CN219331906U - Air duct assembly and dehairing instrument - Google Patents

Abstract

The utility model relates to the technical field of beauty equipment, in particular to an air duct assembly and a dehairing instrument. The utility model provides an air duct assembly, which comprises a first air duct and a second air duct arranged on the first air duct; the first air duct is provided with a first inlet and a first outlet, the first inlet is used for being communicated with a blowing port of the fan, and the first outlet is used for being communicated with the air outlet; the second air channel is provided with a second inlet and a second outlet, the second outlet is arranged on the first air channel, the second inlet is communicated with the second air inlet, and the second outlet is communicated with the first air channel; the second air duct sucks air through the air flow in the first air duct, and the cross section area of the second inlet is larger than that of the second outlet. The first air flow is formed in the first air channel, the first air flow sucks external air into the second inlet through the second air inlet and forms second air flow in the second air channel, meanwhile, the wind speed at the second outlet is greater than that at the second inlet, and therefore the speed of the second air flow entering the first air channel is improved, and the heat dissipation effect is improved.

Description

Air duct assembly and dehairing instrument

Technical Field

The utility model relates to the technical field of beauty equipment, in particular to an air duct assembly and a dehairing instrument.

Background

Along with the development of modern society, the living standard of people is continuously improved, the demand of people for cosmetic products is also more and more enriched, and the dehairing instrument is used as a novel cosmetic product, and has wide market prospect.

The household dehairing instrument is a beauty-care instrument for removing body hair, and the household dehairing instrument on the market at present is mainly a female dehairing instrument for removing the hair of armpit hair, leg hair and other parts, thereby being beneficial to female wearing and making up.

In the prior art, a heat dissipation device is usually arranged in the unhairing instrument, an air inlet is formed in the shell, and the fan of the heat dissipation device sucks external air into the internal element of the unhairing instrument through the air inlet to dissipate heat, but in order to reduce the occupation of excessive internal space, the unhairing instrument can be small in whole size and convenient to carry, and the heat dissipation device is provided with only one fan, so that the heat dissipation performance is poor, and the durability of the unhairing instrument is reduced.

Disclosure of Invention

The utility model aims to provide an air duct assembly and a dehairing instrument, which are used for solving the technical problems of poor heat dissipation performance and reduced durability caused by the fact that the whole volume of the existing dehairing instrument is small and the existing dehairing instrument is convenient to carry.

The utility model provides an air duct assembly, which is used for a dehairing instrument, wherein the dehairing instrument comprises a shell and a fan arranged in the shell, a first air inlet, a second air inlet and an air outlet are formed in the shell, the first air inlet is communicated with an air suction inlet of the fan, and the air duct assembly comprises a first air duct and a second air duct arranged on the first air duct;

the first air duct is provided with a first inlet and a first outlet, the first inlet is used for being communicated with a blowing port of the fan, and the first outlet is used for being communicated with the air outlet;

the second air duct is provided with a second inlet and a second outlet, the second outlet is arranged on the first air duct, the second inlet is used for being communicated with the second air inlet, and the second outlet is used for being communicated with the first air duct;

the second air duct sucks air through the air flow in the first air duct, and the cross section area of the second inlet is larger than that of the second outlet.

As a further technical solution, the second air duct tapers from the second inlet to the second outlet.

As a further technical scheme, along the diversion direction of the first air duct, the side wall of the first air duct is provided with a first diversion plate and a second diversion plate, and the first diversion plate and the second diversion plate form the second outlet through dislocation arrangement;

the second guide plate is located at one end of the second outlet and extends outwards to form a third guide plate, and the third guide plate and the first guide plate form the second air channel.

As a further technical solution, the third baffle is bent towards a side facing away from the first baffle relative to the second baffle.

As a further technical scheme, the first guide plate is arc-shaped.

As a further technical scheme, the third guide plate is arc-shaped.

As a further technical scheme, the air duct assembly further comprises a third air duct arranged on the first air duct;

the third air duct is provided with a third inlet and a third outlet, the third inlet is used for being communicated with the air blowing port of the fan, and the third outlet is used for being communicated with the air outlet.

As a further technical scheme, the first air duct comprises a base and a first upper cover, wherein the first upper cover is arranged on the base and is provided with a cover top and a lower cover wall positioned on the lower side of the cover top, and the first inlet and the first outlet are formed in the lower cover wall;

the third air duct is arranged on the upper side of the cover top.

As a further technical scheme, the third air duct comprises a second upper cover and an upper cover wall positioned on the upper side of the cover top, the second upper cover is arranged on the top of the upper cover wall, and the third inlet and the third outlet are formed in the upper cover wall.

Compared with the prior art, the air duct assembly and the dehairing instrument provided by the utility model have the technical advantages that:

the utility model provides an air duct component which is used for a dehairing instrument, wherein the dehairing instrument comprises a shell and a fan arranged in the shell, a first air inlet, a second air inlet and an air outlet are formed in the shell, the first air inlet is communicated with an air suction inlet of the fan, and the air duct component comprises a first air duct and a second air duct arranged on the first air duct; the first air duct is provided with a first inlet and a first outlet, the first inlet is used for being communicated with a blowing port of the fan, and the first outlet is used for being communicated with the air outlet; the second air channel is provided with a second inlet and a second outlet, the second outlet is arranged on the first air channel, the second inlet is communicated with the second air inlet, and the second outlet is communicated with the first air channel; the second air duct sucks air through the air flow in the first air duct, and the cross section area of the second inlet is larger than that of the second outlet.

When the fan works, the air suction opening of the fan sucks external air from the first air inlet, blows the air to the first inlet through the air blowing opening, and then enters the first air channel to form first air flow, the first air flow flows from the first outlet to the first air outlet to be discharged, because the first air flow has a certain flow velocity in flowing, negative pressure can be formed in the second air channel through the second outlet, and external air is sucked into the second air channel through the second air inlet to form second air flow, and then the second air flow is formed in the second air channel, and heat dissipation can be performed on a heating element in the first air channel together through only one fan.

The depilatory device provided by the utility model comprises the air duct assembly, so that the technical advantages and effects achieved by the air duct assembly comprise those achieved by the air duct assembly, and the technical advantages and effects are not described in detail herein.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of a base provided by an embodiment of the present utility model;

FIG. 2 is a schematic view of an air outlet side of an air duct assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic structural diagram of an air duct assembly according to an embodiment of the present utility model;

FIG. 4 is an exploded view of an air duct assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a first outlet when a first cover provided in an embodiment of the present utility model is mounted on a base;

FIG. 6 is a schematic view of a first inlet of a first cover according to an embodiment of the present utility model when the first cover is mounted on a base;

fig. 7 is a schematic diagram of an epilator in accordance with an embodiment of the present utility model.

Icon: 1-a housing; 2-a first air inlet; 3-a second air inlet; 4-an air outlet; 5-a first inlet; 6-a first outlet; 7-a second inlet; 8-a second outlet; 9-a first deflector; 10-a second deflector; 11-a third deflector; 12-a base; 13-a first upper cover; 14-capping; 15-a lower cap wall; 16-a second upper cover; 17-upper lid wall; 18-a third inlet; 19-a third outlet; 20-shielding part.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.

The specific structure is shown in fig. 1 to 7.

The embodiment provides an air duct component and a dehairing instrument, so as to solve the technical problems of poor heat dissipation performance and reduced durability caused by the fact that the whole volume of the existing dehairing instrument is small and convenient to carry.

The utility model provides an air duct component which is used for a dehairing instrument, wherein the dehairing instrument comprises a shell 1 and a fan arranged in the shell 1, a first air inlet 2, a second air inlet 3 and an air outlet 4 are formed in the shell 1, the first air inlet 2 is communicated with an air suction inlet of the fan, and the air duct component comprises a first air duct and a second air duct arranged on the first air duct; the first air duct is provided with a first inlet 5 and a first outlet 6, the first inlet 5 is used for being communicated with a blowing port of the fan, and the first outlet 6 is used for being communicated with the air outlet 4; the second air duct is provided with a second inlet 7 and a second outlet 8 which is arranged on the first air duct, the second inlet 7 is used for being communicated with the second air inlet 3, and the second outlet 8 is used for being communicated with the first air duct; the second air duct draws air through the air flow in the first air duct, and the cross-sectional area of the second inlet 7 is greater than the cross-sectional area of the second outlet 8.

In this embodiment, when the fan works, the air inlet of the fan sucks external air from the first air inlet 2 and blows the air to the first air inlet 5 through the air blowing opening, so that the air enters the first air channel and forms first air flow, the first air flow flows from the first outlet 6 to the first air outlet 4 and is discharged, because the first air flow has a certain flow velocity in flowing, negative pressure can be formed in the second air channel through the second outlet 8, and external air is sucked into the second air inlet 7 through the second air inlet 3, so that the second air flow is formed in the second air channel, and two air flows can be formed by only one fan to dissipate heat of a heating element in the first air channel together, so that the heat dissipation effect and durability of the dehairing instrument are improved, and the inner space of the housing 1 is not occupied too much, so that the dehairing instrument can be integrally small and conveniently carried, and meanwhile, because the cross section area of the second inlet 7 is larger than that of the second outlet 8, the wind speed at the second outlet 8 is larger than that at the second inlet 7, so that the second air flow enters the first air channel, and the heat dissipation effect is further improved.

In this embodiment, the top at shell 1 is seted up to first air intake 2, and the air inlet direction of first air intake 2 is vertical downwards to blow in first wind channel through the fan level, in the lateral wall at shell 1 is seted up to second air intake 3, in the air inlet direction level of second air intake 3 enters into the second wind channel, makes the second air current can be better with first air current converging, avoids producing turbulent flow and vortex between first air current and the second air current, improves the radiating effect to the piece that generates heat in the first wind channel.

The second outlet 8 is disposed on the first air duct, and corresponds to an inlet for air into the first air duct.

In this embodiment, the second airflow is formed according to the principle that when the first airflow is flowing, the first airflow has a certain flow velocity, so that a low pressure is generated near the first airflow, and a negative pressure is generated in the second air duct through the second outlet 8, so that a suction force is generated to suck external air into the second air duct through the second air inlet 3 and form the second airflow.

In an alternative solution of this embodiment, the second air duct tapers from the second inlet 7 to the second outlet 8. The second air flow is gradually accelerated from the second inlet 7 to the second outlet 8, so that the acceleration of the second air flow is stable, and the heat dissipation effect is improved.

In this embodiment, the second air duct is not limited to this, and the cross-sectional area of the second air duct from the second inlet 7 to the second outlet 8 may be increased and then decreased, or any other alternative form may be used, so long as the speed increasing requirement is met.

In an alternative technical scheme of the embodiment, along the flow guiding direction of the first air duct, the side wall of the first air duct is provided with a first flow guiding plate 9 and a second flow guiding plate 10, and the first flow guiding plate 9 and the second flow guiding plate 10 form a second outlet 8 through dislocation arrangement; the second deflector 10 is located at one end of the second outlet 8 and extends outwards to form a third deflector 11, and the third deflector 11 and the first deflector 9 form a second air channel.

In this embodiment, first aviation baffle is located the upper reaches of first wind channel water conservancy diversion direction, second aviation baffle is located the low reaches, and the second aviation baffle is located the outside of first aviation baffle water conservancy diversion direction, first air current 9 and the corresponding tip of second aviation baffle 10 form dislocation set promptly, effectively avoid first air current to pass through first aviation baffle 9 after being discharged by second export 8, guarantee simultaneously that first air current can have the adsorption effect in first export 6 after passing through first aviation baffle 9, simultaneously the tip that second aviation baffle 10 corresponds first aviation baffle 9 continues to extend and forms third aviation baffle 11, make third aviation baffle 11 and first aviation baffle 9 form the second wind channel, the second wind channel integration is on first wind channel promptly, moreover, the steam generator is simple in structure, and is convenient to manufacture, reduces occupation space, improves space utilization and stable in structure.

In this embodiment, the second inlet 7 is formed between the end of the first baffle 9 away from the second baffle 10 and the end of the third baffle 11 away from the second baffle 10.

In an alternative solution of this embodiment, the third baffle 11 is bent towards the side facing away from the first baffle 9 with respect to the second baffle 10. The cross-sectional area of the second inlet 7 formed between the third guide plate 11 and the first guide plate 9 is increased, the air inlet quantity and the air inlet effect of the second air channel are improved, and then the heat dissipation effect is improved.

In the alternative technical scheme of this embodiment, first import 5 just right first guide plate 9, and the piece that generates heat is located the horizontal of first guide plate 9, and first guide plate 9 is the arc setting, and the air current direction that can be better with first import 5 turns to transversely, conveniently dispels the heat to the piece that generates heat, improves the radiating effect.

In this embodiment, the third baffle 11 may be linear, and the first baffle 9 and the third baffle 11 cooperate with each other to form a second air channel with a gradually reduced cross-sectional area from the second inlet 7 to the second outlet 8, so as to improve the wind speed when the second air flow enters the first air channel, and improve the heat dissipation effect.

Preferably, the third guide plate 11 is arc-shaped and is matched with the arc-shaped first guide plate 9 to form a horn-shaped second air channel, so that the guide effect of the first guide plate 9 and the third guide plate 11 on the second air flow is improved, turbulence and vortex are avoided, and the heat dissipation effect is further improved.

In an alternative technical solution of the embodiment, the air duct assembly further includes a third air duct disposed on the first air duct; the third air duct has a third inlet 18 for communication with the air outlet of the fan and a third outlet 19 for communication with the air outlet 4.

In this embodiment, the wind channel subassembly is provided with three wind channel, wherein first wind channel and second wind channel cooperation dispel the heat to the piece that generates heat in the first wind channel, set up another piece that generates heat in the third wind channel, the fan is bloied in to the third wind channel and is formed the third air current, the third air current dispels the heat to the piece that generates heat in the third wind channel, two pieces that generate heat independently set up respectively in first wind channel and third wind channel and independently dispel the heat, avoid mutual influence, improve the radiating effect, simultaneously through a fan air feed, do not occupy too much shell 1 inner space, make the appearance that moults can whole volume less portable.

In an alternative technical scheme of the embodiment, the first air duct comprises a base 12 and a first upper cover 13, the first upper cover 13 is covered on the base 12, the first upper cover 13 is provided with a cover top 14 and a lower cover wall 15 positioned at the lower side of the cover top 14, and the lower cover wall 15 is provided with a first inlet 5 and a first outlet 6; the third air duct is provided on the upper side of the cover top 14.

In this embodiment, the first baffle 9 has two parts, one part is located the lateral wall of the base 12, the other part is located the lower cover wall 15 of the first upper cover 13, when the first upper cover 13 is buckled with the base 12, the two parts of the first baffle 9 are in butt joint, the second baffle 10 and the third baffle 11 are buckled with the lower side of the cover top 14 through the first buckle structure, the installation and the disassembly are convenient, and the heating element is convenient to set on the base 12, meanwhile, the first air flow can act in the base 12 and the first upper cover 13, the heat dissipation effect is improved, meanwhile, the first inlet 5 and the first outlet 6 are arranged on the lower cover wall 15 of the first upper cover 13, the structure of the base 12 is not damaged, and the manufacture is convenient.

In an alternative solution of this embodiment, the third air duct includes a second upper cover 16 and an upper cover wall 17 located on the upper side of the cover top 14, where the second upper cover 16 covers the top of the upper cover wall 17, and the upper cover wall 17 is provided with a third inlet 18 and a third outlet 19.

In this embodiment, the second upper cover 16 and the first upper cover 13 are fastened together by the second fastening structure, but may be connected by other connection methods, which may be connected by a bolt connection or a positioning pin, so that the installation and the disassembly are convenient, and the heating element is conveniently arranged on the top 14 of the first upper cover 13, and the second upper cover 16, the top 14 of the first upper cover 13 and the upper cover wall 17 are matched to form a third air channel. The third inlet 18 and the third outlet 19 are formed in the upper cover wall 17 of the first upper cover 13, the first inlet 5 corresponds to the third inlet 18, the first outlet 6 corresponds to the third outlet 19, the overall coordination is high, air inlet and air outlet are convenient, and the heat dissipation effect is improved. Preferably, the first inlet 5 is communicated with the third inlet 18, the first outlet 6 is communicated with the third outlet 19, and the flow guiding effect is convenient to manufacture and improved. Specifically, the upper cover wall 17 and the lower cover wall 15 of the first upper cover 13 form a side wall, an inlet and an outlet are formed in the side wall, the cover top 14 of the first upper cover 13 divides the inlet into a first inlet 5 and a third inlet 18, the outlet is divided into a first outlet 6 and a third outlet 19, meanwhile, the second upper cover 16 is located at the third outlet 19 and is inclined downwards to form a shielding part 20, the shielding part 20 is used for shielding the third outlet 19, and at the moment, the third outlet 19 is communicated with the first outlet 6 through a gap between the shielding part 20 and the cover top 14 of the first upper cover 13 to realize wind.

In this embodiment, the heat generating element disposed on the base 12 may be a lamp tube, and the heat generating element disposed on the top 14 of the first upper cover 13 may be a heat sink.

The depilatory device provided in this embodiment includes the air duct assembly, so that the technical advantages and effects achieved by the depilatory device include those achieved by the air duct assembly, and are not described herein.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The utility model provides an air duct assembly, is used for the appearance that moults, moults appearance includes shell (1) and set up in the fan in shell (1), first air intake (2), second air intake (3) and air outlet (4) have been seted up on shell (1), first air intake (2) communicate with the inlet scoop of fan, its characterized in that, air duct assembly includes first wind channel and sets up the second wind channel on the first wind channel;

the first air duct is provided with a first inlet (5) and a first outlet (6), the first inlet (5) is used for being communicated with a blowing port of the fan, and the first outlet (6) is used for being communicated with the air outlet (4);

the second air duct is provided with a second inlet (7) and a second outlet (8) arranged on the first air duct, the second inlet (7) is used for being communicated with the second air inlet (3), and the second outlet (8) is used for being communicated with the first air duct;

the second air duct sucks air through the air flow in the first air duct, and the cross section area of the second inlet (7) is larger than that of the second outlet (8).

2. A tunnel assembly according to claim 1, characterized in that the second tunnel tapers from the second inlet (7) to the second outlet (8).

3. The air duct assembly according to claim 2, characterized in that the side wall of the first air duct is provided with a first deflector (9) and a second deflector (10) along the direction of flow of the first air duct, and the first deflector (9) and the second deflector (10) form the second outlet (8) by being arranged in a staggered manner;

the second guide plate (10) is located at one end of the second outlet (8) and extends outwards to form a third guide plate (11), and the third guide plate (11) and the first guide plate (9) form the second air channel.

4. A wind tunnel assembly according to claim 3, characterised in that the third deflector (11) is bent towards the side facing away from the first deflector (9) in relation to the second deflector (10).

5. A wind tunnel assembly according to claim 3, characterised in that the first deflector (9) is arc-shaped.

6. A wind tunnel assembly according to claim 4, characterised in that the third deflector (11) is arc-shaped.

7. The air chute assembly according to any one of claims 1-6, further comprising a third air chute disposed on the first air chute;

the third air duct is provided with a third inlet (18) and a third outlet (19), the third inlet (18) is used for being communicated with a blowing port of the fan, and the third outlet (19) is used for being communicated with the air outlet (4).

8. The air duct assembly according to claim 7, characterized in that the first air duct comprises a base (12) and a first upper cover (13), the first upper cover (13) is covered on the base (12), and the first upper cover (13) is provided with a cover top (14) and a lower cover wall (15) positioned at the lower side of the cover top (14), and the first inlet (5) and the first outlet (6) are formed on the lower cover wall (15);

the third air duct is arranged on the upper side of the cover top (14).

9. The air duct assembly according to claim 8, characterized in that the third air duct comprises a second upper cover (16) and an upper cover wall (17) located on the upper side of the cover top (14), the second upper cover (16) is arranged on the top of the upper cover wall (17), and the third inlet (18) and the third outlet (19) are arranged on the upper cover wall (17).

10. An epilator comprising a tunnel assembly as claimed in any one of claims 1-9.

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