CN216168016U

CN216168016U - Electric toothbrush

Info

Publication number: CN216168016U
Application number: CN202121809858.4U
Authority: CN
Inventors: 丁忠油
Original assignee: Zhejiang Huifu Smart Home Co ltd
Current assignee: Zhejiang Huifu Smart Home Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-04-05
Anticipated expiration: 2031-08-04

Abstract

The utility model provides an electric toothbrush, which belongs to the technical field of living goods equipment and solves the problems that the electric toothbrush in the prior art is not enough in vibration frequency, vibration can be directly transmitted to a toothbrush handle part, and the use is uncomfortable, the electric toothbrush comprises a main body shell, a motor support and a battery support are arranged in the main body shell, and the electric toothbrush is characterized in that: the motor support lower extreme be provided with first fixing base, battery support upper end be provided with the second fixing base, first fixing base and second fixing base between pass through spring fixed connection, motor support upper end be provided with power take off pole, the motor support in be provided with the eccentric wheel motor, the power take off end setting of eccentric wheel motor in the one end of keeping away from the power take off pole.

Description

Electric toothbrush

Technical Field

The utility model belongs to the technical field of living goods equipment, and particularly relates to an electric toothbrush.

Background

To ensure proper oral care, dentists recommend that people brush their teeth more than once a day for at least two to three minutes each. Despite this suggestion, adults do not brush their teeth for an average of two to three minutes. This problem is exacerbated for children who are notoriously short-lasting and often regarded as a nuisance when brushing their teeth. Thus, there is a general need for a device that encourages people, particularly children, to brush their teeth more often and for a longer period of time.

However, these techniques tend to complicate the mechanism for transmitting vibration or to make it difficult to reduce the size of the vicinity of the brush portion. Therefore, a technique for making the vibration of the vibration source small and making the brush vibrate largely is desired; meanwhile, in the prior art, the brush head is not separated from the main body, so that the cleaning is inconvenient; or damage, short service life and the like in the separation process.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model can be realized by the following technical scheme: the utility model provides an electric toothbrush, includes main body cover, main body cover in be equipped with motor support and battery holder, its characterized in that: the motor support lower extreme be provided with first fixing base, battery support upper end be provided with the second fixing base, first fixing base and second fixing base between pass through spring fixed connection, motor support upper end be provided with power take off pole, the motor support in be provided with the eccentric wheel motor, the power take off end setting of eccentric wheel motor in the one end of keeping away from the power take off pole.

In the above electric toothbrush, the motor bracket is provided with the motor heat dissipation holes. The electric toothbrush can effectively dissipate heat during working, and the motor performance is prevented from being influenced by overhigh temperature of the motor.

In the above electric toothbrush, the upper opening of the main body casing is provided with a main body casing bottom cover, and the bottom of the main body casing bottom cover and the bottom of the power output rod are provided with a waterproof ring assembly. Prevent the motor from water inflow and causing faults.

In the above electric toothbrush, the first fixing seat and the second fixing seat each include a bottom plate and a hollow cylinder disposed on the bottom plate, and a first opening and a second opening into which one end of the spring is inserted are respectively disposed on a side surface of the hollow cylinder. The spring is fixedly connected to the fixed seat, and the spring is prevented from rotating relative to the fixed seat.

In the above-mentioned electric toothbrush, the motor holder is made of plastic. The motor support made of plastic facilitates the disassembly and assembly of the motor.

In the above electric toothbrush, the motor bracket is provided with a motor mounting opening for mounting the eccentric wheel motor. Make things convenient for the dismouting maintenance of motor, extension electric toothbrush life.

In the above electric toothbrush, the motor bracket is provided with a limiting device for fixing the eccentric wheel motor. So that the motor can not move relatively in the motor bracket along with the vibration.

In the above electric toothbrush, the limiting device comprises a limiting half ring arranged in the motor bracket to keep the output end of the eccentric wheel motor suspended, and a first limiting block and a second limiting block arranged on two sides of the motor mounting opening to limit the motor.

Compared with the prior art, the utility model has the advantages that the motor is inversely arranged on the motor bracket, the spring is arranged between the motor bracket and the battery bracket, the output end of the motor is arranged at one end far away from the power output rod, the vibration at the output end of the motor can be transmitted to the brush head through the power output rod, the vibration at the output end of the motor can be directly transmitted to the brush head through the lever principle by taking the connecting point of the power output rod and the motor bracket as a fulcrum through the lever principle, the vibration sense of the handle can be reduced, and the vibration sense of the position of the brush head can be enhanced.

Drawings

FIG. 1 is a schematic perspective internal view of the present invention;

FIG. 2 is an enlarged view of a portion of the present invention;

FIG. 3 is an external structural view of the present invention;

in the figure, 1, a motor bracket; 2. a battery holder; 3. a spring; 41. a first fixed seat; 42. a second fixed seat; 411. a first opening; 421. a second opening; 412. a first base plate; 413. a first hollow cylinder; 422. a second base plate; 423 a second hollow cylinder; 5. a power take-off rod; 6. a body case bottom cover; 7. assembling a waterproof ring; 8. a main body housing; 9. a motor mounting opening; 10. an eccentric wheel motor; 12. a first stopper; 13. a second limiting block; 14. heat dissipation holes; 16. and a limiting semi-ring.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, the power output device comprises a main body casing 8, a motor support 1 and a battery support 2 are arranged in the main body casing 8, a first fixing seat 41 is arranged at the lower end of the motor support 1, a second fixing seat 42 is arranged at the upper end of the battery support 2, the first fixing seat 41 and the second fixing seat 42 are fixedly connected through a spring 3, a power output rod 5 is arranged at the upper end of the motor support 1, an eccentric wheel motor 10 is arranged in the motor support 1, and a power output end of the eccentric wheel motor 10 is arranged at one end far away from the power output rod 5.

In the electric toothbrush, the motor support 1 is provided with the motor heat dissipation holes 14, so that the electric toothbrush can effectively dissipate heat during working, and the performance of the eccentric wheel motor 10 is prevented from being influenced by overhigh temperature.

In the electric toothbrush, the upper opening of the main body shell 8 is provided with a main body shell bottom cover 6, the bottom of the main body shell bottom cover 6 and the bottom of the power output rod 5 are provided with waterproof ring assembling pins 7, and the eccentric wheel motor 10 is prevented from water inflow to cause faults.

In the electric toothbrush, the first fixing seat 41 comprises a first bottom plate 412 and a first hollow cylinder 413 arranged on the first bottom plate 412, the second fixing seat 42 comprises a second bottom plate 422 and a second hollow cylinder 423 arranged on the second bottom plate 422, and a first opening 411 and a second opening 421 for inserting one end of the spring 3 are respectively arranged on the side surfaces of the first hollow cylinder 413 and the second hollow cylinder 423, so that the spring 3 is fixedly connected to the first fixing seat 41 and the second fixing seat 42, and the spring 3 is prevented from rotating relative to the first fixing seat 41 and the second fixing seat 42.

In the electric toothbrush, the motor support 1 is made of plastic, and the motor support 1 made of plastic is convenient for the eccentric wheel motor 10 to be disassembled and assembled.

In the electric toothbrush, the motor support 1 is provided with the motor mounting opening 9 for mounting the eccentric wheel motor 10, so that the eccentric wheel motor 10 is convenient to disassemble, assemble and maintain, and the service life of the electric toothbrush is prolonged.

In the electric toothbrush, the limiting device comprises a limiting semi-ring 16 which is arranged in the motor bracket and enables the output end of the eccentric wheel motor 10 to keep suspended, and a first limiting block 12 and a second limiting block 13 which are arranged on two sides of the motor mounting opening 9 and limit the motor.

According to the utility model, the output end of the eccentric wheel motor 10 is arranged at one end far away from the power output rod 5, when the eccentric wheel motor 10 works, the highest point of the output end of the eccentric wheel motor 10 and the power output rod 5 forms a lever by taking the connecting point of the motor bracket 1 and the power output rod 5 as a fulcrum, and the vibration of the eccentric wheel motor 10 is transmitted to the power output rod 5 by the lever principle, so that the transmission efficiency of the vibration is increased.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The utility model provides an electric toothbrush, includes main body cover (8), main body cover (8) in be equipped with motor support (1) and battery support (2), its characterized in that: motor support (1) lower extreme be provided with first fixing base (41), battery support (2) upper end be provided with second fixing base (42), first fixing base (41) and second fixing base (42) between through spring (3) fixed connection, motor support (1) upper end be provided with the power take off pole, motor support (1) in be provided with eccentric wheel motor (10), the power take off end setting of eccentric wheel motor (10) in the one end of keeping away from power take off pole (5).

2. An electric toothbrush according to claim 1, wherein: the motor bracket (1) is provided with motor heat dissipation holes (14).

3. An electric toothbrush according to claim 1, wherein: the upper opening of the main body shell (8) is provided with a main body shell bottom cover (6), and the bottoms of the main body shell bottom cover (6) and the power output rod (5) are provided with a waterproof ring assembling position (7).

4. An electric toothbrush according to claim 1, wherein: the first fixing seat (41) comprises a first base plate (412) and a first hollow cylinder (413) arranged on the first base plate (412), the second fixing seat (42) comprises a second base plate (422) and a second hollow cylinder (423) arranged on the second base plate (422), and openings for inserting one end of a spring are further formed in the side faces of the first hollow cylinder (413) and the second hollow cylinder (423).

5. An electric toothbrush according to claim 1, wherein: the motor support (1) is made of plastic.

6. An electric toothbrush according to claim 1, wherein: the motor bracket (1) is provided with a motor mounting opening (9) for mounting an eccentric wheel motor (10).

7. An electric toothbrush according to claim 1, wherein: a limiting device used for fixing the eccentric wheel motor (10) is arranged in the motor support (1).

8. An electric toothbrush according to claim 7, wherein: the limiting device comprises a limiting half ring (16) which is arranged in the motor support (1) and enables the output end of the eccentric wheel motor (10) to be suspended, and a first limiting block (12) and a second limiting block (13) which are arranged on two sides of the motor mounting opening (9) and limit the motor.