CN204263192U - A kind of blade assembly of battery powered shaver - Google Patents

Abstract

The utility model discloses a blade assembly of an electric shaver, which comprises a static knife, a static knife holder, a moving knife that reciprocates relative to the static knife, a moving knife holder, a suspension spring for the moving knife and a fixed knife arranged sequentially from top to bottom. frame, the static knife is fixedly connected with the static knife frame, and the static knife frame is connected with the fixed knife frame through a fixed pin; one end of the suspension spring of the moving knife abuts against the moving knife frame, and the other end abuts against the fixed knife frame; The moving knife is fixed on the moving knife rest, and the moving knife and the moving knife rest are suspended between the static knife rest and the fixed knife rest. The static knife frame of the blade assembly of the electric shaver of the utility model is fixed on the fixed frame by the fixed pin on the one hand, and becomes the fixed fulcrum of the movable knife suspension on the other hand, can effectively provide a simple and delicate suspension bracket, and guarantee In order to ensure the tightness and trackability of the moving knife and the static knife when they move with each other, when the blade assembly of the utility model is used in facial areas with complex curved surfaces, the moving knife can float and change relative to the static knife to give a good shaving effect .

Description

A blade assembly of an electric shaver

technical field

The utility model relates to the technical field of an electric shaver for shaving beards, in particular to a blade assembly of an electric shaver.

Background technique

Electric razors are generally used to shave facial and body hair. The blades of electric razors do not touch the skin, thus reducing the risk of nicks, cuts and other skin pains. Due to the continuous improvement of people's living standards, people are more interested in The quality requirements of daily necessities are getting higher and higher, and more and more people like to use electric razors instead of manual razors. An electric shaver is generally composed of a stainless steel mesh cover, a blade, a micro motor and a housing. There are many holes on the mesh cover, and beards or hairs can be inserted into the holes. The micro motor is driven by electric energy to drive the blade to move. Cut off any beard or hair that protrudes through the hole. Since the blades in the electric shaver cannot float up and down freely, the shaving effect is not good.

Utility model content

Aiming at the deficiencies of the prior art, the technical problem to be solved by the utility model is to provide a blade assembly of an electric shaver which has a compact structure, is convenient to install and disassemble, and can freely float the blade during the shaving process, so that the shaving effect can be improved. better.

In order to solve the above technical problems, the utility model is realized through the following technical solutions: a blade assembly of an electric shaver, including a static knife, a static knife holder, a moving knife that reciprocates relative to the static knife, The moving knife rest, the moving knife suspension spring and the fixed knife rest, the static knife is fixedly connected with the static knife rest, and the static knife rest is connected with the fixed knife rest through a fixed pin; one end of the movable knife suspension spring abuts on The other end of the movable knife rest abuts against the fixed knife rest; the movable knife is fixed on the movable knife rest, and the movable knife and the movable knife rest are suspended between the static knife rest and the fixed knife rest between. The static knife frame of the blade assembly of the electric shaver of the utility model is fixed on the fixed frame by the fixed pin on the one hand, and becomes the fixed fulcrum of the movable knife suspension on the other hand, which can effectively provide a simple and delicate suspension bracket while ensuring In order to ensure the tightness and trackability of the moving knife and the static knife when they move with each other, when the blade assembly of the electric shaver of the present utility model is used in a facial area with complex curved surfaces, the moving knife can float and change relative to the static knife to give For a good shave.

Further, the lower end of the movable tool holder is in the shape of an inverted "Y", and passes through the elongated hole at the bottom end of the fixed knife holder.

In a preferred embodiment of the present utility model, the static knife is elongated, and the blades of the static knife are located on both sides.

Further, the movable knife extends outwards from both ends along its length direction, and the middle part of the movable knife is provided with an accommodating groove running through its length direction.

As an improvement to the above solution, the static knife rest is in an inverted U shape and is located in the accommodating groove.

As an improvement of the above solution, the static knife and the static knife holder are fixed by laser welding.

In one embodiment of the present utility model, the static knife holder is a plastic static knife holder.

