CN205370980U - Compressor - Google Patents
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- CN205370980U CN205370980U CN201620042090.5U CN201620042090U CN205370980U CN 205370980 U CN205370980 U CN 205370980U CN 201620042090 U CN201620042090 U CN 201620042090U CN 205370980 U CN205370980 U CN 205370980U
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Abstract
The utility model discloses a compressor, include: cylinder components, two bearings and muffler, cylinder components is last to have the compression chamber, the gleitbretter groove, suction hole and exhaust hole, the compression intracavity is equipped with the piston, the gleitbretter inslot is equipped with the gleitbretter, roll to with the gleitbretter groove during at a distance of position the farthest away when the piston, gleitbretter and piston will compress the chamber jointly cuts apart to become the exhaust chamber of breathing in the chamber and communicateing that communicates with the suction hole with the hole of exhausting, the axial both ends at cylinder components are established respectively to two bearings, the gas vent with exhaust hole intercommunication has in two bearings at least one, the one side of keeping away from cylinder components at the bearing that has the gas vent is established to the muffler, have on the muffler communicate to the gas vent and with the non axial just right amortization chamber of the at least part in the chamber of breathing in. According to the utility model discloses a compressor, when guaranteeing that amortization chamber volume is enough big, fuel factor that the high temperature refrigerant that has reduced the amortization intracavity led to the fact the chamber of breathing in to promote compressor's whole energy efficiency ratio, reduced the exhaust noise.
Description
Technical field
This utility model relates to art of refrigeration units, especially relates to a kind of compressor.
Background technology
Correlation technique is pointed out, motor in compressor drives piston rotation by bent axle, the process of piston rotation coordinate slide plate make the volume generating period of suction muffler and discharge chamber change, under the rotary action of piston, the gaseous coolant of low-temp low-pressure sucks in suction muffler by suction hole, the coolant heated up that boosts with the increase of piston corner discharges discharge chamber by steam vent, and flows in the silencing cavity jointly surrounded by bearing and deafener.
Owing in silencing cavity, refrigerant temperature is higher than the ambient temperature residing for bearing, the heat conductivity of bearing is higher simultaneously, and therefore the low-temp low-pressure coolant in suction muffler is caused obvious heat effect by bearing by high temperature refrigerant, causes compressor volumetric efficiency to decline.It addition, when the volume of silencing cavity is too small, exhaust resistance not only can be increased, and makes exhaust gas pressure pulse increase, noise increase.
Utility model content
This utility model is intended at least solve one of technical problem of existence in prior art.For this, this utility model is in that to propose a kind of compressor, and described compressor, while guaranteeing that silencing cavity volume is sufficiently large, reduces the heat effect that suction muffler is caused by the high temperature refrigerant in silencing cavity, thus improving the overall Energy Efficiency Ratio of compressor.
According to compressor of the present utility model, including: cylinder assembly, described cylinder assembly has compression chamber and is communicated to the vane slot of described compression chamber, suction hole and steam vent, described suction hole and described steam vent lay respectively at the both sides of described vane slot, it is provided with along the rotatable piston of compression chamber perisporium in described compression chamber, it is provided with along described vane slot slidably slide plate in described vane slot, the tip of described slide plate is only against on the periphery wall of described piston, when described piston is rolled into the position with described vane slot lie farthest away, described compression chamber is jointly divided into the suction muffler connected with described suction hole and the discharge chamber connected with described steam vent by described slide plate with described piston；Two bearings, said two bearing is respectively provided at the axial two ends of described cylinder assembly, and at least one in said two bearing has the air vent connected with described steam vent；And deafener, described deafener is located at the side away from described cylinder assembly of the described bearing with described air vent, described deafener has be communicated to described air vent and with described suction muffler non axial at least partly just to silencing cavity.
