CN113749375A - Air duct assembly and electric hair drier - Google Patents
Air duct assembly and electric hair drier Download PDFInfo
- Publication number
- CN113749375A CN113749375A CN202111165193.2A CN202111165193A CN113749375A CN 113749375 A CN113749375 A CN 113749375A CN 202111165193 A CN202111165193 A CN 202111165193A CN 113749375 A CN113749375 A CN 113749375A
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- China
- Prior art keywords
- air
- air guiding
- opening
- guiding device
- assembly
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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
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
- A45D20/122—Diffusers, e.g. for variable air flow
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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
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
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- Cleaning And Drying Hair (AREA)
Abstract
The invention relates to an air duct assembly structure, comprising: the shell assembly is internally provided with an installation cavity and is provided with a first opening, and the first opening is communicated with the installation cavity; the first air guiding device is arranged in the installation cavity, the first air guiding device is provided with an air passing cavity, the first air guiding device is provided with a second opening and a third opening, and the second opening and the third opening are communicated with the air passing cavity; the second air guiding device at least partially extends into the air passing cavity of the first air guiding device, one section of the second air guiding device extending into the air passing cavity is a first air guiding section, and one section of the second air guiding device positioned outside the first air guiding device is a second air guiding section; a motor arrangement extending from the third opening into the air-over cavity, the motor arrangement being at least partially disposed within the air-over cavity.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an air duct assembly and an electric hair drier.
Background
Most common electric hair drier products in the current market blow at low speed for drying hair, and the air speed and the air pressure are small, the hair drying speed is slow, and the rotating speed of a motor is low; the fan consists of a direct-current low-speed motor and a common fan blade, and cannot form an integral air outlet duct; in addition, partial high-speed electric hair drier products appear in the market at present, the rotating speed of a motor can reach 11 thousands of revolutions, the wind speed is more than 20m/s, the hair drying speed is extremely high, and the application range is wider; but the assembly of the product is complex, the cost is high, and the popularization is difficult.
Disclosure of Invention
Based on this, for overcoming prior art and doing the hair slowly, wind speed wind pressure is little, can't satisfy multiple defects of using such as consumer's quick dry hair demand, provide an air duct subassembly and hairdryer.
An air duct assembly structure comprising: the shell assembly is internally provided with an installation cavity and is provided with a first opening, and the first opening is communicated with the installation cavity; the first air guiding device is arranged in the installation cavity, the first air guiding device is provided with an air passing cavity, the first air guiding device is provided with a second opening and a third opening, and the second opening and the third opening are communicated with the air passing cavity; the second air guiding device at least partially extends into an air passing cavity of the first air guiding device, one section of the second air guiding device extending into the air passing cavity is a first air guiding section, a first air guiding channel is formed between the first air guiding section and the inner wall of the first air guiding device, the second air guiding device extends towards one end far away from the second opening, one section of the second air guiding device, which is positioned outside the first air guiding device, is a second air guiding section, an air passing channel is formed between the second air guiding section of the second air guiding device and the shell assembly, the air passing cavity is communicated with the air passing channel through the second opening, the first opening is positioned on one side, far away from the first air guiding device, of the second air guiding section extends to the first opening, and an air outlet is formed between the second air guiding section and the side wall of the shell assembly, the air inlet is positioned on one side far away from the first air guide section; motor means extending from the third opening into the air-over cavity, the motor means being at least partially disposed within the air-over cavity, the motor means being for generating an air flow from the third opening towards the second opening.
The invention discloses an air duct assembly structure.A shell assembly is provided with an air outlet which is communicated with an installation cavity in the shell assembly; the first air guiding device is arranged in the mounting cavity and provided with an air passing cavity, the first air guiding device is provided with a second opening and a third opening, and the second opening and the third opening are communicated with the air passing cavity; outside air arrives through first air ducting's second opening and flows through the wind chamber and form in the wind passageway by first air ducting's third opening flow between second air ducting and the casing subassembly again, forms the wind passageway between second air ducting and the casing subassembly, can be better with the air diffusion through in the first air ducting in to the wind passageway, because second air ducting is along keeping away from first air ducting's direction cross sectional area increases gradually, the air that flows through is gradually extruded, forms powerful wind pressure, the air current rethread second air guide section blows off with the air outlet that forms between the first opening lateral wall of casing subassembly, the wind that blows off through first air ducting's wind chamber carries out the motion of circumference inside the casing subassembly, and continuous air supply and induced draft simultaneously form incessant high pressure draught, carry out sustainable supply. Furthermore, through the specific setting of the shape in wind channel, can concentrate the air current and collect back direction discharge, promote air inlet efficiency, and the flow loss of air current is lower, and then has promoted the amount of wind, can realize the speed that the fluid is different in the wind channel, can fully reduce the air output size of different positions department to improve the air supply effect, form high-pressure draught, carry out the supply that lasts.
