CN215839645U

CN215839645U - Electric tooth cleaner

Info

Publication number: CN215839645U
Application number: CN202121807150.5U
Authority: CN
Inventors: 朱燕波
Original assignee: Ningbo Hantai Import And Export Co ltd
Current assignee: Ningbo Hantai Import And Export Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-02-18
Anticipated expiration: 2031-08-04

Abstract

An electric tooth cleaner comprises a working assembly, a vibration device and a sealing assembly from top to bottom in sequence; the vibration device comprises a shell and an internal structure frame arranged in the shell, wherein the internal structure frame is provided with a battery jar for placing a battery, the output end of the motor is fixedly connected with an eccentric wheel fixed connecting piece which is provided with a limiting hole matched and spliced with a limiting key, and a sealing assembly is hermetically connected with the fixed connecting piece; the working assembly comprises a connecting handle and a cleaning assembly; the lower end of the connecting handle is fixedly connected with the top of the transmission rod; the cleaning component is inserted with the upper end of the connecting handle. The sealing assembly is sealed including with the inside USB hole of charging of scaler, and the mouth sealing key that charges corresponds with USB hole position and plays further water-proof effects, and the inside electron device of protection electronic scaler can not wet the damage, and the transfer line outside is provided with the parallel key, and the connection handle outside is provided with the fixed knot of connection handle, and the cooperation is rotatory fixed between the fixed knot of connection of parallel key, fixed slot, and fixed mode is more firm, and vibrations transmission efficiency is higher.

Description

Electric tooth cleaner

Technical Field

The utility model relates to the field of oral cleaning, in particular to an electric tooth cleaner.

Background

In daily life, people can clean the oral cavity by brushing teeth, gargling and the like everyday, however, the cleaning operation can not clean the oral cavity thoroughly, for example, stubborn tartar such as tartar in the oral cavity can not be removed by brushing teeth or gargling, and the tartar can cause a series of oral problems such as halitosis, gingival atrophy, tooth looseness and the like. Some people who aim at the dental calculus problem can choose to go to the oral hospital for treatment, but the oral hospital can not meet the daily oral cleaning requirements of most people, and the time cost and the cost for people to go to the oral hospital are higher, so that the development of a portable oral cleaner suitable for household use is very important. Electric toothbrush, tooth cleaning device on the market at present need purchase alone as two independent products, the expense is higher as two, and tooth cleaning device bottom charging mouth does not possess waterproof function, causes the electron device to damage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric tooth cleaner, which meets the daily tooth brushing and cleaning requirements of a user at home and solves the technical problem that the tooth cleaner in the background technology does not have a waterproof function.

In order to achieve the above purpose, the utility model provides the following technical scheme:

an electric tooth cleaner comprises a working assembly, a vibration device and a sealing assembly from top to bottom in sequence; the vibration device comprises a shell and an internal structure frame arranged in the shell, wherein a battery jar for placing a battery is arranged on one side of the internal structure frame, a PCB is arranged on the other side of the internal structure frame, a motor is fixedly connected to the top end of the internal structure frame, the PCB is respectively connected with the motor and the battery jar through circuits, a key board is arranged on the outer surface of the shell, and the key position of the key board corresponds to the key position of the PCB; an eccentric wheel is fixedly connected to the output end of the motor, a transmission rod is arranged at the top of the vibration device, and the transmission rod is arranged above the eccentric wheel; the bottom of the vibration device is provided with a fixed connecting piece which is fixedly connected with the shell; a limiting key is arranged inside the sealing assembly, the fixed connecting piece is provided with a limiting hole which is matched and spliced with the limiting key, and the sealing assembly is connected with the fixed connecting piece in a sealing manner; the working assembly comprises a connecting handle and a cleaning assembly; the lower end of the connecting handle is fixedly connected with the top of the transmission rod; the cleaning component is inserted into the upper end of the connecting handle.

Further, the cleaning assembly is a working tip assembly or a working brush head assembly.

Furthermore, flat keys are symmetrically arranged on the outer surface of the cylinder of the transmission rod, a bulge is arranged on the outer side of the lower end of the connecting handle, the electric tooth cleaner further comprises a connecting handle fixing buckle, first fixing grooves corresponding to the bulges of the connecting handle are respectively arranged on the inner surface of the connecting handle fixing buckle, a second fixing groove matched with the flat keys of the transmission rod is arranged on the inner surface of the lower end of the connecting handle, and the transmission rod and the connecting handle are fixedly connected through the second fixing grooves; the connecting handle fixing buckle is fixedly connected with the connecting handle through a first fixing groove.

