CN110985383A - Compressor and refrigeration equipment - Google Patents
Compressor and refrigeration equipment Download PDFInfo
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- CN110985383A CN110985383A CN201911204446.5A CN201911204446A CN110985383A CN 110985383 A CN110985383 A CN 110985383A CN 201911204446 A CN201911204446 A CN 201911204446A CN 110985383 A CN110985383 A CN 110985383A
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- air outlet
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 19
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 abstract description 58
- 238000013461 design Methods 0.000 description 33
- 238000005265 energy consumption Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 230000003434 inspiratory effect Effects 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 230000006698 induction Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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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
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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
- 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
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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
- 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
- F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B6/00—Compression machines, plants or systems, with several condenser circuits
- F25B6/02—Compression machines, plants or systems, with several condenser circuits arranged in parallel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention provides a compressor and refrigeration equipment, wherein the compressor comprises a shell, a cylinder, a crankshaft, a piston and two slide assemblies, wherein the shell is provided with a first air outlet port and a second air outlet port which are not communicated with each other, the cylinder is provided with a containing cavity, a first slide groove and a second slide groove, the two slide assemblies divide the space between the peripheral surface of the piston and the wall of the containing cavity into a first working cavity and a second working cavity, the first working cavity is communicated with the first air outlet port, and the second working cavity is communicated with the second air outlet port. The compressor further comprises an air suction port arranged on the shell, the first working cavity and the second working cavity of the compressor are communicated with the air suction port simultaneously, so that the refrigerant is converged before entering the compressor, the structure of the air suction port of the compressor is simple, the structure of the compressor is simplified, and the cost of products is reduced.
Description
Technical Field
The invention relates to the technical field of compressors, in particular to a compressor and refrigeration equipment.
Background
The rotary compressor is widely applied due to the advantages of good refrigeration performance, small volume, simple structure and high reliability, the compressor in the prior art, a single-cylinder multistage compressor, and a single exhaust pressure is output, the double-cylinder double-row compressor needs two or more cylinders to realize two exhaust pressures, and in order to realize a double-temperature or multi-temperature refrigeration system, a plurality of compressors are often required to be connected, or cylinders are additionally arranged in the compressors, the cost of the whole product is obviously increased by connecting a plurality of compressors, the structure of the compressor is greatly changed by additionally arranging the cylinders in the compressor, the structure is complicated, and the cost is also increased by increasing the cylinders.
Therefore, how to design a compressor capable of providing double exhaust pressures simultaneously through a single cylinder is a technical problem to be solved urgently.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, a first aspect of the invention proposes a compressor.
A second aspect of the invention proposes a refrigeration device.
In view of this, according to a first aspect of the present invention, there is provided a compressor including: the air conditioner comprises a shell, a first air outlet port and a second air outlet port which are not communicated with each other are arranged on the shell, and the exhaust pressures of the first air outlet port and the second air outlet port are different; the cylinder is arranged in the shell and provided with an accommodating cavity, a first sliding sheet groove and a second sliding sheet groove; the crankshaft is provided with an eccentric part which is arranged in the accommodating cavity; the piston is arranged in the accommodating cavity, and the piston is sleeved on the eccentric part and rotates along with the crankshaft; the two slide assemblies are respectively arranged in the first slide groove and the second slide groove, the slide assemblies divide the space between the peripheral surface of the piston and the cavity wall of the accommodating cavity into a first working cavity and a second working cavity, the first working cavity is communicated with the first air outlet port, and the second working cavity is communicated with the second air outlet port; an air intake port disposed on the housing; wherein, first working chamber and second working chamber all are linked together with the port of breathing in.
The compressor provided by the invention comprises a shell, a cylinder, a crankshaft, a piston and two slide plate assemblies, wherein the shell is provided with an air suction port, a first air outlet port and a second air outlet port, the first air outlet port and the second air outlet port are not communicated with each other, and the exhaust pressures of the first air outlet port and the second air outlet port are different; the cylinder is provided with a containing cavity, a first slide sheet groove and a second slide sheet groove, the eccentric part of the crankshaft is arranged in the containing cavity, the piston is sleeved on the eccentric part of the crankshaft and can rotate in the containing cavity of the cylinder along with the crankshaft, specifically, the piston is eccentrically installed relative to the rotating axis of the crankshaft, the piston can rotate around the rotating axis along with the crankshaft, a slide sheet assembly is respectively arranged in the first slide sheet groove and the second slide sheet groove of the cylinder, the two slide sheet assemblies divide the space between the peripheral surface of the piston and the cavity wall of the containing cavity into a first working cavity and a second working cavity, the first working cavity and the second working cavity are mutually independent, the first working cavity is communicated with the first air outlet port, the second working cavity is communicated with the second air outlet port, namely, refrigerant in the first working cavity is discharged out of the compressor through the first air outlet port arranged on the shell, refrigerant in the second working cavity is discharged out of the compressor through the second air outlet port arranged on the shell, that is, the refrigerant in the first working chamber and the refrigerant in the second working chamber cannot be converged in the compressor, that is, the first working chamber and the second working chamber are independent from each other, and the first working chamber and the second working chamber can respectively adapt to different exhaust pressures, so that the function of single compressor and single cylinder double exhaust is realized, and energy consumption is effectively saved by using double rows of high and low temperature heat; and, the compressor still including setting up the port of breathing in on the casing, the first working chamber and the second working chamber of compressor are linked together with the port of breathing in simultaneously, make the refrigerant converge before getting into the compressor, thereby make the port of breathing in of compressor simple structure, the structure of compressor has been simplified, thereby the manufacturing cost of product has been reduced, and, because the compressor inhales the refrigerant via a port of breathing in, make the refrigerant can converge after flowing by two evaporimeters that are connected with the compressor, the compressor can be directly linked together with a reservoir, and need not to set up the reservoir respectively for two evaporimeters, the connection structure of compressor has further been simplified, the cost of product has been reduced.
According to the compressor, on the basis of the existing single cylinder, the sliding piece assemblies are respectively arranged in the first sliding piece groove and the second sliding piece groove, so that the space between the outer peripheral surface of the piston and the cavity wall of the accommodating cavity is divided into the first working cavity and the second working cavity, the double-exhaust function of the single cylinder of the single compressor is realized, and the energy consumption is effectively saved by utilizing double-row high-temperature and low-temperature heat; moreover, a single compressor can realize the double exhaust function which can be realized by two compressors in the related technology, thereby reducing the cost and saving the installation space. In addition, the invention limits the different exhaust pressures of the first air outlet port and the second air outlet port, and the different exhaust pressures can ensure that the time for the refrigerant to reach the preset temperature and the required energy are different.
