Blower switch structure

Abstract

The utility model relates to the technical field of blower switches, and discloses a blower switch structure which comprises a shell, the bottom end of the shell is connected with a handle, one end of the shell close to the handle is connected with an air inlet hole, one end of the shell far away from the handle is connected with an air blowing port, and a fan and a heating assembly are connected in the shell. The handle is internally connected with a cavity, the cavity is internally connected with a rotating shaft and a first contact, the rotating shaft is rotatably connected with a rotating disc, the rotating disc partially extends out of the handle, the rotating disc is provided with a plurality of second contacts, and the rotating disc is connected with a limiting assembly capable of driving the second contacts to be tightly matched with the first contact. Compared with the prior art, the fan has the advantages of being convenient to start and stop, convenient to adjust the rotating speed of the fan in a multi-gear mode and high in applicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to hair dryer switch technical field, concretely point to a hair dryer switch structure. BACKGROUND

[0002] Hair dryer as a common household appliance, is widely used in personal modeling, drying wet hair and the like scene. Hair dryer is by a group of electric heating wire and a high speed small fan combination. When power on, electric heating wire will produce heat, the fan blows the wind through electric heating wire, becomes hot wind.

[0003] The existing hair dryer switch fan switch is mostly adopt the structure of poking, only has the function of opening and closing, can not carry out multi -gear adjustment to the speed of fan. This design leads to hair dryer in the use process, can not adjust the wind speed according to the specific demand of user, for example, when blowing dry hair, it can need fast strong wind, and when combing hair, it can need soft wind. This single wind speed control mode limits the functionality and user experience of hair dryer. Therefore user can not control the wind speed and temperature according to actual needs, and the use scene and effect are limited, which affects the experience of user and the practicability of product, and the practicability is poor. SUMMARY

[0004] I. Technical problems solved

[0005] The utility model solves the technical problem that fan switch only has the function of opening and closing, can not carry out multi -gear adjustment, and the practicability is poor.

[0006] II. Technical scheme

[0007] To solve the above technical problem, the technical scheme provided by the utility model is as follows: a hair dryer switch structure, including the shell, the shell bottom end is connected with handle, the shell is connected with the air inlet near handle one end, the shell is connected with the air outlet away from handle one end, the shell is connected with fan and heating assembly in, the handle is connected with the cavity in, the cavity is connected with the shaft and first contact in, the shaft is connected with the rotating disc of rotation on, the rotating disc part extends handle setting, the rotating disc is equipped with a plurality of second contact, the rotating disc is connected with the limiting component of the second contact and first contact close cooperation that can drive.

[0008] Further, the limiting assembly comprises a support frame connected to the rotating disc near the cavity side, the support frame is deformedly arranged, a plurality of arc-shaped rods are connected to the support frame, the arc-shaped rods are matched with the first contact points, the second contact points are connected to the inner side of the arc-shaped rods, in the natural state, the first contact points are matched with the inner side of the arc-shaped rods on the support frame, so that the first contact points are in contact with the second contact points, when the gear needs to be adjusted, the rotating disc is driven to roll around the rotating shaft, so that the first contact points slide out of the arc-shaped rods, at this time, the support frame and the arc-shaped rods are slightly deformed, until the first contact points are matched with the adjacent arc-shaped rods, the support frame and the arc-shaped rods are reset, so that the second contact points on the adjacent arc-shaped rods are in contact with the first contact points, because the different second contact points are connected with different current lines, the current of the fan is different, so that the gear is adjusted.

[0009] Further, the rotating disc is connected with a guide column, arc-shaped grooves are oppositely connected to the two sides of the cavity, the arc-shaped grooves are arranged around the rotating shaft, the arc-shaped grooves are matched with the end of the guide column, so that the rotation of the rotating disc is guided, the stability of the rotation of the rotating disc is improved, and meanwhile, the rotation angle of the rotating disc can be limited, so that the second contact points are prevented from leaving the range of the support frame.

[0010] Further, the handle is connected with a through hole, the rotating disc extends out of the handle through the through hole.

