CN107191370A - Compression mechanical part and compressor, refrigerating plant with it - Google Patents
Compression mechanical part and compressor, refrigerating plant with it Download PDFInfo
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- CN107191370A CN107191370A CN201710641992.XA CN201710641992A CN107191370A CN 107191370 A CN107191370 A CN 107191370A CN 201710641992 A CN201710641992 A CN 201710641992A CN 107191370 A CN107191370 A CN 107191370A
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- cylinder
- slide plate
- compression
- mechanical part
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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
- F04C18/3564—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 the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
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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
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- 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
- F04C2240/00—Components
- F04C2240/10—Stators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/20—Rotors
-
- 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
- F04C2240/30—Casings or housings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of compression mechanical part and the compressor with it, refrigerating plant, compression mechanical part includes：Two-chamber cylinder of the inside provided with the first cylinder chamber and the first slide plate chamber, the first slide plate chamber is configured to the first variable work chamber of internal pressure；The piston of eccentric rotary is provided with piston, the first cylinder chamber；Slide plate, first slide plate intracavitary is provided with reciprocating slide plate, first cylinder chamber is separated into the first compression chamber and the first suction muffler by corresponding piston and corresponding slide plate, first compression chamber has first row gas port, first suction muffler has the first air entry, first work chamber has the second air entry and second exhaust port, and first row gas port is connected by refrigerant passage with the second air entry.The compression mechanical part of the present invention, can be achieved two-stage compression of the cylinder to refrigerant, improves the production efficiency of compressor, can reduce the manufacturing cost of compressor.
Description
Technical field
The present invention relates to refrigerating field, more particularly to a kind of compression mechanical part and compressor, refrigerating plant with it.
Background technology
, it is known that ambient temperature is lower, the compression ratio of compressor is bigger so that compression chamber internal leakage, clearance gas
Penalty caused by reflation etc. is more serious.Therefore, in the compressor of correlation technique, the general side using multi-stage compression
Formula improves above-mentioned phenomenon.Current most common way, is that two stages of compression is realized using two cylinders, but due to having more one
Cylinder main body so that the cost of compressor is higher, and had more several friction pairs and gas leakage path so that compressor
Performance is unsatisfactory.In addition, at present compressor low temperature environment application scenario temperature have arrived at -35 DEG C it is even lower, together
When because the pressure ratio of single-stage is than relatively low so that the multi-stage compression to three-level, level Four requires more and more urgent.If but in two masters
On the basis of body cylinder, continue increase the 3rd, the 4th main body cylinder, then make it that the fabrication technology complexity of compressor is big
The earth is improved, and is reduced the production efficiency of compressor, is improved the manufacturing cost of compressor.
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 mechanism part, can be achieved two-stage compression of the cylinder to refrigerant, and then can improve the efficiency of compressor, be easy to adding for compressor
Work and assembling, improve the production efficiency of compressor, while the manufacturing cost of compressor can be reduced.
The present invention also proposes a kind of compressor, including above-mentioned compression mechanical part.
The present invention also proposes a kind of refrigerating plant including above-mentioned compressor.
Compression mechanical part according to embodiments of the present invention, including：The first cylinder is provided with two-chamber cylinder, the two-chamber cylinder
Chamber and the first slide plate chamber, the first slide plate chamber are configured to the first variable work chamber of internal pressure；At least one piston, it is described
The piston of eccentric rotary is provided with first cylinder chamber；At least one slide plate, the first slide plate intracavitary is provided with reciprocating motion
The slide plate, first cylinder chamber by the corresponding piston and the corresponding slide plate be separated into the first compression chamber and
First suction muffler, first compression chamber has first row gas port, and first suction muffler has the first air entry, described first
Work chamber has the second air entry and second exhaust port, and the first row gas port passes through refrigerant passage and second air entry
It is connected.
Compression mechanical part according to embodiments of the present invention, it is internal provided with the first cylinder chamber and the first slide plate chamber by setting
Two-chamber cylinder, and the first slide plate chamber is configured to the first variable work chamber of internal pressure, so that a cylinder can be realized to cold
The two-stage compression of matchmaker, and then the efficiency of compressor can be improved, it is easy to the processing and assembling of compressor, improves the production effect of compressor
Rate, while the manufacturing cost of compressor can be reduced.