In addition, according to the compressor in the above technical solution provided by the present invention, the following additional technical features may be further provided:
in one possible design, the compressor further comprises: the first air inlet and the first air outlet are communicated with the first working cavity; the second air suction port and the second air exhaust port are communicated with the second working cavity.
In the design, a first working chamber is communicated with a first air inlet and a first air outlet, and a refrigerant enters the first working chamber through the first air inlet, is compressed in the first working chamber and then is discharged through the first air outlet; the second working cavity is communicated with the second suction port and the second exhaust port, and the refrigerant enters the second working cavity through the second suction port and is discharged through the second exhaust port after being compressed in the second working cavity. Specifically, according to the compressor provided by the invention, the rotation of the crankshaft can drive the piston to rotate, low-pressure gas enters the cylinder through the first air suction port and the second air suction port, a refrigerant sucked from the first air suction port completes the processes of air suction, compression and exhaust in the first working cavity, and the refrigerant is exhausted through the first exhaust port; the refrigerant sucked from the second suction port completes the processes of suction, compression and exhaust in the second working cavity and is exhausted through the second exhaust port; furthermore, the first working cavity and the second working cavity work independently, and exhaust is finished twice in each turn of the crankshaft.
In one possible design, the suction port is configured as a duct provided on the housing.
In the design, the air suction port can be a pipeline arranged on the shell, the pipeline is low in cost and easy to connect with other parts, the connection between the compressor and other parts is facilitated, and the connection inside the compressor is also facilitated.
In one possible design, a slide assembly includes: the slip sheet, slip sheet and piston formula structure as an organic whole, or slip sheet and piston hinge link to each other.
In this design, the gleitbretter subassembly includes the gleitbretter, wherein, the gleitbretter can with piston formula structure as an organic whole, on the one hand, can prevent that the gleitbretter from falling out in having first gleitbretter groove or second gleitbretter groove for the installation of gleitbretter is stable, promotes the reliability of product, on the other hand, the mechanical properties of integral type structure is good, therefore can improve the joint strength between gleitbretter and the piston, in addition, can make gleitbretter and piston an organic whole, batch production, in order to improve the machining efficiency of product, reduce the processing cost of product. The gleitbretter also can be connected with the piston is articulated, can play the effect that prevents that the gleitbretter from falling out in having first gleitbretter groove or second gleitbretter groove equally to make the installation of gleitbretter stable, promote the reliability of product.
In one possible design, a slide assembly includes: the sliding sheet can slide radially and tightly press the peripheral surface of the piston; and the elastic piece is connected with one end of the sliding piece, which is far away from the piston, and the elastic piece is configured to push the sliding piece to press the peripheral surface of the piston in the motion process of the piston.
In this design, the gleitbretter subassembly includes gleitbretter and elastic component, and the gleitbretter compresses tightly the outer peripheral face of piston to, the gleitbretter can be along with the motion of piston and move, and the elastic component is connected with the one end that the piston was kept away from to the gleitbretter, and the elastic component can promote the gleitbretter and make in the piston motion process, and the gleitbretter remains throughout and compresses tightly the outer peripheral face of piston.
In one possible design, the compressor further comprises: the first bearing and the second bearing are sleeved on the crankshaft along the axial direction of the crankshaft, the first bearing is abutted to one end of the cylinder and blocks the accommodating cavity, and the second bearing is abutted to the other end of the cylinder and blocks the accommodating cavity.
In this design, the compressor still includes first bearing and second bearing, first bearing and second bearing overlap along the axial of bent axle and establish on the bent axle, the chamber is held in first bearing and the one end looks butt of cylinder and shutoff, the chamber is held in the other end looks butt and the shutoff of second bearing and cylinder, promptly, the both ends of cylinder hold the chamber with first bearing and second bearing looks butt and shutoff respectively to the feasible chamber that holds becomes an airtight space, and then makes the piston rotate in holding the chamber and can realize refrigerant compression function. Specifically, the bent axle includes long axial region, eccentric portion and the minor axis portion that sets gradually along the axial, and first bearing cover is established on the long axial region of bent axle, and first bearing can play the effect of supporting the bent axle on the circumferential direction of bent axle, and the second bearing cover is established on the minor axis portion of bent axle, and the second bearing can play the effect of supporting the bent axle on the circumferential direction of bent axle for the rotation of bent axle is more steady.
In one possible design, either the first exhaust port or the second exhaust port is provided on the cylinder or the first bearing or the second bearing, and both the first exhaust port and the second exhaust port communicate with the accommodating chamber.
In this design, can all set up first gas vent and second gas vent on the cylinder to be linked together with the chamber that holds of cylinder, make in first working chamber and second working chamber compressed gas can directly discharge via first gas vent and the second gas vent that sets up on the cylinder, promoted exhaust efficiency, thereby reduced the energy consumption. Of course, also can all set up first exhaust port and second exhaust port on one in first bearing and the second bearing, or set up first exhaust port and second exhaust port dispersedly on two in cylinder, first bearing and the second bearing, and ensure that first exhaust port and second exhaust port all are linked together with the chamber that holds of cylinder, can make the gas after being compressed in first working chamber and second working chamber can directly discharge via first exhaust port and second exhaust port, promoted exhaust efficiency.
In one possible design, the compressor further comprises: the first air outlet channel is arranged on the first bearing or the second bearing or the cylinder, the first air outlet channel is communicated with the first working cavity, and the first air outlet channel is communicated with the first air outlet port through the inner cavity of the shell; and the second air outlet channel is arranged on the first bearing or the second bearing or the cylinder, is communicated with the second working cavity and is communicated with the second air outlet port.
In the design, the compressor further comprises a first air outlet channel and a second air outlet channel, the first air outlet channel is arranged on the first bearing or the second bearing or the cylinder, and the first air outlet channel is communicated with the first working cavity, namely the first working cavity is communicated with the first air outlet channel through the first exhaust port, so that the refrigerant in the first working cavity can be smoothly discharged through the first exhaust port and the first air outlet channel, and the exhaust efficiency is improved; the second air outlet channel is arranged on the first bearing or the second bearing or the cylinder and is communicated with the second working cavity, namely the second working cavity is communicated with the second air outlet channel through the second air outlet, so that the refrigerant in the second working cavity can be smoothly discharged through the second air outlet and the second air outlet channel, and the air exhaust efficiency is improved; furthermore, a first air outlet channel of the compressor is communicated with the first air outlet port through an inner cavity of the shell, namely, a refrigerant discharged from the first air outlet channel is discharged from the first air outlet port after passing through the inner cavity of the shell, the refrigerant can pass through a motor assembly and the like installed in the shell, a second air outlet channel of the compressor is directly communicated with the second air outlet port, and the refrigerant is directly discharged from the second air outlet port arranged on the shell.