In one embodiment, the width of the air outlet is greater than 1.0 mm. In the above embodiment, the width of air outlet is greater than 1.0mm, the air-out that can be better.
Optionally, the width of air outlet is 2 ~ 3 mm.
In one embodiment, the second air guiding device is horn-shaped. Furthermore, the second air guiding device can be in a horn shape, so that air flow is better guided and discharged in a centralized mode.
In one embodiment, the first air guiding section and the second air guiding section of the second air guiding device are enclosed around an axis to form an air guiding section, and the cross section of the second air guiding device gradually increases along a direction away from the first air guiding device.
In one embodiment, the air passing cavity of the first air guiding device forms a second air passing channel with the second opening and the third opening.
In one embodiment, the radial dimension of the second air passing channel is 18-55 mm.
In one embodiment, the axial length of the second air passing channel is 3 mm-140 mm.
In one embodiment, the length of the second air guiding device extending to the second air passing channel of the first air guiding device is 0-90 mm.
In one embodiment, the first air guiding device includes an air guiding member and a connecting member, the air guiding member is disposed on the connecting member, the connecting member is disposed on the housing assembly, the air guiding member is provided with a first through hole, the connecting member is provided with a second through hole, and the first through hole and the second through hole are sequentially communicated to form the air passing cavity. In the above embodiment, the air volume of the airflow flowing into the first air guiding device can be made more sufficient.
In one embodiment, the motor device is located in the second through hole, one end of the motor device abuts against the inner wall of the connecting piece, and the other end of the motor device abuts against the air guide piece. In the embodiment, the motor device can better apply wind pressure to the airflow entering the air guide piece, so that the speed of the airflow passing through the connecting piece and the air guide piece can be higher, and the flow speed is smoother.
In one embodiment, the air guide member includes an air guide member main body and a first mounting member, the first mounting member is disposed around the air guide member main body, the air guide member main body extends into the second through hole, and the first through hole is disposed on the air guide member main body. In the above embodiment, the incoming airflow can be better transmitted, and the maximization of the airflow quantity can be ensured as much as possible.
In one embodiment, the connector includes a connector body provided with the second through hole, and a second mounting member provided on the connector body and connected to the housing assembly, the air guide member extending at least partially into the second through hole. In the above embodiment, the incoming airflow can be better transmitted, and the maximization of the airflow quantity can be ensured as much as possible.
An embodiment of a second aspect of the invention provides a hair dryer comprising: the air duct assembly comprises an air outlet housing assembly and an air inlet housing assembly, the air outlet housing assembly is connected with the air inlet housing assembly, and the air outlet housing assembly and the air inlet housing assembly enclose to form the mounting cavity; the heating device is arranged on the second air guiding device and is positioned between the second air guiding device and the shell assembly; a control device electrically connected to the motor device and the heating device; the handle part is connected with the shell assembly, the handle part is provided with a power switch, and the power switch is electrically connected with the control device. The application discloses hairdryer includes: the air duct assembly and the shell assembly comprise an air outlet shell assembly and an air inlet shell assembly, the air outlet shell assembly and the air inlet shell assembly are connected to form an installation cavity, and an airflow flowing channel is formed. The heating device is arranged on the second air guide device, is positioned between the second air guide device and the shell assembly and is used for heating air flowing through the air passage.
Furthermore, heating device's quantity is a plurality of, and a plurality of heating intervals set up, and heating device radial end and first installation breach and/or second installation breach looks gomphosis can utilize the inside structure of heating device, lets motor device's wind blow on heating device and other components, and realization that can be better falls the temperature and falls the noise.
Furthermore, a plurality of partition plates are arranged on the second air guiding device at intervals, mounting grooves are formed in the partition plates, and the heating device is arranged on the mounting grooves.
