CN111602946B - Heating element and hair straightener - Google Patents
Heating element and hair straightener Download PDFInfo
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- CN111602946B CN111602946B CN202010586565.8A CN202010586565A CN111602946B CN 111602946 B CN111602946 B CN 111602946B CN 202010586565 A CN202010586565 A CN 202010586565A CN 111602946 B CN111602946 B CN 111602946B
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- heating
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- sheet
- fixing
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
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- 239000000853 adhesive Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D1/00—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor
- A45D1/02—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor with means for internal heating, e.g. by liquid fuel
- A45D1/04—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor with means for internal heating, e.g. by liquid fuel by electricity
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D2/00—Hair-curling or hair-waving appliances ; Appliances for hair dressing treatment not otherwise provided for
- A45D2/001—Hair straightening appliances
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D6/00—Details of, or accessories for, hair-curling or hair-waving devices
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D6/00—Details of, or accessories for, hair-curling or hair-waving devices
- A45D2006/005—Accessories therefor
Landscapes
- Hair Curling (AREA)
Abstract
The invention relates to a heating component and a hair straightener, wherein the heating component comprises: a housing provided with a mounting groove; an opening communicated with the mounting groove is formed in one side of the shell; the support blocks are arranged in the mounting groove and are distributed at intervals along the length direction of the shell; an elastic piece is arranged between the support block and the bottom of the mounting groove; the flexible fixing sheets are arranged on the plurality of support blocks; the flexible heating sheet is arranged on the flexible fixing sheet; the flexible heating sheet is arranged between the flexible fixing sheet and the flexible heating sheet. When the hair of heating plate local centre gripping is thicker, this position of heating plate takes place deformation, and flexible stationary blade and the position that flexible heating plate corresponds also take place deformation for the hair on other positions of heating plate also can be pressed from both sides tightly, heat, effectively reduces the number of times of back and forth straightening hair, and then avoids the repeated operation to lead to partial hair to be heated repeatedly and impaired, effectively guarantees the toughness and the glossiness of hair.
Description
Technical Field
The invention relates to the technical field of hair care equipment, in particular to a heating component and a hair straightener.
Background
Hair straightener, also called electric splint, has now entered the home as one of the necessary products for personal care. The working principle of the hair straightener is that the heating element of the hair straightener is heated by current and is transmitted to the heat transfer plate to heat and soften hair, so that the hair straightener achieves the effect of straightening hair. The heat transfer plate of the hair straightener directly contacts with hair, so that the structure and stability of the heat transfer plate directly determine the hair care effect and the hair care efficiency.
The heat transfer plates of the traditional hair straightener are hard plates, when the hair clamped by the heat transfer plates is thicker (the hair quantity is more), the thicker part of the hair can only be clamped for applying tension and heating, and other parts of the hair cannot be clamped and heated in place due to thinner hair (the hair quantity is less), so most people can clamp, pull and heat the same part of the hair for many times when using the hair straightener, and the hair can be straightened, so that the part of the hair is easily heated repeatedly, and the toughness and glossiness of the hair are reduced.
Disclosure of Invention
Based on this, it is necessary to provide a heating element and a hair straightener aiming at the problems of the prior art.
A heating assembly, comprising:
A housing provided with a mounting groove; an opening communicated with the mounting groove is formed in one side of the shell;
The plurality of support blocks are arranged in the mounting groove and are distributed at intervals along the length direction of the shell; an elastic piece is arranged between the supporting block and the bottom of the mounting groove, and is abutted with the supporting block and provides elastic force for pushing the supporting block away from the bottom of the mounting groove;
the flexible fixing sheets are arranged on the plurality of supporting blocks;
The flexible heating sheet is arranged on the flexible fixing sheet; the flexible heating sheet is at least partially exposed outside the opening;
The flexible heating piece is arranged between the flexible fixing piece and the flexible heating piece.
Above-mentioned heating element for on the hair straightener, through setting up the elastic component between supporting shoe and mounting groove bottom, make the supporting shoe can float from top to bottom, because flexible stationary blade, flexible stationary blade and flexible piece that generates heat are flexible piece, all can take place deformation, thereby when the thick hair of heating piece local centre gripping, this position of heating piece takes place deformation, flexible stationary blade and flexible piece that generates heat correspond the position also take place deformation, the supporting shoe at corresponding position floats towards the direction of mounting groove bottom, the elastic component compression at corresponding position, make the hair on other positions of heating piece also can be pressed from both sides tightly, heat, effectively reduce the number of times of back and forth straightening hair, and then avoid the repeated operation to lead to partial hair to be heated repeatedly and impaired, effectively guarantee toughness and the glossiness of hair.
In one embodiment, a plurality of guide posts are arranged at the bottom of the mounting groove, guide grooves are formed in the guide posts, and the elastic pieces are respectively accommodated in the guide grooves.
In one embodiment, the supporting block comprises a supporting body and supporting legs connected with the supporting body, the supporting body is connected with the flexible fixing piece, the supporting legs are respectively inserted into the guide grooves, and two ends of the elastic piece are respectively elastically abutted against the bottoms of the guide grooves and the supporting legs.
In one embodiment, a plurality of accommodating grooves are formed in one side, facing the flexible heating sheet, of the flexible fixing sheet, the flexible heating sheet comprises a strip-shaped portion and a plurality of tooth sheets arranged on the same side of the strip-shaped portion, and the tooth sheets are respectively located in the accommodating grooves and are attached to the flexible heating sheet.
In one embodiment, the fixing device further comprises two fixing assemblies, the two fixing assemblies are respectively arranged on two opposite sides of the flexible fixing piece, each fixing assembly comprises a plurality of fixing blocks, one ends of the fixing blocks are abutted to the inner wall of the mounting groove, and the other ends of the fixing blocks are inserted into the accommodating grooves and abutted to the flexible heating pieces.
In one embodiment, the heating device further comprises two flexible limiting strips, wherein the two flexible limiting strips are respectively arranged on two opposite sides of the flexible heating sheet.
In one embodiment, two ends of the flexible fixing piece are respectively provided with a bonding sheet, and the bonding sheets are erected on the two flexible limiting strips.
In one embodiment, the device further comprises two positioning blocks, the two positioning blocks are respectively arranged at two opposite ends of the bottom of the mounting groove, an elastic body is arranged between the positioning blocks and the bottom of the mounting groove, and two ends of the flexible fixing piece are respectively erected on the positioning blocks.
A hair straightener comprising a heating assembly as described above.
In one embodiment, the number of the heating components is two, the two heating components are oppositely arranged, and one ends of the two heating components are hinged.
Drawings
FIG. 1 is a schematic diagram of a hair straightener according to an embodiment of the present invention;
FIG. 2 is a schematic view of the heating assembly of the hair straightener shown in FIG. 1;
FIG. 3 is a schematic view of a portion of the heating assembly of the hair straightener shown in FIG. 1, with the cover shell and flexible heating sheet omitted;
FIG. 4 is a cross-sectional view of the heating assembly of the hair straightener shown in FIG. 2;
FIG. 5 is an exploded view of the heating assembly of the hair straightener shown in FIG. 4;
FIG. 6 is a schematic view of the structure of a fixed block in the heating assembly of the hair straightener shown in FIG. 5;
Fig. 7 is a schematic view of the structure of the flexible stop strip in the heating assembly of the hair straightener shown in fig. 5.
The heating assembly 200, the case 10, the mounting groove 11, the guide post 12, the guide groove 13, the connection post 14, the positioning groove 15, the bottom case 16, the cover 17, the opening 18, the support block 20, the support body 21, the leg 22, the elastic member 30, the positioning block 40, the positioning body 41, the pin 42, the elastic body 50, the flexible fixing piece 60, the bonding sheet 61, the accommodating groove 62, the groove 63, the through hole 64, the flexible heating sheet 70, the flexible heating sheet 80, the strip portion 81, the tooth 82, the fixing assembly 90, the fixing block 91, the clamping groove 92, the connection post 93, the body portion 94, the boss 95, the reinforcing portion 96, the flexible limiting strip 100, the clamping block 101, the connection groove 102, and the top block 103.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1 to 7, a hair straightener according to an embodiment of the present invention is used for clamping hair and straightening the hair.
Referring to fig. 1, the hair straightener includes at least one heating element 200, in this embodiment, the number of heating elements 200 is two, the two heating elements 200 are disposed opposite to each other, and one ends of the two heating elements 200 are hinged, so that the other ends of the two heating elements 200 can perform a movement away from and close to each other, so as to clamp and heat hair.
Referring to fig. 2 to 5, the heating assembly 200 includes a housing 10, a plurality of support blocks 20, a flexible fixing sheet 60, a flexible heating sheet 70 and a flexible heat generating sheet 80. The housing 10 is provided with a mounting groove 11, and one side of the housing 10 is provided with an opening 18 communicating with the mounting groove 11. The plurality of support blocks 20 are disposed in the mounting groove 11 and are spaced apart in the longitudinal direction of the housing 10. An elastic piece 30 is arranged between the supporting block 20 and the bottom of the mounting groove 11, and the elastic piece 30 is abutted with the supporting block 20 and provides elastic force for pushing the supporting block 20 away from the bottom of the mounting groove 11. The flexible fixing sheets 60 are disposed on the plurality of support blocks 20. The flexible heating sheet 70 is disposed on the flexible fixing sheet 60, and the flexible heating sheet 70 is at least partially exposed outside the opening 18 so that the flexible heating sheet 70 can be in contact with the hair. The flexible heating sheet 80 is disposed between the flexible fixing sheet 60 and the flexible heating sheet 70, and the flexible heating sheet 70 is transferred with heat by the flexible heating sheet 80, thereby achieving the purpose of heating the hair by the flexible heating sheet 70.
According to the heating assembly 200 of the hair straightener, the elastic piece 30 is arranged between the supporting block 20 and the bottom of the mounting groove 11, so that the supporting block 20 can float up and down, the flexible fixing piece 60 is arranged on the supporting block 20, the flexible heating piece 70 is arranged on the flexible fixing piece 60, and the flexible heating piece 80 is arranged between the flexible fixing piece 60 and the flexible heating piece 70, so that the flexible fixing piece 60, the flexible heating piece 70 and the flexible heating piece 80 can float up and down along with the supporting block 20, and the flexible fixing piece 60, the flexible fixing piece 60 and the flexible heating piece 80 can deform towards the direction close to or far away from the bottom of the mounting groove 11 due to the fact that the flexible fixing piece 60, the flexible fixing piece 60 and the flexible heating piece 80 are flexible pieces. Therefore, when the hair clamped by the heating plate 50 is thicker, the part of the heating plate 50 deforms, the parts corresponding to the flexible fixing plate 60 and the flexible heating plate 80 also deform, the supporting blocks 20 at the corresponding parts float towards the bottom of the mounting groove 11, and the elastic pieces 30 at the corresponding parts compress, so that the hair at other parts of the heating plate 50 can be clamped and heated, the times of back and forth straightening the hair are effectively reduced, and further, the damage to part of hair caused by repeated heating due to repeated operation is avoided, and the toughness and glossiness of the hair are effectively ensured.
In this embodiment, the housing 10 is bar-shaped, the mounting groove 11 is provided at one end of the housing 10, and the mounting groove 11 extends along the length direction of the housing 10, that is, the mounting groove 11 is a bar-shaped groove.
Referring to fig. 4 and 5, a plurality of guide posts 12 are disposed at the bottom of the mounting groove 11, the plurality of guide posts 12 are disposed at intervals along the length direction of the housing 10, specifically, the plurality of guide posts 12 are disposed at intervals along the length direction of the housing 10, and the plurality of guide posts 12 disposed at intervals along the length direction of the housing 10 form a column of guide post groups. The guide post 12 may be used to assemble the spring 30. In the present embodiment, the bottom of the mounting groove 11 has two rows of guide post groups arranged side by side at intervals in the width direction of the housing 10. The guide post 12 is provided with a guide groove 13, and the guide groove 13 can be used for accommodating the elastic piece 30.
The casing 10 includes a bottom case 16 and a cover 17 covering the bottom case 16, the bottom case 16 and the cover 17 are both bar-shaped, the bottom case 16 and the cover 17 are enclosed into a mounting groove 11, and an opening 18 is provided in the cover 17. The guide posts 12 are all disposed on the bottom within the bottom shell 16.
In this embodiment, the cover 17 is detachably covered on the bottom shell 16, for example, the peripheral side of the cover 17 is buckled with the peripheral side of the bottom shell 16, specifically, a clamping groove is formed on one of the bottom shell 16 and the cover 17, and a buckle matched with the clamping groove is arranged on the other of the bottom shell 16 and the cover 17 is detachably covered on the bottom shell 16, so that the maintenance and the replacement of components in the shell 10 are facilitated. Of course, in other embodiments, the cover 17 may also be fixedly covered on the bottom shell 16, for example, the cover 17 and the bottom shell 16 are connected by a screw, and the cover 17 is fixedly covered on the bottom shell 16, so as to facilitate the stability of the connection between the cover 17 and the bottom shell 16.
The plurality of support blocks 20 are spaced apart along the length direction of the housing 10. The number of the support blocks 20 is three or more. In the present embodiment, the number of the support blocks 20 is nine. The supporting block 20 comprises a supporting body 21 and supporting legs 22 connected with the supporting body 21, the supporting body 21 is connected with the flexible fixing piece 60, the supporting legs 22 are respectively inserted into the corresponding guide grooves 13, and the supporting legs 22 are inserted into the corresponding guide grooves 13 to prevent the supporting body 21 from shifting when floating up and down, so that the stability of the supporting body 21 when floating up and down is effectively ensured. In the present embodiment, the supporting block 20 includes two legs 22, and the two legs 22 are disposed at intervals along the width direction of the housing 10, and it is understood that the two legs 22 are respectively connected to two ends of the supporting body 21, so as to further improve the stability of the supporting body 21 floating up and down. In the present embodiment, the support block 20 is a rubber hard block. Of course, in other embodiments, the support block 20 may be made of other hard materials.
The elastic pieces 30 are respectively accommodated in the corresponding guide grooves 13, two ends of the elastic pieces 30 are respectively elastically abutted against the bottoms of the guide grooves 13 and the bottoms of the supporting legs 22, and the elastic pieces 30 are accommodated in the corresponding guide grooves 13, so that the elastic pieces 30 are prevented from shifting when stretching up and down, and the stability of the elastic pieces 30 during stretching up and down is effectively ensured. In the present embodiment, the elastic member 30 is a coil spring. When the elastic member 30 has a ring structure, the elastic member 30 may be fitted around the guide post 12, and both ends of the elastic member 30 may abut against the bottom of the mounting groove 11 and the bottom of the support body 21, respectively, so that the elastic member 30 is guided by the guide post 12, and the elastic member 30 may be effectively prevented from being displaced when it expands and contracts vertically.
Referring to fig. 3 and 5, in some embodiments, the heating assembly 200 further includes two positioning blocks 40, the two positioning blocks 40 are respectively disposed at opposite ends of the bottom of the mounting groove 11, two ends of the positioning block 40 are respectively abutted on inner walls of opposite sides of the mounting groove 11, and the two positioning blocks 40 are respectively used for supporting two ends of the flexible fixing piece 60. An elastic body 50 is arranged between the positioning block 40 and the bottom of the mounting groove 11, and the elastic body 50 is abutted with the positioning block 40 and provides elastic force for pushing the positioning block 40 away from the bottom of the mounting groove 11.
In some embodiments, the opposite ends of the bottom of the mounting groove 11 are further provided with connection posts 14, specifically, the connection posts 14 are disposed on the bottom in the bottom shell 16, and the connection posts 14 are located between two columns of guide post sets, and the connection posts 14 are provided with positioning grooves 15. The locating block 40 is arranged corresponding to the connecting column 14 respectively, the locating block 40 comprises a locating body 41 and a pin 42 connected with the locating body 41, the locating body 41 is connected with the flexible fixing piece 60, the pin 42 is inserted into the locating groove 15 corresponding to the connecting column 14 respectively, the locating body 41 is effectively prevented from shifting when floating up and down, and the stability of the supporting body 21 when floating up and down is effectively ensured. The elastic bodies 50 are respectively accommodated in the positioning grooves 15, and two ends of the elastic bodies 50 are respectively elastically abutted against the bottoms of the positioning grooves 15 and the bottoms of the pins 42, and the elastic bodies 50 are accommodated in the corresponding positioning grooves 15, so that the elastic bodies 50 are prevented from shifting when stretching up and down, and the stability of the elastic bodies 50 during stretching up and down is effectively ensured. Further, the elastic body 50 is a coil spring. When the elastic body 50 has a ring-shaped structure, the elastic body 50 may be fitted around the connecting post 14, and both ends of the elastic body 50 may abut against the bottom of the mounting groove 11 and the bottom of the positioning body 41, respectively, so that the elastic body 50 is guided by the connecting post 14, and the elastic body 50 may be effectively prevented from being displaced when it expands and contracts vertically.
Referring to fig. 3 to 5, the flexible fixing piece 60 is disposed corresponding to the opening 18, the flexible fixing piece 60 is disposed on the supporting bodies 21 of the plurality of supporting blocks 20, two ends of the flexible fixing piece 60 are respectively mounted on the positioning blocks 40, and specifically, two ends of the flexible fixing piece 60 are respectively mounted on the positioning bodies 41 of the positioning blocks 40. Further, both ends of the flexible fixing sheet 60 are respectively provided with a bonding sheet 61, and in this embodiment, the bonding sheet 61 is integrally formed with the flexible fixing sheet 60.
The flexible fixing piece 60 is provided with a plurality of accommodating grooves 62 on one side facing the flexible heating piece 70, the accommodating grooves 62 are arranged at intervals along the length direction of the flexible fixing piece 60, and the parts of the flexible fixing piece 60 provided with the accommodating grooves 62 are respectively contacted with the supporting body 21 of the supporting block 20. The side of the flexible fixing piece 60 facing away from the flexible heating piece 70 is provided with a plurality of grooves 63, and the plurality of grooves 63 are arranged at intervals along the length direction of the flexible fixing piece 60. Specifically, the plurality of grooves 63 and the plurality of receiving grooves 62 are staggered in the length direction of the flexible fixing sheet 60 to ensure the uniform overall thickness of the flexible fixing sheet 60. Further, the position of the flexible fixing piece 60 corresponding to the groove 63 is provided with a through hole 64, the through hole 64 is a strip-shaped hole, and the strip-shaped hole extends along the width direction of the flexible fixing piece 60, so that the weight of the flexible fixing piece 60 is effectively reduced, and the material is saved.
The flexible heating sheet 70 is fixedly connected with the flexible fixing sheet 60 such that the flexible heating sheet 70 is formed integrally with the flexible fixing sheet 60. In this embodiment, the flexible heating sheet 70 is welded to the flexible fixing sheet 60. The flexible stator 60 and the flexible heater plate 70 may be metal or alloy, such as copper, aluminum, titanium, or steel.
In the present embodiment, the flexible heat generating sheet 80 is a heat generating film, and the flexible heat generating sheet 80 is a comb-shaped sheet. Referring to fig. 3 and 5, specifically, the flexible heat generating sheet 80 includes a strip portion 81 and a plurality of teeth 82 disposed on the same side of the strip portion 81, the strip portion 81 extends along the length direction of the housing 10, the strip portion 81 is located at the outer side of the flexible fixing sheet 60, one end of the teeth 82 is connected to the strip portion 81, the teeth 82 are disposed at intervals along the length direction of the strip portion 81, and the teeth 82 are respectively located in the accommodating groove 62 and attached to the flexible heating sheet 70. Further, the number of the flexible heating sheets 80 is two, and the two flexible heating sheets 80 are symmetrically overlapped, so that the heating efficiency is effectively improved.
In the assembly, the flexible heating sheet 70 and the flexible fixing sheet 60 are welded, and then the flexible heating sheet 80 is inserted between the flexible heating sheet 70 and the flexible fixing sheet 60 from the side of the flexible fixing sheet 60, that is, the tooth 82 is inserted into the accommodating groove 62 from the side of the flexible fixing sheet 60, and the bar 81 is located outside the flexible fixing sheet 60.
Referring to fig. 3 to 5, further, the heating assembly 200 further includes two fixing assemblies 90, the two fixing assemblies 90 are respectively disposed on two opposite sides of the flexible fixing piece 60, the fixing assemblies 90 include a plurality of fixing blocks 91, the plurality of fixing blocks 91 are disposed along a length direction of the housing 10 at intervals, the fixing blocks 91 are hard adhesives that cannot deform, one end of each fixing block 91 is abutted on an inner wall of the mounting groove 11, and the other end of each fixing block 91 is inserted into the corresponding accommodating groove 62, so that the flexible fixing piece 60 is movably connected with the housing 10 and the flexible fixing piece 60 is prevented from being separated from the housing 10. The end of the fixing block 91 inserted into the accommodating groove 62 is also abutted against the flexible heating sheet 80, so that the flexible heating sheet 80 is tightly attached to the flexible heating sheet 70, and the stability of heat transfer of the flexible heating sheet 80 to the flexible heating sheet 70 is ensured. Further, the portion of the fixing block 91 abuts on the side of the flexible fixing piece 60. It can be appreciated that the flexible fixing piece 60 is disposed between the fixing piece 91 and the supporting piece 20, the flexible fixing piece 60 is clamped by the fixing piece 91 and the supporting piece 20, and a part of the fixing piece 91 is abutted against a side edge of the flexible fixing piece 60, so that the flexible fixing piece 60 can only vertically deform and cannot laterally deform, and the flexible heating piece 70 can only vertically deform and cannot laterally deform due to the fixed connection of the flexible heating piece 70 and the flexible fixing piece 60. When the flexible fixing piece 60, the flexible heating piece 70, and the flexible heating piece 80 are deformed, the fixing block 91 of the corresponding portion may float up and down, that is, the fixing block 91 may float in a direction approaching or separating from the bottom of the mounting groove 11.
Referring to fig. 4 and 6, in some embodiments, a clamping groove 92 is formed on a side of the fixing block 91 facing the flexible heating sheet 70, and a connecting post 93 is formed at a bottom of the clamping groove 92.
Specifically, the fixing block 91 includes a body portion 94, a protruding portion 95 and a reinforcing portion 96, the body portion 94 is disposed in an inverted L shape, the body portion 94 is disposed towards one end of the flexible fixing piece 60 and abuts against a side edge of the flexible fixing piece 60, the clamping groove 92 is disposed on the body portion 94, and the connecting post 93 is disposed on a bottom of the body portion 94 corresponding to the clamping groove 92. The protruding portion 95 and the reinforcing portion 96 are provided at opposite ends of the body portion 94, respectively, the protruding portion 95 abuts against the inner wall of the cover 17 to prevent the fixing block 91 from being separated from the housing 10, and the reinforcing portion 96 is inserted into the accommodating groove 62 and abuts against the tooth 82.
Referring to fig. 2 to 5, in some embodiments, two flexible limiting strips 100 are further included, the flexible limiting strips 100 extend along the length direction of the housing 10, and at least part of the flexible limiting strips 100 is exposed out of the opening 18. The two flexible limiting strips 100 are respectively arranged on two opposite sides of the flexible heating plate 70, and provide flexible support for the flexible heating plate 70. It should be noted that, the flexible limiting strip 100 is made of flexible materials such as silica gel or rubber, and when the flexible heating sheet 70 deforms, the flexible limiting strip 100 synchronously deforms along with the flexible heating sheet 70.
Specifically, the flexible limiting strips 100 are disposed on the fixing assemblies 90, respectively, and the flexible limiting strips 100 extend out of the openings 18. Referring to fig. 7, a plurality of clamping blocks 101 are disposed on the flexible limiting strip 100, the clamping blocks 101 are disposed on a side of the flexible limiting strip 100 facing the fixing component 90, and the plurality of clamping blocks 101 are disposed along a length direction of the flexible limiting strip 101 at intervals, and the clamping blocks 101 are respectively clamped in the clamping grooves 92. Further, the clamping block 101 is provided with a connecting groove 102 which is sleeved with the connecting column 93 in an excessively tight fit manner, so that the stability of connection between the flexible limiting strip 100 and the fixed block 91 is ensured.
The flexible limiting strip 100 is further provided with a plurality of top blocks 103, the top blocks 103 are arranged on one side, facing the flexible fixing piece 60, of the flexible limiting strip 100, the top blocks 103 are arranged at intervals along the length direction of the flexible limiting strip 100, the top blocks 103 are respectively arranged corresponding to the accommodating grooves 62 and are abutted to one end of the reinforcing portion 96, and therefore the stability of the reinforcing portion 96 inserted into the accommodating grooves 62 is effectively improved. The bonding sheets 61 at two ends of the flexible fixing sheet 60 are erected on two flexible limiting strips 100, as shown in fig. 3, the elastic pieces 30 are arranged between the supporting blocks 20 and the bottoms of the mounting grooves 11, so that the supporting blocks 20 can float up and down, the flexible fixing sheets 60 are arranged on the supporting blocks 20, the flexible heating sheets 70 are arranged on the flexible fixing sheets 60, and the flexible heating sheets 80 are arranged between the flexible fixing sheets 60 and the flexible heating sheets 70, so that the flexible fixing sheets 60, the flexible heating sheets 70 and the flexible heating sheets 80 can float up and down along with the supporting blocks 20, and as the flexible fixing sheets 60, the flexible fixing sheets 60 and the flexible heating sheets 80 are all flexible sheets, the parts of the heating sheets 50 are deformed along the length direction of the shell 10, when the hair clamped by the heating sheets 50 is thicker, the parts corresponding to the flexible fixing sheets 60, the flexible heating sheets 80 and the supporting blocks 20 float towards the bottoms of the mounting grooves 11, the elastic pieces 30 at the corresponding parts are compressed, so that the hair on the other parts can be clamped, the repeated hair can be effectively heated, the repeated hair can be prevented from being repeatedly heated, and the repeated hair can be heated, and the hair can be effectively and repeatedly heated, and the hair is prevented from being damaged.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (8)
1. A heating assembly, comprising:
A housing provided with a mounting groove; an opening communicated with the mounting groove is formed in one side of the shell;
The plurality of support blocks are arranged in the mounting groove and are distributed at intervals along the length direction of the shell; an elastic piece is arranged between the supporting block and the bottom of the mounting groove, and is abutted with the supporting block and provides elastic force for pushing the supporting block away from the bottom of the mounting groove;
the flexible fixing sheets are arranged on the plurality of supporting blocks;
The flexible heating sheet is arranged on the flexible fixing sheet; the flexible heating sheet is at least partially exposed outside the opening;
The flexible heating sheet is arranged between the flexible fixing sheet and the flexible heating sheet;
The bottom of the mounting groove is provided with a plurality of guide posts, the guide posts are provided with guide grooves, and the elastic pieces are respectively accommodated in the guide grooves;
the support block comprises a support body and support legs connected with the support body, the support body is connected with the flexible fixing sheets, the support legs are respectively inserted into the guide grooves, and two ends of the elastic piece are respectively elastically abutted to the bottoms of the guide grooves and the support legs.
2. The heating assembly according to claim 1, wherein a plurality of accommodating grooves are formed in one side of the flexible fixing piece, which faces the flexible heating piece, and the flexible heating piece comprises a strip-shaped portion and a plurality of tooth plates arranged on the same side of the strip-shaped portion, and the tooth plates are respectively located in the accommodating grooves and are attached to the flexible heating piece.
3. The heating assembly according to claim 2, further comprising two fixing assemblies, wherein the two fixing assemblies are respectively arranged on two opposite sides of the flexible fixing sheet, the fixing assemblies comprise a plurality of fixing blocks, one ends of the fixing blocks are abutted against the inner wall of the mounting groove, and the other ends of the fixing blocks are inserted into the accommodating groove and abutted against the flexible heating sheet.
4. The heating assembly of claim 1, further comprising two flexible stop bars, the two flexible stop bars being disposed on opposite sides of the flexible heating sheet.
5. The heating assembly of claim 4, wherein the flexible fixing sheets have respective tabs at both ends thereof, the tabs being bridged over two of the flexible stopper bars.
6. The heating assembly of claim 1, further comprising two positioning blocks, wherein the two positioning blocks are respectively arranged at two opposite ends of the bottom of the mounting groove, an elastomer is arranged between the positioning blocks and the bottom of the mounting groove, and two ends of the flexible fixing sheet are respectively erected on the positioning blocks.
7. A hair straightener comprising a heating assembly as claimed in any one of claims 1 to 6.
8. The hair straightener of claim 7, characterized in that the number of heating elements is two, the two heating elements are arranged opposite to each other, and one ends of the two heating elements are hinged.
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| CN202010586565.8A CN111602946B (en) | 2020-06-24 | 2020-06-24 | Heating element and hair straightener |
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| CN202010586565.8A CN111602946B (en) | 2020-06-24 | 2020-06-24 | Heating element and hair straightener |
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| CN111602946B true CN111602946B (en) | 2024-06-28 |
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| WO2024153096A1 (en) * | 2023-01-16 | 2024-07-25 | Dong Guan Kong Electric Electrical Appliances Co., Ltd. | Hair styling device |
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| CN212394147U (en) * | 2020-06-24 | 2021-01-26 | 东莞市金锋科技有限公司 | Heating assembly and hair straightener |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2498516A (en) * | 2012-01-10 | 2013-07-24 | Jemella Ltd | Hair styling apparatus comprising a curved cooling section |
| CN204541148U (en) * | 2015-02-11 | 2015-08-12 | 深圳纳斯威电子有限公司 | A kind of novel hair unkinking device |
| CN106108337A (en) * | 2016-08-15 | 2016-11-16 | 永生电器（深圳）有限公司 | A kind of straight hair curler |
| CN206295033U (en) * | 2016-12-08 | 2017-07-04 | 广东摩尔达电器科技有限公司 | Flexibility hair care heater of hair straightener |
| CN206295036U (en) * | 2016-12-08 | 2017-07-04 | 广东摩尔达电器科技有限公司 | Heater of hair straightener with cradle |
| CN209807378U (en) * | 2019-01-18 | 2019-12-20 | 东莞市鑫恩贝丝五金科技有限公司 | Anti-skid hair straightener |
| CN109998256B (en) * | 2019-05-13 | 2024-04-30 | 广东恩贝斯电器科技有限公司 | Hair straightener and work flow thereof |
| GB2590396B (en) * | 2019-12-16 | 2023-02-01 | Dyson Technology Ltd | Hair styling appliance and heating unit |
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| CN212394147U (en) * | 2020-06-24 | 2021-01-26 | 东莞市金锋科技有限公司 | Heating assembly and hair straightener |
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