CN211722161U

CN211722161U - Dryer subassembly and hairdryer

Info

Publication number: CN211722161U
Application number: CN201921321900.0U
Authority: CN
Inventors: 隆小鸽
Original assignee: Shenzhen Keli Electrical Appliance Co ltd
Current assignee: Shenzhen Keli Electrical Appliance Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-10-23
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a dryer subassembly and hairdryer. Wherein, the dryer subassembly includes: the air conditioner comprises a shell, wherein an air duct is formed in the shell, and an air inlet and an air outlet which are communicated with the air duct are respectively arranged at two opposite ends of the shell; the inner cylinder is arranged in the air duct and is arranged close to the air outlet, and a heating body is arranged on the inner wall surface of the inner cylinder; and the fan assembly is arranged in the air channel and is arranged close to the air inlet. The technical scheme of the utility model can improve the assembly efficiency of hairdryer.

Description

Dryer subassembly and hairdryer

Technical Field

The utility model relates to the technical field of household appliances, in particular to dryer of dryer subassembly and applied this dryer subassembly.

Background

The electric hair drier is one of the essential beauty care small household appliances in life, and brings great convenience to the life of people. The structure of the existing hair dryer usually comprises an air duct component and a handle component, wherein the air duct component comprises a shell, an inner barrel arranged in the shell, a motor, a fan and a heating element, and the heating element is generally a heating wire and is arranged in the inner barrel through a heating wire support. When the electric hair drier works, the electrified heating wire can generate heat, the motor is electrified to rotate to drive the fan to rotate so as to suck natural wind into the shell, and the natural wind is heated by the heating wire and then is output so as to blow the hair of a user. The layout and winding method of the heating wire directly influence the heating effect, the winding process of the heating wire is complex, needs professional people to do, and has more assembly procedures, so that the assembly efficiency of the hair drier is low.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing an dryer subassembly and hairdryer aims at improving the assembly efficiency of hairdryer.

In order to achieve the above object, the utility model provides a dryer subassembly, include: the air conditioner comprises a shell, wherein an air duct is formed in the shell, and an air inlet and an air outlet which are communicated with the air duct are respectively arranged at two opposite ends of the shell; the inner cylinder is arranged in the air duct and is arranged close to the air outlet, and a heating body is arranged on the inner wall surface of the inner cylinder; and the fan assembly is arranged in the air channel and is arranged close to the air inlet.

Optionally, the heating element is in a long strip shape, and the heating element extends along the axial direction of the inner barrel.

Optionally, the heating element is provided in plurality, and the heating elements are arranged at intervals in the circumferential direction of the inner tube.

Optionally, the heating element is in an arc shape, and the heating element extends along the circumferential direction of the inner cylinder.

Optionally, the heating element is provided in plurality, and the heating elements are arranged at intervals along the axial direction of the inner barrel.

Alternatively, the heat generating body covers an inner wall surface of the inner tube.

Alternatively, the heat generating body includes a base member and a heat generating portion provided on a surface of the base member, and a side of the base member opposite to the heat generating portion is bonded to an inner wall surface of the inner tube.

Optionally, the fan assembly comprises: the motor is arranged in the air duct and at least partially positioned on one side, facing the air inlet, of the inner barrel; the fan is arranged in the air channel and positioned on one side of the motor facing the air inlet, and the fan is connected to an output shaft of the motor in a transmission manner; and the pressure reduction heating wire is arranged in the inner barrel and is electrically connected with the motor.

Optionally, the air duct assembly further includes an air nozzle, and the air nozzle corresponds to the air outlet and is detachably mounted to the housing.

The utility model also provides an electric hair drier which comprises an air duct component and a handle component, wherein the air duct component is detachably connected with the handle component; the dryer subassembly includes: the air conditioner comprises a shell, wherein an air duct is formed in the shell, and an air inlet and an air outlet which are communicated with the air duct are respectively arranged at two opposite ends of the shell; the inner cylinder is arranged in the air duct and is arranged close to the air outlet, and a heating body is arranged on the inner wall surface of the inner cylinder; and the fan assembly is arranged in the air channel and is arranged close to the air inlet.

The technical scheme of the utility model, through set up the inner tube in the casing to set up the heat-generating body in the internal face of inner tube, and the air outlet setting of the adjacent casing of inner tube, fan unit locates in the wind channel in the casing, and the air intake setting of adjacent casing. So set up, when using electric blowing hot-blast hair of blowing, the heat-generating body circular telegram, in fan assembly rotated in order to inhale the wind channel with natural wind by the air intake, natural wind flows through heat-generating body department, via the heat heating that the heat-generating body produced, and hot-blast by the air outlet output after the heating to hair to the user weathers. Compare in the heating wire heating method of current adoption, its heating wire needs the professional wire winding, the utility model discloses well heat-generating body sets up in the inner wall of inner tube, when the assembly like this, assembles the heat-generating body to the inner tube earlier, then assembles the inner tube after will assembling and heat-generating body to the casing as a whole, and assembly process is comparatively simple to the assembly efficiency of hairdryer has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of a sectional structure of an embodiment of the hair dryer of the present invention;

fig. 2 is a schematic cross-sectional structural view of the hair dryer barrel assembly of fig. 1;

FIG. 3 is a schematic view of a structure of an embodiment of a heat-generating body.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Electric hair drier	131b	Heating part
10	Air duct assembly	15	Fan assembly
				11	Shell body	151	Motor with a stator having a stator core
111	Air duct	152	Fan with cooling device
				112	Air inlet	153	Pressure-reducing heating wire
113	Air outlet	154	Heating wire support
				114	Air intake net	155	Motor support
115	Air outlet net	17	Tuyere
				116	Air inlet net support	30	Handle assembly
13	Inner cylinder	31	Handle shell
				131	Heating body	33	Push button
131a	Base body part	35	Power line

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a dryer subassembly 10 is applied to hairdryer 100.

Referring to fig. 1 and fig. 2, in an embodiment of the air duct assembly 10 of the present invention, the air duct assembly 10 includes: a housing 11, wherein an air duct 111 is formed in the housing 11, and an air inlet 112 and an air outlet 113 which are communicated with the air duct 111 are respectively arranged at two opposite ends of the housing 11; an inner cylinder 13, the inner cylinder 13 is arranged in the air duct 111 and is adjacent to the air outlet 113, and a heating element 131 is arranged on the inner wall surface of the inner cylinder 13; and a fan assembly 15, wherein the fan assembly 15 is disposed in the air duct 111 and adjacent to the air inlet 112.

Specifically, the housing 11 is a hollow structure, an air duct 111 is formed inside the housing 11, the housing 11 has a length direction, an air inlet 112 and an air outlet 113 are respectively disposed at two ends of the housing along the length direction, and the air inlet 112 and the air outlet 113 are both communicated with the air duct 111. The inner cylinder 13 is substantially trumpet-shaped so that natural wind entering the duct 111 is blown from the end of the inner cylinder 13 having a larger diameter to the end having a smaller diameter, thereby making the wind stronger. Generally, after assembly, the outer wall surface of the inner cylinder 13 is snap-fitted to the inner wall surface of the housing 11. The inner cylinder 13 is arranged at the air outlet end of the shell 11, the inner wall surface of the inner cylinder 13 is provided with a heating element 131, the heating element 131 can be a silicon carbide rod heating element 131, a ceramic heating element 131 or a glass heating element 131, and the like, and mainly has a heating and heat transfer function, wherein the heating element 131 is connected with a controller of the electric hair drier 100 through a conducting wire, and when the electric hair drier 100 is used for blowing hair by hot air, the heating element 131 is electrified and emits heat so as to heat the air. Fan assembly 15 is located in wind channel 111 to adjacent air intake 112 sets up, like this, when using hairdryer 100 hot-blast hair, fan assembly 15 rotates and can be with in natural wind is inhaled wind channel 111 by air intake 112, and heat-generating body 131 circular telegram production heat is with heating the wind in wind channel 111, and the hot-blast air of heating back is exported by air outlet 113 like this to blow dry user's hair. It should be noted that, the heating element 131 is a structure in which a resistance wire and a heat conducting material are combined, the resistance wire is electrically connected to the controller through a wire, and after the resistance wire is powered on, the controller is controlled to enable the resistance wire in the heating element 131 to be powered on, and heat is generated through the heat conducting material, so that natural wind is heated.

Therefore, it can be understood that, according to the technical solution of the present invention, the inner tube 13 is disposed in the air duct 111 of the housing 11, the heating element 131 is disposed on the inner wall surface of the inner tube 13, and the inner tube 13 is disposed adjacent to the air outlet 113 of the housing 11, and the fan assembly 15 is disposed in the air duct 111 of the housing 11 and adjacent to the air inlet 112 of the housing 11. With such a configuration, when the hair is blown by the hot wind of the electric hair dryer 100, the heating element 131 is powered on, the fan assembly 15 rotates to suck the natural wind into the wind channel 111 from the wind inlet 112, the natural wind flows through the heating element 131 and is heated by the heat generated by the heating element 131, and the heated hot wind is output from the wind outlet 113 to dry the hair of the user. Compare in the heating wire heating method of current adoption, its heating wire needs the professional wire winding, the utility model discloses well heat-generating body 131 sets up in the inner wall of inner tube 13, when the assembly like this, assembles heat-generating body 131 to inner tube 13 earlier, then with inner tube 13 after the assembly and heat-generating body 131 as a whole assembly to casing 11 in, assembly process is comparatively simple to hairdryer 100's assembly efficiency has been improved.

It should be noted that, here, the housing 11 includes a first housing and a second housing (not labeled) which are detachable, the first housing and the second housing together enclose the air duct 111, the air inlet 112 and the air outlet 113, and the housing 11 is configured as a split structure, which is convenient for the assembly operation of the air duct assembly 10, thereby being beneficial to improving the assembly efficiency of the hair dryer 100.

In an embodiment of the present invention, the heating element 131 is a strip, and the heating element 131 extends along the axial direction of the inner tube 13. The heating element 131 is provided with a strip shape and extends along the flow direction of the natural wind, so that the natural wind entering the air duct 111 can be effectively heated, the temperature of the heated hot wind can be effectively increased, and the hair drying of a user can be facilitated.

Further, a plurality of heating elements 131 are provided, and the plurality of heating elements 131 are provided at intervals in the circumferential direction of the inner tube 13. Be provided with a plurality of heat-generating bodies 131 here, can improve heating power, improve the hot-blast temperature after the heating, shorten the heating time of heating natural wind to the user hair is weathered more fast, promotes the user and uses experience.

In an embodiment of the present invention, the heating element 131 is arc-shaped, and the heating element 131 is disposed along the circumferential extension of the inner tube 13. The heating element 131 is arc-shaped, so that the natural wind entering the air duct 111 can be heated in all directions, so that the natural wind is heated rapidly, that is, the natural wind is changed into hot wind rapidly, and the hot wind is output from the air outlet 113 to dry the hair of the user. Preferably, the arc-shaped heating body 131 is disposed adjacent to the air outlet 113, so that the hot air heated by the heating body 131 can be used to dry hair more quickly to prevent heat loss of the heated hot air.

Further, a plurality of heating elements 131 are provided, and the plurality of heating elements 131 are provided at intervals in the axial direction of the inner tube 13. The setting of a plurality of heat-generating bodies 131 can improve heating power, improves the hot-blast temperature in heating back, shortens the heat time of heating natural wind to the faster user hair that weathers promotes the user and uses experience.

In an embodiment of the present invention, the heating element 131 covers the inner wall surface of the inner tube 13. Like this the whole internal face of inner tube 13 is the heating surface, so can improve heating power further, further improve the hot-blast temperature in heating back, further shorten the heating time of heating natural wind to the user hair is weathered more fast, promotes user's use and experiences.

