CN108869290A - One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement - Google Patents

One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement Download PDF

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Publication number
CN108869290A
CN108869290A CN201810875165.1A CN201810875165A CN108869290A CN 108869290 A CN108869290 A CN 108869290A CN 201810875165 A CN201810875165 A CN 201810875165A CN 108869290 A CN108869290 A CN 108869290A
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CN
China
Prior art keywords
cylinder
rotor
small
rolling
main axis
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Pending
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CN201810875165.1A
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Chinese (zh)
Inventor
宁静红
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Tianjin University of Commerce
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Tianjin University of Commerce
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Priority to CN201810875165.1A priority Critical patent/CN108869290A/en
Publication of CN108869290A publication Critical patent/CN108869290A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/02—Pumps characterised by combination with or adaptation to specific driving engines or motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/06—Silencing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/10—Stators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/20—Rotors

Abstract

The present invention discloses a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement, it including casing, eccentric main axis, is located on eccentric main axis three cylinders is separated by partition, each cylinder includes cylinder body, covers and have end cap respectively on the outside of the cylinder sleeve for being formed in the rolling-rotor rolled in cylinder body on the correspondence crank-pin of eccentric main axis, two, outside cylinder；Two, outside cylinder dimensions and gas volume space are equal, and the volume space of middle cylinders is two volume of cylinder space of outside twice；Crescent-shaped space is formed between telogenesis in each rolling-rotor outer surface and respective cylinder body, there is sliding vane groove on each cylinder body, in each sliding vane groove installation spring and can in sliding vane groove the opposite slide plate slided, slide plate is tangent with corresponding rolling-rotor outer surface and crescent-shaped space is divided into two parts.Output tolerance when refrigeration system load operation can be achieved in the present invention is adjusted, can be from uneven revolution inertia force is offset, and refrigeration compressor smooth running, noise is small, high reliablity.