In one possible design, a first air outlet channel is arranged on the first bearing, and the first air outlet channel is communicated with the first exhaust port; the second air outlet channel is arranged on the second bearing and communicated with the second air outlet.
In the design, a first air outlet channel is arranged on a first bearing and is communicated with a first exhaust port, a second air outlet channel is arranged on a second bearing and is communicated with a second exhaust port, the gas in a first working cavity is exhausted from the first air outlet channel on the first bearing through the first exhaust port, and the gas in a second working cavity is exhausted from the second air outlet channel on the second bearing through the second exhaust port.
In one possible design, the compressor further comprises a cover plate, the cover plate divides the exhaust space of the first bearing or the second bearing into a first exhaust cavity and a second exhaust cavity, the first exhaust cavity is communicated with the first working cavity, and the second exhaust cavity is communicated with the second working cavity; and the first air outlet channel and the second air outlet channel are both arranged on the first bearing or the second bearing, the first air outlet channel is communicated with the first exhaust cavity, and the second air outlet channel is communicated with the second exhaust cavity.
In this design, the compressor further comprises a cover plate that divides the discharge space of the first bearing or the second bearing into a first discharge chamber and a second discharge chamber, specifically, the discharge space of the first bearing is enclosed by the first bearing and the first seal, and the discharge space of the second bearing is enclosed by the second bearing and the second seal. Further, first exhaust cavity is linked together with first working chamber, second exhaust cavity is linked together with the second working chamber, furtherly, first outlet channel and second outlet channel all set up on first bearing or all set up on the second bearing, first outlet channel is linked together with first exhaust cavity, second outlet channel is linked together with the second exhaust cavity, the gas of first working chamber enters into first exhaust space via first gas vent, and then discharge from first outlet channel, the gas of second working chamber enters into second exhaust space via the second gas vent, and then discharges from second outlet channel.
In one possible design, the compressor further comprises: the first exhaust valve is arranged at the first air outlet channel; and the second exhaust valve is arranged at the second air outlet channel.
In this design, the compressor further includes a first exhaust valve for opening and closing the first outlet passage and a second exhaust valve for opening and closing the second outlet passage. Specifically, based on the situation that the first air outlet channel is arranged on the first bearing and the second air outlet channel is arranged on the second bearing, the air in the first working cavity is exhausted from the first air outlet channel on the first bearing through the first air outlet and the first air exhaust valve, and the air in the second working cavity is exhausted from the second air outlet channel on the second bearing through the second air exhaust and the second air exhaust valve.
Or, specifically, based on the circumstances that the apron separates into first exhaust chamber and second exhaust chamber with the exhaust space of first bearing or second bearing to all set up first air outlet channel and second air outlet channel on first bearing or all set up on the second bearing, the gas of first working chamber enters into first exhaust space via first exhaust port, and through first exhaust valve and then follow first air outlet channel and discharge, the gas of second working chamber enters into second exhaust space via the second exhaust port, and through second exhaust valve and then follow second air outlet channel and discharge.
In one possible design, the compressor further comprises: the motor assembly is arranged in the shell, and the first air outlet channel is communicated with the first air outlet port through the inner cavity of the shell; the second air outlet channel is communicated with the second air outlet port.
In the design, the first air outlet channel of the compressor is communicated with the first air outlet port through the inner cavity of the shell, namely, the refrigerant discharged from the first air outlet channel is discharged from the first air outlet port after passing through the inner cavity of the shell, the refrigerant can pass through a motor assembly and the like arranged in the shell, and the second air outlet channel of the compressor is communicated with the second air outlet port and is directly discharged through the second air outlet port arranged on the shell.
In one possible design, the compressor further comprises: the first air suction port is arranged on the first bearing or the second bearing or the air cylinder and communicated with the containing cavity and the air suction port; and the second air suction port is arranged on the first bearing or the second bearing or the air cylinder and is communicated with the accommodating cavity and the air suction port.
In the design, the compressor further comprises a first air suction port and a second air suction port, wherein the first air suction port can be arranged on the first bearing or the second bearing or the cylinder and is communicated with the first working chamber and the air suction port, so that the refrigerant in the air suction port can be sucked into the first working chamber through the first air suction port; the second air suction port can be arranged on the first bearing, the second bearing or the cylinder and is communicated with the second working cavity and the air suction port, so that the refrigerant in the air suction port can be sucked into the second working cavity through the second air suction port; that is, the first air suction port and the second air suction port are both communicated with the air suction port and respectively suck the refrigerant in the air suction port into the first working cavity and the second working cavity. Further, first induction port and second induction port all set up on the cylinder to along piston roll direction circumference arrangement on the cylinder, first induction port and second induction port all are linked together with the port of breathing in.
In one possible design, an angle between the first vane groove and the second vane groove is greater than or equal to 90 ° and less than or equal to 270 ° on a plane perpendicular to the axis of the crankshaft.
In the design, on a plane perpendicular to the axis of the crankshaft, the included angle between the first slide sheet groove and the second slide sheet groove is greater than or equal to 90 degrees and less than or equal to 270 degrees, namely, the included angle between the projections of the first slide sheet groove and the second slide sheet groove on the plane perpendicular to the axis of the crankshaft is greater than or equal to 90 degrees and less than or equal to 270 degrees, and in the range, the double-exhaust function of a single air cylinder of a single compressor is realized, and the energy consumption can be effectively saved by utilizing double rows of high and low temperature heat.
In one possible design, an angle between the first vane groove and the second vane groove is 110 ° or more and 230 ° or less on a plane perpendicular to the axis of the crankshaft.
In the design, on a plane perpendicular to the axis of the crankshaft, the included angle between the first slide sheet groove and the second slide sheet groove is greater than or equal to 110 degrees and less than or equal to 230 degrees, and in the range, the included angle between the projections of the first slide sheet groove and the second slide sheet groove on the plane perpendicular to the axis of the crankshaft is further limited, so that the single-cylinder double-exhaust function of a single compressor is realized, the double-row high and low temperature heat can be further utilized to effectively save energy consumption, and the better effect of saving energy consumption is realized.
