CN211715324U

CN211715324U - Eccentric compressor of driving disk

Info

Publication number: CN211715324U
Application number: CN202020297438.1U
Authority: CN
Inventors: 张敏; 皮德智; 皮文超; 袁鹏; 章雅婷
Original assignee: Jiangxi Zhenwan Automobile Air Conditioning Co ltd
Current assignee: Shanghai Ershuang Technology Development Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-10-20
Anticipated expiration: 2030-03-11

Abstract

The utility model provides an eccentric formula compressor of driving disk, including the circular cylinder body of both ends open-ended, be equipped with the air vent that can make both ends opening intercommunication in the circular cylinder body, the both ends of circular cylinder body are equipped with upper cover and bottom respectively, be equipped with air inlet joint and gas vent joint on the circular cylinder body, the one end that is close to the bottom in the circular cylinder body is equipped with the cavity, install the drive shaft through first bearing at the center of circular cylinder body and cavity, install the driving disk through installing the second bearing in circular cylinder body and cavity eccentrically in the cavity, still install the driving motor that can be connected with the driving shaft in the circular cylinder body, the gleitbretter that can radially run through the driving disk is installed to the other. The utility model discloses not only have simple structure reasonable, equipment convenience, low in manufacturing cost, compression ratio high, efficient, the noise is low, long service life, characteristics such as non-maintaining, have the characteristic that can 360 rotatory uses moreover, be applicable to very much refrigeration and air compression field.

Description

Eccentric compressor of driving disk

Technical Field

The utility model belongs to the technical field of the compressor, specifically relate to an eccentric formula compressor of driving disk.

Background

A compressor is a driven fluid machine that raises low-pressure gas into high-pressure gas. Compressors commonly used in the refrigeration and air conditioning industry today typically include reciprocating, screw, centrifugal, rotary, and scroll compressors, with rotary and scroll compressors being used primarily for domestic and small capacity commercial air conditioning units.

The scroll compressor is a compressor with compressible volume, which is composed of a fixed involute scroll and an involute motion scroll which is in eccentric rotary translation, and has the advantages of high efficiency, small volume, low noise, good stability and the like.

The rotary compressor is a volume type compressor which can change the volume in a compression cavity through the rotation motion of one or more components, has the advantages of small volume, small vibration, high reliability and the like, but has lower working life and efficiency due to larger leakage, friction and abrasion between a sliding sheet and the wall surface of a cylinder, higher processing precision requirement, smaller compression and weak applicability.

SUMMERY OF THE UTILITY MODEL

To the above prior art, the to-be-solved technical problem of the utility model lies in providing a simple structure is reasonable, manufacturing cost is lower, compression ratio is great and the eccentric formula compressor of driving disk that can place at will.

In order to solve the technical problem, the utility model provides a dynamic disk eccentric compressor, which comprises a circular cylinder body with openings at two ends, the circular cylinder body is internally provided with a vent hole which can lead the openings at the two ends to be communicated, the two ends of the circular cylinder body are respectively provided with an upper cover and a bottom cover, one end of the round cylinder body close to the upper cover is provided with an air inlet joint, the other end is provided with an air outlet joint, a cavity is arranged at one end of the circular cylinder body close to the bottom cover, a driving shaft is coaxially arranged at the centers of the circular cylinder body and the cavity through two first bearings, the cavity is internally provided with a movable disc through two second bearings eccentrically arranged in the circular cylinder body and the cavity, the circular cylinder body is internally provided with a driving motor which is close to one end of the upper cover and can be connected with a driving shaft, the other end of the driving shaft is provided with a sliding sheet which can radially penetrate through the movable disc, and the cavity is also provided with an exhaust passage which can be communicated with the exhaust port connector.

More preferably, the one end of cavity is equipped with the compression chamber of intercommunication in proper order, can with the second bearing mounting groove II of second bearing looks adaptation and can with the first bearing mounting groove II of first bearing looks adaptation, movable disk accessible second bearing is installed in the compression chamber, the one end that is close to the cavity in the circular cylinder body is equipped with the second bearing mounting groove I that can with second bearing looks adaptation, can with the first bearing mounting groove I of first bearing looks adaptation of intercommunication in proper order and can with the through-hole of driving shaft looks adaptation.

Preferably, the exhaust passage includes a groove provided on a side surface of the cavity and an exhaust hole communicating the groove with the compression chamber.

