CN209671160U - A kind of linear household air-conditioner compressor - Google Patents
A kind of linear household air-conditioner compressor Download PDFInfo
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- CN209671160U CN209671160U CN201822153868.1U CN201822153868U CN209671160U CN 209671160 U CN209671160 U CN 209671160U CN 201822153868 U CN201822153868 U CN 201822153868U CN 209671160 U CN209671160 U CN 209671160U
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Abstract
A kind of linear household air-conditioner compressor, the input power smaller the technical issues of not being able to satisfy practical application that can solve that the linear motor of existing domestic refrigeration system application can carry.Including shell, setting stator module and mover assembly in the shell；The mover assembly includes interior iron core, permanent-magnet component and cylinder, and the permanent-magnet component is fixed on the outside of interior iron core, and the cylinder is fixed in the inner hole of interior iron core；The mover assembly drives cylinder to move back and forth；Piston structure is arranged in the cylinder interior, and the piston structure is fixed on piston supporting base, and the piston supporting base is fixed on the base；The piston structure uses hydrostatic gas-lubricated bearing supporting structure；The utility model uses hydrostatic gas-lubricated bearing supporting structure, and piston and cylinder bore may be implemented not contact operation, can not add lubricating oil, is conducive to improve domestic air-conditioning system COP；Electric machine structure is compact, and transmission efficiency is high, low noise, using axial symmetry type, is easy the overall structure of design compressor.
Description
Technical field
The utility model relates to techniques of linear motor fields, and in particular to a kind of linear household air-conditioner compressor.
Background technique
Most of household refrigerators compressor generally used uses rotary electromotor driving piston to make reciprocating vibration, must
There must be a set of switching mechanism that the rotary motion of motor is changed into piston linear reciprocating motion.This machine overall volume is huge
Greatly, transmission efficiency is low, noise is big, abrasion is terrible, the service life is short, therefore Piston Refrigerant Compreessor has the potentiality that are greatly improved.
Linear motion is directly generated using electric energy using linear motor, it has the advantages that following prominent:
Structure is simple: in the place that needs move along a straight line, direct-drive may be implemented using linear motor, do not need a set of
Rotary motion is changed into the intermediate conversion mechanism of piston linear reciprocating motion, thus keeps machinery equipment overall structure significantly simple
Change, volume is substantially reduced.
Reaction speed is fast, and trackability is good: linear motor is easily able to brushless contactless operation, and mover has no machine during exercise
Tool resistance, this is the advantages of other traditional drives can not compete.
Reliable and stable, the service life is long: linear motor is a kind of direct drive specific type of electric machine, it can be achieved that non contact transmission power,
Without what mechanical loss, failure is few, hardly needs maintenance, is not afraid of vibration and impact, therefore reliable and stable, the service life is long.
But the input power that the linear motor for being directed to domestic refrigeration system application at present can carry is smaller, and household is empty
Compressor needs kilowatt of adjusting system or more.
Utility model content
The utility model proposes a kind of linear household air-conditioner compressor, existing domestic refrigeration system application can be solved
The linear motor input power smaller the technical issues of not being able to satisfy practical application that can carry.
To achieve the above object, the utility model uses following technical scheme:
A kind of linear household air-conditioner compressor, wherein linear drive motor includes stator, mover, interior outer iron core, coil
And cylinder can form multiple flux loops on ring structure iron core using ring structure iron core and star-like mover scheme, and it is star-like
Mover can form multiple air gaps.Two groups of high-performance permanent magnet magnet, and adjacent two are disposed in each air gap
The installation direction of group of magnets is on the contrary, multiple coil serial or parallel connections are on iron core, and the current direction of two adjacent coils begins
Last phase is anti-.When passing to alternating current in coil, mover just generates of reciprocating vibration；
Wherein, cylinder and mover are integrated design, synchronous operation, remain stationary with the piston of cylinder jacket cooperation, pass through pressure
Refrigeration working medium is compressed and is exported into condenser preceding pipeline by the reciprocating motion of contracting cylinder jacket；
Wherein, piston uses hydrostatic gas-lubricated bearing structure, piston outer layer and inner sleeve two parts is specifically included, along piston inner sleeve
Axial end face sets air inlet and valve block mechanism, and gas storage annular groove is reserved between inner sleeve and outer layer, and piston superficies prolong cylindrical surface and set
Two groups of throttle orifices, the annular shallow slot opened up on piston outer layer cylindrical surface perpendicular to piston centreline pass through same group of throttle orifice
It is logical, while throttle orifice is communicated with air reservoir, air reservoir is communicated by air inlet and valve block mechanism with compression chamber, and gas flowing is formed
Path, aerostatic bearing is formd between outer surface of piston and cylinder surfaces；A kind of then straight line of the utility model
Household air-conditioner compressor guarantees that moving component is in suspended state by aerostatic bearing without oil lubrication.
