CN104763633B - Compressor - Google Patents
Compressor Download PDFInfo
- Publication number
- CN104763633B CN104763633B CN201510053966.6A CN201510053966A CN104763633B CN 104763633 B CN104763633 B CN 104763633B CN 201510053966 A CN201510053966 A CN 201510053966A CN 104763633 B CN104763633 B CN 104763633B
- Authority
- CN
- China
- Prior art keywords
- cylinder
- outside cylinder
- drive shaft
- inside cylinder
- outside
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a kind of compressor, including:Hollow outside cylinder, base bearing, supplementary bearing, hollow inside cylinder, drive shaft and slide plate.Outside cylinder is provided with first row stomata and the first suction hole.Inside cylinder is rotatably arranged in outside cylinder around its center axis, and inside cylinder and outside cylinder eccentric setting, a part for the periphery wall of inside cylinder contact with a part for the internal perisporium of outside cylinder.Drive shaft is provided with the second suction hole and second row stomata, the second opening that the periphery wall of the part in inside cylinder of drive shaft is provided with the first opening connected with the second suction hole and connected with second row stomata.One end of slide plate is fixed on the internal perisporium of outside cylinder, and the other end of slide plate extend into inside cylinder and is only against all the time on the periphery wall of drive shaft, and wherein drive shaft turns drive outside cylinder to be rotated around its center axis.The compressor of the present invention, realizes two independent compression processes in a seal casinghousing.
Description
Technical field
The present invention relates to refrigerating field, more particularly, to a kind of compressor.
Background technology
Positive displacement compressor mainly includes reciprocating compressor, rolling piston compressor, screw compressor, single screw rod pressure
Contracting machine, double-screw compressor etc..It has a common characteristic, and the appearance of work chamber is exactly brought by mechanical structure motion
Product change, so as to realize suction low pressure refrigerant and low pressure refrigerant is compressed into high pressure conditions, to meet the needs of refrigerating plant.
Predominantly rotary (rolling-piston-type) compressor of positive displacement compressor used at present in family expenses field of air conditioning, and
Rotary compressor is developed so far more than half a century via earliest General Electric (U.S.A.), its compressor efficiency, reliability,
The indices such as cost, noise vibration all fundamental optimums arrived it is ultimate attainment, it is difficult to there is the breakthrough of Materiality again.So at present in industry
Major producer, even domestic and international colleges and universities and scientific research institution all are being directed to studying new pressure texture, and it is a kind of to place hope on searching
New pressure texture substitutes existing rolling-piston-type structure, so as in These parameters, as compressor efficiency, reliability, into
Originally, a certain index or many index realize qualitative leap on noise vibration.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.
Therefore, the present invention proposes a kind of compressor, two independent compression processes are realized in a seal casinghousing.
The present invention proposes a kind of compressor, and two-stage compression is realized in an internal plane.
Compressor according to embodiments of the present invention, including:Hollow outside cylinder, the outside cylinder are provided with first row stomata
With the first suction hole;Base bearing and supplementary bearing, the base bearing and the supplementary bearing are respectively provided at the upper and lower side of the outside cylinder
On face;Hollow inside cylinder, the inside cylinder are rotatably arranged in the outside cylinder around its center axis, the inside cylinder and
The outside cylinder eccentric setting, a part for the periphery wall of the inside cylinder and a part for the internal perisporium of the outside cylinder connect
Touch;The base bearing, the outside cylinder and the inside cylinder are run through to be located at the countershaft in drive shaft, the lower end of the drive shaft
Hold, the drive shaft is provided with the second suction hole and second row stomata, the portion in the inside cylinder of the drive shaft
The periphery wall divided is provided with second that first connected with second suction hole is open and connected with the second row stomata and opened
Mouthful;Slide plate, one end of the slide plate are fixed on the internal perisporium of the outside cylinder, and the other end of the slide plate is extend into described
In cylinder and only it is against all the time on the periphery wall of the drive shaft, wherein the drive shaft turns drive the outside cylinder around wherein
Mandrel line rotates.
Compressor according to embodiments of the present invention, compressed between outside cylinder and inside cylinder formed with the first suction muffler and first
Chamber, formed with the second suction muffler and the second compression chamber between inside cylinder and drive shaft, the pressure of the first suction muffler and the first compression chamber
Compression process and the compression process of the second suction muffler and the second compression chamber occur and independently of each other, each complete the suction of oneself simultaneously
Gas process, the efficiency of compressor can be obviously improved.Simultaneously because two independent compression mistakes are realized in a seal casinghousing
Journey, equivalent to two compressor operatings, it is only necessary to the auxiliary component such as a motor, Housing seal member, reservoir and base, compression
Total number of components of machine will substantially reduce, and realize compressor lighting, the effect of cost degradation.
