CN107084133A - Compressor and the refrigerating plant with it - Google Patents
Compressor and the refrigerating plant with it Download PDFInfo
- Publication number
- CN107084133A CN107084133A CN201710189478.7A CN201710189478A CN107084133A CN 107084133 A CN107084133 A CN 107084133A CN 201710189478 A CN201710189478 A CN 201710189478A CN 107084133 A CN107084133 A CN 107084133A
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- Prior art keywords
- chamber
- slide plate
- sliding block
- compressor
- compression chamber
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Links
- 230000006835 compression Effects 0.000 claims abstract description 61
- 238000007906 compression Methods 0.000 claims abstract description 61
- 238000001704 evaporation Methods 0.000 claims description 23
- 230000008020 evaporation Effects 0.000 claims description 21
- 238000005057 refrigeration Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000003507 refrigerant Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Classifications
-
- 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
- F04C18/344—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 inner member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- 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
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
Landscapes
- 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)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses a kind of compressor and the refrigerating plant with it, the compressor includes：Cylinder, the first compression chamber, vane slot and the second compression chamber are formed with the cylinder, the first air entry and first row gas port are formed with first compression chamber, second compression chamber includes being formed with the second air entry and second exhaust port on the first chamber and the second chamber, first chamber；Piston, the piston is located in first compression chamber；Slide plate, the slide plate is movably arranged in the vane slot；Sliding block, the sliding block is connected with the slide plate and is movably arranged in second compression chamber, and first chamber and second chamber are respectively positioned at the both sides of the sliding block.The compressor of the embodiment of the present invention, can meet the requirement of high performance-price ratio, and have the advantages that to be simple to manufacture, it is safe and reliable, auxiliary compression chamber is on the back pressure of slide plate without influence.
Description
Technical field
The invention belongs to compressor manufacturing technical field, in particular to a kind of compressor and with the compressor
Refrigerating plant.
Background technology
Independent compression technology, can greatly improve the efficiency of refrigeration system, but additionally one cylinder of increase, can cause compression
Machine cost increase is more, there is room for improvement.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.Therefore, the present invention proposes a kind of pressure
Contracting machine, the compressor cost performance is high.
Compressor according to embodiments of the present invention, including：The first compression chamber, vane slot are formed with cylinder, the cylinder
With the second compression chamber, the first air entry and first row gas port are formed with first compression chamber, second compression chamber includes
The second air entry and second exhaust port are formed with first chamber and the second chamber, first chamber；Piston, the piston is located at described
In first compression chamber；Slide plate, the slide plate is movably arranged in the vane slot；Sliding block, the sliding block and the slide plate phase
Connect and be movably arranged in second compression chamber, first chamber and second chamber are located at the two of the sliding block respectively
Side.
Compressor according to embodiments of the present invention, can meet the requirement of high performance-price ratio, and with being simple to manufacture, safety
Reliable advantage, auxiliary compression chamber is on the back pressure of slide plate without influence.
Compressor according to an embodiment of the invention, second chamber is connected with the suction side of the compressor.
Preferably, the vane slot is connected with second compression chamber, and the slide plate, the sliding block and the cylinder are common
Limit first chamber and second chamber.
Alternatively, second chamber is connected with the suction side of the compressor, and second compression chamber is inhaled with described first
Mouth is communicated between gas port, second chamber is connected by the connected entrance with first air entry.
Alternatively, first chamber and second chamber are located at the side of the close connected entrance of the slide plate, and institute
The second chamber is stated to connect with the connected entrance.
Alternatively, first chamber, second chamber are located at the side of the remote connected entrance of the slide plate, the cunning
Piece is provided with passage, and second chamber is connected by the passage with the connected entrance.
Alternatively, first chamber and second chamber are two, and two first chambers are located at the slide plate respectively
Both sides, two second chambers are located at the both sides of the slide plate respectively, and two second chambers are located at the homonymy of the sliding block,
And one of them described second chamber is connected with the connected entrance, and the ventilation of two second chambers is communicated with the slide plate
Hole.
Alternatively, the sliding block optionally blocks the connected entrance.
Alternatively, the cylinder is provided with airway, and one end of the airway is connected with second chamber, and the other end is fitted
Connected in the suction side outside the housing of the compressor.
Compressor according to an embodiment of the invention, second air entry is provided with the inlet valve of one-way conduction.
Compressor according to an embodiment of the invention, the diametrically opposite two side wall of second compression chamber and institute
The fit clearance for stating sliding block is a, is met：0 μm of ＜ a≤30 μm.
Compressor according to an embodiment of the invention, the radius of the cylinder is R, and the radius of the piston is r, described
The length of first chamber is t, then meets：And the stroke L=2 (R-r) of the sliding block.
Compressor according to an embodiment of the invention, the sliding block and the slide plate be split-type structural or one into
Type.
The invention also provides a kind of refrigeration plant, including：First Heat Exchanger, the second heat exchanger, flash evaporation, appoint as described above
A kind of described compressor；The flash evaporation be connected to one end of the First Heat Exchanger and second heat exchanger one end it
Between, and the exhaust port of the flash evaporation is connected with second air entry, the first row gas port and the second exhaust port
The other end with the First Heat Exchanger is connected, and first air entry is connected with the other end of second heat exchanger.
The refrigeration plant had the advantage that with above-mentioned compressor relative to prior art it is identical, herein no longer go to live in the household of one's in-laws on getting married
State.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of the compressor according to the first embodiment of the invention；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Fig. 3 is the structural representation of the compressor according to second of embodiment of the invention；
Fig. 4 is the structural representation of the compressor according to the third embodiment of the invention；
Fig. 5 is the structural representation of the compressor according to the 4th kind of embodiment of the invention；
Fig. 6 is the structural representation of the compressor according to the 5th kind of embodiment of the invention；
Fig. 7 is according to the course of work schematic diagram of the compressor of an embodiment of the present invention；
Fig. 8 is according to the slide plate of an embodiment of the present invention and the explosive view of sliding block；
Fig. 9 is according to the structural representation of the refrigeration plant of an embodiment of the present invention.
Reference：
Refrigeration plant 100,
Compressor 1, cylinder 10, the first compression chamber 11, the first air entry 11a, first row gas port 11b, the second compression chamber 12,
First chamber 121, the second air entry 121a, second exhaust port 121b, the second chamber 122, vane slot 13, piston 14, slide plate 15, ventilation
Hole 151, sliding block 16, inlet valve 17, connected entrance 18, airway 19,
Flash evaporation 2, First Heat Exchanger 3, the second heat exchanger 4, control valve 5, first throttle element 6, the second restricting element 7.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In addition, defining " first ", one or more be somebody's turn to do can be expressed or be implicitly included to the feature of " second "
Feature.In the description of the invention, unless otherwise indicated, " multiple " are meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Compressor 1 according to embodiments of the present invention is described with reference first to Fig. 1-Fig. 9
As Figure 1-Figure 8, compressor 1 according to an embodiment of the invention includes：Cylinder 10, piston 14, slide plate 15
With sliding block 16.
Wherein, the first compression chamber 11, the compression chamber 12 of vane slot 13 and second are formed with cylinder 10, vane slot 13 can edge
The inward-outward direction of cylinder 10 extends and connected with the first compression chamber 11.
Piston 14 is located in the first compression chamber 11, and inwall of the piston 14 along the first compression chamber 11 can be rolled, the first compression
The first air entry 11a and first row gas port 11b are formed with chamber 11, slide plate 15 is movably arranged in vane slot 13, slide plate 15
Head (i.e. the one end at the center of neighbouring cylinder 10 of slide plate 15) be suitable to stop to or be connected with the periphery wall of piston 14.
