CN107859623A - Compressor and refrigeration system and air conditioner - Google Patents

Compressor and refrigeration system and air conditioner Download PDF

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Publication number
CN107859623A
CN107859623A CN201710992190.3A CN201710992190A CN107859623A CN 107859623 A CN107859623 A CN 107859623A CN 201710992190 A CN201710992190 A CN 201710992190A CN 107859623 A CN107859623 A CN 107859623A
Authority
CN
China
Prior art keywords
refrigerant
compressor
pipe
cylinder
cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710992190.3A
Other languages
Chinese (zh)
Inventor
赵旭敏
卢林高
刘亮
董辉
蔡庆波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
Original Assignee
Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd filed Critical Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
Priority to CN201710992190.3A priority Critical patent/CN107859623A/en
Publication of CN107859623A publication Critical patent/CN107859623A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/22Rotary-piston pumps specially adapted for elastic fluids of internal-axis type with equidirectional movement of co-operating members at the points of engagement, or with one of the co-operating members being stationary, the inner member having more teeth or tooth equivalents than the outer member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00Combinations 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
    • F04C23/001Combinations 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00Compressor arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/006Accumulators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B5/00Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2210/00Fluid
    • F04C2210/26Refrigerants with particular properties, e.g. HFC-134a
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00Components
    • F04C2240/10Stators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/06Several compression cycles arranged in parallel
    • F25B2400/061Several compression cycles arranged in parallel the capacity of the first system being different from the second
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07Details of compressors or related parts
    • F25B2400/074Details of compressors or related parts with multiple cylinders

Abstract

The present invention provides a kind of compressor and refrigeration system and air conditioner, compressor, including bent axle, the first cylinder with the first cavity and the second cylinder with the second cavity;The first roller and the second roller are disposed with bent axle, bent axle is located in the first cylinder and the second cylinder, the first roller and the second roller is located at respectively in the first cavity and the second cavity;First inlet channel and first row gas port are set on the first cylinder, and the first refrigerant can enter the first cavity by the first inlet channel, and be discharged from first row gas port;The second inlet channel and second exhaust port are provided with second cylinder, the second refrigerant can enter the second cavity by the second inlet channel, and be discharged from second exhaust port.The present invention has and two kinds of refrigerants can be compressed simultaneously, not only increases the adaptability of work, and two kinds of refrigerants can be made to reach optimal use state, and then the advantages of the efficiency of raising compressor.

Description

Compressor and refrigeration system and air conditioner
Technical field
The present invention relates to family's electro-technical field, more particularly to a kind of compressor and refrigeration system and air conditioner.
Background technology
With the continuous progress of science and technology and the increasingly raising of people's living standard, compressor is helped with a kind of important system Cold part, it is widely used in refrigeration system (such as air-conditioning system).
Because the species of refrigerant is varied, some is applied to hot environment, and some is applied to normal temperature environment, and also some is suitable For low temperature environment.Under different temperature environments, different refrigerant operating efficiencies also differs.At present, existing compressor Can only be by being compressed to a kind of refrigerant, to realize multiple mode of operations, thus presence can not make refrigerant in different works Reach optimum state under operation mode, the shortcomings that causing the efficiency of compressor low.
The content of the invention
It is a primary object of the present invention to provide a kind of compressor and refrigeration system and air conditioner, it can be simultaneously to two kinds Refrigerant is compressed, and not only increases the adaptability of work, and two kinds of refrigerants can be made to reach optimal use state, and then Improve the efficiency of compressor.
One aspect of the present invention provides a kind of compressor, including bent axle, the first cylinder with the first cavity and with Second cylinder of two cavitys;
The first roller and the second roller are disposed with the bent axle, the bent axle is located in first cylinder and institute State in the second cylinder, first roller and second roller is located at first cavity and second cavity respectively In;
First inlet channel and first row gas port are set on first cylinder, and the first refrigerant can enter by described first Gas passage enters first cavity, after first roller compression, is discharged from the first row gas port;
The second inlet channel and second exhaust port are provided with second cylinder, the second refrigerant can pass through described second Inlet channel enters second cavity, after second roller compression, is discharged from the second exhaust port.
More preferably, in addition to liquid separation part;
First inlet channel and second inlet channel are connected with the liquid separation part, on the liquid separation part It is provided with the first air inlet pipe and the second air inlet pipe;
First refrigerant passes through first inlet channel again by first air inlet pipe into the liquid separation part Into first cavity;
Second refrigerant passes through second inlet channel again by second air inlet pipe into the liquid separation part Into second cavity.
More preferably, in addition to the first communicating pipe and the second communicating pipe;
The liquid separation part includes the first housing, and first housing is provided with dividing plate, to by the first shell body Part is divided into the first liquid separation chamber and the second liquid separation chamber;
First air inlet pipe connects with the first liquid separation chamber, and second air inlet pipe connects with the second liquid separation chamber It is logical;
First inlet channel is connected by first communicating pipe with the first liquid separation chamber, and second air inlet is led to Road is connected by second communicating pipe with the second liquid separation chamber.
More preferably, first cavity is the first swept volume to the receiving volume of first refrigerant, second chamber Body is the second swept volume to the receiving volume of second refrigerant;
If first swept volume is V1, second swept volume is V2, when the unit of first refrigerant is freezed When amount is more than the specific refrigerating effect of second refrigerant, 0.5 < V1/V2≤1.
More preferably, in addition to downtake pipe and lower flange;
First cylinder has the first end face back to second cylinder, and the first row gas port is arranged on described the On end face;
The lower flange is overlayed in the first end face, and the lower flange has high pressure chest, and the lower flange is provided with The first high-pressure channel that the first row gas port can be connected with the high pressure chest, the downtake pipe and the high pressure chest Connection, first refrigerant from first row gas port discharge is set to enter the high pressure chest again by first high-pressure channel Discharged through the downtake pipe.
More preferably, high pressure gas passage is provided with first cylinder, being provided with the lower flange can be by described in The high pressure gas hole that high pressure gas passage connects with the high pressure chest, the downtake pipe are connected to the high pressure gas passage On, the gas in the high pressure chest is passed sequentially through the high pressure gas hole and the high pressure gas passage and enter described the One blast pipe.
More preferably, in addition to second exhaust pipe and upper flange;
Second cylinder has the second end face back to first cylinder, and the second exhaust port is arranged on described the On biend;
The upper flange is overlayed in the second end face, and the upper flange has corresponding with the second exhaust port the Two high-pressure channels, the second exhaust pipe can connect with second high-pressure channel, make from second exhaust port discharge Second refrigerant is discharged by second high-pressure channel into the second exhaust pipe.
More preferably, in addition to the second housing;
Second cylinder is arranged on the inside of second housing, and is fixedly connected on the inwall of second housing On, make to be collectively forming receiving space between second cylinder and second housing, the upper flange accommodates sky positioned at described In, the second refrigerant from second exhaust port discharge is entered the receiving space by second high-pressure channel;
Position corresponding with the receiving space is provided with mounting hole on second housing, and the second exhaust pipe connects It is connected on the mounting hole, second refrigerant for entering the receiving space to be discharged.
A kind of refrigeration system of another aspect of the invention, including tie point, the second branch road and any of the above technical characteristic Compressor;
The both ends of the tie point are respectively the first refrigerant upstream end and the first refrigerant outflow end, and the tie point is led to Cross the first refrigerant upstream end to be connected with the first row gas port, and pass through the first refrigerant outflow end and first air inlet Connection, make to flow back to the compressor again after the first refrigerant of the compressor compresses enters tie point circulation;
The both ends of second branch road are respectively the second refrigerant upstream end and the second refrigerant outflow end, and second branch road leads to Cross the second refrigerant upstream end to be connected with the second exhaust port, and pass through the second refrigerant outflow end and second air inlet Connection, make to flow back to the compressor again after the second refrigerant of the compressor compresses enters second branch road circulation.
More preferably, when the compressor includes the first air inlet pipe, the first refrigerant outflow end is connected to described first In air inlet pipe;
And/or when the compressor includes the second air inlet pipe, the second refrigerant outflow end is connected to described second and entered On tracheae.
More preferably, when the compressor includes downtake pipe, the first refrigerant upstream end is connected to described first On blast pipe;
And/or when the compressor includes second exhaust pipe, the second refrigerant upstream end is connected to the second row On tracheae.
More preferably, in addition to heat exchanger;
The tie point and second branch road are both connected on the heat exchanger, make first refrigerant and described Two refrigerants can carry out heat exchange in the heat exchanger.
Another aspect of the invention provides a kind of air conditioner, includes the refrigeration system of any of the above technical characteristic.
The compressor of the offer of the present invention, sets the first inlet channel and first row gas port on first cylinder, and first Refrigerant can enter first cavity by first inlet channel, after first roller compression, from described first Exhaust outlet is discharged, and is provided with the second inlet channel and second exhaust port on second cylinder, the second refrigerant can be by described Second inlet channel enters second cavity, after second roller compression, from the technology of second exhaust port discharge Scheme, two kinds of refrigerants can be compressed simultaneously, not only increase the adaptability of work, and can reach two kinds of refrigerants Optimal use state, and then improve the efficiency of compressor.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the compressor arrangement schematic diagram in embodiment one;
Fig. 2 is the first cylinder schematic diagram in Fig. 1;
Fig. 3 is the lower flange schematic diagram in Fig. 1;
Fig. 4 is the refrigeration system schematic diagram in embodiment two;
In figure:1st, bent axle;11st, the first roller;12nd, the second roller;13rd, dividing plate;2nd, the first cylinder;21st, the first cavity; 22nd, the first inlet channel;23rd, the first communicating pipe;24th, downtake pipe;25th, high pressure gas passage;3rd, the second cylinder;31st, Two cavitys;32nd, the second inlet channel;33rd, the second communicating pipe;34th, second exhaust pipe;4th, liquid separation part;41st, the first air inlet pipe; 42nd, the second air inlet pipe;43rd, the first housing;44th, dividing plate;45th, the first liquid separation chamber;46th, the second liquid separation chamber;5th, lower flange;51st, it is high Press chamber;52nd, high pressure gas hole;6th, upper flange;7th, the second housing;71st, receiving space;72nd, mounting hole;8th, compressor;91st, first Branch road;911st, the first evaporator;912nd, first throttle part;92nd, the second branch road;921st, the second evaporator;922nd, the second throttling Part;10th, heat exchanger.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and Technical solution of the present invention is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the present invention one Section Example, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing Go out under the premise of creative work the every other embodiment obtained, belong to the scope of protection of the invention.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or Order beyond those of description is implemented.
Embodiment one