In some embodiments of the invention, the downside of the outside cylinder is opened wide, and the lower end of the outside cylinder is rotationally
It is located on the supplementary bearing.
Further, the downside of the inside cylinder is opened wide, and the upper surface of the supplementary bearing is provided with annular groove, the interior gas
The lower end of cylinder is rotatably arranged in the annular groove.
According to a particular embodiment of the invention, upper flowing lumen room spaced apart up and down is limited in the drive shaft and is flowed down
Cavity room, the upper surface of the upper flowing lumen room are opened wide to limit second suction hole, the lower end of the lower flowing lumen room
Face is opened wide to limit the second row stomata, and the discharge chamber connected with the second row stomata is limited in the supplementary bearing
Room.
Alternatively, the slide plate and the outside cylinder are formed in one part.
Compressor according to embodiments of the present invention, including:Hollow outside cylinder, the outside cylinder are provided with first exhaust
Hole;Base bearing and supplementary bearing, the base bearing and the supplementary bearing are respectively provided on the upper and lower end face of the outside cylinder;Hollow
Inside cylinder, the inside cylinder are rotatably arranged in the outside cylinder around its center axis, the inside cylinder and the outside cylinder
Eccentric setting, a part for the periphery wall of the inside cylinder contact with a part for the internal perisporium of the outside cylinder, the interior gas
The perisporium of cylinder is provided with second row stomata;The base bearing, the outside cylinder and institute are run through in drive shaft, the lower end of the drive shaft
Inside cylinder is stated to be located on the supplementary bearing, the drive shaft is provided with suction hole, and the drive shaft is located at the inside cylinder
The periphery wall of interior part is provided with the opening connected with the suction hole;Slide plate, one end of the slide plate are fixed on outside described
On the internal perisporium of cylinder, the other end of the slide plate extend into the inside cylinder and is only against the periphery of the drive shaft all the time
On wall, wherein the drive shaft turns drive the outside cylinder to be rotated around its center axis.
Compressor according to embodiments of the present invention, compressed between outside cylinder and inside cylinder formed with the first suction muffler and first
Chamber, formed with the second suction muffler and the second compression chamber between inside cylinder and drive shaft, enter from the refrigerant of the second compression chamber discharge
The second second compression is carried out in the first compression chamber, realizes the classification of compression process, can be caused in each compression process
Pressure ratio reduces, and leakage can also reduce accordingly, it is possible to achieve the lifting of compression efficiency.Simultaneously because realized in an internal plane
Two-stage compression, the split-compressor that the amount of parts of compressor is more conventional greatly reduce.
In some embodiments of the invention, the downside of the outside cylinder is opened wide, and the lower end of the outside cylinder is rotationally
It is located on the supplementary bearing.
Further, the downside of the inside cylinder is opened wide, and the upper surface of the supplementary bearing is provided with annular groove, the interior gas
The lower end of cylinder is rotatably arranged in the annular groove.
According to a particular embodiment of the invention, circulation chamber, the lower end of the circulation chamber are limited in the drive shaft
Face is opened wide to limit the suction hole, and the air-breathing chamber connected with the suction hole is limited in the supplementary bearing.
Alternatively, the slide plate and the outside cylinder are formed in one part.
Brief description of the drawings
Fig. 1 is the principal section figure according to the compression mechanism of the compressor of first embodiment of the invention;
Fig. 2-Fig. 5 is top plan view of the compression mechanism shown in Fig. 1 in different rotational angles;
Fig. 6 is the principal section figure according to the compression mechanism of the compressor of second embodiment of the invention;
Fig. 7-Figure 10 is top plan view of the compression mechanism shown in Fig. 6 in different rotational angles.
Reference:
Compressor 100,
Outside cylinder 1, first row stomata 10, the first suction hole 11, placement section 12, sheath portion 13, the first compression chamber 14, first
Suction muffler 15,
Base bearing 2,
Supplementary bearing 3, exhaust chamber 30, air-breathing chamber 31,
Inside cylinder 4, the second compression chamber 40, the second suction muffler 41,
Drive shaft 5, the second suction hole 50, the opening of second row stomata 51, second 53, upper flowing lumen room 54, lower flowing lumen room
55th, suction hole 56, opening 57, circulation chamber 58,
Slide plate 6.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of accompanying drawing description is exemplary, it is intended to 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 " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects
Connect or electrically connect or can communicate each other;Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
The compressor 100 of embodiment according to a first aspect of the present invention is described in detail below with reference to Fig. 1-Fig. 5.
