JP2017170103A - Toothbrush having replaceable brush heads - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily store a plurality of brush heads without any flowability, securely and fixedly mounting the brush head without separation from the toothbrush even in the brushing of teeth, and simply replacing the brush head with new one according to occasions and using the brush head.SOLUTION: A toothbrush having replaceable brush heads includes: a plurality of brush heads 10 including mounting protrusions 14 on both lateral sides of a pad 12, and a plurality of brush hairs 15 on a top surface of the pad 12; and a brush base body 20 integrally extending from the brush head 10, including a mounting head part 22 formed at a tip end thereof to fixedly mount the pad 12 of the brush head 10 thereon, and a gripping rod 26 having a storage space part 25 opened or closed by a cap 24 to store the multiple brush heads 10 into an opposite side of the mounting head part 22.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a toothbrush with replaceable brush heads. More specifically, a plurality of brush heads can be easily stored without fluidity, and not only can be firmly attached and fixed so as not to separate even when brushing teeth. Thus, the present invention relates to a toothbrush that can be used by simply exchanging the brush head.

  Teeth are one of the important parts of the body. One of the most important factors in managing such teeth is tooth brushing.

  Toothbrushing is to apply toothpaste to a toothbrush and then brush the teeth with the toothbrush. In a state where a toothbrush and a toothpaste tube containing toothpaste are separately provided, the toothpaste is usually squeezed out and applied to the toothbrush hair, and then the teeth are brushed.

  In general, a toothbrush is integrally formed with a brush head on which toothbrush bristles are formed and a toothbrush base that extends integrally from the brush head and that a user can take and brush.

  In such a toothbrush, after a certain period of time, the toothbrush bristles open or wear, and efficient toothbrushing is not performed. In that case, there arises a disadvantage that the entire toothbrush has to be replaced.

  In order to solve the above-mentioned problems, a conventional prior art Korean Patent No. 10-0966828 (hereinafter referred to as “Patent Document 1”) is inserted into a toothbrush assembly bar of an exchange toothbrush base. For toothbrush hair replacement, the key ring is advanced by the button part in the direction of the lock claw and the fastening between the lock claw and the toothbrush bristle bar is released and the replacement toothbrush base is removed from the handle. A toothbrush is disclosed.

  In addition, Korean Patent No. 10-1217895 (hereinafter referred to as “Patent Document 2”) includes either a brush that removes toothbrush hair or dirt (tartar) on the brush head or a removal blade that removes dirt (tongue) generated on the tongue. When the toothbrush is rotated and firmly attached to remove toothpaste and dirt, the toothbrush bristles, brushes, or removal blades do not come out, and the usability is improved and the merchantability can be improved. A toothbrush is disclosed that can be easily separated from the head by rotating the brush, the brush, or the removal blade, so that the brush can be easily exchanged and can be easily exchanged.

  Furthermore, in the Korean Utility Model No. 20-2013-0007199 (hereinafter referred to as 'Patent Document 3'), the toothbrush bristles and the main body are connected by a screw type, and the toothpaste can be used together therewith. In carrying and storage, the toothbrush bristles are configured to be inserted into the main body and can be easily exchanged, reducing waste of resources and environmental pollution, reducing costs, and from the external environment. Disclosed is a toothbrush in which toothbrush bristles are prevented from being soiled and the toothbrush can be carried, stored and used together with the toothbrush.

  Also, Korean Patent Publication No. 10-2014-0148155 (hereinafter referred to as 'Patent Document 4') slides between a trapezoidal groove-like rail portion of a brush head and a trapezoidal projection-like binding portion of a toothbrush bristles. Disclosed is a toothbrush bristle-exchangeable toothbrush that can be bundled in a manner to bind the brush head and the toothbrush bristles simply and stably.

Korean Patent No. 10-0966828 Korean Patent No. 10-1217895 Republic of Korea Utility Model No. 20-2013-0007199 Korean Published Patent No. 10-2014-0148155

  However, Patent Document 1 has a disadvantage in that the manufacturing cost increases due to the complicated structure of the technical configuration. In addition, Patent Document 1 is not only troublesome to use, but also has a disadvantage that the economic loss is large because the entire toothbrush base including the toothbrush bristles must be replaced.

  In addition, Patent Document 2 is not only inconvenient and inconvenient to store toothbrush hair having a relatively simple structure, but also has a disadvantage that it is not easily separated when the toothpaste component is fixed to the joint.

  Furthermore, Patent Document 3 has a disadvantage that the economic loss is large because the entire first head formed in a size corresponding to the main body must be replaced from the main body.

  Further, Patent Document 4 has a disadvantage that the toothbrush hair is easily separated from the brush head when the toothbrush is brushed in a state of being coupled to the brush head.

