CN218605465U

CN218605465U - Blower with compressing and whole air flow and circuit board heat radiation efficiency

Info

Publication number: CN218605465U
Application number: CN202222486502.2U
Authority: CN
Inventors: 简伯勋
Original assignee: Yanagiya Co Ltd
Current assignee: Yanagiya Co Ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-03-14
Anticipated expiration: 2032-09-20

Abstract

A blower with compressed and whole airflow and circuit board heat dissipation efficiency is provided, an arc air duct is arranged in the upper section of the blower body, an air guide pipe is arranged between the arc air duct and the blower outlet, a heating device is arranged in the air guide pipe, the other end of the arc air duct is communicated with an internal air inlet channel forming a handle at the lower section of the blower body, an air inlet is arranged at the bottom section of the handle and communicated with the air inlet channel, an air filtering device is arranged at the periphery of the air inlet, the interior of the handle is fixed with a circuit board by a partition board to be separated on a through hole by a cavity, the circuit board can be separated to arrange the cavity and the air inlet channel, and a fan and a motor are arranged in the air inlet channel in the handle; the airflow is guided into the air filter and the air inlet channel which is arranged in the handle in a separated way, and then guided into the arc-shaped air guide channel, the irregular-shaped turbulent flow and the vortex flow are guided into ordered airflow, and the ordered airflow is compressed and accelerated to be discharged by the air outlet of the blower after being heated by the internal heating device.

Description

Blower with compressing and whole air flow and circuit board heat radiation efficiency

Technical Field

The utility model relates to a hair-dryer field, especially a hair-dryer with compression and whole air current and circuit board radiating efficiency.

Background

The use of hair dryers is an indispensable daily utensil in daily life in human society, and in the related art of hair dryers, based on the requirements of convenience and practicability, various structures are designed in the related manufacturing research and development industries, such as: CN209573664U, CN109674176A, CN106165960A, CN106165958A, CN105686302A, CN105473022A, CN105407756A, CN104687708A, CN104687707A, CN104510138A, CN104510137A, CN104337192A, CN104273920A, CN104273919A, the traditional hair drier uses the fan motor to suck the air flow into the body of the hair drier, and the air flow is discharged outside the body for the user after heating, and the air flow sucked by the relevant hair drier is sucked by the air inlet at the upper rear end of the hair drier, and is discharged outside the body after heating by the heating device.

Therefore, the related industry is continuously improved to have an innovative technical design for changing the air flow traveling path and the center of gravity of the hair dryer, namely, the air inlet is designed at the bottom of the grip of the hair dryer, and the components such as the fan motor and the like are arranged in the grip, so that the center of gravity of the hair dryer is reduced, the grip is light and economical, and in the design, the related control circuit board in the grip and the sucked air flow are mixed in the same space in the grip, so that the air flow in the transmission is easy to generate turbulent flow, and meanwhile, when the air flow is transmitted to the heating device, the defects of easy generation of turbulent flow and uneven heating and the like are caused by not performing air flow bundle arranging and distributing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses "have the main aim at of compression and whole hair-dryer of air current and circuit board radiating efficiency": the inner part of the handle of the hair drier is divided into an independent air inlet channel and a circuit board arrangement cavity by the partition board and the circuit board, so that the holding center of gravity of the hair drier is lowered in a palm, and the hair drier is held and used more lightly and more labor-saving.

Other objects of the present invention are also to include: 1. the inner part of the handle of the hair drier is separated into an independent air inlet channel and a circuit board placing cavity by a partition plate and a circuit board, and the design is to utilize a heat dissipation through hole arranged between the partition plate and the circuit board placing cavity to enable an electronic component capable of generating heat temperature to contact air flow of the air inlet channel, so that the circuit board is effectively cooled, the smooth advancing space of the air flow is not influenced, the generated heat energy is applied, and the heating power of the hair drier is reduced.

2. The air filtering device with the multiple air filtering functions is arranged at the bottom section of the handle of the hair drier, so that hair, hair scraps and air dust can be effectively prevented from entering the fan motor, and the service life and the efficiency of the fan motor can be effectively improved.

3. The upper section of the blower is internally provided with the arc-shaped air duct and the air guide pipe, so that the internal air flow is guided to be fully distributed and distributed by the guide pipe, and the air flow is heated more uniformly, more quickly and more reliably.