Description

One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement
Technical field
The present invention relates to Refrigeration & Air-Conditioning technical fields, in parallel more particularly to an a kind of big two small cylinder of sliding slot parallel arrangement Compressor with rolling rotor.
Background technique
Rolling rotor refrigeration compressor components are few, and structure is simple, easy for installation, are widely used in small-sized air condition system, mesh Before, the application in refrigeration field is also gradually expanded, still, the volume space of rolling rotor refrigeration compressor be by rolling-rotor outside Surface, the inner surface of cylinder and two sides end cap are formed, and the diameter of rolling-rotor, the internal diameter of cylinder influence the size of volume space, If increasing volume space, the diameter of rolling-rotor increases, and the weight of main shaft increases, the entirety weight of rolling rotor refrigeration compressor Amount increases, and therefore, can design multi-cylinder parallel, output tolerance when can not only increase refrigeration system at full capacity, but also portion may be implemented Output tolerance when load is divided to adjust.
Summary of the invention
The present invention is place in order to overcome the shortcomings in the prior art, provides an a kind of big two small cylinder of sliding slot parallel arrangement Compressor with rolling rotor in parallel.
The technical solution adopted by the present invention to solve the technical problems is：
Sliding slot parallel arrangement a big two small cylinder parallel connection compressor with rolling rotor, including casing, be arranged in casing by Three cylinders being set side by side for driving the eccentric main axis of rotation and being located on eccentric main axis, each cylinder include covering in bias The cylinder sleeve for being formed in the rolling-rotor rolled in cylinder body on the correspondence crank-pin of main shaft, the cylinder body on the outside of cylinder sleeve, It is spaced between three cylinders by partition, is respectively equipped with end cap on the outside of two cylinders in outside；Wherein, two, outside cylinder Size it is identical, gas volume space is equal, the volume space of intermediate cylinder be outside two cylinders volume space two Times；The cylinder body of intermediate cylinder and the inner wall of casing connect, and two cylinders in outside and the inner wall of casing are spaced certain distance；
Crescent-shaped space is formed between each rolling-rotor outer surface and the inner surface of corresponding cylinder body, it is each described Sliding vane groove is provided on cylinder body, be equipped in each sliding vane groove spring and can in sliding vane groove the opposite slide plate slided, the cunning Piece is tangent with corresponding rolling-rotor outer surface and crescent-shaped space is separated into two parts.
The eccentricity of each rolling-rotor and main-shaft core is the outer radius of its cylinder sleeve and the main shaft radius of eccentric main axis Difference.
The diameter of the crank-pin of two cylinders on the eccentric main axis on the outside of connection and the crank-pin for connecting intermediate cylinder To contrary.
The partition is made of two parts that center opens up semicircle aperture, is covered outside eccentric main axis, and by screw and The cylinder body of gasket seal and intermediate cylinder is connected and fixed.
The cylinder body of the cylinder of the centre corresponds to one side position of sliding vane groove and is provided with the large cylinder air-breathing being connected to large cylinder air inlet pipe Hole is provided with large cylinder gas vent with the symmetrical position of large cylinder suction hole, and large cylinder exhaust is equipped on the large cylinder gas vent Valve；
The cylinder body of two cylinders in outside corresponds to one side position of sliding vane groove and is provided with the small cylinder air-breathing being connected to small cylinder air inlet pipe Hole is provided with small cylinder gas vent with the small symmetrical position of cylinder suction hole, and small cylinder exhaust is equipped on the small cylinder gas vent Valve；
Exhaust pipe is provided on the casing of the long end side of main shaft of nearly eccentric main axis on the casing.
The space for being located at the end cap of the main shaft short end side of eccentric main axis and the main shaft short end of eccentric main axis forms oil groove, should The left side middle position welding fuel sucking pipe of end cap is connected to oil groove, which protrudes into the lubricating oil bath in casing, and bias is main Oil duct in axis is connected to oil groove.
The entrance of the air inlet pipe of two cylinders in outside and the air inlet pipe of intermediate cylinder is respectively equipped with solenoid valve, the electricity The inlet connection parallel connection of magnet valve and the outlet of evaporator connect.
The long end of the main shaft of the eccentric main axis and rotor cooperate, and rotor and motor stator cooperate, the motor Rotor and motor stator are assemblied in the casing.
One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement of the present invention, a big cylinder, left and right arrangement The small cylinder of two identical sizes, air inlet pipe is in parallel, can work at the same time, can also pass through gas in solenoid valve control respectively cylinder Body enters, and realizes that output tolerance when refrigerant system feature load operation is adjusted, energy saving, protects environment.