Preferably, a one-way valve plate which can abut against the exhaust hole is arranged in the groove.

Preferably, a limiting plate capable of limiting the check valve plate is further installed in the groove.

Preferably, the movable disc is provided with a transition rotor which can be connected with the sliding sheet in a sliding manner.

Preferably, the cross section of the transition rotor is circular, and the sliding vane penetrates through the center of the transition rotor.

Preferably, one end of the sliding sheet far away from the driving shaft is provided with a wear-resistant strip which can be attached to the inner wall of the compression chamber.

Preferably, the center of the upper cover is provided with a binding post which can penetrate through two sides of the upper cover, and the binding post can be electrically connected with the driving motor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the accessible lets in the one end of circular cylinder body with low-pressure gas such as refrigerant from air inlet joint, and it is rotatory that the driving motor after the circular telegram drives the drive shaft, and the drive shaft drives the gleitbretter rotation, and the drive shaft passes through the gleitbretter simultaneously and drives the driving disk and in the eccentric operation of cavity to make low-pressure gas let in the cavity and compressed into high-pressure gas by moving disk, last high-pressure gas connects the discharge from the gas vent via exhaust passage. In the whole compression process, the moving parts are few and the operation is stable.

2. The utility model discloses not only have characteristics such as simple structure is reasonable, the equipment is convenient, low in manufacturing cost, compression ratio high, efficient, the noise is low, long service life, non-maintaining, have moreover can 360 rotatory uses, the characteristic of oil-free compression, be applicable to very much refrigeration fields and air compression fields such as air conditioner clothes, air conditioner refrigeration, removal refrigeration.

Drawings

Fig. 1 is an outline view of the eccentric compressor of the present invention.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is a left side view of fig. 2.

Fig. 4 is an exploded view of fig. 1.

Fig. 5 is a bottom view of the circular cylinder of fig. 4.

Fig. 6 is an isometric view of the drive shaft of fig. 4.

Fig. 7 is an isometric view of the chamber of fig. 4.

Fig. 8 is a top view of fig. 7.

FIG. 9 is an assembled view of the chamber, rotor disk, slide, transition rotor, drive shaft, etc. of FIG. 4.

Illustration of the drawings: 1-terminal, 2-air inlet joint, 3-upper cover, 4-mounting bolt, 5-driving motor, 6-circular cylinder body, 601-bolt mounting hole, 602-positioning pin mounting hole, 603-vent hole, 604-first bearing mounting groove I, 605-second bearing mounting groove I, 606-through hole, 607-low pressure cavity, 7-exhaust port joint, 8-driving shaft, 801-slip sheet mounting groove, 802-shaft shoulder, 9-first bearing, 10-second bearing, 11-moving disk, 111-through groove, 112-rotor mounting groove, 113-second bearing fitting boss, 12-slip sheet, 13-transition rotor, 14-wear strip, 15-positioning pin, 16-lower cover, 17-cavity, 171-first bearing mounting groove II, 172-second bearing mounting groove II, 173-compression chamber, 174-vent hole, 175-high pressure chamber, 18-one-way valve plate, 19-limit plate and 20-fastening screw.

Detailed Description

The invention will be further described with reference to the drawings and preferred embodiments.

As shown in fig. 1 to 9, the utility model relates to a structure schematic diagram of movable disk eccentric compressor, including terminal 1, air inlet joint 2, upper cover 3, mounting bolt 4, driving motor 5, circular cylinder body 6, gas vent joint 7, drive shaft 8, primary shaft 9, secondary shaft holds 10, movable disk 11, gleitbretter 12, transition rotor 13, wear resistant strip 14, locating pin 15, bottom 16, cavity 17, check valve piece 18, limiting plate 19 and fastening screw 20.

The driving shaft 8 can be adapted to the first bearing 9, a symmetrical plane adapted to the driving motor 5 is milled at one end of the driving shaft 8, a sliding piece installation groove 801 adapted to the sliding piece 12 is milled at the other end of the driving shaft 8, and two shoulders 802 capable of limiting the first bearing 9 are arranged at one end provided with the sliding piece installation groove 801, so that the two first bearings 9 can be fixedly installed on the driving shaft 8 and the driving shaft 8 can rotate relative to the first bearing 9.

The circular cylinder body 6 is a cylinder with two open ends, and is internally provided with vent holes 603 which can enable the two open ends to be communicated, 6 bolt mounting holes 601 which can be matched with the mounting bolts 4 and are uniformly arranged along the central circumference of the

circular cylinder body

6, 2 positioning pin mounting holes 602 which can be matched with the positioning pins 15, a first bearing mounting groove I604 which can be matched with the first bearing 9, a second bearing mounting groove I605 which can be matched with the second bearing 10 and a through hole 606 which can be matched with the driving shaft 8. Wherein, through-hole 606 and I604 and the coaxial setting of circular cylinder body of first bearing mounting groove, and the eccentric setting of I605 and circular cylinder body 6 of second bearing mounting groove, just so can be with first bearing 9 and second bearing 10 respectively fixed mounting in I604 and the I605 of second bearing mounting groove, and can make first bearing 9 and the eccentric setting of second bearing 10, can make simultaneously with through-hole 606 and the drive shaft 8 and the eccentric setting of second bearing 10 of first bearing 9 looks adaptation.

The wiring terminal 1 which can penetrate through two sides of the upper cover 3 is welded at the center of the upper cover 3, the air inlet connector 2 is welded at the edge of the upper cover 3, the upper cover 3 is welded at one end, far away from the second bearing mounting groove I605, of the circular cylinder body 6, and therefore a low-pressure cavity 607 can be formed between one end, close to the upper cover 3, of the circular cylinder body 6 and the upper cover 3. A driving motor 5 is also fixedly installed in the low voltage cavity 607, and the driving motor 5 can be electrically connected to the terminal 1 and one end of the driving shaft 8, so that when the terminal 1 is electrically connected to a power supply or a controller, the driving motor 5 can be started and the driving shaft 8 can be driven to rotate.

The bottom cover 16 is welded on one end of the circular cylinder body 6 close to the second bearing mounting groove I605, a cavity 17 is arranged at one end of the circular cylinder body 6 close to the bottom cover 16, and the top of the cavity 17 can be coaxially and fixedly mounted in the circular cylinder body 6 through the positioning pin 15 and the mounting bolt 4.

A compression chamber 173, a second bearing mounting groove II 172 adapted to the second bearing 10, and a first bearing mounting groove II 171 adapted to the first bearing 9 are sequentially formed at the top of the cavity 17. The compression chamber 173 and the first bearing mounting groove ii 171 are coaxially arranged with the cavity 17, and the second bearing mounting groove ii 172 is eccentrically arranged with the cavity 17, so that the first bearing 9 and the second bearing 10 can be respectively and fixedly mounted in the first bearing mounting groove ii 171 and the second bearing mounting groove ii 172, the first bearing 9 and the second bearing 10 can be eccentrically arranged, and meanwhile, the driving shaft 8 matched with the first bearing 9 and the second bearing 10 can be eccentrically arranged. A groove and an exhaust hole 174 for communicating the groove with the compression chamber 173 are further formed at the side of the cavity 17, and an exhaust port connector 7 is welded to the outside of the circular cylinder 6 near the groove, so that a high pressure chamber 175 is formed between the groove and the circular cylinder 6 and the bottom cover 16. In high-pressure chamber 175, there are also fixedly mounted by fastening screw 20 check valve plate 18 and limit plate 19, wherein the free end of check valve plate 18 can abut against exhaust hole 174, and the free end of limit plate 19 can limit the stroke of the free end of check valve plate 18, so as to control the discharge pressure and discharge capacity of low-pressure gas after being compressed into high-pressure gas.

A movable plate 11 is provided in the compression chamber 173 of the cavity 17, and second bearing-fitting bosses 113 adapted to the second bearings 10 are symmetrically provided on both sides of the movable plate 11, so that the movable plate 11 is fixedly installed between the two second bearings 10, thereby eccentrically disposing the movable plate 11 with respect to the compression chamber 173. A through groove 111 and a rotor mounting groove 112 are further arranged in the axial direction of the movable disk 11, the sliding sheet 12 can penetrate through the through groove 111 and the rotor mounting groove 112, the through groove 111 can extend from the center of the movable disk 11 to the edge of the movable disk 11, the cross section of the rotor mounting groove 112 is circular and can be matched with the transition rotor 13, and the sliding sheet 12 can penetrate through the center of the transition rotor 13, so that one end of the sliding sheet 12 is fixedly connected with the sliding sheet mounting groove 801 on the driving shaft 8, and the other end of the sliding sheet penetrates through the through groove 111 and the transition rotor 13 and can extend to the inner wall of the compression chamber 173, and the driving shaft 8 can drive the movable disk 11 to run. A U-shaped wear strip 14 is also mounted on the sliding vane 12 at the end near the inner wall of the compression chamber 173, which reduces wear of the moving parts and prolongs the service life thereof.

The working principle of the utility model is as follows:

low-pressure gas such as refrigerant enters the low-pressure cavity 607 through the air inlet connector 2, the electrified driving motor 5 drives the driving shaft 8 to rotate, the driving shaft 8 drives the sliding sheet 12 and the wear-resistant strip 14 to be attached to the inner wall of the compression cavity 173 to rotate, meanwhile, the driving shaft 8 drives the movable disc 11 to eccentrically rotate in the compression cavity 173 through the sliding sheet 12 and the transition rotor 13, so that the low-pressure gas in the low-pressure cavity 607 enters the compression cavity 173 through the vent 603 and is compressed into high-pressure gas by the operating movable disc 11, and finally, the high-pressure gas can enter the high-pressure cavity 175 through the exhaust hole 174 through the one-way valve sheet 18 and is discharged from the exhaust hole connector 7.

The foregoing merely illustrates preferred embodiments of the present invention, which are described in considerable detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a driving disk eccentric compressor which characterized in that: comprises a circular cylinder body (6) with two open ends, wherein the circular cylinder body (6) is internally provided with an air vent (603) which can communicate the two open ends, the two ends of the circular cylinder body (6) are respectively provided with an upper cover (3) and a bottom cover (16), one end of the circular cylinder body (6) close to the upper cover (3) is provided with an air inlet joint (2), the other end of the circular cylinder body is provided with an air outlet joint (7), one end of the circular cylinder body (6) close to the bottom cover (16) is provided with a cavity (17), the centers of the circular cylinder body (6) and the cavity (17) are coaxially provided with a driving shaft (8) through two first bearings (9), a movable disc (11) is arranged in the cavity (17) through two second bearings (10) eccentrically arranged in the circular cylinder body (6) and the cavity (17), one end of the circular cylinder body (6) close to the upper cover (3) is provided with a driving motor (5), the other end of the driving shaft (8) is provided with a sliding sheet (12) which can radially penetrate through the movable disc (11), and the cavity (17) is further provided with an exhaust passage which can be communicated with the exhaust port connector (7).

2. The compressor of claim 1, wherein: one end of the cavity (17) is sequentially provided with a communicated compression chamber (173), a second bearing mounting groove II (172) capable of being matched with the second bearing (10) and a first bearing mounting groove II (171) capable of being matched with the first bearing (9), the movable disc (11) can be mounted in the compression chamber (173) through the second bearing (10), one end, close to the cavity (17), of the circular cylinder body (6) is sequentially provided with a communicated second bearing mounting groove I (605) capable of being matched with the second bearing (10), a first bearing mounting groove I (604) capable of being matched with the first bearing (9) and a through hole (606) capable of being matched with the driving shaft (8).

3. The compressor of claim 2, wherein: the exhaust passage includes a groove provided on a side surface of the cavity (17) and an exhaust hole (174) communicating the groove with the compression chamber (173).

4. A moving disk eccentric type compressor according to claim 3, wherein: a one-way valve plate (18) which can abut against the exhaust hole (174) is arranged in the groove.

5. The compressor of claim 4, wherein: and a limiting plate (19) capable of limiting the one-way valve plate (18) is further arranged in the groove.

6. The compressor of claim 2, wherein: and a transition rotor (13) which can be in sliding connection with the sliding sheet (12) is arranged on the movable disc (11).

7. The compressor of claim 6, wherein: the cross section of the transition rotor (13) is circular, and the sliding vane (12) penetrates through the center of the transition rotor (13).

8. The moving disk eccentric compressor according to claim 6 or 7, wherein: and a wear-resistant strip (14) is arranged at one end of the sliding sheet (12) far away from the driving shaft (8) and can be attached to the inner wall of the compression chamber (173).

9. The compressor of claim 1, wherein: the center of upper cover (3) is installed and is run through terminal (1) of upper cover (3) both sides, terminal (1) can with driving motor (5) electric connection.