According to some embodiments of the present invention, the compression mechanical part also includes setting in single-chamber cylinder, the single-chamber cylinder
There are the piston that eccentric rotary is provided with the second cylinder chamber and the second slide plate chamber, second cylinder chamber, second slide plate
Intracavitary is provided with the reciprocating slide plate, and second cylinder chamber passes through the corresponding piston and the corresponding slide plate point
It is divided into the second compression chamber and the second suction muffler, second compression chamber has the 3rd exhaust outlet, second suction muffler has the
Three air entries, wherein the 3rd exhaust outlet is connected with first air entry；Or the first row gas port and the described 3rd
Air entry is connected, and the 3rd exhaust outlet is connected with second air entry, and the single-chamber cylinder limits the refrigerant passage
At least a portion.
According to other embodiments of the present invention, the two-chamber cylinder is two and respectively the first two-chamber cylinder and second
Two-chamber cylinder, the first slide plate chamber of each two-chamber cylinder is configured to the second air entry and second exhaust port
First work chamber, the first row gas port of the first two-chamber cylinder and described the first of the second two-chamber cylinder
Air entry is connected, the first row gas port of the second two-chamber cylinder and second air entry of second two-container cylinder
It is connected, the second exhaust port of second two-container cylinder is connected with second air entry of first two-container cylinder.
According to the other embodiment of the present invention, the two-chamber cylinder is two and respectively the first two-chamber cylinder and second
Two-chamber cylinder, the first slide plate chamber of each two-chamber cylinder is configured to the second air entry and second exhaust port
First work chamber, the first row gas port of the first two-chamber cylinder and described the first of the second two-chamber cylinder
Air entry is connected, the first row gas port of the second two-chamber cylinder and second air entry of the first two-chamber cylinder
It is connected, the second exhaust port of the first two-chamber cylinder is connected with second air entry of the second two-chamber cylinder.
Specifically, at least one of passage internal volume of the refrigerant passage is more than the row of first work chamber
Amount.
Further, it is in series with the refrigerant passage in bumper housing, the bumper housing and limits buffer chamber, institute
The volume for stating buffer chamber is more than the discharge capacity of first work chamber.
Specifically, the periphery wall of the piston is provided with holding tank, and the aperture area of the holding tank is less than the holding tank
Remainder area, the tip of the slide plate extend into the holding tank and is rotatably assorted with the holding tank.
Compressor according to embodiments of the present invention, including：Shell, the shell is provided with blast pipe；Compression mechanical part, institute
State compression mechanical part to be located in the shell, the compression mechanical part is the compression mechanical part according to the above embodiment of the present invention.
Compressor according to embodiments of the present invention, by setting compression mechanical part according to the above embodiment of the present invention, from
And two-stage compression of the cylinder to refrigerant can be realized, and then the efficiency of compressor can be improved, it is easy to processing and the dress of compressor
Match somebody with somebody, the production efficiency of compressor is improved, while the manufacturing cost of compressor can be reduced.
Refrigerating plant according to embodiments of the present invention, including above-mentioned compressor.
Refrigerating plant according to embodiments of the present invention, by setting compressor according to the above embodiment of the present invention, so that
Two-stage compression of the cylinder to refrigerant can be achieved, and then the efficiency of compressor can be improved, is easy to the processing and assembling of compressor,
The production efficiency of refrigerating plant is improved, while the manufacturing cost of refrigerating plant can be reduced.
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 schematic diagram of refrigerating plant according to embodiments of the present invention；
Fig. 2 is the schematic diagram of the compression mechanical part according to some embodiments of the present invention；
Fig. 3 is the schematic diagram of the compression mechanical part of other embodiments according to the present invention；
Fig. 4 is the schematic diagram of the compression mechanical part of the still other embodiments according to the present invention；
Fig. 5 is the schematic diagram of the compression mechanical part of the other embodiment according to the present invention.
Reference：
Refrigerating plant 1000；
Compression mechanical part 100；
Two-chamber cylinder 1；First two-chamber cylinder 11；Second two-chamber cylinder 12；First cylinder chamber a；First slide plate chamber b；First
Compression chamber 1a；First suction muffler 2a；First row gas port 2；First air entry 3；Second air entry 4；Second exhaust port 5；Piston 6；
Holding tank 61；Slide plate 7；Single-chamber cylinder 8；Second cylinder chamber d；Second slide plate chamber e；Second compression chamber 1d；First suction muffler 2d；The
Three exhaust outlets 9；3rd air entry 10；Bumper housing 20；Buffer chamber f；
First Heat Exchanger 30；Second heat exchanger 40；Restricting element 50.
