CN206618168U - A kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating - Google Patents
A kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating Download PDFInfo
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- CN206618168U CN206618168U CN201720245023.8U CN201720245023U CN206618168U CN 206618168 U CN206618168 U CN 206618168U CN 201720245023 U CN201720245023 U CN 201720245023U CN 206618168 U CN206618168 U CN 206618168U
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Abstract
The utility model discloses a kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating, including motor, transmission device, magnetic refrigeration regenerator, connect the cold end heat-conductive heat-exchanger in the magnetic refrigeration regenerator heat absorption area, connect the hot junction heat-conductive heat-exchanger of magnetic refrigeration regenerator heat release zone, the magnetic refrigeration regenerator includes the circular upper cover plate and lower cover for being provided with high-temperature region thermal hole and low-temperature space thermal hole, sequentially coaxially it is arranged in series the high-temperature level active regenerator between upper cover plate and lower cover, heat conduction lubrication module between level, low-temperature level active regenerator, the heat absorption area of the high-temperature level active regenerator and the heat release zone of low temperature active regenerator are axially overlapped, include at least two layers respectively to be mutually distributed in 180 degree and oppositely oriented rotary magnetic refrigeration regenerator module.The utility model is connected by plural serial stage, and backheat imbalance causes refrigerating capacity to lose between the backheat sum of series between increase magnetic reverse circulation reduces magnetic thermal conductive material Cooling and Heat Source, and high refrigerating capacity output is realized in the case of in big temperature.
Description
Technical field
The utility model patent relates to New Refrigerating technical field, and in particular to a kind of series connection infinitesimal for room temperature magnetic refrigerating
Heat regenerative system.
Background technology
The energy is basis for the survival of mankind, with being continuously increased for world's primary energy consumption figure, reduction energy consumption, profit
Turn into the important directions of scientific research with natural energy resources.As the improvement of people's living standards, Refrigeration Technique has come into thousand
Ten thousand families of family.Refrigeration Technique mainly has vapour compression refrigeration, thermoelectric cooling, thermoacoustic refrigeration, vortex tube refrigeration, absorption type refrigerating, magnetic
Refrigeration etc..Room temperature magnetic refrigerating technology is the giant magnetio-caloric effects in room-temperature zone with magnetic thermal conductive material（Magnetocaloric
Effect, MCE）Based on a kind of new Refrigeration Technique.Compared with traditional steam compression type refrigeration, magnetic refrigeration relies on
Its environmentally friendly, efficient advantage, is considered as one of most potential technology for substituting traditional vapor compression kind of refrigeration cycle.It is reliable from machinery
Property and compactedness for, magnetic refrigeration provides magnetic field and operating frequency is low using permanent magnet, and mechanical shock is few, operating noise is small, machine
Tool reliability is high, long lifespan.And because magnetic entropy density ratio gas is big, thus the structure of refrigerating plant can become it is compacter,
Safety.From the aspect of energy utilization rate, the thermal efficiency of traditional vapor compression machine is only capable of reaching the 5% ~ 10% of Carnot cycle, and magnetic
Kind of refrigeration cycle can but reach 30% ~ 60%, and energy-saving effect is notable.Therefore, room temperature magnetic refrigerating technology has quite good application prospect.
The scientific research personnel of various countries has carried out extensive research to magnetic Refrigeration Technique.
In the case of being limited to magnetothermal effect deficiency of the magnetic thermal conductive material under limited permanent magnet field strength at this stage, existing rank
The active regenerator that mainly uses of section heat exchanging fluid taken out of by way of forced convertion magnetic thermal conductive material produce heat and
During cold, allow magnetic is hot to serve as regenerative material, the Lattice Entropy during storage and release cycle.So as to realize in outfield
In the case of certain, the available quantity of magnetic entropy is substantially increased.Temperature forms certain temperature by multiple accumulation in active regenerator
Gradient, so that the temperature widened between hot junction and cold end is across so as to realize that the environment under certain temperature provides cold.But,
In the process of actual use, especially cold and hot end temperature across after increase, cold carrier fluid and the hot working medium of magnetic can make cold end and hot junction it
Between heat short circuit, so as to cause refrigerating capacity or heating capacity to lose；In addition, each infinitesimal overlapping in active regenerator
Circulation heat recovery efficiency declines so that existing room temperature magnetic refrigeration system is small across lower cooling system power in big temperature.Therefore, design
Highly efficient active regenerator system so that room temperature magnetic refrigerating technology still remains with larger refrigerating capacity in big temperature under
Work with heating capacity has substantive significance.