In one possible design, the compressor further comprises: the first air suction valve is communicated with the first air suction port; the second air suction valve is communicated with the second air suction port; on a plane perpendicular to the axis of the crankshaft, an included angle between the first sliding sheet groove and the second sliding sheet groove is larger than or equal to 120 degrees and smaller than or equal to 240 degrees.
In this design, the compressor still includes first inspiratory valve and second inspiratory valve, and first inspiratory valve is linked together with first inspiration mouth, and the second inspiration valve is linked together with the second inspiration mouth, and first inspiratory valve is used for opening and closes first inspiration mouth, and the second inspiration valve is used for opening and closes the second inspiration mouth, through setting up first inspiratory valve and second inspiratory valve for the effective volume in first working chamber and second working chamber is bigger. Further, based on the situation that the first air suction valve is communicated with the first air suction port and the second air suction valve is communicated with the second air suction port, the air suction valve is further limited on a plane perpendicular to the axis of the crankshaft, the included angle between the first slide sheet groove and the second slide sheet groove is larger than or equal to 120 degrees and smaller than or equal to 240 degrees, and in the range, the included angle between the projections of the first slide sheet groove and the second slide sheet groove on the plane perpendicular to the axis of the crankshaft is further limited, so that the single-cylinder double-exhaust function of the single-unit compressor is realized, the double rows of high and low temperature heat can be further utilized to effectively save energy consumption, and the better effect of saving energy consumption is realized.
In a specific embodiment of the invention, on a plane perpendicular to the axis of the crankshaft, an included angle between the first slide sheet groove and the second slide sheet groove is equal to 180 degrees, that is, the first slide sheet groove and the second slide sheet groove are symmetrically arranged on the cylinder, so that the processes of measuring and positioning the machining angle for many times can be simplified in the process of machining the cylinder, the cylinder is easy to machine, the production efficiency of a product is improved, and the production cost of the product is reduced.
According to a second aspect of the present invention, there is provided a refrigeration apparatus comprising a compressor as set forth in any of the above-mentioned aspects.
The refrigeration equipment provided by the invention comprises the compressor provided by any technical scheme, so that the refrigeration equipment has all the beneficial effects of the compressor, and is not repeated herein.
In one possible design, the refrigeration appliance further comprises: the first condenser is communicated with a first air outlet port of the compressor; the first throttling element is communicated with the first condenser; a first evaporator in communication with the first throttling element; the second condenser is communicated with a second air outlet port of the compressor; the second throttling element is communicated with the second condenser; the second evaporator is communicated with the second throttling element; and the liquid storage device is communicated with the first evaporator, the second evaporator and the air suction port.
In the design, the refrigeration equipment further comprises a first condenser, a first throttling element, a first evaporator, a second condenser, a second throttling element, a second evaporator and a liquid storage device, wherein a first air outlet port of the compressor is communicated with the first condenser, specifically, the first condenser can be connected with components such as a pipeline, the first throttling element is communicated with the first condenser, and the liquid storage device is communicated with the first evaporator and an air suction port of the compressor, so that a refrigerant flowing out of the first air outlet port of the compressor can flow into the first evaporator through the first throttling element and then flows into the air suction port of the compressor through the liquid storage device; a second air outlet port of the compressor is communicated with a second condenser, specifically, the compressor can be connected with the second condenser through components such as a pipeline, a second throttling element is communicated with the second condenser, and the liquid storage device is communicated with the second evaporator and the air suction port of the compressor, so that the refrigerant flowing out of the second air outlet port of the compressor can flow into the second evaporator through the second throttling element and then flows into the air suction port of the compressor through the liquid storage device; also, the first working chamber and the second working chamber of the compressor are simultaneously communicated with the air suction port, so that the refrigerant is converged before entering the compressor, thereby the air suction port of the compressor is simple in structure, the structure of the compressor is simplified, thereby the production cost of the product is reduced, and because the compressor sucks the refrigerant through the air suction port, the refrigerant can be converged after flowing out of two evaporators connected with the compressor, the compressor can be directly communicated with a liquid accumulator, and the liquid accumulators do not need to be respectively arranged for the two evaporators, the connection structure of the compressor is further simplified, and the cost of the refrigeration equipment is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic view of a compressor according to an embodiment of the present invention;
fig. 2 shows a schematic view of a compressor according to another embodiment of the present invention;
FIG. 3 illustrates a partial schematic view of a compressor in accordance with an embodiment of the present invention;
fig. 4 is a partial structural view showing a compressor according to another embodiment of the present invention;
FIG. 5 is a schematic view illustrating the structure of a piston of a compressor according to an embodiment of the present invention, showing the flow direction of gas during the compression and the exhaustion of the piston in a cylinder;
FIG. 6 illustrates a schematic structural view of a first bearing of a compressor in accordance with an embodiment of the present invention;
fig. 7 illustrates another structural view of a first bearing of a compressor according to an embodiment of the present invention;
fig. 8 shows a schematic view of the connection structure of the refrigerating apparatus according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 8 is:
110 cylinder, 112 first slide groove, 114 second slide groove, 120 crankshaft, 130 piston, 140 slide assembly, 142 slide, 144 elastic element, 150 first suction port, 151 first exhaust port, 152 second suction port, 153 second exhaust port, 154 first exhaust channel, 155 second exhaust channel, 160 first bearing, 162 second bearing, 164 cover plate, 166 first sealing element, 167 first exhaust cavity, 168 second exhaust cavity, 170 first exhaust valve, 172 second exhaust valve, 200 compressor, 210 shell, 212 first exhaust port, 214 second exhaust port, 216 suction port, 220 motor assembly, 300 refrigeration equipment, 310 first condenser, 320 first throttling element, 330 first evaporator, 340 accumulator, 350 second condenser, 360 second throttling element, 370 second evaporator.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A compressor and a refrigerating apparatus according to some embodiments of the present invention will be described with reference to fig. 1 to 8.
Example one
As shown in fig. 1 and 2, a first embodiment of the present invention provides a compressor 200 including a housing 210, a cylinder 110, a crankshaft 120, a piston 130, and two vane assemblies 140.