According to compressor of the present utility model, by improving the structure of deafener, make the non axial at least partly just right of silencing cavity and suction muffler, thus while guaranteeing that silencing cavity volume is sufficiently large, split aerofluxus heat transfer region, reduce pyroconductivity, and then reduce suction muffler coolant and be deactivated overheated problem, improve the overall Energy Efficiency Ratio of compressor.Deafener may insure that exhaust resistance is only small simultaneously, buffering exhaust pressure fluctuation effectively, reduces exhaust noise.
nullIn certain embodiments，On the axis projection face of described bearing，Described silencing cavity is located in restricted area，Described restricted area is the first restricted area or the intersection region of described first restricted area and the second restricted area，Wherein，Described first restricted area is: polar angle θ meets: θ ∈ [-45 °，180°]、Extremely long ρ meets: the collection area that the footpath, all pole of r≤ρ≤R is constituted，Described second restricted area is: polar angle θ meets: θ ∈ [-180 °，180°]、Extremely long ρ meets: the collection area that the footpath, all pole of r≤ρ≤r+3mm is constituted，Wherein，Footpath, pole is the line to the central point of bearing of any point on the axis projection face of described bearing，Extremely long ρ is the length in footpath, corresponding pole，Polar angle θ is the angle that footpath, corresponding pole turns over to described discharge chamber side from the centrage of described vane slot，R is the collar radius of described bearing，R is the flange portion radius of described bearing.
In certain embodiments, the remainder except described silencing cavity on described deafener is slab construction.
In certain embodiments, described deafener having at least one heat-insulation chamber further, each described heat-insulation chamber all keeps apart setting with described silencing cavity.
In certain embodiments, the first heat-barrier material part it is filled with in described heat-insulation chamber.
In certain embodiments, the heat transfer coefficient of described first heat-barrier material part is lower than 1W/m*K.
In certain embodiments, described first heat-barrier material part is PBT plastic part.
In certain embodiments, described heat-insulation chamber is communicated to the oil sump in described compressor.
In certain embodiments, at least one in described deafener and described bearing is formed and draws oil path for what described oil sump was conducted to described heat-insulation chamber.
In certain embodiments, the second heat-barrier material part it is provided with between described deafener and described bearing.
In certain embodiments, the heat transfer coefficient of described second heat-barrier material part is lower than the heat transfer coefficient of cast iron.
In certain embodiments, described second heat-barrier material part is PBT plastic plate or soft heat insulating mattress.
In certain embodiments, the axial height of described silencing cavity is be more than or equal to 3mm.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become apparent from the description below, or is recognized by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the deafener according to one embodiment of this utility model；
Fig. 2 is the explosive view of the deafener shown in Fig. 1, thermal insulation barriers and bearing；
Fig. 3 is the schematic diagram of the deafener according to another embodiment of this utility model；
Fig. 4 is the axonometric chart of the deafener shown in Fig. 3；
Fig. 5 is the schematic diagram of the cylinder according to this utility model embodiment.
Accompanying drawing labelling:
Cylinder 1；Compression chamber 11；Vane slot 12；Suction hole 13；Steam vent 14；
Bearing 2；Thermal insulation board 3；
Deafener 4,4a；Silencing cavity 41；Heat-insulation chamber 42；Slab construction 43,43a.
Detailed description of the invention
Being described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to be used for explaining this utility model, and it is not intended that to restriction of the present utility model.
Following disclosure provides many different embodiments or example for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter parts and setting to specific examples are described.Certainly, they are only merely illustrative, and are not intended to restriction this utility model.Additionally, this utility model can in different examples repeat reference numerals and/or letter.This repetition is for purposes of simplicity and clarity, the relation between itself not indicating discussed various embodiment and/or arranging.Additionally, the example of the various specific technique that provides of this utility model and material, but those of ordinary skill in the art are it can be appreciated that the use of the property of can be applicable to of other techniques and/or other materials.
Below with reference to Fig. 1-Fig. 5, the compressor according to this utility model embodiment is described.Wherein, compressor can be rotary compressor or other type of compressor, such as positive displacement compressor etc., only illustrate for compressor for rotary compressor below, after those skilled in the art have read the techniques below scheme, it is clear that be appreciated that the technical scheme that compressor is other kinds of compressor.
Compressor according to this utility model embodiment, including: housing, motor and the pump housing, wherein, there is in housing oil sump, motor and the pump housing be connected and be located in housing, motor includes rotor and stator, the pump housing includes bent axle, cylinder assembly, two bearings 2 and deafener 4, and wherein, cylinder assembly includes one or more cylinder 1 and dividing plate, when cylinder assembly only includes a cylinder 1, compressor is single cylinder compressor；When including multiple cylinder 1 and dividing plate when cylinder assembly, being provided with dividing plate between two often adjacent cylinders 1, now compressor is multicylinder compressor.Below, only include a cylinder 1 for cylinder assembly and illustrate, after those skilled in the art have read the techniques below scheme, it is clear that be appreciated that cylinder assembly includes the technical scheme of multiple cylinder 1 and dividing plate.