Utility model content
For above-mentioned technical problem, the purpose of this utility model is followed according to magnetothermal effect principle and room temperature magnetic refrigerating backheat
There is provided a kind of series connection infinitesimal heat regenerative system of the room temperature magnetic refrigerating in the self-driven lower active backheat of the temperature difference for ring.
The utility model adopts the following technical scheme that realization：
A kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating, including motor, transmission device, magnetic refrigeration regenerator,
The cold end heat-conductive heat-exchanger in the magnetic refrigeration regenerator heat absorption area, the hot junction of the connection magnetic refrigeration regenerator heat release zone is connected to lead
Heat exchanger, the magnetic refrigeration regenerator is including being provided with the circular upper cover plate of high-temperature region thermal hole and low-temperature space thermal hole with
Between cover plate, the high-temperature level active regenerator being sequentially coaxially arranged in series between upper cover plate and lower cover, level heat conduction lubrication module,
Low-temperature level active regenerator, the heat absorption area of described high-temperature level active regenerator and the heat release zone of low temperature active regenerator are vertically
It is overlapping, mutually it is distributed respectively including at least two layers in 180 degree and oppositely oriented rotary magnetic refrigeration regenerator module, adjacent magnetic
Interlayer lubrication heat conducting module is additionally provided between refrigeration regenerator module, the motor passes through transmission device and the rotary magnetic
Refrigeration regenerator module drive connection.
Further, described rotary magnetic refrigeration regenerator module includes fixed arc-shaped permanent magnet magnetic field, rotation
Turn and pass through the regenerator Moving plate of magnetic field of permanent magnet, the magnetic being uniformly embedded on the regenerator Moving plate hot working medium filling bed
Layer.
Further, described magnetic field of permanent magnet includes outer magnet and internal magnet, and the outer magnet and inner magnet are respectively
Two concentric semicircles rings, the external arc surface of inner magnet is relative with the Inner arc surface of outer magnet, is formed and is moved with the regenerator
The arc highfield region gap that dish gap coordinates.
Further, the width in described arc highfield region gap is 10mm-40mm.
Further, described regenerator Moving plate is the circular hot working medium disk of magnetic, is processed by low thermal conductivity material
Form, the endoporus of described regenerator Moving plate is provided with internal tooth, if being uniformly covered with the circumferencial direction of described regenerator Moving plate
Do and thermal baffle be provided between the fan-shaped pylone for assembling the hot working medium filling bed of the magnetic, two neighboring fan-shaped pylone,
Mutually leakage heat causes heat short circuit inside the hot working medium disk of magnetic between preventing the magnetic thermal conductive material in fan-shaped pylone.
Further, described fan-shaped pylone is highly 10mm-80mm.
Further, described interlayer lubrication heat conducting module is in annular shape, and centre is provided with ring-shaped guide rail.
Further, circumferentially it is provided with fan-shaped pylone, fan-shaped pylone and is inserted with certain resistance on described ring-shaped guide rail
The fan-shaped heat conduction lubrication block or heat exchange of heat pipe of mill and thermal conductivity factor, the fan-shaped pylone number and the magnetic heat in regenerator Moving plate
Property material packed bed number of layers is identical.
Further, heat conduction lubricates module in a ring between described level, and centre is provided with ring-shaped guide rail, the ring-shaped guide rail
On the position of the heat absorption area of described high-temperature level active regenerator and the heat release zone of low temperature active regenerator relatively be provided with sector
Inserted in through hole, described fan-shaped pylone with certain wear-resisting and thermal conductivity factor fan-shaped heat conduction lubrication block or heat exchange of heat pipe.
Further, the material of described fan-shaped heat conduction lubrication block is graphite, ceramics, graphite foam copper or graphene.