  An object of the present invention is to solve the conventional problems as described above, and it is possible to easily store a plurality of brush heads without fluidity so that they are not separated when brushing teeth. To provide a toothbrush that can be firmly mounted and fixed, and that can be replaced by a brush head that can be easily replaced and used as required.

  Another object of the present invention is to allow the brush head to be closely and closely fixed when the brush head is mounted and fixed.

  In order to solve the technical problem as described above, the present invention provides a plurality of brush heads provided with mounting protrusions on both sides of a pad, and a plurality of toothbrush bristles on the upper surface of the pad, and the tip at the tip. A gripping base provided with a mounting head portion on which a pad of the brush head is mounted and fixed, and provided with a storage space portion opened and closed by a cap so that the plurality of brush heads are stored inside the opposite side of the mounting head portion And a toothbrush base body including the main body.

  The mounting head portion is provided with mounting grooves that are open on the front surface and are formed to mount the pads of the brush head, and the insertion grooves into which the mounting protrusions are inserted on both side surfaces of the mounting groove. Is provided.

  A support groove is provided on the back surface of the mounting groove to prevent the pad end of the brush head from being fitted and tilted.

  The contact portion between the pad and the support groove is formed in a curved surface corresponding to each other.

  On both sides of the inner surface of the storage space, there are provided support protrusions that engage the upper ends of the pads of the brush head in order to prevent the stored brush head from flowing.

  According to the present invention, a plurality of brush heads can be easily stored without fluidity, and can be firmly attached and fixed so as not to separate when brushing teeth. Therefore, the replacement of the brush head can be quickly performed within a short time without bothering and inconvenience. This provides convenience of use and is economical.

  Further, when the brush head is mounted and fixed, the brush head is closely and closely fixed, so that there is an effect that tooth brushing is performed efficiently.

FIG. 1 is an exploded perspective view of a toothbrush having a replaceable brush head according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of the state where the toothbrush of FIG. 1 is coupled. FIG. 3 is a cross-sectional view for explaining a use state of the toothbrush of FIG.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the present invention is not limited or limited to the embodiments.

  FIG. 1 is an exploded perspective view of a toothbrush having a replaceable brush head according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of the toothbrush of FIG. 1, and FIG. 3 is a toothbrush of FIG. It is sectional drawing for demonstrating the use condition of.

  The present invention provides a toothbrush in which the brush head can be replaced in consideration of the efficiency and economy of brushing.

  According to the present invention, a plurality of brush heads can be easily stored without fluidity, and not only can be firmly attached and fixed so as not to be separated even when brushing teeth, and the brush heads can be easily replaced and used as necessary. be able to.

  The toothbrush 1 with a replaceable brush head according to one embodiment of the present invention includes a plurality of brush heads 10 and a toothbrush base body 20. Each brush head 10 is provided with a pad 12 and a plurality of toothbrush bristles 15. Mounting protrusions 14 are formed on both side surfaces of the pad 12. The plurality of toothbrush bristles 15 are provided on the upper surface of the pad 12. A mounting head portion 22 is formed at the tip of the toothbrush base body 20. The pad 12 of the brush head 10 is mounted and fixed on the mounting head portion 22. The toothbrush base body 20 includes a gripping base 26. The gripping base 26 is provided with a storage space 25. The storage space 25 is opened and closed by the cap 24 so that the plurality of brush heads 10 are stored inside the mounting head 22 on the opposite side. The mounting head portion 22 and the gripping base 26 are coupled with a width narrower than that of the brush head 10, thereby minimizing the feeling of foreign matters in brushing teeth.

  Toothbrushing using the toothbrush 1 is performed after the mounting head portion 22 of the toothbrush base body 20 is mounted on the pad 12 of the brush head 10 and toothpaste is applied to the toothbrush bristles 15. When the toothbrush bristles are worn or opened after the toothbrush 1 has been continuously used for toothbrushing, the brush head 10 is separated from the mounting head 22 and provided in the storage space 25 of the gripping base 26. By pulling out the other brush head 10 and mounting it on the mounting head portion 22, the brush head 10 can be easily and quickly replaced and used without bothering and inconvenience.

  In other words, when the toothbrush bristles 15 are worn or opened, not the entire toothbrush 1 can be replaced, but only the brush head 10 can be separated and replaced from the mounting head portion 22 of the toothbrush base body 20, Excellent economic efficiency.

  Furthermore, since the brush head 10 mounted on the mounting head portion 22 can be easily and quickly replaced without bothering and inconvenience, convenience that can be used more conveniently is provided.

  The mounting head portion 22 has a mounting groove 22a and an insertion groove 22b. The mounting groove 22a is provided in a size corresponding to the pad 12 in order to mount the pad 12 of the brush head 10. The front surface of the mounting groove 22a is opened so that the brush head 10 can be easily mounted. The insertion grooves 22b are provided on both side surfaces of the mounting groove 22a. The mounting protrusions 14 are inserted into the respective insertion grooves 22b.

  First, after the tip of the pad 12 of the brush head 10 is inserted into the mounting groove 22a, the mounting protrusions 14 provided on both side surfaces of the pad 12 are inserted into the insertion grooves 22b provided on both side surfaces of the mounting head portion 22. As a result, the mounting of the brush head 10 is simple and convenient.

  Further, the mounting protrusions 14 provided on both side surfaces of the pad 12 are inserted and supported in the insertion groove 22b in a state where the tip of the pad 12 is in contact with and supported by the inner surface of the mounting groove 22a. 10 is stably fixed without being separated or separated from the mounting groove 22a even when brushing teeth.

  When the brush head 10 is to be separated from the mounting groove 22a, the brush head 10 is taken out, the mounting protrusion 14 inserted into the insertion groove 22b is separated, and then the brush head 10 is lifted from the mounting groove 22a, whereby the brush head 10 can be separated easily and quickly without bothering and inconvenience.

  The mounting groove 22a has a support groove 22a 'for preventing the tip of the pad 12 of the brush head 10 from being inserted and tilted on the back surface thereof. The contact portion between the pad 12 and the support groove 22a ′ is formed into a curved surface having a shape corresponding to each other.

  When the back surface of the mounting groove 22a is formed as a vertical surface, the pad 12 of the brush head 10 may be separated or detached while the brush head 10 is fixed and brushed. In order to fundamentally prevent such separation / detachment, the present invention provides a structure that can be inserted and fitted into the portions that abut against each other.

  In other words, in a state where the tip of the pad 12 is inserted and mounted by the support groove 22a ′ formed on the back surface of the mounting groove 22a in a shape corresponding to each other, it is fundamental that the pad 12 of the brush head 10 is separated and detached. Is prevented. Thereby, there is an advantage that tooth brushing can be performed more stably and efficiently.

  On the other hand, this invention provides the technical structure which prevents the brush head 10 accommodated in the storage space part 25 of the toothbrush stand main body 20 flowing in the storage space part 25 at the time of toothbrushing.

  That is, on both sides of the inner side surface of the storage space portion 25, in order to prevent the flow of the stored brush head 10, respective support protrusions 25a that are engaged with the upper ends of the pads 12 of the brush head 10 are provided.

  When the brush head 10 is inserted into the storage space 25, the brush head 10 slides with the upper ends of the pads 12 locked by the support protrusions 25a formed on both sides of the inner surface of the storage space 25. Inserted into. Thereby, the brush head 10 inserted into the storage space 25 is supported without movement in the storage space 25 when brushing teeth.

  The plurality of brush heads 10 stored in the storage space 25 further maintain a state in which the plurality of brush heads 10 are stored without fluidity when brushing teeth, thereby providing convenience that can be used more stably.

DESCRIPTION OF SYMBOLS 1: Toothbrush 10: Brush head 12: Pad 14: Mounting protrusion 15: Toothbrush bristle 20: Toothbrush stand main body 22: Mounting head part 22a: Mounting groove 22a ': Support groove 22b: Insertion groove 24: Cap 25: Storage space part 26 : Grip stand

Claims (5)

A plurality of brush heads provided with mounting protrusions on both sides of the pad, and a plurality of toothbrush bristles on the top surface of the pad;
There is provided a mounting head portion to which a pad of the brush head is mounted and fixed at the tip, and a storage space portion that is opened and closed by a cap so that the plurality of brush heads are stored inside the opposite side of the mounting head portion. A toothbrush having a replaceable brush head, comprising a toothbrush base body including a grip base provided.   The mounting head portion is provided with mounting grooves that are open on the front surface and are formed to mount the pads of the brush head, and the insertion grooves into which the mounting protrusions are inserted on both side surfaces of the mounting groove. The toothbrush with which the brush head of Claim 1 is replaceable is provided.   The toothbrush with replaceable brush head according to claim 2, wherein a support groove for preventing the pad end of the brush head from being fitted and tilted is provided on a back surface of the mounting groove.   4. The toothbrush with replaceable brush head according to claim 3, wherein the contact portion of the pad and the support groove is formed in a curved surface having a shape corresponding to each other.   2. The support projections for engaging the upper end of the pad of the brush head are provided on both sides of the inner surface of the storage space to prevent the flow of the stored brush head. A toothbrush in which the brush head according to any one of claims 1 to 4 is replaceable.

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