The shell 210 is provided with an air suction port 216, a first air outlet port 212 and a second air outlet port 214, the first air outlet port 212 and the second air outlet port 214 are not communicated with each other, and exhaust pressures of the first air outlet port 212 and the second air outlet port 214 are different; the cylinder 110 is provided with a containing cavity, a first slide groove 112 and a second slide groove 114, the eccentric portion of the crankshaft 120 is arranged in the containing cavity, the piston 130 is sleeved on the eccentric portion of the crankshaft 120 and can rotate in the containing cavity of the cylinder 110 along with the crankshaft 120, specifically, the piston 130 is eccentrically installed relative to the rotation axis of the crankshaft 120, the piston 130 can rotate around the rotation axis along with the crankshaft 120, one slide assembly 140 is respectively arranged in the first slide groove 112 and the second slide groove 114 of the cylinder 110, the two slide assemblies 140 divide the space between the outer circumferential surface of the piston 130 and the cavity wall of the containing cavity into a first working cavity and a second working cavity, the first working cavity and the second working cavity are independent, the first working cavity is communicated with a first air outlet port 212, the second working cavity is communicated with a second air outlet port 214, that is, the refrigerant in the first working cavity is discharged out of the compressor 200 through the first air outlet port 212 arranged on the housing 210, the refrigerant in the second working chamber is discharged out of the compressor 200 through the second gas outlet port 214 arranged on the shell 210, that is, the refrigerant in the first working chamber and the refrigerant in the second working chamber are not merged in the compressor 200, that is, the first working chamber and the second working chamber are independent from each other, and the first working chamber and the second working chamber can respectively adapt to different exhaust pressures, so that the double exhaust function of a single compressor 200 and a single cylinder 110 is realized, and the energy consumption is effectively saved by using double rows of high and low temperature heat; and, the compressor 200 also includes the suction port 216 set in the body 210, the first working chamber and the second working chamber of the compressor 200 are communicated with the suction port 216 at the same time, make the refrigerant join before entering the compressor 200, thus make the suction port 216 of the compressor 200 simple in construction, has simplified the structure of the compressor 200, thus has reduced the production cost of the products, and, because the compressor 200 sucks the refrigerant via a suction port 216, make the refrigerant can join after flowing out by two evaporators connected with compressor 200, the compressor 200 can be communicated with a reservoir 340 directly, and does not need to set up the reservoir 340 for two evaporators separately, further simplified the linkage structure of the compressor 200, has reduced the cost of the products.
According to the compressor 200 provided by the invention, on the basis of the existing single cylinder 110, the slide piece assemblies 140 are respectively arranged in the first slide piece groove 112 and the second slide piece groove 114, so that the space between the peripheral surface of the piston 130 and the cavity wall of the accommodating cavity is divided into the first working cavity and the second working cavity, the double-exhaust function of the single cylinder 110 of the single compressor 200 is realized, and the energy consumption is effectively saved by using double rows of high and low temperature heat; moreover, a single compressor 200 can realize the double exhaust function which can be realized by two compressors 200 in the related art, thereby reducing the cost and saving the installation space. In addition, in the present invention, it is defined that the discharge pressures of the first gas outlet port 212 and the second gas outlet port 214 are different, and different discharge pressures can make the time for the refrigerant to reach the predetermined temperature and the required energy different, and it can be understood that, according to different usage requirements of the compressor 200, different discharge pressures can be realized in the first working chamber and the second working chamber, so that the condensers corresponding to the first working chamber and the second working chamber can efficiently realize a condensation function, thereby avoiding waste of energy, and significantly improving the energy efficiency of the compressor 200.
Further, the compressor further includes a first air intake 150 and a first air exhaust 151, the first working chamber is communicated with the first air intake 150 and the first air exhaust 151, and the refrigerant enters the first working chamber through the first air intake 150, is compressed in the first working chamber, and is discharged through the first air exhaust 151; the second working chamber is communicated with the second suction port 152 and the second discharge port 153, and the refrigerant enters the second working chamber through the second suction port 152, is compressed in the second working chamber, and is discharged through the second discharge port 153.
Specifically, as shown in fig. 5, in the compressor provided by the present invention, the rotation of the crankshaft 120 can drive the piston 130 to rotate, the low-pressure gas enters the cylinder 110 through the first suction port 150 and the second suction port 152, the refrigerant sucked from the first suction port 150 completes the processes of suction, compression, and exhaust in the first working chamber, and is exhausted through the first exhaust port 151; the refrigerant sucked from the second suction port 152 completes the processes of suction, compression and exhaust in the second working chamber, and is exhausted through the second exhaust port 153; further, the first working chamber and the second working chamber operate independently, and the exhaust is performed twice per one rotation of the crankshaft 120.
In any of the embodiments described above, the suction port 216 is configured as a conduit disposed on the housing 210.
In this embodiment, the suction port 216 may be a pipe disposed on the housing 210, which has a low cost, is easily connected to other components, facilitates connection of the compressor 200 to other components, and facilitates connection of the inside of the compressor 200.
Example two
In any of the above embodiments, the sliding vane assembly 140 includes the sliding vane 142, wherein the sliding vane 142 may be integrated with the piston 130, on one hand, the sliding vane 142 may be prevented from falling out of the first sliding vane slot 112 or the second sliding vane slot 114, so that the sliding vane 142 is stably mounted, and the reliability of the product is improved, and on the other hand, the mechanical property of the integrated structure is good, so that the connection strength between the sliding vane 142 and the piston 130 may be improved, and in addition, the sliding vane 142 and the piston 130 may be integrally manufactured and mass-produced, so as to improve the processing efficiency of the product and reduce the processing cost of the product. The sliding sheet 142 can be hinged to the piston 130, and the sliding sheet 142 can be prevented from falling out of the first sliding sheet groove 112 or the second sliding sheet groove 114, so that the sliding sheet 142 is stably mounted, and the reliability of the product is improved.
Or the slide assembly 140 includes a slide 142 and an elastic member 144, as shown in fig. 3 and 4, the slide 142 presses the outer circumferential surface of the piston 130, and the slide 142 can move along with the movement of the piston 130, the elastic member 144 is connected to one end of the slide 142 away from the piston 130, and the elastic member 144 can push the slide 142 so that the slide 142 always presses the outer circumferential surface of the piston 130 during the movement of the piston 130.
