CN107676261A - A kind of screw compressor with lubrication system - Google Patents
A kind of screw compressor with lubrication system Download PDFInfo
- Publication number
- CN107676261A CN107676261A CN201710976733.2A CN201710976733A CN107676261A CN 107676261 A CN107676261 A CN 107676261A CN 201710976733 A CN201710976733 A CN 201710976733A CN 107676261 A CN107676261 A CN 107676261A
- Authority
- CN
- China
- Prior art keywords
- bearing seat
- orbiter
- main bearing
- air channel
- lubrication system
- 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.)
- Pending
Links
- 238000005461 lubrication Methods 0.000 title claims abstract description 22
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 8
- 239000003921 oil Substances 0.000 description 8
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- 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
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
-
- 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
- F04C29/02—Lubrication; Lubricant separation
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
-
- 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
- F04C2240/50—Bearings
- F04C2240/56—Bearing bushings or details thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
Abstract
The present invention discloses a kind of screw compressor with lubrication system, and it includes：Housing and the orbiter being arranged in housing, fixed scroll, main bearing seat and drive component, the inner space of housing is separated into the space one and space two being relatively isolated by main bearing seat, compressor air suction mouth is arranged at space one, and vortex air entry is arranged at space two；Main bearing seat forms cavity between the front end face of orbiter and the back side of orbiter, the bearing hole for being used for placing base bearing is provided with main bearing seat, the first air channel is provided with the outside of bearing hole and/or its hole wall, first air channel is along the axially extending of bearing hole, first air channel connects with compressor air suction mouth, the second air channel is provided with the cavity wall of cavity, the second air channel connects the first air channel with vortex air entry.The present invention sets up main bearing seat and avoids gases at high pressure loss, improves the volumetric efficiency of compressor.Bearing is cooled, improves reliability, reduces bearing power consumption.
Description
Technical field
The present invention relates to a kind of compressor, and in particular to a kind of screw compressor with lubrication system.
Background technology
Oil sump is arranged at vertical vortex bottom, generally use centrifugal oil pump, lubricating oil is delivered into bearing and is lubricated.
Oil sump arranged at the vertical frequency-changing cyclone compressor as disclosed in US88107951, bottom, and generally use volumetric oil pump is defeated by lubricating oil
Bearing is delivered to be lubricated.
Shown in generally use US6152713, the lubricating oil in exhaust chamber is passed through without oil sump for horizontal type scroll compressor bottom
Loop introduces back pressure cavity, bearing is lubricated to improve the oil content in loop, exhaust outlet is generally provided with oil eliminator,
Relief valve is generally provided with back pressure cavity, to prevent that Pressure in Back-pressure Cavity is too high.It has the disadvantages that：1) system is contained in oil return
Cryogen, compressor mass flow loss, reduces refrigerant system efficiency.If 2) back pressure cavity hypertonia, by increase vortex end face
Friction loss.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention proposes a kind of screw compressor with lubrication system.
In order to achieve the above object, technical scheme is as follows：
A kind of screw compressor with lubrication system, including：Housing, orbiter, fixed scroll and drive component, move
Compression chamber is formed between scroll plate and fixed scroll, orbiter, fixed scroll and drive component are arranged in housing, driving
Component includes：Stator, rotor and bent axle, bent axle are connected with orbiter, in addition to main bearing seat, main bearing seat are arranged at
In housing, the inner space of housing is separated into the space one and space two being relatively isolated by main bearing seat, and compressor air suction mouth is set
Space one is placed in, vortex air entry is arranged at space two；
Main bearing seat forms cavity between the front end face of orbiter and the back side of orbiter, on main bearing seat
Provided with the bearing hole for placing base bearing, base bearing is sheathed on the outside of bent axle, is set on the outside of bearing hole and/or its hole wall
There is the first air channel, the first air channel is along the axially extending of bearing hole, and the first air channel connects with compressor air suction mouth, in cavity
Cavity wall be provided with the second air channel, the second air channel connects the first air channel with vortex air entry.
