CN106988994A - Crankshaft group and compressor for compressor - Google Patents
Crankshaft group and compressor for compressor Download PDFInfo
- Publication number
- CN106988994A CN106988994A CN201710393720.2A CN201710393720A CN106988994A CN 106988994 A CN106988994 A CN 106988994A CN 201710393720 A CN201710393720 A CN 201710393720A CN 106988994 A CN106988994 A CN 106988994A
- Authority
- CN
- China
- Prior art keywords
- compressor
- excentric sleeve
- eccentric shaft
- eccentric
- crankshaft group
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0094—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 crankshaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/0276—Lubrication characterised by the compressor type the pump being of the reciprocating piston type, e.g. oscillating, free-piston compressors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses a kind of crankshaft group and compressor for compressor, the crankshaft group includes：Bent axle, the bent axle includes：Main shaft, balance weight and eccentric shaft, the main shaft and eccentric shaft are separately positioned on both sides and the eccentric setting of the balance weight；Excentric sleeve, the excentric sleeve is set on the eccentric shaft, and the wall thickness of the excentric sleeve is different；Connecting rod and piston, one end of the connecting rod are set on the excentric sleeve, and the other end of the connecting rod is connected with the piston.The refrigerating capacity of compressor output can be changed according to the crankshaft group of the present invention so that the scope of application of compressor is wider.
Description
Technical field
The present invention relates to refrigeration technology field, more particularly to a kind of crankshaft group and compressor for compressor.
Background technology
The development of small-type refrigeration appliance, such as household electric refrigerator and room air conditioner, is to weigh a national national economy
The mark of construction, science and technology and living standards of the people.In recent years, the development in an all-round way with China's economic construction and people's people's livelihood
The flat continuous improvement of running water and the introduction of advanced technology, novel reciprocating type refrigeration compressor product are developed into each large enterprises
Seize freezer compressor market, lift the Main Means of product competitiveness in the market.
But the optimization that the development of totally-enclosed reciprocating type refrigeration compressor industry is constantly in existing product improves the stage,
The overall structure type of product is in being badly in need of a kind of new totally-enclosed reciprocating type refrigeration compressor in solid state, market
Exploit market, expand the diversification of refrigeration compressor market product.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention is carried
Go out a kind of crankshaft group for compressor, the crankshaft group can change the refrigerating capacity of compressor output so that compressor
The scope of application is wider.
The invention also provides a kind of compressor with above-mentioned crankshaft group.
According to the crankshaft group for compressor of the present invention, including：Bent axle, the bent axle includes：Main shaft, balance weight and
Eccentric shaft, the main shaft and eccentric shaft are separately positioned on both sides and the eccentric setting of the balance weight；Excentric sleeve, the bias
Axle sleeve is set on the eccentric shaft, and the wall thickness of the excentric sleeve is different；Connecting rod and piston, one end of the connecting rod are set in
On the excentric sleeve, the other end of the connecting rod is connected with the piston.
According to the crankshaft group for compressor of the present invention, by being set between described one end of connecting rod and eccentric shaft
Stroke of the piston in compression cylinder on excentric sleeve, connecting rod can change, and then change the refrigeration of compressor output
Amount so that the compressor scope of application is wider.
According to one embodiment of present invention, eccentric shaft Access Division is provided with the eccentric shaft, the excentric sleeve exists
The first excentric sleeve Access Division and the second excentric sleeve Access Division spaced apart is provided with circumference, the eccentric shaft Access Division can
Selectively coordinate with the first excentric sleeve Access Division or the second excentric sleeve Access Division.
According to one embodiment of present invention, the bent axle also includes：It is provided with and is suitable on eccentric pivot pin, the eccentric shaft
The eccentric pin hole coordinated with the eccentric pivot pin, the eccentric pivot pin is configured to the eccentric shaft Access Division.
According to one embodiment of present invention, the bent axle also includes：Be provided with resilient key, the eccentric shaft suitable for
The elastic pin-and-hole that the resilient key coordinates, the elastic pin-and-hole is connected with the eccentric pin hole, and the resilient key is suitable to and institute
Eccentric pivot pin is stated only to support with the fixed eccentric pivot pin.
According to one embodiment of present invention, the excentric sleeve includes：Axle sleeve installation portion and axle sleeve auxiliary section, the axle
Set installation structure is cirque structure and is arranged between described one end of the connecting rod and the eccentric shaft；
The axle sleeve auxiliary section is configured to arc-shaped structure, and the two ends of the axle sleeve auxiliary section in the circumferential are configured to institute
State the first excentric sleeve Access Division and the second excentric sleeve Access Division.
