CN215384817U - 3D prints electric toothbrush shell convenient to grip - Google Patents

Abstract

The utility model discloses a 3D printed electric toothbrush shell convenient to hold, which comprises a first shell and a second shell, wherein the second shell is of a U-shaped structure, the upper end of the second shell is of an arc structure, the second shell is sleeved on the upper side of the first shell, a containing cavity is arranged in the middle of the first shell, end covers are fixedly connected to two sides of the first shell, two ends of the second shell are abutted against the end covers, four grabbing grooves are arranged at the upper end of the second shell, connecting grooves are arranged on the outer walls of two sides of the second shell, anti-skidding grooves are arranged on two sides of the first shell, a connecting port is arranged in the middle of two sides of the second shell, a positioning block is fixedly connected to the inner walls of two sides of the second shell upwards, the second shell can be installed or taken down according to a used object, the connecting grooves and the grabbing grooves are arranged at the side ends of the second shell, the anti-skidding grooves are arranged on two sides of the first shell, so that the electric toothbrush can be conveniently held, meanwhile, the friction force is increased, and the phenomenon that the rubber slides off when in use is avoided.

Description

3D prints electric toothbrush shell convenient to grip

Technical Field

The utility model relates to the field of electric toothbrush shells, in particular to a 3D printed electric toothbrush shell convenient to hold.

Background

The cleaning of the oral cavity is very important in China from ancient times, and the earliest bristle-implanted toothbrush discovered in China is the Liaoning generation, which has been more than 1000 years nowadays. When a traditional toothbrush is used for brushing teeth, a user needs to drive the toothbrush to brush the teeth back and forth by hands, the effect of cleaning the teeth is achieved through repeated mechanical motion, and the force, the speed and the time during tooth brushing are difficult to control accurately. In recent years, with the continuous development of electronic technology, electric toothbrushes have been developed, and when the electric toothbrushes are in operation, cleaning water flow is generated by high-frequency vibration, so that each tooth can be cleaned while not being damaged. Now along with the development of 3D printing technology, the shell of electric toothbrush also begins to use 3D to print and makes, and speed is faster, and the electric toothbrush shell that produces does not have the burr, and the quality is better.

The existing electric toothbrush is of a columnar structure, the structure is simple, and when the electric toothbrush is used, a large amount of toothpaste foam is stained on the shell of the electric toothbrush, so that the shell of the electric toothbrush is wet and smooth, easily slides off from the hand, and is not convenient to hold.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a 3D printed electric toothbrush shell convenient to hold, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a D prints electric toothbrush shell convenient to grip, includes first shell and second shell, the second shell is the U-shaped structure, the upper end of second shell is the arc structure, the second shell cup joints in the upside of first shell, the centre of first shell is equipped with and holds the chamber, the both sides of first shell all fixedly connected with end cover, the both ends of second shell all support and lean on end cover department, the upper end of second shell is equipped with four gripping grooves, all be equipped with connecting groove on the both sides outer wall of second shell, the both sides of first shell all antiskid groove, all be equipped with the connector in the middle of the both sides of second shell, the both sides of first shell all are equipped with the constant head tank, the ascending fixedly connected with locating piece of second shell both sides inner wall.

Preferably, the inner walls of the two sides of the second shell are provided with inclined planes, the inclined planes are opposite to the anti-slip grooves, a cavity is formed between the inclined planes and the anti-slip grooves, and anti-slip strips are arrayed on the anti-slip grooves.

Preferably, the two sides of the first shell are both provided with connecting bulges, the connecting bulges are positioned at the lower ends of the anti-skidding grooves, the inner walls of the two sides of the second shell are provided with fixing grooves, and the fixing grooves are opposite to the connecting bulges.

Preferably, the gripping groove is of an arc structure, and anti-skid protrusions are arrayed on the gripping groove.

Preferably, sealing rubber is arranged in the positioning groove, the side end of the positioning block is of an arc-shaped structure, the positioning block is located at the lower end of the second shell, and the positioning block is clamped in the positioning groove.