As shown from the above technical solution, the linear household air-conditioner compressor of the utility model includes: stator, mover, iron
Core and coil form, the ring structure iron core of use and star-like mover scheme, can form multiple flux loops on ring structure iron core, with
Star-like mover can form multiple air gaps.Two groups of high-performance permanent magnet magnet are disposed in each air gap, and adjacent
The installation direction of two group of magnets is opposite.Multiple coil serial or parallel connections are on iron core, and the electric current side of two adjacent coils
To opposite always；In two adjacent air gaps, the direction in magnetic field opposite always is generated, but due to two groups of adjacent coils
Current direction on the contrary, magnetic force direction suffered by all magnet is all identical when being therefore powered, push mover to move toward a direction；
When passing to alternating current in coil, mover just generates of reciprocating vibration, compresses to refrigeration working medium.
The utility model has the beneficial effects that
One, it may be implemented not contact operation using hydrostatic gas-lubricated bearing supporting structure, piston and cylinder bore, can not add
Add lubricating oil, is conducive to improve domestic air-conditioning system COP；
Two, electric machine structure is compact, and specific volume power is big, and transmission efficiency is high, and low noise is easy to set using axial symmetry type
Count the overall structure of compressor；
Three, high reliablity, linear motor driving piston and cylinder move back and forth relatively, do not need the song of rotating electric machine
Handle link mechanism, does not generate abrasion substantially, and reliability is higher；
Four, the structure of iron core is similar to AC rotary motor, can use the iron core manufacturing method of AC rotary motor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the stator structure schematic diagram of the linear motor of the utility model；
Fig. 3 is the Structure of mover schematic diagram one of the linear motor of the utility model；
Fig. 4 is the Structure of mover schematic diagram two of the linear motor of the utility model；
Fig. 5 is the hydrostatic gas-lubricated bearing piston structure schematic diagram of the utility model.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.
As Figure 1-Figure 4, the linear domestic air conditioning of a kind of hydrostatic gas-lubricated bearing bearing of the utility model embodiment
Pedestal 1, the setting of shell 2 sealing is arranged in compressor, including shell 2,2 bottom of shell；
Wherein, setting stator module 3 and mover assembly 4 in the shell 2；The stator module 3 includes outer iron core 31,
The outer iron core 31 is fixed on 2 inner wall of shell, and coil 32 is arranged on the outer iron core 31；
The mover assembly 4 includes interior iron core 41, permanent-magnet component 42 and cylinder 5, and the permanent-magnet component 42 is fixed on interior iron
The outside of core 41, the cylinder 5 are fixed in the inner hole of interior iron core 41；
The mover assembly 4 drives cylinder 5 to move back and forth；
Piston structure 6 is set inside the cylinder 5, and the piston structure 6 is fixed on piston supporting base 7, the piston
Support base 7 is fixed on pedestal 1；
The piston structure 6 uses hydrostatic gas-lubricated bearing supporting structure；
It further include import/exhaust valve member 8 and import/exhaust conduit assembly 9, the import/exhaust valve member 8 and into/row
Feed channel component 9 is arranged in the outside of pedestal 1, the import/exhaust valve member 8 and import/exhaust conduit assembly 9 respectively with piston
Structure 6 is connected to.
As shown in Fig. 2, the stator module 3 is made of outer iron core 31 and coil 32,31 outer circle of outer iron core be it is ring-like, it is interior
Circle arranges six coil installation cone bosses 33 according to uniformly distributed mode, and ring structure iron core is divided into six magnetic lines of force with this and is returned
Road；Coil 32 is mounted on 33 position of cone boss of outer iron core 31, and the coiling direction phase of adjacent coil by axial symmetry mode
Instead.
As shown in Figure 3 and Figure 4, the mover assembly 4 is made of interior iron core 41, permanent-magnet component 42 and cylinder 5, interior iron core
41 be hub-and-spoke configuration, interior iron core 41 it is similar with outer iron core 31 arrange six boss 43, in 43 liang of side bonds height of fin boss
The installation direction of performance permanent magnet, that is, permanent-magnet component 42, two adjacent group of magnets is opposite；The interior iron core 41 of the mover assembly 4
Assembly is required according to interference fit with cylinder 5, when passing to alternating current in coil, mover just receives the driving of alternating magnetic field,
And cylinder 5 is driven to move back and forth together along axial direction, refrigeration working medium is compressed.
The piston structure 6, which is remain stationary, to be fixed on during the operation of the compressor on piston support seat 7, and cylinder 5 is passed through
Reciprocating motion refrigeration working medium is compressed and is exported into condenser preceding pipeline；
As shown in figure 4, piston structure 6 uses hydrostatic gas-lubricated bearing supporting structure, piston outer layer 61 and inner sleeve are specifically included
62 two parts set air inlet 63 and valve block mechanism 64 along piston inner sleeve axial end face, and gas storage annular groove is reserved between inner sleeve and outer layer
65, piston superficies prolong cylindrical surface and set two groups of throttle orifices 66, open up on 61 cylindrical surface of piston outer layer perpendicular to piston centre
The annular shallow slot 67 of line penetrates through same group of throttle orifice 66, while throttle orifice 66 is communicated with air reservoir 67, and air reservoir 67 passes through
Air inlet 63 and valve block mechanism 64 are communicated with compression chamber, the path of gas flowing are formed, in outer surface of piston and cylinder surfaces
Between form aerostatic bearing.The aerostatic bearing guarantees that moving component is in suspended state, so that piston is gentle
Cylinder diameter does not generate contact and friction in relative movement, and there is no need to use oil lubrication.