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 the description of the invention, it is to be understood that term " on ", "front", "rear", " interior ", the side of the instruction such as " outer "
Position or position relationship are, based on orientation shown in the drawings or position relationship, to be for only for ease of the description present invention and simplify description,
Rather than indicate or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.In addition, defining " first ", the feature of " second " can be expressed or impliedly wrap
Include one or more this feature.
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.
Compression mechanical part 100 according to embodiments of the present invention is described below with reference to Fig. 1-Fig. 5.The compression mechanical part 100 can
It is applied in compressor (not shown), compressor includes shell (not shown), compression mechanical part 100 is located in shell.(figure
What the unidirectional arrow in 1- Fig. 5 was represented is the flow direction of refrigerant)
As Figure 1-Figure 5, compression mechanical part 100 according to embodiments of the present invention, including：Two-chamber cylinder 1, at least one
Piston 6 and at least one slide plate 7.
Specifically, provided with the first cylinder chamber a and the first slide plate chamber b in two-chamber cylinder 1, the first slide plate chamber b is configured to
The first variable work chamber of internal pressure.Reciprocating slide plate 7 is provided with first slide plate chamber b.It follows that in the first slide plate chamber
In b, the compression to the gas in the first work chamber can be achieved by the reciprocating motion of slide plate 7.
The piston 6 of eccentric rotary is provided with first cylinder chamber a, the first cylinder chamber a is sliding by corresponding piston 6 and accordingly
Piece 7, which is separated into the first compression chamber 1a and the first suction muffler 2a, the first compression chamber 1a, has first row gas port 2, the first suction muffler 2a
With the first air entry 3, the first work chamber has the second air entry 4 and second exhaust port 5, and first row gas port 2 passes through refrigerant
Passage is connected with the second air entry 4.
It is hereby understood that refrigerant is entered in the first suction muffler 2a by the first air entry 3 first, then existed by piston 6
Rotary action in first cylinder chamber a, refrigerant is entered in the first compression chamber 1a and compressed, and then realizes the of refrigerant
One stage of compression.Refrigerant after compression discharges the first cylinder chamber a by first row gas port 2, and then refrigerant flows along refrigerant passage
And entered by the second air entry 4 in the first work chamber, due to being provided with reciprocating slide plate 7 in the first slide plate chamber b,
So as in the presence of reciprocating slide plate 7, can be achieved that the second level of the refrigerant in the first work chamber is compressed.Thus,
Compared with prior art, the compression mechanical part 100 of the embodiment of the present invention can realize two-stage compression of the cylinder to refrigerant.
It is understood that the compression mechanical part 100 of the embodiment of the present invention can also realize three-level of two cylinders to refrigerant
Or level Four compression.The compression mechanical part 100 of the embodiment of the present invention can also realize three cylinders to the level Four of refrigerant, Pyatyi or six grades
Compression, the rest may be inferred.And then the efficiency of compressor can be improved, it is easy to the processing and assembling of compressor, improves the production of compressor
Efficiency, while the manufacturing cost of compressor can be reduced.
Compression mechanical part 100 according to embodiments of the present invention, it is internal provided with the first cylinder chamber a and the first slide plate by setting
Chamber b two-chamber cylinder 1, and the first slide plate chamber b is configured to the first variable work chamber of internal pressure, so that a gas can be realized
Cylinder can improve the efficiency of compressor to the two-stage compression of refrigerant, be easy to the processing and assembling of compressor, improve compressor
Production efficiency, while the manufacturing cost of compressor can be reduced.
As shown in Fig. 2-Fig. 3, according to some embodiments of the present invention, compression mechanical part 100 also includes single-chamber cylinder 8, single
Slided in chamber cylinder 8 provided with the piston 6 that eccentric rotary is provided with the second cylinder chamber d and the second slide plate chamber e, the second cylinder chamber d, second
Reciprocating slide plate 7 is provided with piece chamber e, the second cylinder chamber d is separated into second by corresponding piston 6 and corresponding slide plate 7
Compression chamber 1d and the second suction muffler 2d, the second compression chamber 1d have the 3rd exhaust outlet 9, and the second suction muffler 2d has the 3rd air entry
10。
Alternatively, as shown in Fig. 2 the 3rd exhaust outlet 9 is connected with the first air entry 3.It follows that in the shell of compressor
Interior, the refrigerant that single-chamber cylinder 8 is located at after being compressed in the upstream of two-chamber cylinder 1, and single-chamber cylinder 8 passes through the row of the 3rd exhaust outlet 9
Go out, then refrigerant is entered in the first cylinder chamber a of two-chamber cylinder 1 by the first air entry 3.
Enter the 3rd air entry 10 that the refrigerant in compressor first passed around on single-chamber cylinder 8 and enter the second air-breathing
In chamber 2d, the then rotary action by corresponding piston 6 in the second cylinder chamber d, refrigerant is entered in the second compression chamber 1d
And compressed, and then realize the first order compression of refrigerant.Refrigerant after compression discharges single-chamber cylinder by the 3rd exhaust outlet 9
8, then refrigerant is entered in two-chamber cylinder 1 by the first air entry 3 on two-chamber cylinder 1, and then can realize to refrigerant
Two-stage compression and third level compression.It follows that the compression mechanical part 100 of the embodiment of the present invention, by setting the He of two-chamber cylinder 1
Single-chamber cylinder 8, can at least realize a kind of mode to the three stage compression of refrigerant, advantageously reduce the manufacturing cost of compressor.
Alternatively, as shown in figure 3, first row gas port 2 is connected with the 3rd air entry 10, the 3rd exhaust outlet 9 and the second air-breathing
Mouth 4 is connected, and single-chamber cylinder 8 limits at least a portion of refrigerant passage.It follows that single-chamber cylinder 8 is located at first row gas port 2
On refrigerant passage between the second air entry 4.
So that entering the first air entry 3 that the refrigerant in compressor first passed around on two-chamber cylinder 1 enters first
In suction muffler 2a, the then rotary action by piston 6 in the first cylinder chamber a, refrigerant is entered in the first compression chamber 1a simultaneously
And compressed, and then realize the first order compression of refrigerant.Refrigerant after compression discharges two-chamber cylinder 1 by first row gas port 2,
Then refrigerant flows along refrigerant passage, and refrigerant enters the second air-breathing by the 3rd air entry 10 on single-chamber cylinder 8
In chamber 2d, the then rotary action by corresponding piston 6 in the second cylinder chamber d, refrigerant is entered in the second compression chamber 1d
And compressed, and then realize the second level compression of refrigerant.Refrigerant after compression discharges single-chamber cylinder by the 3rd exhaust outlet 9
8, then refrigerant continue on refrigerant passage flowing, and entered by the second air entry 4 in the first work chamber, due to the
Reciprocating slide plate 7 is provided with one slide plate chamber b, so as in the presence of reciprocating slide plate 7, can be achieved to work first
The third level compression of refrigerant in chamber.It follows that the compression mechanical part 100 of the embodiment of the present invention, by setting two-chamber gas
Cylinder 1 and single-chamber cylinder 8, can at least realize the another way to the three stage compression of refrigerant, advantageously reduce the system of compressor
Cause this.
Simultaneously it is understood that compressor include bent axle, in the present embodiment, the second cylinder chamber d inspiratory cycle with
First cylinder chamber a release has staggered 180 ° of crank rotation angle, the inspiratory cycle of the first work chamber and the second gas
Cylinder chamber d release has staggered 180 ° of crank rotation angle.It is preceding i.e. in the compression mechanical part 100 of the embodiment of the present invention
Staggered 180 ° of crank rotation angle between the release of one-level and the inspiratory cycle of rear stage.So as to advantageously ensure that pressure
The reliability of contracting mechanism part 100, enhancing compression mechanical part 100 improves the efficiency of compressor to the compression effectiveness of refrigerant.
As shown in figure 4, according to other embodiments of the present invention, two-chamber cylinder 1 is two and respectively the first two-chamber gas
The two-chamber cylinder 12 of cylinder 11 and second, the first slide plate chamber b of each two-chamber cylinder 1 is configured to have the second air entry 4 and second
First work chamber of exhaust outlet 5, the first air entry of the two-chamber cylinder 12 of first row gas port 2 and second of the first two-chamber cylinder 11
3 are connected, and the first row gas port 2 of the second two-chamber cylinder 12 is connected with the second air entry 4 of the second two-container cylinder, the second two-container cylinder
Second exhaust port 5 be connected with the second air entry 4 of the first two-container cylinder.
