CN216030964U - Tool bit module and razor - Google Patents

Abstract

The utility model relates to the technical field of shavers, in particular to a shaver head module and a shaver, and aims to solve the technical problems of high power consumption, high noise and the like of a shaver motor and a shaver head which are mechanically connected in the prior art. The tool bit module includes a tool bit and a drive mechanism for driving the tool bit, the drive mechanism configured to magnetically drive the tool bit.

Description

Tool bit module and razor

Technical Field

The utility model relates to the technical field of shavers, in particular to a cutter head module and a shaver.

Background

The electric shaver utilizes the motor to drive the movable blade to move relatively to the fixed blade, so as to cut off beard or hair entering the meshes. The shaver in the prior art is usually provided with only one motor, the motor is connected with a plurality of cutter heads through mechanical transmission, the mechanical connection belongs to contact connection, and the technical problems of high power consumption, high noise and the like exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cutter head module and a shaver, and aims to solve the technical problems of high power consumption, high noise and the like of the shaver in the prior art in a mode of realizing the movement of a cutter head driven by a motor through mechanical connection.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

a tool bit module comprising a tool bit and a drive mechanism for driving the tool bit, the drive mechanism being configured to drive the tool bit in a magnetically driven manner.

More closely, actuating mechanism includes magnetism and inhales the subassembly, magnetism inhale the subassembly including connect in the first magnetism of tool bit is inhaled the portion and set up in the portion is inhaled to the second magnetism of first magnetism below of inhaling the portion, the portion drives is inhaled to the second magnetism the portion rotation is inhaled to first magnetism.

More closely, the first magnetic part comprises a connecting block and a first magnet;

the connecting block joint in the tool bit, first magnet set up in keeping away from of connecting block one side of tool bit.

More closely, the connecting block is provided with the joint head, the tool bit be provided with the joint groove that the joint head matches.

More closely, the connecting block is connected with the cutter head integrally.

More closely, first magnet and connecting block swing joint.

Further, the first magnet is longitudinally movable relative to the connecting block.

Further, the second magnetic attraction portion includes a second magnet, the magnetism of the second magnet is opposite to that of the first magnet, and a gap is formed between the second magnet and the first magnet.

More closely, actuating mechanism still includes the motor, the motor set up in second magnet below, just second magnet cover is located the output shaft of motor.

In a second aspect, a shaver comprises a head module as in any one of the above.

By combining the technical scheme, the technical effect analysis realized by the utility model is as follows:

first, the present invention provides a tool bit module comprising a tool bit and a drive mechanism for directly driving the tool bit, the drive mechanism being configured to magnetically drive the tool bit. At least the following technical effects can be realized:

1. and (3) reducing power consumption: the driving mechanism in the scheme utilizes magnetic force for driving, and converts dynamic seal of shaft transmission power into static seal, thereby realizing zero leakage transmission of power. Therefore, the scheme reduces power consumption compared with the prior art.

2. Noise reduction and shock prevention: the driving mechanism in the scheme utilizes magnetic driving to replace the traditional mechanical connection transmission, and solves the noise and vibration generated by contact type connection transmission. Therefore, compared with the prior art, the scheme reduces noise and vibration.

3. The structure is compact: the driving mechanism in the scheme utilizes the principle of magnetic force driving, and the magnetic force generated by the permanent magnet or the electromagnet is applied to realize the contactless transmission of force or moment, so that the structure is simple, the size is small, and the scheme reduces the size of the shaver compared with the prior art.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a tool bit module provided by an embodiment of the utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an exploded view of the magnetic assembly of FIG. 1;

FIG. 4 is a schematic view of a connection between a tool bit module and a power supply mechanism according to an embodiment of the utility model;

fig. 5 is an exploded view of fig. 4.

Icon: 100-a cutter head; 200-a drive mechanism; 210-a magnetically attractive assembly; 211-a first magnetic attraction; 212-connecting block; 213-a bayonet joint; 214-a first magnet; 215-a second magnetic attraction; 216-a second magnet; 300-clearance; 220-a motor; 400-a housing; 500-a bottom shell; 600-charging male head; 700-a power supply mechanism; 710-a charging aperture; 720-notch.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

In the prior art, a motor of the shaver is mechanically connected with the shaver head 100, and the mechanical connection belongs to contact connection, so that the technical problems of high power consumption, high noise and the like exist.

In view of the above, the present invention provides a tool bit module, comprising a tool bit 100 and a driving mechanism 200 for driving the tool bit 100, wherein the driving mechanism 200 is configured to magnetically drive the tool bit 100. At least the following technical effects can be achieved:

1. and (3) reducing power consumption: the driving mechanism 200 in the scheme utilizes magnetic force to drive, and converts dynamic seal of shaft transmission power into static seal, thereby realizing zero leakage transmission of power. Therefore, the scheme reduces power consumption compared with the prior art.

2. Noise reduction and shock prevention: the driving mechanism 200 in the scheme utilizes magnetic driving to replace the traditional mechanical connection transmission, and solves the noise and vibration generated by contact type connection transmission. Therefore, compared with the prior art, the scheme reduces noise and vibration.

3. The structure is compact: the driving mechanism 200 in the scheme utilizes the principle of magnetic driving, and the magnetic force action generated by the permanent magnet or the electromagnet is applied to realize the contactless transmission of force or moment, so that the structure is simple, the size is small, and the scheme reduces the size of the shaver compared with the prior art.

The shape and structure of the cutter head module will be described in detail below:

in an alternative embodiment, please refer to fig. 1, and fig. 1 is a schematic perspective view of a cutter head module. The tool bit module is including having the shell 400 that holds the chamber, and tool bit 100 protrusion sets up in the tip of shell 400 for the motor 220 of drive tool bit 100 sets up in holding the intracavity, is provided with magnetism between the output shaft of tool bit 100 and motor 220 and inhales subassembly 210, and the output shaft of motor 220 is located to magnetism subassembly 210 pot head, and in the other end stretched into tool bit 100, motor 220 drove tool bit 100 through magnetism and inhales subassembly 210 and rotates.

In the alternative of this embodiment, the housing 400 is cylindrical, two ends of the housing 400 are open, the upper opening of the housing 400 is provided with the cutter head 100 which can be detachably assembled, and the cutter head 100 comprises a shaving net and a blade which is arranged in the shaving net; a bottom case 500 detachably connected to the housing 400 is disposed at an opening of a lower portion of the housing 400, and the detachable connection between the bottom case 500 and the housing 400 is convenient for a user to replace parts inside the housing 400.

In the alternative of this embodiment, the cutting head 100 is snap-fit connected to the upper opening of the housing 400, but other connection methods, such as screw connection, etc., are also within the scope of the present invention.

In the alternative of this embodiment, the bottom case 500 is screwed to the lower opening of the housing 400, but other connection methods, such as connection by fasteners, etc., are also within the scope of the present invention.

The shape and structure of the drive mechanism 200 are explained in detail below:

in an alternative embodiment, please refer to fig. 1 and fig. 2, fig. 1 is a perspective view of a cutter head module, and fig. 2 is an exploded view of fig. 1. The driving mechanism 200 is located inside the housing 400, and the driving mechanism 200 includes a magnetic attraction component 210, please refer to fig. 3, and fig. 3 is an exploded view of the magnetic attraction component 210. The magnetic attraction component 210 comprises a first magnetic attraction part 211 connected to the tool bit 100 and a second magnetic attraction part 215 arranged below the first magnetic attraction part 211, and the second magnetic attraction part 215 drives the first magnetic attraction part 211 to rotate. The magnetic attraction component 210 uses the magnetic force generated by the permanent magnetic material or the electromagnet to realize the non-contact transmission of the force.

In an alternative of this embodiment, the first magnetic attraction portion 211 includes a connection block 212 and a first magnet 214, the connection block 212 is clamped to the tool bit 100, and the first magnet 214 is disposed on a side of the connection block 212 away from the tool bit 100. Specifically, the connecting block 212 is located between the tool bit 100 and the first magnet 214, connects the first magnet 214 to the tool bit 100, and the first magnet 214 has magnetism.

In an alternative of this embodiment, the connecting block 212 is provided with a clamping head 213, the tool bit 100 is provided with a clamping groove matched with the clamping head 213, and the detachable connection between the connecting block 212 and the tool bit 100 is realized by inserting the clamping head 213 into the clamping groove. Of course, other detachable connection methods, such as a threaded connection, in which an internal threaded hole is formed at the bottom of the cutter head 100 and an external thread is formed at the top of the connecting block 212, and the connection is achieved by the cooperation of the internal thread and the external thread, should also be within the scope of the present invention.

In an alternative to this embodiment, the connecting block 212 is integrally connected to the tool bit 100.

In an alternative of this embodiment, the first magnet 214 is fixedly connected to the connection block 212, so as to ensure the position accuracy of the first magnet 214 and the connection block 212.

In an alternative of this embodiment, the first magnet 214 is movably connected to the connection block 212, and the first magnet 214 is capable of moving longitudinally relative to the connection block 212, wherein the longitudinal direction is along the length direction of the housing 400. By adjusting the longitudinal distance between the first magnet 214 and the connecting block 212, the distance between the first magnet 214 and the second magnetic part 215 changes because the housing 400 has a fixed length; when the distance between the first magnet 214 and the second magnetic attraction part 215 changes, the transmission ratio between the first magnetic attraction part 211 and the second magnetic attraction part 215 changes accordingly. Alternatively, as the rotational speed of the motor 220 increases, the first magnet 214 needs to move away from the second magnet 216 so that the first magnet 214 can move longitudinally relative to the connecting block 212.

In an alternative of this embodiment, the second magnetic attraction part 215 includes a second magnet 216, the magnetism of the second magnet 216 is opposite to that of the first magnet 214, and a gap 300 is formed between the second magnet 216 and the first magnet 214. The second magnet 216 and the first magnet 214 are opposite in magnetism, so that magnetic driving can be realized; the gap 300 is formed between the second magnet 216 and the first magnet 214, so that non-contact transmission can be realized, contact collision of a transmission assembly is avoided, and transmission noise is reduced. As the speed of the motor 220 increases, the gap 300 increases accordingly and the first magnet 214 moves away from the second magnet 216.

In an alternative of this embodiment, the motor 220 is disposed below the second magnet 216, the second magnet 216 is sleeved on the output shaft of the motor 220, and the motor 220 transmits the rotational power to the second magnet 216.

The transmission principle of the driving mechanism 200 is explained in detail below:

in an alternative of this embodiment, the second magnet 216 is connected to the motor 220, the second magnet 216 is a copper rotor, the first magnet 214 is connected to the cutter head 100, the first magnet 214 is a permanent magnet rotor, and a gap is formed between the second magnet 216 and the first magnet 214, so that no mechanical connection exists, the required torque transmission and speed transmission requirements are met through adjustment of the gap, and impact and vibration between accessories in the driving mechanism 200 can be reduced.

The charging method of the head module is explained in detail below:

in an alternative of this embodiment, please refer to fig. 4, and fig. 4 is a schematic diagram illustrating the connection between the cutter head module and the charger 220. The blade head module is provided with a charging male head 600, a main body part of the charging male head 600 is accommodated in the accommodating cavity of the shell 400, and an electric connection part protrudes out of the bottom shell 500 downwards. Preferably, the male charging connector 600 is adaptable to other electronic devices, for example, a charging port of a mobile phone, so that plug and play can be realized without a power supply terminal. Further, the tool bit module is further provided with a power supply mechanism 700, and the power supply mechanism 700 is matched with the charging male head 600. The adaptation mode specifically includes: the power supply mechanism 700 is provided with a charging hole 710, and the charging male 600 can be inserted into the charging hole 710.

Alternatively, the first and second electrodes may be,

the tool bit module is provided with the female head that charges, and the female head that charges sets up to groove structure. Further, the cutting head 100 assembly is further provided with a power supply mechanism 700, and the power supply mechanism 700 is adapted to the charging female head. The adaptation mode specifically includes: protruding being provided with of power supply mechanism 700 public head 600 that charges, public head 600 that charges can insert and locate the female head that charges of tool bit module.

The assembly of the cutting-head module with the power supply 700 is described below:

in an alternative embodiment, please refer to fig. 4 and 5, fig. 4 is a schematic diagram illustrating a connection between the cutter head module and the charger 220, and fig. 5 is an exploded view of fig. 4. The power supply mechanism 700 is provided with a notch 720 which can be matched with the bottom of the cutter head module, and the bottom of the cutter head module is inserted into the notch 720; alternatively, the power supply mechanism 700 is provided with a limiting protrusion, the bottom of the cutter head module is provided with a groove, and the groove is matched with the limiting protrusion (not shown in the drawing); alternatively, the top end of the power supply mechanism 700 is provided with a magnetic element, the bottom end of the cutter head module is provided with a magnetic element with opposite magnetism to the magnetic element of the power supply mechanism 700, and the power supply mechanism 700 and the cutter head module are magnetically connected (not shown in the drawings).

Example two

The present embodiment provides a shaver, which includes the cutter head module described in the first embodiment, and therefore, all the advantages of the first embodiment are also provided, and no further description is provided herein.

In an alternative of this embodiment, the tool bit module is provided with at least two tool bit modules, and the tool bit module comprises the tool bit 100 and the driving mechanism 200 for directly driving the tool bit 100, at least the following technical effects can be achieved:

1. differential operation: in an alternative embodiment, at least one shaving head module has a shaving head 100 and a drive means 200 for directly driving the shaving head 100, so that the shaving head 100 can perform a differential operation, and thus, compared to the prior art, it is possible to match whiskers in different states without adjusting the rotation speed several times.

2. Match and need not the type net of shaving, promote and catch beard efficiency: at least one of the tool bit modules in the alternative of this embodiment adopts a manner of directly driving the driving mechanism 200, so that the rotation direction of the driving mechanism 200 can be distinguished from other tool bit modules, and further, the driving mechanism 200 can realize the rotation speed opposite to that of the other tool bit module driving mechanisms 200, thereby realizing the rotation direction difference of each shaving net, so that the scheme can be matched with different types of shaving nets for use, and compared with the prior art, the efficiency of catching beards is improved.

3. Promote 100 degrees of freedom of movement of tool bit: at least one cutter head module in the alternative of this embodiment takes the form of a drive mechanism 200 that directly drives the cutter head 100, and therefore, the cutter head module can achieve relatively flexible movement, and a shaving experience over a larger area can be achieved than in the prior art.

4. Reducing the power consumption of the motor 220: in the prior art, the motor 220 drives the plurality of cutter heads 100 to operate through gears, so that a high-power motor 220 is required to be configured. At least one cutter head module in the alternative of the embodiment adopts a mode that the driving mechanism 200 directly drives the cutter head 100, a gear transmission mechanism is omitted, power loss caused in the gear transmission process is avoided, and meanwhile, a single motor 220 drives one cutter head 100, so that a low-power motor 220 can be configured.

5. The shaver has compact structure: in the prior art, the motor 220 drives the plurality of cutter heads 100 to operate through gears, so that the high-power motor 220 is configured. At least one tool bit module in the alternative of this embodiment adopts the mode that actuating mechanism 200 directly drives to tool bit 100, has omitted gear drive, and the shell 400 of a plurality of tool bit modules is in the close fit of the condition that satisfies the user and shave the experience, and the overall structure of razor is compact, compares in prior art, reduces the razor volume, conveniently carries.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A cutter head module, comprising: a cutter head (100) and a drive mechanism (200) for driving the cutter head (100), the drive mechanism (200) being configured to drive the cutter head (100) in a magnetically driven manner.

2. The tool bit module of claim 1, wherein the driving mechanism (200) comprises a magnetic component (210), the magnetic component (210) comprises a first magnetic portion (211) connected to the tool bit (100) and a second magnetic portion (215) disposed below the first magnetic portion (211), and the second magnetic portion (215) drives the first magnetic portion (211) to rotate.

3. A cutter head module according to claim 2, wherein the first magnetic part (211) comprises a connection block (212) and a first magnet (214);

connecting block (212) joint in tool bit (100), first magnet (214) set up in keeping away from of connecting block (212) one side of tool bit (100).

4. Cutter head module according to claim 3, wherein the connection block (212) is provided with a snap joint (213) and the cutter head (100) is provided with a snap groove matching the snap joint (213).

5. A cutter head module according to claim 4, wherein the connection block (212) is integrally connected with the cutter head (100).

6. The cutter head module according to claim 4, wherein the first magnet (214) is movably connected to the connecting block (212).

7. The cutter head module according to claim 4, wherein the first magnet (214) is longitudinally movable relative to the connecting block (212).

8. A blade module according to claim 7, wherein the second magnetic part (215) comprises a second magnet (216), the second magnet (216) having a magnetic polarity opposite to the magnetic polarity of the first magnet (214), and the second magnet (216) and the first magnet (214) having a gap (300) therebetween.

9. The cutter head module of claim 8, wherein the driving mechanism (200) further comprises a motor (220), the motor (220) is disposed below the second magnet (216), and the second magnet (216) is sleeved on an output shaft of the motor (220).

10. A shaver comprising a plurality of head modules according to any of claims 1-9.

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