Preferably, the size of the upper end of the end cover is the same as that of the second shell, the size of the lower end of the end cover is the same as that of the first shell, and sealing gaskets are fixedly connected to two sides of the second shell.

Compared with the prior art, the utility model has the beneficial effects that: the holding groove is formed in the upper end of the second shell, when the electric toothbrush is used, a thumb can be pushed against the connecting groove, the rest four fingers are held in the holding groove, the electric toothbrush is easy to hold, meanwhile, the anti-skidding protrusions are arranged in the holding groove, anti-skidding force is increased, and slipping is avoided when the electric toothbrush is used; when the electric toothbrush is used by children or people with small palms, the second shell can be taken down, the anti-slip grooves on the two sides of the first shell are convenient to grip, and the anti-slip strips can increase friction force and avoid slipping when gripping.

Drawings

FIG. 1 is a schematic view of a connection structure of a first housing and a second housing;

FIG. 2 is a schematic view of a connection structure of the grip groove;

fig. 3 is an enlarged structural diagram A.

In the figure: the anti-skid device comprises a first shell 1, a second shell 2, an end cover 3, a connecting bulge 4, a fixing groove 5, a positioning groove 6, sealing rubber 7, a positioning block 8, a sealing gasket 9, a connecting groove 10, a fixing groove 11, a grasping groove 12, an anti-skid bulge 13, an inclined plane 14, an anti-skid groove 15 and an anti-skid strip 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: A3D printed electric toothbrush shell convenient to hold comprises a first shell 1 and a second shell 2, wherein the second shell 2 is of a U-shaped structure, the upper end of the second shell 2 is of an arc-shaped structure, the second shell 2 is sleeved on the upper side of the first shell 1, the second shell 2 can be installed or taken down according to the size of a palm of a user, children or people with smaller palms can conveniently use the shell, the second shell 2 is made of elastic materials, after the second shell 2 is installed, vibration generated during the working of a motor can be reduced in a limited mode, a containing cavity is arranged in the middle of the first shell 1, end covers 3 are fixedly connected to two sides of the first shell 1, two ends of the second shell 2 abut against the end covers 3, four grabbing grooves 12 are arranged at the upper end of the second shell 2, the second shell 2 is convenient to hold, connecting grooves 10 are arranged on the outer walls of two sides of the second shell 2, anti-skid grooves 15 are arranged on two sides of the first shell 1, the middle of the two sides of the second shell 2 are provided with connecting ports 11, the two sides of the first shell 1 are provided with positioning grooves 6, and the inner walls of the two sides of the second shell 2 are fixedly connected with positioning blocks 8 in an ascending way.

The inclined planes 14 are arranged on the inner walls of the two sides of the second shell 2, the inclined planes 14 are opposite to the anti-slip grooves 15, a cavity is formed between the inclined planes 14 and the anti-slip grooves 15, anti-slip strips 16 are arrayed on the anti-slip grooves 15, the anti-slip grooves 15 are convenient for children or people with small palms to hold, the anti-slip strips 16 can increase friction force and avoid slipping when teeth are brushed, and the inclined planes 14 can avoid interfering with the anti-slip strips 16 on the first shell 1 when the second shell 2 is installed.

The both sides of first shell 1 all are equipped with connect arch 4, connect the lower extreme that is located anti-skidding groove 15 of arch 4, are equipped with fixed slot 5 on the both sides inner wall of second shell 2, and fixed slot 5 is just connecting arch 4, connects 4 joints of arch in fixed slot 5 departments, with first shell 1 and 2 fixed connection of second shell.

The grabbing groove 12 is of an arc-shaped structure, the anti-skid protrusions 13 are arranged on the grabbing groove 12 in an array mode, the electric toothbrush is better and easy to hold through the grabbing groove 12, the anti-skid protrusions 13 can increase anti-skid force, and slipping is avoided when the electric toothbrush is used.

Be equipped with sealing rubber 7 in the constant head tank 6, the side of locating piece 8 is the arc structure, and locating piece 8 is located the lower extreme of second shell 2, and 8 joints of locating piece can carry out location fixed connection with first shell 1 and second shell 2 in constant head tank 6, and sealing rubber 7 can fill the gap between first shell 1 and the second shell 2, avoids the debris siltation between first shell 1 and second shell 2.

The upper end size of end cover 3 is the same with second shell 2, and the lower extreme size of end cover 3 is the same with first shell 1, and the both sides of second shell 2 all fixedly connected with sealed pad 9, and sealed pad 9 can fill the gap between second shell 2 both sides and two end covers 3, avoids debris to get into between first shell 1 and the second shell 2.

The working principle is as follows: according to the object palm size installation or the second shell 2 of taking off of use, side at second shell 2 sets up connecting groove 10 and gripping groove 12, when using, the thumb can push up in connecting groove 10 department, all the other four fingers gripping is in gripping groove 12 department, gripping groove 12 makes electric toothbrush grip more easily, set up non-slip raised 13 in gripping groove 12 department simultaneously, increase anti-skidding power, avoid taking place the landing when using, after taking off second shell 2, the both sides of first shell 1 set up anti-skidding groove 15, the convenience is gripped electric toothbrush, antislip strip 16 can increase frictional force, avoid taking place the landing when using.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A3D printed electric toothbrush shell convenient to hold, comprising a first shell (1) and a second shell (2), characterized in that: the second shell (2) is of a U-shaped structure, the upper end of the second shell (2) is of an arc-shaped structure, the second shell (2) is sleeved on the upper side of the first shell (1), a containing cavity is arranged in the middle of the first shell (1), both sides of the first shell (1) are fixedly connected with end covers (3), both ends of the second shell (2) are abutted against the end covers (3), the upper end of the second shell (2) is provided with four grabbing grooves (12), the outer walls of two sides of the second shell (2) are provided with connecting grooves (10), the anti-skid grooves (15) are arranged on both sides of the first shell (1), the connecting ports (11) are arranged in the middles of both sides of the second shell (2), the positioning grooves (6) are formed in the two sides of the first shell (1), and the positioning blocks (8) are fixedly connected to the inner walls of the two sides of the second shell (2) in an ascending mode.

2. A 3D printed easy to hold power toothbrush housing as recited in claim 1, wherein: inclined planes (14) are arranged on the inner walls of the two sides of the second shell (2), the inclined planes (14) are opposite to the anti-skidding grooves (15), a cavity is formed between the inclined planes (14) and the anti-skidding grooves (15), and anti-skidding strips (16) are arrayed on the anti-skidding grooves (15).

3. A 3D printed easy to hold power toothbrush housing as recited in claim 1, wherein: the both sides of first shell (1) all are equipped with connect arch (4), the lower extreme that is located anti-skidding groove (15) of connecting arch (4), be equipped with fixed slot (5) on the both sides inner wall of second shell (2), fixed slot (5) just are connecting arch (4).

4. A 3D printed easy to hold power toothbrush housing as recited in claim 1, wherein: the grabbing groove (12) is of an arc-shaped structure, and anti-skid protrusions (13) are arrayed on the grabbing groove (12).

5. A 3D printed easy to hold power toothbrush housing as recited in claim 1, wherein: be equipped with sealing rubber (7) in constant head tank (6), the side of locating piece (8) is the arc structure, locating piece (8) are located the lower extreme of second shell (2), locating piece (8) joint is in constant head tank (6).

6. A 3D printed easy to hold power toothbrush housing as recited in claim 1, wherein: the size of the upper end of the end cover (3) is the same as that of the second shell (2), the size of the lower end of the end cover (3) is the same as that of the first shell (1), and sealing gaskets (9) are fixedly connected to the two sides of the second shell (2).

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