CN112120383A

CN112120383A - Novel heating mechanism of hair drier and heating method thereof

Info

Publication number: CN112120383A
Application number: CN202011139890.6A
Authority: CN
Inventors: 刘汉峰; 豆宜明; 薛海东; 浦清
Original assignee: Yiren Automation Technology Ningbo Co ltd
Current assignee: Yiren Automation Technology Ningbo Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2020-12-25

Abstract

The invention discloses a novel heating mechanism of a hair drier and a using method thereof, and the novel heating mechanism comprises a supporting part, a heating part and a protective cover, wherein the supporting part is arranged as an annular hollow bracket, the periphery of the outer side of the annular hollow bracket is provided with a clamping part, the heating part comprises fixing pieces, the periphery of the fixing pieces is fixed on the clamping part, heating wires are wound on the periphery of the fixing pieces, the protective cover is sleeved on the outer peripheries of the supporting part and the heating part, an air inlet is arranged on the protective cover and communicated with an air inlet channel of the hair drier, the annular hollow bracket is arranged in a hollow way, and. According to the invention, the heating mechanism is improved, so that the air flow rotates in the cylindrical cavity, and the air flow is ejected from the middle annular slit under the action of kinetic energy of the air flow, so that the uniform wind exposure of the heating wire can be ensured in the process of internal rotation of the air flow, the heat dissipation efficiency of each part is consistent, and the service life of the heating wire is prolonged.

Description

Novel heating mechanism of hair drier and heating method thereof

Technical Field

The invention belongs to the technical field of hair dryers, and particularly relates to a novel heating mechanism of a hair dryer and a heating method thereof.

Background

The blower is composed of a group of electric heating wires and a high-speed small fan. When the fan is electrified, the heating wire can generate heat, and the air blown out by the fan passes through the heating wire and is changed into hot air. If only the small fan rotates and the heating wire is not hot, only wind but not heat is blown out.

The existing heating mechanism of the hair drier is cylindrical, one end of the heating mechanism is used for air inlet, and the other end of the heating mechanism is used for air outlet. The biggest defect of the structure is that the central axis direction of the airflow is not coincident with the central axis direction of the heating mechanism, so that the interior is easily subjected to uneven wind, and the local temperature of the internal heating wire is overhigh. Once the internal local temperature is too high: the local heating wires are red and easy to burn off, and the service life of the product is obviously shortened; and local excessive temperature easily causes damage to the housing and also aggravates internal device aging.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a novel heating mechanism of a hair dryer and a heating method thereof, wherein the heating mechanism is improved, so that airflow rotates in a cylindrical cavity, and the airflow is sprayed out from a middle annular slit under the action of the kinetic energy of the airflow, so that the uniform wind exposure of a heating wire can be ensured in the internal rotation process of the airflow, the heat dissipation efficiency of each part is consistent, and the service life of the heating wire is prolonged.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a novel hair-dryer heating mechanism, includes supporting part, heating portion and safety cover, the supporting part sets up to annular cavity support, annular cavity support outside circumference sets up joint portion, heating portion includes the stationary blade, and is a plurality of the stationary blade circumference is fixed in joint portion, circumference winding heater strip on the stationary blade, the safety cover is located the supporting part with the heating portion outer circumference, set up into the wind gap on the safety cover, be linked together with the income wind passageway of hair-dryer, annular cavity support is the fretwork setting, annular cavity support's intra-annular space is linked together with the air outlet of hair-dryer.

Preferably, the fixing piece is a mica sheet.

Preferably, the stationary blade is the slice, the stationary blade lower extreme includes two stiff ends, with joint portion connects fixedly, two set up U type groove or large tracts of land fretwork between the stiff end, the stationary blade upper end sets up the sawtooth structure for the winding the heater strip.

Preferably, the annular hollow support is a mica support and comprises a first support ring and a second support ring which are positioned at two ends, a connecting column is arranged between the first support ring and the second support ring, and large-area hollow parts are arranged between the connecting columns.

Preferably, the outer circumference sets up joint portion in pairs on first support ring and the second support ring, joint portion includes first arch and second arch, form the joint between first arch and the second arch the draw-in groove of stationary blade.

Preferably, the connecting columns are four, the width of two connecting columns is large, and fixing holes are formed in the supporting columns and used for fixing the temperature protection switch and the fuse.

Preferably, eight clamping parts are respectively arranged at two ends of the outer side of the annular hollow support, and the circumferences of the clamping parts are uniformly distributed.

Preferably, the protective cover is a mica protective cover, one side of the mica protective cover is provided with a U-shaped opening, and the U-shaped opening is an air inlet.

