WO2021026718A1 - Tête de brosse remplaçable et brosse à dents à tête de brosse remplaçable - Google Patents

Tête de brosse remplaçable et brosse à dents à tête de brosse remplaçable Download PDF

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Publication number
WO2021026718A1
WO2021026718A1 PCT/CN2019/100174 CN2019100174W WO2021026718A1 WO 2021026718 A1 WO2021026718 A1 WO 2021026718A1 CN 2019100174 W CN2019100174 W CN 2019100174W WO 2021026718 A1 WO2021026718 A1 WO 2021026718A1
Authority
WO
WIPO (PCT)
Prior art keywords
brush head
replaceable
replaceable brush
handle
toothbrush
Prior art date
Application number
PCT/CN2019/100174
Other languages
English (en)
Chinese (zh)
Inventor
黄守仁
Original Assignee
龙昌日用品工业（南宁）有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 龙昌日用品工业（南宁）有限公司 filed Critical 龙昌日用品工业（南宁）有限公司
Priority to PCT/CN2019/100174 priority Critical patent/WO2021026718A1/fr
Publication of WO2021026718A1 publication Critical patent/WO2021026718A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B7/00—Bristle carriers arranged in the brush body
    • A46B7/04—Bristle carriers arranged in the brush body interchangeably removable bristle carriers