EXAMPLE III
As shown in fig. 1 and fig. 2, in any of the above embodiments, the compressor further includes a first bearing 160 and a second bearing 162, the first bearing 160 and the second bearing 162 are axially sleeved on the crankshaft 120, the first bearing 160 abuts against one end of the cylinder 110 and seals the accommodating cavity, the second bearing 162 abuts against the other end of the cylinder 110 and seals the accommodating cavity, that is, two ends of the cylinder 110 abut against the first bearing 160 and the second bearing 162 and seals the accommodating cavity, so that the accommodating cavity becomes a closed space, and the piston 130 rotates in the accommodating cavity to implement a refrigerant compression function. Specifically, crankshaft 120 includes the major axis portion, eccentric portion and the minor axis portion that set gradually along the axial, and first bearing 160 overlaps and establishes on the major axis portion of crankshaft 120, and first bearing 160 can play the effect of supporting crankshaft 120 in the circumferential direction of crankshaft 120, and second bearing 162 overlaps and establishes on the minor axis portion of crankshaft 120, and second bearing 162 can play the effect of supporting crankshaft 120 in the circumferential direction of crankshaft 120 for crankshaft 120's rotation is more steady.
Further, the first exhaust port 151 and the second exhaust port 153 may be disposed on the cylinder 110 and communicated with the receiving cavity of the cylinder 110, so that the gas compressed in the first working chamber and the second working chamber can be directly exhausted via the first exhaust port 151 and the second exhaust port 153 disposed on the cylinder 110, thereby improving the exhaust efficiency and reducing the energy consumption. Of course, the first exhaust port 151 and the second exhaust port 153 may be disposed on one of the first bearing 160 and the second bearing 162, or the first exhaust port 151 and the second exhaust port 153 may be disposed dispersedly on two of the cylinder 110, the first bearing 160, and the second bearing 162, and the first exhaust port 151 and the second exhaust port 153 are ensured to be communicated with the accommodating cavity of the cylinder 110, so that the gas compressed in the first working cavity and the second working cavity can be directly exhausted through the first exhaust port 151 and the second exhaust port 153, and the exhaust efficiency is improved.
Further, the compressor 200 further includes a first air outlet channel 154 and a second air outlet channel 155, the first air outlet channel 154 is disposed on the first bearing 160 or the second bearing 162 or the cylinder 110, and the first air outlet channel 154 is communicated with the first working chamber, that is, the first working chamber is communicated with the first air outlet channel 154 via the first air outlet 151, so that the refrigerant in the first working chamber can be smoothly discharged via the first air outlet 151 and the first air outlet channel 154, and the air discharge efficiency is improved; the second air outlet channel 155 is arranged on the first bearing 160 or the second bearing 162 or the cylinder 110, and the second air outlet channel 155 is communicated with the second working chamber, that is, the second working chamber is communicated with the second air outlet channel 155 through the second air outlet 153, so that the refrigerant in the second working chamber can be smoothly discharged through the second air outlet 153 and the second air outlet channel 155, and the air discharge efficiency is improved; further, the first air outlet channel 154 of the compressor 200 is communicated with the first air outlet port 212 through the inner cavity of the housing 210, that is, the refrigerant discharged from the first air outlet channel 154 passes through the inner cavity of the housing 210 and then is discharged from the first air outlet port 212, the refrigerant passes through the motor assembly 220 and the like installed in the housing 210, the second air outlet channel 155 of the compressor 200 is directly communicated with the second air outlet port 214, and the refrigerant is directly discharged from the second air outlet port 214 arranged on the housing 210.
As shown in fig. 1 and 2, in one embodiment, a first air outlet channel 154 is disposed on the first bearing 160, the first air outlet channel 154 is communicated with the first air outlet 151, a second air outlet channel 155 is disposed on the second bearing 162, the second air outlet channel 155 is communicated with the second air outlet 153, the air in the first working chamber is exhausted from the first air outlet channel 154 on the first bearing 160 through the first air outlet 151, and the air in the second working chamber is exhausted from the second air outlet channel 155 on the second bearing 162 through the second air outlet 153.
Of course, it can be understood that the corresponding relationship between the first bearing 160 and the second bearing 162 and the first working chamber and the second working chamber can be changed, that is, the first air outlet channel 154 is disposed on the second bearing 162, the first air outlet channel 154 is communicated with the first air outlet 151, the second air outlet channel 155 is disposed on the first bearing 160, the second air outlet channel 155 is communicated with the second air outlet 153, the air in the first working chamber is exhausted from the first air outlet channel 154 on the second bearing 162 through the first air outlet 151, and the air in the second working chamber is exhausted from the second air outlet channel 155 on the first bearing 160 through the second air outlet 153.
As shown in fig. 6 and 7, in another embodiment, the compressor further includes a cover plate 164, the cover plate 164 divides the exhaust space of the first bearing 160 or the second bearing 162 into a first exhaust chamber 167 and a second exhaust chamber 168, the first exhaust chamber 167 is communicated with the first working chamber, and the second exhaust chamber 168 is communicated with the second working chamber; and a first air outlet channel 154 and a second air outlet channel 155 both disposed on the first bearing 160 or the second bearing 162, the first air outlet channel 154 communicating with the first air outlet chamber 167, and the second air outlet channel 155 communicating with the second air outlet chamber 168.
In this embodiment, the compressor further includes a cover plate 164, and the cover plate 164 divides the exhaust space of the first bearing 160 or the second bearing 162 into a first exhaust chamber 167 and a second exhaust chamber 168, specifically, the exhaust space of the first bearing 160 is enclosed by the first bearing 160 and a first seal 166, and the exhaust space of the second bearing 162 is enclosed by the second bearing 162 and a second seal (not shown). Further, the first exhaust cavity 167 is communicated with the first working cavity, the second exhaust cavity 168 is communicated with the second working cavity, further, the first air outlet channel 154 and the second air outlet channel 155 are both arranged on the first bearing 160 or on the second bearing 162, the first air outlet channel 154 is communicated with the first exhaust cavity 167, the second air outlet channel 155 is communicated with the second exhaust cavity 168, the gas in the first working cavity enters the first exhaust space through the first exhaust port 151 and is then exhausted from the first air outlet channel 154, and the gas in the second working cavity enters the second exhaust space through the second exhaust port 153 and is then exhausted from the second air outlet channel 155.
Example four
As shown in fig. 1 and 2, in any of the above embodiments, the compressor further includes a first discharge valve 170 and a second discharge valve 172, the first discharge valve 170 being configured to open and close the first discharge passage 154, and the second discharge valve 172 being configured to open and close the second discharge passage 155. Specifically, when the first outlet channel 154 is provided on the first bearing 160 and the second outlet channel 155 is provided on the second bearing 162, the gas in the first working chamber is discharged from the first outlet channel 154 on the first bearing 160 through the first exhaust port 151 and the first exhaust valve 170, and the gas in the second working chamber is discharged from the second outlet channel 155 on the second bearing 162 through the second exhaust port 153 and the second exhaust valve 172.
