CN105351168B - A kind of piston structure and Linearkompressor of Linearkompressor - Google Patents

A kind of piston structure and Linearkompressor of Linearkompressor Download PDF

Info

Publication number
CN105351168B
CN105351168B CN201410407042.7A CN201410407042A CN105351168B CN 105351168 B CN105351168 B CN 105351168B CN 201410407042 A CN201410407042 A CN 201410407042A CN 105351168 B CN105351168 B CN 105351168B
Authority
CN
China
Prior art keywords
piston
linearkompressor
fixation
rod
hole
Prior art date
Application number
CN201410407042.7A
Other languages
Chinese (zh)
Other versions
CN105351168A (en
Inventor
赵志强
李衡国
宋斌
闫赛娜
李孟成
许升
Original Assignee
青岛海尔智能技术研发有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 青岛海尔智能技术研发有限公司 filed Critical 青岛海尔智能技术研发有限公司
Priority to CN201410407042.7A priority Critical patent/CN105351168B/en
Publication of CN105351168A publication Critical patent/CN105351168A/en
Application granted granted Critical
Publication of CN105351168B publication Critical patent/CN105351168B/en

Links

Abstract

A kind of piston structure of Linearkompressor, comprising: the connecting rod of inner hollow;Positioned at the piston of the interlinking lever end;Catching parts are set to the hollow portion of the connecting rod, and have via hole in center;First fixation member passes through the via hole and the catching parts clamping, and connect with the piston.The invention also discloses a kind of Linearkompressors.The present invention is effectively controlled connection dynamics between connecting rod and piston, ensure that pumping property, abrasion caused by the axis runout of piston is avoided to increase, and make piston run in the cylinder in cooperate optimum position automatically, reduce friction horsepower, piston wear is reduced, the efficiency and reliability of compressor is greatly improved.

Description

A kind of piston structure and Linearkompressor of Linearkompressor

Technical field

The present invention relates to technical field of refrigeration compressors, more particularly, to the piston structure and line of a kind of Linearkompressor Property compressor.

Background technique

Refrigerant gas is sucked into cylinder by Linearkompressor, and so that piston is existed using the linear driving force of linear electric machine Linear reciprocal movement is carried out in cylinder and carrys out compression fluid, and the fluid of compressive state is then discharged.Since Linearkompressor is finally It is compressed by piston, piston requires its material therefor to have high rigidity, high-wearing feature, high temperature resistant, high-temperature abrasion resistant and steady The characteristics such as fixed thermal expansion coefficient.

For Linearkompressor, piston and cylinder cooperate, and compress refrigerant gas, therefore the material that piston is selected Generally antifriction alloy, but the problem of due to the magnetic conductivity and quality of alloy, the opposite reduction of the mechanical energy of electromagnetic conversion, pressure The useful work of contracting machine is low;Currently, being directed to above situation, two parts, connecting rod and piston head is made in piston, piston head is used for Cylinder joint moves reciprocatingly, and connecting rod does not contact directly with cylinder, and connecting rod uses non-magnetic, low-quality material system Standby, can be with effective solution compressor useful work bottom the problem of, passes through suction valve chip, piston and connecting rod using bolt and connects three It picks up and, but the connection dynamics between piston and connecting rod cannot be too big, is otherwise easy to cause the axis runout of piston, aggravates to live The abrasion of plug, and the connection dynamics between piston and suction valve chip must be big, otherwise will will affect the sucking of refrigerant, for secondary Problem also needs to solve at present.

Summary of the invention

An object of the present invention is to provide a kind of piston structure of Linearkompressor, can not be simultaneously to solve the prior art It solves the problems, such as between connecting rod and piston, attachment force between piston and suction valve chip.

In some illustrative embodiments, the piston structure of the Linearkompressor, comprising: the connecting rod of inner hollow;Position In the piston of the interlinking lever end;Catching parts are set to the hollow portion of the connecting rod, and have via hole in center;The One fixation member passes through the via hole and the catching parts clamping, and connect with the piston.

It is a further object to provide a kind of Linearkompressors.

In some illustrative embodiments, the Linearkompressor includes: above-mentioned piston structure.

