CN218442594U - Portable cold and hot fan - Google Patents
Portable cold and hot fan Download PDFInfo
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- CN218442594U CN218442594U CN202222549883.4U CN202222549883U CN218442594U CN 218442594 U CN218442594 U CN 218442594U CN 202222549883 U CN202222549883 U CN 202222549883U CN 218442594 U CN218442594 U CN 218442594U
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- heating
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Abstract
The utility model discloses a portable cold and hot fan, which comprises a fan body, a refrigerating plate, a first radiating frame, a second radiating frame, a first fan component and a second fan component; the fan body is of a hollow structure, one end of the fan body is provided with an air inlet, and a first air outlet and a second air outlet which are opposite to each other are arranged on the fan body in a penetrating way; the refrigerating plate comprises a partition plate, a refrigerating surface and a heating surface, the refrigerating surface and the heating surface are arranged on two sides of the partition plate, and the refrigerating plate is arranged in the fan body and enables the refrigerating surface to be opposite to the first air outlet and the heating surface to be opposite to the second air outlet; the first heat dissipation frame is arranged on the refrigerating surface and convexly provided with a plurality of first heat dissipation convex ribs; the second heat dissipation frame is arranged on the refrigerating surface and is convexly provided with a plurality of second heat dissipation convex ribs; the first fan assembly is arranged on the first heat dissipation convex rib and is opposite to the first air outlet; the second fan assembly is arranged on the second heat dissipation convex rib and is opposite to the second air outlet. This portable cold and hot fan possesses the refrigeration and heats the function simultaneously, and the user can select different functions according to the environmental requirement, and it is more convenient to use to reduce user's use cost, save storage space.
Description
Technical Field
The utility model relates to a portable fan technical field especially relates to a portable cold and hot fan with refrigeration and function of heating.
Background
At present, because the wind power of the portable fan on the market is limited, the capacity of changing the wind quantity and accelerating the air flow is limited, and therefore, the temperature of the skin of a human body cannot be quickly reduced because the wind blown out during the work is the same as the temperature of the environment. Thus, when a person is in a relatively hot environment (e.g., walking outdoors or in a room without air conditioning), the temperature of the air blown by the fan is close to the ambient temperature, and the air blown to the person is also hot, so that the person cannot feel cool in a hot environment. Accordingly, when the environment in which people are located is cool, the wind blown onto the people by the fan is also cool.
With the increase of the demand of people, cooling fans and hot air fans appear on the market at present. The cooling fan is used for generating cold air and is mainly used for cooling in hot weather, and the hot air fan is used for generating hot air and is mainly used for warming in cold weather. However, people often need to purchase fans with two functions respectively to meet the requirements of cooling or heating respectively. This results in increased use costs on the one hand and a large storage space and inconvenient use on the other hand.
Therefore, there is a need to provide a portable cooling and heating fan with both cooling and heating functions to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable cold and hot fan that possesses refrigeration and heating function simultaneously.
In order to achieve the above purpose, the technical scheme of the utility model is that: the portable cold and hot fan comprises a fan body, a refrigerating plate, a first heat dissipation frame, a second heat dissipation frame, a first fan assembly and a second fan assembly; the fan body is of a hollow structure, one end of the fan body is closed, the other end of the fan body is provided with an air inlet, and the fan body is provided with a first air outlet and a second air outlet which are opposite to each other in a penetrating mode; the refrigerating plate comprises a partition plate, and a refrigerating surface and a heating surface which are arranged on two sides of the partition plate, and the refrigerating plate is arranged in the fan body, so that the refrigerating surface is opposite to the first air outlet, and the heating surface is opposite to the second air outlet; the first heat dissipation frame is arranged on the refrigerating surface and is convexly provided with a plurality of first heat dissipation convex ribs; the second heat dissipation frame is arranged on the refrigerating surface and is convexly provided with a plurality of second heat dissipation convex ribs; the first fan component is arranged on the first heat dissipation convex rib, and a first fan blade of the first fan component is opposite to the first air outlet; the second fan component is arranged on the second heat dissipation convex rib, and the second fan blade of the second fan component is over against the second air outlet.
Preferably, two symmetrical installation clamping grooves are formed in the fan body, and the refrigeration plate is clamped in the two installation clamping grooves.