As Figure 1-Figure 5, compressor 100 according to embodiments of the present invention includes:Hollow outside cylinder 1, base bearing 2,
Supplementary bearing 3, hollow inside cylinder 4, drive shaft 5 and slide plate 6, wherein it is possible to understand, compressor 100 also includes housing (figure
It is not shown), outside cylinder 1, base bearing 2, supplementary bearing 3, inside cylinder 4, drive shaft 5 and slide plate 6 form the compressor of compressor 100
Structure, the compression mechanism are located in housing, and housing is provided with exhaust outlet and gas returning port.
Outside cylinder 1 is provided with the suction hole 11 of first row stomata 10 and first, the i.e. suction hole 11 of first row stomata 10 and first
Run through outside cylinder 1 in radial directions.First suction hole 11 connects with the gas returning port on housing, on first row stomata 10 and housing
Exhaust outlet be connected.
Base bearing 2 is located on the upper surface of outside cylinder 1, and supplementary bearing 3 is located on the lower surface of outside cylinder 1, in short, main shaft
Hold 2 and supplementary bearing 3 be respectively provided on the upper and lower end face of outside cylinder 1.The relative main of outside cylinder 1 hold 2 and supplementary bearing 3 it is rotatable.Its
Middle base bearing 2 and/or supplementary bearing 3 can be fixed on the inwall of housing.
Inside cylinder 4 is rotatably arranged in outside cylinder 1 around its center axis, inside cylinder 4 and the eccentric setting of outside cylinder 1, interior
A part for the periphery wall of cylinder 4 contacts with a part for the internal perisporium of outside cylinder 1, that is to say, that the central axis of inside cylinder 4
It is misaligned with the central axis of outside cylinder 1, during outside cylinder 1 and inside cylinder 4 rotate, some inside cylinder 4 all the time
Periphery wall and outside cylinder 1 internal perisporium contact.
The lower end of drive shaft 5, to be located on supplementary bearing 3, is set through base bearing 2, outside cylinder 1 and inside cylinder 4 in drive shaft 5
There are the second suction hole 50 and second row stomata 51, the periphery wall of the part in inside cylinder 4 of drive shaft 5 is provided with and second
The first opening connected of suction hole 50 and the second opening 53 connected with second row stomata 51.That is, drive shaft 5 is provided with
Second suction hole 50, the opening of second row stomata 51, first and the second opening 53, the first opening connect with the second suction hole 50, the
Two openings 53 connect with second row stomata 51, and the second suction hole 50 connects with the gas returning port on housing, second row stomata 51 and shell
Exhaust outlet on body is connected.
One end of slide plate 6 is fixed on the internal perisporium of outside cylinder 1, and the other end of slide plate 6 is extend into inside cylinder 4 and all the time
Only it is against on the periphery wall of drive shaft 5, wherein drive shaft 5, which rotates, drives outside cylinder 1 to be rotated around its center axis, drive shaft 5
Central axis overlaps setting with the central axis of outside cylinder 1.Preferably, slide plate 6 and outside cylinder 1 are formed in one part.It is wherein sliding
The other end of piece 6 can be fixed in drive shaft 5 part that is for example formed in one with drive shaft 5, and the other end of slide plate 6 can be with shape
As the body being enclosed on outside on the periphery wall of drive shaft 5, in short, the other end of slide plate 6 can be only against in any manner
On the periphery wall of drive shaft 5.
It follows that the space between the internal perisporium of outside cylinder 1 and the periphery wall of inside cylinder 4 is separated into first by slide plate 6
The suction muffler 15 of compression chamber 14 and first, the space between the periphery wall of drive shaft 5 and the internal perisporium of inside cylinder 4 are separated by slide plate 6
Into the second compression chamber 40 and the second suction muffler 41, the suction hole 11 of first row stomata 10 and first is respectively distributed in circumferential direction
The both sides of slide plate 6, the first opening and the second opening 53 are respectively distributed to the both sides of slide plate 6 in circumferential direction.
It is understood that the assembly relation between slide plate 6 and inside cylinder 4 should be ensured that slide plate 6 can be with respect to inside cylinder 4
It is mobile, but the refrigerant in inside cylinder 4 cannot be introduced into the space between inside cylinder 4 and outside cylinder 1.
Wherein because drive shaft 5 can drive outside cylinder 1 to rotate, slide plate 6 is fixed on outside cylinder 1, and slide plate 6 is another
End is only against in drive shaft 5 through inside cylinder 4, therefore when outside cylinder 1 rotates, outside cylinder 1 drives inside cylinder 4 by slide plate 6
Around its own center axis thereof, i.e. inside cylinder 4 can produce rotation.
