Double-toothed razor head with hair guiding function

CN224847284UActive Publication Date: 2026-10-13SHENZHEN ACME ELECTRIC APPLIANCE CO LTD
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Patent Information

Application Number
CN202522773167.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-27
Publication Date
2026-10-13
Estimated Expiration
2035-12-27

AI Technical Summary

Technical Problem

目前市场上,往复型的剃须刀道具都是弧形的,刀网也是铆压的弧形,使用一段时间往往比较容易脱落,此时就需要返厂维修或者重新购买,效果不好,从而影响用户的体验感,且对剃须刀寿命有影响

Benefits of technology

[0009]本实用新型的有益效果是:相较于现有技术,本实用新型包括:刀头设有定刀,定刀底面设有动刀,动刀设有可动刀架,可动刀架连接马达偏心轴。定刀两侧设有定刀齿,与动刀相配合,定刀齿与定刀端面设有纹理形成一个平滑整体,纹理全部是全圆角,没有棱角和棱面,从一侧定刀齿到另一侧定刀齿,形成一条条顺滑的纹理通道,具有导发功能;动刀两侧设有动刀齿,与定刀齿相配合,形成交叉剪切效果。采用以上设计,当刀头开始工作时,利用一侧刀齿如从左剃到右时,即可利用另外一侧顺滑地从右剃到左,又因利用是理发器刀头原理,其刀片硬度以及锋利度亦可用于精剪头发,利用纹理通道,毛发将顺着通道进入刀齿间,可实现造型、雕刻,且设计合理,结构简单,提高剃须刀寿命,满足用户不同的需求。

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Abstract

The utility model discloses a razor head double teeth has the function structure of guiding hair, and including: the knife head is equipped with fixed knife, and the bottom surface of fixed knife is equipped with movable knife, and movable knife is equipped with movable knife rest, and movable knife rest connects motor eccentric shaft. Fixed knife both sides are equipped with fixed knife tooth, and the texture is formed with fixed knife end face one smooth whole, and the texture is all full round angle, and there is no edge and ridge, and from one side fixed knife tooth to the other side fixed knife tooth, form a strip smooth texture channel, have the function of guiding hair. Movable knife both sides are equipped with movable knife tooth, and cooperate with fixed knife tooth, form cross shearing effect. Adopt above design, utilize one side knife tooth such as from left to right when shaving, can utilize another side smoothly from right to left, and because using is hairdressing device knife head principle, its knife tooth hardness and sharpness can also be used for fine cutting hair, utilize texture channel, and hair will follow the channel and enter the knife tooth, can realize modeling, sculpture, and the design is reasonable, and the structure is simple, improves life, satisfies the different needs of user.
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Description

Technical Field

[0001] This utility model relates to the field of razor technology, and in particular to a razor head with a double-toothed structure that has a hair-guiding function. Background Technology

[0002] With rapid economic development and rising living standards, people are pursuing a higher quality of life and have increasingly higher demands for products. Currently, reciprocating razors on the market typically have curved blades and riveted curved foils, which tend to detach after a period of use. This necessitates returning them for repair or replacement, resulting in poor shaving performance, impacting user experience, and affecting the razor's lifespan. Is it possible to find an alternative, or even a completely different, razor that functions like a hair clipper, improving shaving efficiency while extending its lifespan?

[0003] Therefore, there is an urgent need to design a razor head with a double-toothed structure that can solve one or more of the above problems and has a hair-guiding function. Utility Model Content

[0004] To address one or more problems existing in the prior art, this utility model provides a razor head with a double-tooth structure that guides hair.

[0005] The technical solution adopted by this utility model to achieve the above-mentioned objective is: a razor head with double teeth having a hair-guiding function, characterized in that it includes: The cutter head is provided with a fixed blade, the bottom surface of the fixed blade is provided with a moving blade, the moving blade is provided with a movable tool holder, and the movable tool holder is connected to the eccentric shaft of a motor; The fixed blade has fixed blade teeth on both sides, which cooperate with the moving blade. The fixed blade teeth and the end face of the fixed blade have texture to form a smooth whole. The texture is all rounded corners, without sharp corners or facets. From the fixed blade teeth on one side to the fixed blade teeth on the other side, smooth texture channels are formed, which have a guiding function. The moving blade has moving blade teeth on both sides, which cooperate with the fixed blade teeth to form a cross-cutting effect.

[0006] In some embodiments, fixed blade holes are provided on both sides of the fixed blade, and the fixed blade is fixed to the blade head using fasteners.

[0007] In some embodiments, the moving blade is provided with a moving blade hole and is snapped onto a movable blade holder.

[0008] In some embodiments, the movable tool holder has a boss on its end face to fasten the moving tool, and a linkage mechanism is provided at the bottom of the movable tool holder to connect the motor eccentric shaft and prevent the motor eccentric shaft from disengaging.

[0009] The beneficial effects of this utility model are as follows: Compared with the prior art, this utility model includes: a fixed blade on the shaver head, a movable blade on the bottom surface of the fixed blade, a movable blade holder on the movable blade, and a motor eccentric shaft connected to the movable blade holder. Fixed blade teeth are provided on both sides of the fixed blade, cooperating with the movable blade. The fixed blade teeth and the end face of the fixed blade have textures forming a smooth whole. The textures are all rounded, without sharp edges or facets. From one side of the fixed blade teeth to the other side, smooth texture channels are formed, providing a hair guiding function. Movable blade teeth are provided on both sides of the movable blade, cooperating with the fixed blade teeth to form a cross-cutting effect. With the above design, when the shaver head starts working, if one side of the blade teeth is used to shave from left to right, the other side can be used to smoothly shave from right to left. Because it utilizes the principle of a hair clipper head, the hardness and sharpness of the blades can also be used for precise hair cutting. Utilizing the texture channels, the hair will enter the space between the blade teeth along the channels, enabling styling and carving. The design is reasonable, the structure is simple, it improves the lifespan of the shaver, and meets the different needs of users. Attached Figure Description

[0010] Figure 1 This is an exploded structural diagram of a preferred embodiment of the present invention.

[0011] Figure 2 This is a schematic diagram of the combined structure of the fixed blade, moving blade, and movable tool holder in a preferred embodiment of the present invention.

[0012] Figure 3 This is a schematic diagram of the fixed blade structure of a preferred embodiment of the present invention.

[0013] In the picture: 10. Cutting head; 20. Fixed cutter; 21. Fixed cutter teeth; 22. Texture; 221. Texture channel; 23. Fixed cutter hole; 30. Moving cutter; 31. Moving cutter teeth; 32. Moving cutter hole; 40. Movable cutter holder; 41. Boss; 42. Linkage mechanism. Detailed Implementation

[0014] To make the above-mentioned objectives, features, and advantages of this utility model more readily understood, the specific embodiments of this utility model are described in detail below with reference to the accompanying drawings. Many specific details are set forth in the following description to provide a full understanding of this utility model. However, this utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar modifications without departing from the spirit of this utility model. Therefore, this utility model is not limited to the specific embodiments disclosed below.

[0015] like Figures 1-3 As shown, this utility model provides a razor head with double teeth and hair-guiding function, characterized in that it includes: The cutter head 10 is provided with a fixed blade 20, a movable blade 30 is provided on the bottom surface of the fixed blade 20, and a movable blade holder 40 is provided on the movable blade. The movable blade holder 40 is connected to the eccentric shaft of the motor. The fixed blade 20 has fixed blade teeth 21 on both sides, which cooperate with the moving blade 30. The fixed blade teeth 21 and the end face of the fixed blade 20 have textures 22 to form a smooth whole. The textures 22 are all rounded corners, without sharp corners or facets. From one fixed blade tooth to the other fixed blade tooth, smooth texture channels 221 are formed, which have a guiding function. The moving blade 30 has moving blade teeth 31 on both sides, which cooperate with the fixed blade teeth 21 to form a cross-cutting effect.

[0016] Specifically, the fixed blade 20 has fixed blade teeth 21 on both sides, and the moving blade 30 has moving blade teeth 31 on both sides. The fixed blade teeth 21 and the moving blade teeth 31 cooperate with each other to form a cross-cutting effect. The fixed blade teeth 21 and the end face of the fixed blade 20 have textures 22 to form a smooth whole. The textures 22 are all rounded, without sharp corners or facets. From one fixed blade tooth to the other fixed blade tooth, smooth texture channels 221 are formed, which have a hair guiding function. When the blade head starts working, if one side of the blade teeth is used to shave from left to right, the other side can be used to smoothly shave from right to left. Because it uses the principle of a hair clipper head, the hardness and sharpness of its blades can also be used for precise hair cutting. Using the texture channels 221, the hair will enter between the blade teeth along the texture channels, which can achieve styling and carving.