As shown in Figure 1, 2, a kind of compressor, including bent axle 1, the first cylinder 2 with the first cavity 21 and with second Second cylinder 3 of cavity 31.The first roller 11 and the second roller 12 are disposed with bent axle 1, bent axle 1 is located in the first cylinder 2 and second in cylinder 3, the first roller 11 and the second roller 12 is located at respectively in the first cavity 21 and the second cavity 31.First First inlet channel 22 and first row gas port (not shown) are set on cylinder 2, and the first refrigerant can pass through the first inlet channel 22 enter the first cavity 21, after the compression of the first roller 11, are discharged from first row gas port.Second is provided with second cylinder 3 to enter Gas passage 32 and second exhaust port (not shown), the second refrigerant can enter the second cavity 31 by the second inlet channel 32, After the compression of the second roller 12, discharged from second exhaust port.Wherein the first refrigerant and the second refrigerant can be that refrigerating capacity is different , it is necessary to explanation, the first cavity 21 and the second cavity 31 mutually completely cut off, do not connect mutually two kinds of refrigerants so that the first refrigerant and The distribution channel of second refrigerant is in parallel, and Hu Bu UNICOMs., can as shown in FIG., in the first cylinder 2 and in actual fabrication Dividing plate 13 is set between two cylinders 3, the first cavity 21 and the second cavity 31 is spaced-apart.Pressure in this sample embodiment Contracting machine mutually different to refrigerating capacity the first refrigerant and the second refrigerant can be compressed simultaneously, not only increase the adaptation of work Property, and two kinds of refrigerants can be made to reach optimal use state, and then improve the efficiency of compressor.
In addition to liquid separation part 4 further, as shown in fig. 1,;First inlet channel 22 and the second inlet channel 32 are equal It is connected with liquid separation part 4, the first air inlet pipe 41 and the second air inlet pipe 42 is provided with liquid separation part 4.First refrigerant passes through first Air inlet pipe 41 enters liquid separation part 4 and enters the first cavity 21 by the first inlet channel 22 again, and the second refrigerant passes through the second air inlet Pipe 42 enters liquid separation part 4 and enters the second cavity 31 by the second inlet channel 32 again.First inlet channel 22 and the second air inlet The connected mode of passage 32 and liquid separation part 4 can specifically as shown in FIG., in addition to the first communicating pipe 23 and the second communicating pipe 33, liquid separation part 4 includes the first housing 43, and the first housing 43 is provided with dividing plate 44, will be separated into inside the first housing 43 First liquid separation chamber 45 and the second liquid separation chamber 46.First air inlet pipe 41 connects with the first liquid separation chamber 45, the second air inlet pipe 42 and second Liquid separation chamber 46 is connected, and the first inlet channel 22 is connected by the first communicating pipe 23 with the first liquid separation chamber 45, the second inlet channel 32 Connected by the second communicating pipe 33 with the second liquid separation chamber 46.Such first refrigerant and the second refrigerant are respectively in the He of the first liquid separation chamber 45 Second liquid separation chamber 46 enters promoting the circulation of qi midnight and respectively enters from after and be compressed in the first cavity 21 and the second cavity 31 again.Specifically making When making, the first communicating pipe 23 and the second communicating pipe 33 can be respectively protruding into the first liquid separation chamber 45 and the second liquid separation chamber 46.
In specific make, the making of the first cavity 21 and the second cavity 31 can follow following principle, and first inner chamber is to first The receiving volume of refrigerant is the first swept volume, also just states volume and the first roller that the first swept volume is the first cavity 21 The difference of 11 volume, i.e., compression chamber and discharge chamber sum in the first cavity 21.Second inner chamber is to the receiving volume of the second refrigerant Second swept volume, also just state the first swept volume be the second cavity 31 volume and the second roller 12 volume difference, i.e., Compression chamber and discharge chamber sum in second cavity 31.If the first swept volume is V1, the second swept volume is V2, when the first refrigerant Specific refrigerating effect be more than the second refrigerant specific refrigerating effect when, 0.5 < V1/V2≤1.
As a kind of embodiment, as shown in fig. 1, in addition to downtake pipe 24 and lower flange 5, the first cylinder 2 With the first end face (not shown) back to the second cylinder 3, first row gas port is arranged in first end face;Lower flange 5 overlays In first end face, as shown in figure 3, lower flange 5 has high pressure chest 51, lower flange 5 is provided with can be by first row gas port and height The first high-pressure channel (not shown) for pressing chamber 51 to connect, downtake pipe 24 are connected with high pressure chest 51, made from first row gas port First refrigerant of discharge is discharged through downtake pipe 24 again by the first high-pressure channel into high pressure chest 51.Specifically, such as Fig. 1,2 Shown in, high pressure gas passage 25 is provided with the first cylinder 2, be provided with lower flange 5 can by high pressure gas passage 25 with The high pressure gas hole 52 that high pressure chest 51 connects, downtake pipe 24 are connected on high pressure gas passage 25, made in high pressure chest 51 Gas can pass sequentially through high pressure gas hole 52 and high pressure gas passage 25 enters downtake pipe 24.
As a kind of embodiment, as shown in fig. 1, in addition to second exhaust pipe 34 and upper flange 6, the second cylinder 3 With the second end face (not shown) back to the first cylinder 2, second exhaust port is arranged in second end face.Upper flange 6 overlays In second end face, upper flange 6 has the second high-pressure channel (not shown) corresponding with second exhaust port, second exhaust pipe 34 It can be connected with the second high-pressure channel, the second refrigerant from second exhaust port discharge is entered second row by the second high-pressure channel Tracheae 34 is discharged.Specifically, as shown in FIG., the compressor in the present embodiment also includes the second housing 7.Second cylinder 3 is set In the inside of the second housing 7, and it is fixedly connected on the inwall of the second housing 7, makes between the second cylinder 3 and the second housing 7 altogether With receiving space 71 is formed, upper flange 6 is located in receiving space 71, the second refrigerant from second exhaust port discharge is passed through Second high-pressure channel enters receiving space 71.71 corresponding position of receiving space is provided with mounting hole 72 on the second housing 7, Second exhaust pipe 34 is connected on mounting hole 72, the second refrigerant for entering receiving space 71 to be discharged.
Embodiment two
A kind of refrigeration system of another aspect of the invention, as shown in figure 4, the direction of arrow is the flow direction of refrigerant in figure, wrap Include the compressor 8 of tie point 91, the second branch road 92 and any of the above technical characteristic.The both ends of tie point 91 are respectively first Refrigerant upstream end and the first refrigerant outflow end, tie point 91 is connected by the first refrigerant upstream end with first row gas port, and is led to Cross the first refrigerant outflow end to be connected with the first air inlet, make to circulate into tie point 91 through the first refrigerant that compressor 8 compresses Flow back to compressor 8 again afterwards.The both ends of second branch road 92 are respectively the second refrigerant upstream end and the second refrigerant outflow end, the second branch road 92 are connected by the second refrigerant upstream end with second exhaust port, and are connected by the second refrigerant outflow end with the second air inlet, are made The second refrigerant compressed through compressor 8 flows back to compressor 8 again after entering the circulation of the second branch road 92.Be achieved in that the first refrigerant and Second refrigerant is operated by the stream of two parallel connections and Hu Bu UNICOMs respectively, to adapt to the refrigeration needs of varying environment. In actual use, as shown in Figure 4, tie point 91 is provided with the first evaporator 911, and the first refrigerant flows into after overcompression First evaporator 911 carries out heat exchange, then flows back to compressor 1 again, it is preferable that can set first throttle in tie point 91 Part 912 (can be capillary or choke valve), so enables the first refrigerant through overcompression pass through first throttle part 912 After carrying out throttling expansion, enter back into the first evaporator 911 and carry out heat exchange.Similarly the second evaporator is provided with the second branch road 92 921 and second throttle part 922, its course of work and principle are identical with tie point 91.
Further, when compressor 8 includes the first air inlet pipe, the first refrigerant outflow end is connected in the first air inlet pipe; And/or when compressor 8 includes the second air inlet pipe, the second refrigerant outflow end is connected in the second air inlet pipe.Further, when When compressor 8 includes downtake pipe, the first refrigerant upstream end is connected on downtake pipe;And/or when compressor 8 includes During second exhaust pipe, the second refrigerant upstream end is connected on second exhaust pipe.
As a kind of embodiment, in addition to heat exchanger 10 is, it is necessary to which explanation, heat exchanger 10 can be condenser. The branch road 92 of tie point 91 and second is both connected on heat exchanger 10, enables the first refrigerant and the second refrigerant in heat exchanger 10 Carry out heat exchange.It should be noted that the quantity of heat exchanger 10 can also be two, divide the branch road 92 of tie point 91 and second It is not connected on two heat exchangers 10.
To realize that goal of the invention another aspect of the invention provides a kind of air conditioner, including the refrigeration described by above example System.
Above example, which has the present invention, to be compressed simultaneously to two kinds of refrigerants, not only increase the adaptation of work Property, and two kinds of refrigerants can be made to reach optimal use state, and then the advantages of the efficiency of raising compressor.
Embodiments of the invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made, Equivalent substitution, improvement etc., should be included within scope of the presently claimed invention.