Compared with prior art, the utility model has the advantages that：
Compared with common magnetic regenerator, the series connection infinitesimal backheat rotary room-temperature magnetic refrigerating system that the utility model is used is returned
The thermal efficiency is higher and controllable, effectively reduces heat recovery process heat loss and causes cooling system amount to lose, and can give full play to magnetic heat
Property working medium refrigeration efficiency.In addition, using single material overlapping train, being effectively reduced magnetic thermal conductive material endless between Cooling and Heat Source
The loss of refrigeration capacity that full backheat amount is caused, increases substantially system in the big warm output across lower refrigerating capacity.On the other hand, using compound
Magnetic thermal conductive material twin-stage overlapping train, the magnetic entropy that can be effectively increased low-temperature level active regenerator heat absorption area becomes, it is ensured that system
Exported in big temperature across lower high refrigerating capacity.Heat recovery process in regenerator, the solid-solid backheat under being driven using the temperature difference, it is to avoid pumping is carried
Extra power consumption and avoid cold carrier fluid from being contacted with the hot working medium of magnetic and cause magnetic heat that cold heat transport fluid backheat flows and produced
Property working medium be corroded performance degradation the problems such as, accordingly, it is capable to effectively improve the use longevity of system energy efficiency and room temperature magnetic heat pump
Life.
Brief description of the drawings
Fig. 1 is series connection infinitesimal heat regenerative system structural decomposition diagram.
Fig. 2 is individual layer regenerator modular structure schematic diagram.
Fig. 3 is adjacent two layers regenerator modular structure schematic diagram.
Fig. 4 is that interlayer lubricates heat conducting module structural representation.
Fig. 5 is two-stage regenerator train overlapping model schematic.
Fig. 6 is series connection infinitesimal heat regenerative system Distribution of Magnetic Field region, direction of rotation and heat conduction backheat relation schematic diagram.
Shown in figure：101- upper cover plates；102- high-temperature regions thermal hole；103- low-temperature space thermal holes；The rotary magnetics of 2- first
Freeze regenerator module；201- outer magnets；202- inner magnets；The hot working medium filling bed of 2031- magnetic；2032- regenerator Moving plates；
3- interlayers lubricate heat conducting module；301- sector heat conduction lubrication blocks；302- ring-shaped guide rails；The rotary magnetics of 4- second refrigeration regenerator mould
Group；The rotary magnetics of 5- the 3rd refrigeration regenerator module；The rotary magnetics of 6- the 4th refrigeration regenerator module；7- lower covers；8- high temperature
Level active regenerator；Heat conduction lubricates module between 9- grades；10- low-temperature level active regenerators.
Embodiment
Utility model purpose of the present utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings,
Embodiment can not be repeated one by one herein, but therefore embodiment of the present utility model is not defined in following examples.
Accompanying drawing 1, which is shown in structural decomposition diagram of the present utility model, figure, eliminates mechanically operated part.
A kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating, it is characterised in that：Including motor, transmission device, magnetic
Refrigeration regenerator, the cold end heat-conductive heat-exchanger in the connection magnetic refrigeration regenerator heat absorption area, the connection magnetic refrigeration regenerator are put
The hot junction heat-conductive heat-exchanger of hot-zone, the magnetic refrigeration regenerator includes being provided with high-temperature region thermal hole 102 and low-temperature space thermal hole
103 circular upper cover plate 101 and lower cover 7, the high-temperature level being sequentially coaxially arranged in series between upper cover plate 101 and lower cover 7
Heat conduction lubrication module 9, low-temperature level active regenerator 10, the suction of described high-temperature level active regenerator 8 between active regenerator 8, level
Hot-zone and the heat release zone of low-temperature level active regenerator 10 are axially overlapped, respectively including at least two layers mutually in 180 degree distribution and
Oppositely oriented rotary magnetic refrigeration regenerator module：First rotary magnetic refrigeration regenerator module 2, the second rotary magnetic refrigeration
Regenerator module 4, the 3rd rotary magnetic refrigeration regenerator module 5, the 4th rotary magnetic refrigeration regenerator module 6.Adjacent rotation
Interlayer lubrication heat conducting module 3 is additionally provided between formula magnetic refrigeration regenerator module, railway effect is both played, heat conduction work is also played
With.The motor passes through transmission device and rotary magnetic refrigeration regenerator module drive connection.
Specifically, as shown in Fig. 2 by taking the first rotary magnetic refrigeration regenerator module 2 as an example, described first is rotary
Magnetic refrigeration regenerator module 2 includes fixed arc-shaped permanent magnet magnetic field, rotated and moved through the regenerator of magnetic field of permanent magnet
Disk 2032, the hot working medium filling bed 2031 of the magnetic being uniformly embedded on the regenerator Moving plate 2032.
Specifically, described magnetic field of permanent magnet includes outer magnet 201 and internal magnet 202, the outer magnet 201 and interior magnetic
Body 202 is respectively two concentric semicircles rings, and the external arc surface of inner magnet 202 is relative with the Inner arc surface of outer magnet 201, shape
Into the arc highfield region gap coordinated with the regenerator Moving plate gap.The width in described arc highfield region gap
For 10mm-40mm.
Specifically, described regenerator Moving plate 2032 is the circular hot working medium disk of magnetic, by low thermal conductivity material
Process, the endoporus of described regenerator Moving plate 2032 is provided with internal tooth, and the internal tooth is connected by the external gear of transmission device
Connect motor, the certain rotating speed of activity for the regenerator Moving plate 2032 that transmission device can be made by corresponding gear train and its proportioning and
Direction of rotation will not be repeated here on the contrary, those skilled in the art can select suitable gear train and its proportioning as needed.
Uniformly it is covered with the circumferencial direction of described regenerator Moving plate some for assembling the hot working medium filling bed 2031 of the magnetic
Fan-shaped pylone, described fan-shaped pylone is highly 10mm-80mm.Thermal baffle is provided between two neighboring fan-shaped pylone, is prevented
Mutually leakage heat causes heat short circuit inside the hot working medium disk of magnetic between magnetic thermal conductive material in fan-shaped pylone.The hot working medium of described magnetic is filled out
The shape and the shape of the fan-shaped pylone for filling bed 2031 match.
Specifically, as shown in figure 4, described interlayer lubrication heat conducting module 3 is in annular shape, centre is provided with ring-shaped guide rail
302.Circumferentially it is provided with fan-shaped pylone, fan-shaped pylone and is inserted with certain wear-resisting and heat conduction system on described ring-shaped guide rail 302
Several fan-shaped heat conduction lubrication blocks 301 or heat exchange of heat pipe, the fan-shaped pylone number and magnetic in regenerator Moving plate 2032 are hot
The material filling number of bed 2031 is identical.The material of described fan-shaped heat conduction lubrication block 301 is graphite, ceramics, graphite foam copper
Or the high heat conductive material such as graphene.
The axial direction of regenerator Moving plate system for winding in each layer rotary magnetic refrigeration regenerator module carries out dextrorotation
Turn or rotate counterclockwise, and adjacent rotary magnetic refrigeration regenerator module in regenerator Moving plate direction of rotation on the contrary, making
The hot periodicity of working medium filling bed 2031 of each magnetic in ring-type regenerator Moving plate 2032 is obtained to enter magnetic field magnetization and exit magnetic field
Demagnetization, forms the rotation of regenerator Moving plate, the fixed forms of motion of magnet.
On the contrary, each layer rotary magnetic freezes, regenerator module passes through string for the direction of rotation of regenerator Moving plate 2032 of adjacent two layers
The form that connection is stacked is combined.The rotary magnetic refrigeration regenerator modular structure of adjacent two layers as shown in Figure 3, revolves with first
Exemplified by rotatable magnetic refrigeration regenerator module 2 and the second rotary magnetic refrigeration regenerator module 4, two regenerator Moving plates are anti-up and down
Into rotary course, the hot working medium filling bed 2031 of the magnetic of correspondence position carries out temperature by interlayer lubrication heat conducting module 3 up and down
Heat conduction backheat under difference driving.Highfield area overlapping region is the high temperature exothermic area of system in upper and lower two layers of regenerator module.
Downfield area overlapping region is the low temperature heat absorption area of system in upper and lower two layers of rotatable magnetic refrigeration regenerator module.By to overlapping
The angle control in region, can control the size in high temperature exothermic area and low temperature heat absorption area.
As shown in figure 5, the present embodiment is led between high-temperature level active regenerator 8 and the two-stage of low-temperature level active regenerator 10 and level
The heat lubrication overlapping of module 9 is formed, and in a ring, centre is provided with ring-shaped guide rail 302 to heat conduction lubrication module 9, described between described level
Only in the heat absorption area of relatively described high-temperature level active regenerator and the position of the heat release zone of low temperature active regenerator on ring-shaped guide rail
Install and be equipped with fan-shaped pylone, inserted in described fan-shaped pylone with certain wear-resisting and thermal conductivity factor fan-shaped heat conduction lubrication block
301 or heat exchange of heat pipe.The material of described fan-shaped heat conduction lubrication block 301 is graphite, ceramics, graphite foam copper or graphene.
Heat conduction lubrication module 9 plays railway effect between adjacent two-stage active regenerator between level, also plays conductive force, realizes high temperature
Level active regenerator 9 realizes heat overlapping with low-temperature level active regenerator 10.
High-temperature level active regenerator 8 has just enter into the hot working medium filling bed 2031 of magnetic of field region due to produced by magnetization
Heat the heat that magnetic thermal conductive material is produced to is taken in hot junction by hot junction heat-conductive heat-exchanger, just exited the hot working medium of magnetic in magnetic field
Cold produced by filling bed 2031 lubricates module 9 by heat conduction between level and low-temperature level active regenerator 10 has just enter into field regions
Domain carries out overlapping backheat.Low-temperature level active regenerator 10 just exits the hot working medium filling bed 2031 of magnetic of field region due to moving back
Cold produced by magnetic takes cold end to by cold end heat conduction regenerator, so as to realize refrigeration.Two-stage active regenerator each between
The hot working medium filling bed 2031 of magnetic of other positions is led with the hot working medium filling bed 2031 of corresponding magnetic by interlayer lubrication
Thermal modules 3 carry out finite time backheat.In a ring, centre is provided with ring-shaped guide rail 302 to heat conduction lubrication module 9 between described level,
The position of the heat absorption area of high-temperature level active regenerator relatively described and the heat release zone of low temperature active regenerator on the ring-shaped guide rail
Install and be equipped with fan-shaped pylone, inserted in described fan-shaped pylone with certain wear-resisting and thermal conductivity factor fan-shaped heat conduction lubrication block
301 or heat exchange of heat pipe.The material of described fan-shaped heat conduction lubrication block 301 is graphite, ceramics, graphite foam copper or graphene.
As can be seen that high-temperature level active regenerator and low-temperature level active regenerator are all by two layers of rotary magnetic refrigeration backheat
Stacked offset is formed above and below device module, above and below the regenerator Moving plate in two layers of rotary magnetic refrigeration regenerator module in one-level
The hot working medium filling bed of magnetic of correspondence position carries out the heat conduction under small temperature difference driving by described interlayer heat conduction lubrication module 3
Backheat.In same one-level active regenerator, the highfield area overlapping region of two layers of rotary magnetic refrigeration regenerator module is the level
The high temperature exothermic area of active regenerator, and the region of downfield area overlapping is the low temperature heat absorption area of this grade of active regenerator.High temperature
The low temperature heat absorption area of level active regenerator 8 and the high temperature exothermic area of low-temperature level active regenerator lubricate module 9 by heat conduction between level
Overlapping backheat is carried out, the high temperature exothermic area of high-temperature level active regenerator 8 connects with described hot junction heat-conductive heat-exchanger, and low-temperature level
The low temperature heat absorption area of active regenerator 10 connects with described cold end heat-conductive heat-exchanger.
In addition, it is necessary to, it is noted that can in the high-temperature level active regenerator 8 and low-temperature level active regenerator 10 of the present embodiment
The magnetic thermal conductive material of same Curie temperature is filled, the magnetic thermal conductive material of different Curie temperature can also be filled simultaneously, it is such as low to occupy
In material temperature be filled in low-temperature level active regenerator 10, high-curie temperature material is filled in high-temperature level active regenerator 8.
The Curie temperature and quality proportioning of material are different according to the different purposes of system, and Curie temperature scope is in room-temperature zone 260K-
Between 320K.And hot junction heat-conductive heat-exchanger and cold end heat-conductive heat-exchanger in system, heat exchange of heat pipe, air cooling fin pipe can be used
The heat exchanger of the diversified forms such as formula heat exchanger, can be selected according to actual conditions.
In the series connection infinitesimal backheat rotary room-temperature magnetic refrigerating system that the present embodiment is provided, each rotatable magnetic refrigeration regenerator of layer
The Distribution of Magnetic Field region of module, direction of rotation, heat conduction backheat relation schematic diagram are as shown in Figure 6.By hot junction heat-conductive heat-exchanger with
The high temperature exothermic area of system connects, and cold end heat-conductive heat-exchanger connects with the low temperature heat absorption area of system, other regions of regenerator, magnetic heat
Property working medium filling bed 2031 and the magnetic hot working medium filling bed 2031 of correspondence position heat conducting module 3 lubricated by interlayer carried out
Finite time backheat, final to realize efficiently to hot junction heat release, the magnetic reverse circulation absorbed heat from cold end.
The present embodiment regenerator Moving plate can rotate in the gap that the outer magnet 201 and inner magnet 202 are formed, and return
The hot periodicity of working medium filling bed 2031 of magnetic in hot device Moving plate fan-shaped pylone enters and leaves outer magnet 201 and inner magnet
The 202 highfield regions formed.Each layer regenerator Moving plate is slided between the ring-shaped guide rail 302 that interlayer is lubricated in heat conducting module 3.
The hot working medium filling bed 2031 of magnetic in each layer regenerator Moving plate lubricates heat conducting module 3 under temperature difference driving by interlayer
Fan-shaped heat conduction lubrication block 301 carries out spontaneous heat conduction thermal balance, and regenerative losses are reduced under the effect of multistage backheat.Pass through multi-layer rotating
The refrigeration regenerator module series connection of formula magnetic, the magnetic treatment quality for the magnetic thermal conductive material that can be effectively increased in the system unit time and
The heat transfer efficiency of the hot working medium filling bed of magnetic is improved, so that cooling system amount gets a promotion.
Above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and is not
Restriction to embodiment of the present utility model.For those of ordinary skill in the field, on the basis of described above
On can also make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.
All any modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in this reality
Within new scope of the claims.
Claims (10)
1. a kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating, it is characterised in that：Including motor, transmission device, magnetic system
Cold regenerator, the cold end heat-conductive heat-exchanger in the connection magnetic refrigeration regenerator heat absorption area, the connection magnetic refrigeration regenerator heat release
The hot junction heat-conductive heat-exchanger in area, the magnetic refrigeration regenerator includes being provided with high-temperature region thermal hole (102) and low-temperature space thermal hole
(103) circular upper cover plate (101) and lower cover (7), be sequentially coaxially arranged in series in upper cover plate (101) and lower cover (7) it
Between high-temperature level active regenerator (8), heat conduction lubrication module (9), low-temperature level active regenerator (10), described high-temperature level between level
The heat absorption area of active regenerator and the heat release zone of low temperature active regenerator are axially overlapped, and are mutually in including at least two layers respectively
180 degree is distributed and oppositely oriented rotary magnetic refrigeration regenerator module, is additionally provided between adjacent magnetic refrigeration regenerator module
Interlayer lubrication heat conducting module (3), the motor passes through transmission device and rotary magnetic refrigeration regenerator module drive connection.
2. the series connection infinitesimal heat regenerative system according to claim 1 for room temperature magnetic refrigerating, it is characterised in that：Described rotation
The regenerator that rotatable magnetic refrigeration regenerator module includes fixed arc-shaped permanent magnet magnetic field, rotates and pass through magnetic field of permanent magnet
Moving plate (2032), the hot working medium filling bed (2031) of the magnetic being uniformly embedded on the regenerator Moving plate (2032).
3. the series connection infinitesimal heat regenerative system according to claim 2 for room temperature magnetic refrigerating, it is characterised in that：It is described forever
Magnets magnetic fields include outer magnet (201) and internal magnet (202), and the outer magnet (201) and inner magnet (202) are respectively two same
Heart semicircular ring, the external arc surface of inner magnet (202) is relative with the Inner arc surface of outer magnet (201), is formed and the backheat
The arc highfield region gap that device Moving plate gap coordinates.
4. the series connection infinitesimal heat regenerative system according to claim 3 for room temperature magnetic refrigerating, it is characterised in that：Described arc
The width in shape highfield region gap is 10mm-40mm.
5. the series connection infinitesimal heat regenerative system according to claim 2 for room temperature magnetic refrigerating, it is characterised in that：Described returns
Hot device Moving plate (2032) is the circular hot working medium disk of magnetic, is processed by low thermal conductivity material, and described regenerator is moved
The endoporus of disk (2032) is provided with internal tooth, and being uniformly covered with the circumferencial direction of described regenerator Moving plate some is used to assemble described
Thermal baffle is provided between the fan-shaped pylone of the hot working medium filling bed (2031) of magnetic, two neighboring through hole.
6. the series connection infinitesimal heat regenerative system according to claim 5 for room temperature magnetic refrigerating, it is characterised in that：Described fan
Shape via height is 10mm-80mm.
7. the series connection infinitesimal heat regenerative system according to claim 2 for room temperature magnetic refrigerating, it is characterised in that：Described layer
Between lubrication heat conducting module (3) in annular shape, centre is provided with ring-shaped guide rail (302).
8. the series connection infinitesimal heat regenerative system according to claim 7 for room temperature magnetic refrigerating, it is characterised in that：Described ring
Circumferentially it is provided with fan-shaped pylone, fan-shaped pylone to insert on shape guide rail (302) and is led with certain wear-resisting and thermal conductivity factor sector
Heat lubrication block (301) or heat exchange of heat pipe, the fan-shaped pylone number are filled out with the magnetic thermal conductive material in regenerator Moving plate (2032)
Fill bed (2031) number identical.
9. the series connection infinitesimal heat regenerative system according to claim 1 for room temperature magnetic refrigerating, it is characterised in that：Described level
Between heat conduction lubrication module (9) in a ring, centre is provided with high temperature relatively described on ring-shaped guide rail (302), the ring-shaped guide rail
The position of the heat absorption area of level active regenerator and the heat release zone of low temperature active regenerator is provided with fan-shaped pylone, and described sector is led to
Inserted in hole with certain wear-resisting and thermal conductivity factor fan-shaped heat conduction lubrication block (301) or heat exchange of heat pipe.
10. the series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating according to claim 8 or claim 9, it is characterised in that：It is described
Fan-shaped heat conduction lubrication block (301) material be graphite, ceramics, graphite foam copper or graphene.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931687A (en) * | 2017-03-14 | 2017-07-07 | 华南理工大学 | A kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating |
| CN110926056A (en) * | 2018-09-20 | 2020-03-27 | 青岛海尔智能技术研发有限公司 | Magnetic refrigeration heat exchange system and control method thereof |
| CN110926055A (en) * | 2018-09-20 | 2020-03-27 | 青岛海尔智能技术研发有限公司 | Magnetic refrigeration heat exchange system and control method thereof |
| CN112424543A (en) * | 2018-07-17 | 2021-02-26 | 青岛海尔电冰箱有限公司 | Magnetocaloric thermal diode assembly with heat transfer fluid circuit |
| CN114183948A (en) * | 2021-12-16 | 2022-03-15 | 中国科学院江西稀土研究院 | Multi-field coupling solid-state refrigerating device |
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2017
- 2017-03-14 CN CN201720245023.8U patent/CN206618168U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931687A (en) * | 2017-03-14 | 2017-07-07 | 华南理工大学 | A kind of series connection infinitesimal heat regenerative system for room temperature magnetic refrigerating |
| CN112424543A (en) * | 2018-07-17 | 2021-02-26 | 青岛海尔电冰箱有限公司 | Magnetocaloric thermal diode assembly with heat transfer fluid circuit |
| CN112424543B (en) * | 2018-07-17 | 2022-03-25 | 青岛海尔电冰箱有限公司 | Magnetocaloric thermal diode assembly with heat transfer fluid circuit |
| CN110926056A (en) * | 2018-09-20 | 2020-03-27 | 青岛海尔智能技术研发有限公司 | Magnetic refrigeration heat exchange system and control method thereof |
| CN110926055A (en) * | 2018-09-20 | 2020-03-27 | 青岛海尔智能技术研发有限公司 | Magnetic refrigeration heat exchange system and control method thereof |
| CN114183948A (en) * | 2021-12-16 | 2022-03-15 | 中国科学院江西稀土研究院 | Multi-field coupling solid-state refrigerating device |
| CN114183948B (en) * | 2021-12-16 | 2023-07-04 | 中国科学院江西稀土研究院 | Multi-field coupling solid-state refrigeration device |
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