[0017] Furthermore, when the shaving head is working, the textured part of the end face of the fixed blade 20 contacts the beard and moves closely to it. At this time, the fixed blade teeth 21 and the textured part 22 on the end face of the fixed blade 20 form a smooth whole. The textured part 22 is completely rounded, without any sharp edges or facets. From one side of the fixed blade teeth to the other side, smooth textured channels 221 are formed, all of which can accommodate the beard. This results in a more precise and smoother shaving effect, improving shaving efficiency. By designing blade teeth on both sides of the fixed and moving blades, when the shaving head starts working, if one side of the blade teeth is used to shave from left to right, the other side can be used to smoothly shave from right to left, reducing the number of times the blade teeth need to shave, reducing the replacement frequency, and extending the service life. The double-sided tooth structure can adapt to the facial contour curves, achieving a more even shaving effect for complex areas such as the jaw and neck. Since it uses the principle of a hair clipper head, the hardness and sharpness of its blades can also be used for precise hair cutting.

[0018] In some embodiments, the fixed blade 20 is provided with fixed blade holes 23 on both sides, and the fixed blade is fixed to the blade head by fasteners.

[0019] Specifically, the end of the fixed blade hole 23 and the custom fasteners have also been treated to smoothly integrate with the textured end face 22 without affecting the use of the blade.

[0020] In some embodiments, the movable blade 30 is provided with a movable blade hole 32, which is snapped onto the movable blade holder 40.

[0021] Specifically, the movable tool holder 40 is provided with several bosses 41, and the movable tool hole 32 is provided with several, which match the bosses 41.

[0022] In some embodiments, the movable tool holder 40 has a boss 41 on its end face to fasten the movable tool 30, and a linkage mechanism 42 is provided at the bottom of the movable tool holder 40 to connect the motor eccentric shaft and prevent the motor eccentric shaft from disengaging.

[0023] Specifically, the boss 41 is provided with several protrusions that match the moving blade 30. When the motor starts to work, its motor eccentric shaft drives the movable blade holder 40 to move through the linkage mechanism 42. Since the moving blade 30 is locked on the movable blade holder, it is further driven to move. Since the end face of the moving blade 30 abuts against the fixed blade 20, under the action of power, the blade teeth of the moving blade and the fixed blade cross and generate shearing force, which can achieve the effects of shaving and cutting hair.

[0024] In summary, the present invention provides a double-tooth razor head structure with hair-guiding function, comprising: The cutter head 10 is equipped with a fixed blade 20, and a movable blade 30 is provided on the bottom surface of the fixed blade 20. The movable blade is equipped with a movable blade holder 40, which is connected to the eccentric shaft of the motor. The fixed blade 20 has fixed blade teeth 21 on both sides, which cooperate with the movable blade 30. The fixed blade teeth 21 and the end face of the fixed blade 20 have textures 22 to form a smooth whole. The textures 22 are all rounded corners without sharp edges or facets. From one fixed blade tooth to the other fixed blade tooth, smooth texture channels 221 are formed, which have a guiding function. The movable blade 30 has movable blade teeth 31 on both sides, which cooperate with the fixed blade teeth 21 to form a cross-cutting effect. With the above design, when the shaver head starts working, if one side of the blades is used to shave from left to right, the other side can be used to smoothly shave from right to left. Since it uses the principle of a hair clipper head, the hardness and sharpness of its blades can also be used for precise hair cutting. Using the texture channel 221, the hair will enter between the blades along the channel, which can achieve styling and carving. The design is reasonable, the structure is simple, and it improves the life of the shaver and meets the different needs of users.

[0025] The embodiments described above are merely illustrative of one or more implementations of this utility model, and while the descriptions are specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A razor head with double teeth having a hair-guiding function, characterized in that, include: The cutter head is provided with a fixed blade, the bottom surface of the fixed blade is provided with a moving blade, the moving blade is provided with a movable tool holder, and the movable tool holder is connected to the eccentric shaft of a motor; The fixed blade has fixed blade teeth on both sides, which cooperate with the moving blade. The fixed blade teeth and the fixed blade end face have texture 22 to form a smooth whole. All the textures are rounded, without sharp corners or facets. From one fixed blade tooth to the other fixed blade tooth, smooth texture channels are formed, which have a guiding function. The moving blade has moving blade teeth on both sides, which cooperate with the fixed blade teeth to form a cross-cutting effect.

2. The razor head with double teeth having hair-guiding function according to claim 1, characterized in that, The fixed blade has fixed blade holes on both sides, and the fixed blade is fixed to the blade head using fasteners.

3. The razor head with double teeth having hair-guiding function according to claim 1, characterized in that, The moving blade has a moving blade hole and is snapped onto the movable blade holder.

4. The razor head with double teeth having hair-guiding function according to claim 1, characterized in that, The movable tool holder has a boss on its end face to fasten the moving tool, and a linkage mechanism is provided at the bottom of the movable tool holder to connect the motor eccentric shaft and prevent the motor eccentric shaft from disengaging.