CN206221201U - Linear compressor piston coupling structure and linear compressor - Google Patents
Linear compressor piston coupling structure and linear compressor Download PDFInfo
- Publication number
- CN206221201U CN206221201U CN201621181665.8U CN201621181665U CN206221201U CN 206221201 U CN206221201 U CN 206221201U CN 201621181665 U CN201621181665 U CN 201621181665U CN 206221201 U CN206221201 U CN 206221201U
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- piston
- linear compressor
- screw
- support set
- coupling structure
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Abstract
The utility model proposes a kind of linear compressor piston coupling structure and linear compressor, wherein, linear compressor includes support set with piston coupling structure, piston, screw and cone spring, one end inwall of support set inside contracts to form the first engaging platform, one end inwall of piston extends out to form the second engaging platform, piston is internally provided with screw adapter sleeve, air intake passage is formed between screw adapter sleeve and piston inner wall, the other end of piston offers the suction hole connected with air intake passage, screw is connected with screw adapter sleeve, the small end for boring spring is contacted with screw, the big end for boring spring contacts with the first engaging platform, one end of support set is socketed in one end inwall of piston, the end of one end of support set contacts with the second engaging platform.The beneficial effects of the utility model are：The production cost of compressor piston attachment structure is reduced, the efficiency of compressor is improved.
Description
Technical field
The utility model is related to technical field of refrigeration compressors, and more particularly to a kind of linear compressor is connected with piston and tied
Structure and linear compressor.
Background technology
The piston coupling structure of compressor has two kinds of forms in the market.A kind of form：Piston is in elongated cylindrical metal
Structure, piston is connected by screw bolts with mover component, and piston and mover component use outside positioning tool coaxial to ensure, can be with
Lateral deviation power is reduced, but to reduce lateral deviation power, attachment structure length is more long and overall volume, quality are larger, particularly elongated cylindrical
The piston of metal structure, its length is inevitably more long, and its volume, quality are inevitably larger, and this causes compressor
It is less efficient.Another form：Piston, using being threadedly coupled, increases cylinder bullet with mover support bar between support bar and piston
Spring, support bar threaded portion is designed to slim-lined construction, and the lateral deviation power that mover is produced when not coaxial with piston assembling passes through support bar
The elastic deformation of elongated portion enter row buffering, but the elongated portion difficulty of processing of support bar is higher, and support bar is needed using tough
Property material higher, this makes production cost higher；In addition, refrigerant gas flow through motor and enter cylinder, and refrigerant is needed
The heat taken away that the motor feels hot and produce, compressor it is less efficient.
Utility model content
The purpose of this utility model is to provide a kind of linear compressor piston coupling structure and linear compressor, is solved
The production cost of existing compressor piston attachment structure is higher and causes the relatively low problem of compressor efficiency.
The utility model provides a kind of linear compressor piston coupling structure, including support set, piston, screw and cone bullet
Spring, one end inwall of support set inside contracts to form the first engaging platform, and one end inwall of piston extends out to form the second engaging platform, piston
Screw adapter sleeve is internally provided with, air intake passage is formed between screw adapter sleeve and piston inner wall, the other end of piston is offered
The suction hole connected with air intake passage, screw is connected with screw adapter sleeve, and the small end for boring spring is contacted with screw, bores the big of spring
End is contacted with the first engaging platform, and one end of support set is socketed in one end inwall of piston, the end of one end of support set and the
Two engaging platform contacts.
Further, the end of one end of support set is provided with elastomeric pad between platform is engaged with second.
Further, screw adapter sleeve is provided with internal thread, and screw is threadedly coupled with screw adapter sleeve.
Further, one end outer wall of support set inside contracts to form positioning boss.
Further, external diameter keeps constant to piston in the axial direction.
Further, support set is made by nonmetallic materials.
Further, support set is made by glass fiber material.
The utility model also provides a kind of linear compressor, including above-mentioned linear compressor piston coupling structure.
