WO2021016739A1

WO2021016739A1 - Universal rotatable toothbrush

Info

Publication number: WO2021016739A1
Application number: PCT/CN2019/097886
Authority: WO
Inventors: 黄守仁
Original assignee: 龙昌日用品工业（南宁）有限公司
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2021-02-04

Abstract

Disclosed is a universal rotatable toothbrush, comprising a toothbrush head (10), a connection base (20), a bristle base (30) and a toothbrush handle (40). The toothbrush head (10) is connected to the toothbrush handle (40), and a rotatable boss (12) projects from the toothbrush head (10); the connection base (20) is made of a soft material and arranged on the toothbrush head (10), a rotation hole (23) is provided in the connection base (20), and the rotatable boss (12) projects out of the rotation hole (23); and the bristle base (30) is arranged on the connection base (20), the rotatable boss (12) selectively abuts against the bristle base (30), and a plurality of bristles (31) are arranged on the bristle base (30). By means of the connection base (20) made of the soft material and the rotatable boss (12) arranged on the toothbrush head (10), when a user uses the toothbrush, the effect of pressing the connection base (20) and deforming same can be achieved by abutting against the bristles (31), such that the bristles (31) can deflect relative to the toothbrush head (10) within a larger range, thereby increasing the effective cleaning area of the bristles (31).

Description

Universal rotating toothbrush

Technical field

The invention relates to a toothbrush.

Background technique

Toothbrushes are cleaning products that are often used in daily life. Therefore, how to continuously improve the cleaning performance of toothbrushes is one of the most important characteristics when improving toothbrushes.

When using a toothbrush in the prior art, because the user holds the toothbrush at the wrong angle or his own toothbrushing habits are not good, some specific positions in the oral cavity are ignored when brushing teeth. For example, the back teeth of wisdom teeth often grow. It is a place that is often difficult for ordinary people to clean.

However, after these locations have not been cleaned for a long time and gradually accumulated bacteria and tartar, they will easily have a bad effect on the teeth. In severe cases, it may even be necessary to extract the teeth to cure these problems; and these problems, in addition to the aforementioned personal user In addition to brushing habits, another reason is that the brush head of the toothbrush is fixed, that is to say, the direction the user holds completely controls the direction in which the bristles can be cleaned.

Therefore, toothbrush manufacturers change the shape of the toothbrush bristles, the angle of outward expansion, etc., so that the general user can brush the most and widest cleaning range when brushing their teeth at a specific holding angle. However, such a design is There are still limitations in use, so how to further increase the range of toothbrushes that can be cleaned is the part to be improved in the prior art.

Summary of the invention

In view of the shortcomings and deficiencies of the prior art, the present invention provides a universal rotating toothbrush, which provides a flexible connecting seat between the brush head and the bristle holder, and the brush head and the bristle holder maintain a relative rotation Therefore, the cleaning range of the toothbrush can be expanded, and the cleaning efficiency of the user's teeth can be improved.

To achieve the above-mentioned purpose of the invention, the technical content adopted by the present invention is a universal rotating toothbrush, which includes

A brush head with at least one rotating bump protruding from an inner side of the brush head;

A connecting seat, which is arranged on the inner surface of the brush head and is made of soft material, and the connecting seat is provided with at least one rotating hole, and the at least one rotating protrusion protrudes from the at least one rotating hole;

A bristle seat, which is arranged on the connecting seat, and the at least one rotating protrusion of the brush head selectively abuts against the bristle seat, and a plurality of bristles are provided on the side surface of the bristle seat away from the brush head ；

A brush handle connected with the brush head.

To achieve the above-mentioned object of the invention, the present invention further provides a universal rotating toothbrush, which comprises:

A brush handle with at least one rotating bump protruding from one side of one end of the brush handle;

A brush head, which is sleeved on the end of the brush handle, and is sleeved with the at least one rotating protrusion, the brush head is made of soft material;

A bristle holder is arranged on the brush head, the position of the at least one rotating protrusion of the brush handle corresponds to a side surface of the bristle holder, and a plurality of bristles are arranged on the side surface of the bristle holder away from the brush head .