It is understood that being provided with first row air valve at first row stomata 10, second exhaust is provided with second row stomata 51
Valve, while will also be appreciated that compressor 100 also includes motor, Housing seal member, reservoir and base etc. and aids in zero
Part, motor are connected with drive shaft 5 to drive drive shaft 5 to rotate, and reservoir is connected with the pipeline and gas returning port of refrigeration system,
Housing can be located on base, and Housing seal member can be used for seal casinghousing with so that housing is formed as a closed container.
As Figure 2-Figure 5, inside cylinder 4 and outside cylinder 1 rotate counterclockwise, and refrigerant is drawn into first from the first suction hole 11
In suction muffler 15, during outside cylinder 1 rotates, the volume of the first suction muffler 15 becomes larger, the appearance of the first compression chamber 14
Product is gradually reduced to be compressed to refrigerant, when the refrigerant pressure in the first compression chamber 14 reaches pressure at expulsion, first exhaust
Valve is opened, and the refrigerant in the first compression chamber 14 is from the row of first row stomata 10 to exhaust outlet to be discharged to outside housing.
Refrigerant is drawn into the second suction muffler 41 from the second suction hole 50, during inside cylinder 4 rotates, the second air-breathing
The volume of chamber 41 is become larger, and the volume of the second compression chamber 40 is gradually reduced to be compressed to refrigerant, when the second compression chamber 40
When interior refrigerant pressure reaches pressure at expulsion, second row air valve is opened, and the refrigerant in the second compression chamber 40 is from second row stomata 51
Arrange to exhaust outlet to be discharged to outside housing.
In short, compressor 100 according to embodiments of the present invention, compression process and outside cylinder 1 and interior gas in inside cylinder 4
The compression process in the space between cylinder 4 is separate, two independent compression processes is thus formed, in this compression mechanism
In due to two compression processes be present, and two compression processes occur and independently of each other, each complete the suction of oneself simultaneously
Gas process, the efficiency of compressor 100 can be improved.
Compressor 100 according to embodiments of the present invention, by provided with inside cylinder 4, outside cylinder 1, slide plate 6 and drive shaft 5, because
Formed with the first suction muffler 15 and the first compression chamber 14 between this outside cylinder 1 and inside cylinder 4, shape between inside cylinder 4 and drive shaft 5
Into the compression process and the second air-breathing for having the second suction muffler 41 and the second compression chamber 40, the first suction muffler 15 and the first compression chamber 14
The compression process of the compression chamber 40 of chamber 41 and second occurs and independently of each other, each completes the suction and discharge process of oneself simultaneously, can be with
It is obviously improved the efficiency of compressor 100.Simultaneously because two independent compression processes are realized in a seal casinghousing, equivalent to
Two compressors 100 work, it is only necessary to the auxiliary component such as a motor, Housing seal member, reservoir and base, compressor 100
Total number of components will substantially reduce, realize the lighting of compressor 100, the effect of cost degradation.
As shown in figure 1, in a particular embodiment of the present invention, the downside of outside cylinder 1 is opened wide, the lower end of outside cylinder 1 can turn
It is located at dynamicly on supplementary bearing 3.Thus the upper surface of supplementary bearing 3 limits the bottom wall of the first suction muffler 15 and the first compression chamber 14,
So that the structure of outside cylinder 1 is simple.In Fig. 1 specific example, the lower end of outside cylinder 1 includes placement section 12 and sheath portion
13, sheath portion 13 is extended downwardly from the outer end of placement section 12, and placement section 12 is placed on the upper surface of supplementary bearing 3, sheath portion 13
It is enclosed on the periphery wall of supplementary bearing 3, so as to can not only play the purpose for the rotation direction for limiting outside cylinder 1, and can carries outside
Seal between high supplementary bearing 3 and outside cylinder 1.
As shown in figure 1, in further embodiment of the present invention, the downside of inside cylinder 4 is opened wide, the upper surface of supplementary bearing 3
Annular groove is provided with, the lower end of inside cylinder 4 is rotatably arranged in annular groove.Thus the upper surface of supplementary bearing 3 limits second
The bottom wall of the compression chamber 40 of suction muffler 41 and second, so as to by provided with annular groove, it is ensured that the rotation direction of inside cylinder 4, and
Secondary refrigerant leakage in inside cylinder 4 can be avoided in the space between inside cylinder 4 and outside cylinder 1.
In the example of fig. 1, the open upper end of inside cylinder 4, the upper surface of inside cylinder 4 contact with the inner roof wall of outside cylinder 1,
The inner roof wall of outside cylinder 1 limits the roof of the second suction muffler 41 and the second compression chamber 40.That is, inside cylinder 4 is formed as
The unlimited cylindrical shape of hollow and upper and lower sides, so that the structure of inside cylinder 4 is simple.
In a particular embodiment of the present invention, as shown in figure 1, limiting upper flowing lumen spaced apart up and down in drive shaft 5
Room 54 and lower flowing lumen room 55, the upper surface of upper flowing lumen room 54 are opened wide to limit the second suction hole 50, lower flowing lumen room 55
Lower surface open wide to limit second row stomata 51, the exhaust chamber connected with second row stomata 51 is limited in supplementary bearing 3
30, exhaust chamber 30 connects with exhaust outlet, is drained into from the refrigerant of the second compression chamber 40 discharge in the exhaust chamber 30 of supplementary bearing 3
It is discharged to again from exhaust outlet outside housing.Of course, it should be understood that the setting means of the second suction hole 50 and second row stomata 51 is not
It is limited to this, such as the second suction hole 50 can be located in the side wall of flowing lumen room 54, second row stomata 51 can be located at dirty
In the side wall of cavity room 55.Exhaust chamber 30 can also be located on base bearing 2 simultaneously, as long as ensureing that the second suction hole 50 is inhalable
Refrigerant and from second row stomata 51 discharge refrigerant can be discharged to from exhaust outlet outside housing.
In the specific example of the present invention, the refrigerant discharged from first row stomata 10 can also be drained into the row of supplementary bearing 3
It is discharged to again from exhaust outlet outside housing in gas chamber 30.
The compressor 100 of embodiment according to a second aspect of the present invention is described in detail below with reference to Fig. 6-Figure 10.
As shown in Fig. 6-Figure 10, compressor 100 according to embodiments of the present invention, including:Hollow outside cylinder 1, base bearing
2nd, supplementary bearing 3, hollow inside cylinder 4, drive shaft 5 and slide plate 6, wherein it is possible to understand, compressor 100 also includes housing,
Outside cylinder 1, base bearing 2, supplementary bearing 3, inside cylinder 4, drive shaft 5 and slide plate 6 form the compression mechanism of compressor 100, the compression
Mechanism is located in housing, and housing is provided with exhaust outlet and gas returning port.
Outside cylinder 1 is provided with first row stomata 10, i.e. first row stomata 10 runs through outside cylinder 1 in radial directions, and first
Steam vent 10 is connected with the exhaust outlet on housing.Base bearing 2 is located on the upper surface of outside cylinder 1, and supplementary bearing 3 is located at outside cylinder 1
Lower surface on, in short, base bearing 2 and supplementary bearing 3 are respectively provided on the upper and lower end face of outside cylinder 1, the relative main of outside cylinder 1
Hold 2 and supplementary bearing 3 it is rotatable.Wherein base bearing 2 and/or supplementary bearing 3 can be fixed on the inwall of housing.
Inside cylinder 4 is rotatably arranged in outside cylinder 1 around its center axis, inside cylinder 4 and the eccentric setting of outside cylinder 1, interior
A part for the periphery wall of cylinder 4 contacts with a part for the internal perisporium of outside cylinder 1, that is to say, that the central axis of inside cylinder 4
It is misaligned with the central axis of outside cylinder 1, during outside cylinder 1 and inside cylinder 4 rotate, some inside cylinder 4 all the time
Periphery wall and outside cylinder 1 internal perisporium contact.The perisporium of inside cylinder 4 is provided with second row stomata 51, i.e. second row stomata 51
Run through inside cylinder 4 in radial directions.
The lower end of drive shaft 5, to be located on supplementary bearing 3, is set through base bearing 2, outside cylinder 1 and inside cylinder 4 in drive shaft 5
There is suction hole 56, suction hole 56 connects with the gas returning port on housing, the periphery wall of the part in inside cylinder 4 of drive shaft 5
It is provided with the opening 57 connected with suction hole 56.
One end of slide plate 6 is fixed on the internal perisporium of outside cylinder 1, and the other end of slide plate 6 is extend into inside cylinder 4 and all the time
Only it is against on the periphery wall of drive shaft 5, wherein drive shaft 5, which rotates, drives outside cylinder 1 to be rotated around its center axis.Drive shaft 5
Central axis overlaps setting with the central axis of outside cylinder 1.Preferably, slide plate 6 and outside cylinder 1 are formed in one part.It is wherein sliding
The other end of piece 6 can be fixed in drive shaft 5 part that is for example formed in one with drive shaft 5, and the other end of slide plate 6 can be with shape
As the body being enclosed on outside on the periphery wall of drive shaft 5, in short, the other end of slide plate 6 can be only against in any manner
On the periphery wall of drive shaft 5.
It follows that the space between the internal perisporium of outside cylinder 1 and the periphery wall of inside cylinder 4 is separated into first by slide plate 6
The suction muffler 15 of compression chamber 14 and first, the space between the periphery wall of drive shaft 5 and the internal perisporium of inside cylinder 4 are separated by slide plate 6
Into the second compression chamber 40 and the second suction muffler 41, the first suction muffler 15 and the second compression chamber 40 can be connected by second row stomata 51
Logical, the second suction muffler 41 connects with suction hole 56.