Wherein, the structure of cylinder 1 can be existing structure, is only briefly described below.With reference to Fig. 5, cylinder 1 has compression chamber 11 and is communicated to the vane slot 12 of compression chamber 11, suction hole 13 and steam vent 14, suction hole 13 and steam vent 14 lay respectively at the both sides of vane slot 12 centrage Y, i.e. both sides on vane slot 12 width (such as the left and right sides of the centrage Y shown in Fig. 5), it is provided with along the compression chamber 11 rotatable piston of perisporium in compression chamber 11, it is provided with along vane slot 12 slidably slide plate in vane slot 12, the tip of slide plate is only against on the periphery wall of piston, when piston is rolled into the position with vane slot 12 lie farthest away, namely slide plate extend into the part of compression chamber 11 the longest time, compression chamber 11 is jointly divided into the suction muffler connected with suction hole 13 and the discharge chamber connected with steam vent 14 by slide plate with piston.Certainly, along with the volume generating period of the rolling of piston, suction muffler and discharge chamber changes.It should be noted that suction muffler hereinafter described refers to: when piston is rolled into the position with vane slot 12 lie farthest away, the suction muffler that piston and slide plate limit jointly.
Two bearings 2 are respectively provided at the axial two ends of cylinder 1, at least one in two bearings 2 has the air vent connected with steam vent 14, that is, two bearings 2 all can be provided with the air vent connected with steam vent 14, so that the gas in the discharge chamber of cylinder 1 is discharged from bilateral, one of them in two bearings 2 can also be provided with the air vent connected with steam vent 14, so that the gas in the discharge chamber of cylinder 1 is discharged from one side.In addition, it is necessary to illustrate, the exhaust ports on bearing 2 can arrange one-way exhaust valve block etc. for the opening and closing automatically controlling air vent.
nullWith reference to Fig. 2，Deafener 4 is located at the side away from cylinder 1 of the bearing 2 with air vent，That is，Bearing 2 is folded between deafener 4 and cylinder 1，Wherein，Bearing 2 can directly be folded between deafener 4 and cylinder 1，Thus it is convenient for assembly and production cost is low，Bearing 2 can also be folded in deafener 4 and cylinder assembly indirectly，Such as，The second heat-barrier material part can be provided with between deafener 4 and bearing 2，The such as thermal insulation board 3 shown in Fig. 2，Thus，The High Temperature High Pressure coolant heating problems to bearing 2 in deafener 4 can be improved，In order to improve the effect of heat insulation of thermal insulation board 3，Thermal insulation board 3 can select heat transfer coefficient to form lower than the materials processing of the heat transfer coefficient of cast iron，Such as PBT (the abbreviation of polybutyleneterephthalate，I.e. polybutylene terephthalate (PBT)) etc.，Thus effect of heat insulation not only can be improved，Production cost can also be reduced，Convenient processing.
Additionally, owing to being full of the High Temperature High Pressure coolant that deafener 4 is discharged in the housing of compressor, the refrigerant temperature that oil sump temperature in housing also sucks far above suction muffler, thus installing thermal insulation board 3 between deafener 4 and bearing 2 additional, it is possible to be effectively reduced the heat effect to suction muffler of the hot environment in housing.Preferably, the thickness of thermal insulation board 3 is more than or equal to 1mm, additionally, thermal insulation board 3 is not limited to the sheet material that material is harder, for instance the soft seal packing ring with heat-blocking action also can manufacture thermal insulation board 3.
Deafener 4 has be communicated to air vent and with suction muffler non axial at least partly just to silencing cavity 41, that is, deafener 4 has silencing cavity 41, silencing cavity 41 is communicated to air vent so that expellant gas is carried out noise reduction process, silencing cavity 41 is not relative at least partly with suction muffler, thus avoiding the High Temperature High Pressure coolant after flowing into the compression in silencing cavity 41, the low-temp low-pressure coolant sucked in suction muffler being heated, thus improving the overall Energy Efficiency Ratio of compressor.