Second compression chamber 12 includes the first chamber 121 and the second chamber 122, and the first chamber 121 and the second chamber 122 are located at sliding block respectively
16 both sides, such as the first chamber 121 can be located at the outside of sliding block 16, the i.e. side away from the center of cylinder 10, and the second chamber 122 can
Think the inner side of sliding block 16, the i.e. side close to the center of cylinder 10, vane slot 13 can be connected with the second compression chamber 12, slide plate
15th, sliding block 16 and cylinder 10 limit the first chamber 121 and the second chamber 122 jointly.
The second air entry 121a and second exhaust port 121b is formed with first chamber 121, as shown in fig. 7, sliding block 16 is with sliding
Piece 15 is connected, and sliding block 16 is movably arranged in the second compression chamber 12, and sliding block 16 is that is, the work of the formula compressor 1 of piston 14
Plug 14, the second compression chamber 12 (specifically, the first chamber 121 of the second compression chamber 12) passes through the linear reciprocating motion back and forth of sliding block 16
To reach the change of the volume of the second compression chamber 12, to realize that suction and is compressed refrigerant to it, refrigerant is from the second air entry
121a is sucked and discharged from second exhaust port 121b.Can be reciprocal back and forth with movable slider 16 when slide plate 15 is moved along vane slot 13
Motion, the both sides of the second compression chamber 12 can be sealed by the base bearing and supplementary bearing positioned at the axial two ends of cylinder 10.
Thus, it is possible to gas coolant injection be realized on single cylinder, equivalent in main compression chamber (the first compression chamber 11) outer volume
It is outer to form an auxiliary compression chamber (the first chamber 121), and auxiliary compression chamber on the back pressure of slide plate 15 without influence, in lifting compression
While the efficiency of machine 1 so that compressor 1 is simple to manufacture, safe and reliable, and greatly saved cost.It is understood that
Compressor 1 according to embodiments of the present invention can also be multicylinder compressor.
Compressor 1 according to embodiments of the present invention, can meet the requirement of high performance-price ratio, and with being simple to manufacture, pacify
Complete reliable advantage, auxiliary compression chamber is on the back pressure of slide plate 15 without influence.
In some preferred embodiments of the present invention, as shown in figs 1 to 6, the suction side of the second chamber 122 and compressor 1
Connection, so, can effectively prevent the gas in the second chamber 122 to be changed into high pressure.
It is understood that once the second chamber 122 due to the reciprocating motion of sliding block 16 is changed into high pressure when, the meeting of the second chamber 122
Motion to sliding block 16 produces obstruction, so that slide plate 15, which is produced, follows the not smooth phenomenon of piston 14, influences the first compression chamber 11
Normal work.Simultaneously as the second chamber 122 is connected with the suction side of compressor 1, equivalent to adding the effective of sliding block 16
Length, so as to increase the volume of the second compression chamber 12.
Second chamber 122 has many kinds with the mode that the suction side of compressor 1 is connected, and is explained below several.
In first kind embodiment, with reference to Fig. 1-Fig. 5, it is communicated between the second compression chamber 12 and the first air entry 11a
Mouth 18, the second chamber 122 is connected by connected entrance 18 with the first air entry 11a, and connected entrance 18 is located on cylinder 10, and through second
The air entry 11a of chamber 122 and first, connected entrance 18 can be located at the exterior angle away from the first chamber 121 of the second chamber 122, sliding block 16
Connected entrance 18 is optionally blocked, when sliding block 16 is moved at air-breathing furthest travel, sliding block 16 can block connected entrance 18.
As shown in Figure 1-Figure 3, the first chamber 121 and the second chamber 122 are located at the side of the close connected entrance 18 of slide plate 15, and the
Two chambers 122 are connected with connected entrance 18.That is, by the second air entry 121a, second exhaust port 121b, sliding block 16 effective portion
(right part in Fig. 1) is divided to be located at the side close to the first air entry 11a of slide plate 15, so, the second chamber 122 and first is inhaled
Gas port 11a communication path is short, and processing is simple.
