JP5227217B2 - Toothbrush with water supply / drainage function - Google Patents

Description

  The present invention relates to a toothbrush with a water supply / drainage function, and more specifically, a water supply port and a drainage port are provided close to each other, and water discharged from the water supply port is sucked and drained before spreading into the oral cavity. Further, the present invention relates to a toothbrush in which water supply wets only the tooth surface and mucus part to easily remove dirt on the tooth surface, and further prevents water supply from dripping to the pharynx and accidentally drinking it.

  Various types of toothbrushes having a water supply / drainage function have been proposed so far. For example, as shown in FIGS. 2A and 2B, the toothbrush 10 has a water supply path 12 along the longitudinal direction of the handle 11. A water supply port 12 a and a water discharge port 13 a that have a drainage channel 13 and communicate with the water supply channel 12 and the drainage channel 13, respectively, are provided on the flocked surface of the brush 15. In FIG. 2, the water supply channel 12 and the drainage channel 13 are provided in the handle 11, but are not necessarily provided in the handle 11. A tube along the handle 11 is provided, and water supply / drainage is performed through the tube. You may make it do.

  An end (not shown) of the water supply channel 12 is detachably connected to a hose communicating with the water supply pump at the end of the handle 11, and an end (not shown) of the drainage channel 13 is connected to the drain pump at the end of the handle 11. It is detachably connected to a communicating hose, and when brushing teeth, water is discharged from the water supply port 12a and brushed while wetting the tooth surface, and the polished residue is sucked from the drain port 13a and washed away.

Japanese Patent Laid-Open No. 10-323228

  As described above, in the toothbrush with a water supply / drainage function, water is discharged from the flocked surface of the toothbrush, brushed while wetting the tooth surface, and the brushed polished residue is sucked and discharged from the drain port, If drainage is not performed properly, the supplied water will accumulate in the oral cavity, causing discomfort to the user, and even dripping from the pharynx and accidental ingestion.

  The present invention has been made in view of the above circumstances, and water supply makes it easy to remove the dirt on the tooth surface by wetting only the tooth surface and the mucus part, and quickly drains the supplied water to cause accidental drinking. The present invention has been made for the purpose of providing a toothbrush with a water supply / drainage function that eliminates dangers and the like and eliminates discomfort to the user.

The invention according to claim 1 is a toothbrush having a water supply / drainage function, wherein the flocked surface has a water supply port and a drainage port, and the water discharged from the water supply port is sucked and discharged from the drainage port. and it is obtained by, characterized in that is disposed in contact with the back and forth in the longitudinal direction of the toothbrush.

The invention of claim 2 is characterized in that, in the invention of claim 1, the drain outlet is provided in contact with the right and left of the water supply opening.

The invention of claim 3 is the invention of claim 1 or 2, wherein the drain outlet, it is obtained by said are provided in contact with the front and rear of the water supply port.

  The invention of claim 4 is the invention according to any one of claims 1 to 3, wherein the drainage port is elongated in the width direction of the toothbrush beyond the diameter of the water supply port. It is.

  According to the present invention, in the toothbrush with a water supply / drainage function, the drainage port is provided close to the water supply port, so that the brushed water can be quickly discharged by wetting only the tooth surface / mucus part and released into the oral cavity. Therefore, you can brush your teeth comfortably and comfortably without clogging your throat or swallowing.

It is a figure which shows the principal part (water supply / drain port surface) of the toothbrush with a water supply / drainage function by this invention. It is a principal part block diagram for demonstrating an example of the conventional toothbrush with a water supply / drainage function.

FIG. 1 is a view for explaining an embodiment of a toothbrush with a water supply / drainage function according to the present invention, and each figure shows a view seen from the flocked surface of the toothbrush 10, wherein 12a is a water supply port and 13a is a water discharge port. Indicates. In the present invention, the water supply port 12a and the drainage port 13a are provided close to each other (preferably in contact with each other), and immediately after the water discharged from the water supply port 12a wets the tooth surface, the drainage port 13a which was so as to be drained, FIG. 1 (a), examples in which a single water outlet 13a ₁ forward or backward (in the direction indicated by the arrow) of the water inlet 12a, FIG. 1 (B), An example in which drainage ports 13a ₁ and 13a ₂ are provided in front and rear of the water supply port 12a, FIG. 1 (C) is an example in which drainage ports 13a ₁ , 13a ₂ , 13a ₃ , and 13a ₄ are provided in front, rear, left and right, FIG. (D) shows that the front and rear drain ports 13a ₁ and 13a ₂ are elongated in the width direction perpendicular to the longitudinal direction (D ₁ <D ₂ ), and the drain ports 13a ₃ and 13a shown in FIG. An example in which function ₄ is also used will be shown.

Although not shown in FIG. 1, as described in FIG. 2, water is supplied to the water supply port 12 a through the water supply channel, and the water discharge ports 13 a and 13 a _{1 to} 13 a ₄ are drained through the common water channel. It has become so.
In addition, although several representative examples of the arrangement and shape of the water supply port and the drainage port have been illustrated, the present invention is not limited to the illustrated examples, and the water supply port and the drainage port may be changed depending on the shape and size of the toothbrush. It is apparent that the present invention can be arbitrarily modified within the scope of the technical idea of the present invention in which the mouths are arranged close to each other.

10 ... plumbing functional toothbrush, 11 ... shank, 12 ... water supply passage, 12a ... water _inlet, 13a 1 _~13a 4 _... drain outlet.

Claims (4)

It has a water inlet and water outlet on the flocked surface, in plumbing functional toothbrush that has been water release from the previous SL water supply port to be sucked and discharged from said discharge port, and the water inlet and water outlet are longitudinal toothbrush A toothbrush with a water supply / drainage function, wherein the toothbrush is disposed in contact with the front and rear in a direction. The toothbrush with a water supply / drainage function according to claim 1, wherein the drainage port is provided in contact with the right and left sides of the water supply port. The drainage port, plumbing function toothbrush according to claim 1 or 2, characterized in that provided in contact with the front and rear of the water supply port.   The toothbrush with a water supply / drainage function according to any one of claims 1 to 3, wherein the drainage port is elongated in the width direction of the toothbrush beyond the diameter of the water supply port.

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