One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement of the present invention, sliding vane groove Parallel Symmetric arrangement, The rolling-rotor of large cylinder rolling-rotor and two small cylinders, can be from uneven revolution inertia force be offset, and refrigeration compressor operating is flat Surely, noise is small, high reliablity.
Detailed description of the invention
Fig. 1 is the schematic diagram of a big two small cylinder parallel connection compressor with rolling rotor of sliding slot of the present invention parallel arrangement；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to the detailed description of the invention.
As shown in Figure 1 to Figure 3, a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement, including big cylinder body 1, large cylinder spring 2, large cylinder slide plate 3, the second small cylinder body 4, the second small cylinder sleeve 5, exhaust pipe 6, motor stator 7, rotor 8, Right half casing 9, eccentric main axis 10, right end cap screw 11, right end cap 12, the second small cylinder slide plate 13, the second small cylinder spring 14, second Small cylinder air inlet pipe 15, second partition screw 16, second partition 17, the first small cylinder air inlet pipe 18, first partition screw 19, big cylinder sleeve The 20, first small cylinder body 21 of cylinder, the first small cylinder spring 22, the first small cylinder slide plate 23, left end cap screw 24, left half casing 25, oil suction Pipe 26, left end cap 27, the first small cylinder sleeve 28, first partition 29, large cylinder air inlet pipe 30.
The big cylinder body 1 is fixedly connected with left half casing 25, and big crank pin vertically downward is provided on eccentric main axis 10, Its outer large cylinder sleeve 20 that is set with is formed in the big rolling-rotor rolled in big cylinder body 1, and it is upward to be located at big crank pin left vertical The small crank pin of arrangement, outer circle are set with the first small cylinder sleeve 28, are formed in the first small rolling rolled in the first small cylinder body 21 Turn, the small crank pin arranged upwards positioned at big crank pin Right vertical, outer circle are set with the second small cylinder sleeve 5, are formed The the second small rolling-rotor rolled in the second small cylinder body 4, the outer surface of big cylinder sleeve 20 and big 1 inner surface of cylinder body are tangent, the The outer surface of one small cylinder sleeve 28 and the first small 21 inner surface of cylinder body are tangent, the outer surface of the second small cylinder sleeve 5 and the second small cylinder 4 inner surface of body is tangent, and the eccentricity of each rolling-rotor and main-shaft core is the outer radius of sleeve and the main shaft of eccentric main axis 10 Semidiameter.
The corresponding sliding vane groove leftward position of the big cylinder body 1 is provided with the large cylinder suction hole being connected to large cylinder air inlet pipe 30 and (does not show Out), it is provided with large cylinder gas vent (not shown) with the symmetrical position of the suction hole, large cylinder is installed on the large cylinder gas vent Exhaust valve (not shown).
The first partition 29 and second partition 17 respectively centered on open up two parts composition in semicircle aperture, cover inclined Outside heart main shaft 10, by second partition screw 16, first partition screw 19 and gasket seal and the fixation of big cylinder body 1 are accompanied, it is big to roll The space of crescent is formed between dynamic rotor outer surface and the inner surface and first partition 29 and second partition 17 of big cylinder body 1.
It is provided with sliding vane groove on the big cylinder body 1, large cylinder spring 2 and large cylinder slide plate 3, large cylinder slide plate are installed in sliding vane groove 3 is tangent with big rolling-rotor outer surface and crescent-shaped space is separated into two parts, and large cylinder slide plate 3 is relatively sliding in sliding vane groove It is dynamic.Large cylinder slide plate 3 and the outer surface of big rolling-rotor are tangent, so that the outer surface of large cylinder slide plate 3 and big rolling-rotor has one The straight line being in contact, with the rotation of eccentric main axis 10, two small spaces are constantly ascending then descending, realize To the air-breathing of refrigeration working medium gas, compression and exhaust.
The spindle through-hole of the right end cap 12 is sleeved on outside the long end of 10 main shaft of eccentric main axis and by gasket seal and peace Right end cap screw 11 in screw hole is fixedly connected with the second small cylinder body 4, the second small rolling-rotor and the second small cylinder The space of crescent is formed between the inner surface and right end cap 12 and second partition 17 of body 4.