Claims (13)

  1. A kind of 1. compressor, it is characterised in that:
    The first cylinder (2) including bent axle (1), with the first cavity (21) and the second cylinder (3) with the second cavity (31);
    The first roller (11) and the second roller (12) are disposed with the bent axle (1), the bent axle (1) is located in described In one cylinder (2) and second cylinder (3), make first roller (11) and second roller (12) respectively positioned at described In first cavity (21) and second cavity (31);
    First inlet channel (22) and first row gas port are set on first cylinder (2), and the first refrigerant can pass through described One inlet channel (22) enters first cavity (21), after first roller (11) is compressed, from the first row gas port Discharge;
    The second inlet channel (32) and second exhaust port are provided with second cylinder (3), the second refrigerant can be by described Second inlet channel (32) enters second cavity (31), after second roller (12) is compressed, from the second exhaust Mouth discharge.
  2. 2. compressor according to claim 1, it is characterised in that:
    Also include liquid separation part (4);
    First inlet channel (22) and second inlet channel (32) are connected with the liquid separation part (4), described point The first air inlet pipe (41) and the second air inlet pipe (42) are provided with liquid part (4);
    First refrigerant is led to by first air inlet again by first air inlet pipe (41) into the liquid separation part (4) Road (22) enters first cavity (21);
    Second refrigerant is led to by second air inlet again by second air inlet pipe (42) into the liquid separation part (4) Road (32) enters second cavity (31).
  3. 3. compressor according to claim 2, it is characterised in that:
    Also include the first communicating pipe (23) and the second communicating pipe (33);
    The liquid separation part (4) includes the first housing (43), and first housing (43) is provided with dividing plate (44), to by described in The first liquid separation chamber (45) and the second liquid separation chamber (46) are separated into inside first housing (43);
    First air inlet pipe (41) connects with the first liquid separation chamber (45), second air inlet pipe (42) with described second point Sap cavity (46) connects;
    First inlet channel (22) is connected by first communicating pipe (23) with the first liquid separation chamber (45), and described Two inlet channels (32) are connected by second communicating pipe (33) with the second liquid separation chamber (46).
  4. 4. compressor according to claim 1, it is characterised in that:
    First cavity (21) is the first swept volume to the receiving volume of first refrigerant, and second cavity (31) is right The receiving volume of second refrigerant is the second swept volume;
    If first swept volume is V1, second swept volume is V2, when the specific refrigerating effect of first refrigerant is big When the specific refrigerating effect of second refrigerant, 0.5 < V1/V2≤1.
  5. 5. according to the compressor described in Claims 1-4 any one, it is characterised in that:
    Also include downtake pipe (24) and lower flange (5);
    First cylinder (2) has the first end face back to second cylinder (3), and the first row gas port is arranged on described In first end face;
    The lower flange (5) is overlayed in the first end face, and the lower flange (5) has high pressure chest (51), the lower flange (5) the first high-pressure channel that the first row gas port can be connected with the high pressure chest (51), the first exhaust are provided with Pipe (24) connects with the high pressure chest (51), makes first refrigerant from first row gas port discharge high by described first Pressure passageway enters the high pressure chest (51) and discharged again through the downtake pipe (24).
  6. 6. compressor according to claim 5, it is characterised in that:
    High pressure gas passage (25) is provided with first cylinder (2), being provided with the lower flange (5) can be by the height The high pressure gas stomata (52) that pressure exhaust passage (25) connects with the high pressure chest (51), the downtake pipe (24) are connected to On the high pressure gas passage (25), the gas in the high pressure chest (51) is set to pass sequentially through the high pressure gas stomata (52) and the high pressure gas passage (25) enters the downtake pipe (24).
  7. 7. according to the compressor described in Claims 1-4 any one, it is characterised in that:
    Also include second exhaust pipe (34) and upper flange (6);
    Second cylinder (3) has the second end face back to first cylinder (2), and the second exhaust port is arranged on described In second end face;
    The upper flange (6) is overlayed in the second end face, and the upper flange (6) has corresponding with the second exhaust port Second high-pressure channel, the second exhaust pipe (34) can connect with second high-pressure channel, make from the second exhaust port Second refrigerant of discharge is discharged by second high-pressure channel into the second exhaust pipe (34).
  8. 8. compressor according to claim 7, it is characterised in that:
    Also include the second housing (7);
    Second cylinder (3) is arranged on the inside of second housing (7), and is fixedly connected on second housing (7) On inwall, make to be collectively forming receiving space (71), the upper flange between second cylinder (3) and second housing (7) (6) in the receiving space (71), the second refrigerant from second exhaust port discharge is enable to lead to by second high pressure Road enters the receiving space (71);
    Position corresponding with the receiving space (71) is provided with mounting hole (72) on second housing (7), and described second Blast pipe (34) is connected on the mounting hole (72), will enter second refrigerant of the receiving space (71) row Go out.
  9. A kind of 9. refrigeration system, it is characterised in that:
    Including tie point (91), the second branch road (92) and the compressor (8) as described in claim 1 to 8 any one;
    The both ends of the tie point (91) are respectively the first refrigerant upstream end and the first refrigerant outflow end, the tie point (91) it is connected by the first refrigerant upstream end with the first row gas port, and passes through the first refrigerant outflow end and described first Air inlet connects, and makes to flow back to institute again after the first refrigerant of the compressor (8) compression enters the tie point (91) circulation State compressor (8);
    The both ends of second branch road (92) are respectively the second refrigerant upstream end and the second refrigerant outflow end, second branch road (92) it is connected by the second refrigerant upstream end with the second exhaust port, and passes through the second refrigerant outflow end and described second Air inlet connects, and makes to flow back to institute again after the second refrigerant of the compressor (8) compression enters second branch road (92) circulation State compressor (8).
  10. 10. refrigeration system according to claim 9, it is characterised in that:
    When the compressor (8) includes the first air inlet pipe, the first refrigerant outflow end is connected in first air inlet pipe;
    And/or when the compressor (8) includes the second air inlet pipe, the second refrigerant outflow end is connected to described second and entered On tracheae.
  11. 11. refrigeration system according to claim 9, it is characterised in that:
    When the compressor (8) includes downtake pipe, the first refrigerant upstream end is connected on the downtake pipe;
    And/or when the compressor (8) includes second exhaust pipe, the second refrigerant upstream end is connected to the second row On tracheae.
  12. 12. according to the refrigeration system described in claim 9 to 10 any one, it is characterised in that:
    Also include heat exchanger (10);
    The tie point (91) and second branch road (92) are both connected on the heat exchanger (10), make first refrigerant Heat exchange can be carried out in the heat exchanger (10) with second refrigerant.
  13. A kind of 13. air conditioner, it is characterised in that:
    Including the refrigeration system as described in claim 9 to 12 any one.
CN201710992190.3A 2017-10-23 2017-10-23 Compressor and refrigeration system and air conditioner Pending CN107859623A (en)

