CN106961200A - A kind of linear electric motors and compressor - Google Patents
A kind of linear electric motors and compressor Download PDFInfo
- Publication number
- CN106961200A CN106961200A CN201610019185.XA CN201610019185A CN106961200A CN 106961200 A CN106961200 A CN 106961200A CN 201610019185 A CN201610019185 A CN 201610019185A CN 106961200 A CN106961200 A CN 106961200A
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- CN
- China
- Prior art keywords
- magnetite
- magnetic part
- mover
- electric motors
- linear electric
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Linear Motors (AREA)
Abstract
The invention discloses a kind of linear electric motors and using its compressor, belong to motor correlative technology field, the linear electric motors include mover of reciprocating vibration and some to stator outside mover, stator includes stator core, mover is provided with the magnetite that at least two spacing are set, it is embedded with the opposite polarity of two adjacent magnetite the same sides, the spacing of the two neighboring magnetite of stator core correspondence every magnetic part.The present invention can effectively reduce the magnetic leakage between two neighboring magnetite, significantly reduce stator iron loss, reduce motor weight, save motor cost by being embedded at the spacing of the two neighboring magnetite of stator core correspondence every magnetic part；Every setting auxiliary magnetite on magnetic part, further it is capable of the capacity of lifting motor unitary current while magnetic leakage between two magnetites of reduction, makes full use of and play the performance of magnetite；And auxiliary magnetite can also play a part of balancing mover, can effectively reduce mechanical loss and mechanical wear caused by mover lateral deviation.
Description
Technical field
The present invention relates to motor association area, more particularly to a kind of linear electric motors and compressor.
Background technology
Current linear compressor uses c-type, E types, C-shaped ring shape etc. mostly with linear vibration motor, for upper
For stating linear electric motors, due to its stator teeth, to laminate direction wider, it will usually set on mover two panels or
The magnetite of multi-disc spaced set, to ensure the performance of the linear electric motors.But exist in above-mentioned linear electric motors
Problems with：The stator teeth magnetic line of force shown in reference picture 1 moves towards schematic diagram, as can be seen from the figure：
When the mover of the linear electric motors is in equilbrium position, two magnetites 100 thereon have one end to be located at stator
Internal and opposite polarity, a part of magnetic line of force that now magnetite 100 is sent can directly by stator teeth without
Interlinkage stator yoke is just closed, and is caused larger leakage field, about can therefore be missed more than 30%, and leakage field is serious, leads
Send a telegraph exerting oneself for machine to incur loss, while iron loss increase, the increase of magnetite consumption.
Also have by way of increasing magnetite spacing to reduce above-mentioned leakage field problem, but this kind of side at present
Formula can cause the brow leakage of magnetite another side more serious, it is impossible to make full use of and play the performance of magnetite.
And the problem of there is non-uniform air-gap between the mover and stator of existing linear electric motors, mover hangs down
Serious imbalance directly is there is in tooth pole-face direction, there is larger side force makes mover occur lateral deviation, leads
Linear electric motors are caused to there is larger side wear and mechanical wear.
The content of the invention
The linear electric motors of magnetic leakage between magnetite can be effectively reduced it is an object of the invention to provide a kind of.
Another object of the present invention is to provide a kind of high working efficiency, performance more preferably compressor.
For up to this purpose, on the one hand, the present invention uses following technical scheme：
A kind of linear electric motors, including mover of reciprocating vibration and some to stator outside mover, it is described
Stator includes stator core, and the mover is provided with the magnetite that at least two spacing are set, two adjacent magnetic
It is embedded with the opposite polarity of stone the same side, the spacing of the two neighboring magnetite of the stator core correspondence every magnetic
Part.
Preferably, when the mover is in equilbrium position, every in the two neighboring magnetite spacing of magnetic part correspondence
Heart position is set.
Preferably, the thickness every magnetic part is the 30%-55% of mover resonance amplitude.