Volume in order to ensure silencing cavity 41 is enough, to reduce exhaust resistance, buffering exhaust pressure fluctuation, to reduce exhaust noise, it is possible to by axial (being equivalent to bent axle axial) further processing of silencing cavity 41 for be more than or equal to 3mm.It addition, for the ease of processing deafener 4, reduce the processing cost of deafener 4, improving the structural strength of deafener 4, deafener 4 can be processed as sheet metal component punch forming part.
Compressor according to this utility model embodiment, when ensureing that silencing cavity 41 volume is enough and stream is unobstructed, overlay area by restricting silencing cavity 41, thus effectively having split aerofluxus heat transfer region, reduce pyroconductivity, efficiently reduce the heat effect to bearing 2 of the high temperature refrigerant in silencing cavity 41, reduce coolant in suction muffler and be deactivated overheated problem, and then improve the overall Energy Efficiency Ratio of compressor.It addition, when applying the technical program, it is not necessary to pump body structure is improved, thus reducing difficulty of processing and production cost.Additionally, due to the volume of silencing cavity 41 may insure that relatively big, thus reducing exhaust resistance, cushioning exhaust gas pressure pulse, having reduced exhaust noise.
In embodiments more of the present utility model, on the axis projection face of bearing 2, silencing cavity 41 drops in restricted area, and restricted area is the intersection region of the first restricted area or the first restricted area and the second restricted area.Specifically, first restricted area is: polar angle θ meets: θ ∈ [-45 °, 180 °], extremely long ρ meets: the collection area that the footpath, all pole of r≤ρ≤R is constituted, second restricted area is: polar angle θ meets: θ ∈ [-180 °, 180 °], extremely long ρ meet: the collection area that the footpath, all pole of r≤ρ≤r+3mm is constituted.
Wherein, footpath, pole is the line to the central point O of bearing 2 of any point on the axis projection face of bearing 2, and extremely long ρ is the length in footpath, pole, and polar angle θ is the angle that footpath, pole turns over to discharge chamber side from the centrage Y of vane slot 12, r is the collar radius of bearing 2, and R is the flange portion radius of bearing 2.It will be appreciated by persons skilled in the art that bearing 2 includes collar and flange portion, wherein, flange portion is for being connected with cylinder 1, and collar is used for supporting bent axle.Thus, discharge chamber position is set and setting area can reliably ensure that have enough delivery spaces so that coolant exhaust flow path is unobstructed, and improves the heat effect to bearing 2 simultaneously, reduces coolant in suction muffler and is deactivated overheated problem.
Below, briefly introduce according to two preferred embodiments of the present utility model.
Embodiment one, seeing figures.1.and.2, on the axis projection face of bearing 2, silencing cavity 41 is overlapping with the intersection region of the first restricted area and the second restricted area, and the remainder except silencing cavity 41 on deafener 4 is slab construction 43.
See figures.1.and.2, deafener 4 is made up of curved cavity (i.e. silencing cavity 41) and slab construction 43, during installation, silencing cavity 41 is relative with air bleeding valve on bearing 2 and air bleeding valve is completely covered, so that silencing cavity 41 covers the necked part of discharge chamber and bearing 2 substantially, the part except silencing cavity 41 on deafener 4 all coordinates with bearing 2 and is slab construction 43, and during installation, slab construction 43 can be fitted to be formed with bearing 2 or thermal insulation board 3 and be sealed.Thus, the simple in construction of silencing cavity 41, it is simple to processing, both ensure that delivery space and exhaust flow path were unobstructed, effectively improved again the heat effect to bearing 2, reduces suction muffler coolant and is deactivated overheated problem.
Embodiment two, with reference to Fig. 3 and Fig. 4, on the axis projection face of bearing 2, silencing cavity 41 is overlapping with the first restricted area, and deafener 4a has at least one heat-insulation chamber 42 further, each heat-insulation chamber 42 all keeps apart setting with silencing cavity 41, the heat-insulation chamber 42 view field on the axis projection face of bearing 2 cover suction muffler area 50% and more than, thus, heat-insulation chamber 42 is more big more can obtain better and reduce heats to bearing 2.