Of course, it can be understood that the corresponding relationship between the first bearing 160 and the second bearing 162 and the first working chamber and the second working chamber can be changed, that is, the first air outlet channel 154 is disposed on the second bearing 162, the first air outlet channel 154 is communicated with the first air outlet 151, the second air outlet channel 155 is disposed on the first bearing 160, the second air outlet channel 155 is communicated with the second air outlet 153, the air in the first working chamber is exhausted from the first air outlet channel 154 on the second bearing 162 through the first air outlet 151, and the air in the second working chamber is exhausted from the second air outlet channel 155 on the first bearing 160 through the second air outlet 153.
Or, specifically, based on the case that the cover plate 164 divides the exhaust space of the first bearing 160 or the second bearing 162 into the first exhaust chamber 167 and the second exhaust chamber 168, and both the first exhaust channel 154 and the second exhaust channel 155 are provided on the first bearing 160 or both the second bearing 162, the gas of the first working chamber enters the first exhaust space via the first exhaust port 151 and passes through the first exhaust valve 170 and is then exhausted from the first exhaust channel 154, and the gas of the second working chamber enters the second exhaust space via the second exhaust port 153 and passes through the second exhaust valve 172 and is then exhausted from the second exhaust channel 155.
As shown in fig. 1 and 2, in any of the above embodiments, the compressor 200 further includes: the motor assembly 220 is disposed in the housing 210, the first air outlet channel 154 of the compressor 200 is communicated with the first air outlet port 212 through an inner cavity of the housing 210, that is, the refrigerant discharged from the first air outlet channel 154 is discharged from the first air outlet port 212 after passing through the inner cavity of the housing 210, the refrigerant passes through the motor assembly 220 and the like mounted in the housing 210, and the second air outlet channel 155 of the compressor 200 is communicated with the second air outlet port 214 and is directly discharged through the second air outlet port 214 disposed on the housing 210.
As shown in fig. 3 to 5, in any of the above embodiments, the compressor 200 further includes a first suction port 150 and a second suction port 152, the first suction port 150 may be disposed on the first bearing 160 or the second bearing 162 or the cylinder 110, and is communicated with the first working chamber and the suction port 216, so that the refrigerant in the suction port 216 may be sucked into the first working chamber through the first suction port 150; the second suction port 152 may be disposed on the first bearing 160 or the second bearing 162 or the cylinder 110, and communicate with the second working chamber and the suction port 216, so that the refrigerant in the suction port 216 may be sucked into the second working chamber through the second suction port 152; that is, the first suction port 150 and the second suction port 152 are both communicated with the suction port 216 and respectively suck the refrigerant in the suction port 216 into the first working chamber and the second working chamber. Further, the first suction port 150 and the second suction port 152 are both disposed on the cylinder 110 and circumferentially arranged on the cylinder 110 along the rolling direction of the piston 130, and both the first suction port 150 and the second suction port 152 are communicated with the suction port 216. Or as shown in fig. 4, the first suction port 150 and the second suction port 152 are both provided on the first bearing 160 or both provided on the second bearing 162.
In any of the above embodiments, on the plane perpendicular to the axis of the crankshaft 120, the included angle θ between the first vane groove 112 and the second vane groove 114 is greater than or equal to 90 ° and less than or equal to 270 °, that is, the included angle θ between the projections of the first vane groove 112 and the second vane groove 114 on the plane perpendicular to the axis of the crankshaft 120 is greater than or equal to 90 ° and less than or equal to 270 °, and in this range, not only the double exhaust function of the single cylinder 110 of the single compressor 200 is realized, but also the double rows of high and low temperature heat can be used to effectively save energy consumption.
In any of the above embodiments, on the plane perpendicular to the axis of the crankshaft 120, the included angle θ between the first vane groove 112 and the second vane groove 114 is greater than or equal to 110 ° and less than or equal to 230 °, and within this range, the included angle θ between the projections of the first vane groove 112 and the second vane groove 114 on the plane perpendicular to the axis of the crankshaft 120 is further defined, so that not only the function of double exhaust of the single cylinder 110 of the single compressor 200 is realized, but also the double rows of high and low temperature heat can be further utilized to effectively save energy consumption, and a better effect of saving energy consumption is realized.
In any of the above embodiments, the compressor further includes a first suction valve (not shown) and a second suction valve (not shown), the first suction valve is communicated with the first suction port 150, the second suction valve is communicated with the second suction port 152, the first suction valve is used for opening and closing the first suction port 150, the second suction valve is used for opening and closing the second suction port 152, and the effective volumes of the first working chamber and the second working chamber are larger by the arrangement of the first suction valve and the second suction valve. Further, based on the situation that the first air intake valve is communicated with the first air intake port 150 and the second air intake valve is communicated with the second air intake port 152, the included angle θ between the first vane groove 112 and the second vane groove 114 is further limited to be greater than or equal to 120 ° and less than or equal to 240 ° on a plane perpendicular to the axis of the crankshaft 120, and within this range, the included angle θ between the projections of the first vane groove 112 and the second vane groove 114 on the plane perpendicular to the axis of the crankshaft 120 is further limited, so that not only the double-exhaust function of the single cylinder 110 of the single compressor 200 is realized, but also the double-row high and low-temperature heat can be further utilized to effectively save energy consumption, and a better effect of saving energy consumption is realized.
As shown in fig. 3 and 4, in an embodiment of the present invention, on a plane perpendicular to an axis of the crankshaft 120, an included angle θ between the first vane groove 112 and the second vane groove 114 is equal to 180 °, that is, the first vane groove 112 and the second vane groove 114 are symmetrically disposed on the cylinder 110, so that multiple measuring and positioning processes of a machining angle can be simplified during machining the cylinder 110, thereby facilitating machining of the cylinder 110, improving production efficiency of a product, and reducing production cost of the product.
EXAMPLE five
As shown in fig. 8, according to a second aspect of the present invention, there is provided a refrigerating apparatus 300 including the compressor 200 as set forth in any one of the above technical solutions. The refrigeration equipment 300 provided by the invention comprises the compressor 200 proposed by any one of the above technical solutions, so that all the beneficial effects of the compressor 200 are achieved, and no further description is given here.