The present invention sets up main bearing seat, and the inner space of housing is separated into two parts by main bearing seat, be respectively it is relative every
From space one and space two so that vortex air entry and the isolation of compressor air suction mouth, only leave the first air channel and the
Two air channels connect compressor air suction mouth with vortex air entry.Air-breathing when orbiter works, refrigerant is by compressor air suction
Mouthful enter, flow through motor hole slot, the first air channel, the lubricating oil in refrigerant is also drawn into, base bearing and driving bearing lubrication
Cooling, then enter vortex air entry through the second air channel.
Compared with prior art, the invention has the advantages that：1) gases at high pressure loss is avoided, improves compression
The volumetric efficiency of machine.2) bearing is cooled, improves reliability, reduces bearing power consumption.
On the basis of above-mentioned technical proposal, following improvement can be also done：
As preferable scheme, step groove is provided with main bearing seat, bearing hole is arranged in step groove.
Using above-mentioned preferable scheme, more reasonable structure.
As preferable scheme, the second air channel is arranged at the front end face of main bearing seat, and the second air channel is along base bearing
Seat radially extends.
Using above-mentioned preferable scheme, more reasonable structure.
As preferable scheme, one or more alignment pins, fixed scroll and alignment pin gap are provided with main bearing seat
Coordinate.
It is more convenient using above-mentioned preferable scheme, installation.
As preferable scheme, housing includes：First housing section and top cover, orbiter, fixed scroll, main bearing seat
And drive component is arranged in the first housing section, top surface and the top cover floating connection of fixed scroll.
Using above-mentioned preferable scheme, more reasonable structure.
As preferable scheme, back pressure cavity is formed between the top surface and top cover of fixed scroll, back pressure cavity connects with compression chamber.
Using above-mentioned preferable scheme, fixed scroll is pressed to orbiter by Pressure in Back-pressure Cavity, and fixed scroll can be along its axle
To floating.
As preferable scheme, stator is fixedly installed in the inner circumferential wall of the first housing section, and crank rotation is connected to
The both side ends of one housing section, rotor are arranged and are connected on the outer surface of bent axle, and rotor is engaged setting with stator.
It is more convenient using above-mentioned preferable scheme, installation.
As preferable scheme, orbiter is connected by cross slip-ring with main bearing seat.
Using above-mentioned preferable scheme, prevent orbiter from rotating.
As preferable scheme, the second air channel is arranged at the back side of orbiter, and the second air channel is along orbiter
Radially extend.
Using above-mentioned preferable scheme, the second air channel can also be arranged at the back side of orbiter.
As preferable scheme, the annular protrusion with bearing hole concentric is provided with the front end face of main bearing seat, second
Air channel is arranged on annular protrusion.
It is more reasonable using above-mentioned preferable scheme, the position of the second air channel.
Brief description of the drawings
Fig. 1 is a kind of sectional view of the screw compressor with lubrication system provided in an embodiment of the present invention.
When Fig. 2 is that a kind of screw compressor with lubrication system provided in an embodiment of the present invention works, gas flow path line
Figure.
Fig. 3 is one of structural representation of main bearing seat provided in an embodiment of the present invention.
Fig. 4 is the top view of main bearing seat provided in an embodiment of the present invention.
Fig. 5 is that the structure of orbiter provided in an embodiment of the present invention, fixed scroll, drive component and main bearing seat is shown
It is intended to.
Fig. 6 is the two of the structural representation of main bearing seat provided in an embodiment of the present invention.
Fig. 7 is the sectional view of main bearing seat provided in an embodiment of the present invention.