Definitions

  • the invention relates to a toothbrush head for oral cleaning.
  • Toothbrush is a sanitary product that is frequently used by ordinary people in daily life. Because the bristles of the toothbrush are easy to branch, loose or deform after a period of use, which will reduce the cleaning ability of the toothbrush, the toothbrush is a need Daily necessities that are changed frequently.
  • the present invention provides a replaceable brush head and a toothbrush with a replaceable brush head.
  • the brush head and bristles are designed to be separable from the brush handle. Therefore, when the bristles need to be replaced, the user can keep the part of the brush handle and continue to use, thereby reducing the generation of garbage and increasing the utilization rate of each toothbrush.
  • the technical means adopted by the present invention is to provide a replaceable brush head, which can be used to install on a handle of a toothbrush, the replaceable brush head includes
  • a bristle holder the opposite sides of which are respectively a front and a back;
  • a plurality of bristles, the bristles are arranged on the front surface of the bristle seat;
  • At least one brush head fixing member is arranged on the bristle seat and used for detachably combining with the handle of the toothbrush.
  • the technical means adopted by the present invention is to provide a toothbrush with a replaceable brush head, which includes
  • a brush handle which contains
  • a handle connecting part which is formed at one end of the handle part
  • a replaceable brush head which is detachably mounted on the brush handle, and the replaceable brush head includes
  • a bristle holder the opposite sides of which are respectively a front and a back;
  • a plurality of bristles, the bristles are arranged on the front surface of the bristle seat;
  • At least one brush head fixing part is arranged on the bristle seat, and the handle connecting part is selectively connected with the at least one brush head fixing part.
  • the advantage of the present invention is that, through the replaceable brush head of the present invention, when the user installs the brush head on the handle of a toothbrush, the present invention can be used like a normal toothbrush; gradually with the time of use
  • the user can remove the replaceable brush head from the handle and replace it with a new set of replaceable brush heads. This eliminates the need to discard the entire toothbrush and reduces the rejection rate of the toothbrush, which not only saves the user the cost of buying a toothbrush, but also reduces the amount of garbage produced by each user.
  • the at least one brush head fixing member includes a connecting portion and a bump portion, the connecting portion is connected to the bristle seat, and the bump portion protrudes from the connecting portion
  • the convex part is used for detachably combining with the handle of the toothbrush.
  • the convex portion of the at least one brush head fixing member is formed with an abutting inclined surface formed on a side surface of the convex portion away from the bristles.
  • the at least one brush head fixing member includes a connecting portion and a recessed portion, the connecting portion is connected to the bristle seat, and the recessed portion is recessed on the connecting portion, The recess is used for detachably combining with the handle of the toothbrush.
  • the surface of the connecting portion is flush with the surface of the bristle holder.
  • the at least one brush head fixing member and the bristle holder are integrally formed.
  • the at least one brush head fixing member includes a convex portion protruding from the bristle seat, and the convex portion is used to interact with the handle of the toothbrush
  • a pushing inclined surface is formed on the protruding part, which is formed on a side of the protruding part away from the bristles.
  • the aforementioned replaceable brush head further includes a pressing cushion, which is combined with the back surface of the bristle holder.
  • the aforementioned replaceable brush head further includes a blocking piece provided between the back surface of the bristle holder and the pressing soft pad.
  • the number of the at least one brush head fixing member is four, and the four brush head fixing members are circumferentially and spaced at the periphery of the side of the bristle holder.
  • the aforementioned toothbrush with a replaceable brush head wherein the handle connecting portion includes a ring wall disposed at one end of the grip portion; and an accommodating hole formed in the middle of the ring wall
  • the toothbrush with a replaceable brush head further includes a pressing cushion, which is connected to the inner wall surface of the ring wall, and the replaceable brush head is provided on opposite sides of the ring wall, and the pressing soft The pad can be squeezed and pushed against the replaceable brush head.
  • a side surface of the pressing pad facing the ring wall protrudes with an inverted hook portion protruding from the receiving hole of the ring wall, And the periphery of the undercut part is hooked around the periphery of the accommodating hole.
  • the aforementioned toothbrush with a replaceable brush head further includes a baffle which is arranged between the back surface of the bristle holder and the pressing cushion.
  • a plurality of baffle fitting portions are formed on the periphery of the baffle, and a plurality of soft pad fitting parts are formed on the periphery of the pressing cushion.
  • the mat fitting parts are respectively fitted into the stopper fitting parts.
  • the aforementioned toothbrush with replaceable brush head wherein the at least one brush head fixing member of the replaceable brush head includes a connecting portion and a bump portion, and the connecting portion is connected to the bristle seat,
  • the convex portion protrudes from the connecting portion;
  • the handle connecting portion includes a ring wall disposed at one end of the handle portion; an accommodating hole formed in the middle of the ring wall; a plurality of ring walls Connecting groove, the ring wall connecting groove is formed on the inner wall surface of the ring wall, and can be fixed with the at least one brush head fixing member of the replaceable brush head, so that the replaceable brush head and the brush