Certainly, the position of the first chamber 121 and the second chamber 122 is not limited in above-described embodiment, as shown in figure 4, first
Chamber 121, the second chamber 122 are located at the side of the remote connected entrance 18 of slide plate 15, and slide plate 15 is provided with passage 151, the second chamber 122
Connected by passage 151 with connected entrance 18.That is, by the second air entry 121a, second exhaust port 121b, sliding block 16
Live part (right part in Fig. 1) is located at the side away from the first air entry 11a of slide plate 15, and passage 151 is through cunning
Piece 15, and connect the second chamber 122 and connected entrance 18.
In another embodiment, as shown in figure 5, the first chamber 121 and the second chamber 122 are two, each first chamber 121
Respective second exhaust port 121b and the second air entry 121a can be equipped with, two the first chambers 121 are respectively positioned at slide plate 15
Both sides, two the second chambers 122 are located at the both sides of slide plate 15 respectively, and two the second chambers 122 are located at the homonymy of sliding block 16, and wherein one
Individual second chamber 122 is connected with connected entrance 18, and the passage 151 of two the second chambers 122 is communicated with slide plate 15.
In Equations of The Second Kind specific embodiment, with reference to Fig. 6, cylinder 10 is provided with airway 19, one end of airway 19 with
Second chamber 122 is connected, and the other end of airway 19 is suitable to connect with the suction side outside the housing of compressor 1.
Second chamber 122 is not limited to the several of above-mentioned introduction with the mode that the suction side of compressor 1 is connected.
According to one embodiment of present invention, it is provided with the second air entry 121a at inlet valve 17, second exhaust port 121b
Provided with air bleeding valve, wherein inlet valve 17 is one-way conduction from outside to inside, in breathing process, due to the first of the second compression chamber 12
The volume of chamber 121 becomes big, and refrigerant steam can push inlet valve 17 open and enter the second compression chamber 12 by the second air entry 121a；It was vented
Cheng Zhong, because the volume of the first chamber 121 of the second compression chamber 12 diminishes, now starts to compress the gas in the first chamber 121, when reaching
Air bleeding valve is opened in the housing of compressor 1 during pressure to be discharged by second exhaust port 121b.
According to one embodiment of present invention, the diametrically opposite two side wall of the second compression chamber 12 and matching somebody with somebody for sliding block 16
Conjunction gap is a, is met：0 μm of ＜ a≤30 μm, so, sliding block 16 is when intracavitary moves reciprocatingly, it is ensured that sliding block 16 and second is pressed
The side wall of contracting chamber 12 will not be collided, and prevented knock or interfered the work of the first compression chamber 11, between sliding block 16 and side wall
Gap can not be too big, otherwise, clearance volume increase can ensure gap by the tolerance of size.
According to one embodiment of present invention, as shown in figure 1, the radius of cylinder 10 is R, the radius of piston 14 is r, first
The length of chamber 121 is t, then meets：And the stroke L=2 (R-r) of sliding block 16.
According to one embodiment of present invention, as shown in figure 3, sliding block 16 can be integrally formed with slide plate 15.
According to another embodiment of the invention, as shown in Fig. 1-Fig. 2, Fig. 4-Fig. 6 and Fig. 8, sliding block 16 can with slide plate 15
Think split-type structural, can so reduce the manufacture difficulty of sliding block 16 and slide plate 15.Such as sliding block 16 can be with screw thread with slide plate 15
Connection is welded, or as shown in figure 8, sliding block 16 can splice with slide plate 15, each setting neck on sliding block 16 and slide plate 15,
Two neck occlusions.
The invention also discloses a kind of refrigerating plant 100100, as shown in figure 9, refrigerating plant 100100 includes：First changes
Hot device 3, the second heat exchanger 4, flash evaporation 2 and compressor 1, wherein, compressor 1 is the compressor 1 of any of the above-described kind of embodiment.
Flash evaporation 2 is connected between one end of one end of First Heat Exchanger 3 and the second heat exchanger 4, the exhaust end of flash evaporation 2
Mouth g is connected with the second air entry 121a, and flash evaporation 2 is used to the refrigerant in two-phase section carrying out gas-liquid separation.