A novel heating mechanism of a hair dryer and a heating method thereof comprise the following steps: the sucked air of the air inlet channel of the hair drier enters through an air inlet on the protective cover, is uniformly heated by the heating wires arranged on the circumference under the flow guide effect of the protective cover and the hair drier shell, is released to the inner ring of the annular hollow bracket through the large-area hollow of the fixed piece and the annular hollow bracket, and is guided by the hair drier shell arranged in the inner ring space of the annular hollow bracket to blow out hot air through an air outlet of the hair drier.

Compared with the prior art, the invention can achieve the following beneficial effects:

1. the heating mechanism is improved, so that the air flow rotates in the cylindrical cavity, and the air flow is ejected from the middle annular slit under the action of the kinetic energy of the air flow, so that the heating wire can be uniformly ventilated in the internal rotation process of the air flow, the heat dissipation efficiency of each part is consistent, and the service life of the heating wire is prolonged;

2. the heating wire is uniformly ventilated, heat on the heating wire can be taken away by air flow with maximum efficiency, heating with high efficiency can be realized, energy consumption can be effectively reduced, and practicability of the hair dryer during use is improved.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic structural view of the protective cover 3 of the present invention;

FIG. 4 is a schematic structural diagram of the supporting portion 1 and the heating portion 2 according to the present invention;

FIG. 5 is a schematic view showing the structure of the fixing sheet 5 of the present invention;

fig. 6 is a schematic structural diagram of another embodiment of the present invention.

Wherein: 1. a support portion; 1a, a first support ring; 1b, a second support ring; 2. a heating section; 3. a protective cover; 4. an air inlet; 5. a fixing sheet; 51. fixed end, 52, U-shaped groove; 53. a saw-toothed structure; 6. a clamping part; 61. a first protrusion; 62. a second protrusion; 7. a card slot; 8. connecting columns; 9. a limiting groove; 10. a fixing hole; 11. a spring; 12. a spring cavity; 13. a chute; 14. a slide bar; 15. and a limiting block.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, a novel heating mechanism for a hair dryer comprises a supporting portion 1, a heating portion 2 and a protective cover 3, wherein the protective cover 3 is a mica protective cover, a U-shaped opening is arranged on one side of the mica protective cover, and the U-shaped opening is an air inlet 4. The heating portion 2 includes a fixing piece 5. Supporting part 1 sets up to annular hollow support, and annular hollow support outside circumference sets up joint portion 6. The annular hollow support is a mica support and comprises a first support ring 1a and a second support ring 1b which are positioned at two ends, a connecting column 8 is arranged between the first support ring 1a and the second support ring 1b, and large-area hollowing is formed between the connecting columns 8. The connecting columns 8 are four, the width of two connecting columns 8 is large, and fixing holes 10 are formed in the supporting columns and used for fixing the temperature protection switch and the fuse. The outer circumference sets up eight pairs of joint portion 6 in pairs on first support ring 1a and the second support ring 1b, and the circumference is evenly arranged, and joint portion 6 includes first arch 61 and second arch 62, forms the draw-in groove 9 of joint stationary blade 5 between first arch 61 and the second arch 62.

Stationary blade 5 is the mica sheet, and stationary blade 5 lower extreme includes two stiff ends 51, is connected fixedly with joint portion 6, and two stiff ends 51 are the echelonment that the protrusion came, sets up U type groove 52 between two stiff ends 51, and stationary blade 5 upper end sets up sawtooth structure 53 for the winding heater strip. The provision of the zigzag structure 53 facilitates the winding of the heater wire, thereby improving the stability of the heater wire. Supporting part 1 and heating portion 2 outer circumference are located to the safety cover 3 cover, set up into wind gap 4 on the safety cover 3, are linked together with the income wind channel of hair-dryer, and annular hollow support is the fretwork setting, and the intra-annular space of annular hollow support is linked together with the air outlet of hair-dryer.

Under the action of the heating mechanism, the heating wire generates heat, the heat is blown by the blower driving mechanism to form hot air, when the driving mechanism rotates, external air enters the inside of the annular hollow support through the air inlet 4 of the shell and the air inlet 4 of the protective cover 3, the air rotates in the annular cavity of the annular hollow support and is sprayed out from the middle annular spray opening under the action of air pressure, in the running process of the air flow, the air flow is uniformly distributed in the annular cavity, the parts of the heating wire 7 can be ensured to be uniformly blown by the air, the annular hollow support and the protective cover 3 are insulating and heat-insulating layers between the heating wire and the blower shell, the effect of protecting the blower shell from being scalded by high temperature is achieved, and the U-shaped groove 52 is formed in the middle of the fixing sheet 5, so that the air flow can rotate along the annular cavity, and the U-shaped groove 52 can, reduce the wind pressure loss, can ensure through above setting that the heater strip evenly receives wind, each part radiating efficiency is unanimous, has improved the life of heater strip then to and when the heating wire receives wind evenly, the heat on the heater strip can be taken away by the air current by the maximum efficiency, can realize high efficiency's heating, can effectively reduce the energy consumption, then improved the practicality when the hair-dryer uses.