Compared with prior art, linear compressor piston coupling structure of the present utility model have the characteristics that with it is excellent
Point：
1st, linear compressor piston coupling structure of the present utility model, can reduce piston, mover component (support bar or
Support set supporting member) integrally-built lateral deviation power；
2nd, linear compressor piston coupling structure of the present utility model, can make piston, mover component (support bar or branch
Support set supporting member) overall structure is shorter, and volume, quality are smaller, is conducive to improving the resonant frequency of compressor, to improve
The efficiency of compressor；
3rd, linear compressor piston coupling structure of the present utility model, is easy to processing, the material of support bar (support set)
It is required that it is relatively low, so as to reduce production cost；
4th, linear compressor piston coupling structure of the present utility model, refrigerant gas enter vapour through support set inside
Cylinder, it is to avoid refrigerant gas flow through motor, improves gettering efficiency, to improve the efficiency of compressor；
5th, linear compressor piston coupling structure of the present utility model, by the end in one end of support set and second
The elastomeric pad of different-thickness is set between engaging platform, to adjust piston-initial-position.
After specific embodiment of the present utility model is read in conjunction with the figure, will become more with advantage the characteristics of the utility model
Plus it is clear.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is the overall structure figure of the utility model embodiment linear compressor piston coupling structure；
Fig. 2 is the profile of piston in the utility model embodiment linear compressor piston coupling structure；
1st, support set, the 11, first engaging platform, 12, positioning boss, 2, piston, the 21, second engaging platform, 22, mode connects for screw
Set, 23, air intake passage, 24, suction hole, 3, screw, 4, cone spring, 5, elastomeric pad.
Specific embodiment
As shown in Figure 1 and Figure 2, the present embodiment provides a kind of linear compressor piston coupling structure, including support set 1, work
The part such as plug 2, screw 3 and cone spring 4.One end inwall of support set 1 inside contracts to form the first engaging platform 11, the first engaging platform 11
Surface is ring surface.One end inwall of piston 2 extends out to form the second engaging platform 21, and the surface of the second engaging platform 21 is ring surface.
The inside of piston 2 forms air intake passage integrally formed with screw adapter sleeve 22 between screw adapter sleeve 22 and the inwall of piston 2
23, the other end of piston 2 offers the suction hole 24 connected with air intake passage 23, and screw adapter sleeve 22 is provided with internal thread, spiral shell
Nail adapter sleeve 22 is used to be threadedly coupled with screw 3.One end outer wall of support set 1 inside contracts to form positioning boss 12, and the one of support set 1
The outer end portion held in positioning boss 12 is socketed in one end inwall of piston 2, and the end of one end of support set 1 engages with second
Platform 21 is contacted.Screw 3 is inserted into cone spring 4, and the small end for boring spring 4 is contacted with screw 3, bores big end and first card of spring 4
Platform 11 is closed to contact.Screw 3 is threadedly coupled with screw adapter sleeve 22.In piston 2, the reciprocatory movement of support set 1, piston 2 with
The lateral deviation power that support set 1 is produced when assembling not coaxial by bore spring 4 in time produce deformation buffer adjustment, with reduce piston 2 with
Friction, touching between cylinder block, it is to avoid the card cylinder of piston 2.