Referring to fig. 3, the heating element 131 includes a base portion 131a and a heat generating portion 131b provided on the surface of the base portion 131a, and one side of the base portion 131a facing away from the heat generating portion 131b is bonded to the inner wall surface of the inner tube 13. The base portion 131a is typically a heat insulating material such as a glass base, and mainly serves as a support. The heat generating part 131b is connected to a controller of the hair dryer 100 through a wire, and when the hair dryer 100 is used to blow hair with hot wind, the heat generating part 131b is electrified to generate heat to heat with natural wind. The surface of the base 131a facing away from the heat generating element 131b is generally fixed to the inner wall surface of the inner tube 13 by adhesive bonding, so that the heat generating element 131 can be fixed.

Referring again to fig. 1 and 2, the fan assembly 15 includes: the motor 151 is arranged in the air duct 111, and at least part of the motor 151 is positioned on one side of the inner cylinder 13 facing the air inlet 112; the fan 152 is arranged in the air duct 111 and is positioned on one side of the motor 151 facing the air inlet 112, and the fan 152 is in transmission connection with an output shaft of the motor 151; and a pressure-reducing heating wire 153, wherein the pressure-reducing heating wire 153 is installed in the inner cylinder 13 and electrically connected to the motor 151.

Specifically, the motor 151 is generally mounted in the housing 11 through a motor bracket 155 and at least partially located on a side of the inner drum 13 facing the air inlet 112, and the fan 152 is mounted on an output shaft of the motor 151, such that rotation of the motor 151 can drive the fan 152 to rotate, so as to draw natural wind into the air channel 111 of the housing 11 through the air inlet 112. Since the voltage of the motor 151 is low and cannot be directly connected to the ac power supply, a voltage-reducing heating wire 153 is generally provided, and the voltage-reducing heating wire 153 reduces the voltage of the power supply so that the voltage value meets the voltage range of the motor 151. The step-down heater 153 is generally mounted in the housing 11 by a heater bracket 154. It should be noted that both the motor 151 and the step-down heating wire 153 are electrically connected to the controller of the hair dryer 100. It can be understood that, when the electric hair dryer 100 is used, if natural wind is needed to dry hair, the controller only needs to control the motor 151 to rotate to drive the fan 152 to rotate, so that the natural wind is sucked into the air duct 111 from the air inlet 112 and is output from the air outlet 113; if the hair needs to be dried by hot air, the controller controls the motor 151 to rotate, and the heating element 131 is powered on, so that the natural air entering the hair dryer is heated by the heat generated by the heating element 131 and then becomes hot air, and the hot air is output from the air outlet 113 to dry the hair of the user.

Furthermore, the housing 11 is provided with an air inlet net 114 at the air inlet 112, and the arrangement of the air inlet net 114 can effectively prevent particle impurities in the natural wind from entering the air duct 111 along with the natural wind to damage internal components, thereby playing a role in protection. Here the grill 114 is typically mounted to the intake end of the housing 11 by grill brackets 116.

Further, casing 11 is equipped with air-out net 115 in air outlet 113 department, and air-out net 115's setting mainly plays the effect of shunting the wind of output, can make the wind of output more alleviate like this to promote user experience.

Further, the air duct assembly 10 further includes an air nozzle 17, and the air nozzle 17 corresponds to the air outlet 113 and is detachably mounted to the housing 11. The air nozzle 17 is generally trumpet-shaped, and one end with a smaller diameter is connected to the shell 11, so that air output from the air outlet 113 enters the air nozzle 17 and is output from the end with a larger diameter of the air nozzle 17 to dry hair of a user, and therefore, the contact area between the air and the hair can be increased, and the hair drying process is accelerated. Meanwhile, the air nozzle 17 can effectively prevent the phenomenon that the hot air output by the air outlet 113 directly contacts the hair to damage the hair quality.

The utility model discloses still provide a hairdryer 100, hairdryer 100 includes as before dryer subassembly 10, and the concrete structure of this dryer subassembly 10 refers to aforementioned embodiment. Since the electric hair dryer 100 adopts all technical solutions of all the aforementioned embodiments, at least all the beneficial effects brought by the technical solutions of the aforementioned embodiments are achieved, and no further description is given here.

Referring again to fig. 1, hair dryer 100 further includes a handle assembly 30, and the air duct assembly 10 is detachably connected to the handle assembly 30.

Specifically, the handle assembly 30 includes a handle housing 31, the handle housing 31 is a hollow structure, an accommodating cavity is formed inside the handle housing 31, the handle housing 31 has a length direction, opposite ends along the length direction are mutually communicated, one end of the handle housing 31 is detachably connected to one side of the casing 11 of the air duct assembly 10, and the detachable connection mode is generally a snap connection or a screw connection. The accommodating cavity is internally provided with a controller, the controller penetrates through the joint of the shell 11 and the handle shell 31 through a wire and is electrically connected with the heating body 131, the motor 151 and the pressure-reducing heating wire 153, and the handle shell 31 is provided with a mounting hole communicated with the accommodating cavity for mounting the button 33. It should be noted that there are a plurality of mounting holes, and accordingly, the handle assembly 30 includes a plurality of buttons 33, one button 33 is mounted in one mounting hole and electrically connected to the controller, where the plurality of buttons 33 are respectively a switch button 33, a wind speed adjusting button 33 and a heating button 33, and different buttons 33 can be selected according to the user's needs when the user uses the hair dryer 100. The controller is further connected with a power cord 35, the power cord 35 penetrates through one end of the handle shell 31, which is far away from the air duct assembly 10, and is exposed out of the handle shell 31, and an electric plug is arranged at the exposed end of the power cord 35 and is used for being connected with a socket, so that when the electric hair dryer 100 is used, the electric plug is firstly inserted into the socket to be electrically communicated, then the switch button 33 is turned on, and different buttons 33 are selected according to the self needs of a user, such as the heating button 33 and the wind speed adjusting button 33, so that the hair can be dried.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a dryer subassembly, is applied to the hairdryer, its characterized in that, the dryer subassembly includes:

the air conditioner comprises a shell, wherein an air duct is formed in the shell, and an air inlet and an air outlet which are communicated with the air duct are respectively arranged at two opposite ends of the shell;

the inner cylinder is arranged in the air duct and is arranged close to the air outlet, the inner wall surface of the inner cylinder is provided with a heating element, the heating element comprises a base body part and a heating part arranged on the surface of the base body part, and one side of the base body part, which is back to the heating part, is glued to the inner wall surface of the inner cylinder; and

and the fan assembly is arranged in the air channel and is arranged close to the air inlet.

2. The air duct assembly according to claim 1, wherein said heat generating body is elongated, and said heat generating body is disposed to extend in an axial direction of said inner tube.

3. The air duct assembly according to claim 2, wherein the heat generating body is provided in plurality, and the plurality of heat generating bodies are provided at intervals in a circumferential direction of the inner tube.

4. The air duct assembly according to claim 1, wherein the heat generating body has an arc shape, and the heat generating body is disposed to extend in a circumferential direction of the inner tube.

5. The air duct assembly according to claim 4, wherein the heat generating body is provided in plurality, and the plurality of heat generating bodies are provided at intervals in an axial direction of the inner tube.

6. The air duct assembly of claim 1, wherein the heat generating body covers an inner wall surface of the inner tube.

7. The air duct assembly of any one of claims 1 to 6, wherein the fan assembly comprises:

the motor is arranged in the air duct and at least partially positioned on one side, facing the air inlet, of the inner barrel;

the fan is arranged in the air channel and positioned on one side of the motor facing the air inlet, and the fan is connected to an output shaft of the motor in a transmission manner; and

the pressure reduction heating wire is arranged in the inner barrel and is electrically connected with the motor.

8. The air duct assembly according to any one of claims 1 to 6, further comprising an air nozzle corresponding to the air outlet and detachably mounted to the housing.

9. A hair dryer comprising a dryer drum assembly as claimed in any one of claims 1 to 8 and a handle assembly, said dryer drum assembly being removably attached to said handle assembly.