CN105952646B - The cylinder of compressor and there is its compressor - Google Patents
The cylinder of compressor and there is its compressor Download PDFInfo
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- CN105952646B CN105952646B CN201610436773.3A CN201610436773A CN105952646B CN 105952646 B CN105952646 B CN 105952646B CN 201610436773 A CN201610436773 A CN 201610436773A CN 105952646 B CN105952646 B CN 105952646B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- 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
- 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
- F04C18/3566—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 more than line or surface
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of cylinder of compressor and there is its compressor, the cylinder includes the first cylinder body, the second cylinder body and the 3rd cylinder body.Compression chamber is limited in first cylinder body, the second cylinder body is set around a part of outer peripheral face of the first cylinder body, and the 3rd cylinder body is set around another part outer peripheral face of the first cylinder body, has closed cavity between the 3rd cylinder body and the first cylinder body.According to the cylinder of the compressor of the present invention, the heat transfer efficiency of cylinder wall can be reduced by the cavity of setting, so as to can significantly be reduced in compressor operating in heat transfer to the compression chamber on the outside of cylinder, the suction side of cylinder can be avoided to lose cold because being caused air-breathing to expand by heat-flash, and then the performance of compressor can be improved.
Description
Technical field
The present invention relates to Compressor Technology field, a kind of cylinder more particularly, to compressor and there is its compressor.
Background technology
In correlation technique, at work, the machine winding of rotary compressor can produce substantial amounts of heat to rotary compressor,
And there is the refrigerant of HTHP in the housing of rotary compressor so that the shell body temperature of rotary compressor is higher.This
A little heats can be transferred in cylinder by bearing, cylinder wall etc., cause the suction side of cylinder to be caused air-breathing to expand by heat-flash and damaged
Cold is lost, so as to reduce the performance of rotary compressor.
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 carries
Go out a kind of cylinder of compressor, the cylinder can improve the performance of compressor.
The invention also provides a kind of compressor with above-mentioned cylinder.
The cylinder of the compressor of embodiment according to a first aspect of the present invention, including：First cylinder body, first cylinder body is interior to be limited
Make compression chamber；Second cylinder body, second cylinder body are set around a part of outer peripheral face of first cylinder body；3rd cylinder body,
3rd cylinder body is set around another part outer peripheral face of first cylinder body, the 3rd cylinder body and first cylinder body it
Between there is closed cavity.
The cylinder of compressor according to embodiments of the present invention, by by cylinder be arranged to by the first cylinder body, the second cylinder body and
3rd cylinder body forms, and limits compression chamber in the first cylinder body, has closed cavity between the 3rd cylinder body and the first cylinder body, by
This can reduce the heat transfer efficiency of cylinder wall by the cavity of setting, so as to can significantly reduce gas in compressor operating
In heat transfer to compression chamber on the outside of cylinder, the suction side of cylinder can be avoided to be lost because being caused air-breathing to expand by heat-flash cold
Amount, and then the performance of compressor can be improved.
According to some embodiments of the present invention, the cavity is located at the inside of the 3rd cylinder body.
According to some embodiments of the present invention, the end face of direction first cylinder body of the 3rd cylinder body is opened wide, described
The cavity is limited between the outer peripheral face of 3rd cylinder body and first cylinder body.
According to some embodiments of the present invention, at least open at one end in the circumferential both ends of the 3rd cylinder body is spacious to form
Beginning, the open end are connected with the circumferential end faces of second cylinder body to form the cavity.
According to some embodiments of the present invention, second cylinder body is put with circumferentially-spaced open up of the 3rd cylinder body.
According to some embodiments of the present invention, the cavity extends in the whole circumferential lengths direction of the 3rd cylinder body
On.
According to some embodiments of the present invention, the 3rd cylinder body is arranged concentrically with first cylinder body, and/or described
Two cylinder bodies are arranged concentrically with first cylinder body.
According to some embodiments of the present invention, the 3rd cylinder body is formed by steel profile spinning.
