CN111780299A - Handheld fan with refrigeration effect - Google Patents
Handheld fan with refrigeration effect Download PDFInfo
- Publication number
- CN111780299A CN111780299A CN202010668567.1A CN202010668567A CN111780299A CN 111780299 A CN111780299 A CN 111780299A CN 202010668567 A CN202010668567 A CN 202010668567A CN 111780299 A CN111780299 A CN 111780299A
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- CN
- China
- Prior art keywords
- metal
- fan
- fan blade
- semiconductor
- conductive
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0042—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater characterised by the application of thermo-electric units or the Peltier effect
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/023—Selection of particular materials especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a handheld fan with a refrigerating effect, which comprises a base, a support rod and an installation bin, wherein the support rod is arranged in the middle of the top of the base, the installation bin is arranged above the support rod, a conductive sliding ring is arranged inside the installation bin, a conductive rotating shaft is rotatably arranged inside the conductive sliding ring, a metal sleeve is arranged at one end of the conductive rotating shaft, at least three groups of metal fan blades are arranged on the side wall of the metal sleeve, and a semiconductor fan surface is arranged on one side of each metal fan blade; the fan blade is characterized in that a metal fan blade and a semiconductor fan blade are made into a fan blade main body, metal is in contact with the semiconductor to form a Schottky junction, the metal fan blade is driven to rotate through a conductive sliding ring and a conductive rotating shaft, the metal fan blade conducts electricity at the same time, after the metal fan blade is powered on and driven, one side of the fan blade heats due to the electronic motion principle, the other side of the fan blade refrigerates, and the semiconductor fan blade is matched to form the Peltier effect, so that the blowing end of the fan blade main body is refrigerated, and the.
Description
Technical Field
The invention relates to the technical field of semiconductor refrigeration, in particular to a handheld fan with a refrigeration effect.
Background
The handheld small fan is popular with consumers at present, particularly with college student consumers, the handheld small fan has the advantages of small volume, convenience in carrying, various shapes, high safety factor and low energy consumption, and can be used in classrooms, dining halls, dormitories or outdoors at any time, so that the handheld fan has a development prospect;
on the other hand, along with the rapid development of national economy, an air conditioner enters thousands of households, becomes a necessary household appliance for many families, and the use of the air conditioner for cooling becomes the first choice way for young people to avoid summer heat.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a handheld fan with a cooling effect, in which a metal blade and a semiconductor blade are made into a blade main body, in an electronic material, the metal contacts with the semiconductor to form a schottky junction, the metal blade is driven to rotate by a conductive slip ring in cooperation with a conductive rotating shaft, and at the same time, the metal blade conducts electricity, after being powered on and driven, the fan with the cooling effect can be made by heating one side and cooling the other side according to an electronic motion principle and forming a peltier effect in cooperation with the semiconductor blade to cool an air blowing end of the blade main body, thereby satisfying cooling requirements of consumers.
In order to realize the purpose of the invention, the invention is realized by the following technical scheme: the utility model provides a handheld fan with refrigeration effect, includes base, branch and installation storehouse, the intermediate position department at base top is equipped with branch, and the top of branch is equipped with the installation storehouse, the inside in installation storehouse is equipped with electrically conductive sliding ring, and electrically conductive sliding ring's internal rotation installs electrically conductive pivot, the metal covering is installed to the one end of electrically conductive pivot, and is equipped with the metal flabellum on the lateral wall of metal covering, the metal flabellum is equipped with three groups at least, one side of metal flabellum is equipped with the semiconductor sector.
The further improvement lies in that: the inside of branch is equipped with the battery compartment, and the outside in battery compartment articulates there is the battery cover, the inside in battery compartment is equipped with the battery, and the output of battery passes branch through the electric wire and is connected with the slip ring electricity that conducts.
The further improvement lies in that: the bottom of base is the holding tank, and the chassis is installed through the wrapping post in the inside of holding tank, around being equipped with the wire on the wrapping post, and the one end of wire passes branch and is connected with the slip ring electricity that leads, the other end of wire is equipped with the interface.
The further improvement lies in that: one side at base edge is equipped with the card line hole, and the card line hole is with the bore looks adaptation of wire.
The further improvement lies in that: the edge of chassis bottom is equipped with the cushion, and the cushion is the foam-rubber cushion, the intermediate position department of chassis bottom is equipped with the sucking disc.
The further improvement lies in that: one end of the mounting bin is provided with a bin cover, the bin cover is fixedly mounted with the mounting bin through threads, and one side of the bin cover is provided with a convex button.
The further improvement lies in that: the semiconductor fan surface is made of n-type semiconductor, and the metal sleeve and the metal fan blade are made of one conductive material of iron, aluminum, stainless iron and aluminum alloy.
The invention has the beneficial effects that: the invention makes metal flabellum and semiconductor fan into flabellum body, in the electronic material, the metal contacts with semiconductor to form Schottky junction, drive the metal flabellum to rotate through the conductive slip ring cooperating with the conductive rotating shaft, conduct electricity, after the power-on drive, one side heats up because of the electronic movement principle, the other side refrigerates, cooperate with the semiconductor fan, form Peltier effect, refrigerate the blowing end of the flabellum body, can make the fan with refrigeration effect, meet the cool demand of consumers, and the invention can utilize the battery to supply power directly, can also utilize the interface to insert and supply power on the mobile phone, facilitate the outdoor quick use, the wire of the interface is wound in the winding post on the chassis, easy to take in, easy to carry, in addition, set up the soft cushion under the chassis, hand-hold comfortable, can also fix on the level through the sucking disc, avoid toppling, the function is diversified.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the battery installation of the present invention;
fig. 3 is a schematic view of the internal structure of the base of the present invention.
Wherein: 1. a base; 2. a strut; 3. installing a bin; 4. a conductive slip ring; 5. a conductive rotating shaft; 6. a metal sheath; 7. a metal fan blade; 8. a semiconductor sector; 9. a battery cover; 10. a battery; 11. a chassis; 12. a wire; 13. an interface; 14. a wire clamping hole; 15. a soft cushion; 16. a suction cup; 17; a bin cover.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
According to fig. 1, 2, 3, this embodiment provides a handheld fan with refrigeration effect, including base 1, branch 2 and installation storehouse 3, the intermediate position department at base 1 top is equipped with branch 2, and the top of branch 2 is equipped with installation storehouse 3, the inside in installation storehouse 3 is equipped with electrically conductive sliding ring 4, and electrically conductive sliding ring 4's internal rotation installs electrically conductive pivot 5, metal covering 6 is installed to the one end of electrically conductive pivot 5, and is equipped with metal flabellum 7 on the lateral wall of metal covering 6, metal flabellum 7 is equipped with three groups, one side of metal flabellum 7 is equipped with semiconductor sector 8. When the cooling fan is used, the conductive slip ring 4 is electrified to drive the conductive rotating shaft 5 to rotate, the metal fan blade 7 is driven to rotate and conduct electricity at the same time, the metal fan blade 7 is contacted with the semiconductor fan surface 8 to form a Schottky junction, and after the cooling fan is electrified and driven, due to the electronic motion principle, one side of the cooling fan heats, the other side of the cooling fan refrigerates, and the cooling fan is matched with the semiconductor fan surface 8 to form a Peltier effect to refrigerate the blowing end of the cooling fan. The Schottky junction principle is as follows: the work function of semiconductors is generally smaller than that of metals, so that when a metal comes into contact with a semiconductor, electrons flow from the semiconductor into the metal, forming a space charge region consisting of positively charged immobile impurity ions in the surface layer of the semiconductor; the principle of the peltier effect is: when current passes through a loop consisting of different conductors (metal and semiconductor), the non-reversible joule heat is generated, and the heat absorption and heat release phenomena can respectively occur at the joints of the different conductors along with the difference of the current directions, so as to carry out refrigeration; the conductive slip ring 4 is composed of a conductive ring and a brush, and can transmit power while rotating.
The inside of branch 2 is equipped with the battery compartment, and the outside in battery compartment articulates there is battery cover 9, the inside in battery compartment is equipped with battery 10, and the output of battery 10 passes branch 2 through the electric wire and is connected with conductive sliding ring 4 electricity. The power is supplied directly by the battery 10.
The bottom of base 1 is the holding tank, and installs chassis 11 through the wrapping post in the inside of holding tank, around being equipped with wire 12 on the wrapping post, and the one end of wire 12 passes branch 2 and is connected with conductive sliding ring 4 electricity, the other end of wire 12 is equipped with interface 13. The interface 13 is used to plug into the handset for power supply.
One side at base 1 edge is equipped with card line hole 14, and card line hole 14 and the bore looks adaptation of wire 12. When the wire 12 is taken out, the wire 12 is clamped by the wire clamping hole 14 for fixing the wire 12 and preventing the wire 12 and the winding post from being wound and loosened.
The edge of chassis 11 bottom is equipped with cushion 15, and cushion 15 is the foam-rubber cushion, and is handheld comfortable, the intermediate position department of chassis 11 bottom is equipped with sucking disc 16. The suction cup 16 can also be fixed on a plane to avoid toppling.
One end of the mounting bin 3 is provided with a bin cover 17, the bin cover 17 is fixedly mounted with the mounting bin 3 through threads, and one side of the bin cover 17 is provided with a convex button. The bin cover 17 can be conveniently opened to repair the electric wires and other parts of the conductive slip ring 4 inside.
The semiconductor fan surface 8 is made of n-type semiconductor, and the metal sleeve 6 and the metal fan blade 7 are made of iron materials. The metal fan blade 7 is in contact with the semiconductor fan surface 8 to form a Schottky junction.
The handheld fan with the refrigerating effect is characterized in that a metal fan blade 7 and a semiconductor fan blade 8 are made into a fan blade main body, metal and semiconductor are in contact in an electronic material to form a Schottky junction, the metal fan blade 7 is driven to rotate by a conductive sliding ring 4 in a matching way with a conductive rotating shaft 5 and conducts electricity, one side of the fan blade is heated due to the electronic motion principle after being electrified and driven, the other side of the fan blade is refrigerated, the Peltier effect is formed by matching with the semiconductor fan blade 8, the blowing end of the fan blade main body is refrigerated, and the fan with the refrigerating effect can be made, so that the fan can meet the cool-taking requirements of consumers, in addition, the invention can directly supply power by using a battery 10, can also be inserted into a mobile phone by using an interface 13 for supplying power, is convenient for outdoor quick use, a lead 12 of the interface 13 is wound in a winding post on a chassis 11, the portable multifunctional electric tool is comfortable to hold, can be fixed on a plane through the sucker 16, avoids toppling and is diversified in function.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a handheld fan with refrigeration effect, includes base (1), branch (2) and installation storehouse (3), its characterized in that: the utility model discloses a semiconductor fan, including base (1), base (2), and the top of branch (2) is equipped with installation storehouse (3), the inside of installation storehouse (3) is equipped with conductive sliding ring (4), and the internal rotation of conductive sliding ring (4) installs conductive pivot (5), metal covering (6) are installed to the one end of conductive pivot (5), and are equipped with metal flabellum (7) on the lateral wall of metal covering (6), metal flabellum (7) are equipped with three groups at least, one side of metal flabellum (7) is equipped with semiconductor sector (8).
2. A hand held fan with cooling effect as claimed in claim 1, wherein: the inside of branch (2) is equipped with the battery compartment, and the outside in battery compartment articulates there is battery cover (9), the inside in battery compartment is equipped with battery (10), and the output of battery (10) passes branch (2) through the electric wire and is connected with conductive sliding ring (4) electricity.
3. A hand held fan with cooling effect as claimed in claim 1, wherein: the bottom of base (1) is the holding tank, and installs chassis (11) through the wrapping post in the inside of holding tank, around being equipped with wire (12) on the wrapping post, and the one end of wire (12) is passed branch (2) and is connected with conductive sliding ring (4) electricity, the other end of wire (12) is equipped with interface (13).
4. A hand held fan with cooling effect as claimed in claim 3, wherein: one side at base (1) edge is equipped with card line hole (14), and card line hole (14) and the bore looks adaptation of wire (12).
5. A hand held fan with cooling effect as claimed in claim 1, wherein: the edge of chassis (11) bottom is equipped with cushion (15), and cushion (15) are the foam-rubber cushion, the intermediate position department of chassis (11) bottom is equipped with sucking disc (16).
6. A hand held fan with cooling effect as claimed in claim 1, wherein: one end of the mounting bin (3) is provided with a bin cover (17), the bin cover (17) is fixedly mounted with the mounting bin (3) through threads, and one side of the bin cover (17) is provided with a convex button.
7. A hand held fan with cooling effect as claimed in claim 1, wherein: the semiconductor fan surface (8) is made of n-type semiconductor, and the metal sleeve (6) and the metal fan blade (7) are made of one conductive material of iron, aluminum, stainless iron and aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010668567.1A CN111780299A (en) | 2020-07-13 | 2020-07-13 | Handheld fan with refrigeration effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010668567.1A CN111780299A (en) | 2020-07-13 | 2020-07-13 | Handheld fan with refrigeration effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111780299A true CN111780299A (en) | 2020-10-16 |
Family
ID=72768152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010668567.1A Pending CN111780299A (en) | 2020-07-13 | 2020-07-13 | Handheld fan with refrigeration effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111780299A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113015400A (en) * | 2021-01-28 | 2021-06-22 | 浙江合众新能源汽车有限公司 | Cooling system of driving motor power module |
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|---|---|---|---|---|
| CN2076831U (en) * | 1990-11-15 | 1991-05-15 | 万里祥 | Semiconductor brain-cooling unit |
| KR20040096969A (en) * | 2004-10-12 | 2004-11-17 | 이태성 | The cool and warm device which utilizes the wings made of the thermoelectric element and the cool and warm a generation method |
| CN102818324A (en) * | 2012-08-09 | 2012-12-12 | 邹兵 | Semiconductor fan |
| JP2014505229A (en) * | 2011-02-14 | 2014-02-27 | メンタス ホールディング エージー | Indoor air conditioner provided with gas-liquid heat exchanger having Peltier element |
| CN105444462A (en) * | 2015-12-24 | 2016-03-30 | 广东富信科技股份有限公司 | Semiconductor refrigerating system |
| CN106089593A (en) * | 2016-08-08 | 2016-11-09 | 苏州华安普电力科技股份有限公司 | A kind of novel wind generator |
| CN108731161A (en) * | 2018-06-09 | 2018-11-02 | 吴涛 | A kind of small size local temperature adjustment device |
| KR20190094660A (en) * | 2018-02-05 | 2019-08-14 | 장윤희 | Cold wind device |
| CN110792618A (en) * | 2018-08-01 | 2020-02-14 | 周小辉 | Double-power-supply type handheld electric fan |
| CN210218172U (en) * | 2019-07-05 | 2020-03-31 | 李辉 | Handheld little fan with adjustable easily fix |
| CN210317846U (en) * | 2019-08-23 | 2020-04-14 | 深圳市航科精机技术有限公司 | Portable fan |
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| CN111322260A (en) * | 2020-04-03 | 2020-06-23 | 东莞市嘉木仕电子有限公司 | Handheld fan |
-
2020
- 2020-07-13 CN CN202010668567.1A patent/CN111780299A/en active Pending
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| KR20040096969A (en) * | 2004-10-12 | 2004-11-17 | 이태성 | The cool and warm device which utilizes the wings made of the thermoelectric element and the cool and warm a generation method |
| JP2014505229A (en) * | 2011-02-14 | 2014-02-27 | メンタス ホールディング エージー | Indoor air conditioner provided with gas-liquid heat exchanger having Peltier element |
| CN102818324A (en) * | 2012-08-09 | 2012-12-12 | 邹兵 | Semiconductor fan |
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Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113015400A (en) * | 2021-01-28 | 2021-06-22 | 浙江合众新能源汽车有限公司 | Cooling system of driving motor power module |
| CN113015400B (en) * | 2021-01-28 | 2022-08-19 | 浙江合众新能源汽车有限公司 | Cooling system of driving motor power module |
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