Enter it follows that entering the first air entry 3 that the refrigerant in compressor first passed around on the first two-chamber cylinder 11
Enter into the first suction muffler 2a of the first two-chamber cylinder 11, by piston 6 in the first cylinder chamber a of the first two-chamber cylinder 11
Rotary action, refrigerant is entered in the first compression chamber 1a of the first two-chamber cylinder 11 and compressed, and then realizes refrigerant
The first order is compressed.Refrigerant after compression discharges the first two-chamber cylinder 11 by the first row gas port 2 on the first two-chamber cylinder 11.
Subsequent refrigerant enters the first suction of the second two-chamber cylinder 12 by the first air entry 3 on the second two-chamber cylinder 12
In air cavity 2a, by rotary action of the piston 6 in the first cylinder chamber a of the second two-chamber cylinder 12, refrigerant enters second pair
First compression chamber 1a of chamber cylinder 12 is interior and is compressed, and then realizes the second level compression of refrigerant.Refrigerant warp after compression
The first row gas port 2 crossed on the second two-chamber cylinder 12 discharges the first cylinder chamber a of the second two-chamber cylinder 12.
Then refrigerant enters the first work of the second two-chamber cylinder 12 by the second air entry 4 on the second two-chamber cylinder 12
In chamber, due to being provided with reciprocating slide plate 7 in the first slide plate chamber b of the second two-chamber cylinder 12, so that reciprocating
In the presence of slide plate 7, it can be achieved to compress the third level of the refrigerant in the first work chamber of the second two-chamber cylinder 12.After compression
Refrigerant the second two-chamber cylinder 12 is discharged by second exhaust port 5 on the second two-chamber cylinder 12.
Last refrigerant enters the first work of the first two-chamber cylinder 11 by the second air entry 4 on the first two-chamber cylinder 11
Make in chamber, due to being provided with reciprocating slide plate 7 in the first slide plate chamber b of the first two-chamber cylinder 11, so as to move back and forth
Slide plate 7 in the presence of, can be achieved to compress the fourth stage of the refrigerant in the first work chamber of the first two-chamber cylinder 11.
It follows that the compression mechanical part 100 of the embodiment of the present invention, by setting two two-chamber cylinders 1, can be achieved to cold
A kind of mode of the level Four compression of matchmaker, so that compressor is simple in construction, advantageously reduces the manufacturing cost of compressor.
As shown in figure 5, according to the other embodiment of the present invention, two-chamber cylinder 1 is two and respectively the first two-chamber gas
The two-chamber cylinder 12 of cylinder 11 and second, the first slide plate chamber b of each two-chamber cylinder 1 is configured to have the second air entry 4 and second
First work chamber of exhaust outlet 5, the first air entry of the two-chamber cylinder 12 of first row gas port 2 and second of the first two-chamber cylinder 11
3 are connected, and the first row gas port 2 of the second two-chamber cylinder 12 is connected with the second air entry 4 of the first two-chamber cylinder 11, the first two-chamber gas
The second exhaust port 5 of cylinder 11 is connected with the second air entry 4 of the second two-chamber cylinder 12.
Enter it follows that entering the first air entry 3 that the refrigerant in compressor first passed around on the first two-chamber cylinder 11
Enter into the first suction muffler 2a of the first two-chamber cylinder 11, by piston 6 in the first cylinder chamber a of the first two-chamber cylinder 11
Rotary action, refrigerant is entered in the first compression chamber 1a of the first two-chamber cylinder 11 and compressed, and then realizes refrigerant
The first order is compressed.Refrigerant after compression discharges the first two-chamber cylinder 11 by the first row gas port 2 on the first two-chamber cylinder 11.
Subsequent refrigerant enters the first suction of the second two-chamber cylinder 12 by the first air entry 3 on the second two-chamber cylinder 12
In air cavity 2a, by rotary action of the piston 6 in the first cylinder chamber a of the second two-chamber cylinder 12, refrigerant enters second pair
First compression chamber 1a of chamber cylinder 12 is interior and is compressed, and then realizes the second level compression of refrigerant.Refrigerant warp after compression
The first row gas port 2 crossed on the second two-chamber cylinder 12 discharges the second two-chamber cylinder 12.
Then refrigerant enters the first work of the first two-chamber cylinder 11 by the second air entry 4 on the first two-chamber cylinder 11
Make in chamber, due to being provided with reciprocating slide plate 7 in the first slide plate chamber b of the first two-chamber cylinder 11, so as to move back and forth
Slide plate 7 in the presence of, can be achieved to compress the third level of the refrigerant in the first work chamber of the first two-chamber cylinder 11.Compression
Refrigerant afterwards discharges the first two-chamber cylinder 11 by the second exhaust port 5 on the first two-chamber cylinder 11.
Last refrigerant enters the first work of the second two-chamber cylinder 12 by the second air entry 4 on the second two-chamber cylinder 12
In chamber, due to being provided with reciprocating slide plate 7 in the first slide plate chamber b of the second two-chamber cylinder 12, so that reciprocating
In the presence of slide plate 7, it can be achieved to compress the fourth stage of the refrigerant in the first work chamber of the second two-chamber cylinder 12.
It follows that the compression mechanical part 100 of the embodiment of the present invention, by setting two two-chamber cylinders 1, can be achieved to cold
The another way of the level Four compression of matchmaker, so that compressor is simple in construction, advantageously reduces the manufacturing cost of compressor.
It is previous in the compression mechanical part 100 of the embodiment of the present invention simultaneously it is understood that compressor includes bent axle
Staggered 180 ° of crank rotation angle between the release of level and the inspiratory cycle of rear stage.So as to advantageously ensure that compression
The reliability of mechanism part 100, enhancing compression mechanical part 100 improves the efficiency of compressor to the compression effectiveness of refrigerant.
In summary, can when the compression mechanical part 100 of the embodiment of the present invention includes a cylinder and for two-chamber cylinder 1
Realize the two-stage compression to refrigerant.When compression mechanical part 100 includes two cylinders, one of them is two-chamber cylinder 1, and another is
During single-chamber cylinder 8, the three stage compression to refrigerant can be achieved.When compression mechanical part 100 includes two cylinders and is two-chamber cylinder 1
When, it can be achieved to compress the level Four of refrigerant.
Specifically, at least one of passage internal volume of refrigerant passage is more than the discharge capacity of the first work chamber.So as to have
Beneficial to the reliability for ensureing compression mechanical part 100, enhancing compression mechanical part 100 improves compressor to the compression effectiveness of refrigerant
Efficiency.
Further, as shown in figure 1, being in series with bumper housing 20 on refrigerant passage, buffering is limited in bumper housing 20
Chamber f, buffer chamber f volume are more than the discharge capacity of the first work chamber.So that compressor is simple in construction, can be further
Ground ensures the reliability of compression mechanical part 100, and enhancing compression mechanical part 100 improves the energy of compressor to the compression effectiveness of refrigerant
Effect.
Specifically, the periphery wall of piston 6 is provided with holding tank 61, and the aperture area of holding tank 61 is less than remaining of holding tank 61
Partial area, the tip of slide plate 7 extend into holding tank 61 and is rotatably assorted with holding tank 61.So that piston 6 and slide plate 7
Respective outer side edges it is simple, stably, advantageously ensure that the reliability of compression mechanical part 100.
Compressor according to embodiments of the present invention, including：Shell and compression mechanical part 100.
Shell is provided with blast pipe, and compression mechanical part 100 is located in shell, and compression mechanical part 100 is according in the present invention
State the compression mechanical part 100 of embodiment.It follows that the refrigerant after the compression of compression mechanical part 100 is discharged by blast pipe
Compressor.It is appreciated that air inlet pipe is additionally provided with shell, so that the refrigerant of low-temp low-pressure enters by the air inlet pipe on shell
Enter to inside compressor to be compressed by compression mechanical part 100.
Compressor according to embodiments of the present invention, by setting compression mechanical part 100 according to the above embodiment of the present invention,
So that two-stage compression of the cylinder to refrigerant can be realized, and then the efficiency of compressor can be improved, be easy to compressor processing and
Assembling, improves the production efficiency of compressor, while the manufacturing cost of compressor can be reduced.
Refrigerating plant 1000 according to embodiments of the present invention, including above-mentioned compressor.
Refrigerating plant 1000 according to embodiments of the present invention, by setting compressor according to the above embodiment of the present invention,
So that two-stage compression of the cylinder to refrigerant can be realized, and then the efficiency of compressor can be improved, be easy to compressor processing and
Assembling, improves the production efficiency of refrigerating plant 1000, while the manufacturing cost of refrigerating plant 1000 can be reduced.
Specifically, refrigerating plant 1000 also includes First Heat Exchanger 30, the second heat exchanger 40 and restricting element 50.Wherein save
Fluid element 50 is located between the heat exchanger 40 of First Heat Exchanger 30 and second, and First Heat Exchanger 30 is connected with the blast pipe of compressor.
Compressor also includes air inlet pipe, and the second heat exchanger 40 is connected with the air inlet pipe of compressor.So that refrigerating plant 1000 is formd
The loop of refrigerant.
The refrigerant of HTHP after being compressed through the compression mechanical part 100 in compressor is discharged by blast pipe to be compressed
Machine, gaseous coolant carries out condensation heat release to exchange heat in First Heat Exchanger 30, and the refrigerant after heat exchange is again by restricting element 50
Reducing pressure by regulating flow, then evaporation endothermic is to exchange heat in the second heat exchanger 40 for liquid refrigerants, and the refrigerant of last low-temp low-pressure passes through pressure
Air inlet pipe on contracting machine enters inside compressor to be compressed by compression mechanical part 100.So as to which refrigerating plant can be realized
1000 refrigeration or heat-production functions.
Below with reference to Fig. 1 to being described in detail according to the structure of refrigerating plant 1000 of a specific embodiment of the invention.
It should be understood that, following explanation only has exemplary, and those of ordinary skill is reading following technologies of the present invention
After scheme, it is clear that technical scheme therein or some technical characteristics can be combined or replaced, changed, this also falls
Enter within protection domain of the presently claimed invention.
As shown in figure 1, the refrigerating plant 1000 of the embodiment of the present invention, including：Compressor, First Heat Exchanger 30, second are changed
Hot device 40 and restricting element 50.
Specifically, compressor includes：Shell and compression mechanical part 100.Shell is provided with air inlet pipe and blast pipe, compression
Mechanism part 100 is located in shell.Restricting element 50 is located between the heat exchanger 40 of First Heat Exchanger 30 and second, First Heat Exchanger 30
It is connected with blast pipe.Second heat exchanger 40 is connected with air inlet pipe.
Compression mechanical part 100 includes：Two-chamber cylinder 1, piston 6 and slide plate 7.
Specifically, two-chamber cylinder 1 is that the first cylinder chamber a and the first slide plate chamber b is provided with one, two-chamber cylinder 1.First slides
Piece chamber b is configured to the first variable work chamber of internal pressure.The piston 6 of eccentric rotary, the first slide plate are provided with first cylinder chamber a
Reciprocating slide plate 7 is provided with chamber b.The periphery wall of piston 6 is provided with holding tank 61, and the aperture area of holding tank 61, which is less than, to be accommodated
The area of the remainder of groove 61, the tip of slide plate 7 extend into holding tank 61 and is rotatably assorted with holding tank 61.First cylinder
Chamber a is separated into the first compression chamber 1a and the first suction muffler 2a, the first compression chamber 1a by corresponding piston 6 and corresponding slide plate 7
With first row gas port 2, the first suction muffler 2a has the first air entry 3, and the first work chamber has the second air entry 4 and second
Exhaust outlet 5.First row gas port 2 is connected by refrigerant passage with the second air entry 4, and second exhaust port 5 is connected with blast pipe, and first
Air entry 3 is connected with air inlet pipe.
It is in series with refrigerant passage in bumper housing 20, bumper housing 20 and limits buffer chamber f, buffer chamber f appearance
Discharge capacity of the product more than the first work chamber.
So as to which in the refrigerating plant 1000 of the embodiment of the present invention, compression mechanical part 100 can realize two grades of pressures to refrigerant
Contracting, can be achieved the refrigeration or heat-production functions of refrigerating plant 1000.
Other of compression mechanical part 100 according to embodiments of the present invention are constituted and operated for ordinary skill people
All it is known for member, is not detailed herein.
