WO2019136895A1

WO2019136895A1 - Hair dryer housing structure and hair dryer

Info

Publication number: WO2019136895A1
Application number: PCT/CN2018/086675
Authority: WO
Inventors: 孟凡迪
Original assignee: 舒可士（深圳）科技有限公司
Priority date: 2018-01-09
Filing date: 2018-05-14
Publication date: 2019-07-18
Also published as: CN108013575A; CN108013575B

Abstract

Provided are a hair dryer housing structure and a hair dryer, relating to the field of home appliances. The housing structure comprises: an integrally formed body housing, an integrally formed handle housing, and an inner support piece. The body housing is used for accommodating a hair dryer body, and a side wall of the body housing is provided with an operation hole; the front end of the inner support piece is used for detachably connecting to the hair dryer body which is exposed through the operation hole; the handle housing sleeves the inner support piece and the front end of the handle housing snap-fits with the operation hole. The hair dryer housing structure provided by the embodiment of the present invention facilitates the assembly of hair dryers and enhances the tactile feel and aesthetics of the hair dryer housing because of the integrally formed handle housing and body housing.

Description

Hair dryer shell structure and hair dryer

The present disclosure claims priority to Chinese Patent Application No. 201810018659.8, entitled "A Hair Dryer Shell Structure and Hair Dryer", filed on January 9, 2018, the entire contents of which are incorporated by reference. In the present disclosure.

Technical field

The present disclosure relates to the field of electrical appliances, and more particularly to a hair dryer housing structure and a hair dryer.

Background technique

The hair dryer plays a drying role by generating a wind having a specific temperature, and includes: a hair dryer body, a body casing sleeved outside the hair dryer body, a handle casing connected to the side wall of the body casing, a switching element disposed on the handle casing, a main control element disposed inside the handle housing and electrically connected to the hair dryer body and the switching element, and a power cord electrically connected to the main control element and passing through the rear end of the handle housing.

In the prior art, in order to facilitate assembly of the hair dryer, the body housing includes: a first body housing and a second body housing that are dockable, the handle housing includes: a first handle housing and a second handle housing that are dockable, and first The body casing is integrally formed with the first handle casing, and the second body casing is integrally formed with the second handle casing. Moreover, the body housing and the handle housing are each provided with a threaded counterbore to securely connect the corresponding housing to the components therein.

The inventors have found that the prior art has at least the following technical problems:

In the prior art, the body casing and the handle casing are both arranged in two halves. After assembly, the joints of the casings form small gaps, and the two casings are provided with screw holes for connecting with internal components through screws. Factors can cause the hair dryer casing to have a poor touch and is not conducive to its aesthetics.

Public content

In order to overcome the problems in the related art, the present disclosure provides a hair dryer housing structure and a hair dryer, the technical solution is as follows:

In one aspect, a hair dryer housing structure is provided, the housing structure comprising: an integrally formed body housing, an integrally formed handle housing, and an inner support member;

The body casing is for accommodating a hair dryer body, and a working hole is disposed on a sidewall of the body casing;

The front end of the inner support member is detachably connected to the hair dryer body exposed in the working hole;

The handle shell is sleeved on the outside of the inner support member, and the front end is engaged with the working hole.

In a possible implementation, the rear end of the inner support is detachably connected to the rear end of the handle housing.

In a possible implementation, the rear end of the handle housing is connected to the rear end of the inner support by a detachable fastener;

The outer casing structure further includes a cover plate mounted at a rear end of the handle outer casing.

In a possible implementation, the fastener is a screw.

In a possible implementation, the rear end of the handle housing is engaged with the rear end of the inner support.

In a possible implementation, the handle housing includes: a handle housing body; a snap body formed at a front end of the handle housing body;

The card body is engaged with the working hole.

In a possible implementation, the inner support comprises: an inner support body, a connecting body disposed at a front end of the inner support body;

The connector is for detachable connection with the hair dryer body.

In another aspect, a hair dryer is provided, the hair dryer comprising any of the hair dryer housings mentioned above.

