CN216008962U - Portable waistband fan - Google Patents

Abstract

The utility model belongs to the field of waistband technology application equipment, and particularly relates to a portable waistband fan which comprises a shell in a hollow trapezoid table shape design, waistband parts are arranged at two ends of the shell, a solar panel is arranged on the outer surface of the shell, a fan assembly is arranged in the shell, a protective plate is arranged at the rear end of the shell, and heat insulation cotton is arranged in the protective plate. The solar panel and the battery pack absorb and convert solar energy into electric energy to be stored in the battery pack for the fan assembly to use, so that the battery pack is more convenient to power, the operation intensity of people and the convenience in use are reduced, the development direction of energy conservation and emission reduction is met, and energy is saved; thermal-insulated cotton in the backplate can part device and human body, avoids the heat that the device produced to bring unnecessary damage to the human body, improves the comfort in the use, satisfies people's user demand, and the practicality is stronger.

Description

Portable waistband fan

Technical Field

The utility model belongs to the field of waistband technology application equipment, and particularly relates to a portable waistband fan.

Background

A fan is a common tool for people to generate wind and get cool in hot days. The electric fan is a device which is driven by electricity to generate air flow, and blades arranged in the electric fan rotate after being electrified, so that the electric fan is converted into natural wind to achieve a cool effect.

Fan on the market is various, but most of volumes are great, need use the commercial power to drive the motor, be not convenient for carry, and be used for specific environment and place, leave the office when people, the family, specific environment such as meeting place, can't continue to enjoy present various cooling equipment, the little fan of current hand-held type is convenient to carry simultaneously, must hand fixedly during the use, inconvenience has been brought, in order to solve the problem that the fan uses and hand-held type fan awkward in specific occasion, people find a waistband fan { patent number as the publication of the national intellectual property office: CN202020722355.2}, including casing, micro fan, rechargeable battery, PCB subassembly, ripple wind channel subassembly, regulation knot subassembly, this kind of waistband fan passes through ripple wind channel and micro fan air feed, provides the cool wind to the people's health, lets the people's health cooling avoid the heatstroke, is applicable to different workplaces, provides convenience for people, and the adaptation colony is big.

Although the device solves the problems that the fan is used in a specific occasion and the handheld fan is inconvenient to use, the device still has some disadvantages when in use: when people use the device outdoors, if the electric quantity is insufficient, the device needs to be charged by an external mains supply or a mobile power supply, more inconvenience can be brought to people, the purpose of taking wind and enjoying cool cannot be achieved, the current society is developing towards the direction of energy conservation and emission reduction, the device needs to be charged by the external power supply for use, the mode also does not accord with the development direction of energy conservation and emission reduction, meanwhile, a heat insulation layer is not arranged on a contact part of the device and a human body, and therefore heat generated by the operation of the motor can bring discomfort to people, and the use requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems that when the fan is used outdoors, the electric quantity is insufficient, so that people can get wind and enjoy the cool, the motor is operated to generate heat, the influence is caused to people, and the development direction of energy conservation and emission reduction is not met, the utility model provides the portable belt fan which is reasonable in design, simple in structure and convenient to process, can effectively improve the convenience and the practicability of the device in the using process, isolates the device which generates heat in operation from a human body, and achieves the purposes of energy conservation and emission reduction.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the portable belt fan comprises a shell body which is designed in a hollow trapezoid table shape, belt parts are arranged at two ends of the shell body, solar panels are arranged on the outer surface of the shell body, the two solar panels are symmetrically arranged on two side inclined planes of the outer surface of the shell body, a fan assembly is arranged in the shell body, notches are formed in the upper end and the lower end of the shell body, a control part is further arranged in the shell body, a protection plate is arranged at the rear end of the shell body, heat insulation cotton is arranged in the protection plate, and an end cover is arranged at the front end of the shell body.

As preferred, the fan subassembly include protective housing, motor and flabellum, the output shaft of motor tip be connected with the flabellum to the cover is established in the protective housing, the protective housing connect the shell with settle the shell including the front and back setting to connect by the bolt, control unit include circuit board and switch, two switch bilateral symmetry set up notch one side on the casing, the casing in still be provided with the group battery, the end cover in seted up the louvre.

Preferably, the end of the waistband part on the left side is provided with a buckle, one side of the buckle is provided with a U-shaped limiting frame, the waistband part on the right side is internally provided with a limiting hole, the outer surfaces of the two ends of the guard plate are respectively provided with a self-locking clamp, the outer surface of the rear end of the shell is also provided with a mounting hole, and the two mounting holes are matched with the self-locking clamps.

Preferably, fan subassembly one end be provided with the connecting plate to be connected with the casing back wall, the circuit board set up on the casing back wall of connecting plate one side, the group battery setting in one side of casing lower extreme notch, two the switch from left right side correspond one respectively and keep off cold wind.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the portable belt fan provided by the utility model, through the arrangement of the solar panel and the battery pack, the solar panel can absorb solar energy and convert the solar energy into electric energy in a hot day, and the electric energy is stored in the battery pack for the use of the fan assembly, along with the consumption of electric quantity, the solar panel can continuously absorb the solar energy and convert the solar energy into the electric energy for effective storage, even under the condition of insufficient electric quantity, the power supply operation in the battery pack can be conveniently completed, the external commercial power or a mobile power supply is not required for charging, the labor intensity of people is also reduced, convenience is brought to people, the portable belt fan conforms to the development direction of energy conservation and emission reduction in the current society, and the energy is saved; through the backplate that sets up, part device and human body to under thermal-insulated cotton effect, effectively avoid the produced heat of device operation overheated, and bring unnecessary damage to the human body, improve the comfort of people in the use device in-process, and satisfy people's user demand, the practicality is stronger.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a schematic view of a portable belt fan;

FIG. 2 is an exploded view of a portion of the portable belt fan;

FIG. 3 is a top view of a portion of the structure at the attachment of the shield;

in the above figures, 1, a housing; 1a, a notch; 2. a belt member; 21. buckling; 22. a limiting frame; 23. a limiting hole; 3. a solar panel; 4. a guard plate; 41. heat insulation cotton; 42. self-locking card; 5. An end cap; 51. heat dissipation holes; 6. a protective shell; 61. a connecting shell; 62. placing a shell; 7. a motor; 8. A fan blade; 9. a circuit board; 10. a switch; 11. a battery pack; 12. a connecting plate.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

The embodiment, as shown in fig. 1, fig. 2 and fig. 3, a portable belt fan comprises a housing 1 designed in a hollow trapezoid table shape, wherein a blowing part provides a favorable installation space to ensure smooth development of cold air blowing work of the belt fan, belt parts 2 are arranged at two ends of the housing 1 and are used for being fixed on the body of a person to ensure smooth progress of the cold air blowing work, solar panels 3 are arranged on the outer surface of the housing 1, the two solar panels 3 are symmetrically arranged on two side slopes on the outer surface of the housing 1 and are used for absorbing solar energy and converting the solar energy into electric energy to be stored in a battery pack 11 so as to supply subsequent use of a fan assembly without being externally connected with a mains supply or a mobile power supply for charging, thereby providing convenience for use of people, effectively achieving the purpose of taking and cooling air, meeting the use requirements of people and meeting the development direction of energy conservation and emission reduction, the energy is saved, in order to cool the body of people and avoid heatstroke, the shell 1 is internally provided with the fan assembly which generates cool air and provides the cool air to the human body, so that the body of people achieves the purpose of heatstroke prevention and cooling, and is more suitable for outdoor occasions, the practicability is stronger, the upper end and the lower end of the shell 1 are both provided with the notches 1a, the circulation between the device and the outside air can be improved, so as to ensure the smooth operation of the cooling air blowing and taking, the shell 1 is also internally provided with the control component which provides convenient conditions for people to conveniently control the operation of the belt fan, in order to prevent the heat generated in the operation of the device from causing unnecessary damage to the human body, the rear end of the shell 1 is provided with the guard plate 4, the heat insulation cotton 41 is arranged in the guard plate 4, the guard plate 4 can separate the device from the human body, and under the action of the heat insulation cotton 41, the damage to people caused by overheating of the device is avoided, when guaranteeing that the device uses smoothly, can also avoid people to receive the injury, the security performance obtains promoting, and 1 front end of casing is provided with end cover 5, and effectively isolated impurity carries out in the casing 1, plays the guard action to each part in the casing 1, guarantees the result of use of device, needs further explication be: through the solar panel 3 and the battery pack 11, the solar panel 3 can absorb solar energy in a hot day and convert the solar energy into electric energy to be stored in the battery pack 11 for use of the fan assembly, along with the consumption of electric quantity, the solar panel 3 can continuously absorb the solar energy and convert the solar energy into the electric energy to be effectively stored, even under the condition of insufficient electric quantity, the power supply operation in the battery pack 11 can be conveniently completed, the external commercial power or a mobile power supply is not required to be charged, the labor intensity of people is reduced, convenience is brought to people, meanwhile, the development direction of energy conservation and emission reduction in the current society is met, and energy is saved; through the backplate 4 that sets up, part device and human body to under thermal-insulated cotton 41's effect, effectively avoid the device produced heat in the operation overheated, and bring unnecessary damage to the human body, improve people's comfort in the use device in-process, and satisfy people's user demand, the practicality is stronger.

In order to ensure that the fan assembly can continuously and stably generate and convey cool air, the fan assembly comprises a protective shell 6, a motor 7 and fan blades 8, an output shaft at the end part of the motor 7 is connected with the fan blades 8 and is sleeved in the protective shell 6, the motor 7 drives the fan blades 8 to rotate to form cool air, the cool air is led out from a notch 1a and is provided for the human body, the human body is cooled to avoid heatstroke, and the purpose of preventing heatstroke is achieved, the fan assembly is suitable for outdoor occasions and has stronger practicability, the protective shell 6 comprises a connecting shell 61 and a placing shell 62 which are arranged in the front and at the back and are connected by bolts, a control part comprises a circuit board 9 and switches 10, the two switches 10 are symmetrically arranged on one side of the notch 1a at the upper end of the shell 1 in the left and right directions, the two switches 10 are used for controlling the output of the air volume so as to meet different use requirements of people, a battery pack 11 is further arranged in the shell 1 and is used for storing electric energy converted by the solar panel 3, use with the air feed fan subassembly, the mode that the device need charge with the help of the commercial power when not having the electricity also can effectively be avoided simultaneously, for people facilitate, and accord with energy saving and emission reduction's development direction, louvre 51 has been seted up in the end cover 5, can guarantee on the one hand that device and external environment form the circulation of air, for its formation cool breeze condition of facilitating, on the other hand can spread the produced heat in the device, avoid its inside high temperature and influence the use of device, can prolong the life of device to a certain extent.

In order to realize the mutual connection between the waistbands and better fix the waistbands on a human body, the end part of the left side waistband part 2 is provided with a buckle 21, one side of the buckle 21 is provided with a U-shaped limiting frame 22, so as to prevent the waistband part 2 from being misplaced to bring discomfort to a wearing person and influence the experience feeling, a limiting hole 23 is arranged in the right side waistband part 2, when the waistband is worn, the right side waistband part 2 passes through the limiting frame 22, the buckle 21 is buckled into the limiting hole 23 according to the size of the waistline of the human body so as to realize the fixed joint and locking between the device and the waist of the wearing person and prevent the device from falling off, in order to realize the convenient installation and replacement of the protection plate 4, the outer surfaces at the two ends of the protection plate 4 are both provided with self-locking clamps 42, the connection stability is strong, the disassembly and replacement are easy, the time is saved, the maintenance process is improved, the outer surface at the rear end of the shell 1 is also provided with a mounting hole (not shown in the figure), two mounting holes and self-locking card 42 looks adaptation guarantee going on smoothly of backplate 4 joint, prevent that it from taking place to drop and influencing people's use.

In order to improve the stability when the device is placed, fan subassembly one end is provided with connecting plate 12, and be connected with 1 back wall of casing, facilitate the installation of protective cover, in order to improve the connection stability between each device part, in order to improve the rationality of device design, circuit board 9 sets up on the 1 back wall of casing in connecting plate 12 one side, be convenient for realize the control to the device operation, group battery 11 sets up the one side at 1 lower extreme notch 1a of casing, realize effective electric connection back with switch 10 and circuit board 9, can also reduce interlude between the circuit, improve the security performance of device, two switches 10 correspond one fender cold wind and two fender cold wind respectively from the left hand right hand side, satisfy the convenient regulation of people to different wind-force user demands, better provide convenience for people's heatstroke prevention cooling.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims (4)

1. The utility model provides a portable waistband fan, is including the casing that is the design of the trapezoidal platform form of cavity, its characterized in that, the casing both ends all be provided with belt unit spare, the casing surface be provided with solar panel, two solar panel symmetry set up on the both sides inclined plane of casing surface, the casing in be provided with fan assembly, the casing about all seted up the notch in both ends, the casing in still be provided with control unit, the casing rear end be provided with the backplate, the backplate in be provided with thermal-insulated cotton, the casing front end be provided with the end cover.

2. The portable waistband fan of claim 1, wherein the fan assembly comprises a protective housing, a motor and fan blades, an output shaft at the end of the motor is connected with the fan blades and sleeved in the protective housing, the protective housing comprises a connecting housing and a mounting housing which are arranged in the front and back direction and are connected by bolts, the control component comprises a circuit board and switches, the two switches are arranged on one side of a notch at the upper end of the housing in a bilateral symmetry manner, a battery pack is further arranged in the housing, and heat dissipation holes are formed in the end cover.

3. The portable belt fan as claimed in claim 1, wherein a buckle is disposed at an end of the left belt part, a U-shaped limiting frame is disposed at one side of the buckle, a limiting hole is disposed in the right belt part, a self-locking clip is disposed on outer surfaces of two ends of the guard plate, a mounting hole is disposed on an outer surface of a rear end of the housing, and the two mounting holes are matched with the self-locking clip.

4. The portable belt fan as claimed in claim 2, wherein the fan assembly has a connection plate at one end thereof and is connected to the rear wall of the housing, the circuit board is disposed on the rear wall of the housing at one side of the connection plate, the battery pack is disposed at one side of the notch at the lower end of the housing, and the two switches respectively correspond to a cold wind blocking space and a cold wind blocking space from left to right.

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