Such as flash evaporation 2 can have port e, port f and exhaust port g, and port e and port f are submerged in flash evaporation 2
Under interior refrigerant liquid level, and port e is connected with one end of the second heat exchanger 44, and port f is connected with one end of First Heat Exchanger 33,
There is gas-phase space, exhaust port g can be located at the top of flash evaporation 2, and be connected with gas-phase space, flash evaporation 2 in flash evaporation 2
Interior refrigerant steam can be connected by exhaust port g with the second air entry 121a, and the exhaust port g of flash evaporation 2 and second inhales
Check element can be provided between gas port 121a, check element is from the air entry 121a one-way conductions of flash evaporation 2 to the second, Huo Zhezhi
The inlet valve 17 set at the second air entry 121a from the one-way conduction of the chamber of flash evaporation 2 to the first 121 is connected on, to prevent refrigerant inverse
Stream.
The other end of first row gas port 11b and second exhaust port 121b with First Heat Exchanger 3 is connected, the first air entry
11a is connected with the other end of the second heat exchanger 4.
Further, refrigerating plant 100 also includes the restricting element 7 of first throttle element 6 and second, first throttle element 6
It is connected between above-mentioned one end of First Heat Exchanger 3 and the port f of flash evaporation 2, the second restricting element 7 is connected to the second heat exchanger
Between 4 above-mentioned one end and the port e of flash evaporation 2.The restricting element 7 of first throttle element 6 and second is used for refrigerating plant 100
In refrigerant carry out reducing pressure by regulating flow.
Further, according to the actual demand of refrigerating plant 100, refrigerating plant 100 can also include：Control valve 5, for example
Four-way valve, to reach the purpose of cold and hot switching.Specifically, control valve 5 have valve port h, valve port i, valve port j, valve port k, valve port h with
First row gas port 11b and second exhaust port 121b be connected, valve port i is connected with the above-mentioned other end of the first heat exchange unit, valve port j and
The above-mentioned other end of second heat exchange unit is connected, and valve port k is connected with the second air entry 121a.
When valve port h is connected with valve port i, and valve port j, when being connected with valve port k, refrigerating plant 100 is freezed, the first heat exchange
Device 3 is equivalent to condenser, and the second heat exchanger 4 is equivalent to evaporator；When valve port h is connected with valve port j, and valve port i is connected with valve port k
When, refrigerating plant 100 is heated.
It is of course also possible to be not provided with control valve 5, now refrigerating plant 100 can only have refrigerating function.
If refrigerating plant 100 is switched to including the above-mentioned such as four-way valve of control valve 5 and refrigerating plant 100 from refrigeration
Second is flowed to during heat-production functions, after the refrigerant mixing discharged after can compressing through the first compression chamber 11 and the second compression chamber 12 to change
Hot device 4, is then throttled, the gas-liquid mixture after throttling flows to flash evaporation 2 and separated through the second restricting element 7, separation
Gas afterwards is inhaled into the second compression chamber 12 by the second air entry 121a and is compressed, and liquid is then through first throttle element 6
It is throttled to after evaporating pressure into First Heat Exchanger 3 and is evaporated again, the low-pressure gas after finally evaporating leads to after overheat
Cross the first air entry 11a and be inhaled into the first compression chamber 11 and be compressed.
It is outer warm indoors when refrigerating plant 100 has refrigeration and heats two kinds of functions and applied to air-conditioning system simultaneously
In the case that difference is big, heating capacity will be lifted significantly air-conditioning system at low ambient temperatures, can effectively reach user to heat
Demand.
Refrigerating plant 100 according to embodiments of the present invention, can meet the requirement of high performance-price ratio, and with manufacture letter
Single, safe and reliable advantage.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (14)
1. a kind of compressor, it is characterised in that including：
It is formed with the first compression chamber, vane slot and the second compression chamber, first compression chamber and is formed with cylinder, the cylinder
First air entry and first row gas port, second compression chamber include the first chamber and the second chamber, and the is formed with first chamber
Two air entries and second exhaust port；
Piston, the piston is located in first compression chamber；
Slide plate, the slide plate is movably arranged in the vane slot；
Sliding block, the sliding block is connected with the slide plate and is movably arranged in second compression chamber, first chamber and institute
State the both sides that the second chamber is located at the sliding block respectively.