Wherein because drive shaft 5 can drive outside cylinder 1 to rotate, slide plate 6 is fixed on outside cylinder 1, and slide plate 6 is another
End is only against in drive shaft 5 through inside cylinder 4, therefore when outside cylinder 1 rotates, outside cylinder 1 drives inside cylinder 4 by slide plate 6
Around its own center axis thereof, i.e. inside cylinder 4 can produce rotation.
It is understood that being provided with first row air valve at first row stomata 10, second exhaust is provided with second row stomata 51
Valve, while will also be appreciated that compressor 100 also includes motor, Housing seal member, reservoir and base etc. and aids in zero
Part, motor are connected with drive shaft 5 to drive drive shaft 5 to rotate, and reservoir is connected with the pipeline and gas returning port of refrigeration system,
Housing can be located on base, and Housing seal member can be used for seal casinghousing with so that housing is formed as a closed container.
As shown in Fig. 7-Figure 10, inside cylinder 4 and outside cylinder 1 rotate clockwise, and low pressure refrigerant is drawn into from suction hole 56
In two suction mufflers 41, during inside cylinder 4 rotates, the volume of the second suction muffler 41 becomes larger, the appearance of the second compression chamber 40
Product is gradually reduced to be compressed to refrigerant, after the refrigerant pressure in the second compression chamber 40 reaches intermediate exhaust pressure, second
Air bleeding valve is opened, and the refrigerant in the second compression chamber 40 is drained into the first suction muffler 15 from second row stomata 51.
During outside cylinder 1 rotates, the volume of the first suction muffler 15 becomes larger, the volume of the first compression chamber 14 by
The decrescence small refrigerant progress second-compressed with to passing through first compression, when the refrigerant pressure of the first compression chamber 14 reaches pressure at expulsion
Afterwards, first row air valve is opened, and the refrigerant in the first compression chamber 14 is from the row of first row stomata 10 to exhaust outlet to be discharged to outside housing.
Pass through again in short, being discharged into from gas returning port after the refrigerant in housing first passes through the first second compression of the second compression chamber 40
After second second compression of the first compression chamber 14, discharge from first row stomata 10, be finally discharged to from exhaust outlet outside housing.So as to pass through
Above-mentioned compression mechanism, to realize the classification of compression process so that the pressure ratio in each compression process reduces, and leakage also can phase
The reduction answered, it is possible to achieve the lifting of compression efficiency.The compression mechanism can be with high pressure refrigerant, for example carbon dioxide is cold
Matchmaker, it will be more conducive to improve the performance of compressor 100.
Compressor 100 according to embodiments of the present invention, by provided with inside cylinder 4, outside cylinder 1, slide plate 6 and drive shaft 5, because
Formed with the first suction muffler 15 and the first compression chamber 14 between this outside cylinder 1 and inside cylinder 4, shape between inside cylinder 4 and drive shaft 5
Into having the second suction muffler 41 and the second compression chamber 40, enter in the first compression chamber 14 from the refrigerant of the second compression chamber 40 discharge
The second compression of row second, realizes the classification of compression process, and the pressure ratio in each compression process can be caused to reduce, and leakage also can
It is corresponding to reduce, it is possible to achieve the lifting of compression efficiency.Simultaneously because realize two-stage compression, compressor in an internal plane
The more conventional split-compressor of 100 amount of parts greatly reduces.
As shown in fig. 6, in a particular embodiment of the present invention, the downside of outside cylinder 1 is opened wide, the lower end of outside cylinder 1 can turn
It is located at dynamicly on supplementary bearing 3.Thus the upper surface of supplementary bearing 3 limits the bottom wall of the first suction muffler 15 and the first compression chamber 14,
So that the structure of outside cylinder 1 is simple.In Fig. 6 specific example, the lower end of outside cylinder 1 includes placement section 12 and sheath portion
13, sheath portion 13 is extended downwardly from the outer end of placement section 12, and placement section 12 is placed on the upper surface of supplementary bearing 3, sheath portion 13
It is enclosed on the periphery wall of supplementary bearing 3, so as to can not only play the purpose for the rotation direction for limiting outside cylinder 1, and can carries outside
Seal between high supplementary bearing 3 and outside cylinder 1.
