assignee: Anhui Dayin Automobile Air Conditioning Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-10-29
Anticipated expiration: 2031-03-24

Abstract

The utility model provides a compressor with automatic oil supplementing function, comprising a cylinder body, a main shaft, the planet board, swing gear and positioning gear, positioning gear and the coaxial setting of main shaft and positioning gear be provided with the ball socket of steel ball looks adaptation with the corresponding position of steel ball, be provided with the oil storage bag that has the lubricating oil in oil storage chamber and the oil storage intracavity in the positioning gear, still be equipped with the oil return channel of intercommunication ball socket and oil storage bag on the positioning gear, be provided with intercommunication cylinder body exhaust chamber and oil storage chamber in the cylinder body and make the gaseous throttling arrangement who gets into the oil storage intracavity of exhaust chamber. The utility model discloses a set up oil storage chamber and throttling arrangement, when exhausting, the mist that has high-pressure refrigerant and oil thoughtlessly passes through throttling arrangement, inlet channel in the jar hole and gets into the oil storage chamber of positioning gear, and the lubricating oil in the oil storage bag gets into the ball socket through return channel and lubricates the steel ball, has the automatic oil supplementing function, can slow down the frictional force between steel ball and the positioning gear, prolongs the life-span of steel ball.

Description

Compressor with automatic oil supplementing function

Technical Field

The utility model relates to a compressor technical field especially relates to a compressor with automatic oil supplementing function.

Background

With the continuous development of society, the automobile industry has rapidly developed, and the living standard of people is continuously improved, so that automobiles are taken as main walking tools of the people. The rapid development of the automobile industry inevitably drives the development of the automobile accessory industry. A complete automobile is formed by assembling and splicing a plurality of accessories. Among the many parts of the automobile, the automobile air conditioner compressor is an important component. The automobile air conditioner compressor is the heart of the automobile air conditioner refrigerating system and plays a role in compressing and conveying refrigerant vapor.

The automobile air-conditioning compressor used in the current market is easy to cause the oil shortage of the steel balls, namely the steel balls and the positioning gears are seized, so that the inside of the compressor is blocked, and the service life of the automobile air-conditioning compressor is greatly reduced.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem who exists among the background art, the utility model provides a compressor with automatic oil supplementing function.

The utility model provides a compressor with automatic oil supplementing function, the oil-water separator comprises a cylinder body, a main shaft, the planet board, swing gear and positioning gear, the cylinder body is provided with the jar hole, the main shaft passes the cylinder body and is connected with the inside planet board of cylinder body, swing gear installs and keeps away from main shaft one side middle part and swing gear middle part at the planet board and rotates and inlay and be equipped with the steel ball, positioning gear and the coaxial setting of main shaft and positioning gear and the corresponding position of steel ball are provided with the ball socket with steel ball looks adaptation, be provided with the oil storage chamber in the positioning gear and be equipped with the oil storage bag that annotates lubricating oil in the oil storage chamber, still be equipped with the oil return channel of intercommunication ball socket and oil storage bag on the positioning gear, be provided with the throttling arrangement in intercommunication jar hole and oil storage chamber and make jar hole internal gas get into the oil storage intracavity in the cylinder.

Preferably, the two ends of the cylinder body are fixedly connected with the upper cylinder cover and the lower cylinder cover respectively, a valve plate is arranged between the cylinder body and the lower cylinder cover, an exhaust cavity and an air suction cavity are formed between the valve plate and the lower cylinder cover, and the cylinder hole is communicated with the exhaust cavity and the air suction cavity.

Preferably, a groove communicated with the cylinder hole is formed in the cylinder body, an air inlet channel communicated with the groove and the oil storage cavity is formed in the cylinder body, a ring groove communicated with the air inlet channel all the time is annularly formed in the outer portion of the positioning gear, and an air inlet hole communicated with the ring groove and the oil storage cavity is formed in the positioning gear; the throttling device is arranged in the groove and enables the gas in the cylinder hole to enter the air inlet channel.

Preferably, the throttling device comprises a first limiting block, the first limiting block is fixed in the groove, the throttling air hole is formed in the first limiting block, the reed capable of controlling the throttling air hole to be opened and closed is arranged in the groove, the reed is arranged on one side, close to the air inlet channel, of the first limiting block, and a second limiting block for limiting the reed is further arranged on one side, far away from the first limiting block, of the reed in the groove.

Preferably, a sealing sheet is arranged at the joint of the first limiting block and the inner wall of the groove.

Preferably, a spring is arranged in the oil storage cavity and sleeved outside the oil storage bag.

Preferably, the positioning gear is externally sleeved with a sealing ring.

The utility model provides a compressor with automatic oil supplementing function, through setting up oil storage chamber and throttling arrangement, the oil storage bag in the oil storage chamber injects the part or is filled with lubricating oil when the product is installed, the piston of compressor can inhale and exhaust the process once every time it runs a week; when exhausting, most of high-pressure gas mixed with high-pressure refrigerant and oil in the cylinder hole is exhausted through the exhaust port, and a small part of gas enters the oil storage cavity of the positioning gear through the throttling device and the air inlet channel, so that the pressure of the oil storage cavity is gradually increased; when the pressure reaches a certain value, the lubricating oil in the oil storage bag enters the ball socket through the oil return channel to lubricate the steel ball, the automatic oil supplementing function is achieved, the friction force between the steel ball and the positioning gear can be reduced, and the service life of the steel ball is prolonged. In the throttling device of the utility model, in the exhaust process, the reed is far away from the first limiting block under the pressure action of the mixed gas to open the throttling air hole; in the air suction process, the reed is attached to the first limiting block to close the throttling hole.

Drawings

Fig. 1 is a schematic structural diagram of a compressor with an automatic oil supplementing function according to the present invention;

fig. 2 is a partial structural view of a compressor with an automatic oil supplementing function according to the present invention;

fig. 3 is a schematic structural diagram of a throttling device in a compressor with an automatic oil supplementing function according to the present invention.

Detailed Description

Referring to fig. 1-3, the utility model provides a compressor with automatic oil supplementing function, including cylinder body 1, main shaft 2, planet board 3, swing gear 4 and positioning gear 5, wherein:

the two ends of the cylinder body 1 are respectively and fixedly connected with an upper cylinder cover 10 and a lower cylinder cover 11, a valve plate 12 is arranged between the cylinder body 1 and the lower cylinder cover 11, an exhaust cavity 13 and an air suction cavity 14 are formed between the valve plate 12 and the lower cylinder cover 11, and a cylinder hole 26 communicated with the exhaust cavity 13 and the air suction cavity 14 is arranged on the cylinder body 1. The main shaft 2 penetrates through the cylinder body 1 to be connected with a planetary plate 3 inside the cylinder body 1, the swing gear 4 is installed in the middle of one side, far away from the main shaft 2, of the planetary plate 3, and a steel ball 6 is rotatably embedded in the middle of the swing gear 4. The positioning gear 5 and the main shaft 2 are coaxially arranged, a ball socket matched with the steel ball 6 is arranged at the position, corresponding to the steel ball 6, of the positioning gear 5, an oil storage cavity 7 is arranged in the positioning gear 5, an oil storage bag 8 filled with lubricating oil is arranged in the oil storage cavity 7, an oil return channel 9 for communicating the ball socket with the oil storage bag 8 is further arranged on the positioning gear 5, a spring 24 is arranged in the oil storage cavity 7, the spring 24 is sleeved outside the oil storage bag 8, and a sealing ring 25 is sleeved outside the positioning gear 5. A throttle device is provided in the cylinder block 1 to communicate the cylinder hole 26 with the reservoir chamber 7 and to allow gas in the cylinder hole 26 to enter the reservoir chamber 7.

In the compressor with the automatic oil supplementing function provided by the embodiment, the oil storage cavity 7 and the throttling device are arranged, the oil storage bag 8 in the oil storage cavity 7 is partially or fully filled with lubricating oil when a product is installed, and the air suction and exhaust processes are carried out once when the piston of the compressor runs for one circle; when exhausting, most of high-pressure gas mixed with high-pressure refrigerant and oil in the cylinder hole 26 is exhausted through the exhaust port, and a small amount of gas enters the oil storage chamber 7 of the positioning gear 5 through the throttling device, so that the pressure of the oil storage chamber 7 is increased; when the pressure reaches a certain value, the lubricating oil in the oil storage bag 8 enters the ball socket through the oil return channel 9 to lubricate the steel ball 6, so that the friction force between the steel ball 6 and the positioning gear 5 can be reduced, and the service life of the steel ball 6 is prolonged; when the pressure in the reservoir chamber 7 is balanced with the pressure in the cylinder bore 26, the throttle device is no longer charged.

In the specific embodiment, the cylinder body 1 is provided with a groove 15 communicated with the exhaust cavity 13, the cylinder body 1 is provided with an air inlet channel 16 communicated with the groove 15 and the oil storage cavity 7, the positioning gear 5 is annularly provided with a ring groove 17 which is always communicated with the air inlet channel 16, and the positioning gear 5 is provided with an air inlet 18 communicated with the ring groove 17 and the oil storage cavity 7. The throttling means is mounted in the recess 15 and causes the gas in the exhaust chamber 13 to enter the inlet passage 16. With the above arrangement, the oil reservoir chamber 7 is always communicated with the intake passage 16.

In the specific embodiment, the throttling device comprises a first limiting block 19, the first limiting block 19 is fixed in the groove 15, the first limiting block 19 is provided with a throttling hole 20, and a sealing sheet 23 is arranged at the joint of the first limiting block 19 and the inner wall of the groove 15. The groove 15 is internally provided with a reed 21 capable of controlling the opening and closing of the throttling air hole 20, the reed 21 is arranged on one side, far away from the exhaust cavity 13, of the first limiting block 19, and a second limiting block 22 for limiting the reed 21 is further arranged on one side, far away from the first limiting block 19, of the reed 21 in the groove 15. In the exhaust process, the reed 21 is far away from the first limit block 19 under the pressure of the mixed gas to open the throttle air hole 20; in the air suction process, the reed 21 is attached to the first limiting block 19 to close the throttling hole 20; when the pressure in the oil storage cavity 7 is balanced with the pressure in the cylinder hole 26, the reed 21 is attached to the first limiting block 19 to close the throttling vent 20, and once the pressure in the oil storage cavity 7 is reduced due to gas loss, the reed 21 opens the throttling vent 20 again to supplement air to the oil storage cavity 7, so that the high-pressure state of the oil storage cavity 7 is maintained, and continuous oil supplement is realized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A compressor with an automatic oil supplementing function comprises a cylinder body (1), a main shaft (2), a planetary plate (3), a swinging gear (4) and a positioning gear (5), wherein a cylinder hole (26) is formed in the cylinder body (1), the main shaft (2) penetrates through the cylinder body (1) and is connected with the planetary plate (3) inside the cylinder body (1), the swinging gear (4) is installed in the middle of one side, away from the main shaft (2), of the planetary plate (3), a steel ball (6) is rotatably embedded in the middle of the swinging gear (4), the positioning gear (5) and the main shaft (2) are coaxially arranged, a ball socket matched with the steel ball (6) is arranged at a position, corresponding to the steel ball (6), of the positioning gear (5), an oil storage cavity (7) is formed in the positioning gear (5), an oil storage bag (8) filled with lubricating oil is arranged in the oil storage cavity (7), an oil return channel (9) communicated with the ball socket and the oil storage bag (8) is further arranged on the positioning gear (5), a throttle device which is communicated with the cylinder hole (26) and the oil storage chamber (7) and enables gas in the cylinder hole (26) to enter the oil storage chamber (7) is arranged in the cylinder body (1).

2. The compressor with the automatic oil supplementing function according to claim 1, wherein an upper cylinder cover (10) and a lower cylinder cover (11) are fixedly connected to two ends of the cylinder body (1) respectively, a valve plate (12) is arranged between the cylinder body (1) and the lower cylinder cover (11), an exhaust cavity (13) and an air suction cavity (14) are formed between the valve plate (12) and the lower cylinder cover (11), and the cylinder hole (26) is communicated with the exhaust cavity (13) and the air suction cavity (14).

3. The compressor with the automatic oil supplementing function according to claim 2, wherein the cylinder body (1) is provided with a groove (15) communicated with the cylinder hole (26), the cylinder body (1) is provided with an air inlet channel (16) communicated with the groove (15) and the oil storage chamber (7), the positioning gear (5) is annularly provided with a ring groove (17) which is always communicated with the air inlet channel (16), and the positioning gear (5) is provided with an air inlet hole (18) communicated with the ring groove (17) and the oil storage chamber (7); a throttle device is installed in the recess (15) and causes the gas in the cylinder bore (26) to enter the intake passage (16).

4. The compressor with the automatic oil supplementing function according to claim 3, wherein the throttling device comprises a first limiting block (19), the first limiting block (19) is fixed in the groove (15), the first limiting block (19) is provided with a throttling air hole (20), a reed (21) capable of controlling the throttling air hole (20) to be opened and closed is arranged in the groove (15), the reed (21) is arranged on one side, close to the air inlet channel, of the first limiting block (19), and a second limiting block (22) for limiting the reed (21) is further arranged on one side, far away from the first limiting block (19), of the reed (21) in the groove (15).

5. The compressor with the automatic oil supplementing function according to claim 3, wherein a sealing sheet (23) is arranged at the joint of the first limiting block (19) and the inner wall of the groove (15).

6. The compressor with the automatic oil supplementing function according to any one of claims 1 to 5, wherein a spring (24) is arranged in the oil storage chamber (7) and the spring (24) is sleeved outside the oil storage bag (8).

7. The compressor with automatic oil supplementing function according to any one of claims 1-5, characterized in that the positioning gear (5) is externally sleeved with a sealing ring (25).