Compared with prior art, illustrative embodiments of the invention includes following advantages:

Connecting rod and piston are fixed by the way that by connecting rod and piston, piston is fixed respectively with suction valve chip, and using elastomeric element, Using piston and suction valve chip is rigidly fixed, the size requirement of the connection dynamics between all parts ensure that, improve inspiratory Can, avoid piston axis deviation, make piston run in the cylinder in cooperate optimum position automatically, reduce friction horsepower, drop Low piston wear, greatly improves the efficiency and reliability of compressor.

Detailed description of the invention

The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of illustrative embodiments according to the invention;

Fig. 2 is the structural schematic diagram of illustrative embodiments according to the invention;

Fig. 3 is the structural schematic diagram of the Linearkompressor of illustrative embodiments according to the invention.

Specific embodiment

In the following detailed description, a large amount of specific details are proposed, in order to provide a thorough understanding of the present invention.But It will be understood by those within the art that implementable present invention without these specific details.In other cases, without detailed Well-known method, process, component and circuit are carefully described, in order to avoid influence the understanding of the present invention.

Referring now to fig. 1, Fig. 1 shows the schematic diagram according to the piston structure in some illustrative embodimentss.

As shown in Figure 1, disclosing a kind of piston structure of Linearkompressor, comprising: piston 1, suction valve chip 11 and connecting rod 2;Piston 1 is fixed on one end of connecting rod 2, and suction valve chip 11 is fixed on piston 1;

Connecting rod 2 is the structure of inner hollow, and hollow portion is fixed with catching parts 5;By the hollow portion that connecting rod 2 is arranged in Piston 1, is fixed on the end of connecting rod 2 by interior the first fixation member 10 connection catching parts 5 and piston 1;Suction valve chip 11 is logical It crosses the second fixation member 9 to connect with piston 1, suction valve chip 11 is fastened on piston 1.First fixation member 10 is first Bolt, naturally it is also possible to using other fixed structures.Second fixation member 9 is preferably the second bolt.Wherein, piston 1 On offer the stomata 8 matched with suction valve chip 11.

By the way that by connecting rod 2 and piston 1, piston 1 is fixed respectively with suction valve chip 11, and it is solid using the catching parts 5 of elasticity Determine connecting rod 2 and piston 1, using piston 1 and suction valve chip 11 is rigidly fixed, ensure that the big of the connection dynamics between all parts Small demand improves pumping property, avoids piston axis deviation, improves the useful work of compressor.

If the head of the first fixation member 10 is the spiral shell of bolt when the first fixation member 10 and/or use bolt arrangement Cap, the tail portion of the first fixation member 10 are the screw rod of bolt, and screw rod is with externally threaded cylindrical body.

The center of catching parts 5 offers via hole 12, and the first fixation member 10 passes through the via hole 12 on catching parts 5, the The diameter on the head of one fixation member 10 is greater than the aperture of via hole 12, and the head of the first fixation member 10 passes through catching parts 5 12 clamping of via hole is fixed, and the screw rod of the first fixation member 10 is connect with the tapped through hole 20 at 1 center of piston.

The groove for placing catching parts 5 is offered on the inner wall of connecting rod 2;Catching parts 5 include: the circlip for being mounted on groove 4 and the gasket 3 between the head and the circlip 4 of the first fixation member 10.Wherein, when placing circlip 4, by circlip 4 Compression is required with the aperture for meeting connecting rod 2, is put into the hollow portion of connecting rod, when circlip 4 is moved to groove, release elasticity, and card Hold fixed in groove limiting device inside the connecting rod of the formation of circlip 4 at this time.Gasket 3 passes through the first fixation member 10 respectively Head and circlip 4 are fixed on the hollow portion of connecting rod 2.Wherein it is preferred to which groove uses annular groove.Gasket 3 has certain bullet Property.

As shown in Fig. 2, offering at least one stomata 6 for compressed gas on gasket 3.

The tapped through hole 20 that the center of piston 1 opens up runs through piston, one end of tapped through hole 20 and the first fixation member 10 Tail portion be cooperatively connected.

Via hole is offered on suction valve chip 11, the second fixation member 9 passes through the via hole on suction valve chip 11, by suction valve chip 11 fittings are fixed on the end face of piston 1.

Elastomeric element is provided between catching parts 5 and the head of first fixation member 10;And/or described Elastomeric element is provided between catching parts 5 and the piston 1.

Wherein, elastomeric element can be set between the head and gasket 3 of the first fixation member 10, also can be set and is padding Between piece 3 and piston 1, or it is respectively set at position at above-mentioned two.

Elastomeric element can be spring 7;Guarantee that the first fixation member 10 is fastened between catching parts 5 and piston 1;Simultaneously Due to the elasticity capacity of spring, make the connection between piston 1 and connecting rod 2 that there is certain elasticity.

Spring 7 is sleeved in the first fixation member 10, and both ends connect with the head of the first fixation member 10 and gasket 3 respectively Touching, or contacted with gasket 3 and piston 1.

The connecting rod 2 is non-magnetic material or non-magnetic non-conductive material.Such as the materials such as plastics, make connecting rod linear During compressor operating, eddy-current loss will not be generated, to improve the working efficiency of Linearkompressor.

As shown in figure 3, disclosing a kind of Linearkompressor, comprising: above-mentioned piston structure.

Wherein, the Linearkompressor, further includes:

Linear electric machine, comprising: inner stator 14, external stator 15 and between the inner stator 14 and external stator 15 Mover 13;

The inner wall of cylinder 19, outer wall and inner stator 14 is bonded to each other;

Piston 1 is located at the inside of the cylinder 19.

Linearkompressor, further includes: be fixed on the resonator system of linear electric machine end, the piston 1 by connecting rod 2 with it is humorous Mover 13 in vibrating system connects.

Wherein, resonator system includes mover 13, and the frame 18 positioned at 13 two sides of mover is set between mover 13 and frame 18 It is equipped with adjustable spring 17.

Linearkompressor further includes the shell 16 for accommodating all components.

During linear compressor operating, inner stator 14 and external stator 15 drive mover to the offer external force of mover 13 13 is mobile to side, drives connecting rod 2, piston 1 and suction valve chip 11 to move simultaneously with mover 13, thus with piston 1 in vapour It is moved in cylinder 19;The external force that inner stator 14 and external stator 15 provide disappears, and mover 13 passes through the elastic deformation power of adjustable spring 17 Initial position is retracted, connecting rod 2, piston 1 and suction valve chip 11 is driven to return to initial position, realizes that piston 1 is past in cylinder 29 Multiple movement.

By using flexible fastening between piston and connecting rod, make piston in the process of movement, the case where shifting Under, the ability with certain adjust automatically prevents the excessive wear of piston, the damage of Linearkompressor.

The above description of the embodiment is only used to help understand the method for the present invention and its core ideas;Meanwhile for this The those skilled in the art in field, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, In conclusion the contents of this specification are not to be construed as limiting the invention.

Claims (8)

1. a kind of piston structure of Linearkompressor characterized by comprising
The connecting rod of inner hollow;
Positioned at the piston of the interlinking lever end;
Catching parts are set to the hollow portion of the connecting rod, and have via hole in center;
First fixation member passes through the via hole and the catching parts clamping, and connect with the piston;
The center of the piston offers tapped through hole, close to the tapped through hole of the first fixation member and the on the piston The tail portion of one fixation member is cooperatively connected;The tapped through hole and second on the piston far from first fixation member is solid Determine component mating connection, suction valve chip is fixed on piston by the second fixation member.
2. the piston structure of Linearkompressor according to claim 1, which is characterized in that first fixation member is the One bolt.
3. the piston structure of Linearkompressor according to claim 1 or 2, which is characterized in that the catching parts include: Circlip, and/or the gasket between the head and the circlip of first fixation member;
The groove for placing the circlip and/or the gasket is offered on the inner wall of the connecting rod.
4. the piston structure of Linearkompressor according to claim 3, which is characterized in that the catching parts and described the Elastomeric element is provided between the head of one fixation member;And/or it is arranged between the catching parts and the piston flexible Component.
5. the piston structure of Linearkompressor according to claim 4, which is characterized in that the elastomeric element is spring.
6. the piston structure of Linearkompressor according to claim 5, which is characterized in that the spring pocket is mounted in described the In one fixation member.
7. the piston structure of Linearkompressor according to claim 1, which is characterized in that the connecting rod is non-magnetic material Matter.
8. a kind of Linearkompressor, which is characterized in that including piston structure of any of claims 1-7.
CN201410407042.7A 2014-08-19 2014-08-19 A kind of piston structure and Linearkompressor of Linearkompressor CN105351168B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410407042.7A CN105351168B (en) 2014-08-19 2014-08-19 A kind of piston structure and Linearkompressor of Linearkompressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410407042.7A CN105351168B (en) 2014-08-19 2014-08-19 A kind of piston structure and Linearkompressor of Linearkompressor

Publications (2)

Publication Number Publication Date
CN105351168A CN105351168A (en) 2016-02-24
CN105351168B true CN105351168B (en) 2019-08-09

Family

ID=55327210

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410407042.7A CN105351168B (en) 2014-08-19 2014-08-19 A kind of piston structure and Linearkompressor of Linearkompressor

Country Status (1)

Country Link
CN (1) CN105351168B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106382203B (en) * 2016-11-03 2019-01-15 青岛万宝压缩机有限公司 Linear compressor piston coupling structure and linear compressor
CN109931242A (en) * 2017-12-15 2019-06-25 青岛海尔智能技术研发有限公司 The piston component and linear compressor of linear compressor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001280239A (en) * 2000-03-31 2001-10-10 Sanyo Electric Co Ltd Linear compressor
CN1637288A (en) * 2003-12-29 2005-07-13 Lg电子株式会社 Apparatus for preventing abrasion in reciprocal compressor
CN1229578C (en) * 2002-01-03 2005-11-30 Lg电子株式会社 Suction valve assembly of reciprocating compressor
CN101128669A (en) * 2005-02-01 2008-02-20 惠而浦股份有限公司 Driving rod for the piston of a reciprocating compressor
WO2011027700A1 (en) * 2009-09-04 2011-03-10 株式会社 豊田自動織機 Linear motor-driven compressor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104632578B (en) * 2013-11-06 2017-06-20 青岛海尔智能技术研发有限公司 The piston positioning means of Linearkompressor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001280239A (en) * 2000-03-31 2001-10-10 Sanyo Electric Co Ltd Linear compressor
CN1229578C (en) * 2002-01-03 2005-11-30 Lg电子株式会社 Suction valve assembly of reciprocating compressor
CN1637288A (en) * 2003-12-29 2005-07-13 Lg电子株式会社 Apparatus for preventing abrasion in reciprocal compressor
CN101128669A (en) * 2005-02-01 2008-02-20 惠而浦股份有限公司 Driving rod for the piston of a reciprocating compressor
WO2011027700A1 (en) * 2009-09-04 2011-03-10 株式会社 豊田自動織機 Linear motor-driven compressor

Also Published As

Publication number Publication date
CN105351168A (en) 2016-02-24

Similar Documents

Publication Publication Date Title
CN104251192B (en) Linearkompressor
US6565332B2 (en) Linear compressor
US9739270B2 (en) Linear compressor
JP2015010610A (en) Linear compressor
JP6448928B2 (en) Linear compressor
US7626289B2 (en) Linear compressor
JP2009516117A (en) Membrane pump
US9714648B2 (en) Linear compressor
CN101892971B (en) Linear compressor of plate spring supporting system adopting two different types of lines
JP2009501873A (en) Linear compressor
KR100619765B1 (en) Capacity variable device for reciprocating compressor
US9599221B2 (en) Connecting rod/piston arrangement for alternative compressor and process for assembling connecting rod/piston arrangement for alternative compressor
BRPI0404638B1 (en) Apparatus for the prevention of abrasion in an alternative compressor
KR100673460B1 (en) Linear Compressor
US9429150B2 (en) Linear compressor
US9677553B2 (en) Linear compressor
US9803632B2 (en) Air compressor of weight-reduction type
AU2009286785B2 (en) Turbine
CN102792024B (en) Reciprocal compressor
KR101904870B1 (en) Apparatus and method for controlling compressor, and refrigerator having the same
US10471579B2 (en) Nailing machine
US10378527B2 (en) Compressor
KR100469463B1 (en) Union structure for stator in reciprocating compressor
KR101386486B1 (en) Reciprocating compressor
US9841012B2 (en) Linear compressor

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant