CN205448397U - Low -power consumption magnetic refrigerator that no external heat source harassd - Google Patents
Low -power consumption magnetic refrigerator that no external heat source harassd Download PDFInfo
- Publication number
- CN205448397U CN205448397U CN201521087930.1U CN201521087930U CN205448397U CN 205448397 U CN205448397 U CN 205448397U CN 201521087930 U CN201521087930 U CN 201521087930U CN 205448397 U CN205448397 U CN 205448397U
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- Prior art keywords
- heat source
- rotating disk
- piezoelectric
- magnetic
- low
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- Expired - Fee Related
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- 230000005291 magnetic effect Effects 0.000 title claims abstract description 56
- 238000005057 refrigeration Methods 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 15
- 239000000498 cooling water Substances 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000009545 invasion Effects 0.000 abstract description 3
- 230000005389 magnetism Effects 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 241000446313 Lamella Species 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model discloses a low -power consumption magnetic refrigerator that no external heat source harassd, including frame, carousel, magnetism working medium, permanent magnet, drive wheel, drive module and circulative cooling module, the carousel is rotationally fixed in the frame, magnetism working medium is slice ring array and distributes on the tow sides of carousel, the permanent magnet symmetric distribution is in the upper portion of carousel, the drive wheel is rotationally fixed in the frame, the side of drive wheel with the side of carousel is tangent and through the frictional force transmission, the circulative cooling module includes a cooling trough, is located the multisection condenser tube at cooling trough both ends, connects the piezoelectric stack pump on condenser tube. The utility model discloses can make whole refrigerator equipment itself eliminate the heat source, prevent that the heat source from to the invasion of environment, improving refrigeration efficiency, reduce the consumption.
Description
[technical field]
The present invention relates to the technical field of refrigerator, the particularly technical field of magnetic refrigerator.
[background technology]
The compression of the conventional refrigeration technology mainly dependence gas that application is ripe and expansion make the change of working medium generation phase; on the one hand the material causing Atmospheric Ozone Layer Depletion is produced; on the other hand; the equipment that the process of this gas compression and expansion needs the equipment such as gas compressor to be combined into structure and complexity thereof just can be achieved; development and the instant requirement of environmental conservation along with science and technology; Refrigeration Technique is developing towards the direction without environmental disruption always, and magnetic Refrigeration Technique is exactly the surging New Refrigerating technology grown up under the promotion of the demand.
Magnetic Refrigeration Technique is the technology that the magnetothermal effect of a kind of magnetic material is applied to refrigerating field, magnetothermal effect (MCE) is a kind of inherent character of magnetic material, it is that material self magnetic entropy change of external magnetic field caused changes, simultaneous material heat absorption exothermic process.Magnetic refrigeration be use magnetisable material as refrigeration working medium, owing to the magnetic entropy of Magnetic material is bigger than gas, therefore refrigerating plant can do compacter.In terms of the thermal efficiency, magnetic refrigeration can reach the 30%-60% of Carnot cycle, and relies on the kind of refrigeration cycle of the compression-expansion of gas typically to can only achieve 5%-10%, and therefore, magnetic Refrigeration Technique has a good application prospect.
Magnetic refrigerator is broadly divided into low temperature magnetic refrigerator and high-temp magnetic refrigerator at present, the magnetic entropy that wherein low temperature magnetic refrigerator is bigger because magnetic working medium has becomes, so heat transference efficiency is high, can preferably be obtained by the scientific research in the field such as Aero-Space, precise electronic；And high-temperature region, particularly close in the environment of room temperature, the magnetic order state of Magnetic material is difficult to be formed, and the magnetic entropy caused before and after by external magnetic field becomes less, so freezing in high-temperature region, it is impossible to use the refrigerating material of low-temperature space refrigeration.
At present high-temperature region magnetic refrigerator there is the room-temperature magnetic refrigerator using permanent magnet to provide magnetic field, calendar year 2001 Astronics Corp's associating Iowa State University successfully develops first the swinging magnetic refrigerator using permanent magnet to provide magnetic field, this magnetic refrigerator needs motor to provide kinetic energy to runner and pump, for the refrigeration plant of traditional aircompressor type, save electric energy, but the most still consume electric energy, the most inevitably cause heating, so not being inherently eliminated the invasion of external heat source, application in the field of microelectronic fabrication extremely sensitive to temperature causes restriction.
[summary of the invention]
The purpose of the present invention is exactly to solve existing room-temperature magnetic refrigerator to eliminate the problem that external heat source is invaded and harassed, a kind of low-watt consumption magnetic refrigeration machine invaded and harassed without external heat source is proposed, it is possible to make whole refrigerator appliance itself eliminate thermal source, prevent the thermal source invasion to environment, improve refrigerating efficiency, reduce power consumption.
For achieving the above object, the present invention proposes a kind of low-watt consumption magnetic refrigeration machine invaded and harassed without external heat source, including frame, rotating disk, magnetic working medium, permanent magnet, drive, driving module and circulating cooling module；Described rotating disk is rotatably mounted in described frame, described magnetic working medium annular array in the form of sheets is distributed on the tow sides of described rotating disk, described permanent magnet is U-shaped, there are two pieces, permanent magnet is symmetrically distributed in the top of described rotating disk, described drive is rotatably mounted in described frame, and the side of described drive is tangent with the side of described rotating disk and passes through frictional force transmission；Described driving module includes the first Piezoelectric Driving block, the first piezoelectric bimorph being fixed on described first Piezoelectric Driving block, the second Piezoelectric Driving block being fixed on the first piezoelectric bimorph end, the second piezoelectric bimorph of being fixed on the second Piezoelectric Driving block, under non-power status, the end face of described second piezoelectric bimorph is tangent with the side of described drive, can transmit frictional force, described first Piezoelectric Driving block is fixed in described frame；Described circulating cooling module includes a bosh, the more piece cooling water pipe being positioned at bosh two ends, the piezoelectric stack pump that is connected on cooling water pipe.
As preferably, described permanent magnet is ferromagnetic ndfeb magnet, and the polar contribution of two pieces of permanent magnets is consistent.
As preferably, the material of described rotating disk is the nylon material of poor thermal conductivity.
As preferably, the material of described magnetic working medium is the GdSiGe system alloy with giant magnetic effect.
Beneficial effects of the present invention: the present invention, by magnetic working medium being arranged to the lamellar of separation and being distributed on rotating disk, carries out heat exchange by rotary motion, reduces the overall space of refrigerator；Making driving module separate with rotating disk by arranging driving wheel, on the one hand reduce the rate of decay of rotating disk, on the other hand preventing from driving module, heat production causes thermal source to invade and harass；By combination twin lamella as drive module PTO, owing to piezoelectric ceramics has capacitive character, so heat production is extremely low；The circulating cooling module driven by arranging piezoelectric stack pump carries out water-cooled, also can save than the power consumption of tradition pumping mechanism, make the low heat production of whole system, low-power consumption, extend the application scenario of refrigerator.
Inventive feature and advantage will combine accompanying drawing by embodiment and be described in detail.
[accompanying drawing explanation]
Fig. 1 is the overall structure schematic diagram of the low-watt consumption magnetic refrigeration machine that the present invention invades and harasses without external heat source.
In figure: 1-rotating disk, 2-drive, 3-the second Piezoelectric Driving block, 4-the first piezoelectric bimorph, 5-the first Piezoelectric Driving block, 6-the second piezoelectric bimorph, 7-frame, 8-permanent magnet, 9-magnetic working medium, 10-cooling water pipe, 11-piezoelectric stack pump, 12-bosh.
[detailed description of the invention]
Refering to Fig. 1, the low-watt consumption magnetic refrigeration machine that the present invention invades and harasses without external heat source, including frame 7, rotating disk 1, magnetic working medium 9, permanent magnet 8, drive 2, drive module and circulating cooling module；Described rotating disk 1 is rotatably mounted in described frame 7, described magnetic working medium 9 annular array in the form of sheets is distributed on the tow sides of described rotating disk 1, described permanent magnet 8 is U-shaped, there are two pieces, permanent magnet 8 is symmetrically distributed in the top of described rotating disk 1, described drive 2 is rotatably mounted in described frame 7, and the side of described drive 2 is tangent with the side of described rotating disk and passes through frictional force transmission；Described driving module includes the first Piezoelectric Driving block 5, the first piezoelectric bimorph 4 being fixed on described first Piezoelectric Driving block 5, the second Piezoelectric Driving block 3 being fixed on the first piezoelectric bimorph 4 end, the second piezoelectric bimorph 6 of being fixed on the second Piezoelectric Driving block 3, under non-power status, the end face of described second piezoelectric bimorph 6 is tangent with the side of described drive 2, can transmit frictional force, described first Piezoelectric Driving block 5 is fixed in described frame 7；Described circulating cooling module includes a bosh 12, the more piece cooling water pipe 10 being positioned at bosh 12 two ends, the piezoelectric stack pump 11 that is connected on cooling water pipe 10.
Described permanent magnet 8 is ferromagnetic ndfeb magnet, and the polar contribution of two pieces of permanent magnets 8 is consistent.
The nylon material that material is poor thermal conductivity of described rotating disk 1.
The material of described magnetic working medium 9 is the GdSiGe system alloy with giant magnetic effect.
Work process of the present invention:
The low-watt consumption magnetic refrigeration machine that the present invention invades and harasses without external heat source, drive 2 can be driven to rotate a step angle towards curving after driving the second piezoelectric bimorph 6 energising in module, then the second piezoelectric bimorph 6 is departed from drive 2 by electricity bending by the first piezoelectric bimorph 4, subsequently, second piezoelectric bimorph 6 power interruption recovering original state, first piezoelectric bimorph 4 power interruption recovering original state, relies on this to circulate afterwards, and drive 2 drives rotating disk 1 to rotate by frictional force；The magnetic working medium 9 of the circumferentially array distribution on rotating disk 1 enters after permanent magnet 8 magnetized by twice, owing to the material of magnetic working medium 9 has giant magnetic effect, after magnetizing, temperature reduces, demagnetize after producing permanent magnet 8, the temperature of magnetic working medium 9 will become lower, the temperature of the cooling water in bosh 12 is affected by magnetic working medium 9 and reduces, and by the pumping of piezoelectric stack pump 11, forms cooling circulation.
The present invention, by magnetic working medium being arranged to the lamellar of separation and being distributed on rotating disk, carries out heat exchange by rotary motion, reduces the overall space of refrigerator；Making driving module separate with rotating disk by arranging driving wheel, on the one hand reduce the rate of decay of rotating disk, on the other hand preventing from driving module, heat production causes thermal source to invade and harass；By combination twin lamella as drive module PTO, owing to piezoelectric ceramics has capacitive character, so heat production is extremely low；The circulating cooling module driven by arranging piezoelectric stack pump carries out water-cooled, also can save than the power consumption of tradition pumping mechanism, make the low heat production of whole system, low-power consumption, extend the application scenario of refrigerator.
Above-described embodiment is the description of the invention, is not limitation of the invention, any scheme after simple transformation of the present invention is belonged to protection scope of the present invention.
Claims (4)
1. the low-watt consumption magnetic refrigeration machine invaded and harassed without external heat source, it is characterised in that: include frame (7), rotating disk (1), magnetic working medium (9), permanent magnet (8), drive (2), drive module and circulating cooling module；Described rotating disk (1) is rotatably mounted in described frame (7), described magnetic working medium (9) annular array in the form of sheets is distributed on the tow sides of described rotating disk (1), described permanent magnet (8) is U-shaped, there are two pieces, permanent magnet (8) is symmetrically distributed in the top of described rotating disk (1), described drive (2) is rotatably mounted in described frame (7), and the side of described drive (2) is tangent with the side of described rotating disk and passes through frictional force transmission；Described driving module includes the first Piezoelectric Driving block (5), the first piezoelectric bimorph (4) being fixed on described first Piezoelectric Driving block (5), the second Piezoelectric Driving block (3) being fixed on the first piezoelectric bimorph (4) end, the second piezoelectric bimorph (6) of being fixed on the second Piezoelectric Driving block (3), under non-power status, the end face of described second piezoelectric bimorph (6) is tangent with the side of described drive (2), can transmit frictional force, described first Piezoelectric Driving block (5) is fixed in described frame (7)；Described circulating cooling module includes a bosh (12), the more piece cooling water pipe (10) being positioned at bosh (12) two ends, the piezoelectric stack pump (11) that is connected on cooling water pipe (10).
2. the low-watt consumption magnetic refrigeration machine invaded and harassed without external heat source as claimed in claim 1, it is characterised in that: described permanent magnet (8) is ferromagnetic ndfeb magnet, and the polar contribution of two pieces of permanent magnets (8) is consistent.
3. the low-watt consumption magnetic refrigeration machine invaded and harassed without external heat source as claimed in claim 1, it is characterised in that: the nylon material that material is poor thermal conductivity of described rotating disk (1).
4. the low-watt consumption magnetic refrigeration machine invaded and harassed without external heat source as claimed in claim 1, it is characterised in that: the material of described magnetic working medium (9) is the GdSiGe system alloy with giant magnetic effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521087930.1U CN205448397U (en) | 2015-12-23 | 2015-12-23 | Low -power consumption magnetic refrigerator that no external heat source harassd |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521087930.1U CN205448397U (en) | 2015-12-23 | 2015-12-23 | Low -power consumption magnetic refrigerator that no external heat source harassd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205448397U true CN205448397U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521087930.1U Expired - Fee Related CN205448397U (en) | 2015-12-23 | 2015-12-23 | Low -power consumption magnetic refrigerator that no external heat source harassd |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205448397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402931A (en) * | 2015-12-23 | 2016-03-16 | 王嫣俐 | Outer heat source interference-free low power consumption magnetic refrigerator |
| CN112138362A (en) * | 2020-11-25 | 2020-12-29 | 南京蹦蹦哒哒信息科技有限公司 | Scoring device for sports competition |
-
2015
- 2015-12-23 CN CN201521087930.1U patent/CN205448397U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402931A (en) * | 2015-12-23 | 2016-03-16 | 王嫣俐 | Outer heat source interference-free low power consumption magnetic refrigerator |
| CN112138362A (en) * | 2020-11-25 | 2020-12-29 | 南京蹦蹦哒哒信息科技有限公司 | Scoring device for sports competition |
| CN112138362B (en) * | 2020-11-25 | 2021-07-30 | 山东省棋牌运动管理中心 | Scoring device for sports competition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Yanli Inventor after: Kong Dejun Inventor before: Wang Yanli |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170719 Address after: 100000 Beijing city Xicheng District South Road No. 23 lihengmingyuan 3 building 21 unit 1 room Patentee after: Beijing Mankesituo air conditioning equipment technology development Co. Ltd. Address before: 317599 Taizhou City, Wenling Province, East Street, the head of the Department of the village B8, No. 20, No. Patentee before: Wang Yanli |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20201223 |