With reference to Fig. 3 and Fig. 4, deafener 4a includes two and above curved cavity, one of them curved cavity is silencing cavity 41, silencing cavity 41 is relative with the air bleeding valve on bearing 2 and air bleeding valve is completely covered, then other cavitys can be heat-insulation chamber 42, heat-insulation chamber 42 is mutually isolated with silencing cavity 41, and can be connected by slab construction 43a transition between heat-insulation chamber 42 with silencing cavity 41, and can be formed seal with bearing 2 or thermal insulation board 3 laminating when slab construction 43a installs.Further, it is also possible to joint place increase sealing gasket improve sealing effectiveness, or on deafener 4a and bearing 2 respectively processing can grafting coordinate male-female engagement portion formed be tightly connected.
Preferably, the first heat-barrier material part it is filled with in heat-insulation chamber 42, for instance, the heat transfer coefficient of the first heat-barrier material part can lower than 1W/m*K, such as PBT plastic part, for instance, after deafener 4 machine-shaping, it is possible to through Shooting Technique, the first heat-barrier material part is filled in heat-insulation chamber 42.Thus, it is possible to improve effect of heat insulation further, reduce the heating problems to bearing 2.Or preferably, heat-insulation chamber 42 can also be communicated to the oil sump in compressor and form thermal insulation layer.Thus, by introducing the refrigerator oil in oil sump in heat-insulation chamber 42, it is also possible to improve effect of heat insulation, the heating problems to bearing 2 is reduced further.Specifically, in order to the refrigerator oil in oil sump is injected heat-insulation chamber 42, can process and draw oil path, such as, in deafener 4 and bearing 2 at least one could be formed with for oil sump is conducted to heat-insulation chamber 42 draw oil path, thus better the refrigerator oil in oil sump being introduced in heat-insulation chamber 42 smoothly.Furthermore it is also possible to process the relief hole connected with heat-insulation chamber 42 on deafener 4, to promote that refrigerator oil enters in heat-insulation chamber 42, wherein, relief hole may be located at the top of deafener 4, to avoid refrigerator oil to flow out.
Below, briefly introduce several facilitate implementation and process draw oil path.
Example one, on bearing 2 processing draw oil path, draw the two ends central oil feeding passage that is respectively communicated on bent axle and the heat-insulation chamber 42 of oil path, such that it is able to by the central oil feeding passage on bent axle to heat-insulation chamber 42 fuel feeding, wherein, the central oil feeding passage on bent axle is well known to those skilled in the art.
Example two, when deafener 4 is immersed in the oil sump in housing, on deafener 4, oil path is drawn in processing, such as draw skewed slot or oilhole that oil path can be aperture or deafener 4 edge offered in the slab construction of deafener 4, the two ends drawing oil path are respectively communicated to heat-insulation chamber 42 and oil sump, such that it is able to by oil sump to heat-insulation chamber 42 fuel feeding.
Example three, when deafener 4 is immersed in the oil sump in housing, can utilize between silencing cavity 4 and bearing 2 fit-up gap as draw oil path, the two ends drawing oil path are respectively communicated to heat-insulation chamber 42 and oil sump, such that it is able to by oil sump to heat-insulation chamber 42 fuel feeding.
In sum, compressor according to this utility model embodiment, owing to deafener 4 including at least one silencing cavity 41 covering air bleeding valve region and the heat-insulation chamber 42 of the setting of other regions beyond silencing cavity 41, the heat transfer coefficient material far below the heat transfer coefficient of bearing 2 can be introduced in heat-insulation chamber 42 simultaneously, thus restrained effectively bearing 2 by the high temperature refrigerant in housing, the problem of the high temperature refrigerant heating of refrigerator oil and silencing cavity 41 in oil sump, and then significantly reduce the problem that suction muffler is deactivated heating, thus, improve the overall efficiency of compressor, ensure that the volume of silencing cavity 41 is enough simultaneously, reduce exhaust resistance, exhaust gas pressure pulse and exhaust noise.
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the instruction such as term " clockwise ", " counterclockwise ", " axially ", " radially ", " circumference " are based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include one or more these features.In description of the present utility model, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment of the present utility model or example.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that: these embodiments can being carried out multiple change, amendment, replacement and modification when without departing from principle of the present utility model and objective, scope of the present utility model is limited by claim and equivalent thereof.