2. compressor according to claim 1, it is characterised in that the suction side of second chamber and the compressor connects
It is logical.
3. compressor according to claim 2, it is characterised in that the vane slot is connected with second compression chamber, institute
State slide plate, the sliding block and the cylinder and limit first chamber and second chamber jointly.
4. compressor according to claim 3, it is characterised in that the suction side of second chamber and the compressor connects
It is logical, mouth is communicated between second compression chamber and first air entry, second chamber passes through the connected entrance and institute
State the connection of the first air entry.
5. compressor according to claim 4, it is characterised in that first chamber and second chamber are located at the slide plate
The close connected entrance side, and second chamber connects with the connected entrance.
6. compressor according to claim 4, it is characterised in that first chamber, second chamber are located at the slide plate
The remote connected entrance side, the slide plate is provided with passage, and second chamber passes through the passage and the company
Port is connected.
7. compressor according to claim 4, it is characterised in that first chamber and second chamber are two, two
Individual first chamber is located at the both sides of the slide plate respectively, and two second chambers are located at the both sides of the slide plate, two respectively
Second chamber is located at the homonymy of the sliding block, and one of them described second chamber is connected with the connected entrance, on the slide plate
It is communicated with the passage of two second chambers.
8. compressor according to claim 2, it is characterised in that the sliding block optionally blocks the connected entrance.
9. compressor according to claim 2, it is characterised in that the cylinder is provided with airway, the airway
One end is connected with second chamber, and the other end is suitable to connect with the suction side outside the housing of the compressor.
10. the compressor according to any one of claim 1-9, it is characterised in that second air entry is provided with single
To the inlet valve of conducting.
11. the compressor according to any one of claim 1-9, it is characterised in that second compression chamber is radially
The fit clearance of two relative side walls and the sliding block is a, is met：0 μm of ＜ a≤30 μm.
12. the compressor according to any one of claim 1-9, it is characterised in that the radius of the cylinder is R, described
The radius of piston is r, and the length of first chamber is t, then meets：And the stroke L of the sliding block
=2 (R-r).
13. the compressor according to any one of claim 1-9, it is characterised in that the sliding block is to divide with the slide plate
Body formula structure is integrally formed.
14. a kind of refrigeration plant, it is characterised in that including：First Heat Exchanger, the second heat exchanger, such as flash evaporation, claim 1-
Compressor any one of 13；
The flash evaporation is connected between one end of one end of the First Heat Exchanger and second heat exchanger, and the shwoot
The exhaust port of device is connected with second air entry, and the first row gas port and the second exhaust port are changed with described first
The other end of hot device is connected, and first air entry is connected with the other end of second heat exchanger.
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| CN201710189478.7A CN107084133B (en) | 2017-03-27 | 2017-03-27 | Compressor and refrigerating device with same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710189478.7A CN107084133B (en) | 2017-03-27 | 2017-03-27 | Compressor and refrigerating device with same |
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| CN107084133A true CN107084133A (en) | 2017-08-22 |
| CN107084133B CN107084133B (en) | 2022-12-09 |
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| CN107796138A (en) * | 2017-11-24 | 2018-03-13 | 安徽美芝精密制造有限公司 | Refrigerating plant |
| CN108071590A (en) * | 2018-02-02 | 2018-05-25 | 广东美芝制冷设备有限公司 | cylinder, compression mechanism and compressor |
| WO2019148947A1 (en) * | 2018-02-02 | 2019-08-08 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor comprising same |
| CN114087180A (en) * | 2021-12-08 | 2022-02-25 | 珠海格力电器股份有限公司 | Pump body subassembly, compressor, air conditioner |
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|---|---|
| CN107084133B (en) | 2022-12-09 |
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