CN216932207U

CN216932207U - Hairdryer mounting structure

Info

Publication number: CN216932207U
Application number: CN202123182584.3U
Authority: CN
Inventors: 唐甲荣; 陈明月; 韦福
Original assignee: Nichibo Motor Shenzhen Co ltd
Current assignee: Nichibo Motor Shenzhen Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-07-12
Anticipated expiration: 2031-12-17

Abstract

The hair drier installation structure disclosed by the utility model comprises: the air-conditioning device comprises a shell and a motor assembly, wherein the shell comprises a handle, an air duct and a functional part, and the motor assembly is arranged in the functional part; the motor assembly includes: the fan, the motor body and the fixed flange; the mounting flange includes: fixed basal disc, install a plurality of fixed bolsters on fixed basal disc, set up the fixed column in fixed bolster one side, and the fixed bolster includes: a vertical portion and a horizontal portion; the housing includes: the fixing slot and the fixing hole are arranged on the inner wall of the shell; the horizontal part inserts and fixes in fixed slot, and the screw passes fixed orifices and fixed column and fixes motor element in the shell. According to the utility model, the fixing bracket for inserting fixing is additionally matched with the fixing groove, so that the number of screws used for fixing the motor assembly is reduced, the mounting structure of the motor assembly is simplified, the operation is simple and convenient, the mounting cost is saved, and the assembly and disassembly efficiency is improved.

Description

Hairdryer mounting structure

Technical Field

The utility model relates to the technical field of electric hair dryers, in particular to an electric hair dryer mounting structure.

Background

The electric hair drier is widely used as a washing and protecting article and comprises a handle and an air duct, a motor is arranged between the handle and the air duct, the motor works to drive blades to rotate, so that air flows out of the air duct, and if the temperature of the air is controlled, a heating element is added in the air duct.

Among the prior art, in order to fix the motor, can generally fix a plurality of screws for the motor in the hairdryer shell, the user when maintenance and clearance hairdryer, will dismantle a plurality of screws usually, and the process of maintenance, installation and change part is very loaded down with trivial details, difficult operation.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the hair dryer fixing or mounting structure is complicated and the maintenance is difficult because a plurality of screws need to be disassembled or mounted when the motor is fixed in the prior art, the utility model provides the hair dryer mounting structure which is simple in structure and simplifies the number of the screws used when the motor component is fixed.

The utility model is realized by the following technical scheme:

a hair dryer mounting structure, comprising: the motor assembly is arranged in the function part, an air inlet plate for air inlet is arranged on the function part, and the motor assembly works to enable air to enter the function part from the air inlet plate and flow out of the air duct; the motor assembly includes: the fan, the motor body and the fixed flange are arranged on one side of the motor body, which is far away from the fan;

the fixing flange includes: fixed basal disc, install a plurality of fixed bolsters on the fixed basal disc, setting are in the fixed column of fixed bolster one side, the fixed bolster includes: a vertical part vertically fixed on the fixed base plate and a horizontal part parallel to the fixed base plate and fixed at one end of the vertical part;

the housing includes: the fixing slot and the fixing hole are arranged on the inner wall of the shell; the horizontal part is inserted into and fixed in the fixing slot, and a screw penetrates through the fixing hole and the fixing column to fix the motor assembly in the shell.

Furthermore, the shell comprises a first shell and a second shell, the fixing slots are respectively arranged on the inner walls of the first shell and the second shell, and the fixing supports are arranged on two opposite sides of the fixing base plate.

Furthermore, the shell comprises a first shell and a second shell, the fixing holes comprise a first fixing hole and a second fixing hole, the first fixing hole is formed in the inner wall of the first shell, the second fixing hole is formed in the second shell, and screws sequentially penetrate through the second fixing hole and the fixing column to be fixed in the first fixing hole.

Further, the motor body includes: the motor comprises a stator bracket, a winding arranged on the stator bracket, a motor shell arranged on the periphery of the stator bracket, a magnet arranged on the inner wall of the motor shell, and a rotor shaft fixedly arranged on the motor shell and penetrating through the stator bracket;

the fan is fixed on the motor casing, and the mounting flange is fixed at one end of the stator support.

Further, the stator support comprises a stator core, and a first bobbin and a second bobbin which are installed on two sides of the stator core.