Priority Applications (1)

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CN201710992190.3A CN107859623A (en) 2017-10-23 2017-10-23 Compressor and refrigeration system and air conditioner
PCT/CN2018/092616 WO2019080523A1 (en) 2017-10-23 2018-06-25 Compressor, refrigeration system and air conditioner

Publications (1)

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CN107859623A true CN107859623A (en) 2018-03-30

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CN (1) CN107859623A (en)
WO (1) WO2019080523A1 (en)

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WO2019080523A1 (en) * 2017-10-23 2019-05-02 珠海格力节能环保制冷技术研究中心有限公司 Compressor, refrigeration system and air conditioner
CN110906593A (en) * 2018-09-18 2020-03-24 盾安(芜湖)中元自控有限公司 Liquid storage device and air conditioner with same
CN110985384A (en) * 2019-11-29 2020-04-10 安徽美芝精密制造有限公司 Compressor and refrigeration equipment
CN111120316A (en) * 2018-10-31 2020-05-08 上海海立电器有限公司 Compressor and air conditioning system
CN112229101A (en) * 2020-10-26 2021-01-15 珠海格力节能环保制冷技术研究中心有限公司 Compressor and air conditioning system
CN112268321A (en) * 2020-10-26 2021-01-26 珠海格力电器股份有限公司 Mixed working medium refrigerating system and dehumidifier

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CN110985384A (en) * 2019-11-29 2020-04-10 安徽美芝精密制造有限公司 Compressor and refrigeration equipment
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CN112229101A (en) * 2020-10-26 2021-01-15 珠海格力节能环保制冷技术研究中心有限公司 Compressor and air conditioning system
CN112268321A (en) * 2020-10-26 2021-01-26 珠海格力电器股份有限公司 Mixed working medium refrigerating system and dehumidifier

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