As shown in fig. 6, in further embodiment of the present invention, the downside of inside cylinder 4 is opened wide, the upper surface of supplementary bearing 3
Annular groove is provided with, the lower end of inside cylinder 4 is rotatably arranged in annular groove.Thus the upper surface of supplementary bearing 3 limits second
The bottom wall of the compression chamber 40 of suction muffler 41 and second, so as to by provided with annular groove, it is ensured that the rotation direction of inside cylinder 4, and
Secondary refrigerant leakage in inside cylinder 4 can be avoided in the space between inside cylinder 4 and outside cylinder 1.
In the example of fig. 6, the open upper end of inside cylinder 4, the upper surface of inside cylinder 4 contact with the inner roof wall of outside cylinder 1,
The inner roof wall of outside cylinder 1 limits the roof of the second suction muffler 41 and the second compression chamber 40.That is, inside cylinder 4 is formed as
The unlimited cylindrical shape of hollow and upper and lower sides, so that the structure of inside cylinder 4 is simple.
In a particular embodiment of the present invention, as shown in fig. 6, limiting circulation chamber 58 in drive shaft 5, circulate chamber 58
Lower surface open wide to limit suction hole 56, the air-breathing chamber 31 connected with suction hole 56, suction muffler are limited in supplementary bearing 3
Room 31 connects with gas returning port, enters from the refrigerant that gas returning port is discharged into housing by air-breathing chamber 31, suction hole 56 and opening 57
Into the second suction muffler 41.Of course, it should be understood that the setting means not limited to this of suction hole 56, such as suction hole 56 can be set
In the side wall of circulation chamber 58.Air-breathing chamber 31 can also be located on base bearing 2 simultaneously, as long as ensureing that suction hole 56 is inhalable
Refrigerant.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (9)
- A kind of 1. compressor, it is characterised in that including:Hollow outside cylinder, the outside cylinder are provided with first row stomata and the first suction hole;Base bearing and supplementary bearing, the base bearing and the supplementary bearing are respectively provided on the upper and lower end face of the outside cylinder;Hollow inside cylinder, the inside cylinder are rotatably arranged in the outside cylinder around its center axis, the inside cylinder and The outside cylinder eccentric setting, a part for the periphery wall of the inside cylinder and a part for the internal perisporium of the outside cylinder connect Touch;The base bearing, the outside cylinder and the inside cylinder are run through to be located at the pair in drive shaft, the lower end of the drive shaft On bearing, the drive shaft is provided with the second suction hole and second row stomata, and the drive shaft is located in the inside cylinder Partial periphery wall is provided with the first opening connected with second suction hole and connected with the second row stomata second Opening;Slide plate, one end of the slide plate are fixed on the internal perisporium of the outside cylinder, and the other end of the slide plate extend into described In inside cylinder and only it is against all the time on the periphery wall of the drive shaft, wherein the drive shaft turns drive the outside cylinder around it Center axis thereof.
- 2. compressor according to claim 1, it is characterised in that the downside of the outside cylinder is opened wide, the outside cylinder Lower end is rotatably arranged on the supplementary bearing.
- 3. compressor according to claim 2, it is characterised in that the downside of the inside cylinder is opened wide, the supplementary bearing Upper surface is provided with annular groove, and the lower end of the inside cylinder is rotatably arranged in the annular groove.
- 4. compressor according to claim 1, it is characterised in that upstream spaced apart up and down is limited in the drive shaft Cavity room and lower flowing lumen room, the upper surface of the upper flowing lumen room is opened wide to limit second suction hole, described to flow down The lower surface of cavity room is opened wide to limit the second row stomata, is limited in the supplementary bearing and is connected with the second row stomata Logical exhaust chamber.
- 5. compressor according to claim 1, it is characterised in that the slide plate and the outside cylinder are formed in one part.
- A kind of 6. compressor, it is characterised in that including:Hollow outside cylinder, the outside cylinder are provided with first row stomata;Base bearing and supplementary bearing, the base bearing and the supplementary bearing are respectively provided on the upper and lower end face of the outside cylinder;Hollow inside cylinder, the inside cylinder are rotatably arranged in the outside cylinder around its center axis, the inside cylinder and The outside cylinder eccentric setting, a part for the periphery wall of the inside cylinder and a part for the internal perisporium of the outside cylinder connect Touch, the perisporium of the inside cylinder is provided with second row stomata;The base bearing, the outside cylinder and the inside cylinder are run through to be located at the pair in drive shaft, the lower end of the drive shaft On bearing, the drive shaft is provided with suction hole, is set on the periphery wall of the part in the inside cylinder of the drive shaft There is the opening connected with the suction hole, the refrigerant that the compressor sucks is in the inside cylinder all by the first second compression Pass through the second second compression of the outside cylinder again afterwards;Slide plate, one end of the slide plate are fixed on the internal perisporium of the outside cylinder, and the other end of the slide plate extend into described In inside cylinder and only it is against all the time on the periphery wall of the drive shaft, wherein the drive shaft turns drive the outside cylinder around it Center axis thereof;The downside of the outside cylinder is opened wide, and the lower end of the outside cylinder is rotatably arranged on the supplementary bearing.
- 7. compressor according to claim 6, it is characterised in that the downside of the inside cylinder is opened wide, the supplementary bearing Upper surface is provided with annular groove, and the lower end of the inside cylinder is rotatably arranged in the annular groove.
- 8. compressor according to claim 6, it is characterised in that circulation chamber, the stream are limited in the drive shaft The lower surface of cavity room is opened wide to limit the suction hole, and the air-breathing connected with the suction hole is limited in the supplementary bearing Chamber.
- 9. compressor according to claim 6, it is characterised in that the slide plate and the outside cylinder are formed in one part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510053966.6A CN104763633B (en) | 2015-02-02 | 2015-02-02 | Compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510053966.6A CN104763633B (en) | 2015-02-02 | 2015-02-02 | Compressor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104763633A CN104763633A (en) | 2015-07-08 |
CN104763633B true CN104763633B (en) | 2018-02-13 |
Family
ID=53645658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510053966.6A Active CN104763633B (en) | 2015-02-02 | 2015-02-02 | Compressor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104763633B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111963429B (en) * | 2020-07-24 | 2021-07-06 | 珠海格力电器股份有限公司 | Pump body subassembly, compressor and air conditioner |
CN114294227B (en) * | 2021-12-29 | 2022-09-13 | 苏州吉尼尔机械科技有限公司 | Vacuum generator |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2525282Y (en) * | 2001-11-27 | 2002-12-11 | 西安交通大学 | Jacket cylinder type rolling rotor compressor |
CN1946939A (en) * | 2004-04-23 | 2007-04-11 | 大金工业株式会社 | Rotating fluid machine |
CN103912497A (en) * | 2012-12-28 | 2014-07-09 | Lg电子株式会社 | Compressor |
CN104254692A (en) * | 2012-04-26 | 2014-12-31 | 南洋理工大学 | A vane mechanism |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100850845B1 (en) * | 2004-04-23 | 2008-08-06 | 다이킨 고교 가부시키가이샤 | Rotating fluid machine |
CN101655091B (en) * | 2005-05-23 | 2011-08-24 | 大金工业株式会社 | Rotary compressor |
-
2015
- 2015-02-02 CN CN201510053966.6A patent/CN104763633B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2525282Y (en) * | 2001-11-27 | 2002-12-11 | 西安交通大学 | Jacket cylinder type rolling rotor compressor |
CN1946939A (en) * | 2004-04-23 | 2007-04-11 | 大金工业株式会社 | Rotating fluid machine |
CN104254692A (en) * | 2012-04-26 | 2014-12-31 | 南洋理工大学 | A vane mechanism |
CN103912497A (en) * | 2012-12-28 | 2014-07-09 | Lg电子株式会社 | Compressor |
Also Published As
Publication number | Publication date |
---|---|
CN104763633A (en) | 2015-07-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106089711B (en) | Multi-cylinder rotation compressor and refrigerating circulatory device with it | |
CN206221247U (en) | Rotary compressor and the air-conditioning system with it | |
CN105697369B (en) | Scroll compressor | |
JP2010107178A (en) | Refrigeration apparatus | |
CN104806522B (en) | Rotary compressor and with its refrigerating plant | |
JP2015129475A (en) | Electric compressor | |
CN104763633B (en) | Compressor | |
CN205638916U (en) | Scroll compressor | |
CN203655636U (en) | Low-backpressure compressor | |
CN207393482U (en) | Rolling rotor-type air injection enthalpy-increasing compressor | |
CN102549264A (en) | Scroll compressor | |
CN103582762B (en) | Hermetic type compressor and refrigerating circulatory device | |
CN104632617A (en) | Scroll compressor and air conditioner including the same | |
CN105805014B (en) | Multi-cylinder rotation compressor | |
JPS59155580A (en) | Capacity control type compressor | |
CN105179239A (en) | Rotary compressor and compression mechanism thereof | |
CN108005901A (en) | Low backpressure rotary compressor | |
CN206299566U (en) | Rotary compressor and freezing cycle device | |
JP5401899B2 (en) | Refrigeration equipment | |
CN104110363B (en) | Compressor and refrigeration cycling device provided with same | |
CN105201833B (en) | Compressor | |
CN205136014U (en) | Oval rotor rotary compressor of vertical totally closed doublestage | |
CN107110160B (en) | Multi-cylinder hermetic type compressor | |
CN110318971A (en) | Piston compressor | |
CN108431421A (en) | Helical-lobe compressor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |