Heating assembly and blower

Abstract

The utility model discloses a heating assembly and a hair drier, the heating assembly is located between a hair drier support and a tuyere and can heat air of the hair drier support and then flow to the tuyere, and the heating assembly comprises a flow guide shell; one end of the first mounting cylinder is connected with the flow guide shell and forms an air inlet end connected with the blower bracket; the second mounting cylinder is arranged on the inner side of the first mounting cylinder, and an air duct is formed among the second mounting cylinder, the flow guide shell and the first mounting cylinder; the multiple fixing pieces are arranged in the air duct, and one end of each fixing piece is connected to the second mounting cylinder; and the heating wire is wound on the outer sides of the plurality of fixing sheets. The first installation cylinder and the second installation cylinder are connected through the flow guide shell to form the closed air channel, the weight of the whole heating assembly is reduced while the air speed and the air volume are improved, the structure is simple, and assembling is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of hair dryers, in particular to a heating component and a hair dryer. Background Art

[0002] More than 95% of the hair dryers on the market use iron-chromium wire for heating, built-in thermal control components, a high-temperature resistant plastic part to fix the mica sheet, etc. to form a heating component. The existing heating components usually consist of two mounting tubes set inside and outside to fix the mica sheet and the iron-chromium wire, and then the whole is assembled in a shell. The whole structure is complicated, the product weight is large, and the assembly is also complicated. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] The technical problem to be solved by the utility model is to provide a heating component and a hair dryer, which connect the first mounting tube and the second mounting tube through a guide shell to form a closed air duct, while increasing the wind speed and air volume, also reduce the weight of the entire heating component, have a simple structure, and are easy to assemble.

[0005] (II) Technical solution

[0006] The utility model solves the above technical problems by adopting a heating component, which is located between the hair dryer bracket and the air nozzle and can heat the air from the hair dryer bracket and then flow it to the air nozzle. The heating component includes

[0007] Diversion shell;

[0008] A first mounting tube, one end of which is connected to the guide housing and forms an air inlet end connected to the hair dryer bracket;

[0009] A second installation cylinder is disposed inside the first installation cylinder and forms an air duct between the air guide housing and the first installation cylinder;

[0010] A fixing sheet, a plurality of the fixing sheets are arranged in the air duct, and one end of the fixing sheet is connected to the second mounting tube;

[0011] The heating wire is wound around the outer sides of the plurality of fixing plates.

[0012] In some embodiments, a plurality of the fixing plates are circumferentially arranged along the outer circumferential wall of the second mounting cylinder.

[0013] By adopting the above scheme, a closed air duct is formed by connecting the first mounting tube and the second mounting tube through the guide shell, which not only increases the wind speed and air volume, but also reduces the weight of the entire heating component, has a simple structure, and is easy to assemble.

[0014] In some embodiments, the guide shell includes a guide outer wall connected to the first mounting tube, a guide inner wall connected to the second mounting tube, and a connecting wall connected to the guide outer wall and the guide inner wall on the side of the air duct away from the wind nozzle; wherein the guide outer wall is provided with a first notch, and the first mounting tube is provided with a second notch near the first notch; the first notch and the second notch are connected to form the air inlet end.

[0015] In some embodiments, an end of the first mounting tube and the second mounting tube facing away from the air guide housing is formed with an air outlet end connected to the air nozzle; thus, the air duct is an annular air duct.

[0016] By adopting the above scheme, one end of the first mounting tube is connected to the guide outer wall, and one end of the second mounting tube is connected to the guide inner wall, so that the air duct is closed, ensuring that the wind blown in by the hair dryer bracket is completely blown from the air duct to the air outlet.

[0017] In some embodiments, the guide housing further includes a fixed wall disposed inside the second mounting tube, the fixed wall being provided with a first clamping groove for clamping the fixing plate; correspondingly, the second mounting tube is provided with a slot communicating with the first clamping groove.

[0018] In some embodiments, the fixed wall is provided with a plurality of the first clamping grooves along the circumference of its outer wall, and the second mounting tube is provided with a plurality of the slots arranged one-to-one corresponding to the first clamping grooves along the circumference of its outer wall; a plurality of the fixing plates are respectively passed through the slots and clamped in the first clamping grooves. This arrangement allows the fixing plates and the fixed wall to be plugged in, thereby improving assembly efficiency, and the plurality of fixing plates are separately arranged so that if they are damaged during the installation process, they can be replaced individually, thereby further reducing the overall cost of the hair dryer.

[0019] By adopting the above scheme, the setting of the fixed wall improves the installation stability of the second mounting tube, and at the same time ensures the stability of the wind flowing in the air duct; the setting of the first clamping groove can make the fixing plate firmly fixed on the fixed wall, so as to ensure the installation stability of the heating wire, so that the guide shell can achieve multiple uses, simplify the overall structure of the hair dryer, and help reduce the overall cost of the hair dryer.

[0020] In some embodiments, the fixing plate includes a first clamping portion extending toward the second mounting tube and capable of passing through the slot and fitting into the first clamping slot, so that the fixing plate can be clamped on the fixing wall and the connection is firm.

[0021] In some embodiments, one end of the fixed wall is connected to the guide inner wall, and a second clipping groove is provided on one end of the guide inner wall close to the fixed wall; the second clipping groove is located on the extension line of the first clipping groove, and a second clipping portion is formed on a protrusion on one side of the fixing plate close to the guide inner wall.

[0022] In some embodiments, the end of the fixed wall away from the guide inner wall is a closed structure, and the end of the guide inner wall away from the fixed wall is an open structure, so that an installation cavity is formed in the guide inner wall and the fixed wall, and a negative ion element is arranged in the installation cavity.

[0023] In some embodiments, the first clamping portion and the second clamping portion are respectively formed at two ends of the fixing plate in the air duct direction; and an escape space for evading the second mounting tube is formed between the first clamping portion and the second clamping portion.

[0024] In some embodiments, the first clamping slot and the second clamping slot are both arranged along a direction parallel to the air duct.

[0025] By adopting the above scheme, through the setting of the first clamping part and the first clamping groove, and the setting of the second clamping part and the second clamping groove, the two ends of the fixing plate in the direction of the air duct can be clamped on the guide shell, thereby improving its stability during the use of the hair dryer and preventing it from loosening; the setting of the avoidance space can enable the fixing plate to press the second mounting cylinder onto the fixed wall to limit its movement in the longitudinal direction.

[0026] In some embodiments, one end of the guide inner wall close to the guide outer wall extends toward the direction close to the guide outer wall and exceeds the fixed wall in the longitudinal direction. A first abutment wall is provided at the junction of the guide inner wall and the fixed wall, and a limiting member is installed on the fixed wall. A second abutment wall arranged opposite to the first abutment wall is formed at one end of the limiting member facing away from the guide inner wall, and a limiting space is formed between the first abutment wall and the second abutment wall for limiting the movement of the fixing plate in the axial direction, thereby ensuring the stability of the second mounting cylinder on the fixed wall.

[0027] In some embodiments, a groove is provided on the outer wall of the fixed wall, and the limiting member is assembled in the groove. One end of the limiting member can pass through the guide inner wall along the direction of the air duct to fix the limiting member; and the end of the limiting member facing away from the guide inner wall is bent outward to form the second abutting wall.

[0028] In some embodiments, some of the fixing plates near the first mounting tube are provided with mounting grooves for mounting the heating wire; this arrangement allows the heating wire to be stuck in the mounting groove and will not move in the air outlet direction due to wind or other external forces, thereby preventing adjacent heating wires from contacting each other, which is safer.

[0029] In some embodiments, the fixing plate is provided with a through hole, and the through hole can connect the space between every two adjacent fixing plates, thereby improving the heating effect of the heating wire on the wind. At the same time, the setting of the through hole can also reduce the weight of the fixing plate and reduce the production cost.

[0030] The utility model solves the above technical problems by adopting a solution of a hair dryer, which comprises a hair dryer bracket, a heating component connected to one end of the hair dryer bracket, and a nozzle connected to the other end of the heating component.

[0031] (III) Beneficial effects

[0032] Compared with the prior art, the utility model designs a heating component and a hair dryer.

[0033] (1) The utility model forms a closed air duct by connecting the first mounting tube and the second mounting tube through the guide housing, which not only increases the wind speed and air volume, but also reduces the weight of the entire heating component, has a simple structure, and is easy to assemble;

[0034] (2) The utility model improves the installation stability of the second installation cylinder by setting the fixed wall, and at the same time ensures the stability of the wind flowing in the air duct; the setting of the first clamping groove can make the fixing plate firmly fixed on the fixed wall, so as to ensure the installation stability of the heating wire, so that the guide housing can achieve multiple uses, simplify the overall structure of the hair dryer, and help reduce the overall cost of the hair dryer;

[0035] (3) The utility model can, by setting the avoidance space, enable the fixing plate to press the second mounting tube onto the fixing wall to limit its movement in the longitudinal direction; by setting the first abutment wall and the second abutment wall, the movement of the fixing plate in the axial direction can be limited, thereby ensuring the stability of the second mounting tube on the fixing wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0037] Figure 1 This is a structural schematic diagram of a heating component of the utility model;

[0038] Figure 2 This is a schematic structural diagram of a heating component of the utility model from another angle;

[0039] Figure 3 This is an exploded view of a heating component of the utility model;

[0040] Figure 4 It is a first cutaway view of a heating component of the utility model;

[0041] Figure 5 It is a second cross-sectional view of a heating component of the utility model;

[0042] Figure 6 for Figure 5 The enlarged schematic diagram at A in the middle;

[0043] Figure 7 for Figure 5 The enlarged schematic diagram of point B in the middle;

[0044] Figure 8 It is a schematic diagram of the flow guide housing of the utility model;

[0045] Fig. 9 for Figure 8 The enlarged schematic diagram at C in the middle;

[0046] Fig.10 It is a schematic diagram of the second installation cylinder of the utility model;

[0047] Fig.11 It is a schematic diagram of the fixing plate of the utility model.

[0048] The names of the components corresponding to the various figure marks in the figure are: 100, guide shell; 10, guide outer wall; 101, first notch; 11, guide inner wall; 111, second clamping groove; 112, first abutment wall; 12, connecting wall; 13, fixing wall; 131, first clamping groove; 132, groove; 14, installation cavity; 200, first installation cylinder; 20, second notch; 300, second installation cylinder; 30, slot; 400, fixing plate; 40, first clamping part; 41, second clamping part; 42, avoidance space; 43, installation groove; 44, through hole; 500, heating wire; 600, air duct; 60, air inlet end; 61, air outlet end; 700, limiting member; 70, second abutment wall; 800, limiting space; 900, negative ion element. DETAILED DESCRIPTION

[0049] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0050] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0051] The following describes the implementation methods of the present application through specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The present application can also be implemented or applied through other different specific implementation methods, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that, in the absence of conflict, the following embodiments and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work belong to the scope of protection of the present application.

[0052] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present application, it should be understood by those skilled in the art that an aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number and aspect described herein can be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein can be used to implement this device and / or practice this method.

[0053] It should also be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present application. The drawings only show components related to the present application rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0054] Additionally, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the examples can be practiced without these specific details.

[0055] The technical solutions provided by various embodiments of the present application are described below in conjunction with the accompanying drawings.

[0056] like Figure 1-Figure 11 As shown, the utility model provides a heating component, which is located between the hair dryer bracket and the air nozzle, and can heat the air of the hair dryer bracket and then flow it to the air nozzle. The heating component includes a guide housing 100; a first mounting cylinder 200, one end of which is connected to the guide housing 100 and forms an air inlet end 60 connected to the hair dryer bracket; a second mounting cylinder 300, which is placed on the inner side of the first mounting cylinder 200, and forms an air duct 600 between the guide housing 100 and the first mounting cylinder 200; a fixing plate 400, a plurality of the fixing plates 400 are arranged in the air duct 600, and one end of the fixing plate 400 is connected to the second mounting cylinder 300; a heating wire 500, which is wound around the outer side of the plurality of fixing plates 400. In some embodiments, the plurality of fixing plates 400 are arranged circumferentially along the outer peripheral wall direction of the second mounting cylinder 300. By adopting the above solution, the first mounting tube 200 and the second mounting tube 300 are connected through the guide housing 100 to form a closed air duct 600, which not only increases the wind speed and air volume, but also reduces the weight of the entire heating component, has a simple structure, and is easy to assemble.

[0057] In some embodiments, the air guide housing 100 includes an air guide outer wall 10 connected to the first mounting tube 200, an air guide inner wall 11 connected to the second mounting tube 300, and a connecting wall 12 connected to the air guide outer wall 10 and the air guide inner wall 11 on the side of the air duct 600 away from the air nozzle; wherein the air guide outer wall 10 is provided with a first notch 101, and the first mounting tube 200 is provided with a second notch 20 near the first notch 101; the first notch 101 and the second notch 20 are connected to form the air inlet end 60. In some embodiments, the ends of the first mounting tube 200 and the second mounting tube 300 away from the air guide housing 100 are formed with an air outlet end 61 connected to the air nozzle; thus, the air duct 600 is an annular air duct 600. By adopting the above solution, one end of the first mounting tube 200 is connected to the guide outer wall 10, and one end of the second mounting tube 300 is connected to the guide inner wall 11, so that the air duct 600 is closed, ensuring that the wind blown in by the hair dryer bracket is completely blown from the air duct 600 to the air outlet end 61. In some embodiments, the guide housing 100 further includes a fixed wall 13 disposed inside the second mounting tube 300, and the fixed wall 13 is provided with a first clamping groove 131 for clamping the fixing sheet 400; correspondingly, the second mounting tube 300 is provided with a slot 30 communicating with the first clamping groove 131. In some embodiments, the fixed wall 13 is provided with a plurality of the first snap-in grooves 131 along the circumference of its outer wall, and the second mounting tube 300 is provided with a plurality of the slots 30 arranged one-to-one corresponding to the first snap-in grooves 131 along the circumference of its outer wall; the plurality of the fixing plates 400 are respectively inserted through the slots 30 and snap-fitted into the first snap-in grooves 131, and this arrangement enables the fixing plates 400 to be plugged into the fixed wall 13, thereby improving the assembly efficiency, and the plurality of fixing plates 400 are separately arranged so that if they are damaged during the installation process, they can be replaced separately, further reducing the overall cost of the hair dryer. With the above scheme, the setting of the fixed wall 13 improves the installation stability of the second mounting tube 300, and at the same time ensures the stability of the wind flowing in the air duct 600; the setting of the first snap-in grooves 131 enables the fixing plates 400 to be firmly fixed on the fixed wall 13, so as to ensure the installation stability of the heating wire 500, so that the guide housing 100 can achieve multiple uses, simplifying the overall structure of the hair dryer, which is conducive to reducing the overall cost of the hair dryer.

[0058] In some embodiments, the fixing sheet 400 includes a first clamping portion 40 extending toward the direction of the second mounting tube 300 and capable of passing through the slot 30 and being adapted in the first clamping groove 131, so that the fixing sheet 400 can be clamped on the fixing wall 13 and the connection is stable. In some embodiments, one end of the fixing wall 13 is connected to the flow guide inner wall 11, and the end of the flow guide inner wall 11 close to the fixing wall 13 is provided with a second clamping groove 111; the second clamping groove 111 is located on the extension line of the first clamping groove 131, and the fixing sheet 400 is protruded on one side close to the flow guide inner wall 11 to form a second clamping portion 41. In some embodiments, the end of the fixing wall 13 away from the flow guide inner wall 11 is a closed structure, and the end of the flow guide inner wall 11 away from the fixing wall 13 is an open structure, so that the fixing wall 11 and the fixing wall 13 form a mounting cavity 14, and the mounting cavity 14 is provided with a negative ion element 900. In some embodiments, the first clamping portion 40 and the second clamping portion 41 are respectively formed at both ends of the fixing plate 400 in the direction of the air duct 600; and an escape space 42 for escaping the second mounting tube 300 is formed between the first clamping portion 40 and the second clamping portion 41. In some embodiments, the first clamping groove 131 and the second clamping groove 111 are arranged in a direction parallel to the air duct 600. With the above scheme, through the arrangement of the first clamping portion 40 and the first clamping groove 131, and the arrangement of the second clamping portion 41 and the second clamping groove 111, the two ends of the fixing plate 400 in the direction of the air duct 600 can be clamped on the guide housing 100, thereby improving its stability during the use of the hair dryer and preventing it from loosening; the arrangement of the escape space 42 can enable the fixing plate 400 to press the second mounting tube 300 on the fixed wall 13 to limit its movement in the longitudinal direction.

[0059] In some embodiments, one end of the guide inner wall 11 close to the guide outer wall 10 extends toward the direction close to the guide outer wall 10 and exceeds the fixed wall 13 in the longitudinal direction. A first abutment wall 112 is provided at the junction of the guide inner wall 11 and the fixed wall 13, and a limiting member 700 is installed on the fixed wall 13. The end of the limiting member 700 facing away from the guide inner wall 11 is formed with a second abutment wall 70 arranged opposite to the first abutment wall 112, and a limiting space 800 is formed between the first abutment wall 112 and the second abutment wall 70 for limiting the movement of the fixing plate 400 in the axial direction, thereby ensuring the stability of the second mounting cylinder 300 on the fixed wall 13. In some embodiments, a groove 132 is provided on the outer wall of the fixed wall 13, and the limiting member 700 is assembled in the groove 132. One end of the limiting member 700 can pass through the guide inner wall 11 along the direction of the air duct 600 to fix the limiting member 700; and the end of the limiting member 700 that is away from the guide inner wall 11 is bent outward to form the second abutment wall 70.

[0060] In some embodiments, the fixing plate 400 is provided with a mounting groove 43 for installing the heating wire 500 near the first mounting tube 200; this arrangement allows the heating wire 500 to be stuck in the mounting groove 43, and will not move in the air outlet direction due to wind force or other external forces, thereby causing contact between adjacent heating wires 500, which is safer. In some embodiments, the fixing plate 400 is provided with a through hole 44, and the through hole 44 can connect the space between every two adjacent fixing plates 400, thereby improving the heating effect of the heating wire 500 on the wind. At the same time, the setting of the through hole 44 can also reduce the weight of the fixing plate 400, thereby reducing the production cost.

[0061] Based on the same inventive concept, an embodiment of the present specification also provides a hair dryer, including a hair dryer bracket, a heating component connected to one end of the hair dryer bracket, and a nozzle connected to the other end of the heating component.

[0062] The same and similar parts between the various embodiments in this specification can be referenced to each other, and each embodiment focuses on the differences from other embodiments.

[0063] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A heating component is located between the hair dryer bracket and the air nozzle, and can heat the air from the hair dryer bracket and then flow it to the air nozzle. Features: The heating component comprises Diversion shell; A first mounting cylinder (200), one end of which is connected to the air guide housing and forms an air inlet end (60) connected to the hair dryer bracket; A second installation cylinder (300), which is placed inside the first installation cylinder (200) and forms an air duct (600) between the air guide housing and the first installation cylinder (200); A fixing sheet (400), wherein a plurality of the fixing sheets (400) are arranged in the air duct (600), and one end of the fixing sheet (400) is connected to the second mounting tube (300); A heating wire (500) is wound around the outer sides of the plurality of fixing plates (400).

2. The heating component according to claim 1, Features: The air guide shell comprises an air guide outer wall (10) connected to the first mounting tube (200), an air guide inner wall (11) connected to the second mounting tube (300), and a connecting wall (12) connected to the air guide outer wall (10) and the air guide inner wall (11) on the side of the air duct (600) away from the air nozzle; wherein the air guide outer wall (10) is provided with a first notch (101), and the first mounting tube (200) is provided with a second notch (20) near the first notch (101); the first notch (101) and the second notch (20) are connected to form the air inlet end (60).

3. The heating component according to claim 2, Features: The flow guide housing further comprises a fixed wall (13) disposed inside the second mounting tube (300), wherein the fixed wall (13) is provided with a first clamping groove (131) for clamping the fixing plate (400); correspondingly, the second mounting tube (300) is provided with an opening groove (30) communicating with the first clamping groove (131).

4. The heating component according to claim 3, Features: The fixing plate (400) comprises a first clamping portion (40) extending in the direction of the second mounting tube (300) and capable of passing through the slot (30) and being adapted in the first clamping slot (131).

5. The heating component according to claim 4, Features: One end of the fixed wall (13) is connected to the guide inner wall (11), and a second clamping groove (111) is provided at one end of the guide inner wall (11) close to the fixed wall (13); the second clamping groove (111) is located on the extension line of the first clamping groove (131), and a second clamping portion (41) is formed by a protrusion on one side of the fixed sheet (400) close to the guide inner wall (11).

6. The heating component according to claim 5, Features: The first clamping portion (40) and the second clamping portion (41) are respectively formed at two ends of the fixing plate (400) in the direction of the air duct (600); and an escape space (42) for evading the second mounting tube (300) is formed between the first clamping portion (40) and the second clamping portion (41).

7. The heating component according to claim 5, Features: The first clamping groove (131) and the second clamping groove (111) are both arranged along a direction parallel to the air duct (600).

8. The heating component according to claim 3, Features: One end of the guide inner wall (11) close to the guide outer wall (10) extends in a direction close to the guide outer wall (10) and exceeds the fixed wall (13) in the longitudinal direction. A first abutment wall (112) is provided at the junction of the guide inner wall (11) and the fixed wall (13), and a limiting member (700) is installed on the fixed wall (13). The end of the limiting member (700) facing away from the guide inner wall (11) is formed with a second abutment wall (70) arranged opposite to the first abutment wall (112), and a limiting space (800) for limiting the movement of the fixed plate (400) in the axial direction is formed between the first abutment wall (112) and the second abutment wall (70).

9. The heating component according to claim 1, Features: Some of the fixing plates (400) close to the first mounting tube (200) are provided with mounting grooves (43) for mounting the heating wire (500).

10. Hair dryer, Features: It comprises a hair dryer bracket, a heating component as described in any one of claims 1 to 9 connected to one end of the hair dryer bracket, and an air nozzle connected to the other end of the heating component.

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