CN105351168B - A kind of piston structure and Linearkompressor of Linearkompressor - Google Patents
A kind of piston structure and Linearkompressor of Linearkompressor Download PDFInfo
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- 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
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- piston
- fixation member
- connecting rod
- linearkompressor
- catching parts
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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
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.
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 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410407042.7A Active CN105351168B (en) | 2014-08-19 | 2014-08-19 | A kind of piston structure and Linearkompressor of Linearkompressor |
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Families Citing this family (3)
| 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 |
| CN109931242B (en) * | 2017-12-15 | 2020-12-04 | 青岛海尔智能技术研发有限公司 | Piston assembly of linear compressor and linear compressor |
| CN110410292A (en) * | 2019-08-13 | 2019-11-05 | 黄石东贝电器股份有限公司 | A kind of Linearkompressor |
Citations (5)
| 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)
| 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 |
-
2014
- 2014-08-19 CN CN201410407042.7A patent/CN105351168B/en active Active
Patent Citations (5)
| 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 |
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| Publication number | Publication date |
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| CN105351168A (en) | 2016-02-24 |
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