Preferably, the position of the teeth portion every magnetic part correspondence stator core is provided with auxiliary magnetite, it is described auxiliary
Polarity of the polarity of magnetic assist stone side with the magnetite positioned at the side close to the side of auxiliary magnetite is identical.
Preferably, the position of the teeth portion every magnetic part correspondence stator core is provided with mounting groove, the auxiliary
Magnetite is located in the mounting groove.
Preferably, the 40%-70% that the width H1 of the auxiliary magnetite is the teeth portion length L1, thickness is small
In equal to the thickness every magnetic part.
Preferably, it is described every magnetic part include every magnetic part teeth portion and with every magnetic part teeth portion be connected every magnetic part
Yoke portion, described used every magnetic part teeth portion is made every magnetic electrically non-conductive material, and auxiliary magnetite is arranged on every magnetic part teeth portion
On.
Preferably, it is described every magnetic part yoke portion using being made every magnetic electrically non-conductive material or permeability magnetic material, when every
When magnetic part yoke portion is made of permeability magnetic material, between its connection is provided with the portion centers position of magnetic part teeth portion
Every.
Preferably, described every offering some ventilation slots on magnetic part, the ventilation slot points to mover direction and set
Put.
On the other hand, the present invention uses following technical scheme：
A kind of compressor, including above-mentioned linear electric motors.
The linear electric motors of the present invention at the spacing of the two neighboring magnetite of stator core correspondence by being embedded every magnetic
Part, can effectively reduce magnetic leakage, stator iron loss and the motor weight between two neighboring magnetite, save electricity
Machine cost；
Every setting auxiliary magnetite on magnetic part, it can further be lifted while magnetic leakage between two magnetites of reduction
The capacity of motor unitary current, makes full use of and plays the performance of magnetite；And auxiliary magnetite also can
Play a part of balancing mover, effectively reduce mechanical loss and mechanical wear caused by mover lateral deviation, it is average
Side force is reduced to below 1N, and with certain self-maintenance capability, it is ensured that size of gaps is uniform.
The compressor of the present invention uses above-mentioned linear electric motors, is obviously improved its performance, improved
Operating efficiency.
Brief description of the drawings
Fig. 1 is that the stator teeth magnetic line of force of background of invention cathetus motor moves towards schematic diagram；
Fig. 2 is the structural representation for the linear electric motors that the preferred embodiment of the present invention one is provided；
Fig. 3 is the part-structure schematic diagram for the linear electric motors that the preferred embodiment of the present invention one is provided；
Fig. 4 is the structural representation of the template mover for the linear electric motors that the preferred embodiment of the present invention one is provided；
Fig. 5 is the structural representation of the square mover for the linear electric motors that the preferred embodiment of the present invention one is provided；
Fig. 6 is that the stator teeth magnetic line of force for the linear electric motors that the preferred embodiment of the present invention one is provided moves towards signal
Figure；
Fig. 7 is the structure that ventilation slot is provided with every magnetic part for the linear electric motors that the preferred embodiment of the present invention one is provided
Schematic diagram；
Fig. 8 is that the part-structure for the linear electric motors (mover is not shown) that the preferred embodiment of the present invention two is provided shows
It is intended to；
Fig. 9 is that the linear electric motors (mover is not shown) that the preferred embodiment of the present invention two is provided are adopted every magnetic part yoke portion
With structural representation during permeability magnetic material；
Figure 10 is that the stator teeth magnetic line of force for the linear electric motors that the preferred embodiment of the present invention two is provided moves towards signal
Figure；
Figure 11 is the auxiliary magnetite peace for the linear electric motors (mover is not shown) that the preferred embodiment of the present invention two is provided
Holding position schematic diagram.