  • the handles are detachably connected.
  • the aforementioned toothbrush with a replaceable brush head wherein the at least one brush head fixing member of the replaceable brush head includes a connecting portion and a groove portion, and the connecting portion is connected to the bristle holder,
  • the groove portion is recessed on the connecting portion;
  • the handle connecting portion includes a ring wall disposed at one end of the handle portion; a receiving hole formed in the middle of the ring wall; a plurality of rings
  • the wall connecting protrusion, the ring wall connecting protrusion is protrudingly formed on the inner wall surface of the ring wall, and can be fixed with the at least one brush head fixing part of the replaceable brush head, so that the replaceable brush head
  • the head is detachably connected with the brush handle.
  • Fig. 1 is a perspective view of the toothbrush according to the first embodiment of the present invention.
  • FIG. 2 is an enlarged perspective view of the replaceable head and part of the handle of the toothbrush according to the first embodiment of the present invention.
  • FIG 3 is an exploded view of the replaceable brush head and handle of the toothbrush according to the first embodiment of the present invention.
  • Fig. 4 is a partial enlarged view of Fig. 3.
  • FIG. 5 is a cross-sectional rear view of the replaceable brush head of the toothbrush according to the first embodiment of the present invention.
  • Figure 6 is a cross-sectional side view (1) of the toothbrush of the first embodiment of the present invention.
  • Fig. 7 is a sectional side view (2) of the toothbrush of the first embodiment of the present invention.
  • Fig. 8 is an exploded view of the replaceable brush head and handle of the toothbrush according to the second embodiment of the present invention.
  • FIG 9 is an exploded view of the components of the replaceable brush head of the toothbrush according to the second embodiment of the present invention.
  • Fig. 10 is a side sectional view of the replaceable head of the toothbrush according to the second embodiment of the present invention.
  • Fig. 11 is an exploded view of the components of the replaceable brush head of the toothbrush according to the third embodiment of the present invention.
  • Fig. 12 is a side sectional view of the replaceable head of the toothbrush according to the third embodiment of the present invention.
  • the first embodiment of the toothbrush with replaceable brush head of the present invention includes a replaceable brush head 10 and a brush handle 20.
  • the replaceable brush head 10 is detachably disposed on the brush handle. 20, and the user can continue to use the same brush handle 20 by replacing the replaceable brush head 10.
  • the replaceable brush head 10 includes a bristle holder 11, a plurality of bristles 12, and at least one brush head fixing member 13.
  • the opposite sides of the bristle holder 11 are respectively There is a front surface 111 and a back surface 112, and the bristles 12 are arranged on the front surface 111 of the bristle holder 11.
  • each brush head fixing member 13 further includes a connecting portion 131 and a bump portion 132.
  • the connecting portion 131 is connected to the bristle holder 11, and the bump portion 132 protrudes from the connecting portion 131
  • the surface of the connecting portion 131 is flush with the surface of the bristle holder 11, however, the number of the brush head fixing portions 13 is not limited to the above, and it can also be other numbers.
  • each of the brush head fixing parts 13 is made of soft rubber, but the material is not limited to this. In other embodiments, the brush head fixing part 13 may also be made of other materials.
  • the connecting portion 131 and the bump portion 132 of each brush head fixing portion 13 do not need to be made of the same material. In other words, although the connecting portion 131 and the bump portion 132 in the main embodiment are all made of soft rubber, in other implementations In an example, the user can make different materials according to his needs.
  • the connecting portion 131 is made of a hard material
  • the bump portion 132 is made of a soft material.
  • each brush head fixing portion 13 since the surface of the connecting portion 131 of each brush head fixing portion 13 is aligned with the side of the bristle holder 11, the bristle holder 11 is in this main
  • the embodiment is elliptical, so the four brush head fixing portions 13 all have an arc-shaped appearance (to match the shape of the bristle holder), but in other embodiments, if the shape of the bristle holder 11 changes, each brush head
  • the shape of the fixing portion 13 will also be changed, which is not limited to the arc shape of the main embodiment.
  • the bump portion 132 of each brush head fixing portion 13 is further formed with a pushing slope 133, which is formed on a side surface of the bump portion 132 away from the bristles 12
  • the pushing inclined surface 133 is inclined outward from the back 112 of the bristle holder 11 toward the front 111.
  • the handle 20 includes a handle 21 and a handle connecting portion 22.
  • the handle connecting portion 22 is formed at one end of the handle 21 and the handle connecting portion 22 is used to detachably connect the aforementioned replaceable brush head 10.
  • the handle connecting portion 22 includes a ring wall 221, a receiving hole 222, a pressing pad 223, and a plurality of ring wall connecting grooves 224. These elements are respectively defined below .
  • the ring wall 221 is arranged at one end of the handle 21 and is used to accommodate the replaceable brush head 10. Therefore, the ring wall 221 is an elliptical ring wall in this main embodiment, but in other implementations In an example, if the shape of the replaceable brush head 10 is changed, the outer shape of the ring wall 221 will also change, and the shape is not limited to an ellipse.
  • the receiving hole 222 is formed through the middle of the ring wall 221, and the ring wall connecting groove 224 is formed on the inner wall surface of the ring wall 221.
