Folding hair drier

Abstract

The utility model discloses a folding hair dryer which comprises a fan barrel, a handle and an air outlet barrel, the handle is arranged at one end of the bottom of the fan barrel, a clamping groove is formed in the top of the handle, and a rotating seat inserted into the clamping groove is fixed to the bottom of the fan barrel. A direction wheel and an angle limiting piece are arranged in the rotating seat; a fan assembly is arranged at one end of the interior of the fan barrel, an electric heating assembly is arranged at the position, at one end of the fan assembly, of the interior of the fan barrel, a heat preservation barrel is arranged at the position, on the outer side of the electric heating assembly, of the interior of the fan barrel, and a conical air channel is formed between the fan assembly and the electric heating assembly. The clamping groove formed in the top of the handle is matched with the rotating seat, so that the handle can flexibly rotate by 90 degrees, 180 degrees and the like, a user can adjust the direction of the handle according to actual use requirements, and more humanized use experience is provided.

Description

TECHNICAL FIELD

[0001] The utility model relates to hair dryer technical field, concretely is a folding hair dryer. BACKGROUND

[0002] With the improvement of people's living standards, hair dryer has become one of indispensable personal care appliances in daily life. However, the existing hair dryer has many problems in design and use process, and cannot meet the growing needs of users. First of all, in terms of portability and storage, the existing hair dryer mostly adopts fixed structure, and the overall volume is large. When the user needs to travel, go on a business trip or carry the hair dryer to other places for use, the large volume makes it very inconvenient to carry, and also occupies a lot of space when stored. Especially for some users who often need to change the use place, the traditional hair dryer with fixed structure is difficult to meet their requirements for portability and storage efficiency. Secondly, in terms of use flexibility, the handle direction of the hair dryer on the market is mostly fixed, and the user can only hold the hair dryer in a fixed direction during use. However, in different use scenarios, such as when blowing different parts or different angles of hair, the fixed direction handle may bring inconvenience to the user in operation, and cannot provide a more personalized use experience. Furthermore, regarding the air duct design and blowing efficiency, the air duct design of the existing hair dryer is often simple, and the airflow is easy to disperse when flowing in the air duct. This not only causes the flow rate of the airflow to be unstable, but also makes the heat distribution uneven, thereby affecting the blowing effect. SUMMARY

[0003] The utility model aims at providing a folding hair dryer to solve the problems raised in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a folding hair dryer, comprising a fan barrel, a handle and an air outlet barrel, the handle is arranged at one end of the bottom of the fan barrel, the top of the handle is provided with a clamping groove, and the bottom of the fan barrel is fixed with a rotating seat inserted into the clamping groove, the inside of the rotating seat is provided with a direction wheel and an angle limiting piece;

[0005] One end of the inside of the fan barrel is provided with a fan assembly, the inside of the fan barrel at one end of the fan assembly is provided with an electric heating assembly, the inside of the fan barrel outside the electric heating assembly is provided with a heat preservation barrel, and a conical air duct is arranged between the fan assembly and the electric heating assembly;

[0006] One end of the fan cylinder is provided with a wind guide cover through the butt joint seat one, the outer side of the wind guide cover is provided with an air outlet cylinder, the outer side of the air outlet cylinder is uniformly provided with an air outlet groove one on the wind guide cover, and the inner side of the wind guide cover is provided with a butt joint seat two connected with the butt joint seat one, the inner side of the air outlet cylinder is provided with an inner support frame connected with the wind guide cover, and the outer wall of the air outlet cylinder is uniformly provided with an air outlet groove two.

[0007] Further, one end of the fan cylinder is provided with a rear cover body, and the inner side of the rear cover body is uniformly provided with an air inlet.

[0008] Further, the side wall of the inner support frame is uniformly provided with an opening, and the air outlet groove two is communicated with the wind guide cover through the opening.

[0009] Further, the air outlet groove two is arranged along the length direction of the air outlet cylinder, and the top end of the air outlet cylinder is further provided with a front cover.

[0010] Further, the bottom end of the handle is provided with a wiring seat, and the inner side of the handle is provided with a control button connected with the internal main control board of the handle.

[0011] Further, the center of the butt joint seat two is provided with a stop block, the center of the stop block is provided with a wind hole two communicated with the air outlet groove two, and the edge position of the stop block on the outer side of the wind hole two is uniformly provided with a wind hole one communicated with the air outlet groove one.

[0012] The utility model relates to a kind of folding hair dryer, compared with prior art, with the following remarkable beneficial effects:

[0013] 1. improve portability and storage efficiency:

[0014] Through the unique folding design, the handle and the fan cylinder can be folded together when not in use, greatly reducing the volume, facilitating carrying and storage. The existing hair dryer is mostly fixed structure, occupies larger space, is inconvenient to carry. The folding design of the utility model effectively solves this problem, meets the demand of users for portability.

[0015] 2. enhance the flexibility of use:

[0016] The cooperation of the clamping groove arranged at the top of the handle and the rotating seat makes the handle can flexibly rotate 90 degrees, 180 degrees and multiple angles, and users can adjust the handle direction according to actual use demand, to provide more humanized use experience. The handle of the existing hair dryer is mostly fixed direction, which is not flexible when used. The utility model realizes multi-angle adjustment through the design of direction wheel and angle limiting piece, significantly improves the flexibility of use.

[0017] 3. optimize the air duct design, improve the blowing efficiency:

[0018] The utility model discloses a conical air duct is arranged between fan assembly and electric heating assembly, and this design can effectively concentrate the air flow, improve the flow rate and uniformity of the air flow, make the heat distribution more uniform, thereby improve the blowing efficiency. The existing hair dryer air duct design is relatively simple, and the air flow is dispersed, and the heat distribution is uneven, resulting in poor blowing effect. The conical air duct design of the utility model effectively solves this problem and improves the blowing effect.

[0019] 4. Improve safety and durability:

[0020] The heat preservation cylinder arranged outside the electric heating assembly can effectively isolate the electric heating assembly from the external environment, prevent the user from accidentally touching the high-temperature component during use, and improve the use safety. At the same time, the design of the heat preservation cylinder also helps to prolong the service life of the electric heating assembly, and improves the durability of the whole machine.

[0021] 5. Improve the air outlet effect and improve the user experience:

[0022] The design of the air guide cover and the air outlet cylinder, especially the uniform setting of the air outlet groove one and the air outlet groove two, makes the air outlet more uniform and soft, avoids the local overheating problem caused by the too concentrated air outlet of the traditional hair dryer. In addition, the opening design of the inner support frame side wall makes the air outlet groove two communicate with the air guide cover, further optimizes the air outlet effect, and improves the user's comfortable experience.

[0023] 6. Environmental protection and energy saving:

[0024] By optimizing the design of the air duct and the electric heating assembly, the utility model reduces the energy consumption and the power consumption while ensuring the efficient blowing effect, and has certain environmental protection and energy saving effect. The existing hair dryer has high energy consumption, and the utility model has obvious advantages in energy saving.

[0025] In summary, the utility model has remarkable beneficial effects in portability, use flexibility, blowing efficiency, safety, durability, air outlet effect, operation convenience and environmental protection and energy saving through innovative design. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the main view structural schematic drawing of the utility model;

[0027] Figure 2 It is the side view structural schematic drawing of the utility model;

[0028] Figure 3 It is the internal structure schematic drawing of the utility model;

[0029] Figure 4 It is the inside planar structure schematic drawing of the fan cylinder of the utility model;

[0030] Figure 5The inner support frame structure schematic view of the utility model;

[0031] Figure 6 The air deflector structure schematic view of the utility model;

[0032] Figure 7 The air deflector structure schematic view of the utility model; Figure 3 The inner support frame structure schematic view of the utility model;

[0033] In the figure: 1, wiring seat; 2, handle; 3, rotating seat; 4, fan cylinder; 5, rear cover body; 6, air deflector; 7, air outlet groove one; 8, air outlet cylinder; 9, air outlet groove two; 10, front cover; 11, main control board; 12, air inlet; 13, fan assembly; 14, conical air duct; 15, electric heating assembly; 16, heat preservation cylinder; 17, butt joint seat one; 18, direction wheel; 19, angle limiting piece; 20, clamping groove; 21, butt joint seat two; 22, stop block; 23, air hole one; 24, air hole two; 25, opening; 26, inner support frame. DETAILED DESCRIPTION

[0034] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0035] Please refer to Figures 1-7 The utility model provides an embodiment: a folding hair dryer, including fan cylinder 4, handle 2 and air outlet cylinder 8, handle 2 is set up at the bottom of fan cylinder 4 one end, and the bottom of handle 2 is provided with wiring seat 1, and the inside of handle 2 is provided with control button connected with main control board 11 in handle 2.

[0036] The top of handle 2 is provided with clamping groove 20, and the bottom of fan cylinder 4 is fixed with rotating seat 3 inserted into the inside of clamping groove 20, and the inside of rotating seat 3 is provided with direction wheel 18 and angle limiting piece 19.

[0037] Fan cylinder 4 is cylindrical structure, and is internally provided with motor and fan for generating wind force.

[0038] The top end of fan cylinder 4 is provided with air outlet and is connected with air outlet cylinder 8.

[0039] Handle 2 is set up at the bottom of fan cylinder 4 one end and is long strip shape, convenient for user to hold.

[0040] The bottom of handle 2 is provided with wiring seat 1 for connecting power cord.

[0041] The inner side of the handle 2 is provided with a control button connected with the internal main control board 11 of the handle 2, and the user can adjust the wind speed and temperature through the control button.

[0042] The air outlet cylinder 8 is connected with the air outlet of the fan cylinder 4 at one end and is open at the other end, which is used for guiding the wind to the part that needs to be dried by the user.

[0043] The top of the handle 2 is provided with a clamping groove 20 for cooperation with the rotating seat 3.

[0044] The bottom of the fan cylinder 4 is fixed with the rotating seat 3 inserted into the clamping groove 20.

[0045] The inside of the rotating seat 3 is provided with a direction wheel 18 and an angle limiting piece 19 for controlling the rotation angle and direction of the fan cylinder 4.

[0046] One end of the inside of the fan cylinder 4 is provided with a fan assembly 13, and the inside of the fan cylinder 4 at one end of the fan assembly 13 is provided with an electric heating assembly 15, and the inside of the fan cylinder 4 outside the electric heating assembly 15 is provided with a heat preservation cylinder 16, and a conical air duct 14 is arranged between the fan assembly 13 and the electric heating assembly 15.

[0047] The fan assembly 13 is installed at one end of the inside of the fan cylinder 4, which is mainly composed of a motor 12 and a fan blade 11. The motor 12 adopts a direct current brushless motor with a power of 150W and a adjustable rotating speed. The fan blade 11 is designed with three blades made of aluminum alloy, and the blade angle is adjustable to optimize the wind output. The installation mode of the fan assembly 13 is flange connection, the flange plate 10 is fixed on the inner wall of the fan cylinder 4, and the motor 12 is connected with the flange plate 10 through bolts.

[0048] The electric heating assembly 15 is installed in the fan cylinder 4 at one end of the fan assembly 13, which is mainly composed of an electric heating wire 17 and an insulation support 18. The electric heating wire 17 is made of nickel-chromium alloy material with a power of 1000W and a length of 400mm, which is wound on the insulation support 18. The insulation support 18 is made of high-temperature resistant ceramic and is fixed on the inner wall of the fan cylinder 4 to ensure good insulation between the electric heating wire 17 and the cylinder.

[0049] The heat preservation cylinder 16 is installed in the fan cylinder 4 outside the electric heating assembly 15, which is mainly composed of a heat preservation material 19 and a support structure 20. The heat preservation material 19 is made of silicate fiber with a thickness of 20mm and has good heat preservation performance. The support structure 20 is an annular support made of stainless steel and is fixed on the inner wall of the fan cylinder 4 to ensure stable installation of the heat preservation material 19.

[0050] A conical air duct 14 is arranged between the fan assembly 13 and the electric heating assembly 15, and the conical air duct 14 is conical, with a large end diameter of φ300mm, a small end diameter of φ100mm, and a length of 200mm. The air flow is smoothly guided from the fan assembly 13 to the electric heating assembly 15.

[0051] The fan cylinder 4 is provided with a rear cover body 5 at one end, and the inner side of the rear cover body 5 is uniformly provided with air inlets 12.

[0052] The other end of the fan cylinder 4 is provided with a wind guide cover 6 through a butt joint seat one 17, the outer side of the wind guide cover 6 is provided with an air outlet cylinder 8, the outer side of the air outlet cylinder 8 is uniformly provided with air outlet grooves one 7 on the wind guide cover 6, and the inner side of the wind guide cover 6 is provided with a butt joint seat two 21 connected with the butt joint seat one 17, the inner side of the air outlet cylinder 8 is provided with an inner support frame 26 connected with the wind guide cover 6, and the outer wall of the air outlet cylinder 8 is uniformly provided with air outlet grooves two 9.

[0053] The air outlet grooves two 9 are arranged along the length direction of the air outlet cylinder 8, and the top end of the air outlet cylinder 8 is further provided with a front cover 10.

[0054] The side wall of the inner support frame 26 is uniformly provided with openings 25, and the air outlet grooves two 9 are communicated with the wind guide cover 6 through the openings 25.

[0055] The fan cylinder 4 is provided with a rear cover body 5 at one end, and the rear cover body 5 is tightly connected with the fan cylinder 4 through bolts or other fixing modes. The inner side of the rear cover body 5 is uniformly provided with a plurality of air inlets 12, and the distribution and number of the air inlets 12 are optimized according to the specific design requirements of the fan, so as to ensure that the air can uniformly enter the inside of the fan. The shape of the air inlet 12 can be circular, rectangular or other suitable shape, so as to maximize the air flow efficiency.

[0056] The other end of the fan cylinder 4 is provided with a wind guide cover 6 through a butt joint seat one 17. The outer side of the wind guide cover 6 is connected with an air outlet cylinder 8, and the outer wall of the air outlet cylinder 8 is uniformly provided with air outlet grooves two 9. The air outlet grooves two 9 extend along the length direction of the air outlet cylinder 8, so as to ensure that the air outlet is uniform and efficient. The top end of the air outlet cylinder 8 is provided with a front cover 10, and the front cover 10 is connected with the air outlet cylinder 8 through bolts or other fixing modes, which plays a protective and aesthetic role.

[0057] The inner side of the wind guide cover 6 is provided with a butt joint seat two 21, and the butt joint seat two 21 is connected with the butt joint seat one 17 through bolts or other fixing modes, so as to ensure the stable connection of the wind guide cover 6 with the fan cylinder 4. The outer side of the wind guide cover 6 is uniformly provided with air outlet grooves one 7, and the distribution and number of the air outlet grooves one 7 are optimized according to the specific design requirements of the fan, so as to ensure that the air outlet is uniform.

[0058] The inner side of the air outlet cylinder 8 is provided with an inner support frame 26, which is connected with the air guide cover 6 by welding or other fixing methods, and plays a role in supporting and fixing the air outlet cylinder 8. The side walls of the inner support frame 26 are uniformly provided with openings 25, and the distribution and number of the openings 25 are optimized according to the specific design requirements of the fan to ensure smooth air circulation. The air outlet groove two 9 is communicated with the air guide cover 6 through the openings 25, so that the air in the fan can be smoothly discharged through the air outlet groove two 9.

[0059] A stop block 22 is arranged in the center of the docking seat two 21, and a wind hole two 24 is arranged in the center of the stop block 22 and communicated with the air outlet groove two 9. The outer side of the wind hole two 24 is uniformly provided with a wind hole one 23 communicated with the air outlet groove one 7.

[0060] The docking seat two 21 has a cylindrical overall structure and is mainly made of high-strength plastic or metal material to ensure its stability and durability during use. A stop block 22 is arranged at the central position in the docking seat two 21, and the main function of the stop block 22 is to guide and distribute airflow.

[0061] A wind hole two 24 is arranged in the center of the stop block 22 and communicated with the air outlet groove two 9. The wind hole two 24 is designed in a circular or elliptical cross-section to maximize the passing efficiency of airflow. The diameter or major axis length of the wind hole two 24 is optimized according to actual application requirements, usually between 5mm and 20mm.

[0062] A plurality of wind holes one 23 are uniformly distributed at the edge position of the stop block 22 and communicated with the air outlet groove one 7. The number and distribution interval of the wind holes one 23 are accurately calculated to ensure uniform distribution of airflow between the air outlet groove one 7 and the air outlet groove two 9. The diameter or cross-sectional size of each wind hole one 23 is coordinated with the wind hole two 24, usually between 3mm and 15mm.

[0063] When the embodiment of the application is used,

[0064] Preparation stage

[0065] Connect the power supply: insert the power cord into the terminal block 1 at the bottom end of the handle 2 to provide power for the hair dryer.

[0066] Adjust the angle: the user can adjust the rotation angle and direction of the fan cylinder 4 relative to the handle 2 by rotating the direction wheel 18 and the angle limiting piece 19 inside the rotating seat 3 according to his own needs.

[0067] Start-up stage

[0068] Operation control button: the user presses the control button connected with the main control board 11 inside the handle 2 to start the hair dryer. After receiving the start signal, the main control board 11 sends instructions to the fan assembly 13 and the electric heating assembly 15.

[0069] Operation stage

[0070] Air intake

[0071] The air inlet 12 evenly arranged inside the rear cover body 5 starts to work, and the air enters the inside of the fan cylinder body 4 through the air inlet 12. The shape (circular, rectangular, etc.) and distribution number of the air inlet 12 are optimized to ensure that the air enters uniformly.

[0072] Wind power generation

[0073] The motor 12 (direct current brushless motor, power 150W, rotating speed adjustable) of the fan assembly 13 starts to work, driving the three-blade aluminum alloy fan blade 11 to rotate. Since the motor 12 is connected with the flange plate 10 fixed on the inner wall of the fan cylinder body 4 through bolts, the stable operation of the fan assembly 13 is ensured. The fan blade 11 rotates to generate wind power, and the blade angle is adjustable, which can optimize the wind output.

[0074] Heating process

[0075] The air flow generated by the fan assembly 13 passes through the conical air duct 14. The conical air duct 14 is in a conical shape, with a large end diameter of φ300mm, a small end diameter of φ100mm, and a length of 200mm, which can smoothly guide the air flow to the electric heating assembly 15. The electric heating wire 17 (nickel-chromium alloy material, power 1000W, length 400mm) of the electric heating assembly 15 is electrified and heated, and is wound on the insulation support 18 of high-temperature-resistant ceramic material. When the air flow passes through the electric heating wire 17, it is heated, and at the same time, the insulation support 18 ensures good insulation between the electric heating wire 17 and the fan cylinder body 4. The heat preservation cylinder 16 (composed of silicate fiber heat preservation material 19 and stainless steel ring-shaped support structure 20) is wrapped outside the electric heating assembly 15, which can reduce heat loss and improve energy utilization efficiency.

[0076] Air outlet stage

[0077] The heated air flow enters the air guide cover 6 from the air outlet of the fan cylinder body 4. The air guide cover 6 is connected with the air guide cover 6 through the butt joint seat two 21 and the butt joint seat one 17 at the other end of the fan cylinder body 4, which ensures the stable connection. The air flow is distributed in the air guide cover 6: part of the air flow enters the inside of the air outlet cylinder 8 through the air hole two 24 in the center of the block 22, and then is discharged from the air outlet groove two 9 on the outer wall of the air outlet cylinder 8 through the opening 25 in the side wall of the inner support 26. Another part of the air flow enters the air outlet groove one 7 outside the air guide cover 6 through the air hole one 23 at the edge position of the block 22. The distribution and number of the air hole one 23 and the air outlet groove one 7 are optimized to ensure uniform air outlet. The front cover 10 at the top end of the air outlet cylinder 8 plays a protective and aesthetic role.

[0078] Adjustment stage

[0079] The user can adjust the rotating speed of the motor 12 through the control button inside the handle 2, so as to change the wind speed; the heating power of the electric heating wire 17 can also be adjusted, so as to change the outflow temperature.

[0080] Stopping stage

[0081] The user presses the control button again, and the main control board 11 receives the stopping signal, cuts off the power supply of the fan assembly 13 and the electric heating assembly 15, and the hair dryer stops working.

[0082] Storage stage

[0083] If the hair dryer is not needed, the fan barrel 4 can be folded relative to the handle 2 by using the cooperation of the rotating seat 3 and the clamping groove 20, so as to reduce the overall volume of the hair dryer, and facilitate storage.

[0084] Obviously, the above-described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the present application.

[0085] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof.

[0086] It should be noted that the terms "first", "second", and the like, used in the specification and the like, are used to distinguish similar objects, and do not necessarily indicate a specific order or a chronological sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0087] The preferred embodiments of the present application have been described above with particular references to the accompanying drawings. However, it should be understood that the present application can be varied and modified in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A foldable hair dryer comprising a dryer barrel (4), a handle (2) and an air outlet barrel (8), characterized in that: The handle (2) is arranged at one end of the bottom of the fan cylinder (4), the top of the handle (2) is provided with a clamping groove (20), and the bottom of the fan cylinder (4) is fixedly provided with a rotating seat (3) inserted into the clamping groove (20), the rotating seat (3) is internally provided with a direction wheel (18) and an angle limiting piece (19). One end of the fan cylinder (4) is provided with a fan assembly (13), and the inside of the fan cylinder (4) at one end of the fan assembly (13) is provided with an electric heating assembly (15), the inside of the fan cylinder (4) outside the electric heating assembly (15) is provided with a heat preservation cylinder (16), and the fan assembly (13) and the electric heating assembly (15) are provided with a conical air duct (14). One end of the fan cylinder (4) is provided with a wind guide cover (6) through a butt joint seat one (17), the outside of the wind guide cover (6) is provided with an air outlet cylinder (8), the wind guide cover (6) outside the air outlet cylinder (8) is uniformly provided with an air outlet groove one (7), and the inside of the wind guide cover (6) is provided with a butt joint seat two (21) connected with the butt joint seat one (17), the inside of the air outlet cylinder (8) is provided with an inner support frame (26) connected with the wind guide cover (6), and the outer wall of the air outlet cylinder (8) is uniformly provided with an air outlet groove two (9).

2. The foldable hair dryer of claim 1, wherein: One end of the fan cylinder (4) is provided with a rear cover body (5), and the inside of the rear cover body (5) is uniformly provided with an air inlet (12).

3. The foldable hair dryer of claim 1, wherein: The sidewall of the inner support frame (26) is uniformly provided with an opening (25), and the air outlet groove two (9) is communicated with the wind guide cover (6) through the opening (25).

4. The foldable hair dryer of claim 1, wherein: The air outlet groove two (9) is arranged along the length direction of the air outlet cylinder (8), and the top end of the air outlet cylinder (8) is further provided with a front cover (10).

5. The foldable hair dryer of claim 1, wherein: The bottom end of the handle (2) is provided with a wiring seat (1), and the inside of the handle (2) is provided with a control button connected with a main control board (11) inside the handle (2).

6. The foldable hair dryer of claim 1, wherein: The center of the butt joint seat two (21) is provided with a stop block (22), the center of the stop block (22) is provided with a second air hole (24) communicated with the air outlet groove two (9), and the edge position of the stop block (22) outside the second air hole (24) is uniformly provided with a first air hole (23) communicated with the air outlet groove one (7).

Images