According to one embodiment of present invention, it is provided with lubricant passage way, the outer surface of the main shaft and sets in the main shaft
It is equipped with the oil-out connected with the lubricant passage way.
According to one embodiment of present invention, be additionally provided with oil inlet on the main shaft, the oil inlet with it is described fuel-displaced
It is connected between mouthful by the first oil groove and the second oil groove, first oil groove and second oil groove are arranged at the main shaft
Outer surface and oppositely oriented.
According to one embodiment of present invention, eccentric shaft oil leaking hole, the eccentric shaft oil leak are provided with the eccentric shaft
Hole and the excentric sleeve are connected just pair and with the oil inlet.
According to one embodiment of present invention, annular oil groove, the annular oil groove and institute are additionally provided with the eccentric shaft
State the connection of eccentric shaft oil leaking hole and just right with the excentric sleeve.
Above-mentioned crankshaft group is included according to the compressor of the present invention, it is above-mentioned due to being provided with according to the compressor of the present invention
Crankshaft group, thus the compression output refrigerating capacity can change, improve the applicability of compressor.In addition, the profit of compressor
Sliding effect is good, and energy consumption cost is low, and then improves the service life of compressor.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the explosive view of crankshaft group according to embodiments of the present invention；
Fig. 2 is the schematic diagram of bent axle according to embodiments of the present invention；
Fig. 3 is the schematic diagram of bent axle according to embodiments of the present invention；
Fig. 4 is the schematic diagram of crankshaft group according to embodiments of the present invention.
Reference：
Crankshaft group 100,
Bent axle 110, main shaft 111, oil-out 103, oil inlet 104, the first oil groove 105, the second oil groove 106, eccentric shaft
112, eccentric pin hole 101, elastic pin-and-hole 102, eccentric shaft oil leaking hole 107, annular oil groove 108, balance weight 113, eccentric pivot pin
114, resilient key 115,
Excentric sleeve 120, axle sleeve installation portion 121, axle sleeve auxiliary section 122,
Connecting rod 130.
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 be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be joined directly together, can also be indirectly connected to by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
The crankshaft group 100 for compressor of the embodiment of the present invention is described in detail with reference to Fig. 1 to Fig. 4.
Crankshaft group 100 for compressor according to embodiments of the present invention can include bent axle 110, excentric sleeve 120
And connecting rod 130 and piston.
Wherein, bent axle 110 includes main shaft 111, balance weight 113 and eccentric shaft 112, and main shaft 111 and eccentric shaft 112 are set respectively
Put in the both sides of balance weight 113 and eccentric setting.Eccentric shaft 112 can be rotated centered on the axis of main shaft 111, eccentric shaft
112 are rotatably coupled with connecting rod 130.Due to eccentric shaft 112 and the eccentric setting of main shaft 111, therefore bent axle 110 is in the mistake of rotation
Cheng Zhong, connecting rod 130 can be moved back and forth on straight line, and then compression refrigerant gas.The work of above-mentioned bent axle 110 and connecting rod 130
Principle is known for those skilled in the art, repeats no more here.
Excentric sleeve 120 is rotatably sleeved on eccentric shaft 112.That is, excentric sleeve 120 can relative eccentric axle
112 are rotated, and excentric sleeve 120 is rotatably arranged on eccentric shaft 112.Alternatively, excentric sleeve 120 can be with eccentric shaft
112 gaps coordinate.
The inner peripheral surface of excentric sleeve 120 and the outer peripheral face of excentric sleeve 120 are configured to circle, excentric sleeve 120 it is interior
The outer peripheral face eccentric setting of side face and excentric sleeve 120.That is, the wall thickness of excentric sleeve 120 is inconsistent, excentric sleeve
120 wall thickness has thinnest point and thickest point.
One end of connecting rod 130 is set on excentric sleeve 120, and the other end of connecting rod 130 is connected with piston.That is,
Of the invention to be directly set in from one end of traditional connecting rod different on eccentric shaft, described one end of connecting rod 130 is set in eccentric shaft
On set 120, eccentric shaft 120 is set on eccentric shaft 112, and the wall thickness of excentric sleeve 120 is different.
Because the wall thickness of excentric sleeve 120 is different, therefore when excentric sleeve 120 rotates, outside excentric sleeve 120
The center of circle of side face can be moved, and described one end of connecting rod 130 is set on the outer peripheral face of excentric sleeve 120, therefore connecting rod
130 will necessarily also be moved, and then change compression travel of the connecting rod 130 in compression cylinder, the refrigerating capacity of compressor output
It can change with the change of excentric sleeve 120.By the relative position for changing excentric sleeve 120 and eccentric shaft 112, you can
To change the refrigerating capacity of compressor output, the use scope of compressor is lifted.
For example, the wall thickness of excentric sleeve 120 has thinnest point and thickest point, when the thickest point Range compress of eccentric shaft 112
When the compression cylinder of machine is nearest, stroke of the piston being connected with the other end of connecting rod 130 in compression cylinder is maximum, and then improves
The decrement of refrigerant, the refrigerating capacity of compressor output is maximum；When the compression cylinder of the thinnest point Range compress machine of excentric sleeve 120
When recently, stroke of the piston being connected with the other end of connecting rod 130 in compression cylinder is minimum, and then reduces refrigerant compression
Amount, the refrigerating capacity of compressor output is minimum.
Crankshaft group 100 for compressor according to embodiments of the present invention, by described one end of connecting rod 130 and partially
Stroke of the piston in compression cylinder on excentric sleeve 120, connecting rod 130 is set to change between heart axle 112, Jin Ergai
The refrigerating capacity of compressor output is become so that the compressor scope of application is wider.
According to eccentric shaft Access Division in some embodiments of the present invention, is provided with eccentric shaft 112, excentric sleeve 120 exists
The first excentric sleeve Access Division and the second excentric sleeve Access Division spaced apart is provided with axial direction, eccentric shaft Access Division may be selected
Ground and the first excentric sleeve Access Division or the second excentric sleeve Access Division coordinate.
When eccentric shaft Access Division is with the first excentric sleeve Access Division or the cooperation of the second excentric sleeve Access Division, excentric sleeve
The position in the center of circle of 120 outer peripheral face is different, therefore the connecting rod 130 being set on the outer peripheral face of excentric sleeve 120 is in compression cylinder
In compression travel it is different, so as to change the refrigerating capacity of compressor output.
Alternatively, when eccentric shaft Access Division and the first excentric sleeve Access Division coordinate, the thickest point of excentric sleeve 120 away from
It is nearest from compression cylinder；When eccentric shaft Access Division and the second excentric sleeve Access Division coordinate, the thinnest point distance of excentric sleeve 120
Compression cylinder is nearest.
Further, as shown in Figure 1 and Figure 4, bent axle 110 also includes being provided with eccentric pivot pin 114, eccentric shaft 112 suitable
In the eccentric pin hole 101 coordinated with eccentric pivot pin 114, eccentric pivot pin 114 is configured to eccentric shaft Access Division.Eccentric pivot pin 114
May be inserted into eccentric pin hole 101, and eccentric pivot pin 114 can be stretched out from eccentric pin hole 101 with the first eccentric shaft
Access Division or the second excentric sleeve Access Division is covered to coordinate.
Further, bent axle 110 also includes being provided with what is with resilient key 115 coordinated on resilient key 115, eccentric shaft 112
Elastic pin-and-hole 102, elastic pin-and-hole 102 is connected with eccentric pin hole 101, when resilient key 115 is extend into elastic pin-and-hole 102,
The inner of resilient key 115 can only be supported with extending into eccentric pin hole 101 with eccentric pivot pin 114, and then by eccentric pivot pin 114
It is fixed.Thus, the fixation of eccentric pivot pin 114 more facilitates.
In some embodiments of the invention, as shown in figure 1, excentric sleeve 120 includes axle sleeve installation portion 121 and axle sleeve is matched somebody with somebody
Conjunction portion 122, axle sleeve installation portion 121 be configured to cirque structure and be arranged on connecting rod 130 described one end and eccentric shaft 112 it
Between；Axle sleeve auxiliary section 122 is configured to arc-shaped structure, and the two ends of axle sleeve auxiliary section 122 in the circumferential are configured to the first bias
Axle sleeve Access Division and the second excentric sleeve Access Division.
Bent axle 110 can be with forward or reverse, during the rotating switching of bent axle 110, and excentric sleeve 120 can be
Rotated under the driving of eccentric shaft 112, until the first excentric sleeve Access Division or the second excentric sleeve Access Division and eccentric shaft
Access Division stop to, and then change compressor output refrigerating capacity.It is understood that eccentric shaft 112 is applied to excentric sleeve 120
On power can be frictional force between eccentric shaft 112 and excentric sleeve 120.
In some embodiments of the invention, lubricant passage way is provided with main shaft 111, as shown in figure 3, main shaft 111 is outer
The oil-out 103 connected with lubricant passage way is provided with surface.Lubricating oil can enter lubricating oil from the bottom of main shaft 111
Road, then lubricating oil can be discharged from oil-out 103.
Further, as shown in Fig. 2 being additionally provided with oil inlet 104 on main shaft 111, oil inlet 104 and oil-out 103 it
Between be connected by the first oil groove 105 with the second oil groove 106, the first oil groove 105 and the second oil groove 106 are arranged at main shaft 111
It is on outer surface and oppositely oriented.Thus, no matter the forward or reverse of bent axle 110, lubricating oil can under the influence of centrifugal force from
Oil-out 103 enters oil inlet 104 by the first oil groove 105 or the second oil groove 106, and then adds pump oil efficiency, reduction
The abrasion of compressor drive disk assembly, adds the service life of compressor.
Further, eccentric shaft oil leaking hole 107, eccentric shaft oil leaking hole 107 and excentric sleeve are provided with eccentric shaft 112
120 connect just pair and with oil inlet 104.Thus, it is possible to significantly improve the lubrication effect between excentric sleeve 120 and eccentric shaft 112
Rate, improves the lubricant effect of compressor drive disk assembly, reduces the energy loss of compressor.
As shown in Fig. 2 annular oil groove 108 is also provided with eccentric shaft 112, annular oil groove 108 and eccentric shaft oil leak
Hole 107 is connected and just right with excentric sleeve 120.Thus, the lubricant effect of compressor drive disk assembly is further increased, and is reduced
Contact area between drive disk assembly (eccentric shaft 112 and excentric sleeve 120), reduces the energy consumption cost of compressor, improves
The service life of compressor.
The compressor of the embodiment of the present invention is briefly described below.
Compressor according to embodiments of the present invention includes the crankshaft group 100 of above-described embodiment, due to according to of the invention real
The compressor for applying example is provided with above-mentioned crankshaft group 100, therefore the refrigerating capacity of compression output can change, and improve compressor
Applicability.In addition, the high lubricating effect of compressor, energy consumption cost is low, and then improve the service life of compressor.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.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 not be the same as Example or the feature of example and non-be the same as Example 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 (10)
1. a kind of crankshaft group for compressor, it is characterised in that including：
Bent axle, the bent axle includes：Main shaft, balance weight and eccentric shaft, the main shaft and eccentric shaft are separately positioned on the balance
The both sides of block and eccentric setting；
Excentric sleeve, the excentric sleeve is set on the eccentric shaft, and the wall thickness of the excentric sleeve is different；
Connecting rod and piston, one end of the connecting rod are set on the excentric sleeve, the other end of the connecting rod and the piston
It is connected.
2. the crankshaft group according to claim 1 for compressor, it is characterised in that be provided with the eccentric shaft partially
Heart axle Access Division, the excentric sleeve is provided with the first excentric sleeve Access Division spaced apart and the second excentric sleeve in the circumferential
Access Division, the eccentric shaft Access Division selectively with the first excentric sleeve Access Division or the second excentric sleeve clamping
Portion coordinates.
3. the crankshaft group according to claim 2 for compressor, it is characterised in that the bent axle also includes：It is eccentric
The eccentric pin hole suitable for coordinating with the eccentric pivot pin is provided with pivot pin, the eccentric shaft, the eccentric pivot pin is configured to
The eccentric shaft Access Division.
4. the crankshaft group according to claim 3 for compressor, it is characterised in that the bent axle also includes：Elasticity
The elastic pin-and-hole suitable for coordinating with the resilient key, the elastic pin-and-hole and the eccentric shaft are provided with pin, the eccentric shaft
Pin-and-hole is connected, and the resilient key is suitable to only support with the fixed eccentric pivot pin with the eccentric pivot pin.
5. the crankshaft group according to claim 2 for compressor, it is characterised in that the excentric sleeve includes：Axle
Installation portion and axle sleeve auxiliary section are covered, the axle sleeve installation structure is cirque structure and is arranged on described one end of the connecting rod
Between the eccentric shaft；
The axle sleeve auxiliary section is configured to arc-shaped structure, and the two ends of the axle sleeve auxiliary section in the circumferential are configured to described
One excentric sleeve Access Division and the second excentric sleeve Access Division.
6. the crankshaft group according to claim 1 for compressor, it is characterised in that be provided with lubrication in the main shaft
The oil-out connected with the lubricant passage way is provided with oil circuit, the outer surface of the main shaft.
7. the crankshaft group according to claim 6 for compressor, it is characterised in that be additionally provided with the main shaft into
Hydraulic fluid port, is connected between the oil inlet and the oil-out by the first oil groove and the second oil groove, first oil groove and described
Second oil groove is arranged at the outer surface of the main shaft and oppositely oriented.
8. the crankshaft group according to claim 7 for compressor, it is characterised in that be provided with the eccentric shaft partially
Heart axle oil leaking hole, the eccentric shaft oil leaking hole and the excentric sleeve are connected just pair and with the oil inlet.
9. the crankshaft group according to claim 8 for compressor, it is characterised in that be additionally provided with the eccentric shaft
Annular oil groove, the annular oil groove is connected and just right with the excentric sleeve with the eccentric shaft oil leaking hole.
10. a kind of compressor, it is characterised in that including the crankshaft group any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710393720.2A CN106988994A (en) | 2017-05-27 | 2017-05-27 | Crankshaft group and compressor for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710393720.2A CN106988994A (en) | 2017-05-27 | 2017-05-27 | Crankshaft group and compressor for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106988994A true CN106988994A (en) | 2017-07-28 |
Family
ID=59420197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710393720.2A Pending CN106988994A (en) | 2017-05-27 | 2017-05-27 | Crankshaft group and compressor for compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106988994A (en) |
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|---|---|---|---|---|
| US4245966A (en) * | 1978-01-30 | 1981-01-20 | Westinghouse Electric Corp. | Reciprocating piston device with changeable stroke length |
| CN1566649A (en) * | 2003-06-25 | 2005-01-19 | 乐金电子(天津)电器有限公司 | Locking device for dual capacity compressor |
| CN1566650A (en) * | 2003-06-25 | 2005-01-19 | 乐金电子(天津)电器有限公司 | Locking device for dual capacity compressor |
| CN1708646A (en) * | 2002-10-31 | 2005-12-14 | Lg电子株式会社 | Dual capacity compressor |
| CN1779251A (en) * | 2004-11-26 | 2006-05-31 | 乐金电子(天津)电器有限公司 | Interlocking mechanism of double-volume compressor |
| CN104074706A (en) * | 2013-03-29 | 2014-10-01 | 日立汽车系统株式会社 | Reciprocating compressor |
| CN105041610A (en) * | 2015-07-07 | 2015-11-11 | 安徽美芝制冷设备有限公司 | Crankshaft, crankshaft assembly with same and piston compressor |
| CN204941821U (en) * | 2015-09-01 | 2016-01-06 | 安徽美芝制冷设备有限公司 | Compressor crank shaft and the compressor with it |
| CN205779559U (en) * | 2016-05-27 | 2016-12-07 | 安徽美芝制冷设备有限公司 | Piston rod part and reciprocating compressor |
| CN206054231U (en) * | 2016-09-23 | 2017-03-29 | 安徽美芝制冷设备有限公司 | Crankshaft group and the compressor with which |
| CN206770164U (en) * | 2017-05-27 | 2017-12-19 | 安徽美芝制冷设备有限公司 | Crankshaft group and compressor for compressor |
-
2017
- 2017-05-27 CN CN201710393720.2A patent/CN106988994A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4245966A (en) * | 1978-01-30 | 1981-01-20 | Westinghouse Electric Corp. | Reciprocating piston device with changeable stroke length |
| CN1708646A (en) * | 2002-10-31 | 2005-12-14 | Lg电子株式会社 | Dual capacity compressor |
| CN1566649A (en) * | 2003-06-25 | 2005-01-19 | 乐金电子(天津)电器有限公司 | Locking device for dual capacity compressor |
| CN1566650A (en) * | 2003-06-25 | 2005-01-19 | 乐金电子(天津)电器有限公司 | Locking device for dual capacity compressor |
| CN1779251A (en) * | 2004-11-26 | 2006-05-31 | 乐金电子(天津)电器有限公司 | Interlocking mechanism of double-volume compressor |
| CN104074706A (en) * | 2013-03-29 | 2014-10-01 | 日立汽车系统株式会社 | Reciprocating compressor |
| CN105041610A (en) * | 2015-07-07 | 2015-11-11 | 安徽美芝制冷设备有限公司 | Crankshaft, crankshaft assembly with same and piston compressor |
| CN204941821U (en) * | 2015-09-01 | 2016-01-06 | 安徽美芝制冷设备有限公司 | Compressor crank shaft and the compressor with it |
| CN205779559U (en) * | 2016-05-27 | 2016-12-07 | 安徽美芝制冷设备有限公司 | Piston rod part and reciprocating compressor |
| CN206054231U (en) * | 2016-09-23 | 2017-03-29 | 安徽美芝制冷设备有限公司 | Crankshaft group and the compressor with which |
| CN206770164U (en) * | 2017-05-27 | 2017-12-19 | 安徽美芝制冷设备有限公司 | Crankshaft group and compressor for compressor |
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