CN212673549U

CN212673549U - Refrigeration assembly and hanging-neck type refrigeration fan

Info

Publication number: CN212673549U
Application number: CN202021178893.6U
Authority: CN
Inventors: 杨金锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-09
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a refrigeration subassembly and hang neck formula refrigeration fan, the refrigeration subassembly includes: the semiconductor cooling and heating device comprises a hollow cavity, a partition plate, a semiconductor cooling and heating panel, a radiator, a motor and an impeller, wherein the partition plate, the motor, the impeller and the semiconductor cooling and heating panel are arranged in the hollow cavity; hang neck formula refrigeration fan includes above-mentioned refrigeration subassembly, still includes: the tail end of the first air duct arm is connected with one end of the connecting piece, the other end of the connecting piece is connected with the tail end of the second air duct arm, and the first air duct arm and the second air duct arm are in mirror symmetry along the center of the connecting piece; the first air duct arm and the second air duct arm both comprise the refrigeration assembly. The utility model discloses the structure is retrencied, and the cold and hot panel of semiconductor realizes blowing out the cold air current, and the cooling use feels good.

Description

Refrigeration assembly and hanging-neck type refrigeration fan

Technical Field

The utility model belongs to portable fan field especially relates to a refrigeration subassembly and hang neck formula refrigeration fan.

Background

With the continuous pursuit of quality of life of people in recent years, people put forward higher and higher requirements on the comfort of outdoor sports. Many portable fans are therefore available on the market, especially to bring people cool in hot summer. Among the portable fans, the neck-hung fan is an excellent standard for the public to go out in summer due to the advantages of being convenient to carry about, fully freeing hands and the like. The hanging neck type fan is most representative in a structure disclosed in Shenzhen blue rice patent application (CN 210623163U), the structure of the hanging neck type fan fully considers that the air outlet is aligned with the face part and the neck part, and the good air duct design can enable the air to be softly sent out from the air outlet. But the structure causes discomfort when the user wears the neck and the neck tightly clings to the product, and the fan has no refrigeration function, so that the requirement of people on coolness under the hot weather condition cannot be met.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a hang neck formula refrigeration fan can realize that cold wind blows on the basis of accelerating the air current circulation.

In order to achieve the above object, the utility model adopts the following technical scheme:

a refrigeration assembly comprising: the semiconductor cooling and heating panel comprises a hollow cavity, a partition plate, a semiconductor cooling and heating panel, a radiator, a motor and an impeller, wherein the partition plate, the motor, the impeller and the semiconductor cooling and heating panel are arranged in the hollow cavity; the impeller with the drive shaft linkage of motor, the impeller is located well cavity one end, the air outlet is located the cavity other end cool air duct one side, cool air duct with the impeller department inboard that corresponds is equipped with the air intake, the cold and hot panel of semiconductor is located the impeller with between the air outlet.

Preferably, the surfaces of the refrigerating surface and the heating surface of the semiconductor cold and hot panel are respectively provided with a radiator, and one side of the hot air duct is provided with a radiating hole.

The optimization effect brought by the optimization scheme is that cold air is blown out by using the characteristics of the cold and hot semiconductor panels and adopting the cold air duct and the hot air duct.

Preferably, the edge of the semiconductor cold and hot panel is provided with a sealing ring.

A hang neck formula refrigeration fan, includes foretell refrigeration subassembly, still includes: the tail end of the first air duct arm is connected with one end of the connecting piece, the other end of the connecting piece is connected with the tail end of the second air duct arm, and the first air duct arm and the second air duct arm are in mirror symmetry along the center of the connecting piece; the first air duct arm and the second air duct arm both comprise the refrigeration assembly.

Preferably, the first air duct arm and the second air duct arm respectively comprise an inner side plate and an outer side plate, the inner side plate and the outer side plate are connected to form the hollow cavity, the cold air ducts of the first air duct arm and the second air duct arm are located on the inner side of the hot air duct, and the impeller is located at the head ends of the first air duct arm and the second air duct arm.