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 (9)
1. a kind of compression mechanical part, it is characterised in that including：
The first cylinder chamber and the first slide plate chamber are provided with two-chamber cylinder, the two-chamber cylinder, the first slide plate chamber is configured to
The first variable work chamber of internal pressure；
The piston of eccentric rotary is provided with least one piston, first cylinder chamber；
At least one slide plate, the first slide plate intracavitary is provided with the reciprocating slide plate, and first cylinder chamber passes through phase
The piston answered and the corresponding slide plate are separated into the first compression chamber and the first suction muffler, and first compression chamber has the
One exhaust outlet, first suction muffler has the first air entry, and first work chamber has the second air entry and second row
Gas port, the first row gas port is connected by refrigerant passage with second air entry.
2. compression mechanical part according to claim 1, it is characterised in that also including single-chamber cylinder, in the single-chamber cylinder
Provided with the second cylinder chamber and the second slide plate chamber, the piston of eccentric rotary is provided with second cylinder chamber, described second slides
Piece intracavitary is provided with the reciprocating slide plate, and second cylinder chamber passes through the corresponding piston and the corresponding slide plate
The second compression chamber and the second suction muffler are separated into, second compression chamber has the 3rd exhaust outlet, and second suction muffler has
3rd air entry, wherein the 3rd exhaust outlet is connected with first air entry；
Or the first row gas port is connected with the 3rd air entry, the 3rd exhaust outlet and the second air entry phase
Even, the single-chamber cylinder limits at least a portion of the refrigerant passage.
3. compression mechanical part according to claim 1, it is characterised in that the two-chamber cylinder is two and respectively first
Two-chamber cylinder and the second two-chamber cylinder, the first slide plate chamber of each two-chamber cylinder are configured to have the second air entry
With first work chamber of second exhaust port, the first row gas port and second two-chamber of the first two-chamber cylinder
First air entry of cylinder is connected, the first row gas port and second two-container cylinder of the second two-chamber cylinder
Second air entry is connected, and described the of the second exhaust port of second two-container cylinder and first two-container cylinder
Two air entries are connected.
4. compression mechanical part according to claim 1, it is characterised in that the two-chamber cylinder is two and respectively first
Two-chamber cylinder and the second two-chamber cylinder, the first slide plate chamber of each two-chamber cylinder are configured to have the second air entry
With first work chamber of second exhaust port, the first row gas port and second two-chamber of the first two-chamber cylinder
First air entry of cylinder is connected, the first row gas port and the first two-chamber cylinder of the second two-chamber cylinder
Second air entry is connected, and described the of the second exhaust port of the first two-chamber cylinder and the second two-chamber cylinder
Two air entries are connected.
5. compression mechanical part according to claim 1, it is characterised in that at least one of circulation of the refrigerant passage
Internal volume is more than the discharge capacity of first work chamber.
6. compression mechanical part according to claim 5, it is characterised in that be in series with bumper housing on the refrigerant passage,
Buffer chamber is limited in the bumper housing, the volume of the buffer chamber is more than the discharge capacity of first work chamber.
7. compression mechanical part according to claim 1, it is characterised in that the periphery wall of the piston is provided with holding tank, institute
Area of the aperture area less than the remainder of the holding tank of holding tank is stated, the tip of the slide plate extend into the receiving
It is rotatably assorted in groove and with the holding tank.
8. a kind of compressor, it is characterised in that including：
Shell, the shell is provided with blast pipe；
Compression mechanical part, the compression mechanical part is located in the shell, and the compression mechanical part is according in claim 1-7
Compression mechanical part described in any one.
9. a kind of refrigerating plant, it is characterised in that including compressor according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710641992.XA CN107191370A (en) | 2017-07-31 | 2017-07-31 | Compression mechanical part and compressor, refrigerating plant with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710641992.XA CN107191370A (en) | 2017-07-31 | 2017-07-31 | Compression mechanical part and compressor, refrigerating plant with it |
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| Publication Number | Publication Date |
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| CN107191370A true CN107191370A (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710641992.XA Pending CN107191370A (en) | 2017-07-31 | 2017-07-31 | Compression mechanical part and compressor, refrigerating plant with it |
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| CN108343607A (en) * | 2018-02-02 | 2018-07-31 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor with it |
| CN108343581A (en) * | 2018-04-26 | 2018-07-31 | 广东美芝制冷设备有限公司 | Compressor, heat-exchange system and air conditioner |
| CN108730183A (en) * | 2018-06-19 | 2018-11-02 | 广东美芝制冷设备有限公司 | Compressor and refrigerating plant |
| CN112112803A (en) * | 2019-06-21 | 2020-12-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigerating system with same |
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Application publication date: 20170922 |