Furthermore, a USB charging device is arranged at the bottom of the PCB, and a USB charging hole corresponding to the USB charging device is formed in the fixed connecting piece.

Furthermore, a charging port sealing key is further arranged inside the sealing assembly, and the charging port sealing key corresponds to the USB charging hole in position.

Further, be provided with the motor navigation key on the inner structure frame, the motor is provided with constant head tank 41, the constant head tank with motor navigation key grafting fixed connection.

Furthermore, work indicator lamps are further arranged below the key board of the shell, and each work indicator lamp is electrically connected with the PCB.

Further, the battery jar is a spring type single battery jar.

Further, the shell is further provided with a sliding rail, and the internal structure frame is fixedly connected with the sliding rail in an inserting mode.

Furthermore, the PCB circuit board is also provided with a PCB circuit board positioning pin, and the PCB circuit board is fixedly connected with the internal structure frame through the PCB circuit board positioning pin.

The electric tooth cleaner disclosed by the technical scheme of the utility model is provided with the working tip assembly and the working brush head assembly, so that the daily tooth brushing and cleaning requirements of a user at home can be met, in addition, the USB charging hole in the tooth cleaner is sealed by the sealing assembly at the bottom, the charging hole sealing key corresponds to the USB charging hole, the further waterproof effect is achieved, and the electronic devices in the electric tooth cleaner are protected from being affected with damp and damaged.

The connection handle inboard of electronic scaler is provided with the second fixed slot, and the transfer line outside is provided with the parallel key, and the connection handle outside is provided with the fixed knot of connection handle, and the cooperation is rotatory fixed between the fixed knot of connection of parallel key, second fixed slot, and this fixed mode is compared in the fixed more firm of grafting fixed mode, and vibrations transmission efficiency is higher.

The PCB circuit board bottom of electronic scaler is provided with USB charging device, reduces the frequent replacement of battery, and the battery jar is spring single festival battery jar in addition, and the user can change chargeable formula battery by oneself after battery life expires, and the purchase of rechargeable battery is also comparatively convenient, can prolong the life of electronic scaler.

The PCB circuit board is fixed to inside adoption inner structure frame one side of electronic scaler, and the battery jar is fixed to one side, and the compact mode of pegging graft along the inside second fixed slot that sets up of shell is fixed behind the compact fixed of the fixed motor in top, and inner structure is compact, fixed stable.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. Wherein:

FIG. 1 is a schematic structural view of an embodiment of an electric dental scaler according to the present invention;

FIG. 2 is an exploded view of the electric dental scaler of the present invention;

FIG. 3 is a detailed view of the driving rod and the connecting handle of the electric dental scaler according to the present invention;

FIG. 4 is a schematic view of the bottom of the connection handle and the transmission rod of the electric dental scaler according to the present invention;

fig. 5 is a schematic view showing a seal assembly of the electric dental scaler of the present invention.

Description of reference numerals:

1-vibrator, 2-working assembly, 2 a-working tip assembly, 2 b-working brush head assembly, 3-sealing assembly, 11-housing, 12-transmission rod, 12 a-flat key; 12 b-a woodruff bond; 13-key board, 14-work indicator light, 15-connector fixing buckle, 16-sealing rubber ring, 17-fixing connector, 18-limit key, 19-charging port sealing key, 21-cleaning component, 22-connecting handle, 23-connecting handle fixing buckle, 24-second fixing groove, 31-internal structure frame, 32-motor, 33-eccentric wheel, 34-PCB circuit board, 35-PCB circuit board limit key, 36-PCB circuit board positioning pin, 41-positioning groove, 42-motor positioning key, 43-battery groove, 44-USB charging device, 45-limit hole, 46-USB charging hole, 48-PCB circuit board limit groove, 49-PCB circuit board limit hole.

Detailed Description

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the utility model, and not limitation of the utility model. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.

In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a wireless electrical connection, or a wireless communication signal connection, and a person skilled in the art can understand the specific meaning of the above terms according to specific situations.

One or more examples of the utility model are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the utility model. As used herein, the terms "first," "second," and "third," etc. may be used interchangeably to distinguish one component from another, and are not intended to denote the position or importance of the individual components.

As shown in fig. 1 to 5, according to an embodiment of the present invention, there is provided an electric dental scaler, which comprises a working assembly 2, a vibrator 1, and a sealing assembly 3 in this order from top to bottom; the vibrating device 1 comprises a shell 11 and an internal structure frame 31 arranged inside the shell 11, a battery groove 43 for placing a battery is formed in one side of the internal structure frame 31, a PCB 34 is installed on the other side, the PCB 34 is provided with a PCB locating pin 36, the PCB 34 and the internal structure frame 31 are fixed in a locating mode through the PCB locating pin 36, the internal structure frame 31 further comprises a PCB limiting key 35 and a PCB limiting hole 49, the PCB 34 is provided with a PCB limiting groove 48 for fixing the PCB limiting key 35, the PCB limiting hole 49 corresponds to the installing position of the PCB locating pin 36, and double fixation enables the internal structure of the electric tooth cleaner to be compact and stable. The top end of the internal structure frame 31 is fixedly connected with a motor 32, the output end of the motor 32 is fixedly connected with an eccentric wheel 33, and vibration is generated under the rotation of the eccentric wheel 33. The PCB 34 is electrically connected to the motor 32 and the battery container 43, respectively. The top of the vibration device 1 is provided with a transmission rod 12, and the transmission rod 12 is arranged above the eccentric wheel 33; the outer surface of the cylinder of the transmission rod 12 is symmetrically provided with flat keys 12a, a semicircular key 12b for fixing a connecting handle fixing buckle 23 is arranged below the flat keys 12a, the outer side of the lower end of the connecting handle 22 is provided with a bulge, the electric tooth cleaner also comprises a connecting handle fixing buckle 23, the inner surface of the connecting handle fixing buckle 23 is respectively provided with a first fixing groove corresponding to the bulge of the connecting handle 22, the inner surface of the lower end of the connecting handle 22 is provided with a second fixing groove 24 matched with the flat keys 12a of the transmission rod 12, and the transmission rod 12 and the connecting handle 22 are fixedly connected through the second fixing grooves; the connecting handle fixing buckle 23 is fixedly connected with the connecting handle 22 through a first fixing groove. The connection mode of the connecting handle fixing buckle 23 and the connecting handle 22 and the fixed connection mode of the connecting handle fixing buckle 23 and the connecting handle 22 belong to interference fit connection, and compared with an inserting connection fixing mode, the fixing mode is firmer in fixing and higher in vibration transmission efficiency.

The bottom of the vibration device 1 is provided with a fixed connecting piece 17, and the fixed connecting piece 17 is fixedly connected with the shell 11; the inside of seal assembly 3 is provided with spacing key 18, and fixed connection 17 is provided with the spacing hole 45 of pegging graft with spacing key 18 cooperation, seal assembly 3 and fixed connection 17 sealing connection, and the lower extreme cover of vibrator 1 is equipped with the fixed knot of connecting piece 15 in addition, and the outside and the seal assembly 3 junction cover of fixed connection 17 has and seals rubber ring 16, realizes that the kneck is sealed.

Sealing assembly 3 is inside still to be provided with mouthful sealing key 19 that charges, and mouthful sealing key 19 that charges is corresponding with the position of USB hole 46 that charges, and the sealing assembly 3 of bottom is sealed including the inside USB hole that charges of scaler in addition, and mouthful sealing key that charges corresponds with USB hole position and plays further water-proof effects, and the inside electron device of protection electronic scaler can not receive the damp damage.

The bottom of the PCB 34 is provided with a USB charging device 44, and the fixed connector 17 is provided with a USB charging hole 46 corresponding to the position of the USB charging device 44. And the PCB circuit board bottom of the electronic scaler is provided with USB charging device, reduce the frequent replacement of battery, and battery jar 43 is the spring single battery jar in addition, and the user can change rechargeable battery by oneself after battery life expires, and the purchase of rechargeable battery is also comparatively convenient, can prolong the life of electronic scaler.

The cleaning assembly 21 is a working tip assembly 2a or a working brush head assembly 2 b. The working assembly 2 comprises a connecting handle 22 and a cleaning assembly 21; the lower end of the connecting handle 22 is fixedly connected with the top of the transmission rod 12; cleaning assembly 21 is received in the upper end of shaft 22 and only one of working tip assembly 2a or working brushhead assembly 2b is connected to drive rod 12 during use, allowing for the replacement of two different cleaning modes.