Preferably, the connecting piece is wholly circular-arc, the human back neck curve of laminating, first wind channel arm and second wind channel arm are wholly the arc form, the human shoulder neck curve of laminating.

More preferably, the inner side of the connecting piece and the ends of the first air duct arm and the second air duct arm are provided with support pads for keeping the connecting piece at a certain distance from the back neck of the human body, and the front ends of the support pads are made of soft elastic materials.

The optimization effect that this optimization scheme brought is that the support pad can be so that connecting piece and human back nape keep the certain distance, has reduced this area of contact who hangs neck formula refrigeration fan and back nape skin, has reduced because the sticky sense that human sweat and connecting piece in close contact with produced.

Preferably, still include power and switch spare, the power is supplied power of cold and hot panel of motor and semiconductor, the switch spare respectively with power, motor and the cold and hot panel electric connection of semiconductor, the switch spare includes motor switch and the cold and hot panel switch of semiconductor.

More preferably, the switch member is provided on an outer surface of the first air duct arm and/or the second air duct arm.

The optimization effect brought by the optimization scheme is convenient for a user to operate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. a refrigeration subassembly and hang neck formula refrigeration fan structure retrench, utilize two wind channels, realize blowing off the cold air current through the cold and hot panel of semiconductor, the cooling is used and is felt well, cold wind passes through the air outlet and finally is used for human face, neck cooling, hot-blast discharge through the louvre.

2. A hang neck formula refrigeration fan be equipped with and hold in the palm the pad for the neckline keeps the certain distance behind connecting piece and the human body, has reduced this area of contact who hangs neck formula refrigeration fan and back neckline skin, has reduced because the sticky greasy sense that human body perspires and connecting piece in close contact with production.

Drawings

Fig. 1 is a schematic structural diagram of a refrigeration assembly according to the first embodiment.

Fig. 2 is a schematic structural diagram of a motor and an impeller according to the first embodiment.

Fig. 3 is a schematic diagram of a semiconductor cold and hot panel structure according to the first embodiment.

Fig. 4 is a schematic structural diagram of the sealing ring according to the first embodiment.

Fig. 5 is a schematic structural diagram of a hanging neck type refrigeration fan according to the second embodiment.

Fig. 6 is a cross-sectional view of a second duct arm of the hanging neck type cooling fan according to the second embodiment.

Fig. 7 is a schematic structural view of an inner side plate of the first air duct arm/the second air duct arm according to the second embodiment.

Fig. 8 is a schematic structural diagram of an outer side plate of the first duct arm/the second duct arm according to the second embodiment.

Fig. 9 is a schematic view of the structure of the connecting member according to the second embodiment.

Wherein, 1, a first air duct arm; 2. a second duct arm; 3. a connecting member; 4. a hollow cavity; 5. a partition plate; 6. an impeller; 7. an air inlet; 8. an air outlet; 9. connecting a buckle; 10. a cold air duct; 11. a hot air duct; 12. heat dissipation holes; 13. a semiconductor cold-hot panel; 14. a heat sink; 15. a seal ring; 16. a support pad; 17. an inner side plate; 18. an outer panel; 19. an electric motor.

Detailed Description

For a better understanding of the present invention, the contents of the present invention will be further clarified below with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples.

In the description of the present invention, it is to be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are all the directions or positional relationships shown on the drawings, and the objects are only for convenience of description of the present invention and simplification of description, and do not indicate or imply that the parts indicated must have a specific direction, be constructed and operated in a specific direction, and thus, are not to be construed as limiting the present invention.

