TWM589005U - Improved brush head of toothbrush - Google Patents

Abstract

The toothbrush of this creation includes a grip and a brush head; wherein the brush head has an outer frame, a plurality of cylinders and a flexible filling layer, the outer frame is integrally provided at the end of the grip, the plurality of cylinders They are arranged at intervals to form a brush head shape. One end of the plurality of cylinders is concavely formed with a fixing groove for planting bristles, and the flexible filling layer is disposed between the outer frame and the plurality of cylinders The toothbrush of this creation is for users to brush their teeth, because the bristles of the plurality of cylinders can be shifted in different directions, which can effectively clean the tooth surface and each tooth gap, and has a better tooth cleaning effect and is available for use. The convenience of the user's operation, while the flexible filling layer absorbs the excessive force applied by the user, thereby avoiding damage to the gums.

Description

Toothbrush head improvement

This creation is about a brush head that can be used with the tooth surface to make small deflections.

According to the press, the cleaning of the oral cavity is closely related to the health of the human body. People often use tools such as toothbrushes, mouthwashes and dental floss to clean the oral cavity. Conform to the curvature of the teeth to extend into the interdental space between the teeth to clean the residual food in the interdental space. It can avoid the growth of bacteria in the food residue and keep the oral hygiene to reduce the occurrence of oral diseases.

The general toothbrush includes a brush head and a brush handle connected to the brush head. The brush head and the brush handle are provided for the user to operate in the oral cavity when brushing teeth, so a thin rod shape is formed between the two However, the brush head of the prior art toothbrush is still a block made of a hard material, and several rows of spaced bristles are planted on one side surface of the block, so that when the user wants to brush teeth to clean the teeth in the oral cavity, the toothbrush The brush head is placed in the mouth of the human body, and the teeth or tooth gaps are brushed and cleaned with each protruding bundle of bristles.

However, because the bristles planted on the brush head and the brush head made of hard material are roughly formed at a vertical angle, each bundle of bristles cannot be arbitrarily swayed, so that each bristle can only be aimed at the tooth surface or the tooth surface corresponding to the bristles. Brush at a certain angle to clean the teeth; and the tooth surface is non-flat, and the brush head of the toothbrush is also rigid, limited by the fact that the bristles cannot fully fit the tooth surface of each tooth, so there will be dead angles for brushing, it is difficult to clean the tooth surface It can be cleaned, and even the narrow crevices or remote places between the teeth can not be cleaned. Therefore, users often brush their teeth with greater force to flex and fully fit the bristles to the tooth surface, but when the user allows the bristles to penetrate the gums with greater force, the gums are often damaged. Damage its health.

In view of this, this creation provides a brush head that can be adapted to the tooth surface for a small deflection, as its main purpose.

The toothbrush of this creation includes a grip and a brush head; wherein the brush head has an outer frame, a plurality of cylinders and a flexible filling layer, the outer frame is integrally provided at the end of the grip, the plurality of cylinders They are arranged at intervals to form a brush head shape. One end of the plurality of cylinders is concavely formed with a fixing groove for planting bristles, and the flexible filling layer is disposed between the outer frame and the plurality of cylinders .

The toothbrush of this creation is for users to brush their teeth, because the bristles of the plurality of cylinders can be offset in different directions, which can effectively clean the tooth surface and each tooth gap, and has a better tooth cleaning effect and is available for use. The convenience of the user's operation, while the flexible filling layer absorbs the excessive force applied by the user, thereby avoiding damage to the gums.

According to the above technical features, there is at least one opposing first interference portion and second interference portion between the outer frame and the contact surface of the flexible filling layer.

According to the above technical features, the first and second interference portions are opposite convex and concave structures.

According to the above technical features, a cover body is further provided, and the cover system is disposed at the other end of the outer frame relative to the fixing groove.

According to the above technical features, the outer shape of the cover conforms to the outer frame.

According to the above technical features, the cover system is made integrally with the flexible filling layer.

According to the above technical features, the outer frame and the plurality of cylinder systems are formed of a hard material; the flexible filling layer is formed of a soft material.

