Electric control device with roller structure

Abstract

The utility model discloses an electric control device with a roller structure, which comprises a PCB (printed circuit board), a roller main body and a driving device, the side end of the roller main body is provided with a rotating shaft I, the rotating shaft I is sleeved with a first gear, the PCB is provided with an encoder, the encoder is rotatably connected with a rotating shaft II, the rotating shaft II is sleeved with a second gear, and the driving device is connected with the driving device. The first gear is meshed with the second gear, a decoder is further arranged on the PCB, and the PCB is electrically connected with the encoder, the decoder and the driving device. Through the arrangement of the roller, the encoder and the decoder, the second rotating shaft connected with the second gear can be driven through the roller, the encoder can convert the encoding information into output power through the decoder according to the rotation amplitude and the encoding information, and the output power is supplied to driving equipment for driving, so that the technical effect of accurate power control is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric control device technical field, concretely is a kind of electric control device with roller structure. BACKGROUND

[0002] The conventional electric control device generally adopts gear form to realize the driving power of control equipment, and the gear form makes the equipment work at fixed power.

[0003] In hair cleaning, people generally use electric hair clippers or shavers to assist in shaving, but electric hair clippers and shavers generally use gear-type control to adjust the speed of the motor. However, the number of gears is too small, which is not conducive to trimming with different precision. Since the hardness and density of everyone's hair are different, if the speed is too slow, it cannot achieve smooth trimming, especially when styling is needed, high-speed trimming is required. If the speed is too fast, it is difficult to find the trimming feel, and styling is difficult. At the same time, high-speed rotation also affects the endurance of electric hair clippers or shavers. Therefore, an electric control device that accurately controls the power of the motor is needed. SUMMARY

[0004] The utility model aims at providing a kind of electric control device with roller structure, solve the problem raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: an electric control device with roller structure, comprising a PCB, a roller main body and a driving device, the roller main body side end is provided with a rotating shaft one, the rotating shaft one is sleeved with first gear, the PCB is provided with encoder, the encoder is rotatably connected with rotating shaft two, the rotating shaft two is sleeved with second gear, the first gear and the second gear are engaged with each other, the PCB is also provided with decoder, and the PCB is electrically connected with encoder, decoder and driving device respectively.

[0006] Preferably, it further includes a damping feeling structure, and the damping feeling structure is matched with the second gear.

[0007] Preferably, the damping feeling structure includes a spring, a damping piece and a damping sheet, the damping sheet is in the shape of a round sheet, the damping sheet is concentrically arranged with the second gear, and the damping sheet is connected to the side end of the second gear, a plurality of arc grooves are uniformly arranged on the side surface of the damping sheet, a half-spherical protrusion is arranged on the damping piece, one end of the damping piece away from the half-spherical protrusion is connected with the spring, the elastic force of the spring drives the damping piece to form a pushing force from the outer side to the center of the damping sheet, and the half-spherical protrusion and the arc grooves are matched with each other, and a sharp end transition structure is arranged between any two adjacent arc grooves.

[0008] Preferably, a number tube display screen is arranged on the decoder.

[0009] Preferably, the driving device is a motor.

[0010] Preferably, the encoder is an absolute encoder.

[0011] Preferably, the outer side of the circumference of the roller is provided with anti-skid lines.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] The utility model discloses a roller, encoder and decoder are set up, can be driven with the second gear connection's pivot no. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structure diagram of the utility model Figure 1 ;

[0015] Figure 2 It is the structure diagram of the utility model Figure 2 ;

[0016] Figure 3 It is the structure diagram of the utility model Figure 2 Partially enlarged view of A in the utility model;

[0017] Figure 4 It is the schematic diagram of one of the utility model's embodiments.

[0018] The figure mark and name in the drawing are as follows:

[0019] 1, roller;2, PCB board;3, encoder;4, decoder;5, pivot no. 1;6, first gear;7, pivot no. 2;8, second gear;9, driving device;10, nixie tube display screen;11, spring;12, damping piece;13, damping piece;14, arc-shaped recess;15, semispherical convex;16, shaver. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0021] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral" "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "internal", "external" and so on the orientation or positional relation indicated is based on the orientation or positional relation shown in the drawing, just is for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore can not be understood as the restriction of the utility model. In addition, the term "first", "second" is only for the purpose of description, and can not be understood as indicating or implying relative importance.

[0022] Please refer to Figures 1 to 3 The utility model provides an embodiment: a kind of electric control device with roller structure, the electric control device can be applied with electric hair clipper or electric shaver, electric control device includes the roller 1 that can rotate 360 degrees and the PCB board 2 for overall electric control, PCB board 2 is equipped with encoder 3 and decoder 4 for cooperation, PCB board 2 is electrically connected with encoder 3, decoder 4 and drive equipment 9 respectively, the first gear 6 is sleeved on the pivot one 5 of side end connection of roller 1, the second gear 8 is sleeved on the pivot two 7 rotatably connected with encoder 3, wherein, first gear 7 and second gear 8 are mutually engaged, i.e. when rotating roller 1 can drive pivot two 7 to do rotating action, encoder 3 can be according to the rotation amplitude, encode information, then through decoder 4, encode information is converted into output power to drive drive equipment 9, to reach the technical effect of power accurate control.

[0023] Further, roller 1 both sides are connected with pivot one 5, and two pivot one 5 are concentrically arranged with roller, the pivot one 5 can be rotatably connected with the shell of electric hair clipper or electric shaver equipment, also can be rotatable indirectly with PCB board 2.

[0024] Further, it further includes damping feeling structure, damping feeling structure and second gear 8 are mutually matched, i.e. can improve the rotating feeling when rotating roller 1, simultaneously can stop rotating roller 1 in time, realizes the effect of accurate control.

[0025] In the embodiment, the damping feeling structure comprises the spring 11, the damping piece 12 and the damping sheet 13, the damping sheet 13 is in the shape of a round sheet, the damping sheet 13 is arranged concentrically with the second gear 8, and the damping sheet 13 is connected to the side end of the second gear 8 in a close fit manner, a plurality of arc-shaped grooves 14 are uniformly arranged on the side surface of the damping sheet 13, the damping piece 12 is provided with a half-spherical protrusion 15, one end of the damping piece 12 away from the half-spherical protrusion 15 is connected with the spring 11, and the other end of the spring 11 is fixedly connected with the shell of the electric hair clipper or the electric shaver device, the spring 11 drives the damping piece 12 to form a pushing force from the outside to the center of the damping sheet 13, and the half-spherical protrusion 15 and the arc-shaped groove 14 are in mutual resistance, and a sharp end transition structure is arranged between any two adjacent arc-shaped grooves 14, so that the half-spherical protrusion 15 can only stop in the middle of the arc-shaped groove 14, and the effect of precise control is further improved.

[0026] In the embodiment, the decoder 4 is provided with a digital tube display screen 10, the digital tube display screen 10 can display the rotation amplitude between the scroll wheel 1 and the encoder 3, and the size of the output power can be judged according to the size of the number.

[0027] In the embodiment, the driving device 9 is a motor, that is, the speed of the motor rotation can be controlled through the electric control device.

[0028] In the embodiment, the encoder 3 is an absolute encoder, the absolute encoder is absolutely unique at each position, anti-interference and does not need to be powered off to remember, even if the device is started and stopped, the memory to the last gear interval can be realized, and there is no need to re-adjust; the above is only an example of one of the embodiments, and does not limit the type of the encoder 3.

[0029] The outer side of the circumference of the scroll wheel 1 is provided with anti-skid lines, which can improve the friction between the skin of the user and the scroll wheel 1, and reduce the probability of slipping when the scroll wheel 1 is rolled; in the embodiment, the anti-skid lines are composed of a plurality of arrayed rhombic protrusions, which not only make the appearance of the scroll wheel 1 more beautiful, but also increase the touch feeling of the user and improve the user experience.

[0030] Reference Figure 4 The shaver 16 is provided with the electric control device with the above structure inside, wherein the surface of the shaver 16 is provided with an opening matched with the scroll wheel 1, the scroll wheel 1 of the electric control device passes through the opening and protrudes from the opening.

[0031] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. An electric control device with a roller structure, comprising a PCB board, a roller body and a driving device, characterized in that: The roller body side end is provided with a rotating shaft one, the rotating shaft one is sleeved with a first gear, the PCB is provided with an encoder, the encoder is rotatably connected with a rotating shaft two, the rotating shaft two is sleeved with a second gear, the first gear and the second gear are mutually engaged.

2. The electric control device with a roller structure according to claim 1, characterized in that: Further comprising a damping feeling structure, the damping feeling structure is mutually matched with the second gear.

3. An electrically controlled device with a roller structure according to claim 2, characterized in that: The damping feeling structure comprises a spring, a damping piece and a damping sheet, the damping sheet is in a round sheet shape, the damping sheet is concentrically arranged with the second gear, and the damping sheet is connected to the side end of the second gear, a plurality of arc grooves are uniformly arranged on the side surface of the damping sheet, a half-spherical protrusion is arranged on the damping piece, the end of the damping piece away from the half-spherical protrusion is connected with the spring, the elastic force of the spring drives the damping piece to form a pushing force from the outside to the center of the damping sheet, and the half-spherical protrusion and the arc grooves are mutually resisted, and a sharp end transition structure is arranged between any two adjacent arc grooves.

4. The electrically controlled device with a roller structure according to claim 1, characterized in that: The PCB is further provided with a decoder, and the PCB is electrically connected with the encoder, the decoder and the driving device.

5. An electrically controlled device with a roller structure according to claim 4, characterized in that: The decoder is provided with a number tube display screen.

6. The electrically controlled device with a roller structure according to claim 1, characterized in that: The driving device is an electric motor.

7. The electrically controlled device with a roller structure according to claim 1, characterized in that: The encoder is an absolute encoder.

8. The electrically controlled device with a roller structure according to claim 1, characterized in that: The outer side of the roller circumference is provided with anti-skid lines.

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