Compared with the prior art, the beneficial effects of the utility model are: the static knife frame of the blade assembly of the electric shaver of the utility model is fixed on the fixed frame by the fixed pin on the one hand, and becomes the fixed fulcrum of the movable knife suspension on the other hand, It can effectively provide a simple and delicate suspension bracket while ensuring the tightness and tracking of the moving knife and the static knife when they move each other; The lower end of the electric shaver is connected to the centrifugal shaft of the power output, and is elastically held between the static knife rest and the fixed knife rest under the action of the suspension spring of the moving knife. The moving knife can float and change relative to the static knife to give a good shaving effect, and the cutting efficiency is higher, and the static knife holder made of plastic is beneficial to reduce the vibration of the blade assembly during work, thereby improving the shaving effect. The comfort of the shaving knife. The static knife, the static knife holder, the moving knife that reciprocates relative to the static knife, the moving knife holder, the suspension spring of the moving knife and the fixed knife holder of the utility model are installed sequentially from top to bottom.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings of the embodiments will be briefly introduced below.

Fig. 1 is a schematic diagram of the overall assembly structure of the blade assembly of the electric shaver according to the preferred embodiment of the present invention.

Fig. 2 is a schematic diagram showing the disassembled blade assembly of the electric shaver according to the preferred embodiment of the present invention.

Fig. 3 is a structural schematic diagram of the welding of the static blade and the static blade holder of the blade assembly of the electric shaver according to the preferred embodiment of the present invention.

Fig. 4 is a schematic diagram of the structure of the movable knife of the blade assembly of the electric shaver according to the preferred embodiment of the present invention.

Fig. 5 is a schematic diagram of the side structure of the movable knife of the blade assembly of the electric shaver according to the preferred embodiment of the present invention.

Fig. 6 is a schematic diagram of the side structure of the blade assembly of the electric shaver according to the preferred embodiment of the present invention after the static blade and the static blade holder are welded.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1-6, the structural diagram of the blade assembly of the electric shaver of the preferred embodiment of the present invention, the blade assembly of the electric shaver of the present invention can be used in the electric shaver, can guarantee good shaving beard effect and better shaving efficiency.

The blade assembly of the electric shaver of the preferred embodiment of the present invention comprises a static knife 10, a static knife holder 20, a moving knife 30 reciprocating relative to the static knife 10, a moving knife holder 40, and a moving knife suspension arranged from top to bottom. Spring 50 and fixed knife rest 60, described static knife 10 is fixedly connected with described static knife rest 20, and described static knife rest 20 is connected with described fixed knife rest 60 by fixed pin 70; One end of described movable knife suspension spring 50 abuts on the movable knife rest 40, and the other end abuts on the fixed knife rest 60; the movable knife 30 is fixed on the movable knife rest 40, and the movable knife 30 and the movable knife rest 40 are suspended on the Between the static knife rest 20 and the fixed knife rest 60. Specifically, as shown in Figure 3, the static knife 10 and the static knife holder 20 in the blade assembly of the present utility model are fixed by laser welding, and the static knife 10 and the static knife holder 20 are taken as a whole, and the diameter of the laser welding position Greater than 0.8mm, to ensure that the connection between the static knife 10 and the static knife holder 20 is firm. The static blade holder 20 of the blade assembly of the electric shaver of the present utility model is fixed on the described fixed frame 60 by the fixed pin 70 on the one hand, and becomes the fixed fulcrum that the movable knife 30 hangs on the other hand, can effectively provide a simple and delicate While the bracket is suspended, the tightness and trackability of the moving knife 30 and the static knife 10 when they move mutually are guaranteed. Preferably, the static blade frame 20 of the blade assembly of the electric shaver of the preferred embodiment of the present invention is a plastic static blade frame, and the static blade frame 20 made of plastic is conducive to reducing the vibration of the blade assembly during work, thereby improving shaving The comfort of the shaving knife.

During specific implementation, the static knife 10 is elongated, and the blades of the static knife 10 are located on both sides. Correspondingly, as shown in FIGS. There is a moving knife surface 31. When working, the moving knife surface 31 corresponds to the blades on both sides of the static knife 10, and the middle part of the moving knife 30 is provided with an accommodating groove 32 running through its length direction. The static knife rest 20 is in an inverted U shape, and the static knife rest 20 is located in the accommodating groove 32. When the static knife rest 20 is fixed on the fixed frame 60, the moving knife 30 passes through the accommodating groove 32 and is suspended with the static knife rest 20. The fixed fulcrum ensures the tightness and tracking of the moving knife 30 and the static knife 10 when they move with each other. , to ensure the stability of the movement of the movable knife 30 during work.

Further, as shown in Fig. 1 and Fig. 2, the lower end of the movable knife rest 40 is in the shape of an inverted "Y", and passes through the elongated hole 61 at the bottom of the fixed knife rest 60, wherein the movable knife rest 40 The lower end is connected by the centrifugal shaft of the power output, which drives the power frame 40 to reciprocate, and then drives the moving knife 30 to reciprocate relative to the static knife 10, because the moving knife surface 31 is evenly distributed at both ends of the moving knife 30, and is in contact with the static knife. The blades at both ends of the knife 10 are set opposite to each other, and the moving knife surface 31 moves relative to the static knife blade to ensure their dynamic and static balance, so as to achieve the purpose of shaving. With the floating change, a good shaving effect is given, and the cutting efficiency is high. Therefore, the cooperative use of the movable knife 30 and the static knife 10 makes the blade assembly of the electric shaver of the present utility model more effective in use, and makes the application range of the electric shaver wider.

When using the blade assembly of the electric shaver of the present utility model, first the static knife 10 is welded on the static knife rest 20 by laser, then the movable knife 30 and the movable knife rest 40 are fixed together by heat welding, and the movable knife rest The lower end of 40 in the shape of an inverted "Y" passes through the elongated hole 61 at the bottom of the fixed knife rest 60, and the movable knife suspension spring 50 is placed between the movable knife rest 40 and the fixed knife rest 60 to ensure that the movable knife rest 40 can Move freely up and down in the elongated hole 61; then place the static knife rest 20 in the accommodating groove 32 of the movable knife 30 to ensure that the movable knife 30 can reciprocate relative to the static knife rest 20; The static knife frame 20 is fixed on the upper end of the fixed frame 60, and the blade assembly of the whole electric shaver is assembled so far. When it needs to be disassembled, cleaned or repaired, only the fixing pin 70 needs to be pulled out, and the whole disassembly process is convenient and quick.

The static knife holder 20 of the blade assembly of the electric shaver of the present utility model is fixed on the fixed frame 60 by the fixed pin 70 on the one hand, and becomes the fixed fulcrum of the movable knife 30 suspension on the other hand, can effectively provide a simple and delicate suspension bracket At the same time, it ensures the tightness and tracking when the moving knife 30 and the static knife 10 move mutually; connected to the centrifugal shaft, and elastically held between the static knife rest 20 and the fixed knife rest 60 under the action of the moving knife suspension spring 50, when the blade assembly of the electric shaver of the present utility model is used on a face with complex curved surfaces The movable knife 30 can float and change relative to the static knife 10 to give a good shaving effect, and the cutting efficiency is higher, and the static knife holder 20 made of plastic is beneficial to reduce the vibration of the blade assembly during work, thereby improving Shaver comfort. The static knife 10, the static knife rest 20, the movable knife 30 which reciprocates relative to the static knife 10, the movable knife rest 40, the movable knife suspension spring 50 and the fixed knife rest 60 of the utility model are installed sequentially from top to bottom, and the installation and disassembly are convenient Fast, worthy of popularization and application.

The above disclosures are only preferred embodiments of the present utility model, and of course the scope of rights of the present utility model cannot be limited by this, so the equivalent changes made according to the claims of the present utility model still belong to the scope covered by the present utility model .

Claims (7)

1. A blade assembly of an electric shaver, which is characterized in that: it includes a static knife, a static knife holder, a moving knife reciprocating relative to the static knife, a moving knife holder, a moving knife suspension spring and a fixed blade set from top to bottom. The knife rest, the static knife is fixedly connected with the static knife rest, and the static knife rest is connected with the fixed knife rest through a fixed pin; one end of the moving knife suspension spring abuts against the moving knife rest, and the other end connected to the fixed knife rest; the movable knife is fixed on the movable knife rest, and the movable knife and the movable knife rest are suspended between the static knife rest and the fixed knife rest. 2 . The blade assembly of an electric shaver according to claim 1 , wherein the lower end of the movable knife holder is in the shape of an inverted "Y", and passes through the elongated hole at the bottom end of the fixed knife holder. 3. The blade assembly of the electric shaver according to claim 1 or 2, wherein the static knife is in the shape of a long strip, and the blades of the static knife are located on both sides. 4. The blade assembly of an electric shaver as claimed in claim 3, wherein a moving knife surface extends outward from both ends of the moving knife along its length direction, and a penetrating hole is opened in the middle of the moving knife. The accommodating groove in its length direction. 5 . The blade assembly of an electric shaver according to claim 4 , wherein the static knife holder is in an inverted U shape and is located in the accommodating groove. 5 . 6 . The blade assembly of an electric shaver according to claim 1 , wherein the static knife and the static knife holder are fixed by laser welding. 7 . 7. The blade assembly of an electric shaver according to claim 1, wherein the static blade holder is a plastic static blade holder.