The heating method of the embodiment is as follows: the sucked air of the air inlet channel of the hair drier enters through an air inlet on the protective cover, is uniformly heated by the heating wires arranged on the circumference under the flow guide effect of the protective cover and the hair drier shell, is released to the inner ring of the annular hollow bracket through the large-area hollow of the fixed piece and the annular hollow bracket, and is guided by the hair drier shell arranged in the inner ring space of the annular hollow bracket to blow out hot air through an air outlet of the hair drier.

As shown in fig. 6, in other embodiments, spring cavities 12 have been all seted up to the inside both sides of draw-in groove 7, and the inside of spring cavity 12 is provided with spring 11, and spout 13 has been seted up at the top of draw-in groove 7, and the inside sliding connection of spout 13 has slide bar 14, and the one end fixedly connected with stopper 15 of slide bar 14, and the inside block of draw-in groove 7 is connected with stationary blade 5, and spacing groove 9 has all been seted up to the both sides of stationary blade 5.

In other embodiments, one end of the spring 11 is fixedly connected with one side of the interior of the spring cavity 12, and the other end of the spring 11 is fixedly connected with one side of the sliding rod 14; through the elastic deformation of the spring 16, the limiting block 15 is pushed, so that the limiting block 15 is clamped with the limiting groove 9 more firmly.

In other embodiments, the limiting groove 9 is connected with the limiting block 15 in a clamping manner, and the top end of the limiting block 15 is rectangular; the limiting groove 9 and the limiting block 15 are clamped more stably through clamping.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel hair-dryer heating mechanism which characterized in that: including supporting part, heating portion and safety cover, the supporting part sets up to annular cavity support, annular cavity support outside circumference sets up joint portion, heating portion includes the stationary blade, and is a plurality of the stationary blade circumference is fixed in joint portion, circumference winding heater strip on the stationary blade, the safety cover is located the supporting part with the heating portion outer circumference, set up into the wind gap on the safety cover, be linked together with the income wind passageway of hair-dryer, annular cavity support is the fretwork setting, the intra-annular space of annular cavity support is linked together with the air outlet of hair-dryer.

2. A novel blower heating mechanism as claimed in claim 1, wherein: the fixing piece is a mica sheet.

3. A novel blower heating mechanism as claimed in claim 1, wherein: the stationary blade is the slice, the stationary blade lower extreme includes two stiff ends, with joint portion connects fixedly, two set up U type groove or large tracts of land fretwork between the stiff end, the stationary blade upper end sets up the sawtooth structure for the winding the heater strip.

4. A novel blower heating mechanism as claimed in claim 1, wherein: the annular hollow support is a mica support and comprises a first support ring and a second support ring which are positioned at two ends, a connecting column is arranged between the first support ring and the second support ring, and large-area hollow parts are arranged between the connecting columns.

5. A novel blower heating mechanism as claimed in claim 4, wherein: the outer circumference sets up joint portion in pairs on first support ring and the second support ring, joint portion includes first arch and second arch, form the joint between first arch and the second arch the draw-in groove of stationary blade.

6. A novel blower heating mechanism as claimed in claim 4, wherein: the connecting columns are four in number, the width of the connecting columns is large, and fixing holes are formed in the supporting columns and used for fixing the temperature protection switch and the fuse.

7. A novel blower heating mechanism as claimed in claim 1, wherein: eight clamping parts are respectively arranged at two ends of the outer side of the annular hollow support, and the circumference of the annular hollow support is uniformly distributed.

8. A novel blower heating mechanism as claimed in claim 1, wherein: the safety cover is the mica safety cover, mica safety cover one side sets up U type opening, U type opening is into the wind gap.

9. A novel heating mechanism of a hair drier and a heating method thereof are characterized in that: the method comprises the following steps: the sucked air of the air inlet channel of the hair drier enters through an air inlet on the protective cover, is uniformly heated by the heating wires arranged on the circumference under the flow guide effect of the protective cover and the hair drier shell, is released to the inner ring of the annular hollow bracket through the large-area hollow of the fixed piece and the annular hollow bracket, and is guided by the hair drier shell arranged in the inner ring space of the annular hollow bracket to blow out hot air through an air outlet of the hair drier.