In order to facilitate the examiner to understand the technical characteristics, content and advantages of this creation and the effects it can achieve, I hereby combine this creation with the drawings and explain in detail in the form of expressions of the embodiments, and the drawings used therein, which The main purpose is only for illustration and auxiliary instructions, and may not be the true proportion and precise configuration after the implementation of the creation, so it should not be interpreted and limited to the relationship between the proportion and configuration of the attached drawings, and the scope of the rights of the creation in the actual implementation. He Xianming.

Please refer to FIG. 1 for a perspective view of the structure of the toothbrush in this creation. The toothbrush 1 of this creation includes a grip 10 and a brush head 20.

Please refer to Figure 2 and Figure 3 at the same time, the main point of this case is: the brush head 20 has an outer frame 21, a plurality of cylinders 22 and a flexible filling layer 23, the outer frame 21 is integrally disposed on the At the end of the grip 10, the plurality of cylinders 22 are arranged at intervals to form a brush head shape, one end surface of the plurality of cylinders 22 is concavely formed with a fixing groove 221, and the other end surface of the plurality of cylinders 22 forms a closed portion 222, a bundle of bristles 30 can be implanted and fixed in each of the fixing grooves 223, and the flexible filling layer 23 is disposed between the outer frame 21 and the plurality of cylindrical bodies 22; in the embodiment shown in the figure At one end of the flexible filling layer 23, a plurality of through holes 231 may be formed to expose the closing portion 222 of the plurality of cylindrical bodies 22, and a cover is further provided on the other end of the outer frame 21 relative to the fixing groove 221 The shape of the body 24 and the cover 24 conforms to the shape of the outer frame 21 so as to close one end surface of the flexible filling layer 23 and the closing portion 222 of the plurality of cylindrical bodies 22. Of course, as shown in the second embodiment in FIG. 4 or FIG. 5, the cover 24 can also be made integrally with the flexible filling layer 23.

Furthermore, there is at least one opposing first interference portion 25 and second interference portion 26 between the contact surface of the outer frame 21 and the flexible filling layer 23 by the first and second interference portions 25, 26 Function, can increase the bonding strength of the outer frame 21 and the flexible filling layer 23; and in the above embodiment, the first and second interference portions 25, 26 can be opposite convex and concave structures.

In this creation, the grip 10, the outer frame 21 and the plurality of cylinders 22 are formed of a hard material, such as plastic material; and the flexible filling layer 23 is formed of a soft material. Since the cylindrical bodies 22 with bristles 30 are connected and fixedly covered by the flexible filling layer 23, each cylindrical body 22 with bristles 30 can independently form various deflections in different directions In this way, when users brush their teeth, each bundle of bristles 30 on the brush head can deflect in any direction and remove food debris from the surface and crevices of the teeth, which can effectively clean the teeth and the flexible filling The layer 23 absorbs excessive force applied by the user, thereby avoiding damage to the gums.

As shown in Figure 6, the method for forming a toothbrush head includes at least the following steps:

Step S01: providing a grip, please refer to FIGS. 1 and 2 at the same time, the grip 10 has a handle 11 and a frame 21 provided at one end of the handle 11; one of the grips is manufactured The method is made by injection molding, and the liquid plastic is injected into the first mold by injection molding technology. The first mold is a mold having a shape corresponding to the shape of the grip 10 shown in FIG. 2, after the liquid plastic is cooled and solidified The brush handle 10 as shown in the figure is formed. The material of the grip 10 may be a hard material, such as plastic material.

Step S02: providing a plurality of cylindrical bodies 22, the plurality of cylindrical bodies 22 are arranged at intervals to form a brush head shape, and one end surface of the plurality of cylindrical bodies 22 is concavely formed with a fixing groove 221 for fixing the bristles 30; wherein, Using a tufting machine, the bristles are respectively implanted into the fixing grooves 221 of the plurality of cylinders 22 to form a bristle portion on the brush head 20, and then the bristles are shaped by hot melt.