Example one

As shown in fig. 1, a refrigeration assembly includes: the cooling structure comprises a hollow cavity 4, a partition plate 5, a semiconductor cold and hot panel 13, a radiator 14, a motor 19 and an impeller 6, wherein the partition plate 5, the motor 19, the impeller 6 and the semiconductor cold and hot panel 13 are arranged inside the hollow cavity 4, an air outlet 8 and an air inlet 7 are formed in the surface of the hollow cavity 4, the partition plate 5 divides the hollow cavity 4 into a cold air duct 10 and a hot air duct 11, a cooling surface of the semiconductor cold and hot panel 13 is located in the cold air duct 10, and a heating surface of the semiconductor cold and hot panel 13 is located in the hot; the impeller 6 is linked with a driving shaft of the motor 19, the impeller 6 is arranged at one end of the cold air duct 10, the air outlet 8 is positioned at one side of the cold air duct 10 at the other end of the hollow cavity 4, the inner side of the corresponding position of the cold air duct 10 and the impeller 6 is provided with the air inlet 7, and the semiconductor cold and hot panel 13 is positioned between the impeller 6 and the air outlet 8.

As shown in fig. 2, in the present embodiment, the motor 19 is a brushless dc motor of model HYX-002, and the impeller 6 is provided outside the motor 19. The motor 19 and the impeller 6 shown in fig. 2 are not limited, and other types of motors and impellers may be selected.

As shown in fig. 3 and 4, the cooling surface and the heating surface of the semiconductor cold-hot panel 13 are provided with heat sinks 14, and one side of the hot air duct 11 is provided with heat dissipation holes. The heat sink 14 of the refrigeration surface can make the refrigeration effect of the refrigeration surface diffuse faster, and simultaneously make the temperature of the air flow entering the cold air duct 10 through the air inlet 7 decrease when passing through the heat sink 14 of the refrigeration surface. The heat sink 14 of the heating surface can diffuse heat flow generated by the heating surface as soon as possible, and the heat flow escapes through the heat dissipation holes 12. The edge of the semiconductor cold and hot panel 13 is provided with a sealing ring 15, and the sealing ring 15 can wrap the edge of the semiconductor cold and hot panel 13.

Example two

As shown in fig. 5 to 9, a hanging neck type refrigeration fan includes the refrigeration assembly, and further includes: first wind channel arm 1, second wind channel arm 2 and connecting piece 3, the end of first wind channel arm 1 is connected with the one end of connecting piece 3, the other end of connecting piece 3 and the end connection of second wind channel arm 2, first wind channel arm 1 and second wind channel arm 2 are along connecting piece 3 central mirror symmetry. First wind channel arm 1 and second wind channel arm 2 include above-mentioned refrigeration subassembly respectively.

The first air duct arm 1 and the second air duct arm 2 respectively comprise an inner side plate 17 and an outer side plate 18, and the inner side plate 17 and the outer side plate 18 are connected to form a hollow cavity 4. The inner side plate 17 and the outer side plate 18 can be integrally formed, welded and hot-melted or fixed by a connecting buckle, and the connecting buckle 9 is selected in the embodiment. The cold air duct 10 of the first air duct arm 1 and the second air duct arm 2 is located at the inner side of the hot air duct 11, and the impeller 6 is located at the head ends of the first air duct arm 1 and the second air duct arm 2.

The air outlet 8 is provided with a plurality of air outlets arranged on one side of the cold air duct 10, and when the hanging neck type refrigerating fan is worn, the air outlet 8 faces to the face and the neck of a human body.

The whole of connecting piece 3 is circular-arc, and the human back neck curve of laminating, the end of 3 inboards of connecting piece and first wind channel arm 1 and second wind channel arm 2 is equipped with holds in the palm and fills up 16 for make connecting piece 3 and human back neck keep the certain distance, hold in the palm and fill up 16 front ends and be soft elastic material. The supporting pad 16 can reduce the contact area between the hanging neck type refrigeration fan and the skin of the back neck, and reduce the sticky feeling caused by the close contact between the human body sweating and the connecting piece 3. The first air duct arm 1 and the second air duct arm 2 are integrally in an arc shape and fit with the shoulder-neck curve of a human body.

Hang neck formula refrigeration fan still includes power and switch spare, and the power is the power supply of the cold and hot panel 13 of motor 19 and semiconductor, and the switch spare respectively with power, the cold and hot panel 13 electric connection of motor 19 and semiconductor, the switch spare includes motor switch and the cold and hot panel switch of semiconductor. The switch piece is arranged on the outer surface of the first air duct arm 1 and/or the second air duct arm 2, and operation is convenient for a user.

The refrigerating principle of the hanging neck type refrigerating fan is that two surfaces of the semiconductor cold and hot panel 13 are made of different semiconductor materials, and by utilizing the Peltier effect of the semiconductor cold and hot panel 13, when direct current passes through a couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the couple respectively, so that the purposes of refrigerating and heating can be achieved. When the semiconductor cold and hot panel 13 and the motor 19 are powered on, the impeller 6 rotates to generate airflow, so that external airflow flows to the refrigerating surface of the semiconductor cold and hot panel 13 from the air inlet 7, and after passing through the radiator 14 of the refrigerating surface, the external airflow becomes cold airflow and flows out from the air outlet 8, and a user can experience the neck hanging fan blowing out the cold airflow. Meanwhile, the hot air flow generated by the heating surface of the semiconductor cold and hot panel 13 will pass through the heat sink 14 of the heating surface to be dissipated out through the heat dissipation holes 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A refrigeration assembly, comprising: the semiconductor cooling and heating panel comprises a hollow cavity, a partition plate, a semiconductor cooling and heating panel, a radiator, a motor and an impeller, wherein the partition plate, the motor, the impeller and the semiconductor cooling and heating panel are arranged in the hollow cavity; the impeller with the drive shaft linkage of motor, the impeller is located the one end of cavity in, the air outlet is located the cavity other end cool air duct one side, cool air duct with the impeller department inboard that corresponds is equipped with the air intake, the cold and hot panel of semiconductor is located the impeller with between the air outlet.

2. A refrigeration assembly as recited in claim 1 wherein said semiconductor cold and hot panel has heat sinks on both surfaces of said refrigeration and heating surfaces and heat dissipation holes on one side of said hot air path.

3. A refrigeration unit as claimed in claim 1, wherein the edges of the cold and hot panels of the semiconductor are provided with sealing rings.

4. A muffler type refrigerating fan comprising a refrigerating module as set forth in any one of claims 1 to 3, further comprising: the tail end of the first air duct arm is connected with one end of the connecting piece, the other end of the connecting piece is connected with the tail end of the second air duct arm, and the first air duct arm and the second air duct arm are in mirror symmetry along the center of the connecting piece; the first air duct arm and the second air duct arm both comprise the refrigeration assembly.

5. The hanging neck type refrigeration fan as claimed in claim 4, wherein the first air duct arm and the second air duct arm respectively comprise an inner side plate and an outer side plate, the inner side plate and the outer side plate are connected to form the hollow cavity, the cold air duct of the first air duct arm and the cold air duct of the second air duct arm are located inside the hot air duct, and the impeller is located at the head ends of the first air duct arm and the second air duct arm.

6. The hanging neck type refrigeration fan as claimed in claim 4, wherein the connecting piece is arc-shaped and fits the human back neck curve, and the first air duct arm and the second air duct arm are arc-shaped and fit the human shoulder neck curve.

7. The hanging neck type refrigeration fan as claimed in claim 6, wherein a support pad is provided at the inner side of the connecting member and the ends of the first air duct arm and the second air duct arm for keeping a certain distance between the connecting member and the back neck of the human body, and the front end of the support pad is made of soft elastic material.

8. The hanging neck type refrigeration fan as claimed in claim 4, further comprising a power supply and a switch, wherein the power supply supplies power to the motor and the semiconductor cold and hot panel, the switch is electrically connected with the power supply, the motor and the semiconductor cold and hot panel, respectively, and the switch comprises a motor switch and a semiconductor cold and hot panel switch.

9. The hanging neck type refrigeration fan as claimed in claim 8, wherein the switch member is disposed on an outer surface of the first duct arm and/or the second duct arm.