The control device is arranged in the containing cavity and is electrically connected with the motor device, so that automation can be better realized. The handle part is connected with the shell component, the handle part is provided with a power switch, and the power switch is electrically connected with the control device. In the above embodiment, the electric bicycle further comprises a handle part and a power switch, wherein the handle part is connected with the casing component, the handle part is provided with the power switch, and the power switch is electrically connected with the control device. Can better realize automation and better use of taking through the handle.
Further, the air outlet casing assembly comprises a first casing assembly and a second casing assembly, the second casing assembly is sleeved on the first casing assembly, the heating device is located between the second air guiding device and the first casing assembly, and the second casing assembly is made of heat insulating materials or the second casing assembly is coated with heat insulating materials.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a front view of the hair dryer of the present invention;
fig. 2 is a cross-sectional view of the hair dryer of the present invention;
fig. 3 is an exploded view of the hair dryer of the present invention;
fig. 4 is a perspective view of the air outlet housing assembly of the present invention;
fig. 5 is a front view of the first air guiding device and the second air guiding device of the present invention;
fig. 6 is a cross-sectional view of a first air guiding device and a second air guiding device according to the present invention;
fig. 7 is a front view of a first air guiding device of the present invention;
fig. 8 is a cross-sectional view of a first air guiding device of the present invention;
fig. 9 is a perspective view of the air guide of the present invention;
FIG. 10 is a perspective view of a connector of the present invention;
fig. 11 is a front view of a second air guiding device according to the present invention;
FIG. 12 is a sectional view taken along line B-B of FIG. 11;
fig. 13 is a sectional view of a second air guide device of the present invention.
Wherein, the corresponding relation between the reference signs and the component names is as follows:
1, a shell component, 11 an air outlet shell component and 12 an air inlet shell component;
2, a first air guide device, 21 air guides, 211 air guide main bodies, 212 first installation parts, 22 connecting parts, 221 connecting part main bodies, 222 second installation parts and 223 gaps;
3 a second air guiding device, 31 a first air guiding section and 32 a second air guiding section;
4 a motor device;
5 heating means;
6 handle part.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1, 2, 3, 4, 5, 6, 11, 12 and 13, alternatively, an air duct assembly structure includes: the device comprises a shell assembly 1, wherein an installation cavity is formed in the shell assembly, and a first opening is formed in the shell assembly 1 and communicated with the installation cavity; the first air guiding device 2 is arranged in the installation cavity, the first air guiding device 2 is provided with an air passing cavity, the first air guiding device 2 is provided with a second opening and a third opening, and the second opening and the third opening are communicated with the air passing cavity; the second air guiding device 3, at least part of the second air guiding device 3 extends into the air passing cavity of the first air guiding device 2, one section of the second air guiding device 3 extending into the air passing cavity is a first air guiding section 31, a first air guiding channel is formed between the first air guiding section 31 and the inner wall of the first air guiding device 2, the second air guiding device 3 extends towards one end far away from the second opening, one section of the second air guiding device 3 located outside the first air guiding device 2 is a second air guiding section 32, the air passing channel is formed between the second air guiding section 32 of the second air guiding device 3 and the shell assembly 1, the air passing cavity is communicated with the air passing channel through the second opening, the first opening is located on one side, far away from the first air guiding device 2, the second air guiding section 32 extends to the first opening, an air outlet is formed between the second air guiding section and the side wall of the first opening of the shell assembly 1, and the air outlet is located on one side far away from the first air guiding section 31; motor means 4, the motor means 4 being at least partially disposed within the air-passing cavity.
The invention discloses an air duct assembly.A shell assembly 1 is provided with an air outlet which is communicated with an installation cavity in the shell assembly 1; the first air guiding device 2 is arranged in the installation cavity, the first air guiding device 2 is provided with an air passing cavity, the first air guiding device 2 is provided with a second opening and a third opening, and the second opening and the third opening are communicated with the air passing cavity; the outside air reaches the air passing cavity through the second opening of the first air guiding device 2 and then flows into the air passing channel formed between the second air guiding device 3 and the shell assembly 1 through the third opening of the first air guiding device 2, at least part of the second air guiding device 3 extends into the air passing cavity of the first air guiding device 2, the air passing channel is formed between the second air guiding device 3 and the shell assembly 1, the air passing through the first air guiding device 2 can be better diffused into the air passing channel, the flowing air is gradually extruded to form strong air pressure, the air flow is blown out through the air outlet formed between the second air guiding section 32 and the side wall of the shell assembly 1, the air blown out through the air passing cavity of the first air guiding device 2 performs circumferential movement inside the shell assembly 1, meanwhile, continuous air supply and air suction are performed, and high-pressure uninterrupted air flow is formed, and continuous supply is performed. Furthermore, through the specific setting of the shape in wind channel, can concentrate the air current and collect back direction discharge, promote air inlet efficiency, and the flow loss of air current is lower, and then has promoted the amount of wind, can realize the speed that the fluid is different in the wind channel, can fully reduce the air output size of different positions department to improve the air supply effect, form high-pressure draught, carry out the supply that lasts.
Optionally, the width of the air outlet 104 is greater than 1.0 mm. In the above embodiment, the width of the air outlet 104 is greater than 1.0mm, which can better discharge air.
Optionally, the width of the air outlet 104 is 2-3 mm.
As shown in fig. 2, 11, 12, and 13, the second wind guiding device 3 may be a trumpet. Furthermore, the second air guiding device 3 may be a horn-shaped device, so as to better guide and discharge the air flow in a concentrated manner.
Optionally, the first air guiding section 31 and the second air guiding section 32 of the second air guiding device 3 are formed by enclosing around an axis to form an air guiding section, and a cross section of the second air guiding device 3 gradually increases along a direction away from the first air guiding device 2.
Optionally, the air passing cavity of the first air guiding device 2, the second opening and the third opening form a second air passing channel.
Optionally, the radial dimension of the second air passing channel is 18 mm-55 mm.
Optionally, the axial length of the second air passing channel is 3 mm-140 mm.
Optionally, the length of the second air guiding device 3 extending to the second air passing channel of the first air guiding device 2 is 0-90 mm.
As shown in fig. 7 and 8, optionally, the first air guiding device 2 includes an air guiding member 21 and a connecting member 22, the air guiding member 21 is disposed on the connecting member 22, the connecting member 22 is disposed on the housing assembly 2, the air guiding member 21 is provided with a first through hole, the connecting member 22 is provided with a second through hole, and the first through hole and the second through hole are sequentially communicated to form an air passing cavity. In the above embodiment, the air volume of the airflow flowing into the first air guiding device can be made more sufficient.
Optionally, the air guide 21 extends at least partially into the second through hole.
As shown in fig. 2, alternatively, the motor device 4 is located in the second through hole, one end of the motor device 4 abuts against the inner wall of the connecting member 22, and the other end of the motor device 4 abuts against the air guide member 21. In the embodiment, the motor device can better apply wind pressure to the airflow entering the air guide piece, so that the speed of the airflow passing through the connecting piece and the air guide piece can be higher, and the flow speed is smoother.
As shown in fig. 9, the air guide 21 may include an air guide main body 211 and a first attachment 212, the first attachment 212 may be disposed around the air guide main body 211, the air guide main body 211 may extend into the second through hole, and the air guide main body 211 may be provided with a first through hole. In the above embodiment, the incoming airflow can be better transmitted, and the maximization of the airflow quantity can be ensured as much as possible.
As shown in fig. 10, the connecting member 22 may alternatively include a connecting member main body 221 and a second mounting member 222, the connecting member main body 221 may be provided with a second through hole, the air guide member 21 may extend at least partially into the second through hole, the second mounting member 222 may be provided on the connecting member main body 221, and the second mounting member 222 may be connected to the casing assembly 1. In the above embodiment, the incoming airflow can be better transmitted, and the maximization of the airflow quantity can be ensured as much as possible.
As shown in fig. 1 to fig. 3, optionally, an embodiment of a second aspect of the present invention provides a hair dryer, including: the air duct assembly comprises an air outlet housing assembly 11 and an air inlet housing assembly 12, wherein the air outlet housing assembly 11 is connected with the air inlet housing assembly 12, and the air outlet housing assembly 11 and the air inlet housing assembly 12 enclose to form an installation cavity; the heating device 5 is arranged on the second air guiding device 3, and the heating device 5 is positioned between the second air guiding device 3 and the shell assembly 1; the control device is electrically connected with the motor device 4 and the heating device 5; the handle part 6 is connected with the shell assembly 1, the power switch is arranged on the handle part 6, and the power switch is electrically connected with the control device. The application discloses hairdryer includes the wind channel subassembly, and casing assembly includes air-out casing assembly and air inlet casing assembly, and air-out casing assembly and air inlet casing assembly connect and form the installation cavity, form the passageway of air current circulation. The heating device is arranged on the second air guide device, is positioned between the second air guide device and the shell assembly and is used for heating air flowing through the air channel.
Furthermore, heating device's quantity is a plurality of, and a plurality of heating intervals set up, and heating device radial end and first installation breach and/or second installation breach looks gomphosis can utilize the inside structure of heating device, lets motor device's wind blow on heating device and other components, and realization that can be better falls the temperature and falls the noise.
Furthermore, a plurality of partition plates are arranged on the second air guiding device at intervals, mounting grooves are formed in the partition plates, and the heating device is arranged on the mounting grooves.
The control device is arranged in the containing cavity and is electrically connected with the motor device, so that automation can be better realized. The handle part is connected with the shell component, the power switch is arranged on the handle part, and the power switch is electrically connected with the control device. In the above embodiment, the electric bicycle further comprises a handle part and a power switch, wherein the handle part is connected with the casing component, the handle part is provided with the power switch, and the power switch is electrically connected with the control device. Can better realize automation and better use of taking through the handle.
As shown in fig. 2, the air outlet casing assembly 11 further includes a first casing assembly 111 and a second casing assembly 112, the second casing assembly 112 is sleeved on the first casing assembly 111, the heating device 5 is located between the second air guiding device 3 and the first casing assembly 111, and the second casing assembly 112 is made of an insulating material or the second casing assembly 112 is coated with an insulating material.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An air duct assembly comprising:
the device comprises a shell assembly (1), wherein a mounting cavity is formed in the shell assembly, a first opening (101) is formed in the shell assembly (1), and the first opening (101) is communicated with the mounting cavity;
the air guide device comprises a first air guide device (2), wherein the first air guide device (2) is arranged in an installation cavity, the installation cavity is divided into two parts by the first air guide device (2), an air passing cavity is formed in the first air guide device (2), a second opening (201) and a third opening (202) are formed in the first air guide device (2), the second opening (201) and the third opening (202) are communicated with the air passing cavity (203), and one part of the installation cavity is communicated with the other part of the installation cavity after passing through the second opening (201), the air passing cavity (203) and the third opening (202);
a second air guiding device (3), at least part of the second air guiding device (3) extends into an air passing cavity (203) of the first air guiding device (2) through the second opening (201), one section of the second air guiding device (3) extending into the air passing cavity (203) is a first air guiding section (31), a first air guiding channel (102) is formed between the first air guiding section (31) and the inner wall of the first air guiding device (2), the second air guiding device (3) extends towards one end far away from the second opening (201), one section of the second air guiding device (3) located outside the first air guiding device (2) is a second air guiding section (32), an air passing channel (103) is formed between the second air guiding section (32) of the second air guiding device (3) and the shell component (1), and the air passing cavity is communicated with the air passing channel through the second opening (201), the first opening (101) is located on one side, away from the first air guiding device (2), of the second air guiding device (3), the second air guiding section (32) extends to the first opening (101), an air outlet (104) is formed between the second air guiding section (32) and the side wall of the shell assembly (1), and the air outlet (104) is located on one side, away from the first air guiding section (31);
-motor means (4), said motor means (4) being arranged opposite said third opening (202) or said motor means (4) being at least partially located within said air passage chamber, said motor means (4) being adapted to generate an air flow from said third opening (202) towards said second opening (201).
2. The air duct assembly according to claim 1, characterized in that the width of the air outlet (104) is larger than 1.0mm and/or
The second air guiding device (3) is horn-shaped.
3. The air duct assembly according to claim 2, characterized in that the first air guiding section (31) and the second air guiding section (32) of the second air guiding device (3) are enclosed around the axis (Y) to form an air guiding section, and the cross section of the second air guiding device (3) is gradually increased along a direction (S) away from the first air guiding device (2).
4. The air duct assembly according to claim 1, characterized in that the air passage cavity of the first air guiding device (2) forms a second air passage with the second opening (201) and the third opening (202).
5. The air duct assembly of claim 4,
the radial size of the second air passing channel is 18-55 mm; and/or
The axial length of the second air passing channel is 3-140 mm; and/or
The length of the second air guide device (3) extending to the second air passing channel of the first air guide device (2) is 0-90 mm.
6. The air duct assembly according to claim 1, wherein the first air guiding device (2) comprises an air guiding member (21) and a connecting member (22), the air guiding member (21) is disposed on the connecting member (22), the connecting member (22) is disposed on the housing assembly (2), a first through hole is disposed on the air guiding member (21), a second through hole is disposed on the connecting member (22), and the first through hole and the second through hole are sequentially communicated to form the air passing cavity.
7. The air duct assembly according to claim 6, characterized in that the motor device (4) is located in the second through hole, one end of the motor device (4) abuts against the inner wall of the connecting piece (22), and the other end of the motor device (4) abuts against the air guide (21).
8. The air duct assembly of claim 6,
the air guide piece (21) comprises an air guide piece main body (211) and a first installation piece (212), the first installation piece (212) is arranged around the air guide piece main body (211), the air guide piece main body (211) extends into the second through hole, and the first through hole is formed in the air guide piece main body (211); and/or
The connecting piece (22) comprises a connecting piece main body (221) and a second mounting piece (222), the connecting piece main body (221) is provided with the second through hole, the air guide piece (21) at least partially extends into the second through hole, the second mounting piece (222) is arranged on the connecting piece main body (221), and the second mounting piece (222) is connected with the shell assembly (1).
9. A hair dryer, characterized in that, includes:
the air duct assembly according to any one of claims 1 to 8, wherein the housing assembly (1) includes an air outlet housing assembly (11) and an air inlet housing assembly (12), the air outlet housing assembly (11) is connected to the air inlet housing assembly (12), and the air outlet housing assembly (11) and the air inlet housing assembly (12) enclose to form the installation cavity;
the heating device (5) is arranged on the second air guiding device (3), and the heating device (5) is positioned between the second air guiding device (3) and the shell assembly (1);
a control device electrically connected to the motor device (4) and the heating device (5);
the handle part (6) is connected with the shell assembly (1), the handle part (6) is provided with a power switch, and the power switch is electrically connected with the control device.
10. Hair dryer according to claim 1, characterized in that said outlet casing assembly (11) comprises a first casing assembly (111) and a second casing assembly (112), said second casing assembly (112) being fitted over said first casing assembly (111), said heating means (5) being located between said second air guide means (3) and said first casing assembly (111), said second casing assembly (112) being made of insulating material or said second casing assembly (112) being coated with insulating material.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111165193.2A CN113749375A (en) | 2021-09-30 | 2021-09-30 | Air duct assembly and electric hair drier |
| PCT/CN2021/141890 WO2023050616A1 (en) | 2021-09-30 | 2021-12-28 | Air duct assembly and electric hair drier |
| US18/002,516 US20240115026A1 (en) | 2021-09-30 | 2021-12-28 | Air outlet assembly and electric hair drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111165193.2A CN113749375A (en) | 2021-09-30 | 2021-09-30 | Air duct assembly and electric hair drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113749375A true CN113749375A (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111165193.2A Pending CN113749375A (en) | 2021-09-30 | 2021-09-30 | Air duct assembly and electric hair drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113749375A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023050616A1 (en) * | 2021-09-30 | 2023-04-06 | 佛山市顺德区雷泰电器制造有限公司 | Air duct assembly and electric hair drier |
| WO2023087493A1 (en) * | 2021-11-19 | 2023-05-25 | 佛山市顺德区雷泰电器制造有限公司 | Air duct assembly and electric hair drier |
-
2021
- 2021-09-30 CN CN202111165193.2A patent/CN113749375A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023050616A1 (en) * | 2021-09-30 | 2023-04-06 | 佛山市顺德区雷泰电器制造有限公司 | Air duct assembly and electric hair drier |
| WO2023087493A1 (en) * | 2021-11-19 | 2023-05-25 | 佛山市顺德区雷泰电器制造有限公司 | Air duct assembly and electric hair drier |
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