In any of the above embodiments, as shown in fig. 8, the refrigeration apparatus 300 further includes a first condenser 310, a first throttling element 320, a first evaporator 330, a second condenser 350, a second throttling element 360, a second evaporator 370, and an accumulator 340, wherein the first air outlet port 212 of the compressor 200 is communicated with the first condenser 310, specifically, the first condenser 310 may be connected through a pipeline or the like, the first throttling element 320 is communicated with the first condenser 310, and the accumulator 340 is communicated with the first evaporator 330 and the air suction port 216 of the compressor 200, so that the refrigerant flowing out from the first air outlet port 212 of the compressor 200 may flow into the first evaporator 330 through the first throttling element 320, and flow from the first evaporator 330 into the air suction port 216 of the compressor 200 through the accumulator 340; the second air outlet port 214 of the compressor 200 is communicated with the second condenser 350, and specifically, may be connected with the second condenser 350 through a pipe or the like, the second throttling element 360 is communicated with the second condenser 350, and the accumulator 340 is communicated with the second evaporator 370 and the air suction port 216 of the compressor 200, so that the refrigerant flowing out of the second air outlet port 214 of the compressor 200 may flow into the second evaporator 370 through the second throttling element 360, and then flow into the air suction port 216 of the compressor 200 from the second evaporator 370 through the accumulator 340; that is, the first working chamber and the second working chamber of the compressor 200 are simultaneously communicated with the suction port 216, so that the refrigerant is merged before entering the compressor 200, thereby the suction port 216 of the compressor 200 has a simple structure, the structure of the compressor 200 is simplified, and the production cost of the product is reduced, and further, since the compressor 200 sucks the refrigerant through one suction port 216, the refrigerant can be merged after flowing out of two evaporators connected with the compressor 200, the compressor 200 can be directly communicated with one accumulator 340, and there is no need to respectively provide the accumulators 340 for the two evaporators, thereby further simplifying the connection structure of the compressor 200 and reducing the cost of the refrigeration equipment 300.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (14)
1. A compressor, comprising:
the air conditioner comprises a shell, a first air outlet port and a second air outlet port which are not communicated with each other are arranged on the shell, and exhaust pressures of the first air outlet port and the second air outlet port are different;
the cylinder is arranged in the shell and provided with an accommodating cavity, a first sliding sheet groove and a second sliding sheet groove;
the crankshaft is provided with an eccentric part, and the eccentric part is arranged in the accommodating cavity;
the piston is arranged in the accommodating cavity, is sleeved on the eccentric part and rotates along with the crankshaft;
the two slide piece assemblies are respectively arranged in the first slide piece groove and the second slide piece groove, the slide piece assemblies divide the space between the peripheral surface of the piston and the cavity wall of the accommodating cavity into a first working cavity and a second working cavity, the first working cavity is communicated with the first air outlet port, and the second working cavity is communicated with the second air outlet port;
an intake port disposed on the housing;
the first working cavity and the second working cavity are communicated with the air suction port.
2. The compressor of claim 1, further comprising:
the first air inlet and the first air outlet are communicated with the first working cavity;
and the second air suction port and the second air exhaust port are communicated with the second working cavity.
3. The compressor of claim 1,
the suction port is configured as a conduit disposed on the housing.
4. The compressor of any one of claims 1 to 3, wherein the vane assembly comprises:
a sliding vane, the sliding vane and the piston are of an integrated structure, or
The sliding sheet is hinged with the piston.
5. The compressor of any one of claims 1 to 3, wherein the vane assembly comprises:
the sliding sheet can slide in the radial direction and tightly press the peripheral surface of the piston;
the elastic piece is connected with one end, far away from the piston, of the sliding piece and is configured to push the sliding piece to press the peripheral surface of the piston in the motion process of the piston.
6. The compressor of claim 2, further comprising:
the first bearing and the second bearing are sleeved on the crankshaft along the axial direction of the crankshaft, the first bearing is abutted against one end of the air cylinder and seals the accommodating cavity, and the second bearing is abutted against the other end of the air cylinder and seals the accommodating cavity.
7. The compressor of claim 6, further comprising:
the first air outlet channel is arranged on the first bearing, the second bearing or the cylinder, the first air outlet channel is communicated with the first working cavity, and the first air outlet channel is communicated with the first air outlet port through an inner cavity of the shell;
and the second air outlet channel is arranged on the first bearing or the second bearing or the air cylinder, the second air outlet channel is communicated with the second working cavity, and the second air outlet channel is communicated with the second air outlet port.
8. The compressor of claim 7, further comprising:
the first exhaust valve is arranged on the first air outlet channel;
and the second exhaust valve is arranged on the second air outlet channel.
9. The compressor of claim 6,
the first air suction port is arranged on the first bearing or the second bearing or the cylinder;
the second suction port is provided on the first bearing or the second bearing or the cylinder.
10. Compressor according to any one of claims 1 to 3,
on a plane perpendicular to the axis of the crankshaft, an included angle between the first sliding sheet groove and the second sliding sheet groove is greater than or equal to 90 degrees and smaller than or equal to 270 degrees.
11. Compressor according to any one of claims 1 to 3,
on a plane perpendicular to the axis of the crankshaft, an included angle between the first vane groove and the second vane groove is greater than or equal to 110 degrees and less than or equal to 230 degrees.
12. The compressor of claim 2, further comprising:
the first air suction valve is communicated with the first air suction port;
the second air suction valve is communicated with the second air suction port;
on a plane perpendicular to the axis of the crankshaft, an included angle between the first sliding sheet groove and the second sliding sheet groove is greater than or equal to 120 degrees and smaller than or equal to 240 degrees.
13. A refrigeration apparatus, comprising:
a compressor as claimed in any one of claims 1 to 12.
14. The refrigeration appliance according to claim 13, further comprising:
the first condenser is communicated with a first air outlet port of the compressor;
a first throttling element in communication with the first condenser;
a first evaporator in communication with the first throttling element;
the second condenser is communicated with a second air outlet port of the compressor;
a second throttling element in communication with the second condenser;
a second evaporator in communication with the second throttling element;
a reservoir communicating the first evaporator, the second evaporator and the suction port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911204446.5A CN110985383A (en) | 2019-11-29 | 2019-11-29 | Compressor and refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324663A (en) * | 2020-12-03 | 2021-02-05 | 珠海格力电器股份有限公司 | Pump body assembly, rolling rotor type compressor and air conditioner |
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| CN112324663A (en) * | 2020-12-03 | 2021-02-05 | 珠海格力电器股份有限公司 | Pump body assembly, rolling rotor type compressor and air conditioner |
| CN112324663B (en) * | 2020-12-03 | 2021-10-15 | 珠海格力电器股份有限公司 | Pump body assembly, rolling rotor type compressor and air conditioner |
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