According to some embodiments of the present invention, first cylinder body is steel pipe.
According to some embodiments of the present invention, it is welded to connect between first cylinder body and second cylinder body, and/or institute
State and be welded to connect between the first cylinder body and the 3rd cylinder body.
The compressor of embodiment according to a second aspect of the present invention, including：According to the above-mentioned first aspect embodiment of the present invention
The cylinder of compressor.
The compressor of embodiment according to a second aspect of the present invention, by setting above-mentioned cylinder, compressor can be improved
Performance.
Brief description of the drawings
Fig. 1 is the schematic diagram of compressor according to embodiments of the present invention；
Fig. 2 is the schematic diagram of the cylinder of compressor according to an embodiment of the invention；
Fig. 3 is Fig. 2 explosive view；
Fig. 4 is the schematic diagram of the cylinder of compressor in accordance with another embodiment of the present invention；
Fig. 5 is Fig. 4 explosive view.
Reference：
Compressor 100,
Cylinder 1, the first cylinder body 11, compression chamber 111, the second cylinder body 12, the 3rd cylinder body 13, open end 131, cavity 14,
Gap 15,
Housing 2, motor 3, bent axle 4, eccentric part 41, upper bearing (metal) 5, lower bearing 6, reservoir 7, air intake duct 8, piston 9.
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 ", " length ", " thickness ", " on ", " under ", " perpendicular
Directly ", the orientation of the instruction such as " level ", " top ", " bottom ", " interior ", " outer ", " axial direction ", " radial direction ", " circumference " or position relationship are base
In orientation shown in the drawings or position relationship, description description of the invention and simplified, rather than instruction or hint are for only for ease of
Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
The limitation of 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.
The cylinder 1 of compressor 100 according to embodiments of the present invention is described below with reference to Fig. 1-Fig. 5.
As Figure 1-Figure 5, the cylinder 1 of the compressor 100 of embodiment, including the first cylinder body according to a first aspect of the present invention
11st, the second cylinder body 12 and the 3rd cylinder body 13.
Specifically, compression chamber 111 is limited in the first cylinder body 11, such as the first cylinder body 11 is formed as tubular, the first cylinder
The inside of body 11 has above-mentioned compression chamber 111.Second cylinder body 12 is set around a part of outer peripheral face of the first cylinder body 11, and the 3rd
Cylinder body 13 is set around another part outer peripheral face of the first cylinder body 11, is had between the 3rd cylinder body 13 and the first cylinder body 11 closed
Cavity 14.The heat transfer efficiency of the wall of cylinder 1 can be reduced from there through the cavity 14 of setting, so that can when compressor 100 works
Significantly to reduce the heat in the outside of cylinder 1 (for example, high temperature in heat caused by the winding of motor 3 of compressor 100, housing 2
The heat of the refrigerant of high pressure) it is transferred in compression chamber 111, the suction side of cylinder 1 can be avoided because being caused air-breathing swollen by heat-flash
It is swollen and lose cold, improve the performance of compressor 100.
It is understood that when the suction side of cylinder 1 is by heat-flash, the refrigerant heats expansion of suction can be caused, so as to
The amount for the refrigerant that compressor 100 sucks within the unit interval can be reduced, so as to which the performance of compressor 100 can be reduced, influences to press
The refrigeration of contracting machine 100.By the cavity 14 being located between the 3rd cylinder body 13 of cylinder 1 and the first cylinder body 11, can play
Good heat-blocking action, so as to avoid the suction side of cylinder 1 from losing cold because being caused air-breathing to expand by heat-flash, Jin Erke
To improve the performance of compressor 100.
Alternatively, cooling medium can also be filled in cavity 14, such as cooling medium can be the refrigeration with compressor 100
Agent identical medium, or other kinds of cooling medium.Cooling medium can cool down to cylinder 1, so as to
Further improve the performance of compressor 100.Further, the cooling medium in cavity 14 can be exchanged heat with the external world, with right
Cooling medium is cooled.For example, the cooling device connected with cavity 14 can be set, during compressor 100 works,
Cooling medium can be flowed into cooling device and cooled down, and then be back flowed back into cavity 14, form following for cooling medium
Ring utilizes.
It should be noted that the second cylinder body 12 can be located at the second cylinder as the matrix for setting vane slot, vane slot
On body 12, vane slot extends radially inwardly along cylinder 1 and sequentially passes through the inwall of the second cylinder body 12, in the first cylinder body 11
Wall.
In addition, compared with the cylinder of traditional compressor, the cylinder 1 of the application sets the 3rd in the outside of the first cylinder body 11
Cylinder body 13, the 3rd cylinder body 13 and the second cylinder body 12 are centered around the outside of the first cylinder body 11, so that the structure of compressor 100
It is more reasonable, well-balanced, so as to so that cylinder 1 has higher intensity and rigidity, it is possible to reduce the assembly deflections of cylinder 1 and compression
Pump housing de-or gap during machine 100 is run caused by pressure heat caused by deformation.
The cylinder 1 of compressor 100 according to embodiments of the present invention, by the way that cylinder 1 is arranged to by the first cylinder body 11, second
The cylinder body 13 of cylinder body 12 and the 3rd is formed, and compression chamber 111 is limited in the first cylinder body 11, the 3rd cylinder body 13 and the first cylinder body 11 it
Between there is closed cavity 14, the heat transfer efficiency of the wall of cylinder 1 can be reduced from there through the cavity 14 of setting, so as in compressor
In heat transfer to the compression chamber 111 that the outside of cylinder 1 can be significantly reduced during 100 work, the air-breathing of cylinder 1 can be avoided
Cold is lost in side because being caused air-breathing to expand by heat-flash, and then can improve the performance of compressor 100.
Cylinder 1 below with reference to Fig. 2-Fig. 5 descriptions according to the compressor 100 of the multiple embodiments of the present invention.
Embodiment one,
Reference picture 2 and Fig. 3, in the present embodiment, cylinder 1 include the first cylinder body 11, the second cylinder body 12 and the 3rd cylinder body 13.
First cylinder body 11 is formed as tubular, and compression chamber 111 is limited in the first cylinder body 11.Second cylinder body 12 surrounds the one of the first cylinder body 11
Portion perimeter face is set, and the 3rd cylinder body 13 is set around another part outer peripheral face of the first cylinder body 11.The circumference of 3rd cylinder body 13
Length can be more than the circumferential lengths of the second cylinder body 12, for example, the 3rd cylinder body 13 can surround the most of outer of the first cylinder body 11
Side face is set.Thus, it is possible to increase the installation space of above-mentioned cavity 14, so as to increase the heat-insulated area in cylinder 1, play
More preferable effect of heat insulation, further improve the performance of compressor 100.
3rd cylinder body 13 can be arranged concentrically with the first cylinder body 11, or the second cylinder body 12 and the first cylinder body 11 can be made same
The heart is set, or the second cylinder body 12, the 3rd cylinder body 13, the first cylinder body 11 can also be made to be arranged concentrically.It is possible thereby to make cylinder 1
It is rational in infrastructure, well-balanced, also allow for cylinder 1 positioning assembling.
The end face of the first cylinder body of direction 11 of 3rd cylinder body 13 is opened wide, the outer peripheral face of the 3rd cylinder body 13 and the first cylinder body 11 it
Between limit cavity 14.Thus, by the unlimited end face of the first cylinder body of periphery face closure 11 of the first cylinder body 11 to limit sky
Chamber 14, and the structure of cylinder 1 can be simplified and materials can be reduced, it is cost-effective.Alternatively, cavity 14 extends in the 3rd cylinder
On the whole circumferential lengths direction of body 13.Thus, it is possible to increase the size of the internal cavity 14 of the 3rd cylinder body 13, so as to so that cylinder
1 side wall has more preferable effect of heat insulation, can further improve the performance of compressor 100.
Further, at least open at one end in the circumferential both ends of the 3rd cylinder body 13 is to form open end 131, open end
131 are connected with the circumferential end faces of the second cylinder body 12 to form cavity 14.For example, one end in the circumferential both ends of the 3rd cylinder body 13
For above-mentioned open end 131 when, the open end 131 is connected with the circumferential end faces of the second cylinder body 12, so as to form closed sky
Chamber 14.In another example when being above-mentioned open end 131 at the circumferential both ends of the 3rd cylinder body 13, two cylinder bodies of open end 131 and second
12 circumferential two end faces are respectively connected with, so as to form the cavity 14 of sealing.By by the circumferential both ends of the 3rd cylinder body 13
In at least one end be arranged to above-mentioned open end 131, can further simplify the structure of cylinder 1, reduce materials, it is cost-effective.
Alternatively, the first cylinder body 11 is steel pipe, the first cylinder body 11 can by the steel pipe cutting of the strip of corresponding caliber and
Into.It is possible thereby to improve the intensity and rigidity of cylinder 1, and the weight of cylinder 1 can be mitigated.
Second cylinder body 12 can also be steel part, such as can (" the big footpath " is relative with the first cylinder body 11 by big footpath
For caliber) steel pipe circumferentially cuts into several pieces, and it can take and one of be used as the second cylinder body 12.Thus, it is easy to the logical of cylinder 1
Designed with changing, reduce processing cost.
Alternatively, the 3rd cylinder body 13 can be formed by steel profile spinning.It is possible thereby to the intensity and rigidity of cylinder 1 are improved,
And the weight of cylinder 1 can be mitigated.For example, and threeth cylinder body 13 unlimited in the end face of the first cylinder body of direction 11 of the 3rd cylinder body 13
Circumferential open at both ends when, the 3rd cylinder body 13 can be formed using channel-section steel spinning.
The first cylinder body 11 be steel pipe, the second cylinder body 12 is steel part and the 3rd cylinder body 13 is formed by steel profile spinning when, can
To significantly decrease the weight of cylinder 1, compared with traditional cylinder using solid casting, cylinder 1 of the invention can be reduced
Weight more than 20%, and simultaneously can be with the intensity and rigidity of lifting cylinder 1.In addition, also reduce adding for roughing process simultaneously
Work cost.
The internal face of first cylinder body 11 can carry out Wear-resistant Treatment, such as can carry out phosphorus to the internal face of the first cylinder body 11
Change, molybdenum etc. are surface-treated.
Alternatively, between the first cylinder body 11 and the second cylinder body 12 can use be welded to connect (such as filler stove weldering, Laser Welding
Connect), either between the first cylinder body 11 and the 3rd cylinder body 13 by be welded to connect or the second cylinder body 12, the 3rd cylinder body 13 with
Use and be welded to connect between first cylinder body 11.In the above-described embodiment, the cylinder body of open end 131 and second of the 3rd cylinder body 13
It can also use and be welded to connect between 12 circumferential end faces.Thus, being linked and packed between each part of cylinder 1 is facilitated, and can
To ensure bonding strength.
Embodiment two,
The cylinder 1 of compressor 100 in the present embodiment the difference is that only the 3rd cylinder body 13 with above-described embodiment one
Structure and the matching relationship of the 3rd cylinder body 13 and the second cylinder body 12.
Reference picture 4 and Fig. 5, in the present embodiment, the second cylinder body 12 are put with 13 circumferentially-spaced open up of the 3rd cylinder body, are thus existed
Gap 15 is left between the second cylinder body 12 and the 3rd cylinder body 13 in circumferential direction, the size in the gap 15 can be according to mounting process
Need to set.By setting the gap 15 of suitable size, it is easy to the company of the second cylinder body 12, the 3rd cylinder body 13 and the first cylinder body 11
Connect, while the effect of heat insulation of cylinder 1 can be ensured.It is understood that now the circumferential both ends of the 3rd cylinder body 13 are closings,
It is possible thereby to ensure the seal of cavity 14.
The above-mentioned embodiment enumerated is that cylinder 1 is also according to the part of the embodiment of the cylinder 1 of compressor 100 of the present invention
Following several embodiments can be included：
1) cavity 14 can be located at the inside of the 3rd cylinder body 13, now the end face of the first cylinder body of direction 11 of the 3rd cylinder body 13
Be closing and the 3rd cylinder body 13 circumferential both ends be also closing.
2) end face of the first cylinder body of direction 11 of the 3rd cylinder body 13 is to close, in the circumferential both ends of the 3rd cylinder body 13 extremely
Few one end is above-mentioned open end 131, and open end 131 is connected with the circumferential end faces of the second cylinder body 12 to form cavity 14.
Compressor 100 according to embodiments of the present invention is described referring to Fig. 1.
As shown in figure 1, the compressor 100 of embodiment, including according to the present invention above-mentioned first according to a second aspect of the present invention
The cylinder 1 of the compressor 100 of aspect embodiment.Alternatively, compressor 100 can be rotary compressor.
Reference picture 1, compressor 100 can also include housing 2, motor 3, bent axle 4, upper bearing (metal) 5, lower bearing 6, reservoir 7,
Air intake duct 8 and piston 9.Specifically, motor 3, bent axle 4, upper bearing (metal) 5, lower bearing 6 and piston 9 are each provided in housing 2, bent axle 4
Upper end be connected with motor 3, the lower end of bent axle 4 sequentially passes through upper bearing (metal) 5, cylinder 1 and lower bearing 6.First cylinder body 11 of cylinder 1
Compression chamber 111 is inside limited, the eccentric part 41 of bent axle 4 is located in compression chamber 111, and piston 9 is set on eccentric part 41.Reservoir
7 are located at outside housing 2, and compression chamber 111 is connected by air intake duct 8 with reservoir 7, radial direction of the air intake duct 8 along cylinder 1 from outside to inside according to
It is secondary to pass through housing 2, the 3rd cylinder body 13 of cylinder 1, the first cylinder body 11 of cylinder 1.Second cylinder body 12 of cylinder 1 is provided with slide plate
Groove, the inwall that radially extends and inwardly run through the inwall of second cylinder body 12, first cylinder body 11 of the vane slot along cylinder 1, vane slot
Interior to be provided with moveable slide plate, one end of slide plate is only supported with the outer peripheral face of piston 9.
When compressor 100 works, there is the refrigerant of HTHP in housing 2, and the grade part of motor 3 operationally produces
Substantial amounts of heat so that the external temperature of cylinder 1 is higher.The refrigerant of low-temp low-pressure enters in compression chamber 111 through air intake duct 8,
By setting above-mentioned cavity 14 in cylinder 1, the heat transfer efficiency of the wall of cylinder 1 can be reduced, so as to when compressor 100 works
In heat transfer to the compression chamber 111 that the outside of cylinder 1 can significantly be reduced, the system sucked in compression chamber 111 can be avoided
Cryogen loses cold because being caused air-breathing to expand by heat-flash, and then can improve the performance of compressor 100.
Simultaneously because motor 3 is located at the top of upper bearing (metal) 5 and with upper bearing (metal) 5 adjacent to setting, therefore caused by motor 3 largely
Heat can be transferred in compression chamber 111 by upper bearing (metal) 5.By setting above-mentioned cavity 14 in cylinder 1, can play well
Heat-blocking action, can significantly decrease motor 3 run caused by amount of heat be transferred to through upper bearing (metal) 5 in compression chamber 111, so as to
The refrigerant that can avoid sucking in compression chamber 111 loses cold because being caused air-breathing to expand by heat-flash, and then can improve pressure
The performance of contracting machine 100.
The compressor 100 of embodiment according to a second aspect of the present invention, by setting above-mentioned cylinder 1, compression can be improved
The performance of machine 100.
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.
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 (11)
- A kind of 1. cylinder of compressor, it is characterised in that including：First cylinder body, compression chamber is limited in first cylinder body；Second cylinder body, second cylinder body are set around a part of outer peripheral face of first cylinder body；3rd cylinder body, the 3rd cylinder body around first cylinder body another part outer peripheral face set, the 3rd cylinder body with There is closed cavity, first cylinder body, second cylinder body and the 3rd cylinder body are single respectively between first cylinder body Alone become type.
- 2. the cylinder of compressor according to claim 1, it is characterised in that the cavity is located at the interior of the 3rd cylinder body Portion.
- 3. the cylinder of compressor according to claim 1, it is characterised in that direction first cylinder of the 3rd cylinder body The end face of body is opened wide, and the cavity is limited between the 3rd cylinder body and the outer peripheral face of first cylinder body.
- 4. the cylinder of compressor according to claim 1, it is characterised in that in the circumferential both ends of the 3rd cylinder body extremely To form open end, the open end is connected to form the cavity few open at one end with the circumferential end faces of second cylinder body.
- 5. the cylinder of compressor according to claim 1, it is characterised in that second cylinder body and the 3rd cylinder body week To setting spaced apart.
- 6. the cylinder of compressor according to claim 1, it is characterised in that the cavity extends in the 3rd cylinder body On whole circumferential lengths direction.
- 7. the cylinder of compressor according to claim 1, it is characterised in that the 3rd cylinder body and first cylinder body are same The heart is set, and/or second cylinder body is arranged concentrically with first cylinder body.
- 8. the cylinder of the compressor according to any one of claim 1-7, it is characterised in that the 3rd cylinder body is by die Material spinning forms.
- 9. the cylinder of the compressor according to any one of claim 1-7, it is characterised in that first cylinder body is steel Pipe.
- 10. the cylinder of the compressor according to any one of claim 1-7, it is characterised in that first cylinder body and institute State and be welded to connect between the second cylinder body, and/or be welded to connect between first cylinder body and the 3rd cylinder body.
- A kind of 11. compressor, it is characterised in that including：The cylinder of compressor according to any one of claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610436773.3A CN105952646B (en) | 2016-06-17 | 2016-06-17 | The cylinder of compressor and there is its compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610436773.3A CN105952646B (en) | 2016-06-17 | 2016-06-17 | The cylinder of compressor and there is its compressor |
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| Publication Number | Publication Date |
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| CN105952646A CN105952646A (en) | 2016-09-21 |
| CN105952646B true CN105952646B (en) | 2018-04-10 |
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| CN201610436773.3A Active CN105952646B (en) | 2016-06-17 | 2016-06-17 | The cylinder of compressor and there is its compressor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661908A (en) * | 2018-06-19 | 2018-10-16 | 安徽美芝精密制造有限公司 | Compressor and refrigeration system with it |
| CN111120330A (en) * | 2018-10-31 | 2020-05-08 | 广东美芝精密制造有限公司 | Cylinder, manufacturing method of cylinder and rotary compressor |
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| CN204003478U (en) * | 2014-07-28 | 2014-12-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Compression cylinder cylinder body and there is its compressor |
| CN204239254U (en) * | 2014-10-13 | 2015-04-01 | 广东美芝制冷设备有限公司 | Rotary compressor |
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2016
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| JPH04143491A (en) * | 1990-10-05 | 1992-05-18 | Daikin Ind Ltd | Compressor with rolling piston |
| CN204003478U (en) * | 2014-07-28 | 2014-12-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Compression cylinder cylinder body and there is its compressor |
| CN204239254U (en) * | 2014-10-13 | 2015-04-01 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN105626537A (en) * | 2016-01-04 | 2016-06-01 | 广东美芝制冷设备有限公司 | Air cylinder and manufacturing method thereof and compressor |
| CN205689432U (en) * | 2016-06-17 | 2016-11-16 | 广东美芝制冷设备有限公司 | The cylinder of compressor and the compressor with it |
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| CN105952646A (en) | 2016-09-21 |
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