Preferably, the portable cold and hot fan further comprises a mounting plate, a mounting hole corresponding to the refrigerating plate is formed in the mounting plate in a penetrating manner, and the refrigerating plate is clamped in the mounting hole.
Preferably, one side of the first heat dissipation frame is a first fixing surface, the other side of the first heat dissipation frame is convexly provided with a plurality of first heat dissipation convex ribs, and the first fixing surface is adhered to the refrigerating surface through heat-conducting glue.
Preferably, one side of the second heat dissipation frame is a second fixing surface, the other end of the second heat dissipation frame is convexly provided with a plurality of second heat dissipation convex ribs, and the second fixing surface is adhered to the refrigerating surface through heat-conducting glue.
Preferably, the first fan assembly further includes a first mounting frame and a first motor, the first motor is mounted in the first mounting frame and connected to the first fan blade, the first motor is configured to drive the first fan blade to rotate, and the first mounting frame is connected to the first heat dissipation frame.
Preferably, the second fan assembly further includes a second mounting frame and a second motor, the second motor is mounted in the second mounting frame and connected to the second fan blade, the second motor is used for driving the second fan blade to rotate, and the second mounting frame is connected to the second heat dissipation frame.
Preferably, the portable cold and hot fan further comprises a control circuit board and a power supply, the first fan assembly and the second fan assembly are respectively electrically connected to the control circuit board, and the power supply is used for supplying power to the first fan assembly, the second fan assembly and the control circuit board.
Preferably, the portable cooling and heating fan further comprises an operation button, the operation button is electrically connected to the control circuit board, and the refrigeration plate, the first fan assembly and the second fan assembly can be respectively started through the operation button to realize switching between a refrigeration mode and a heating mode.
Compared with the prior art, because the utility model discloses a portable cold and hot fan, at first the one end of its fan body is sealed, and the air intake is seted up to its other end to set up relative first air outlet and second air outlet with running through on the fan body, secondly, set up the refrigeration board in the fan body, this refrigeration board includes a baffle and locates the refrigeration face and the face of heating of baffle both sides, and install first heat dissipation frame on the refrigeration face install second heat dissipation frame on the refrigeration face, then, with first fan unit mount in first heat dissipation frame and make its first flabellum just right first air outlet installs second fan unit in second heat dissipation frame and makes its second flabellum just right the second air outlet. Therefore, through the refrigeration face refrigeration of refrigeration board, heat through it, blow out cold air and produce the refrigeration effect when first fan assembly during operation, blow out hot-air and produce the heating effect when second fan assembly during operation, make portable cold and hot fan possesses the refrigeration simultaneously and heats the function, and the user can select different functions according to the environmental requirement, and it is more convenient to use to can reduce user's use cost, reduce storage space, this fan does not change the convenience function of portable fan simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a portable cooling and heating fan of the present invention.
Fig. 2 is another schematic structural diagram of the portable cooling and heating fan of the present invention.
Fig. 3 is a schematic view of the internal structure of the portable cooling and heating fan of the present invention.
Fig. 4 is a sectional view of the portable cooling and heating fan of the present invention.
Fig. 5 is an exploded view of the portable cooling and heating fan of the present invention.
Detailed Description
Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements throughout. It should be noted that the directional descriptions referred to in the present invention, such as the directions or positional relationships indicated by upper, lower, left, right, front, rear, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the technical solutions of the present application or/and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present application. The description of first, second, etc. merely serves to distinguish technical features and should not be interpreted as indicating or implying a relative importance or implying a number of indicated technical features or implying a precedence relationship between indicated technical features.