  • the receiving hole 222 is used for receiving the replaceable brush head 10, which is more accurate In other words, the replaceable brush head 10 can be placed in the accommodating hole 222 and detachably combined with the ring wall connecting grooves 224 through the protrusions 132 of the brush head fixing parts 13.
  • the shape and number of the ring wall connecting groove 224 correspond to the shape and number of the brush head fixing members 13 of the replaceable brush head 10, so when the replaceable brush head 10 is placed in the container When placed in the hole 222, the brush head fixing members 13 can be fastened with the corresponding ring wall connecting groove 224 by the protrusion 132, so that the replaceable brush head 10 is detachably fixed in the ring wall 221.
  • the pressing cushion 223 is connected to the inner wall surface of the ring wall 221, and when the replaceable brush head 10 is installed in the ring wall 221, the pressing cushion 223 and the back of the bristle holder 11 112 is facing each other, and the pressing cushion 223 can be squeezed to push against the replaceable brush head 10, thereby separating the replaceable brush head 10 from the handle 20, but pressing the cushion 223 is not necessary for the present invention Therefore, in other embodiments, the pressing soft pad 223 may not be provided.
  • each brush head fixing portion 13 is provided with a connecting portion 131 and a fixing groove (not shown), The fixing groove is concavely formed on the connecting portion 131 and used for detachably combining with the brush handle 20.
  • the handle connecting portion 22 of the handle 20 is substantially the same as that of the main embodiment, but it does not have the ring wall connecting grooves, but on the ring wall connecting grooves.
  • a plurality of ring wall connecting protrusions (not shown in the figure) protruding inward are formed at corresponding positions; more precisely, the ring wall connecting protrusions are formed on the inner wall surface of the ring wall 221 and can be combined with the replaceable brush
  • the fixing groove on the brush head fixing portion 13 of the head 10 is detachably fastened to each other, so that the replaceable brush head 10 and the brush handle 20 are detachably connected.
  • the user can press the cushion 223 by pressing It is indirectly pushed against the back 112 of the bristle holder 11 of the replaceable brush head 10, so that the bump portion 132 is deformed due to being squeezed, and in the process of being gradually pushed against, the bump portion 132 will move from the corresponding ring
  • the wall connecting groove 224 is disengaged, and the replaceable brush head 10 is separated from the brush handle 20 to achieve the purpose of disassembly.
  • the advantage of the present invention is that by providing a replaceable brush head 10 and a corresponding brush handle 20, when the bristles 12 are used for a period of time, if they reduce or lose their cleaning function, the user can use the replaceable brush head 10 is disassembled from the brush handle 20 and replaced with a new replaceable brush head 10 to achieve the purpose of quickly replacing the bristles on the brush handle 20. In other words, the user does not need to stop every time the bristles are exhausted. Throw away the entire toothbrush, but by replacing the replaceable brush head, the same brush handle 20 can be used continuously to achieve the effect of reusing the brush handle, which can not only reduce the price of cleaning supplies for users, but also reduce the waste toothbrush Increase the degree of environmental protection.
  • the second embodiment of the toothbrush with replaceable brush head of the present invention is substantially the same as the aforementioned first embodiment, but the brush head fixing member 13A and the bristle holder 11A are changed to be integrally formed, so the brush The head fixing part 13A has no connecting part, and the convex part 132A is formed directly on the bristle holder 11A, and then the pressing cushion 223A is directly connected to the back 112A of the bristle holder 11A.
  • pressing the cushion 223A and replaceable The brush heads 10A are combined together, so the pressing pad 223A is also a part that is replaced together with the replaceable brush head 10A; in addition, the pressing pad 223A faces the ring wall 221A on one side protruding with an undercut part 2231A, undercut part 2231A protrudes from the accommodating hole 222A of the ring wall 221A, and the periphery of the inverted hook 2231A is hooked around the periphery of the accommodating hole 222A, so that the replaceable brush head 10A is not only coupled to the ring wall by the brush head fixing member 13A 221A, the replaceable brush head 10A is also fixed to the ring wall 221A through the undercut portion 2231A of the combined pressing pad 223A, thereby strengthening its combination and fixation.
  • the third embodiment of the toothbrush with replaceable brush head of the present invention is substantially the same as the aforementioned second embodiment, but there is a further provision between the back 112B of the bristle holder 11B and the pressing cushion 223B
  • the purpose of the baffle 225B and the baffle 225B is that the pressing pad 223B can be directly molded on the replaceable brush head 10B by injection molding. At this time, the baffle 225B can form a barrier to avoid any flow of molten plastic .
  • the peripheral edge of the baffle 225B may be formed with a plurality of baffle fitting portions 2251B, and the peripheral edge of the pressing pad 223B is formed with a plurality of cushion fitting portions 2232B, and the cushion fitting portions 2232B are respectively embedded Fitted to the baffle fitting portion 2251B, thereby strengthening the combination of the pressing pad 223B and the baffle 225B;
  • the baffle fitting portion 2251B is a groove and the cushion fitting portion 2232B is a convex Block, but not limited to this, and can be the opposite.
  • the pressing pads 223A and 223B are changed to a part of the replaceable brush heads 10A and 10B that are replaced together, so that the brush handle can also be reused to improve environmental protection
  • the degree of the purpose of the invention is changed to a part of the replaceable brush heads 10A and 10B that are replaced together.