From the foregoing, it will be observed that a kind of linear motor for household air-conditioner compressor of the present embodiment includes: stator, mover, iron
Core and coil composition can form multiple magnetic on ring structure iron core the technical solution adopted is that ring structure iron core and star-like mover scheme
Line of force circuit can form multiple air gaps with star-like mover.Two groups of high-performance permanent magnet magnet are disposed in each air gap,
And the installation direction of two adjacent group of magnets is opposite.Multiple coil serial or parallel connections are on iron core, and two adjacent lines
The current direction of circle is opposite always；Linear motor can generate the side in magnetic field opposite always in two adjacent air gaps simultaneously
To, but as the current direction of two groups of adjacent coils on the contrary, magnetic force direction all phases suffered by all magnet when being therefore powered
Together, mover is pushed to move toward a direction；When passing to alternating current in coil, mover just generates of reciprocating vibration.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (5)
1. a kind of linear household air-conditioner compressor, including shell (2), pedestal (1) is arranged in shell (2) bottom, described outer
Shell (2) setting sealing, it is characterised in that:
Setting stator module (3) and mover assembly (4) in the shell (2)；
The stator module (3) includes outer iron core (31), and the outer iron core (31) is fixed on shell (2) inner wall, the outer iron
Coil (32) are set on core (31)；
The mover assembly (4) includes interior iron core (41), permanent-magnet component (42) and cylinder (5), and the permanent-magnet component (42) is fixed
In the outside of interior iron core (41), the cylinder (5) is fixed in the inner hole of interior iron core (41)；
The mover assembly (4) drives cylinder (5) to move back and forth；
Piston structure (6) are set inside the cylinder (5), the piston structure (6) is fixed on piston supporting base (7), described
Piston supporting base (7) is fixed on pedestal (1)；
The piston structure (6) uses hydrostatic gas-lubricated bearing supporting structure；
Further include import/exhaust valve member (8) and import/exhaust conduit assembly (9), the import/exhaust valve member (8) and into/
Exhaust pipe component (9) is arranged in the outside of pedestal (1), the import/exhaust valve member (8) and import/exhaust conduit assembly (9)
It is connected to respectively with piston structure (6).
2. linear household air-conditioner compressor according to claim 1, it is characterised in that:
The piston structure (6) includes piston outer layer (61) and piston inner sleeve (62), along piston inner sleeve (62) axial end face set into
Stomata (63) and valve block mechanism (64) reserve air reservoir (65) between piston outer layer (61) and piston inner sleeve (62), piston outer layer
(61) surface prolongs cylindrical surface and sets two groups of throttle orifices (66), opens up on piston outer layer (61) cylindrical surface perpendicular to piston centreline
Annular shallow slot (67) penetrates through same group of throttle orifice (66), while throttle orifice (66) is communicated with air reservoir (65), air reservoir
(65) it is communicated by air inlet (63) and valve block mechanism (64) with compression chamber, the path of gas flowing is formed, in outer surface of piston
Aerostatic bearing is formd between cylinder (5) inner surface.
3. linear household air-conditioner compressor according to claim 2, it is characterised in that:
The outer iron core (31) is annular, and outer iron core (31) annular inboard is uniformly distributed setting N1A cone boss (33), N1
For even numbers, ring structure iron core is divided into N1A flux loop；Coil (32) is mounted on cone boss (33) by axial symmetry mode,
And the coiling of adjacent coil is contrary；
The interior iron core (41) is hub-and-spoke configuration, has been evenly arranged on the outside of interior iron core (41) into N2A fin boss (43), N2=
N1, opposite in the installation direction of fin boss (43) two sides adhesive permanent magnetism component (42), two adjacent permanent-magnet components (42).
4. linear household air-conditioner compressor according to claim 1, it is characterised in that: the interior iron core (41) and cylinder
(5) it is interference fitted.
5. linear household air-conditioner compressor according to claim 3, it is characterised in that: the N1=6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822153868.1U CN209671160U (en) | 2018-12-21 | 2018-12-21 | A kind of linear household air-conditioner compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822153868.1U CN209671160U (en) | 2018-12-21 | 2018-12-21 | A kind of linear household air-conditioner compressor |
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| Publication Number | Publication Date |
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| CN209671160U true CN209671160U (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822153868.1U Active CN209671160U (en) | 2018-12-21 | 2018-12-21 | A kind of linear household air-conditioner compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595136A (en) * | 2018-12-21 | 2019-04-09 | 中国电子科技集团公司第十六研究所 | A kind of linear household air-conditioner compressor |
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2018
- 2018-12-21 CN CN201822153868.1U patent/CN209671160U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595136A (en) * | 2018-12-21 | 2019-04-09 | 中国电子科技集团公司第十六研究所 | A kind of linear household air-conditioner compressor |
| CN109595136B (en) * | 2018-12-21 | 2024-05-10 | 中国电子科技集团公司第十六研究所 | Linear domestic air conditioner compressor |
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