Wherein：Orbiter 1, fixed scroll 2, stator 3, rotor 4, bent axle 5, main bearing seat 6, bearing hole 61, ladder are recessed
Groove 62, annular protrusion 63, alignment pin 64, compressor air suction mouth 71, vortex air entry 72, base bearing 8, the first air channel 91,
Two air channels 92, the first housing section 10, top cover 11, cross slip-ring 12, driving bearing 13, a of space one, the b of space two.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
As illustrated in fig. 1 and 2, in order to reach the purpose of the present invention, wherein the one of a kind of screw compressor with lubrication system
In a little embodiments, a kind of screw compressor with lubrication system includes：Housing, orbiter 1, fixed scroll 2 and driving group
Part, forms compression chamber between orbiter 1 and fixed scroll 2, orbiter 1, fixed scroll 2 and drive component are arranged at shell
In vivo, drive component includes：Stator 3, rotor 4 and bent axle 5, bent axle 5 is connected with orbiter 1, in addition to main bearing seat
6, main bearing seat 6 is arranged in housing, and the inner space of housing is separated into a of space one and sky being relatively isolated by main bearing seat 6
Between two b, compressor air suction mouth 71 is arranged at a of space one, and vortex air entry 72 is arranged at the b of space two；
Main bearing seat 6 forms cavity between the front end face of orbiter 1 and the back side of orbiter 1, in base bearing
Seat 6 is provided with the bearing hole 61 for being used for placing base bearing 8, and base bearing 8 is sheathed on the outside of bent axle 5, on the hole wall of bearing hole 61
Provided with the first axially extending air channel 91 along bearing hole 61, the first air channel 91 connects with compressor air suction mouth 71, in chamber
The cavity wall of body is provided with the second air channel 92, and the second air channel 92 connects the first air channel 91 with vortex air entry 72.
The present invention sets up main bearing seat 6, and the inner space of housing is separated into two parts by main bearing seat 6, is respectively relative
The a of space one and the b of space two of isolation, so that vortex air entry 72 and compressor air suction mouth 71 are isolated, it is logical only to leave first
Air drain 91 connects compressor air suction mouth 71 with vortex air entry 72 with the second air channel 92.Air-breathing when orbiter 1 works, system
Cryogen is entered by compressor air suction mouth 71, flows through motor hole slot, the first air channel 91, and the lubricating oil in refrigerant is also drawn into,
Base bearing 8 and the lubrication of driving bearing 13, then enter vortex air entry through the second air channel 92.
Compared with prior art, the invention has the advantages that：1) gases at high pressure loss is avoided, improves compression
The volumetric efficiency of machine.2) bearing is cooled, improves reliability, reduces bearing power consumption.
As shown in Figures 3 and 4, in order to further optimize the implementation result of the present invention, in other embodiment, its
Remaining feature technology is identical, and difference is, step groove 62 is provided with main bearing seat 6, it is recessed that bearing hole 61 is arranged at ladder
In groove 62.
Using above-mentioned preferable scheme, more reasonable structure.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, the second air channel 92 is arranged at the front end face of main bearing seat 6, and the second air channel 92 is along main bearing seat 6
Radially extend.
Using above-mentioned preferable scheme, more reasonable structure.
Further, the annular protrusion 63 with the concentric of bearing hole 61, the second ventilation are provided with the front end face of main bearing seat 6
Groove 92 is arranged on annular protrusion 63.
Using above-mentioned preferable scheme, the position of the second air channel 92 is more reasonable.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, one or more alignment pins 64 are provided with main bearing seat 6, and fixed scroll 2 is matched somebody with somebody with the gap of alignment pin 64
Close.
It is more convenient using above-mentioned preferable scheme, installation.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, housing includes：First housing section 10 and top cover 11, orbiter 1, fixed scroll 2, main bearing seat 6
And drive component is arranged in the first housing section 10, top surface and the floating connection of top cover 11 of fixed scroll 2.
Using above-mentioned preferable scheme, more reasonable structure.
Further, back pressure cavity is formed between the top surface of fixed scroll 2 and top cover 11, back pressure cavity connects with compression chamber.
Using above-mentioned preferable scheme, fixed scroll 2 is pressed to orbiter 1 by Pressure in Back-pressure Cavity, and fixed scroll 2 can be along it
Axially float.
Further, stator 3 is fixedly installed in the inner circumferential wall of the first housing section 10, and bent axle 5 is rotationally connected with first shell
The both side ends in body portion 10, rotor 4 are arranged and are connected on the outer surface of bent axle 5, and rotor 4 is engaged setting with stator 3.
It is more convenient using above-mentioned preferable scheme, installation.
As shown in figure 5, in order to further optimize the implementation result of the present invention, in other embodiment, remaining
Feature technology is identical, and difference is, orbiter 1 is connected by cross slip-ring 12 with main bearing seat 6.
Using above-mentioned preferable scheme, prevent orbiter 1 from rotating.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, the second air channel 92 is arranged at the back side of orbiter 1, and the second air channel 92 is along orbiter 1
Radially extend.
Using above-mentioned preferable scheme, the second air channel 92 can also be arranged at the back side of orbiter 1.
As shown in Figures 6 and 7, in order to further optimize the implementation result of the present invention, in other embodiment, its
Remaining feature technology is identical, and difference is, the first air channel 91 is arranged at the outside of bearing hole 61.
Using above-mentioned preferable scheme, airflow of being more convenient for.
The above is only the preferred embodiment of the present invention, it is noted that for the person of ordinary skill of the art,
Without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (10)
1. a kind of screw compressor with lubrication system, including：Housing, orbiter, fixed scroll and drive component, it is described
Compression chamber, the orbiter, the fixed scroll and the driving group are formed between orbiter and the fixed scroll
Part is arranged in the housing, and the drive component includes：Stator, rotor and bent axle, the bent axle pass with the orbiter
Dynamic connection, it is characterised in that be also arranged at including main bearing seat, the main bearing seat in the housing, the main bearing seat will
The inner space of the housing is separated into the space one and space two being relatively isolated, and compressor air suction mouth is arranged at the space
One, vortex air entry is arranged at the space two；
The main bearing seat forms cavity between the front end face of the orbiter and the back side of the orbiter, in institute
State main bearing seat and be provided with the bearing hole for being used for placing base bearing, the base bearing is sheathed on the outside of the bent axle, in the axle
The outside of bearing bore and/or its hole wall are provided with the first air channel, and first air channel is along the axially extending of the bearing hole, institute
State the first air channel to connect with compressor air suction mouth, the second air channel, second ventilation are provided with the cavity wall of the cavity
Groove connects first air channel with vortex air entry.
2. the screw compressor according to claim 1 with lubrication system, it is characterised in that set on the main bearing seat
There is step groove, the bearing hole is arranged in the step groove.
3. the screw compressor according to claim 2 with lubrication system, it is characterised in that second air channel is set
In the front end face of the main bearing seat, and the second air channel radially extending along the main bearing seat.
4. the screw compressor according to claim 3 with lubrication system, it is characterised in that set on the main bearing seat
There are one or more alignment pins, the fixed scroll coordinates with the alignment pin gap.
5. the screw compressor according to claim 4 with lubrication system, it is characterised in that the housing includes：First
Housing section and top cover, the orbiter, the fixed scroll, the main bearing seat and the drive component are arranged at institute
State in the first housing section, the top surface of the fixed scroll and the top cover floating connection.
6. the screw compressor according to claim 5 with lubrication system, it is characterised in that the top surface of the fixed scroll
Back pressure cavity is formed between the top cover, the back pressure cavity connects with the compression chamber.
7. the screw compressor according to claim 6 with lubrication system, it is characterised in that the stator is fixedly installed on
In the inner circumferential wall of first housing section, the crank rotation is connected to the both side ends of first housing section, described turn
Sub-set sets and is connected on the outer surface of the bent axle, and the rotor is engaged setting with the stator.