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Abstract

L'invention concerne une tête de brosse remplaçable (10) et une brosse à dents équipée de la tête de brosse remplaçable (10), la tête de brosse remplaçable (10) comprenant un siège de poils (11, 11A, 11B), de multiples poils (12) et au moins un élément de fixation de tête de brosse (13, 13A), les poils (12) étant disposés sur le côté avant du siège de poils (11, 11A, 11B), les éléments de fixation de tête de brosse (13, 13A) étant disposés sur le siège de poils (11, 11A, 11B) et pouvant être combinés de manière amovible à une poignée de brosse (20) de la brosse à dents ; la brosse à dents équipée de la tête de brosse remplaçable (10) comprend la tête de brosse remplaçable (10) et la poignée de brosse (20), la poignée de brosse (20) est reliée amovible à la tête de brosse remplaçable (10) par l'intermédiaire d'une partie de raccordement de poignée (22), la tête de brosse remplaçable (10), lorsque les poils (12) sur la tête de brosse remplaçable (10) perdent progressivement leur capacité de nettoyage en raison d'une utilisation à long terme, un utilisateur peut détacher la tête de brosse remplaçable (10) de la poignée de brosse (20) et la remplacer par une nouvelle tête de brosse remplaçable (10) pour atteindre le but d'utiliser en continu la même poignée de brosse (20), ce qui permet d'économiser le coût d'achat pour l'utilisateur.
PCT/CN2019/100174 2019-08-12 2019-08-12 Tête de brosse remplaçable et brosse à dents à tête de brosse remplaçable WO2021026718A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/100174 WO2021026718A1 (fr) 2019-08-12 2019-08-12 Tête de brosse remplaçable et brosse à dents à tête de brosse remplaçable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/100174 WO2021026718A1 (fr) 2019-08-12 2019-08-12 Tête de brosse remplaçable et brosse à dents à tête de brosse remplaçable

Publications (1)

Publication Number Publication Date
WO2021026718A1 true WO2021026718A1 (fr) 2021-02-18

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PCT/CN2019/100174 WO2021026718A1 (fr) 2019-08-12 2019-08-12 Tête de brosse remplaçable et brosse à dents à tête de brosse remplaçable

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3345605A1 (de) * 1983-12-16 1985-06-20 Mathias Otto 1000 Berlin Barth Neuartige zahnbuerste
BR8900425A (pt) * 1989-01-27 1990-08-14 Reynaldo Filho Stamatis Aperfeicoamento em escova de dentes
CN1222837A (zh) * 1996-06-22 1999-07-14 科伦特工厂有限公司 具有可换牙刷部的牙刷
CN201822206U (zh) * 2010-09-30 2011-05-11 杭州市余杭第二高级中学 一种可拆卸的牙刷
CN201911531U (zh) * 2011-02-12 2011-08-03 徐震贤 可换式双刷头环保牙刷
CN203121459U (zh) * 2013-02-06 2013-08-14 宁波吉登电子科技有限公司 用在洗脸刷中的刷头组件
CN205358680U (zh) * 2016-02-01 2016-07-06 严军 可更换刷头的牙刷

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3345605A1 (de) * 1983-12-16 1985-06-20 Mathias Otto 1000 Berlin Barth Neuartige zahnbuerste
BR8900425A (pt) * 1989-01-27 1990-08-14 Reynaldo Filho Stamatis Aperfeicoamento em escova de dentes
CN1222837A (zh) * 1996-06-22 1999-07-14 科伦特工厂有限公司 具有可换牙刷部的牙刷
CN201822206U (zh) * 2010-09-30 2011-05-11 杭州市余杭第二高级中学 一种可拆卸的牙刷
CN201911531U (zh) * 2011-02-12 2011-08-03 徐震贤 可换式双刷头环保牙刷
CN203121459U (zh) * 2013-02-06 2013-08-14 宁波吉登电子科技有限公司 用在洗脸刷中的刷头组件
CN205358680U (zh) * 2016-02-01 2016-07-06 严军 可更换刷头的牙刷

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