It is provided with sliding vane groove on the second small cylinder body 4, the second small cylinder slide plate 13, the second small cylinder bullet are installed in sliding vane groove Spring 14, the second small cylinder slide plate 13 and the second small rolling-rotor outer surface are tangent and crescent-shaped space is separated into two parts, and second The opposite sliding in sliding vane groove of small cylinder slide plate 13.The outer surface of second small cylinder slide plate 13 and the second small rolling-rotor is tangent, so that Second small cylinder slide plate 13 has the straight line being in contact with the outer surface of the second small rolling-rotor, with the rotation of eccentric main axis 10 Turn, two small spaces are constantly ascending then descending, realize to the air-breathing of refrigeration working medium gas, compression and exhaust.
The corresponding sliding vane groove leftward position of second small cylinder body 4 is provided with the second small cylinder being connected to the second small cylinder air inlet pipe 15 Suction hole (not shown) is provided with the second small cylinder gas vent (not shown), institute with the described second small symmetrical position of cylinder suction hole It states and the second small cylinder exhaust valve (not shown) is installed on the second small cylinder gas vent.
The left end cap 27 is left end band closure construction, and cap central offers small through hole and is welded with fuel sucking pipe 26, set Outside 10 main shaft short end of eccentric main axis and pass through gasket seal and the left end cap screw 24 being mounted in screw hole and first Small cylinder body 21 is fixedly connected, the inner surface and left end cap 27 of the first small rolling-rotor and the first small cylinder body 21 and first every The space of crescent is formed between plate 29.It is provided with sliding vane groove on the first small cylinder body 21, it is small to be equipped with first in sliding vane groove Cylinder slide plate 23, the first small cylinder spring 22, the first small cylinder slide plate 23 and the first small rolling-rotor outer surface are tangent and crescent is empty Between be separated into two parts, the opposite sliding in sliding vane groove of the first small cylinder slide plate 23.
Wherein, the outer surface of the first small cylinder slide plate 23 and the first small rolling-rotor is tangent, so that the first small cylinder is sliding Piece 23 has the straight line being in contact with the outer surface of the first small rolling-rotor, two small with the rotation of eccentric main axis 10 Space is constantly ascending, then descending, realizes to the air-breathing of refrigeration working medium gas, compression and exhaust.
It is small that the corresponding sliding vane groove leftward position of first small cylinder body 21 is provided with first be connected to the first small cylinder air inlet pipe 18 Cylinder suction hole (not shown) is provided with the first small cylinder gas vent (not shown) with the described first small symmetrical position of cylinder suction hole, The first small cylinder exhaust valve (not shown) is installed on the first small cylinder gas vent.
The space of the left end cap 27 and 10 short end of eccentric main axis forms oil groove, the welding of 27 left side middle position of left end cap Fuel sucking pipe 26 be connected to oil groove, fuel sucking pipe 26 protrudes into the lubricating oil bath in casing, and the oil duct in eccentric main axis 10 (does not show It is connected to out) with oil groove.
The first small cylinder, the size of the second small cylinder are identical, and gas volume space is equal, and the volume space of large cylinder is first Twice of volume space of small cylinder, the second small cylinder may be implemented 1,3/4,1/2,1/4,0, and Pyatyi exports tolerance and adjusts.
The long end of main shaft of the eccentric main axis 10 and rotor 8 cooperate, and rotor 8 and motor stator 7 cooperate, and right half The aperture opened up on casing 9 is welded with large cylinder air inlet pipe 30.
The entrance of the first small cylinder air inlet pipe 18, the second small cylinder air inlet pipe 15 and large cylinder air inlet pipe 30 is respectively equipped with electromagnetism Valve, the inlet connection parallel connection of solenoid valve and the outlet of evaporator connect.
Wherein, the exhaust pipe 6 is connect with the entrance of condenser.
By evaporator Lai low-temp low-pressure gas refrigeration working medium respectively by the first small cylinder air inlet pipe 18, the second small cylinder air inlet Pipe 15 and large cylinder air inlet pipe 30 are entered by the suction hole in the first small cylinder 21, the second small cylinder 4 and large cylinder 1 to be connected to suction hole In aspirated volume space, aspirated volume space turns over suction hole, into compression process, compressed high temperature and high pressure gas refrigeration Working medium is discharged through the exhaust valve in the first small cylinder 21, the second small cylinder 4 and large cylinder 1, into the space in casing, through 6 row of exhaust pipe Compressor out.
If refrigeration system is run at part load, the first small cylinder air inlet pipe 18, the second small cylinder air inlet pipe 15 can be made respectively It is disconnected with the solenoid valve of 30 entrance of large cylinder air inlet pipe, the cylinder for disconnecting solenoid valve does not have gas to suck and be discharged, and may be implemented defeated The adjusting of gas output.
The above is only a preferred embodiment of the present invention, it is noted that for the common skill of the art For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications Also it should be regarded as protection scope of the present invention.