Claims (13)
1. a compressor, it is characterised in that including:
Cylinder assembly, described cylinder assembly has compression chamber and is communicated to the vane slot of described compression chamber, suction hole and steam vent, described suction hole and described steam vent lay respectively at the both sides of described vane slot, it is provided with along the rotatable piston of compression chamber perisporium in described compression chamber, it is provided with along described vane slot slidably slide plate in described vane slot, the tip of described slide plate is only against on the periphery wall of described piston, when described piston is rolled into the position with described vane slot lie farthest away, described compression chamber is jointly divided into the suction muffler connected with described suction hole and the discharge chamber connected with described steam vent by described slide plate with described piston；
Two bearings, said two bearing is respectively provided at the axial two ends of described cylinder assembly, and at least one in said two bearing has the air vent connected with described steam vent；And
Deafener, described deafener is located at the side away from described cylinder assembly of the described bearing with described air vent, described deafener has be communicated to described air vent and with described suction muffler non axial at least partly just to silencing cavity.
null2. compressor according to claim 1，It is characterized in that，On the axis projection face of described bearing，Described silencing cavity is located in restricted area，Described restricted area is the first restricted area or the intersection region of described first restricted area and the second restricted area，Wherein，Described first restricted area is: polar angle θ meets: θ ∈ [-45 °，180°]、Extremely long ρ meets: the collection area that the footpath, all pole of r≤ρ≤R is constituted，Described second restricted area is: polar angle θ meets: θ ∈ [-180 °，180°]、Extremely long ρ meets: the collection area that the footpath, all pole of r≤ρ≤r+3mm is constituted，Wherein，Footpath, pole is the line to the central point of bearing of any point on the axis projection face of described bearing，Extremely long ρ is the length in footpath, corresponding pole，Polar angle θ is the angle that footpath, corresponding pole turns over to described discharge chamber side from the centrage of described vane slot，R is the collar radius of described bearing，R is the flange portion radius of described bearing.
3. compressor according to claim 1, it is characterised in that the remainder except described silencing cavity on described deafener is slab construction.
4. compressor according to claim 1, it is characterised in that having at least one heat-insulation chamber on described deafener further, each described heat-insulation chamber all keeps apart setting with described silencing cavity.
5. compressor according to claim 4, it is characterised in that be filled with the first heat-barrier material part in described heat-insulation chamber.
6. compressor according to claim 5, it is characterised in that the heat transfer coefficient of described first heat-barrier material part is lower than 1W/m*K.
7. compressor according to claim 6, it is characterised in that described first heat-barrier material part is PBT plastic part.
8. compressor according to claim 4, it is characterised in that described heat-insulation chamber is communicated to the oil sump in described compressor.
9. compressor according to claim 8, it is characterised in that be formed on described deafener and at least one in described bearing and draw oil path for what described oil sump was conducted to described heat-insulation chamber.
10. compressor according to claim 1, it is characterised in that be provided with the second heat-barrier material part between described deafener and described bearing.
11. compressor according to claim 10, it is characterised in that the heat transfer coefficient of described second heat-barrier material part is lower than the heat transfer coefficient of cast iron.
12. compressor according to claim 11, it is characterised in that described second heat-barrier material part is PBT plastic plate or soft heat insulating mattress.
13. the compressor according to any one of claim 1-12, it is characterised in that the axial height of described silencing cavity is be more than or equal to 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620042090.5U CN205370980U (en) | 2016-01-15 | 2016-01-15 | Compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620042090.5U CN205370980U (en) | 2016-01-15 | 2016-01-15 | Compressor |
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| CN205370980U true CN205370980U (en) | 2016-07-06 |
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Cited By (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 |
| CN110945246A (en) * | 2017-07-24 | 2020-03-31 | 富士通将军股份有限公司 | Rotary compressor |
-
2016
- 2016-01-15 CN CN201620042090.5U patent/CN205370980U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110945246A (en) * | 2017-07-24 | 2020-03-31 | 富士通将军股份有限公司 | Rotary compressor |
| US11078911B2 (en) | 2017-07-24 | 2021-08-03 | Fujitsu General Limited | Rotary compressor |
| CN110945246B (en) * | 2017-07-24 | 2021-10-08 | 富士通将军股份有限公司 | Rotary compressor |
| 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 |
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