In order to achieve the above objective at least, the hair dryer with compressed and whole air flow and circuit board heat dissipation function of the present invention comprises: the machine body is formed by left and right involution of two machine shells, a male hook and a hook opening which are mutually involuted and clamped are arranged between the two involution machine shells, the upper section of the machine body is provided with an air outlet and an arc air duct arranged inside the upper section of the machine body, and an air guide pipe is arranged between the air outlet and the arc air duct; one end of the arc air duct is communicated with the air inlet end of the air guide pipe, and the other end of the arc air duct is communicated with an internal air inlet channel forming a grip at the lower section of the machine body; the air guide pipe is arranged between the air outlet and the arc-shaped air channel, and the heating device is arranged in the air guide pipe; the air filter device comprises an air filter cover which can be detachably arranged on the periphery of the air inlet at the bottom end of the handle, and more than one air filter layer with different air permeability densities is arranged on the inner edge of the cover body; the handle is internally provided with a circuit board placing cavity and an air inlet channel which are separated by a partition board, the air inlet channel inside the handle is internally provided with a fan and a motor, and the circuit board for controlling the fan, the motor and the heating device is arranged in the circuit board placing cavity.

Optionally, one side of the hook of the male hook disposed between the two pairs of casings is designed as an inclined plane cut into the front inner side.

Optionally, a circuit board placing cavity is partitioned inside the handle, and a through hole for heat dissipation of the circuit board is formed in the partition plate of the air inlet channel.

Optionally, the inside of handle is provided with the circuit board, and the circuit board is installed on the division board, and the circuit board mainly generates heat the original paper setting face and sets up the chamber towards the circuit board, circuit board control original paper.

Optionally, the arc-shaped air duct arranged in the upper section of the machine body is connected with the air outlet of the upper section of the machine body through an air guide pipe, one end of the air guide pipe is communicated with the air outlet, the other end of the air guide pipe is communicated with the arc-shaped air duct, and the air guide pipe is not communicated with other spaces in the machine body.

Optionally, the hollow plane shape of the air inlet end of the air guide pipe is non-circular, and the hollow plane shape of the air outlet end of the air guide pipe is circular.

Optionally, the cover body of the air filter cover is provided with densely distributed through ventilation holes.

Optionally, the inner edge of the gas-filtering hood body is provided with more than one gas-filtering layer with different gas-permeable densities, wherein at least one gas-filtering layer is made of a fibrous material, and the ventilation path of the gas-filtering layer made of the fibrous material is an irregular winding path.

Optionally, more than one air filtering layers with different air permeability densities are arranged on the inner edge of the air filtering cover body, wherein the ventilation path of at least one air filtering layer is an irregular winding path.

Optionally, more than one air filtering layer with different air permeability densities is arranged on the inner edge of the air filtering cover body, wherein at least one air filtering layer is a fibrous material layer, and the fibrous material is a PET material, a non-woven fabric material, an antistatic material or an activated carbon material.

The utility model discloses borrow fan and motor with the leading-in air filter that is equipped with the multichannel air filtering function of air current and handle inside the reason of separating the income wind passageway that sets up compress and guide to in the arc wind-guiding passageway, pass through heating device's heating again and by the air outlet compression and discharge with higher speed.

The utility model discloses can improve the whole bundle of the inside conveying air current of hair-dryer and dredge, reduce the air current confusion, reduce the relevant electronic component's of hair-dryer circuit board actuating the temperature and effectively reduce the foreign dust, hair, the dander that contain in the outer air and get into the built-in.

Drawings

FIG. 1: the embodiment of the utility model is a schematic overall assembly diagram;

FIG. 2: the embodiment of the utility model is assembled and then cut;

FIG. 3: the embodiment of the utility model is a schematic diagram of a right side casing of a machine body formed by involution;

FIG. 4: the embodiment of the utility model discloses a schematic diagram of a left side machine shell of a machine body formed by involution;

FIG. 5: the assembly schematic diagram of the air filtering device of the embodiment of the utility model;

FIG. 6: the section of the

air filtering layers

6A and 6B of the air filtering device of the embodiment of the utility model is enlarged schematically;

FIG. 7: the utility model discloses a male hook;

FIG. 8: is a left side view of fig. 7;

FIG. 9: is a top view of fig. 7;

FIG. 10: the hook mouth of the embodiment of the utility model;

FIG. 11: isbase:Sub>A cross-sectional view A-A of FIG. 10;

FIG. 12: the air guide pipe of the embodiment of the utility model has a three-dimensional schematic view;

FIG. 13: the utility model discloses the air guide pipe of the embodiment;

FIG. 14: is a left side view of fig. 13;

FIG. 15: is a right side view of fig. 13;

FIG. 16: is a top view of fig. 13;

FIG. 17: is a bottom view of fig. 13;

FIG. 18: is a cross-sectional view B-B of fig. 14.

The notation in the figure is:

1, a machine body; 1A of a machine shell; 1B a machine shell; 1C male hook; 1C1 bevel; 1D hooking the opening; 11 air outlet; 12 arc air duct; 13 an air guide pipe; 13a wind inlet end; 13b air outlet end; 14 a partition plate; 140 a through opening; 15 a circuit board housing cavity; 2, a circuit board; 3a heating device; 4, a handle; 40 air inlets; 41 air inlet channel; 5, a gas filtering cover; 50 air holes; 6A gas filtering layer; 6B, a gas filtering layer; a 7A fan; 7B motor.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1 to 4 of the drawings, a hair dryer with compressed and integrated airflow and heat dissipation function of a circuit board includes a body 1 formed by left and right involution of two

machine shells

1A, 1B, and fig. 3 to 4 and 7 to 11 show a male hook 1C and a hook opening 1D which are involuted and engaged with each other between two pairs of

machine shells

1A and 1B, wherein one side of a hook head of the male hook 1C is designed as an inclined plane 1C1 cut into the front inner side, so that the male hook 1C can be easily separated from the hook opening 1D of the hook when the two

machine shells

1A, 1B need to be disassembled for later maintenance, the male hook 1C is arranged by the inclined plane 1C1 of the hook head, so that the male hook 1C is not easily broken, an air outlet 11 is arranged at the upper section of the body 1 and is communicated with the interior of the body 1, an arc-shaped air duct 12 is arranged in the upper section of the handle 1, an air duct 13 is arranged between the arc-shaped air duct 12 and the air outlet 11, a heating device 3 controlled by the circuit board 2 is arranged in the interior of the air duct, one end of the arc-shaped body 12 is communicated with the air outlet 11, and the air duct 12 is communicated with the lower section of the air duct 4.

As shown in fig. 5, the lower section of the body 1 is a handle 4, the bottom section of the handle 4 is provided with an air inlet 40 communicated with an air inlet channel 41, an air filter device is arranged at the periphery of the air inlet 40, the air filter device comprises an air filter cover 5 detachably arranged at the periphery of the air inlet 40 at the bottom end of the handle 4, a cover body of the air filter cover 5 is provided with densely distributed through air holes 50, and the inner edge of the cover body is provided with more than one

air filter layers

6A and 6B with different air permeability densities, as shown in fig. 6, at least one air filter layer 6A is a fibrous material layer (PET material, non-woven fabric material, antistatic material, or activated carbon material, etc.), and the ventilation path of the fibrous air filter layer 6A is an irregular winding path, so as to effectively prevent hair from being sucked.

As shown in fig. 1 to 4, the interior of the handle 4 is separated into a cavity by fixing a circuit board (PCA) on the through hole with a partition plate 14, the cavity is partitioned to be provided with a circuit board accommodating chamber 15 and an air inlet channel 41, a fan 7A and a motor 7B are arranged in the air inlet channel 41 inside the handle 4, a control circuit board 2 for controlling the

fan motors

7A, 7B and the heating device 3 is arranged in the circuit board accommodating chamber 15, the partition plate 14 for partitioning the circuit board accommodating chamber 15 and the air inlet channel 41 inside the handle 4 is provided with a through hole 140 for dissipating heat of the circuit board 2, the circuit board 2 arranged inside the handle 4 is mounted on the partition plate 14, the main heating element mounting surface of the circuit board 2 faces the air inlet channel 41 through the through hole 140, and the circuit board 2 controls elements to face the circuit board accommodating chamber 15.

As shown in fig. 1 to 4 and 12 to 18, the air guide pipe 13 is a hollow pipe body with two communicated ports, the hollow plane shape of the air inlet end 13a of the air guide pipe 13 is non-circular, the hollow plane shape of the air outlet end 13b of the air guide pipe 13 is circular, the air guide pipe 13 is disposed between the arc-shaped air duct 12 disposed inside the upper section of the machine body 1 and the air outlet 11 of the upper section of the machine body 1, the air outlet end 13b of the air guide pipe 13 is communicated with the air outlet 11, the air inlet end 13a of the air guide pipe 13 is communicated with the arc-shaped air duct 12, and the air guide pipe 13 is not communicated with other spaces inside the machine body 1.

When the circuit board 2 receives a start signal, the circuit board 2 controls the

fan motors

7A, 7B and the heating device 3 to operate, the

fan motors

7A, 7B suck air outside the body 1 from the air inlet 40 at the bottom section of the handle 4, the sucked air flows firstly pass through the air filtering device (including the air filtering cover 5 and more than one

air filtering layers

6A, 6B with different air permeability densities) arranged at the periphery of the air inlet 40 to filter hairs, hair fragments and air dust and slag, and then enter the handle 4, and the air flows enter the air inlet channel 41 after being guided by the partition plate 14, because the sectional area of the air inlet 11 is larger than that of the air inlet channel 41, the air flows generate an air flow compression and bundle shaping effect when entering the partition plate 14 through the

fan motors

7A, 7B, so that the air flows are compressed and accelerated to smoothly guided into the arc-shaped air channel 12 at the upper section of the body 1 through the air inlet channel 41, and the air flows into the air outlet 12 at the arc-shaped air outlet channel 4 through the air guide pipe 13, and the air guide pipe 13 is divided into the air outlet channel 13.

Therefore, the present invention is certainly improved as follows: 1. the independent air inlet channel and the circuit board placing cavity are separated by the partition board in the handle of the hair dryer, the center of gravity of the held hair dryer in a palm is lowered, and the held hair dryer is lighter and more labor-saving to use. 2. The air blower handle has the advantages that the independent air inlet channel and the circuit board accommodating cavity are separated by the partition board and the circuit board, the heat dissipation penetrating port arranged between the partition board and the circuit board accommodating cavity is designed to be used for enabling the electronic component capable of generating heat temperature to contact with air flow of the air inlet channel, the generated heat energy is applied, heating power of the air blower is reduced, the circuit board is effectively cooled, and smooth moving space of the air inlet flow is not influenced. 3. The air filter device with the multiple air filtering functions arranged at the bottom section of the handle of the hair drier can be really provided, so that hairs, hair scraps and air dust and slag are effectively prevented from entering the fan motor, and the service life and the efficiency of the fan motor are effectively improved. 4. The arc-shaped air duct and the air guide pipe are arranged in the upper-section machine body of the hair drier, so that the internal air flow is guided and distributed fully, and the air flow is heated more uniformly, more quickly and more reliably.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A blower with compressed and full airflow and circuit board heat dissipation functions, comprising:

the machine body is formed by left and right involution of two machine shells, a male hook and a hook opening which are involutively buckled with each other are arranged between the two involutive machine shells, the upper section of the machine body is provided with an air outlet and an arc-shaped air channel arranged inside the upper section of the machine body, and an air guide pipe is arranged between the air outlet and the arc-shaped air channel; one end of the arc air duct is communicated with the air inlet end of the air guide pipe, and the other end of the arc air duct is communicated with an internal air inlet channel forming a grip at the lower section of the machine body;

the air guide pipe is arranged between the air outlet and the arc-shaped air channel, and the heating device is arranged in the air guide pipe;

the air filter device comprises an air filter cover which can be detachably arranged on the periphery of the air inlet at the bottom end of the handle, and more than one air filter layer with different air permeability densities is arranged on the inner edge of the cover body;

the handle is internally provided with a circuit board placing cavity and an air inlet channel which are separated by a partition board, the air inlet channel inside the handle is internally provided with a fan and a motor, and the circuit board for controlling the fan, the motor and the heating device is arranged in the circuit board placing cavity.

2. A hair dryer with compressed and airflow shaping and heat dissipation function of circuit board as claimed in claim 1, wherein one side of hook of male hook disposed between two pairs of casings is designed as an inclined plane cut into the front and inner sides.

3. The hair dryer with compressed and complete airflow and heat dissipation function of circuit board as claimed in claim 1, wherein the partition plate separating the circuit board housing cavity and the air inlet channel inside the handle is provided with a through hole for heat dissipation of the circuit board.

4. A blower having compressed and full airflow and heat dissipating capability as claimed in claim 1 wherein the handle has a circuit board disposed therein, the circuit board being mounted on the partition plate, the circuit board having primary heating elements disposed facing the air inlet channel, the circuit board having control elements disposed facing the circuit board housing cavity.

5. The hair dryer with the functions of compressing and rectifying air flow and dissipating heat of the circuit board as claimed in claim 1, wherein the arc-shaped air duct disposed inside the upper section of the hair dryer body is connected with the air outlet of the upper section of the hair dryer body through an air duct, one end of the air duct is communicated with the air outlet, the other end of the air duct is communicated with the arc-shaped air duct, and the air duct is not communicated with other space inside the hair dryer body.

6. The hair dryer of claim 1, wherein the air inlet end of the air duct has a non-circular shape and the air outlet end of the air duct has a circular shape.

7. The hair dryer of claim 1, wherein the housing of the air filter has a plurality of through holes.

8. The hair dryer of claim 1, wherein the inner edge of the air filter cover is provided with more than one air filter layers with different air permeability density, and the air passage of at least one air filter layer is an irregular winding path.

9. The blower of claim 1, wherein the inner edge of the cover body is provided with at least one air-filtering layer with different air-permeability density, wherein at least one air-filtering layer is a fibrous material layer, and the fibrous material is a PET material, a non-woven fabric material, an antistatic material, or an activated carbon material.