In a possible implementation, the hair dryer further includes: a hair dryer body disposed inside the body casing, a main control component disposed on the inner support, and a switch disposed on the handle casing Components, and, power cords;

The hair dryer body has a connection area exposed in the working hole, and the connection area is detachably connected to a front end of the inner support member;

The hair dryer body is electrically connected to the main control element;

The switching element is electrically connected to the main control element;

The power cord is electrically connected to the main control component and passes through a rear end of the handle housing.

In a possible implementation, the connecting zone is connected to the front end of the inner support by screws;

The rear end of the handle housing is coupled to the rear end of the inner support by screws.

In a possible implementation, the air outlet of the hair dryer body is provided with an air guiding structure, and the air guiding structure comprises: a supporting body installed at the air outlet;

A tapered flow guide disposed in a middle portion of the support body, the outer diameter of the tapered flow guide gradually increasing in the wind direction.

In a possible implementation, the outer wall of the conical fluid guide is provided with a plurality of flow guiding grooves in the axial direction.

The beneficial effects brought by the technical solutions provided by the embodiments of the present disclosure are:

The hair dryer outer casing structure provided by the embodiment of the present disclosure is provided by integrally forming the outer body and the integrally formed handle outer casing, and the handle outer casing is engaged with the working hole opened on the main body casing, and the outer surface avoids the use of the connecting member, and thus does not There will be problems with the attachment of the connector, which can improve the feel and overall aesthetics of the hair dryer casing. At the same time, by providing the inner support member, it can not only connect with the hair dryer body inside the body casing, but also can install the main control component to realize the fixing of the internal components of the hair dryer. Sealing and protection of the above internal components, especially the main control components, is achieved by arranging the handle housing outside the inner support. It can be seen that the structure of the hair dryer shell provided by the embodiment of the present disclosure not only facilitates the assembly of the hair dryer, but also integrates the handle shell and the body shell integrally, which is beneficial to improve the touch and aesthetics of the hair dryer shell.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present disclosure. Other drawings may also be obtained from those of ordinary skill in the art in light of the inventive work.

1 is an exploded view of a first type of hair dryer provided with a hair dryer housing structure provided by an embodiment of the present disclosure;

2 is an exploded view of a second type of hair dryer provided with a hair dryer housing structure provided by an embodiment of the present disclosure;

3 is a combination diagram of a hair dryer provided with an air outlet net and an air guiding structure according to an embodiment of the present disclosure;

4 is a schematic structural view of an air guiding structure provided by an embodiment of the present disclosure.

The reference numerals indicate:

1-body shell,

101-working hole, 102-wind inlet net, 103-wind net, 104-wind nozzle, 105-wind guide structure,

105-wind guide structure, 10511-ring support, 10512-wind guide,

2-handle housing, 201-handle housing body, 202-card connector,

3-inner support, 301-inner support body, 302-connector,

4-cover,

5-screw,

M-hair dryer body, M1-connection area,

N-master component,

P-switching element,

F-Power cord.

Detailed ways

Unless otherwise defined, all technical terms used in the embodiments of the present disclosure have the same meaning as commonly understood by those skilled in the art. The embodiments of the present disclosure will be further described in detail below with reference to the accompanying drawings.

It should be noted that the front and rear directions in the "front end" and the "rear end" according to the embodiment of the present disclosure are based on the orientation shown in FIG. 1 : the position of the main body casing 1 is the front, and the position of the handle outer casing 2 is the rear. That is, the body casing 1 and the handle casing 2 are disposed in order from front to back.

In one aspect, an embodiment of the present disclosure provides a hair dryer housing structure. As shown in FIG. 1, the hair dryer housing structure includes: an integrally formed body housing 1, an integrally formed handle housing 2, and an inner support member 3. The body casing 1 is for accommodating the hair dryer body M, and the working body 101 is disposed on the side wall of the body casing 1; the front end of the inner support member 3 is detachably connected to the hair dryer body M exposed to the working hole 101. The handle housing 2 is sleeved on the outside of the inner support member 3, and the front end of the handle housing 2 is engaged with the working hole 101.

The embodiment of the present disclosure provides a hair dryer housing structure. When the assembly of the hair dryer is performed, the hair dryer body M can be placed inside the body housing 1 and then the front end of the inner support member 3 is exposed to the working hole 101. The hair dryer body M is connected, and the main control element N and the power supply line F of the hair dryer are mounted on the inner support member 3. Subsequently, the handle outer casing 2 is sleeved outside the inner support member 3, and the power supply line F is The rear end of the handle housing 2 is taken out, and then the front end of the handle housing 2 is engaged with the working hole 101 on the side wall of the main body housing 1, so that the assembly of the hair dryer can be realized.

In summary, the hair dryer housing structure provided by the embodiment of the present disclosure is configured by providing an integrally formed body housing 1 and an integrally formed handle housing 2, and engaging the handle housing 2 with the working hole 101 formed in the body housing 1, The outer surface avoids the use of connectors, such as screws, so that the connector is not exposed, improving the feel and overall aesthetics of the hair dryer housing. At the same time, by providing the inner support member 3, it can be connected not only to the hair dryer body M inside the main body casing 1, but also to the main control element N for fixing the components inside the hair dryer. The sealing and protection of the above internal components, in particular the main control element N, is achieved by arranging the handle housing 2 outside the inner support 3. It can be seen that the structure of the hair dryer housing provided by the embodiment of the present disclosure not only facilitates the assembly of the hair dryer, but also integrally forms the handle housing 2 and the body housing 1 to improve the touch and aesthetics of the hair dryer housing.

In addition, in the prior art, a small gap is formed at the abutting portion of the outer casing, and the threaded counterbore provided on the outer casing is also easy to invade the inside of the hair dryer by impurities such as water and dust, and in particular, the main control component is installed in the handle outer casing, once Intrusion of impurities will affect the normal operation of the hair dryer and reduce its service life. In the embodiment of the present disclosure, by integrally forming the body casing 1 and the handle casing 2, the sealing property of the hair dryer casing is significantly improved, and the probability of intrusion of impurities such as water and dust into the interior of the hair dryer is effectively reduced, and the hair dryer is improved. The service life is of great significance.

It should be noted that the air inlet and the air outlet are provided at both ends of the main body casing 1. The rear end of the handle housing 2 is provided with a wire hole for allowing the power cable F to pass through, and a sealing ring may be disposed on the inner wall of the wire hole to seal the gap between the wire hole and the power line F, further Improve the sealing of the hair dryer casing. A mounting hole for mounting the switching element P is further disposed on the side wall of the handle housing 2 to provide the switching element P therein and electrically connected to the main control element N, thereby realizing operation control of the hair dryer.

Further, in order to improve the stability of the structure of the hair dryer housing, the rear end of the inner support member 3 may be detachably coupled to the rear end of the handle housing 2. That is, when assembled, the front end of the handle housing 2 is engaged with the working hole 101, and then the rear end of the handle housing 2 is connected to the rear end of the inner support member 3, so as to ensure that the inner support member 3 is in the handle housing 2 The inside is stably supported, thereby enabling it to stably support the hair dryer body M. In addition, by detachably connecting the handle housing 2 and the inner support member 3, the assembly and disassembly is facilitated, and the assembly process described above is simple and easy to operate.

For an example of how to achieve a detachable connection between the rear end of the handle housing 2 and the rear end of the inner support 3, an example is given below:

As an example, as shown in Fig. 1, the rear end of the handle housing 2 can be connected to the rear end of the inner support 3 by a detachable fastener. Moreover, the outer casing structure further includes: a cover 4 attached to the rear end of the handle outer casing 2.

By using a detachable fastener, the rear end of the handle housing 2 can be connected to the rear end of the inner support member 3, and when the disassembly is required, the fastener can be removed. Based on the presence of the fastener, in order to improve the aesthetics of the hair dryer casing, the hair dryer casing structure further includes a cover plate 4 to cover the rear end of the handle casing 2, thereby sealing the fastener therein, preventing It is exposed.

It can be understood that when the rear end of the handle housing 2 is provided with the cover 4, the cover 4 is also provided with a cable through hole for the power supply line F to pass through, and also can be used on the cable through hole. Set the seal to improve the tightness of the hair dryer.

As mentioned above, the cover 4 is attached to the rear end of the handle housing 2, and in order to make the mounting of the cover 4 fast and reliable, the cover 4 can be attached to the rear end of the handle housing 2 by snapping or snapping. For example, at least one block may be disposed on the peripheral side wall of the cover 4, and a card slot adapted to the block is disposed at the rear end of the handle housing 2, and the block of the cover 4 is installed during installation. The adapter plate is inserted into the card slot to realize the installation of the cover 4.

The block may be an elastic block. For example, the block may include a connecting portion disposed on a side wall of the cover 4 (for example, may be disposed along an axial direction of the cover 4) and outward in a radial direction. a snap portion that is connected to the end of the connecting portion. In a possible implementation, the connection can be compressed in the radial direction. Correspondingly, the card slot may include: a guiding slot disposed on the inner wall of the rear end of the handle housing 2 in the axial direction, and a latching groove communicating outwardly with the end of the guiding slot in the radial direction.

During installation, by snapping the connection portion of the block radially, the engaging portion passes through the guiding groove until it is released and clamped in the engaging groove. When disassembling, by pulling the cover 4 outward, the connecting portion of the block is contracted in the radial direction, so that the engaging portion can be withdrawn from the engaging groove.

For the fasteners described above for fastening the handle housing 2 and the inner support 3, it may be a screw, a fastening pin or the like, as an example, as shown in Figure 1, the fastener may be a screw 5 ( Can also be understood as a screw).

In a possible implementation, at least one connecting block can be arranged on the inner wall of the rear port of the handle housing 2, while a screw hole is provided on the connecting block. Correspondingly, a corresponding connecting block is arranged at the rear end of the inner support member 3, an internal threaded hole corresponding to the screw 5 is arranged on the connecting block, or the rear end of the inner support member 3 is directly arranged to fit the screw 5. The internal threaded hole is provided so that the screw 5 can be screwed through the screw hole on the rear end of the handle housing 2 to the internal thread hole of the rear end of the inner support member 3.

As another example, the rear end of the handle housing 2 can be engaged with the rear end of the inner support member 3, so that a fast and stable connection between the two can be achieved when the front end of the handle housing 2 is moved to the working hole 101. When it is engaged and snapped, its rear end is also engaged with the rear end of the inner support 3 at the same time. For example, a first latching member may be disposed at a rear end of the handle housing 2, and a second latching member may be disposed at a rear end of the inner support member 3, by adapting the first latching member and the second latching member to the card. Just pick it up.

For example, the first clip can be a male snap, and the second clip can be a female snap that fits the male snap.

For the handle housing 2, in consideration of the convenience at the time of hand-holding, and the stability of the inner support member 3 in its connection with the hair dryer body M, it is possible to adaptively design the structure at different positions. In the embodiment of the present disclosure, as shown in FIG. 1 , the handle housing 2 includes a handle housing body 201 and a latching body 202 formed at a front end of the handle housing body 201 . The latch body 202 is engaged with the working hole 101 .

By arranging the handle housing 2 as the handle housing body 201, it is designed to be easily grasped by hand. For example, the handle housing body 201 may be arranged in a straight cylindrical shape, or may be arranged in a curved cylindrical shape, or four finger grooves adapted to the fingers may be disposed on the outer wall of the handle housing body 201.

The engaging body 202 is provided at the front end of the handle housing body 201 to be engaged with the fitting of the working hole 101. It can be understood that the shape and size of the engaging body 202 are matched with the shape and size of the working hole 101, and the shape and size of the working hole 101 are adapted to the shape and size of the connecting area M1 on the hair blowing body M. .

The working hole 101 may be a circular hole, a rectangular hole, or a regular polygonal hole or the like. For example, when the working hole 101 is in the shape of a round hole, the engaging body 202 can be disposed as an umbrella structure in which the port is matched with the working hole 101, so that not only can provide a larger installation space, but also The structural change of the handle housing 2 is smoothly transitioned to ensure its strength. At this time, the diameter of the engaging body 202 of the umbrella structure is gradually reduced from front to back. Specifically, the rear end of the engaging body 202 is a small diameter end, and is connected to the handle housing body 201, and the front end of the engaging body 202 It is a large diameter end and is used for fitting and engaging with the working hole 101. The diameter of the handle housing body 201 may be equal to the diameter of the small diameter end of the latch body 202.

For example, how to implement the locking between the card body 202 and the working hole 101, as an example, a plurality of radially expandable card blocks may be disposed in the circumferential direction at the front end of the card body 202, so that the plurality of cards are The block can be caught in the working hole 101 and can be opposed to the inner wall of the working hole 101.

For the inner support member 3, it is required to be properly disposed inside the handle housing 2, and it is required to be stably connected with the hair dryer body M. In the embodiment of the present disclosure, as shown in FIG. 1, the inner support member 3 includes an inner support body 301 and a connecting body 302 disposed at the front end of the inner support body 301. The connecting body 302 is used for detachable connection with the hair dryer body M.

By providing the inner support body 301, it can be fitted inside the handle housing 2. For example, it may be provided in a straight plate shape, or may be provided in other structures having a mounting plane, such as a semi-cylindrical shape, as long as it has a mounting plane for mounting the main control element N thereon.

It should be noted that, in consideration of the need to connect the rear end of the inner support body 301 to the rear end of the handle housing body 201, regardless of the structure of the inner support body 301, the rear end of the inner support body 301 must be provided with a mounting base or a connecting block. The mounting structure is connected to the rear end of the handle housing 201.

The connecting body 302 is provided to be fitted to the hair blowing body M exposed in the working hole 101. As mentioned above, the connecting body 302 is detachably connected to the hair blowing body M. As an example, the detachable connection can be realized by a detachable fastener, for example, the fastener can be a screw 5, at this time, A correspondingly threaded internal threaded hole is provided in the engaging body 202 and the hair blowing body M, and the detachable connection between the two is achieved by screwing the screw 5 to the internally threaded hole. It can be understood that the internally threaded hole on the hair dryer body M can be disposed on the outer casing without affecting the normal operation of its functional components.

In the embodiment of the present disclosure, the connecting body 302 of the inner support member 3 can be arranged in an umbrella shape, that is, the diameter thereof is gradually reduced from front to back, so that the structure is smoothly transitioned, and the connection strength is ensured to realize the hair dryer body M. A stable connection between.

In addition, a plurality of blocks may be disposed on the end surface of the connecting body 302 of the inner support member 3 in the circumferential direction, and a plurality of card slots are disposed at corresponding positions on the hair dryer body M, so that the connecting body 302 and the hair dryer are provided. The body M can be accurately positioned when connected, which facilitates quick installation.

In another aspect, embodiments of the present disclosure also provide a hair dryer comprising any of the above-described hair dryer housings.

It can be understood that, based on the above-mentioned hair dryer casing, the hair dryer provided by the embodiment of the present disclosure has the advantages of comfortable touch, strong appearance, good sealing property, and the like, and is advantageous for improving product competitiveness.

Further, as shown in FIG. 1, the hair dryer further includes: a hair dryer body M disposed inside the body casing 1, a main control element N disposed on the inner support member 3, and a switching element disposed on the handle housing 2 P, and, power line F. The hair dryer body M has a connection area M1 exposed in the working hole 101, and the connection area M1 is detachably connected to the front end of the inner support member 3; the hair dryer body M is electrically connected to the main control element N; and the switching element P and The main control element N is electrically connected; the power supply line F is electrically connected to the main control element N, and is passed through the rear end of the handle housing 2.

It can be understood that the end of the power cord F can be provided with a plug, and when applied, power is supplied to the hair dryer by plugging the power cord F onto the external power source. By operating the switching element P, the main control element N controls the blower body M to perform a blowing operation.

In a possible implementation, the hair dryer body M comprises at least a housing, a fan element and an electric heating element. Wherein, the fan element comprises: an electric motor disposed inside the casing and electrically connected to the main control element N, and a fan blade disposed outside the casing and connected to the output shaft of the electric motor. Under the control of the main control element N, the output shaft of the motor rotates, thereby driving the blade to rotate, so that air is taken in by the air inlet on the main body casing 1, and the air is blown from the air outlet on the main body casing 1.

The electric heating element comprises: an electric heating wire disposed inside the casing and electrically connected to the main control element N. Under the control of the main control element N, the electric heating wire is heated, so that the cold air thus passed becomes hot air, and is blown out by the air outlet.

The connection area M1 of the hair dryer body M may be disposed on the outer wall of the housing thereof. For example, in the embodiment of the present disclosure, the connection area M1 is detachably coupled to the front end of the inner support member 3 by screws 5. Specifically, a plurality of correspondingly communicating threaded holes are provided in the connecting portion M1 on the outer wall of the casing and the connecting body 302 of the inner support member 3, so that the screws 5 are simultaneously screwed with the threaded holes of the both.

For the above-mentioned main control element N, it can be designed in the form of a printed circuit board, and can be fixed to the inner support member 3 by a connecting member such as a screw. Meanwhile, the main control element N can be disposed on the handle housing 2 The upper switching element P is opposite.

The main control element N is electrically connected to the motor and the electric heating wire of the hair dryer body M to perform work control on the two. It can be understood that the main control element N is electrically connected to the electric motor and the electric heating wire through the cable. The cable is led out by the inner support 3 and passes through the working hole 101 up to the inside of the housing of the blower body M.

The main control element N is electrically connected to the switching element P, and the two can be electrically connected by means of electrical contacts or electrically connected by wires.

For example, the switching element P may include: a switch button, and further, may further include: a temperature adjustment button or a push button, a speed control button or a push button. Wherein, by pressing the switch button, the electronic contact thereon is brought into contact with the electronic contact on the main control element N, so that the main control element N controls the on/off of the motor and/or the electric heating wire.

By pressing or pushing or pulling the temperature adjustment button or the push button, the electronic contact on the main contact element is in contact with the electronic contact on the main control element N, so that the main control element N controls the temperature of the electric heating wire, thereby realizing the wind temperature. Adjustment.

By pressing or pushing or pulling the speed control button or push button, the electronic contact on the main contact element is brought into contact with the electronic contact on the main control unit N, so that the main control element N controls the rotation speed of the motor, thereby realizing the adjustment of the wind speed.

Further, a display screen component for displaying operating parameters such as wind speed and air temperature may be provided on the handle housing 2, which is also electrically connected to the main control element N for adaptive display when performing wind speed and air temperature adjustment. Corresponding wind speed level and wind temperature level.

It can be understood that the two ends of the main body casing 1 are respectively provided with an air inlet and an air outlet, and in order to isolate the outer wall impurities and improve the flow guiding effect on the wind and the wind, as shown in FIG. 2 and FIG. The air inlet net 102 and the air outlet net 103 may also be respectively disposed at the air inlet and the air outlet.

By way of example, both the inlet web 102 and the outlet web 103 comprise an annular support, a mesh body disposed within the annular support. Wherein, the mesh body of the air inlet net 102 protrudes outward from the annular support in a direction opposite to the wind direction. Wherein, the mesh body of the air outlet net 103 protrudes outward from the annular support in a direction opposite to the wind direction.

The "wind direction" as used in the embodiment of the present disclosure refers to the direction in which the wind flows from the air inlet to the air outlet.

In order to achieve the purpose of reducing the wind resistance of the air inlet net 102 and the air outlet net 103, an annular center connection point may be provided in the middle of the mesh body of the air inlet net 102 and the air outlet net 103.

In order to enable the wind blown out by the hair dryer to be blown out in a specific direction, in the embodiment of the present disclosure, as shown in FIG. 2, the air outlet 104 is further provided at the air outlet of the hair dryer body. The air outlet net 103 and the air nozzle 104 are sequentially disposed along the wind direction.

For the structure of the tuyere 104, it may include a connecting body and a nozzle body which are sequentially connected, wherein the connecting body is installed at the air outlet, and the nozzle body may be set to a specific shape to obtain a specific wind direction, and the connecting body The inner cavity structure is arranged to enable the smooth flow of the air to the mouth. For example, the mouth body may be arranged in a rectangular flat cavity shape.

Further, as shown in FIG. 2, the embodiment of the present disclosure may further provide an air guiding structure 105 at the air outlet. As shown in FIG. 4, the air guiding structure 105 includes: installed at an air outlet of the hair dryer body. The support body 1051 is disposed at a central portion of the support body 1051, and the outer diameter of the tapered guide fluid 1052 is gradually increased along the wind direction.

The embodiment of the present disclosure installs an air guiding structure at the air outlet of the hair dryer body to reduce the wind resistance. Specifically, the support body 1051 is provided at the air outlet to provide support for the air guiding mechanism; by setting in the middle of the support body 1051 The conical fluid guide 1052 is tapered and its outer diameter is gradually increased along the wind direction. The above structure of the conical fluid guide 1052 will significantly reduce the friction between it and the wind, and the wind is in the conical fluid guide 1052. The diversion effect gradually diverges, thereby achieving the purpose of reducing the resistance to the wind.

In addition, the tapered conductive fluid 1052 also functions as a central connection point, but by the above definition of its structure, the tapered conductive fluid 1052 facilitates reducing the resistance to the wind, as compared to the planar central connection point. It also achieves the purpose of uniform flow of the wind.

Moreover, as shown in FIG. 3, the air outlet net 103 and the air guiding structure 105 may be sequentially disposed in the wind direction.

In order to improve the flow guiding effect of the tapered conducting fluid 1052 to achieve further reduction of wind resistance, the embodiment of the present disclosure provides a plurality of guiding grooves in the axial direction on the outer wall of the tapered guiding fluid 1052. That is, each of the flow guiding grooves extends from the one end facing the air inlet to the one end facing the air outlet on the outer wall of the tapered conductive body 1052, and the plurality of guiding grooves are evenly distributed along the circumferential direction of the tapered conductive body 1052. .

Further, the guiding groove is arranged as a curved groove to enlarge the area of the guiding groove to achieve the purpose of optimizing the resistance reducing effect. For each of the guide channels, the direction of the bend is the same as that of the fan inside the blower, so that the wind exits the guide groove along its original swirl direction, which further reduces the wind resistance.

In the embodiment of the present disclosure, the tapered top of the tapered guiding fluid 1052 is set as a spherical structure, and since the outgoing air first contacts the cone top of the tapered guiding fluid 1052, the cone top is set as a spherical structure, which is advantageous for the wind. Uniform distribution is carried out to improve the uniformity of the flow.

In order to allow the wind to be evenly distributed through the tapered top of the tapered guide fluid 1052 and directly flow through the flow guiding groove on the outer wall thereof, the spherical structure on the top of the cone may be a hemisphere. In order to uniformly conduct the outflow of the wind, in the embodiment of the present disclosure, the tapered guide fluid 1052 coincides with the central axis of the air inlet.

In view of the purpose of making the hair dryer lightweight, the embodiment of the present disclosure may provide the tapered guide fluid 1052 as a hollow structure with a cavity facing the air outlet. Further, the material of the tapered conductive fluid 1052 can be made of a high-strength material, such as polyvinyl chloride, polyethylene, polypropylene, polystyrene, modified polystyrene plastic, or the like.

The structure of the support 1051 for supporting the tapered flow conductor 1052 is exemplified below:

As shown in FIG. 4, the support body 1051 includes an annular support 10511 and an air guiding support 10512 disposed inside the annular support 10511. Wherein, the annular support 10511 is installed at the air outlet; the tapered conductive fluid 1052 is installed at the middle of the air guiding support 10512.

Considering that the air outlets of the hair dryer are all designed as an annular structure, the embodiment of the present disclosure mounts the support body 1051 at the air outlet through the annular support 10511. It can be understood that the annular support 10511 is adapted to the structure of the air outlet.

In order to ensure smooth discharge of the wind through the tapered guide fluid 1052, an air guiding support 10512 is provided inside the annular support 10511 to ensure the flowability of the wind. At the same time, a stable support for the tapered flow conductor 1052 is provided by mounting the tapered guide fluid 1052 on the wind guide support 10512.

In order to facilitate the maintenance and cleaning of the interior of the hair dryer, the annular support 10511 is detachably mounted at the air outlet of the hair dryer. For example, the above installation may be performed by screwing, snapping, fastening, or the like.

Considering the wind guide support 10512, on the one hand, it is necessary to provide support for the tapered guide fluid 1052, on the one hand, it is required to provide a good flow guiding function, and the wind resistance cannot be increased. In the embodiment of the present disclosure, the wind guide support 10512 includes: a plurality of spirals The air guiding sheet, wherein one end of the spiral air guiding piece is connected to the inner side wall of the annular support 10511, and the other end is connected to the end side wall of the tapered conductive fluid 1052.

It can be understood that the spiral direction of the plurality of spiral air guides is the same as the fan rotation direction inside the hair dryer.

For a plurality of spiral air guiding sheets, one end is collected on the end side wall of the tapered guiding fluid 1052, and the other end is dispersed on the inner side wall of the annular supporting member 10511 so that between two adjacent spiral air guiding sheets The spacing is gradually increased, which is conducive to improving the dispersion of the wind, and improving the flow guiding effect while satisfying the reduction of the wind resistance.

Further, the wind guide support 10512 protrudes from the outside of the annular support 10511 in the wind direction, that is, one end of the wind guide support 10512 connected to the tapered guide fluid 1052 is located outside the annular support 10511, and the end thereof is connected to the annular support 10511. Located inside the annular support 10511, the arrangement is such that the air is quickly deflected to the outside, further reducing the resistance to the wind.

In summary, the hair dryer provided by the embodiment of the present disclosure not only has good touch, sealing and aesthetics, but also helps to reduce the wind resistance at the air outlet.

The above description is only for the convenience of those skilled in the art to understand the technical solutions of the present disclosure, and is not intended to limit the disclosure. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and scope of the present disclosure are intended to be included within the scope of the present disclosure.

Claims

A hair dryer casing structure, characterized in that the casing structure comprises: an integrally formed body casing (1), an integrally formed handle casing (2), and an inner support member (3);

The body casing (1) is for accommodating the hair dryer body (M), and the side wall of the body casing (1) is provided with a working hole (101);

The front end of the inner support (3) is for detachable connection with the hair dryer body (M) exposed in the working hole (101);

The handle housing (2) is sleeved outside the inner support (3), and the front end is engaged with the working hole (101).
The hair dryer housing structure according to claim 1, characterized in that the rear end of the inner support (3) is detachably connected to the rear end of the handle housing (2).
The hair dryer housing structure according to claim 2, wherein a rear end of the handle housing (2) is connected to a rear end of the inner support member (3) by a detachable fastener;

The outer casing structure further includes a cover plate (4) mounted at a rear end of the handle outer casing (2).
A hair dryer housing structure according to claim 3, wherein the fastener is a screw (5).
The hair dryer housing structure according to claim 2, characterized in that the rear end of the handle housing (2) is engaged with the rear end of the inner support (3).
The hair dryer housing structure according to any one of claims 1 to 5, wherein the handle housing (2) comprises: a handle housing body (201), a card formed at a front end of the handle housing body (201) Connector (202);

The snap body (202) is engaged with the working hole (101).
The hair dryer casing according to any one of claims 1 to 5, wherein the inner support member (3) comprises: an inner support body (301) disposed at a front end of the inner support body (301) Connector (302);

The connector (302) is for detachable connection with the hair dryer body (M).
A hair dryer, characterized in that the hair dryer comprises the hair dryer casing of any of claims 1-7.
The hair dryer according to claim 8, wherein the hair dryer further comprises: a hair dryer body (M) disposed inside the body casing (1), disposed on the inner support member (3) Main control element (N), switching element (P) disposed on the handle housing (2), and power supply line (F);

The hair dryer body (M) has a connection area (M1) exposed in the working hole (101), and the connection area (M1) is detachably connected to a front end of the inner support (3);

The hair dryer body (M) is electrically connected to the main control element (N);

The switching element (P) is electrically connected to the main control element (N);

The power line (F) is electrically connected to the main control element (N) and is pierced by a rear end of the handle housing (2).
The hair dryer according to claim 9, characterized in that the connection region (M1) is connected to the front end of the inner support member (3) by a screw (5);

The rear end of the handle housing (2) is connected to the rear end of the inner support (3) by screws (5).
The hair dryer according to claim 9, wherein an air guiding structure (105) is disposed at an air outlet of the hair blowing body (M), and the air guiding structure (105) includes: being mounted on the air outlet a support at the tuyere (1051);

A tapered conductive fluid (1052) is disposed in the middle of the support body (1051), and an outer diameter of the tapered conductive fluid (1052) gradually increases in the wind direction.
The hair dryer according to claim 11, wherein a plurality of flow guiding grooves are provided on an outer wall of the tapered flow conductor (1052) in an axial direction.
The hair dryer according to claim 12, wherein the flow guiding groove is provided as a curved groove.