Further, the stator frame includes: the first step part and a first screw hole arranged on the first step part;

the motor body further comprises an insulating gasket and a circuit board, an external circuit supplies power to the winding through the circuit board, and the circuit board is fixed on the stator support through the first screw hole; the insulating gasket is fixed on the first step portion and located between the winding and the circuit board.

Further, the stator frame includes: the second step portion and the second screw hole formed in the second step portion are arranged, the fixing flange is fixed to the second step portion, and the screw penetrates through the fixing flange and is fixed to the second screw hole.

Further, the fixing flange further includes: a bearing chamber disposed in the middle of the fixed base plate, through which a rotor shaft passes and rotates relative to the fixed flange through a bearing;

the bearing chamber is internally provided with a bearing which is positioned between the bearing and the bottom wall of the bearing chamber: a shim and a cushion shim.

Furthermore, a clamp spring is installed on the rotor shaft, and the clamp spring is fixed on the rotor shaft and abuts against the bearing.

Further, the fan is provided with a plurality of blades, the blades are arranged obliquely relative to a vertical plane, and the surfaces of the blades are curved surfaces.

The utility model has the beneficial effects that:

the electronic component is installed and fixed through the fixing support on the fixing flange and the fixing groove on the shell, the motor component is installed in the shell in a screw fixing mode only through the fixing column, the number of used screws is reduced in an inserting and fixing mode, and a user installs or installs the motor component only in a mode of installing and disassembling one screw, so that the electronic component is convenient to maintain and assemble and replace parts.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the exploded structure of FIG. 1;

FIG. 3 is a perspective view of the motor assembly of the present invention;

fig. 4 is an exploded view of fig. 3.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 and 2, the present invention discloses a hair dryer mounting structure, which comprises: a housing 20 and a motor assembly 10 mounted in the housing 20, the housing 20 including: handle 21, dryer 22 and connect handle 21 with the function portion 23 of dryer 22, motor element 10 is installed in function portion 23, be provided with the air inlet board 230 that is used for the air inlet on the function portion 23, motor element 10 work makes the air get into by air inlet board 230 function portion 23 and flow out dryer 22. Further, a switch connected with the motor assembly 10 is further disposed on the handle 21 for switching on and off the motor assembly 10, and a position of the handle 21 far away from the functional portion 23 is connected with an electric wire for supplying power to the motor assembly 10.

Referring to fig. 3, the motor assembly 10 includes: the fan motor comprises a fan 13, a motor body 12 and a fixing flange 11 arranged on one side of the motor body 12 far away from the fan 13.

The fixing flange 11 includes: a fixed base plate 111, a plurality of fixed brackets 112 mounted on the fixed base plate 111, and a fixed column 113 provided at one side of the fixed brackets 112, wherein the fixed brackets 112 include: a vertical part 112a vertically fixed to the fixed base 111, and a horizontal part 112b fixed to one end of the vertical part 112a in parallel with the fixed base 111. The fixing bracket 112 is fixed to the edge of the fixing base 111 in a shape of "Γ", and the horizontal portion 112b of the fixing bracket 112 faces the outside of the fixing base 111.

Referring to fig. 2 and 3, correspondingly, the housing 20 includes: a fixing slot 24 and a fixing hole 25 provided on an inner wall of the housing 20; the horizontal portion 112b is inserted into and fixed in the fixing slot 24, and screws pass through the fixing holes 25 and the fixing posts 113 to fix the motor assembly 10 in the housing 20.

The motor assembly 10 of the present invention is fixed in the housing 20 by the fixing bracket 112 in a plug-in type mounting and fixing manner, and the plug-in type fixing has the advantages that: the user can conveniently operate, whether the motor assembly is installed or removed, the user can fix and remove the motor assembly 10 or the shell 20 without frequently rotating the screw, and meanwhile, the plug-in fixing facilitates the user to position the installation position of the motor assembly 10 in the shell 20.

The fixing flange 11 of the present invention is provided with a plurality of fixing brackets 112 and a fixing post 113, one end of the fixing post 113 far away from the fixing base 111 is provided with a hole site, and a screw is fixed in front of the fixing hole 25 of the housing 20 and first passes through the fixing post 113, so that the mutual fixing of the motor assembly 10 and the housing 20 is realized.

The utility model reduces the number of screws used when fixing the motor component 10, simplifies the installation structure of the motor component 10, has simple operation, saves the installation cost and improves the assembly and disassembly efficiency by increasing the matching of the fixing bracket 112 fixed in an inserting way and the fixing slot 24.

Referring to fig. 2, the housing 20 of the present invention includes a first housing 26 and a second housing 27, the fixing slots 24 are respectively disposed on inner walls of the first housing 26 and the second housing 27, and the fixing brackets 112 are disposed on two opposite sides of the fixing base 111. When the first housing 26 and the second housing 27 are closed, the motor assembly 10 is mounted and positioned in the housing 20.

The housing 20 includes a first housing 26 and a second housing 27, the fixing hole 25 includes a first fixing hole 25a and a second fixing hole 25b, the first fixing hole 25a is disposed on an inner wall of the first housing 26, the second fixing hole 25b is disposed on the second housing 27, and a screw passes through the second fixing hole 25b and the fixing post 113 in sequence to be fixed in the first fixing hole 25 a. The first fixing hole 25a is a blind hole protruding from the inner wall of the first housing 26 for fixing a screw, and the second fixing hole 25b is a through hole provided in the second housing 27.

Referring to fig. 3 and 4, the motor body 12 of the present invention is configured to drive the fan 13 to rotate to generate wind, and specifically, the motor body 12 includes: the stator comprises a stator bracket 121, a winding 121a mounted on the stator bracket 121, a motor casing 122 mounted on the periphery of the stator bracket 121, a magnet 122a mounted on the inner wall of the motor casing 122, and a rotor shaft 123 fixedly mounted on the motor casing 122 and passing through the stator bracket 121.

The stator frame 121 provides a mounting site for the electric wires wound on the stator frame 121 to form the windings 121 a. The external circuit supplies regularly changing current to the winding 121 a. The rotor shaft 123 is fixedly installed on the motor casing 122, the rotor shaft 123 penetrates through the stator bracket 121 and is installed in the stator bracket 121, so that the motor casing 122 is located at the periphery of the stator bracket 121, a magnet 122a is arranged on the motor casing 122, the magnet 122a rotates under the influence of the varying current of the winding 121a, the fan 13 is fixed on the motor casing 122, and the magnet 122a drives the motor casing 122, the fan 13 fixed on the motor casing 122 and the rotor shaft 123 to rotate. The motor body 12 in the present invention is an external rotor motor. The fixing flange 11 is fixed to an end of the stator frame 121 remote from the fan 13.

The stator frame 121 includes a stator core 121b, and a first bobbin 121c and a second bobbin 121d installed at both sides of the stator core 121 b. The first bobbin 121c and the second bobbin 121d are used to provide mounting sites for the windings 121a, and magnetism generated by the varying current flowing in the windings 121a is radiated outward through the stator core 121b, thereby affecting the rotation of the magnet 122 a.

The stator holder 121 includes: a first step portion 121e, a first screw hole 121f provided on the first step portion 121 e; the motor body 12 further includes an insulating spacer 124a and a circuit board 124, an external circuit supplies power to the winding 121a through the circuit board 124, and the circuit board 124 is fixed on the stator bracket 121 through the first screw hole 121 f; the insulating spacer 124a is fixed to the first step portion 121e and is located between the winding 121a and the circuit board 124.

The first step portion 121e is used to raise the insulating pad 124a and the circuit board 124, so that the circuit board 124 and the winding 121a are isolated from each other, thereby avoiding the problem that the circuit board 124 contacts the winding 121a to cause a short circuit inside the motor body 12. The insulating spacer 124a further increases the insulating property of the winding 121a from the circuit board 124. An external circuit supplies power to the winding 121a through the circuit board 124, and the circuit board 124 controls the current passing through the winding 121a, so that the functions of controlling the motor to be turned on and off and adjusting the output power are realized.

The stator holder 121 includes: the fixing flange 11 is fixed to the second step portion 121g, and screws pass through the fixing flange 11 and are fixed in the second screw holes 121 h.

The second step portion 121g is used to raise the fixed flange 11 and increase the distance between the fixed flange 11 and the winding 121a, and in an implementable embodiment of the present invention, the second step portion 121g is higher than the first step portion 121 e.

In the above embodiment, the first step portion 121e, the first screw hole 121f, the second step portion 121g, and the second screw hole 121h are all disposed on the first bobbin 121 c.

The fixing flange 11 further includes: a bearing chamber 114 provided in the middle of the fixed base 111, through which bearing chamber 114 the rotor shaft 123 passes and rotates relative to the fixed flange 11 through a bearing 114 a; also mounted within the bearing chamber 114 between the bearing 114a and the bottom wall of the bearing chamber 114 are: a trim shim 114b and a cushion shim 114 c.

The adjusting shim 114b is used to supplement the installation tolerance and prevent the bearing 114a from moving in the bearing chamber 114, and the buffer shim 114c is used to buffer the bearing 114a and the rotor shaft 123.

A snap spring 123a is mounted on the rotor shaft 123, and the snap spring 123a is fixed on the rotor shaft 123 and abuts against the bearing 114 a. The snap spring allows the rotor shaft 123, the bearing 114a, the adjustment washer 114b, and the buffer washer 114c to be stably mounted in the bearing chamber 114.

The fan 13 is provided with a plurality of blades 130, the blades 130 are arranged obliquely with respect to a vertical plane, and the surfaces of the blades 130 are curved surfaces.

The electronic component is installed and fixed through the fixing bracket 112 on the fixing flange 11 and the fixing groove on the shell 20, the motor component 10 is installed in the shell 20 only through the fixing column 113 in a screw fixing mode, the number of used screws is reduced in an inserting and fixing mode, a user installs or installs the motor component 10 only through installing and disassembling one screw, and the electronic component is convenient to maintain and assemble and replace.

It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.

Claims

1. A hair dryer mounting structure, the hair dryer mounting structure includes: the motor assembly is arranged in the function part, an air inlet plate for air inlet is arranged on the function part, and the motor assembly works to enable air to enter the function part from the air inlet plate and flow out of the air duct; characterized in that, the motor element includes: the fan, the motor body and the fixed flange are arranged on one side of the motor body, which is far away from the fan;

the fixing flange includes: fixed basal disc, install a plurality of fixed bolsters on the fixed basal disc, setting are in the fixed column of fixed bolster one side, fixed bolster includes: a vertical part vertically fixed on the fixed base plate and a horizontal part parallel to the fixed base plate and fixed at one end of the vertical part;

2. The hair dryer mounting structure of claim 1, wherein said housing comprises a first housing and a second housing, said fixing slots are respectively provided on inner walls of said first housing and said second housing, and said fixing brackets are provided on opposite sides of said fixing base.

3. The hair dryer installation structure of claim 1, wherein the housing comprises a first housing and a second housing, the fixing holes comprise a first fixing hole and a second fixing hole, the first fixing hole is arranged on the inner wall of the first housing, the second fixing hole is arranged on the second housing, and screws sequentially pass through the second fixing hole and the fixing column to be fixed in the first fixing hole.

4. The hair dryer mounting structure of claim 1, wherein said motor body comprises: the motor comprises a stator bracket, a winding arranged on the stator bracket, a motor shell arranged on the periphery of the stator bracket, a magnet arranged on the inner wall of the motor shell, and a rotor shaft fixedly arranged on the motor shell and penetrating through the stator bracket;

5. The hair dryer mounting structure of claim 4, wherein said stator bracket includes a stator core, a first bobbin and a second bobbin mounted on both sides of said stator core.

6. The hair dryer mounting structure of claim 4, wherein said stator bracket comprises: the first step part and a first screw hole arranged on the first step part;

the motor body further comprises an insulating gasket and a circuit board, an external circuit supplies power to the winding through the circuit board, and the circuit board is fixed on the stator support through the first screw hole; the insulating spacer is fixed on the first step portion and located between the winding and the circuit board.

7. The hair dryer mounting structure of claim 4, wherein said stator bracket comprises: second step portion, setting are in second screw on the second step portion, mounting flange fixes on the second step portion, the screw passes mounting flange is fixed in the second screw.

8. The hair dryer mounting structure of claim 4, wherein said fixing flange further comprises: a bearing chamber disposed in the middle of the fixed base plate, through which a rotor shaft passes and rotates relative to the fixed flange through a bearing;

9. The hair dryer mounting structure of claim 8, wherein a snap spring is mounted on the rotor shaft, and the snap spring is fixed on the rotor shaft and abuts against the bearing.

10. The hair dryer installation structure of claim 1, wherein said fan is provided with a plurality of blades, said blades are arranged obliquely with respect to a vertical plane, and the surface of said blades is curved.