CN104976097A - Motor fixing structure of linear compressor - Google Patents
Motor fixing structure of linear compressor Download PDFInfo
- Publication number
- CN104976097A CN104976097A CN201410139771.9A CN201410139771A CN104976097A CN 104976097 A CN104976097 A CN 104976097A CN 201410139771 A CN201410139771 A CN 201410139771A CN 104976097 A CN104976097 A CN 104976097A
- Authority
- CN
- China
- Prior art keywords
- decided
- higher level
- boss
- daughter
- plugged
- 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
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a motor fixing structure of a linear compressor. The structure comprises inner stators, a cylinder is arranged in the coaxial direction of the inner stators, and the end of the cylinder is connected with a front flange. The front flange is inserted in the inner stators through concave and convex structures. By means of the motor fixing structure of the linear compressor, magnetic losses caused by fixing the inner stators through the cylinder can be reduced, the efficiency of a linear motor is improved, and the inner stators can be accurately positioned.
Description
Technical field
The present invention relates to a kind of electric machine fixation structure, refer to a kind of electric machine fixation structure of Linearkompressor especially.
Background technique
Linearkompressor is the driving force utilizing linear electric machine to be linear fashion by electric energy conversion, and driven plunger realizes linear reciprocating motion, and then compressed refrigerant or the acting of other media realize the device of compressor work.
As shown in Figure 1, existing Linearkompressor comprises shell 1 ', usually lubricant oil is accommodated bottom it, the inner chamber of shell 1 ' is provided with linear electric machine, linear electric machine comprises cylindrical shape external stator body 2 ', the inner chamber of external stator body 2 ' is provided with cylindrical shape daughter 3 ' decided at the higher level but not officially announced, and external stator body 2 ' and daughter 3 ' concentric decided at the higher level but not officially announced are arranged.Cylindrical shape mover 4 ' is plugged with outside between rotor 2 ' and daughter 3 ' decided at the higher level but not officially announced.Daughter 3 ' decided at the higher level but not officially announced is built-in with coil 5 ', the cylindrical cylinder 6 ' of concentric is provided with in the inner chamber of daughter 3 ' decided at the higher level but not officially announced, the right part of cylinder 6 ' is provided with annular step 7 ', the outer surface of stepped part 7 ' is provided with cylindrical shape forward flange 8 ', the right side of daughter 3 ' decided at the higher level but not officially announced is against on the left side of stepped part 7 ' and forward flange 8 ', in the inner chamber of cylinder 6 ', activity is plugged with piston 9 ', and the left end activity of piston 9 ' is inserted on the inwall of mover 5 '.During linear electric machine work, coil 5 ' is energized, and daughter 3 ' decided at the higher level but not officially announced and external stator body 2 ' form the magnetic field of change of magnetic field strength.Under the action of a magnetic force, mover 4 ' vertically left and right back and forth does straight line motion, and mover 4 ' drives piston 9 ' to do work along the inner chamber bilateral reciprocation of cylinder 6 '.
Linearkompressor recited above fixing linear electric machine, is normally fixed on the outer surface of cylinder 6 ' by the mode press-fiting (interference fit) from the daughter 3 ' decided at the higher level but not officially announced close to cylinder 6 '.But arrange like this, require the longer dimension of cylinder 6 ', and usually because cylinder 6 ' is made by materials such as the strong cast irons of magnetic conductivity, contact very closely in situation with daughter 3 ' decided at the higher level but not officially announced, when the inside of daughter 3 ' decided at the higher level but not officially announced has magnetic field flow out-of-date, partial magnetic field can flow through cylinder 6 ', causes unnecessary magnetic loss, reduces linear electric machine efficiency.And the structure running through daughter 3 ' decided at the higher level but not officially announced is not want for the not sufficiently long structure of cylinder 6 ' and cylinder 6 ', or do not wish the structure of daughter 3 ' decided at the higher level but not officially announced and cylinder 6 ' interference fit, prior art and structure obviously can not realize effective fixed linear motor.In addition, mention in prior art, adopt the structure of bolt fixed linear motor, when adopting this means of fixation, want to fix with bolt accurately, need internal rotor 3 ' first to locate, but there is no positioning part in existing structure.
Summary of the invention
The object of the present invention is to provide a kind of electric machine fixation structure of Linearkompressor, can reduce and fix by cylinder the magnetic loss that daughter decided at the higher level but not officially announced causes, improve the efficiency of linear electric machine, and can the position of internal rotor can accurately locate.
To achieve these goals, the invention provides a kind of electric machine fixation structure of Linearkompressor, comprise daughter decided at the higher level but not officially announced, the coaxial direction of described daughter decided at the higher level but not officially announced is provided with cylinder, the end of described cylinder connects with forward flange and arranges, and wherein said forward flange and daughter decided at the higher level but not officially announced are plugged in together by concaveconvex structure.
Described concaveconvex structure comprises the end of daughter decided at the higher level but not officially announced and is arranged at the annular boss of forward flange side, and the end outer surface of described daughter decided at the higher level but not officially announced is plugged in described annular boss inner chamber.
Described concaveconvex structure comprises the end of daughter decided at the higher level but not officially announced and is arranged at multiple boss that forward flange side surrounds ring structure, and the end outer surface of described daughter decided at the higher level but not officially announced is plugged in the annular inboard wall of multiple described boss.
Described concaveconvex structure comprises the annular recess being arranged at inner stator body side surface and the annular boss being arranged at forward flange side, and described annular boss is plugged in annular recess.
Described concaveconvex structure comprises and is arranged at multiple groove that inner stator body side surface surrounds ring structure and is arranged at multiple boss forward flange side surrounding ring structure, and multiple boss is plugged in multiple groove.
Described concaveconvex structure comprises the annular boss being arranged at inner stator body side surface and the annular recess being arranged at forward flange side, and described annular boss is plugged in annular recess.
Described concaveconvex structure comprises and is arranged at multiple boss that inner stator body side surface surrounds ring structure and is arranged at multiple grooves forward flange side surrounding ring structure, and multiple boss is plugged in multiple groove.
Described concaveconvex structure comprises the multiple gap between the sub-pieces group decided at the higher level but not officially announced being arranged at daughter decided at the higher level but not officially announced and is arranged at multiple boss that forward flange side surrounds ring structure, and multiple boss is plugged in multiple gap.
Described concaveconvex structure comprises the annular boss being arranged at forward flange side and the multiple boss surrounding ring structure and is arranged at multiple grooves that inner stator body side surface surrounds ring structure, the outer circumferential end face of described daughter decided at the higher level but not officially announced is plugged in annular boss inner chamber, and multiple boss is plugged in multiple groove.
The interference fit that is plugged to of described concaveconvex structure connects.
After adopting such scheme, the electric machine fixation structure of Linearkompressor of the present invention, by being arranged at the concaveconvex structure between forward flange and inner stator contact level, the two grafting is fixed together, can reduce and fix by cylinder the magnetic loss that daughter decided at the higher level but not officially announced causes, and then improve the efficiency of linear electric machine, can accurately locate with the position of the internal rotor of concaveconvex structure in addition.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing Linearkompressor;
Fig. 2 is embodiments of the invention one structural representations;
Fig. 3 is the forward flange stereogram in Fig. 2;
Fig. 4 is embodiments of the invention two structural representations;
Fig. 5 is the forward flange planimetric map in Fig. 4;
Fig. 6 is embodiments of the invention three structural representations;
Fig. 7 is embodiments of the invention four structural representations;
Fig. 8 is the forward flange stereogram in Fig. 7;
Fig. 9 is embodiments of the invention five structural representations;
Figure 10 is embodiments of the invention six structural representations.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, can better understand the present invention and can be implemented, but illustrated embodiment is not as a limitation of the invention to make those skilled in the art.
As shown in Figure 2, electric machine fixation structure embodiment one structural representation of Linearkompressor of the present invention, comprise daughter 1 decided at the higher level but not officially announced, the inner chamber of daughter 1 decided at the higher level but not officially announced is provided with cylinder 2, cylinder 2 stretches out the part of daughter 1 decided at the higher level but not officially announced, herein for the outer surface of the stepped part 3 being arranged at cylinder right part shown in figure is provided with forward flange 4, forward flange 4 is made up of non-magnetic non-conducting material.Be plugged in together by concaveconvex structure between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1.Shown in composition graphs 3, this concaveconvex structure comprises the right part being arranged at daughter 1 decided at the higher level but not officially announced and the annular boss 5 being arranged at forward flange 4 left surface, and the right part outer surface of daughter 1 decided at the higher level but not officially announced and the internal chamber wall of annular boss 5 are that interference fit is plugged in together.Concaveconvex structure also can be designed as and surrounds multiple boss of ring structure to replace annular boss 5 in the setting of forward flange 4 left surface herein, and the right part of daughter 1 decided at the higher level but not officially announced and the circular inner sidewall of multiple boss are plugged in together by interference fit.In this embodiment, concaveconvex structure also can be designed as the multiple boss arranging annular boss or surround ring structure in daughter 1 decided at the higher level but not officially announced; and the left part of forward flange 4 is plugged in the inner chamber that annular boss inner chamber or multiple boss surround, and all belongs to the scope of protection of the invention.
As shown in Figure 4, electric machine fixation structure embodiment two structural representation of Linearkompressor of the present invention, its most of structure is identical with embodiment's one, difference is: shown in composition graphs 5, concaveconvex structure comprises and is arranged at multiple grooves 7 that daughter 1 right flank decided at the higher level but not officially announced surrounds ring structure and is arranged at multiple boss 6 that forward flange 4 left surface surrounds ring structure, is plugged in multiple groove 7 between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1 by multiple boss 6 interference fit.Concaveconvex structure also can be designed as and arranges annular boss at the left surface of forward flange 4 herein, arranges annular recess, be plugged in annular recess between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1 by annular boss interference fit at the right flank of daughter 1 decided at the higher level but not officially announced.Concaveconvex structure can also be designed to herein: between the sub-pieces group multiple decided at the higher level but not officially announced of daughter 1 decided at the higher level but not officially announced, arrange multiple gap, the multiple boss surrounding ring structure are set at the left surface of forward flange 4, make to be plugged in multiple gap by multiple boss interference fit between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1.
As shown in Figure 6, electric machine fixation structure embodiment three structural representation of Linearkompressor of the present invention, its most of structure is identical with embodiment's one, difference is: concaveconvex structure comprises the annular boss 5 being arranged at daughter 1 right flank decided at the higher level but not officially announced and the annular recess 8 being arranged at forward flange 4 left surface, the annular boss 5 of daughter 1 decided at the higher level but not officially announced is plugged in the annular recess 8 of forward flange 4 by interference fit, can also be designed to arrange at the right flank of daughter 1 decided at the higher level but not officially announced the multiple boss surrounding ring structure herein, at the left surface of forward flange 4, the multiple grooves surrounding ring structure are set, daughter 1 decided at the higher level but not officially announced is plugged in together by multiple boss and multiple groove interference fit with forward flange 4.
As shown in Figure 7, electric machine fixation structure embodiment four structural representation of Linearkompressor of the present invention, its most of structure is identical with embodiment's one, difference is: shown in composition graphs 8, concaveconvex structure comprises the annular recess 8 being arranged at daughter 1 right flank decided at the higher level but not officially announced and the multiple grooves 7 surrounding ring structure, and be arranged at the annular boss 5 of forward flange 4 left surface and the multiple boss 6 surrounding ring structure be positioned at inside annular boss 5, be plugged in annular recess 8 by annular boss 5 interference fit between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1, in the multiple groove 7 of multiple boss 6 interference fit grafting.
As shown in Figure 9, electric machine fixation structure embodiment five structural representation of Linearkompressor of the present invention, its most of structure is identical with embodiment's one, difference is: concaveconvex structure comprises the multiple gaps be arranged between annular recess (not shown) on daughter 1 right flank decided at the higher level but not officially announced and the sub-pieces group decided at the higher level but not officially announced being formed at daughter 1 decided at the higher level but not officially announced, and be arranged at the annular boss 5 of forward flange 4 left surface and the multiple boss 6 surrounding ring structure be positioned at inside annular boss 5, be plugged in annular recess by annular boss 5 interference fit between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1, multiple boss 6 interference fit is plugged in multiple gap.
As shown in Figure 10, electric machine fixation structure embodiment six structural representation of Linearkompressor of the present invention, its most of structure is identical with embodiment's one, difference is: concaveconvex structure comprises the annular boss 5 being arranged at forward flange 4 left surface and the multiple boss 6 surrounding ring structure and is arranged at multiple grooves 7 that daughter 1 right flank decided at the higher level but not officially announced surrounds ring structure, be plugged in the inner chamber of annular boss 5 between the surface of contact of forward flange 4 and daughter decided at the higher level but not officially announced 1 by the outer circumferential end face interference fit of daughter 1 decided at the higher level but not officially announced, multiple boss 6 interference fit is plugged in multiple groove 7.
In above-described embodiment by forward flange 4 being arranged male structure, recessed structure is set in daughter 1 decided at the higher level but not officially announced; also recessed structure can be set on forward flange 4; and male structure is set in daughter 1 decided at the higher level but not officially announced; by forward flange 4 being arranged recessed structure, male structure is set in daughter 1 decided at the higher level but not officially announced; also male structure can be set on forward flange 4; and recessed structure is set in daughter 1 decided at the higher level but not officially announced; therefore everyly make by the structure that concaveconvex structure is plugged in together between forward flange 4 and daughter decided at the higher level but not officially announced 1, all should belong in scope that the present invention protects.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. the electric machine fixation structure of a Linearkompressor, comprise daughter decided at the higher level but not officially announced, the coaxial direction of described daughter decided at the higher level but not officially announced is provided with cylinder, and the end of described cylinder connects with forward flange and arranges, and it is characterized in that: described forward flange and daughter decided at the higher level but not officially announced are plugged in together by concaveconvex structure.
2. the electric machine fixation structure of Linearkompressor according to claim 1, it is characterized in that: described concaveconvex structure comprises the end of daughter decided at the higher level but not officially announced and is arranged at the annular boss of forward flange side, and the end outer surface of described daughter decided at the higher level but not officially announced is plugged in described annular boss inner chamber.
3. the electric machine fixation structure of Linearkompressor according to claim 1, it is characterized in that: described concaveconvex structure comprises the end of daughter decided at the higher level but not officially announced and is arranged at multiple boss that forward flange side surrounds ring structure, and the end outer surface of described daughter decided at the higher level but not officially announced is plugged in the annular inboard wall of multiple described boss.
4. the electric machine fixation structure of Linearkompressor according to claim 1, it is characterized in that: described concaveconvex structure comprises the annular recess being arranged at inner stator body side surface and the annular boss being arranged at forward flange side, and described annular boss is plugged in annular recess.
5. the electric machine fixation structure of the Linearkompressor according to claim 1 or 4, it is characterized in that: described concaveconvex structure comprises and is arranged at multiple groove that inner stator body side surface surrounds ring structure and is arranged at multiple boss forward flange side surrounding ring structure, and multiple boss is plugged in multiple groove.
6. the electric machine fixation structure of Linearkompressor according to claim 1, it is characterized in that: described concaveconvex structure comprises the annular boss being arranged at inner stator body side surface and the annular recess being arranged at forward flange side, and described annular boss is plugged in annular recess.
7. the electric machine fixation structure of the Linearkompressor according to claim 1 or 6, it is characterized in that: described concaveconvex structure comprises and is arranged at multiple boss that inner stator body side surface surrounds ring structure and is arranged at multiple grooves forward flange side surrounding ring structure, and multiple boss is plugged in multiple groove.
8. the electric machine fixation structure of the Linearkompressor according to claim 1 or 4, it is characterized in that: described concaveconvex structure comprises the multiple gap between the sub-pieces group decided at the higher level but not officially announced being arranged at daughter decided at the higher level but not officially announced and is arranged at multiple boss that forward flange side surrounds ring structure, and multiple boss is plugged in multiple gap.
9. the electric machine fixation structure of Linearkompressor according to claim 1, it is characterized in that: described concaveconvex structure comprises the annular boss being arranged at forward flange side and the multiple boss surrounding ring structure and is arranged at multiple grooves that inner stator body side surface surrounds ring structure, the outer circumferential end face of described daughter decided at the higher level but not officially announced is plugged in annular boss inner chamber, and multiple boss is plugged in multiple groove.
10. the electric machine fixation structure of Linearkompressor according to claim 1, is characterized in that: the interference fit that is plugged to of described concaveconvex structure connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410139771.9A CN104976097A (en) | 2014-04-09 | 2014-04-09 | Motor fixing structure of linear compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410139771.9A CN104976097A (en) | 2014-04-09 | 2014-04-09 | Motor fixing structure of linear compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104976097A true CN104976097A (en) | 2015-10-14 |
Family
ID=54272937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410139771.9A Pending CN104976097A (en) | 2014-04-09 | 2014-04-09 | Motor fixing structure of linear compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104976097A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1233878A (en) * | 1998-04-28 | 1999-11-03 | 松下冷机株式会社 | Linear motor and linear compressor |
| CN1372077A (en) * | 2001-02-24 | 2002-10-02 | Lg电子株式会社 | Reciprocative compressor |
| CN1414689A (en) * | 2001-10-26 | 2003-04-30 | Lg电子株式会社 | Reciprocating electric machine |
| CN1673532A (en) * | 2004-03-25 | 2005-09-28 | Lg电子株式会社 | Structure for fixing motor stator of reciprocating compressor |
| KR20070075889A (en) * | 2006-01-16 | 2007-07-24 | 엘지전자 주식회사 | Cylinder mounting for linear compressor |
| CN101207318A (en) * | 2006-12-20 | 2008-06-25 | 泰州乐金电子冷机有限公司 | Electric machine fixation structure of linear compressor |
| CN101372945A (en) * | 2007-08-22 | 2009-02-25 | 泰州乐金电子冷机有限公司 | Reciprocating air compressor |
| CN203374448U (en) * | 2013-07-03 | 2014-01-01 | 海尔集团公司 | Linear compressor |
| CN203809235U (en) * | 2014-04-09 | 2014-09-03 | 海尔集团技术研发中心 | Motor fixing structure for linear compressor |
-
2014
- 2014-04-09 CN CN201410139771.9A patent/CN104976097A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1233878A (en) * | 1998-04-28 | 1999-11-03 | 松下冷机株式会社 | Linear motor and linear compressor |
| CN1372077A (en) * | 2001-02-24 | 2002-10-02 | Lg电子株式会社 | Reciprocative compressor |
| CN1414689A (en) * | 2001-10-26 | 2003-04-30 | Lg电子株式会社 | Reciprocating electric machine |
| CN1673532A (en) * | 2004-03-25 | 2005-09-28 | Lg电子株式会社 | Structure for fixing motor stator of reciprocating compressor |
| KR20070075889A (en) * | 2006-01-16 | 2007-07-24 | 엘지전자 주식회사 | Cylinder mounting for linear compressor |
| CN101207318A (en) * | 2006-12-20 | 2008-06-25 | 泰州乐金电子冷机有限公司 | Electric machine fixation structure of linear compressor |
| CN101372945A (en) * | 2007-08-22 | 2009-02-25 | 泰州乐金电子冷机有限公司 | Reciprocating air compressor |
| CN203374448U (en) * | 2013-07-03 | 2014-01-01 | 海尔集团公司 | Linear compressor |
| CN203809235U (en) * | 2014-04-09 | 2014-09-03 | 海尔集团技术研发中心 | Motor fixing structure for linear compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101386486B1 (en) | Reciprocating compressor | |
| EP2568586A3 (en) | Reciprocating motor and reciprocating compressor having the same | |
| CN103256228A (en) | Mini-sized direct current computer water-cooling water pump | |
| CN103560639A (en) | High power factor linear reciprocating oscillation motor | |
| CN102025240A (en) | Linear motor structure for Stirling refrigerator | |
| CN203809235U (en) | Motor fixing structure for linear compressor | |
| CN100517911C (en) | Linear motor and linear compressor having the same | |
| CN106382198B (en) | Permanent magnet linear duplex cylinder compressor | |
| CN211239582U (en) | High-speed direct-current brushless motor for automobile brake system | |
| CN104976097A (en) | Motor fixing structure of linear compressor | |
| CN106150969B (en) | Linear compressor | |
| CN218549587U (en) | Air pump driven by micro-super linear motor | |
| JP2016171646A5 (en) | ||
| CN100566093C (en) | Permanent-magnet voice coil type motor for refrigerator | |
| EP3186507B1 (en) | Linear compressor | |
| CN202840904U (en) | Rotor structure of linear motor for moving magnet type Stirling refrigerator with pole shoes | |
| CN107620690B (en) | DC quantitative stator permanent magnet type integrated power device | |
| CN107587992A (en) | A kind of DC stator excitation-type mechanical electronic hydraulic coupler | |
| CN103256242A (en) | Electronic water pump for automobile | |
| CN100540910C (en) | Compressor pump coupling method | |
| CN205039631U (en) | Birotor list stator axial magnetic field permanent magnetism does not have groove motor stator and shell mounting structure | |
| CN105781934B (en) | Cylinder-piston assembly and linear compressor | |
| CN202206228U (en) | Three-phase alternate current linear motor | |
| CN204532818U (en) | Single magnetic pole linear compressor | |
| CN203278439U (en) | A motor rotor punching sheet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151014 |
|
| RJ01 | Rejection of invention patent application after publication |