Linear compressor piston coupling structure in the present embodiment, because the stroke of piston 2 of linear compressor be it is fixed,
After piston 2 and support set 1 are assembled, when the initial position of piston 2 is improper, the clearance volume size of compressor can be caused not
Together, so that the uniformity reduction of compressor.The end of one end of support set 1 is provided with elastomeric pad between platform 21 is engaged with second
5, elastomeric pad 5 is designed as different thickness, so as to by the end of one end of support set 1 with second engage platform 21 between set
The elastomeric pad 5 of different-thickness is put, it is suitable to adjust the initial position of piston 2.Linear compressor in the present embodiment is connected with piston
Binding structure, piston 2 can be designed as external diameter in the axial direction and keep constant, without piston head and piston rod point, it is and existing
The piston structure of rotary compressor is similar to, and can be processed on the piston production line of former rotary compressor, and is easy to add
Work, yield are higher.Piston 2, support set 1 overall structure it is shorter, and volume, quality are smaller, are conducive to improving being total to for compressor
Vibration frequency, to improve the efficiency of compressor.Linear compressor piston coupling structure in the present embodiment, it is to support set 1
Material requirement is relatively low, and support set 1 can be made by nonmetallic materials, and the support set 1 in the present embodiment is by glass fiber material
It is made, so as to reduce production cost.Linear compressor piston coupling structure in the present embodiment, refrigerant gas warp
The inside of support set 1 enters cylinder, it is to avoid refrigerant gas flow through motor, improves gettering efficiency, so as to improve compressor
Efficiency.
The present embodiment also provides a kind of linear compressor, including the above-mentioned linear compressor of the present embodiment connects knot with piston
Structure, support set 1 is connected with the mover of linear electric motors, will not be repeated here.
Certainly, described above is not that, to limitation of the present utility model, the utility model is also not limited to the example above,
Change, remodeling, addition or replacement that those skilled in the art are made in essential scope of the present utility model, also should
Belong to protection domain of the present utility model.
Claims (7)
1. a kind of linear compressor piston coupling structure, it is characterised in that：Including support set, piston, screw and cone spring, branch
One end inwall of support set inside contracts to form the first engaging platform, and one end inwall of piston extends out to form the second engaging platform, the inside of piston
Screw adapter sleeve is provided with, air intake passage is formed between screw adapter sleeve and piston inner wall, the other end of piston is offered and suction
The suction hole of gas channel connection, screw is connected with screw adapter sleeve, bore spring small end contacted with screw, bore spring big end and
First engaging platform contact, one end of support set is socketed in one end inwall of piston, and the end of one end of support set is blocked with second
Close platform contact.
2. linear compressor piston coupling structure according to claim 1, it is characterised in that：The end of one end of support set
End is provided with elastomeric pad between platform is engaged with second.
3. linear compressor piston coupling structure according to claim 1, it is characterised in that：Screw adapter sleeve is provided with
Internal thread, screw is threadedly coupled with screw adapter sleeve.
4. the linear compressor piston coupling structure according to any one of claims 1 to 3, it is characterised in that：Piston exists
Axial direction top external diameter keeps constant.
5. the linear compressor piston coupling structure according to any one of claims 1 to 3, it is characterised in that：Support set
It is made by nonmetallic materials.
6. linear compressor piston coupling structure according to claim 5, it is characterised in that：Support set is by glass fibre
Material is made.
7. a kind of linear compressor, it is characterised in that lived including the linear compressor any one of claim 1 to 6
Plug attachment structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621181665.8U CN206221201U (en) | 2016-11-03 | 2016-11-03 | Linear compressor piston coupling structure and linear compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621181665.8U CN206221201U (en) | 2016-11-03 | 2016-11-03 | Linear compressor piston coupling structure and linear compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206221201U true CN206221201U (en) | 2017-06-06 |
Family
ID=58789456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621181665.8U Expired - Fee Related CN206221201U (en) | 2016-11-03 | 2016-11-03 | Linear compressor piston coupling structure and linear compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206221201U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382203A (en) * | 2016-11-03 | 2017-02-08 | 青岛万宝压缩机有限公司 | Piston connecting structure for linear compressor and linear compressor |
| CN109931241A (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 |
| CN109931243A (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 |
| 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 |
-
2016
- 2016-11-03 CN CN201621181665.8U patent/CN206221201U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382203A (en) * | 2016-11-03 | 2017-02-08 | 青岛万宝压缩机有限公司 | Piston connecting structure for linear compressor and linear compressor |
| CN109931241A (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 |
| CN109931243A (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 |
| 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 |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20211103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |