Hair drier convenient and fast to assemble

Abstract

The utility model relates to the technical field of hair driers, in particular to a hair drier convenient and fast to assemble. The heating device comprises a T-shaped shell, the shell comprises an upper cover and a lower cover which are buckled and assembled, the lower cover comprises a first heating frame shell and a first handle shell, and the upper cover comprises a second heating frame shell and a second handle shell; a module single body is embedded in the shell, the module single body is T-shaped, the module single body comprises a cylinder and a lower circuit board extending out of the cylinder, the lower circuit board is located in the middle of the cylinder, and the lower circuit board is in threaded connection with the first handle shell; the module monomer is embedded in the shell, the lower circuit board of the module monomer is fixed on the shell of the first handle, and the shell is assembled in a buckling manner, so that the whole assembly is very convenient, the assembly efficiency is high, the requirement on technicians is low, and the quick assembly operation is suitable.

Description

Technical Field

[0001] The utility model relates to the technical field of hair dryers, in particular to a hair dryer which is convenient and quick to install. Background Art

[0002] The existing hair dryer includes many parts such as a shell, a heating frame, a motor, a circuit board, a filter, etc. The heating frame, the motor, the circuit board, the filter and other parts are fixedly assembled in the shell. The assembly and fixation of each part requires technicians to adjust them to the appropriate position one by one. In addition, some parts are fixedly connected to the shell by screws, and there are multiple screws. Therefore, the assembly of the existing hair dryer is very inconvenient, takes a lot of time during assembly production, and the assembly production efficiency is low.

[0003] Therefore, based on the above-mentioned defects of the existing hair dryers, it is necessary to improve the existing hair dryers. Utility Model Content

[0004] The utility model aims to provide a hair dryer with convenient and quick assembly in view of the deficiencies in the prior art, and the hair dryer with convenient and quick assembly solves the defects of the prior hair dryers, such as inconvenient assembly and low assembly efficiency.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions.

[0006] A quick-install hair dryer comprises an outer shell, which is T-shaped and comprises an upper cover and a lower cover which are assembled by snapping together. The lower cover comprises a first heating frame outer shell and a first handle outer shell, and the upper cover comprises a second heating frame outer shell and a second handle outer shell. A module unit is embedded in the outer shell, which is T-shaped and comprises a cylinder and a lower circuit board extending out of the cylinder. The lower circuit board is located in the middle of the cylinder and is screwed to the first handle outer shell.

[0007] Furthermore, the first heating frame shell and the first handle shell form a T-shape, and the second heating frame shell and the second handle shell form a T-shape. The first heating frame shell and the first handle shell respectively have a plurality of buckle ears, and the second heating frame shell and the second handle shell respectively have a plurality of buckle tongues. The buckle ears and the buckle tongues are buckled together, and the assembly efficiency is improved through buckling assembly.

[0008] Furthermore, steps are formed at the front and rear ends of the first heating frame shell and the second heating frame shell, and the fan front cover and the air inlet cover are respectively assembled with the steps by buckling or threaded connection, which makes assembly very convenient.

[0009] Furthermore, the cylinder includes a heating frame, an upper circuit board, a lower circuit board, a first motor fixing shell, a second motor fixing shell, a motor and a fan blade assembly, a sleeve, a sleeve front cover, and a filter frame. The first motor fixing shell and the second motor fixing shell are buckled and assembled to form a round tube. The sleeve is buckled and assembled or threaded with the front end of the round tube, the filter frame is buckled and assembled or threaded with the rear end of the round tube, the sleeve front cover is buckled and assembled or threaded with the front end of the sleeve, the heating frame is located in the sleeve, and the motor and the fan blade assembly are embedded in the round tube. The assembly is very convenient and the assembly efficiency is high.

[0010] Furthermore, the upper circuit board and the lower circuit board are an integrated structure in a "7" shape, the upper circuit board is located in the sleeve and the round tube, and the lower circuit board extends out of the cylinder. The lower circuit board is used to fix the first handle housing, which is easy to assemble.

[0011] Furthermore, the first motor fixing shell, the second motor fixing shell, and the outer side surface of the sleeve are formed with positioning ridges along the axial direction, and the inner side walls of the first heating frame shell and the second heating frame shell are formed with limiting ridges along the radial direction, and the limiting ridges have bayonet holes, and the positioning ridges are snapped into the bayonet holes of the limiting ridges. It can be assembled quickly without rotation and accurate positioning.

[0012] Furthermore, the first motor fixing shell and the second motor fixing shell have a motor cavity, the front end of the motor cavity has a limiting convex ridge, and the rear end has a partition. The motor cavity is used to fix the motor and the fan blade assembly, and the assembly is very convenient.

[0013] Furthermore, the lower circuit board has a mounting hole, and a stud corresponding to the mounting hole is formed in the first handle shell. The lower circuit board is quickly fixed by screws.

[0014] Furthermore, a positioning column is formed in the first motor fixing shell, and the upper circuit board has a positioning hole, which is sleeved on the positioning column. A protruding limit block is formed at the lower part of the first motor fixing shell, and there are two limit blocks, which clamp the upper end of the lower circuit board. The positioning hole is sleeved on the positioning column, so that the upper circuit board can be quickly positioned, and the assembly is very convenient.

[0015] Furthermore, the bottoms of the first motor fixing shell and the second motor fixing shell are also provided with wire holes, which are used for passing wires, thereby improving the efficiency of wire assembly.

[0016] The beneficial effects of the utility model are as follows: a module unit is embedded in the shell, the lower circuit board of the module unit is fixed on the first handle shell, the shell is assembled in a snap-fit ​​manner, the overall assembly is very convenient, the assembly efficiency is high, and the requirements for technicians are low, which is suitable for rapid assembly operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0018] Figure 2 It is a partial structural schematic diagram of the utility model.

[0019] Figure 3 This is a schematic diagram of the module monomer structure of the utility model.

[0020] Figure 4 for Figure 3 Schematic diagram of the top view.

[0021] Figure 5 for Figure 3 Schematic diagram of the local structure.

[0022] Label and description:

[0023] Heating frame 1, upper circuit board 2, lower circuit board 3, first motor fixing shell 4, second motor fixing shell 5, sleeve 6, sleeve front cover 7, filter frame 8, filter screen 9, filter frame back cover 10, positioning ridge 11, first heating frame shell 12, limiting ridge 13, motor cavity 14, buckle ear 15, positioning hole 16, positioning column 17, limiting block 18, first handle shell 19, mounting hole 20, step 21, wire hole 22, power cord support block 23, wire clamp 24, fan front cover 25, second heating frame shell 26, second handle shell 27, air inlet cover 28, tail cover 29. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings.

[0025] See Figure 1 —— Figure 5 The utility model convenient and quick-install hair dryer comprises: a shell, the shell is T-shaped, the upper front end of the shell has a fan front cover 25, the upper rear end of the shell has an air inlet cover 28, the fan front cover 25 is used for air outlet, and the air inlet cover 28 is used for air intake. The shell comprises an upper cover and a lower cover, the upper cover and the lower cover are assembled by buckling, the lower cover comprises a first heating frame shell 12 and a first handle shell 19, and the upper cover comprises a second heating frame shell 26 and a second handle shell 27.

[0026] The first heating frame housing 12 and the first handle housing 19 of the utility model form a T-shape, and the second heating frame housing 26 and the second handle housing 27 form a T-shape. The first heating frame housing 12 and the first handle housing 19 respectively have a plurality of buckle ears 15, and the second heating frame housing 26 and the second handle housing 27 respectively have a plurality of buckle tongues, and the buckle ears 15 and the buckle tongues are buckled together to realize the buckle assembly of the upper cover and the lower cover.

[0027] The first heating frame housing 12 and the second heating frame housing 26 of the present invention are respectively provided with steps 21 at the front and rear ends thereof, and the fan front cover 25 and the air inlet cover 28 are respectively assembled or threadedly connected with the steps 21 .

[0028] The lower ends of the first heating frame housing 12 and the second handle housing 27 of the utility model are assembled or threadedly connected with the tail cover 29, and the tail cover 29 can be inserted into the power line.

[0029] The step 21 of the utility model has a positioning groove, and the fan front cover 25 and the air inlet cover 28 have positioning blocks, which are fixedly assembled by snapping the positioning blocks into the positioning grooves. Of course, the step 21 and the fan front cover 25 and the air inlet cover 28 can also be assembled using a threaded connection structure.

[0030] The housing of the utility model is provided with a module monomer, which comprises a cylindrical cylinder and a lower circuit board 3 extending out of the cylinder. The lower circuit board 3 is located in the middle of the cylinder, and the module monomer is T-shaped.

[0031] The cylinder of the utility model includes a heating frame 1, an upper circuit board 2, a lower circuit board 3, a first motor fixing shell 4, a second motor fixing shell 5, a motor and a fan blade assembly, a sleeve 6, a sleeve front cover 7, a filter frame 8, a filter screen 9, and a filter frame back cover 10. The first motor fixing shell 4 and the second motor fixing shell 5 are assembled into a round tube by buckling in opposite directions. The sleeve 6 is assembled or threadedly connected with the front end of the round tube. The filter frame 8 is assembled with a filter screen 9 and a filter frame back cover 10. The filter frame 8 is assembled or threadedly connected with the rear end of the round tube. The sleeve front cover 7 is assembled or threadedly connected with the front end of the sleeve 6. The heating frame 1 is located in the sleeve 6, the upper circuit board 2 is located in the sleeve 6 and the round tube, and the motor and the fan blade assembly are located in the round tube.

[0032] The filter frame 8 of the present invention is embedded with a filter screen 9 on the side, and the rear end is snap-fitted or threadedly connected with a filter frame rear cover 10. The filter frame 8 is very convenient to assemble and is also conducive to disassembly and cleaning.

[0033] The outer side surfaces of the first motor fixing shell 4, the second motor fixing shell 5 and the sleeve 6 of the utility model are formed with positioning ridges 11 along the axial direction, and the inner side walls of the first heating frame shell 12 and the second heating frame shell 26 are formed with limiting ridges 13 along the radial direction. The limiting ridges 13 have bayonet holes. The positioning ridges 11 are snapped into the bayonet holes of the limiting ridges 13, so that the cylinder can be quickly assembled and the rotation of the cylinder can be limited.

[0034] The front and rear ends of the first motor fixing shell 4 and the second motor fixing shell 5 of the utility model are respectively formed with steps 21 for assembly with the sleeve 6 and the filter frame 8. The first motor fixing shell 4 has a buckle ear 15, and the second motor fixing shell 5 has a buckle tongue. The first motor fixing shell 4 and the second motor fixing shell 5 are assembled together by buckling the buckle ear 15 with the buckle tongue.

[0035] The first motor fixing shell 4 and the second motor fixing shell 5 of the utility model have a motor cavity 14. The front end of the motor cavity 14 has a limiting ridge 13 and the rear end has a partition, which can quickly position the motor and the fan blade assembly. The motor and the fan blade assembly are fixed components, so they can be directly embedded in the motor cavity 14, which can achieve rapid assembly of the motor and the fan blade assembly.

[0036] The circuit board of the utility model comprises an upper circuit board 2 and a lower circuit board 3, the upper circuit board 2 and the lower circuit board 3 are in a "7" shape, the upper circuit board 2 is located in the cylinder and at the front end of the motor cavity 14, and the lower circuit board 3 extends out of the cylinder.

[0037] A positioning column 17 is formed in the first motor fixing shell 4 of the utility model, and the upper circuit board 2 has a positioning hole 16. The positioning hole 16 is sleeved on the positioning column 17 to realize the rapid positioning of the upper circuit board 2. A protruding limit block 18 is formed at the lower part of the first motor fixing shell 4. There are two limit blocks 18, which just clamp the upper end of the lower circuit board 3 to position the lower circuit board 3.

[0038] The bottom of the second motor fixing housing 5 of the present invention is also provided with a wire hole 22 for the wires welded on the upper circuit board 2 and the lower circuit board 3 to pass through.

[0039] The lower circuit board 3 of the utility model has a mounting hole 20 , and a stud is formed in the first handle shell 19 . The stud is connected by screws passing through the mounting hole 20 , thereby fixing the lower circuit board 3 .

[0040] A power cord support block 23 is formed in the first handle shell 19 of the utility model. The power cord support block 23 has a screw hole. The power cord support block 23 is equipped with a wire clamp 24. The power cord is clamped by the wire clamp 24. The wire clamp 24 is fixed to the power cord support block 23 by screws.

[0041] Through the above structural setting, the utility model is only provided with three screws in two positions of the mounting hole 20 and the power line support block 23, and other parts are assembled by threaded connection or snap-fitting, which can achieve quick assembly and convenient assembly.

[0042] The technician only needs to assemble the module unit first, then place the module unit into the first heating frame shell 12, fix the position of the mounting hole 20, then thread the power cord, solder the power cord to the lower circuit board 3, then fix the wire clip 24, and then buckle the second heating frame shell 26, the second handle shell 27, and finally assemble the fan front cover 25 and the air inlet cover 28, and the assembly of the hair dryer is completed, which is convenient and efficient.

[0043] To assemble the module unit, first embed the motor and fan blade assembly into the motor cavity 14 of the first motor fixing shell 4, sleeve the positioning hole 16 of the upper circuit board 2 outside the positioning column 17, and move the upper end of the lower circuit board 3 between the two limit blocks 18, then embed the wires into the wire holes 22, and then snap the second motor fixing shell 5 into the first motor fixing shell 4, and then sleeve the sleeve 6 combined with the sleeve front cover 7 outside the heating frame 1 and combine it with the first motor fixing shell 4 and the second motor fixing shell 5, and then combine the filter frame 8 with the first motor fixing shell 4 and the second motor fixing shell 5, and then complete the assembly of the module unit.

[0044] The utility model has the advantages of convenient assembly, high efficiency and low requirement on technical personnel.

[0045] Of course, the embodiments described above are only preferred examples of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes or modifications made based on the structures, features and principles described in the scope of the patent application of the present invention should be included in the scope of the patent application of the present invention.

Claims

1. A convenient and quick-install hair dryer, characterized by: It includes an outer shell, which is T-shaped. The outer shell includes an upper cover and a lower cover that are assembled together. The lower cover includes a first heating frame outer shell and a first handle outer shell, and the upper cover includes a second heating frame outer shell and a second handle outer shell. A module unit is embedded in the outer shell. The module unit is T-shaped. The module unit includes a cylinder and a lower circuit board extending out of the cylinder. The lower circuit board is located in the middle of the cylinder, and the lower circuit board is screwed to the first handle outer shell.

2. The convenient and quick-install hair dryer according to claim 1, characterized in that: The first heating frame shell and the first handle shell form a T-shape, the second heating frame shell and the second handle shell form a T-shape, the first heating frame shell and the first handle shell respectively have a plurality of buckle ears, the second heating frame shell and the second handle shell respectively have a plurality of buckle tongues, and the buckle ears are buckled with the buckle tongues.

3. The convenient and quick-install hair dryer according to claim 1, characterized in that: The front and rear ends of the first heating frame shell and the second heating frame shell are respectively formed with steps, and the fan front cover and the air inlet cover are respectively assembled with the steps or threadedly connected.

4. The convenient and quick-install hair dryer according to claim 1, characterized in that: The cylinder includes a heating frame, an upper circuit board, a lower circuit board, a first motor fixing shell, a second motor fixing shell, a motor and a fan blade assembly, a sleeve, a sleeve front cover, and a filter frame. The first motor fixing shell and the second motor fixing shell are snap-fitted and assembled into a round tube. The sleeve is snap-fitted and assembled or threadedly connected to the front end of the round tube, the filter frame is snap-fitted and assembled or threadedly connected to the rear end of the round tube, the sleeve front cover is snap-fitted and assembled or threadedly connected to the front end of the sleeve, the heating frame is located in the sleeve, and the motor and the fan blade assembly are embedded in the round tube.

5. The convenient and quick-install hair dryer according to claim 4, characterized in that: The upper circuit board and the lower circuit board are an integrated structure in a "7" shape. The upper circuit board is located inside the sleeve and the round tube, and the lower circuit board extends out of the cylinder.

6. The convenient and quick-install hair dryer according to claim 4, characterized in that: The outer sides of the first motor fixing shell, the second motor fixing shell and the sleeve are formed with positioning ridges in the axial direction, and the inner side walls of the first heating frame shell and the second heating frame shell are formed with limiting ridges in the radial direction. The limiting ridges have bayonet slots, and the positioning ridges are snapped into the bayonet slots of the limiting ridges.

7. The convenient and quick-assemble hair dryer according to claim 6, characterized in that: The first motor fixing shell and the second motor fixing shell have a motor cavity, the front end of the motor cavity has a limiting convex ridge, and the rear end of the motor cavity has a partition.

8. The convenient and quick-assemble hair dryer according to claim 5, characterized in that: The lower circuit board is provided with a mounting hole, and a stud corresponding to the mounting hole is formed in the first handle shell.

9. The convenient and quick-assemble hair dryer according to claim 5, characterized in that: A positioning column is formed in the first motor fixing shell, and the upper circuit board has a positioning hole, which is sleeved on the positioning column. A protruding limiting block is formed at the lower part of the first motor fixing shell, and there are two limiting blocks, which clamp the upper end of the lower circuit board.

10. The convenient and quick-assemble hair dryer according to claim 4, characterized in that: The bottoms of the first motor fixing shell and the second motor fixing shell are also provided with wire holes.

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