The inner wall of the electric dental scaler housing 11 is provided with a slide rail, and the internal structure frame 31 is fixedly connected along the slide rail in an inserting manner. The outer surface of the shell 11 is provided with a key board 13, and the key position of the key board 13 corresponds to the key position of the PCB 34; and working indicator lamps 14 are further arranged below the key board 13 of the shell 11, each working indicator lamp 14 is in circuit connection with the PCB, and each indicator lamp corresponds to different cleaning modes respectively for a user to select.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

possess electric toothbrush, electronic tooth cleaner function, satisfy daily brushing teeth, the tooth demand of washing of user's house, including the seal assembly of bottom will clean the inside USB hole of tooth cleaner seals simultaneously, play good water-proof effects.

The utility model realizes the electric tooth cleaner with waterproof function and the functions of brushing and washing teeth, and can meet the daily oral cavity cleaning requirement of a user at home.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric tooth cleaner is characterized by comprising a working component (2), a vibrating device (1) and a sealing component (3) from top to bottom in sequence;

the vibration device (1) comprises a shell (11) and an internal structure frame (31) arranged inside the shell (11), wherein a battery groove (43) for placing a battery is formed in one side of the internal structure frame (31), a PCB (printed circuit board) (34) is installed on the other side of the internal structure frame (31), a motor (32) is fixedly connected to the top end of the internal structure frame (31), the PCB (34) is respectively in circuit connection with the motor (32) and the battery groove (43), a key board (13) is arranged on the outer surface of the shell (11), and the key position of the key board (13) corresponds to the key position of the PCB (34); an eccentric wheel (33) is fixedly connected to the output end of the motor (32), a transmission rod (12) is arranged at the top of the vibration device (1), and the transmission rod (12) is arranged above the eccentric wheel (33);

the bottom of the vibration device (1) is provided with a fixed connecting piece (17), and the fixed connecting piece (17) is fixedly connected with the shell (11); a limiting key (18) is arranged in the sealing assembly (3), a limiting hole (45) which is matched and spliced with the limiting key (18) is formed in the fixed connecting piece (17), and the sealing assembly (3) is connected with the fixed connecting piece (17) in a sealing mode; the working assembly (2) comprises a connecting handle (22) and a cleaning assembly (21); the lower end of the connecting handle (22) is fixedly connected with the top of the transmission rod (12); the cleaning component (21) is inserted into the upper end of the connecting handle (22).

2. The electric dental scaler according to claim 1, wherein said cleaning assembly (21) is a working tip assembly (2a) or a working brush head assembly (2 b).

3. The electric dental scaler according to claim 1 or 2,

flat keys (12a) are symmetrically arranged on the outer surface of a cylinder of the transmission rod (12), a bulge is arranged on the outer side of the lower end of the connecting handle (22), the electric tooth cleaner further comprises a connecting handle fixing buckle (23), first fixing grooves corresponding to the bulges of the connecting handle (22) are respectively arranged on the inner surface of the connecting handle fixing buckle (23), second fixing grooves (24) matched with the flat keys (12a) of the transmission rod (12) are arranged on the inner surface of the lower end of the connecting handle (22), and the transmission rod (12) and the connecting handle (22) are fixedly connected through the second fixing grooves (24); the connecting handle fixing buckle (23) is fixedly connected with the connecting handle (22) through a first fixing groove.

4. The electric dental scaler according to claim 3,

the bottom of PCB circuit board (34) is provided with USB charging device (44), fixed connector (17) are provided with USB charging hole (46) that USB charging device (44) position corresponds.

5. The electric dental scaler according to claim 4,

the sealing assembly (3) is also internally provided with a charging port sealing key (19), and the charging port sealing key (19) corresponds to the USB charging hole (46).

6. The electric tooth cleaner according to claim 1, characterized in that a motor positioning key (42) is arranged on the internal structure frame (31), the motor (32) is provided with a positioning groove (41), and the positioning groove (41) is fixedly connected with the motor positioning key (42) in an inserting manner.

7. The electric dental scaler according to claim 1, wherein operation indication lamps (14) are further provided under the button plate (13) of the housing (11), each of the operation indication lamps (14) being electrically connected to the PCB circuit board.

8. The electric dental scaler according to claim 1, wherein said battery well (43) is a spring-loaded single-section battery well.

9. The electric dental scaler according to claim 1, wherein the inner wall of said shell (11) is provided with a sliding track along which said internal structure frame (31) is fixedly connected by means of insertion.

10. The electric dental scaler according to claim 1, wherein said PCB circuit board (34) is further provided with a PCB circuit board positioning pin (36), said PCB circuit board (34) being fixedly connected with said internal structure frame (31) by said PCB circuit board positioning pin (36).