Referring to fig. 1 to 5, the portable cooling and heating fan 100 of the present invention includes a fan body 110, a cooling plate 120, a first heat dissipation frame 130, a second heat dissipation frame 140, a first fan assembly 150, and a second fan assembly 160. The fan body 110 is hollow, one end of the fan body is closed, the other end of the fan body is provided with an air inlet 111, the fan body 110 is provided with a first air outlet 112 and a second air outlet 113 which are opposite to each other in a penetrating manner, wherein the first air outlet 112 and the second air outlet 113 both comprise a plurality of through holes, as shown in fig. 3-4. The refrigerating plate 120 includes a partition 121, and a refrigerating surface 122 and a heating surface 123 disposed on two sides of the partition 121, and the refrigerating plate 120 is installed in the fan body 110, such that the refrigerating surface 122 faces the first air outlet 112, and the heating surface 123 faces the second air outlet 113. The first heat dissipation frame 130 is installed on the refrigeration surface 122 and is convexly provided with a plurality of first heat dissipation convex ribs 131; the second heat dissipation frame 140 is installed on the cooling surface 122 and is provided with a plurality of second heat dissipation ribs 141 in a protruding manner. The first fan assembly 150 is mounted on the first heat dissipating ribs 131, and the first fan blades 151 thereof face the first air outlet 112; the second fan assembly 160 is installed on the second heat dissipating rib 141, and the second fan blade 161 of the second fan assembly faces the second air outlet 113. When the refrigerating surface 122 of the refrigerating plate 120 refrigerates and the first fan assembly 150 operates, the first fan blades 151 rotate to blow out cold air from the first air outlet 112, so as to generate a refrigerating effect; when the heating surface 123 of the cooling plate 120 heats and the second fan assembly 160 operates, the second fan blade 161 rotates to blow out the cold air from the second air outlet 113, so as to generate a heating effect.
With reference to fig. 1 to fig. 5, the portable cooling/heating fan 100 further includes a first end cap 110a and a second end cap 110b, the first end cap 110a and the second end cap 110b are respectively installed at two ends of the fan body 110, wherein the second end cap 110b seals one end of the fan body 110, and the first end cap 110a is provided with the air inlet 111.
The utility model discloses in, refrigeration board 120 possesses simultaneously and heats or refrigerates the function. The cooling plate 120 is preferably a semiconductor cooling plate 120, which realizes a heating or cooling function by changing the polarity of the dc current flowing to the semiconductor, and the semiconductor cooling plate 120 is a prior art device and thus is not described in detail. Adopt semiconductor refrigeration board 120, do not have vibrations, noise at the during operation to long service life, the installation is easy, can make like this the utility model discloses a portable cold and hot air blower possesses when preparing refrigeration and heating function, and the performance is better, and it is more convenient to produce the equipment.
The utility model discloses in, refrigeration board 120's length, width, thick preferably 40mm 3mm, nevertheless do not use this as the limit, can also adopt the refrigeration board 120 of any other size, as long as can adapt to the installation of the fan body 110 can.
With reference to fig. 3-5, in the present invention, two symmetrical mounting slots 114 are disposed inside the fan body 110, and the two mounting slots 114 are disposed between the first air outlet 112 and the second air outlet 113. Meanwhile, the portable cold and hot fan 100 further includes a mounting plate 170, the mounting plate 170 is provided with a mounting hole corresponding to the refrigeration plate 120, and the refrigeration plate 120 is clamped in the mounting hole. The mounting plate 170 is clamped in the two mounting slots 114, so that the refrigeration plate 120 is mounted in the fan body 110, and the installation is convenient.
Continuing to combine and shown in fig. 1-5, in an embodiment of the present invention, first heat dissipation frame 130 is a cube structure, and one side thereof is a plane and forms first stationary plane 132, and a plurality of first heat dissipation ribs 131 are convexly established to the opposite side of first heat dissipation frame 130, and first stationary plane 132 is pasted through the heat conducting glue in refrigeration face 122, first fan assembly 150 is installed on the first heat dissipation ribs 131.
Correspondingly, the structure of the second heat dissipation frame 140 is the same as that of the first heat dissipation frame 130, that is, one surface of the second heat dissipation frame 140 is a plane and forms a second fixing surface 142, the other end of the second heat dissipation frame is provided with a plurality of second heat dissipation ribs 141 in a protruding manner, the second fixing surface 142 is adhered to the refrigeration surface 122 through a heat conducting adhesive, and the second heat dissipation ribs 141 are provided with second fan assemblies 160.
With continued reference to fig. 1-5, in an embodiment of the present invention, the first fan assembly 150 further includes a first mounting frame 152 and a first motor (not shown), the first motor is installed in the first mounting frame 152 and connected to the first fan blade 151, the first motor is used for driving the first fan blade 151 to rotate, and the first mounting frame 152 is connected to the first heat dissipation frame 130. The principle of driving first fan blade 151 by a first motor is conventional in the art.
Correspondingly, the second fan assembly 160 further includes a second mounting frame 162 and a second motor (not shown), the second motor is mounted in the second mounting frame 162 and connected to the second fan blade 161, the second motor is used for driving the second fan blade 161 to rotate, and the second mounting frame 162 is connected to the second heat dissipation frame 140. The principle of the second motor driving the second fan blade 161 is conventional in the art.
Referring to fig. 1-5 again, in the present invention, the portable cooling and heating fan 100 further includes a control circuit board (not shown) and a power supply (not shown), the control circuit board and the power supply are respectively installed in the fan body 110, and the power supply, the first motor of the first fan assembly 150 and the second motor of the second fan assembly 160 are respectively electrically connected to the control circuit board, and the power supply is used for supplying power to the control circuit board, the first motor of the first fan assembly 150 and the second motor of the second fan assembly 160. In addition, the refrigeration plate 120 is also electrically connected to the control circuit board, and the control circuit board controls the switching operation of the refrigeration surface 122 and the heating surface 123 of the refrigeration plate 120.
The utility model discloses in, the power is preferred rechargeable battery, and rechargeable battery is the ordinary rechargeable battery who is used for portable fan on the current market, consequently can charge cycle after using up the electricity and use, and it is more convenient to use. Of course, the power supply is not limited to a rechargeable battery, and other power supply devices may be used as the power supply.
More specifically, the portable cold and hot fan 100 further includes an operation button electrically connected to the control circuit board, a button hole for allowing one end of the operation button to extend to the outside is provided at the fan body 110 or other positions of the portable cold and hot fan 100, and the refrigeration plate 120, the first motor of the first fan assembly 150, and the second motor of the second fan assembly 160 can be respectively started by the operation button to switch between the refrigeration mode and the heating mode. As for the structure, principle, etc. of the operation button electrically connected to the control circuit board to realize the switching control, all are realized by any prior art means or known technology, and those skilled in the art can understand and realize the purpose of the present invention.
Referring to fig. 1 to 5 again, the operation of the portable cooling/heating fan 100 of the present invention will be described.
When the portable cooling and heating fan 100 is used in a hot environment, the refrigeration plate 120 and the first fan assembly 150 are started by operating the button, the refrigeration plate 120 refrigerates, meanwhile, the first motor of the first fan assembly 150 drives the first fan blade 151 to rotate, so that air enters the fan body 110 from the air inlet 111, after the air is refrigerated, the cold air is blown out through the first air outlet 112 under the action of the rotating first fan blade 151, that is, the portable cooling and heating fan 100 blows out cold air, and a user can feel cool in the hot environment.
When using this portable cold and hot fan 100 in comparatively cold environment, start refrigeration board 120 and second fan assembly 160 through operating button, refrigeration board 120 heats, its second flabellum 161 of second motor drive of second fan assembly 160 rotates simultaneously, thereby make the air get into in the fan body 110 from air intake 111, the air is heated the back, under the effect of rotatory second flabellum 161, make hot-air blow out through second air outlet 113, promptly, this portable cold and hot fan 100 blows out hot-blast, also can get warm in making user's body in the cold environment.
The portable cooling and heating fan 100 of the present invention can not only cool and heat, but also be portable, so that it can be carried about and used, and is more convenient to use.
In summary, in the portable cooling and heating fan 100 of the present invention, firstly, one end of the fan body 110 is closed, and the other end is provided with the air inlet 111, and the first air outlet 112 and the second air outlet 113 are provided on the fan body 110 in a penetrating manner, secondly, the cooling plate 120 is provided in the fan body 110, the cooling plate 120 includes a partition plate 121, and a cooling surface 122 and a heating surface 123 which are provided on both sides of the partition plate 121, and the first cooling rack 130 is installed on the cooling surface 122, the second cooling rack 140 is installed on the cooling surface 122, then, the first cooling rack 130 on which the first fan assembly 150 is installed and the first blade 151 thereof are made to face the first air outlet 112, and the second fan assembly 160 is installed on the second cooling rack 140 and the second blade 161 thereof is made to face the second air outlet 113. Therefore, the cooling surface 122 of the cooling plate 120 cools, the heating surface 123 heats, the first fan assembly 150 blows out cold air to generate a cooling effect when operating, and the second fan assembly 160 blows out hot air to generate a heating effect when operating, so that the portable cooling and heating fan 100 has both cooling and heating functions, and a user can select different functions according to environmental requirements, thereby being more convenient to use, reducing the use cost of the user, reducing the storage space, and simultaneously the fan does not change the convenience function of the portable fan.
Other structures, operation principles, etc. not mentioned in the portable cooling and heating fan 100 of the present invention are conventional and well known to those skilled in the art, and will not be described in detail herein.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention, so that the present invention will not be limited by the accompanying claims.
Claims (9)
1. A portable cold and hot air fan, comprising:
the fan body is of a hollow structure, one end of the fan body is closed, the other end of the fan body is provided with an air inlet, and the fan body is provided with a first air outlet and a second air outlet which are opposite to each other in a penetrating mode;
the refrigerating plate comprises a partition plate, a refrigerating surface and a heating surface, the refrigerating surface and the heating surface are arranged on two sides of the partition plate, and the refrigerating plate is arranged in the fan body, so that the refrigerating surface is over against the first air outlet, and the heating surface is over against the second air outlet;
the first heat dissipation frame is arranged on the refrigerating surface and convexly provided with a plurality of first heat dissipation convex ribs;
the second heat dissipation frame is arranged on the refrigerating surface and is convexly provided with a plurality of second heat dissipation convex ribs;
the first fan component is arranged on the first heat dissipation convex rib, and a first fan blade of the first fan component is over against the first air outlet;
and the second fan component is arranged on the second heat dissipation convex rib, and the second fan blade of the second fan component is over against the second air outlet.
2. The portable cooling and heating fan according to claim 1, wherein the fan body is provided with two symmetrical mounting slots, and the cooling plate is clamped in the two mounting slots.
3. The portable cooling and heating fan of claim 2 further comprising a mounting plate having a mounting hole corresponding to the cooling plate and disposed therethrough, the cooling plate being retained in the mounting hole.
4. The portable cooling and heating fan according to claim 1, wherein the first heat dissipating frame has a first fixing surface on one side thereof, and a plurality of first heat dissipating ribs protruding from the other side thereof, and the first fixing surface is adhered to the cooling surface by a heat conductive adhesive.
5. The portable cooling and heating fan according to claim 1, wherein one surface of the second heat dissipation frame is a second fixing surface, the other end of the second heat dissipation frame is protruded with a plurality of second heat dissipation ribs, and the second fixing surface is adhered to the refrigerating surface through a heat conductive adhesive.
6. The portable cooling and heating fan of claim 1, wherein the first fan assembly further comprises a first mounting frame and a first motor, the first motor is mounted in the first mounting frame and connected to the first fan blade, the first motor is configured to drive the first fan blade to rotate, and the first mounting frame is connected to the first heat dissipation frame.
7. The portable cooling and heating fan of claim 1 wherein the second fan assembly further comprises a second mounting frame and a second motor, the second motor is mounted in the second mounting frame and connected to the second fan blade, the second motor is configured to drive the second fan blade to rotate, and the second mounting frame is connected to the second heat sink frame.
8. The portable cooling and heating fan according to any one of claims 1-7, further comprising a control circuit board and a power supply, wherein the power supply, the first fan assembly and the second fan assembly are electrically connected to the control circuit board, respectively, and the power supply is configured to supply power to the first fan assembly, the second fan assembly and the control circuit board.
9. The portable hot and cold fan of claim 8, further comprising an operating button electrically connected to said control circuit board, said cooling plate, said first fan assembly, and said second fan assembly being separately actuatable by said operating button to switch between a cooling mode and a heating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222549883.4U CN218442594U (en) | 2022-09-23 | 2022-09-23 | Portable cold and hot fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222549883.4U CN218442594U (en) | 2022-09-23 | 2022-09-23 | Portable cold and hot fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218442594U true CN218442594U (en) | 2023-02-03 |
Family
ID=85084514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222549883.4U Active CN218442594U (en) | 2022-09-23 | 2022-09-23 | Portable cold and hot fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218442594U (en) |
-
2022
- 2022-09-23 CN CN202222549883.4U patent/CN218442594U/en active Active
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