[0011] Further, a plurality of anti-skid protrusions are circumferentially connected to the side, away from the support frame, of the rotating disc, so that the friction of the rotating disc is improved, and the rotating disc is conveniently and effectively driven.

[0012] Further, a plurality of rubber blocks are evenly and arrayed connected to the handle along the length direction, so that the handle is stably held.

[0013] III. Advantages

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] When the gear of the fan needs to be switched, the rotating disc is driven to rotate, so that the first contact points are in contact with the second contact points at different positions through the limiting assembly, and different gears are adjusted. The hair dryer provided by the application has more comprehensive functions and is more convenient to use, the rotating speed of the fan can be adjusted in multiple gears, the needs of users in different use scenarios are met, and the use experience is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structure schematic view of the utility model discloses a hair dryer switch structure.

[0017] Figure 2 is a main section structure schematic diagram of the hair dryer switch structure.

[0018] Figure 3 is Figure 2 is an enlarged structure schematic diagram of A.

[0019] Figure 4 is a half section structure schematic diagram of the hair dryer switch structure.

[0020] Figure 5 is Figure 4 is an enlarged structure schematic diagram of B.

[0021] As shown in the figure: 1, the shell, 2, handle, 3, air inlet, 4, blowing port, 5, fan, 6, heating assembly, 7, shaft, 8, first contact, 9, rotating disc, 10, second contact, 11, support frame, 12, arc rod, 13, guide column, 14, arc groove, 15, anti-skid convex, 16, rubber block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0023] In combination with the accompanying Figure 1 , Figure 2 , Figure 4 and Figure 5 , a hair dryer switch structure, comprising a shell 1, the shell 1 bottom end is connected with a handle 2, the handle 2 is uniformly arranged and connected with a plurality of rubber blocks 16 along the length direction, the shell 1 is connected with an air inlet 3 near one end of the handle 2, the shell 1 is connected with a blowing port 4 away from one end of the handle 2, the shell 1 is connected with a fan 5 and a heating assembly 6 inside, the handle 2 is connected with a cavity inside, the cavity is connected with a shaft 7 and a first contact 8 inside, the shaft 7 is rotatably connected with a rotating disc 9, the rotating disc 9 is connected with a guide column 13, the cavity is connected with an arc groove 14 on both sides, the arc groove 14 is arranged with the shaft 7 as the axis, the arc groove 14 is matched with the end of the guide column 13, the handle 2 is connected with a through hole, the rotating disc 9 extends out of the handle 2 through the through hole, the rotating disc 9 is connected with a plurality of anti-skid convexes 15 away from one side of the support frame 11, and the rotating disc 9 is provided with a plurality of second contacts 10.

[0024] The fan 5, the air inlet hole 3, the shell 1, the heating assembly 6 and the air outlet 4 are matched and arranged, so that the hair dryer can realize the blowing function by starting the fan 5, and the heating assembly is arranged to heat and guide the flowing air, which is convenient to use in cold weather, improves the user experience and the drying efficiency.

[0025] Combining the accompanying drawings Figure 3 And Figure 5 The rotating disc 9 is connected with a limiting assembly which can drive the second contact 10 to tightly cooperate with the first contact 8, the limiting assembly comprises a support frame 11 connected to the rotating disc 9 near the cavity side, the support frame 11 is deformed, a plurality of arc-shaped rods 12 are connected to the support frame 11, the arc-shaped rods 12 cooperate with the first contact 8, and the second contact 10 is connected to the inner side of the arc-shaped rod 12.

[0026] The support frame 11 is arranged to support the arc-shaped rod 12, the second contact 10 in the arc-shaped rod 12 cooperates with the first contact 8 to realize circuit communication, different second contacts 10 are connected with different current sizes of connecting lines, and under the condition that other conditions are unchanged, the increase of the fan 5 current usually increases the rotating speed of the fan 5, so as to realize the switching of the fan 5 gear.

[0027] The specific use method is as follows:

[0028] The user can select the required fan rotating speed gear by operating the knob or button, so as to adjust the blowing speed. The air is introduced into the shell 1 through the air inlet hole 3 by starting the fan 5, if heating is required, the heating assembly 6 can also be started to heat the air in the shell 1, and then the air is guided out through the air outlet 4, and the rubber block 16 is arranged to stably hold the handle 2;

[0029] In the natural state, the first contact 8 cooperates with the inner side of one of the arc-shaped rods 12 on the support frame 11, so that the first contact 8 contacts the second contact 10;

[0030] When the gear of the fan 5 needs to be switched, the rotating disc 9 is driven to roll around the rotating shaft 7, so that the first contact 8 slides out of the arc-shaped rod 12, at this time, the support frame 11 and the arc-shaped rod 12 are slightly deformed, until the first contact 8 is matched with the adjacent arc-shaped rod 12, the support frame 11 and the arc-shaped rod 12 reset, so that the second contact 10 on the adjacent arc-shaped rod 12 is in contact with the first contact 8, because the different second contacts 10 are connected with different current lines, the current of the fan 5 is different, so as to realize the adjustment of the gear; the anti-skid convex 15 is arranged to improve the friction of the rotating disc 9, facilitate the effective driving of the rotating disc 9, because the arc groove 14 is arranged around the rotating shaft 7 and matched with the end of the guide column 13, the rotation of the rotating disc 9 is guided, the stability of the rotation of the rotating disc 9 is improved, and the rotation angle of the rotating disc 9 can be limited, so that the second contact 10 is prevented from leaving the range of the support frame 11;

[0031] If the fan 5 needs to be adjusted to open or close, the second contact 10 is not arranged in the inner side of one of the arc-shaped rods 12, at this time, when the arc-shaped rod 12 is in contact with the first contact 8, the circuit is disconnected.

[0032] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying that there is any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or equipment.

[0033] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0034] The above describes the present application and its embodiments, which are not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired by it, without departing from the creative purpose of the present application, without creative design, similar structure and embodiments of the technical solution can be designed, which should belong to the protection scope of the present application.

Claims

1. A hair dryer switch structure, comprising a housing (1), a handle (2) connected to the bottom end of the housing (1), an air inlet (3) connected to the end of the housing (1) near the handle (2), an air outlet (4) connected to the end of the housing (1) away from the handle (2), and a fan (5) and a heating element (6) connected inside the housing (1), characterized in that: The handle (2) is internally connected with a cavity, the cavity is internally connected with a rotating shaft (7) and a first contact point (8), the rotating shaft (7) is rotationally connected with a rotating disc (9), the rotating disc (9) extends out of the handle (2), the rotating disc (9) is provided with a plurality of second contact points (10), and the rotating disc (9) is connected with a limiting assembly capable of driving the second contact points (10) to tightly match the first contact point (8).

2. The switch structure of a hair dryer according to claim 1, wherein: The limiting assembly comprises a supporting frame (11) connected to the rotating disc (9) and located close to the cavity, the supporting frame (11) is deformed, a plurality of arc-shaped rods (12) are connected to the supporting frame (11), the arc-shaped rods (12) are matched with the first contact point (8), and the second contact points (10) are connected to the inner side of the arc-shaped rods (12).

3. A hair dryer switch structure according to claim 2, wherein: The rotating disc (9) is connected with a guide column (13), opposite sides of the cavity are connected with arc-shaped grooves (14), the arc-shaped grooves (14) are arranged around the rotating shaft (7) as the axis, and the arc-shaped grooves (14) are matched with the end portions of the guide column (13).

4. The switch structure of a hair dryer according to claim 1, wherein: The handle (2) is connected with a through hole, and the rotating disc (9) extends out of the handle (2) through the through hole.

5. The switch structure of a hair dryer according to claim 1, wherein: A plurality of anti-skid protrusions (15) are connected to the side of the rotating disc (9) away from the supporting frame (11) in the circumferential direction.

6. The switch structure of a hair dryer according to claim 1, wherein: A plurality of rubber blocks (16) are connected to the handle (2) in a uniform array along the length direction.

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