Claims (8)

1. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement, characterized in that including casing, be arranged in casing In the eccentric main axis for being driven rotation and three cylinders being set side by side being located on eccentric main axis, each cylinder include set The cylinder sleeve for being formed in the rolling-rotor rolled in cylinder body on the correspondence crank-pin of eccentric main axis, on the outside of cylinder sleeve Cylinder body is spaced between three cylinders by partition, is respectively equipped with end cap on the outside of two cylinders in outside；Wherein, outside two The size of a cylinder is identical, gas volume space is equal, and the volume space of intermediate cylinder is that the volume of two, outside cylinder is empty Between twice, the inner wall of the cylinder body of intermediate cylinder and casing connects, and two cylinders in outside and the inner wall of casing are spaced one Set a distance；
Crescent-shaped space, each cylinder body are formed between each rolling-rotor outer surface and the inner surface of corresponding cylinder body On be provided with sliding vane groove, be equipped in each sliding vane groove spring and can in sliding vane groove opposite sliding slide plate, the slide plate and Corresponding rolling-rotor outer surface is tangent and crescent-shaped space is separated into two parts.
2. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that every The eccentricity of a rolling-rotor and main-shaft core is the outer radius of its cylinder sleeve and the main shaft semidiameter of eccentric main axis.
3. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that institute The crank-pin for stating two cylinders in connection outside on eccentric main axis is opposite with the intermediate radial direction of crank-pin of cylinder of connection.
4. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that institute State partition to be made of two parts that center opens up semicircle aperture, cover outside eccentric main axis, and by screw and gasket seal with The cylinder body of intermediate cylinder is connected and fixed.
5. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that institute The cylinder body for stating intermediate cylinder correspond to one side position of sliding vane groove and is provided with the large cylinder suction hole being connected to large cylinder air inlet pipe, with it is described greatly The symmetrical position of cylinder suction hole is provided with large cylinder gas vent, is equipped with large cylinder exhaust valve on the large cylinder gas vent；
The cylinder body of two cylinders in outside corresponds to one side position of sliding vane groove and is provided with the small cylinder suction hole being connected to small cylinder air inlet pipe, with The small symmetrical position of cylinder suction hole is provided with small cylinder gas vent, is equipped with small cylinder exhaust valve on the small cylinder gas vent；
Exhaust pipe is provided on the casing of the long end side of main shaft of nearly eccentric main axis on the casing.
6. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that set Oil groove, the left side of the end cap are formed in the space of the main shaft short end of the end cap and eccentric main axis of the main shaft short end side of eccentric main axis Middle position welding fuel sucking pipe is connected to oil groove, which protrudes into the lubricating oil bath in casing, the oil duct in eccentric main axis It is connected to oil groove.
7. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that The entrance of the air inlet pipe of two cylinders in outside and the air inlet pipe of intermediate cylinder is respectively equipped with solenoid valve, and the solenoid valve enters Mouth adapter tube parallel connection is connect with the outlet of evaporator.
8. a big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement according to claim 1, characterized in that The long end of the main shaft of the eccentric main axis and rotor cooperate, and rotor and motor stator cooperate, the rotor and electricity Machine stator is assemblied in the casing.
CN201810875165.1A 2018-08-03 2018-08-03 One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement Pending CN108869290A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810875165.1A CN108869290A (en) 2018-08-03 2018-08-03 One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810875165.1A CN108869290A (en) 2018-08-03 2018-08-03 One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement

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Publication Number Publication Date
CN108869290A true CN108869290A (en) 2018-11-23

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1693708A (en) * 2004-04-29 2005-11-09 李玉斌 Rotary compressor of centralized air-breathing and exhaust
CN103807174A (en) * 2014-03-10 2014-05-21 吴月广 Three-cylindrical rolling rotor type compressor
CN103982426A (en) * 2014-05-15 2014-08-13 珠海格力节能环保制冷技术研究中心有限公司 Rolling rotor type compressor and pump body structure thereof
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CN105673488A (en) * 2014-05-15 2016-06-15 珠海格力节能环保制冷技术研究中心有限公司 Rolling rotor compressor and pump body structure thereof
CN208734543U (en) * 2018-08-03 2019-04-12 天津商业大学 One big two small cylinder parallel connection compressor with rolling rotor of sliding slot parallel arrangement

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