The advantage of the present invention is that the brush head and the connecting seat (or the handle and the brush head) are respectively provided with rotating bumps and rotating holes, when the bristle seat is connected to the brush head through the connecting seat (or when the bristle seat When the brush handle is connected to the brush head), it only abuts against the surface of the rotating bump of the brush head, and the other parts are connected with the connection seat of the soft material. Therefore, when the user uses the present invention to perform oral cavity When cleaning, as the user pushes on the toothbrush, the connecting seat will deform after being squeezed, and the bristle seat provided on the connecting seat will swing against the surface of the rotating bump relative to the brush head. The bristles can be brushed to more tooth surfaces, and the cleaning effect is improved.

Furthermore, in the aforementioned universal rotating toothbrush, the number of the at least one rotating protrusion is one, and the shape of the rotating protrusion is a circle, and its cross section is arc-shaped; the number of the at least one rotating hole Is one, and the shape of the rotating hole is a round hole.

Furthermore, in the aforementioned universal rotating toothbrush, the shape of the at least one rotating protrusion is a long strip, and the cross section of the at least one rotating hole is an arc shape; the shape of the at least one rotating hole is a rectangular long hole.

Furthermore, in the aforementioned universal rotating toothbrush, the number of the at least one rotating protrusion is two; the number of the at least one rotating hole is two.

Furthermore, in the aforementioned universal rotating toothbrush, the number of the at least one rotating protrusion is two, and the two rotating protrusions are arranged at intervals along the extension direction of each rotating protrusion; the number of the at least one rotating hole There are two, and the positions of the two rotating holes correspond to the positions of the two rotating protrusions.

Further, in the aforementioned universal rotating toothbrush, the connecting seat includes a bottom plate and a ring wall, the ring wall is disposed around the periphery of a side of the bottom plate away from the brush head, and the at least one rotation hole is disposed in the bottom plate And the ring wall is connected to the outer wall surface of the bristle holder.

Furthermore, in the aforementioned universal rotating toothbrush, at least one limiting portion protrudes from a side surface of the bristle seat facing the connecting seat, which corresponds to the position of the at least one rotating protrusion, and each of the at least one limiting portion The portion includes at least one limiting wall, and the at least one limiting wall selectively abuts against the periphery of the corresponding rotating protrusion.

Furthermore, in the aforementioned universal rotating toothbrush, a limiting portion protrudes from one side of the bristle seat toward the connecting seat, which corresponds to the position of the rotating protrusion, and each limiting portion includes a limiting wall , The limiting wall surrounds in a ring shape and selectively surrounds and abuts against the periphery of the rotating protrusion.

Furthermore, in the aforementioned universal rotating toothbrush, the brush head is provided with at least one rotating hole, and the at least one rotating protrusion of the handle protrudes from the at least one rotating hole and selectively abuts against the bristles seat.

Furthermore, in the aforementioned universal rotating toothbrush, a coupling hole penetrates through the handle, and the coupling hole is located in the brush head.

Description of the drawings

Fig. 1 is a perspective view of the first embodiment of the present invention.

Figure 2 is an enlarged perspective view of the brush head of the present invention.

Fig. 3 is an exploded view of the components of Fig. 2.

Fig. 4 is a cross-sectional action diagram of Fig. 2 (1).

Fig. 5 is a cross-sectional action diagram (2) of Fig. 2.

Fig. 6 is an exploded enlarged view of the components of the second embodiment of the present invention.

Figure 7 is a cross-sectional top view of the second embodiment of the present invention (1).

Fig. 8 is a cross-sectional top view (2) of the second embodiment of the present invention.

Fig. 9 is an exploded view of the third embodiment of the present invention.

Fig. 10 is a side sectional view of a third embodiment of the present invention.

Fig. 11 is an exploded view of the fourth embodiment of the present invention.

Fig. 12 is an exploded view of another component of the fourth embodiment of the present invention.

Fig. 13 is a side sectional view of the fourth embodiment of the present invention.

Detailed ways

The following further describes the technical means adopted by the present invention to achieve the intended purpose of the invention in conjunction with the drawings and preferred embodiments of the present invention.

Please refer to Figures 1, 2 and 3, the universal rotating toothbrush of the present invention includes a brush head 10, a connecting seat 20, a bristle seat 30 and a brush handle 40, the brush head 10 is arranged on the handle 40 At one end, the connecting seat 20 is arranged on an inner side 11 of the brush head 10, and the bristle seat 30 is arranged on the connecting seat 20.

Please refer to FIG. 3, to be more precise, at least one rotating protrusion 12 protrudes from the inner surface 11 of the brush head 10. In the first embodiment, the number of the at least one rotating protrusion 12 is one, and The shape of the rotating protrusion 12 is a circle, and its cross-section is an arc shape, making it appear like a partial sphere.

The connecting seat 20 is made of soft material. In the first embodiment, the connecting seat 20 includes a bottom plate 21, a ring wall 22 and at least one rotating hole 23. The bottom plate 21 is in contact with the inner surface 11 of the brush head 10. , The ring wall 22 is arranged around the periphery of a side of the bottom plate 21 away from the brush head, at least one rotation hole 23 is provided on the bottom plate 21, and the number and position thereof correspond to the number and position of the rotating bumps 12 of the brush head 10. In other words, in the first embodiment, the number of the at least one rotation hole 23 is one, and the shape of the rotation hole 23 also corresponds to the shape of the rotation protrusion 12. Therefore, in the first embodiment, the rotation hole The shape of 23 is a circular hole, and the rotating protrusion 12 protrudes out of the rotating hole 23.

Please refer to Figures 2 and 3, the bristle seat 30 is arranged on the connecting seat 20, and the ring wall 22 is connected to the outer wall surface of the bristle seat 30, the rotating protrusion 12 of the brush head 10 selectively abuts against A plurality of bristles 31 are provided on the bristle seat 30 and one side of the bristle seat 30 away from the brush head 10.

In addition, at least one limiting portion 32 protrudes from the side surface of the bristle seat 30 facing the connecting seat 20, which corresponds to the at least one rotating protrusion 12. Since in the first embodiment, the number of the rotating protrusion 12 is one, Therefore, the number of the at least one limiting portion 32 is also one, and the limiting portion 32 includes at least one limiting wall 33 selectively abutting against the periphery of the rotating protrusion 12.

In the first embodiment, since the outer surface of the rotating protrusion 12 is spherical, the limiting wall 33 protrudes from the bristle seat 30 and surrounds the bristle seat 30 to form a circle, and selectively abuts against the spherical rotating protrusion 12的periphery.

Please refer to FIG. 6, FIG. 7 and FIG. 8. The following is a second embodiment of the present invention. The second embodiment is substantially the same as the first embodiment, but in the second embodiment, the at least one rotating convex The number of the blocks 12A is two, and the number of the at least one rotation hole 23A is also two.

To be more precise, please refer to FIG. 6, each of the rotating bumps 12A is a long strip, and its cross-section is arc-shaped, so its appearance is like a section of a cylinder set inside the brush head 10A On the side surface 11A, in addition, the two elongated rotating bumps 12A are spaced apart along the extending direction of each other's length direction. In other words, the two elongated rotating bumps 12A are arranged at intervals to form a longer elongated strip. shape.

On the other hand, in the second embodiment, the shape of each rotation hole 23A matches the shape of the rotation protrusion 12A, so it is a rectangular long hole, and the position of the two rotation holes 23A is also consistent with the two rotation protrusions 12A. The positions of the two rotating protrusions 12A can respectively protrude from the two rotating holes 23A after the connecting seat 20A is installed on the brush head 10A.

In the second embodiment, the side of the bristle holder 30A facing the connecting seat 20A also protrudes with at least one stopper. In the drawings (Figure 6), the structure is common to the bristle holder of the first embodiment, but The shape is not limited to this. In other embodiments, the structure of the limiting portion of the bristle holder can also correspond to the elongated or other shaped rotating bumps. To be more precise, the rotation of the second embodiment The projection 12A is taken as an example. When the structure of the limiting portion is to be fitted to the rotating projection 12A, the number of the at least one limiting portion will be two, and the respective positions of the two limiting portions correspond to the two rotating projections 12A, and each limiting portion includes two limiting walls, because in the second embodiment, each rotating protrusion 12A has a long strip shape, so that the limiting wall can selectively abut against the rotating protrusion 12A The peripheral edge is shaped to have two limiting walls, and the two limiting walls are selectively attached to opposite sides of the rotating protrusion 12A.

However, the shape and structure of the limiting portion and the limiting wall are not limited to the above, and the shape of the rotating protrusion and the rotating hole are not limited to the shapes of the first and second embodiments described above. In other words, in other embodiments In this case, the user can design the rotating protrusions of different shapes according to their needs, and then the shapes of the rotating hole, the limiting portion and the limiting wall are matched with the shape of the rotating protrusion to achieve a better use effect.

The following are examples of the use of the present invention and its advantages.

Please refer to FIG. 3, FIG. 4 and FIG. 5. The following uses the first embodiment of the present invention as the main explanatory model: When the present invention is used, as the user puts the present invention into the oral cavity for cleaning, The user will push the brush handle 40 so that the bristles 31 of the present invention can clean the surface of the teeth more deeply; because the connecting seat 20 is composed of soft materials, when the user touches the entire brush head 10 and the connecting seat 20 When force is applied to the bristle seat 30, the connecting seat 20 will gradually deform due to the force. As shown in Figures 4 and 5, through the deformation of the connecting seat 20, the bristles 31 can perform greater angular deflection. Therefore, it is possible to clean more deeply to places that are not normally cleaned by a toothbrush.

Please further refer to FIG. 6, FIG. 7 and FIG. 8. In the second embodiment of the present invention, since the rotating protrusion 12A is designed to have a long strip shape, when the user holds the present invention horizontally to clean the tooth surface , The direction in which the bristles 31A swing will be consistent with the shape of the rotating protrusion 12A, thereby facilitating the extension and deflection of the bristles 31A in this direction. However, although in the second embodiment, the structural design of the connecting seat 20A It is advantageous to use in a specific direction, but due to the soft material of the connecting seat 20A, it does not affect the deformation of the present invention when the user applies force in other directions.

On the other hand, arranging the limiting portion 32 on the bristle seat 30 can more easily control the direction in which the connecting seat 20 swings when it is biased. For example, in the first embodiment, since the limiting portion 32 includes a ring shape Therefore, when the user is using the present invention, the limiting wall 33 will press against the surface of the rotating projection 12, so that the connecting seat 20 and the bristle seat 30 can follow the shape of the rotating projection 12 It swings, but as mentioned above, the swingable direction is not limited by the shape of the rotating protrusion 12.

In summary, the present invention provides a soft material connecting seat 20 between the brush head 10 and the bristle seat 30. Therefore, when the user uses the present invention to clean the tooth surface, it can be cleaned more widely. The surface of the tooth.

Please refer to Figures 9 and 10, the third embodiment of the universal rotating toothbrush of the present invention is similar to the aforementioned first embodiment, the difference is that the rotating protrusion 12B is instead provided on the handle 40B, and then the brush head 10B Instead, it is separated from the handle 40B and is additionally sleeved on the handle 40B, so the brush head 10B replaces the connecting seat of the first embodiment, so the brush head 10B is changed to a soft material, and the element originally formed on the connecting seat (For example, the rotating hole 23B) is changed to be formed on the brush head 10B, so that the rotating bump 12B on the side surface of one end of the brush handle 40B protrudes from the rotating hole 23B on the brush head 10B and selectively abuts For the bristle seat 30B, the objective of the present invention can also be achieved in this way.

In addition, in other embodiments, the brush head may not be provided with a rotating hole, and the position of the rotating bump on the brush handle directly corresponds to one side of the bristle holder, which can also achieve the purpose of the invention.

Please refer to Figures 11 to 13, the fourth embodiment of the universal rotating toothbrush of the present invention is substantially the same as the aforementioned third embodiment. The difference is that the handle 40C of the fourth embodiment penetrates a coupling hole 41C, The position of the hole 41C is located in the brush head 10C, so when the brush head 10C is directly injection-molded on the brush handle 40C, the brush head 10C will fill the coupling hole 41C (as shown in Figure 13), thereby effectively strengthening the brush Combination of the head 10C and the handle 40C; in addition, preferably, the coupling hole 41C is a long hole, and its length direction is parallel to the length of the handle 40C, but the shape of the coupling hole 41C is not limited to this.

The above descriptions are only preferred embodiments of the present invention, and do not limit the present invention in any form. Although the present invention has been disclosed as above in preferred embodiments, it is not intended to limit the present invention. It is common in any technical field. The technical personnel, without departing from the scope of the technical solution of the present invention, can make use of the technical content disclosed above to make some changes or modifications as equivalent embodiments of equivalent changes, but any content that does not deviate from the technical solution of the present invention is based on The technical essence of the present invention makes any simple modifications, equivalent changes and modifications to the above embodiments still fall within the scope of the technical solutions of the present invention.

Claims

A universal rotating toothbrush, which comprises

A brush head with at least one rotating bump protruding from an inner side of the brush head;

A connecting seat, which is arranged on the inner surface of the brush head and is made of soft material, and the connecting seat is provided with at least one rotating hole, and the at least one rotating protrusion protrudes from the at least one rotating hole;

A bristle seat, which is arranged on the connecting seat, and the at least one rotating protrusion of the brush head selectively abuts against the bristle seat, and a plurality of bristles are provided on the side surface of the bristle seat away from the brush head ；

A brush handle connected with the brush head.
The universal rotating toothbrush according to claim 1, wherein

The number of the at least one rotating bump is one, and the shape of the rotating bump is a circle, and its cross-section is arc-shaped;

The number of the at least one rotating hole is one, and the shape of the rotating hole is a circular hole.
The universal rotating toothbrush according to claim 1, wherein

The shape of the at least one rotating bump is a long strip, and its cross section is arc-shaped;

The shape of the at least one rotating hole is a rectangular long hole.
The universal rotating toothbrush according to claim 1, wherein

The number of the at least one rotating bump is two;

The number of the at least one rotation hole is two.
The universal rotating toothbrush according to claim 3, wherein

The number of the at least one rotating bump is two, and the two rotating bumps are arranged in an interval along the extending direction of each rotating bump;

The number of the at least one rotation hole is two, and the positions of the two rotation holes correspond to the positions of the two rotation protrusions.
The universal rotating toothbrush according to claim 1, wherein

The connecting seat includes a bottom plate and a ring wall, the ring wall is disposed around the periphery of a side of the bottom plate away from the brush head, the at least one rotation hole is disposed on the bottom plate, and the ring wall is circumferentially connected to the bristle holder The outer wall surface.
The universal rotating toothbrush of claim 1, wherein at least one limiting portion protrudes from the side surface of the bristle seat facing the connecting seat, which corresponds to the position of the at least one rotating protrusion, and each of the at least one limiting portion The position portion includes at least one limiting wall, and the at least one limiting wall selectively abuts against the periphery of the corresponding rotating protrusion.
The universal rotating toothbrush according to claim 2, wherein a limiting portion protrudes from one side of the bristle seat toward the connecting seat, which corresponds to the position of the rotating protrusion, and each limiting portion includes a limiting portion The limiting wall surrounds in a ring shape and selectively surrounds and abuts against the periphery of the rotating protrusion.
A universal rotating toothbrush, which comprises

A brush handle with at least one rotating bump protruding from one side of one end of the brush handle;

A brush head, which is sleeved on the end of the brush handle, and is sleeved with the at least one rotating protrusion, the brush head is made of soft material;

A bristle holder is arranged on the brush head, the position of the at least one rotating protrusion of the brush handle corresponds to a side surface of the bristle holder, and a plurality of bristles are arranged on the side surface of the bristle holder away from the brush head .
The universal rotating toothbrush according to claim 9, wherein the brush head is provided with at least one rotating hole, and the at least one rotating protrusion of the brush handle protrudes from the at least one rotating hole and selectively abuts against the Bristle seat.
9. The universal rotating toothbrush according to claim 9, wherein a coupling hole penetrates through the handle, and the coupling hole is located in the brush head.