Step S03: forming a flexible filling layer, injecting liquid plastic into the second mold by injection molding, the second mold is a mold having a shape corresponding to the shape of the flexible filling layer 23 shown in FIG. 2, After the plural cylinders 22 are placed in the second mold, the liquid plastic is injected into the second mold by injection molding technology, and after the liquid plastic is cooled and solidified, a flexible filling layer 23 as shown in the figure is formed. The flexible filling layer 23 is formed of a soft material.

In this creation, the cylindrical body 22 with bristles 30 is covered with a flexible filling layer 23, so that each cylindrical body 22 can form a multi-angle deflection, so that when the user brushes his teeth, the Each bundle of bristles 30 can be deflected in any direction and remove food debris from the surface and crevices of the teeth, which can effectively clean the teeth. At the same time, the flexible filling layer 23 absorbs the excessive force applied by the user, and then Avoid gum damage.

In summary, this creation provides a better and feasible brush head improvement for the toothbrush, and the application for a new type of patent is submitted according to law; the technical content and technical characteristics of this creation have been disclosed as above, but people familiar with this technology may still be based on this Disclosure of creation and make various replacements and modifications without departing from the creative spirit of this case. Therefore, the scope of protection of this creation should not be limited to those disclosed in the embodiments, but should include various substitutions and modifications that do not deviate from this creation, and are covered by the following patent applications.

1‧‧‧toothbrush 10‧‧‧grip 11‧‧‧handle 20‧‧‧brush head 21‧‧‧Outer frame 22‧‧‧Cylinder 221‧‧‧Fixed groove 222‧‧‧Closed Department 23‧‧‧Flexible filling layer 231‧‧‧Perforation 24‧‧‧cover 25‧‧‧ First Interference Department 26‧‧‧Second Interference Department 30‧‧‧Bristles

Figure 1 shows a perspective view of the structure of the toothbrush in this creation. Figure 2 shows an exploded view of the structure of the first embodiment of the toothbrush in the creation. Figure 3 shows a cross-sectional view of the structure of the first embodiment of the toothbrush in the creation. Figure 4 shows an exploded view of the structure of the second embodiment of the toothbrush in the creation. Figure 5 shows a cross-sectional view of the structure of the second embodiment of the toothbrush in the creation. Figure 6 shows a schematic flow chart of the method for forming a toothbrush head in this creation.

1‧‧‧toothbrush

10‧‧‧grip

20‧‧‧brush head

21‧‧‧Outer frame

22‧‧‧Cylinder

222‧‧‧Closed Department

23‧‧‧Flexible filling layer

231‧‧‧Perforation

24‧‧‧cover

25‧‧‧ First Interference Department

26‧‧‧Second Interference Department

30‧‧‧Bristles

Claims (7)

An improved brush head of a toothbrush. The toothbrush includes a grip and a brush head, and is characterized by: The brush head has an outer frame, a plurality of cylinders, and a flexible filling layer. The outer frame is integrally provided at the end of the grip. The plurality of cylinders are arranged at intervals to form a brush head shape. A fixing groove is formed concavely in one end surface, and the flexible filling layer is disposed between the outer frame and the plurality of cylindrical bodies. The improvement of the brush head of the toothbrush according to claim 1, wherein there is at least one opposing first interference portion and second interference portion between the outer frame and the contact surface of the flexible filling layer. The improvement of the brush head of the toothbrush according to claim 1, wherein the first and second interference portions are opposite convex and concave structures. The improvement of the brush head of the toothbrush according to any one of claims 1 to 3, wherein a cover body is further provided, and the cover system is provided at the other end of the outer frame relative to the fixing groove. The improvement of the brush head of the toothbrush according to claim 4, wherein the outer shape of the cover conforms to the outer frame. The improvement of the brush head of the toothbrush according to claim 5, wherein the cover system is made integrally with the flexible filling layer. The improvement of the brush head of the toothbrush according to claim 4, wherein the grip, the outer frame and the plural cylinder system are formed of a hard material; the flexible filling layer is formed of a soft material.

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