In figure：
1st, mover；2nd, stator；3rd, magnetite；4th, every magnetic part；5th, magnetite is aided in；6th, ventilation slot；
21st, stator core；41st, every magnetic part teeth portion；42nd, every magnetic part yoke portion；100th, magnetite；211st, teeth portion；
212nd, yoke portion；421st, it is spaced.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
Preferred embodiment one：
In the description of the invention, it is to be understood that term " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " interior ", " outer " are based on attached
Orientation or position relationship shown in figure, are for only for ease of the description present invention and simplify description, rather than indicate
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.
Specifically, reference picture 2 and Fig. 3, the present embodiment provides a kind of linear electric motors, including mover 1 and
Stator 2, wherein mover 1 do of reciprocating vibration, and it can fix spring, another termination output loading (example with one end
Such as connect cylinder compresses gas), can also two ends fix spring, or two ends connect output loading, fixed
During spring, the frequency setting of spring rate resonance as needed.
In the present embodiment, as shown in figure 4, mover 1 is plate profile structure, setting at least two is parallel thereon sets
Spacing is provided between the magnetite 3 put, and adjacent two magnetites 3, it uses NdFeB material to be made, magnetite
3 magnetizing direction is vertical with the direction of motion of mover 1, the opposite polarity of adjacent two the same sides of magnetite 3.
Above-mentioned mover 1 is not limited only to plate profile structure or square structure (as shown in Figure 5), magnetite 3
The surrounding or polygon of the square structure, arc, circular configuration are arranged on, magnetite 3 is according to tool
Body structure is configured.In the present embodiment, it is plate profile structure that mover 1, which is selected, and magnetite 3 is set to two.
The paired outside for being arranged on mover 1 of stator 2, and the number of poles of stator 2 is the even number more than or equal to 2,
For example when mover 1 is from being square structure, the number of poles of stator 2 is 4；During from for plate profile structure, stator 2
Number of poles be 2.It is 2 that the number of poles of stator 2, which is selected, in the present embodiment and stator is placed in the outer of mover 1 about 2
Side, and set across two magnetites 3.
Said stator 2 includes stator core 21 and around the winding being located on stator core 21, wherein around
The alternating current of certain frequency is passed through in group, stator 2 can produce electromagnetism that is identical with the polarity of magnetite 3 or repelling each other
Power, makes the resonance of mover 1, and possess the ability of output acting.An above-mentioned winding input AC electric week
Phase correspondence mover 1 moves back and forth a cycle.Reference picture 3, polarity and the front side on mover 1 of stator 2
During the polar repulsion of magnetite 3, due to the opposite polarity of two the same sides of magnetite 3, therefore the polarity of stator 2
Attracted each other with the polarity of the magnetite 3 of rear side so that mover 1 is travelled forward by power forward, mover 1；
Similarly during the polar repulsion of the polarity of stator 2 and rear side magnetite 3, mover 1 is moved backward by power backward.
Stator core 21 is formed by multi-disc silicon steel plate stacking, and when stator core 21 center with it is upper
When the center for stating the spacing between two magnetites 3 is alignd, mover 1 is in equilbrium position.Stator core
21 include teeth portion 211 and yoke portion 212, and winding is around being located in teeth portion 211, and teeth portion 211 is located at mover 1
Both sides.Teeth portion 211 can use flat board class formation, also can be using the three-dimensional knot such as polygon, arc, full circle
Structure.
Reference picture 3, is embedded with every magnetic part 4 at the spacing of the two neighboring magnetite 3 of the correspondence of stator core 21,
Specifically, be provided with the center of stator core 21 it is consistent with its shape every magnetic part 4, i.e., pair
When stator core 21 laminates manufacture, heart position is laminated every magnetic part 4 wherein, for reducing on mover 1 two
Magnetic leakage between magnetite 3.It is preferred that, it is two neighboring every the correspondence of magnetic part 4 when mover 1 is in equilbrium position
The center of the spacing of magnetite 3 is set.In the present embodiment, two are set to every magnetic part 4, is respectively placed in
On lower two stator cores 21.
In the present embodiment, it is the bigger the better in theory every the thickness of magnetic part 4, but with the thickness every magnetic part 4
Increase, the consumption of the winding of winding can also increase, and cause the copper loss and cost that produce also to increase accordingly
Plus, therefore, unconfined it can not increase every the thickness of magnetic part 4, by test of many times, by every magnetic part 4
Thickness selects the 30%-55% for the resonance amplitude of mover 1.
In the present embodiment, the humorous of mover 1 will be set greater than every the thickness of the stator core 21 of the both sides of magnetic part 4
Amplitude, to ensure the smoothly resonance of mover 1.
Reference picture 9, it is above-mentioned to include what is be connected every magnetic part teeth portion 41 and with every magnetic part teeth portion 41 every magnetic part 4
Every magnetic part yoke portion 42, wherein it is identical with the shape of teeth portion 211 of stator core 21 every magnetic part teeth portion 41, every magnetic
Part yoke portion 42 is identical with the shape in the yoke portion 212 of stator core 21.
It is above-mentioned to use non-conductive every magnetic every magnetic part teeth portion 41 and every magnetic part yoke portion 42 in the present embodiment
Material is made, specifically can using not magnetically-conductive plastic part or other be made every magnetic electrically non-conductive material, also can be only every magnetic
Part teeth portion 41 is preferable using magnetic conductions such as silicon steel sheets every magnetic part yoke portion 42 using being made every magnetic electrically non-conductive material
Material is made.Above two structure, only need to ensure every magnetic part teeth portion 41 be every magnetic electrically non-conductive material i.e.
Can, so that the magnetic leakage reduction between both sides magnetite 3.
The stator teeth magnetic line of force for the linear electric motors that Fig. 6 provides for the present embodiment moves towards schematic diagram, from the figure
As can be seen that setting after magnetic part 4, relative to existing linear electric motors (Fig. 1 institutes not set every magnetic part
Show), the magnetic leakage between two magnetites 3 on the mover 1 of the linear electric motors of the present embodiment is significantly reduced, and is had
Stator iron loss is reduced to effect, during equal 3 consumption of magnetite, motor capacity gets a promotion；And subtract
The use of silicon steel sheet is lacked, has reduced motor weight, save motor cost.
As preferred technical scheme, as shown in fig. 7, every offering some ventilation slots 6 on magnetic part 4, on
State some ventilation slots 6 and point to the setting of the direction of mover 1, air-flow is passed through the teeth portion 211 of stator 2 and portion
Divide yoke portion 212, reduce winding temperature rise, improving performance can also reduce the temperature of the magnetite 3 on mover 1,
Lift its anti-demagnetization capability.
Preferred embodiment two：
The present embodiment has made further optimization on the basis of preferred embodiment one to the structure of linear electric motors,
Specifically, as shown in figure 8, being to be provided with auxiliary in the position of the teeth portion 211 every the correspondence stator core 21 of magnetic part 4
Magnetic assist stone 5, i.e., every setting auxiliary magnetite 5 in magnetic part teeth portion 41.The polarity of the above-mentioned side of auxiliary magnetite 5
Polarity with the magnetite 3 positioned at the side close to the side of auxiliary magnetite 5 is identical, and it is specifically referred to：Reference picture
Direction shown in 10, when mover 1 is in equilbrium position, two magnetites 3 are located at the two of auxiliary magnetite 5 respectively
Side, now, the magnetizing direction of auxiliary magnetite 5 above and magnetizing for underlying auxiliary magnetite 5
In the opposite direction, the left side polarity of auxiliary magnetite 5 above is set to N poles, underlying auxiliary magnetic
The left side polarity of stone 5 is then S poles, and the polarity of the side above the magnetite 3 in the left side on mover 1 is N
The polarity of side above pole, the magnetite 3 on right side is then S poles., can by setting above-mentioned auxiliary magnetite 5
The further magnetic leakage between two magnetites 3 of reduction, and be capable of the capacity of lifting motor unitary current,
Make full use of and play the performance of magnetite 3；Aiding in magnetite 5 simultaneously can also play a part of balancing mover 1,
Mechanical loss and mechanical wear caused by the lateral deviation of mover 1 can effectively be reduced, average side force be reduced to 1N with
Under, and with certain self-maintenance capability, it is ensured that size of gaps is uniform.
In the present embodiment, the auxiliary magnetite 5 can be made up of Ru-Fe-Mn material, when not considering to play balanced dynamic
When the effect of son 1, Ferrite Material can also be used.The present embodiment is preferred to use Ru-Fe-Mn material.
Every being provided with mounting groove in magnetic part teeth portion 41, above-mentioned auxiliary magnetite 5 is located in mounting groove.It is preferred that,
As shown in figure 11, auxiliary magnetite 5 is more than 3mm to the end face of teeth portion 211 apart from D1, to the edge of teeth portion 211
Apart from D2 be more than 1mm, to the edge of yoke portion 212 apart from D3 be more than 3mm.
The width H1 of above-mentioned auxiliary magnetite 5 be the length L1 of teeth portion 211 40%-70%, thickness be less than or equal to every
The thickness of magnetic part 4.
Reference picture 9, when being made every magnetic part yoke portion 42 of permeability magnetic materials such as silicon steel sheets, it is connected every magnetic part
The center position of the part of teeth portion 41 is provided with interval 421, and the interval 421 can reduce auxiliary magnetite 5 one
The magnetic leakage produced from interlinkage at end, and then reduce the influence because of the auxiliary leakage field of magnetite 5 to linear electric motors.It is preferred that
, the width D 4 at above-mentioned interval 421 is more than 4mm.
Two kinds to above preferred embodiment one and preferred embodiment two are tested below by 3D finite element simulations
The performance of scheme is tested, and the Performance Simulation Results after test are as shown in table 1：
Table 1：Performance Simulation Results
By above-mentioned simulation result it is known that when in preferred embodiment one only set every magnetic part 4 when, its phase
For prior art, under equal input current, its iron loss is reduced；Preferred embodiment two is preferred real
Setting auxiliary magnetite 5 on the basis of example one is applied, the effect of guiding magnetic circuit can be further functioned as so that stator 2
Iron loss further reduce, and the fan-out capability of linear electric motors is improved under same driving current.
Preferred embodiment three：
A kind of compressor is present embodiments provided, specially a kind of linear compressor, it uses above-mentioned preferred reality
Apply example one or the linear electric motors described in preferred embodiment two so that its performance is obviously improved, work
Efficiency is also improved.
Obviously, the above embodiment of the present invention illustrates example of the present invention just for the sake of clear, and simultaneously
Non- is the restriction to embodiments of the present invention.For those of ordinary skill in the field, above-mentioned
It can also be made other changes in different forms on the basis of explanation.There is no need and unable to all
Embodiment be exhaustive.Any modification for being made within the spirit and principles of the invention, equally replace
Change and improve, should be included within the protection domain of the claims in the present invention.
Claims (10)
1. a kind of linear electric motors, including mover (1) of reciprocating vibration and positioned at mover (1) outside some
To stator (2), the stator (2) includes stator core (21), and the mover (1) is provided with least
The magnetite (3) that two spacing are set, the opposite polarity of adjacent two magnetite (3) the same sides, its feature
It is to be embedded with the spacing of the two neighboring magnetite (3) of stator core (21) correspondence every magnetic part (4).
2. linear electric motors according to claim 1, it is characterised in that the mover (1) is in flat
During weighing apparatus position, set every the center of two neighboring magnetite (3) spacing of magnetic part (4) correspondence.
3. linear electric motors according to claim 1, it is characterised in that the thickness every magnetic part (4)
Spend for the 30%-55% of mover (2) resonance amplitude.
4. linear electric motors according to claim 1, it is characterised in that described every magnetic part (4) correspondence
The position of the teeth portion (211) of stator core (21) is provided with auxiliary magnetite (5), the auxiliary magnetite (5)
Polarity of the polarity of side with the magnetite (3) positioned at the side close to the side of auxiliary magnetite (5) is identical.
5. linear electric motors according to claim 4, it is characterised in that described every magnetic part (4) correspondence
The position of the teeth portion (211) of stator core (21) is provided with mounting groove, and the auxiliary magnetite (5) is located at institute
State in mounting groove.
6. linear electric motors according to claim 5, it is characterised in that the auxiliary magnetite (5)
Width H1 is the teeth portion (211) length L1 40%-70%, and thickness is less than or equal to every magnetic part (4)
Thickness.
7. linear electric motors according to claim 6, it is characterised in that described to include every magnetic part (4)
Every magnetic part teeth portion (41) and with every magnetic part teeth portion (41) be connected every magnetic part yoke portion (42), it is described
Every magnetic part teeth portion (41) using being made every magnetic electrically non-conductive material, auxiliary magnetite (5) is arranged on every magnetic part teeth portion
(41) on.
8. linear electric motors according to claim 7, it is characterised in that described every magnetic part yoke portion (42)
It is made of every magnetic electrically non-conductive material or permeability magnetic material, when every magnetic part yoke portion (42) use permeability magnetic material system
Cheng Shi, it is connected at the portion centers position of magnetic part teeth portion (41) provided with interval (421).
9. according to any described linear electric motors of claim 1-8, it is characterised in that described every magnetic part (4)
On offer some ventilation slots (6), the ventilation slot (6) is pointed to mover (2) direction and set.
10. a kind of compressor, it is characterised in that including the straight-line electric as described in claim 1-9 is any
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610019185.XA CN106961200B (en) | 2016-01-11 | 2016-01-11 | Linear motor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610019185.XA CN106961200B (en) | 2016-01-11 | 2016-01-11 | Linear motor and compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106961200A true CN106961200A (en) | 2017-07-18 |
| CN106961200B CN106961200B (en) | 2023-07-18 |
Family
ID=59481427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610019185.XA Active CN106961200B (en) | 2016-01-11 | 2016-01-11 | Linear motor and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106961200B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102214983A (en) * | 2010-04-07 | 2011-10-12 | 株式会社日立制作所 | Linear motor |
| JP2011217499A (en) * | 2010-03-31 | 2011-10-27 | Ishii Kosaku Kenkyusho:Kk | Linear motor |
| CN102292900A (en) * | 2009-01-23 | 2011-12-21 | 日立金属株式会社 | Mover and linear motor |
| CN105048763A (en) * | 2015-08-12 | 2015-11-11 | 兰州空间技术物理研究所 | Single-phase cylindrical linear vibration motor |
| CN205544871U (en) * | 2016-01-11 | 2016-08-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Linear electric motor and compressor |
-
2016
- 2016-01-11 CN CN201610019185.XA patent/CN106961200B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102292900A (en) * | 2009-01-23 | 2011-12-21 | 日立金属株式会社 | Mover and linear motor |
| JP2011217499A (en) * | 2010-03-31 | 2011-10-27 | Ishii Kosaku Kenkyusho:Kk | Linear motor |
| CN102214983A (en) * | 2010-04-07 | 2011-10-12 | 株式会社日立制作所 | Linear motor |
| CN105048763A (en) * | 2015-08-12 | 2015-11-11 | 兰州空间技术物理研究所 | Single-phase cylindrical linear vibration motor |
| CN205544871U (en) * | 2016-01-11 | 2016-08-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Linear electric motor and compressor |
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| Publication number | Publication date |
|---|---|
| CN106961200B (en) | 2023-07-18 |
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