8. the screw compressor according to claim 7 with lubrication system, it is characterised in that the orbiter passes through ten
Word slip ring is connected with the main bearing seat.
9. according to the screw compressor with lubrication system described in claim any one of 1-8, it is characterised in that described second is logical
Air drain is arranged at the back side of the orbiter, and the second air channel radially extending along the orbiter.
10. the screw compressor according to claim 9 with lubrication system, it is characterised in that in the main bearing seat
Front end face is provided with the annular protrusion with bearing hole concentric, and second air channel is arranged on the annular protrusion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710976733.2A CN107676261A (en) | 2017-10-19 | 2017-10-19 | A kind of screw compressor with lubrication system |
| PCT/CN2018/093203 WO2019076080A1 (en) | 2017-10-19 | 2018-06-27 | Scroll compressor having lubricating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710976733.2A CN107676261A (en) | 2017-10-19 | 2017-10-19 | A kind of screw compressor with lubrication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107676261A true CN107676261A (en) | 2018-02-09 |
Family
ID=61140359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710976733.2A Pending CN107676261A (en) | 2017-10-19 | 2017-10-19 | A kind of screw compressor with lubrication system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107676261A (en) |
| WO (1) | WO2019076080A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019076080A1 (en) * | 2017-10-19 | 2019-04-25 | 苏州英华特涡旋技术有限公司 | Scroll compressor having lubricating structure |
| CN110319012A (en) * | 2018-03-30 | 2019-10-11 | 株式会社丰田自动织机 | Motor compressor |
| CN112879302A (en) * | 2019-11-29 | 2021-06-01 | 上海海立新能源技术有限公司 | Compressor for vehicle |
| WO2021184723A1 (en) * | 2020-03-19 | 2021-09-23 | 艾默生环境优化技术(苏州)有限公司 | Compressor |
| CN113494458A (en) * | 2020-03-19 | 2021-10-12 | 艾默生环境优化技术(苏州)有限公司 | Compressor |
| CN114080503A (en) * | 2019-09-12 | 2022-02-22 | 翰昂汽车零部件有限公司 | Positioning device |
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| US5178527A (en) * | 1990-12-29 | 1993-01-12 | Gold Star Co., Ltd. | Lubricating apparatus for scroll-type compressor |
| CN105201826A (en) * | 2015-09-23 | 2015-12-30 | 广州广涡压缩机有限公司 | Oil injection vortex air compressor of back pressure structure |
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| CN205955989U (en) * | 2016-07-06 | 2017-02-15 | 上海威乐汽车空调器有限公司 | Take turbocharged's electronic scroll compressor |
| CN107676261A (en) * | 2017-10-19 | 2018-02-09 | 苏州英华特涡旋技术有限公司 | A kind of screw compressor with lubrication system |
-
2017
- 2017-10-19 CN CN201710976733.2A patent/CN107676261A/en active Pending
-
2018
- 2018-06-27 WO PCT/CN2018/093203 patent/WO2019076080A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5178527A (en) * | 1990-12-29 | 1993-01-12 | Gold Star Co., Ltd. | Lubricating apparatus for scroll-type compressor |
| CN105201826A (en) * | 2015-09-23 | 2015-12-30 | 广州广涡压缩机有限公司 | Oil injection vortex air compressor of back pressure structure |
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| WO2019076080A1 (en) * | 2017-10-19 | 2019-04-25 | 苏州英华特涡旋技术有限公司 | Scroll compressor having lubricating structure |
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Address after: 215500, No. 68, Southeast Avenue, Southeast Economic Development Zone, Suzhou, Jiangsu, Changshu Applicant after: Suzhou yinghuate Vortex Technology Co., Ltd Address before: 215500, No. 68, Southeast Avenue, Southeast Economic Development Zone, Suzhou, Jiangsu, Changshu Applicant before: SUZHOU INVOTECH SCROLL TECHNOLOGIES Co.,Ltd. |
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