CN221081144U

CN221081144U - Acoustic wave motor with magnetic force conduction structure

Info

Publication number: CN221081144U
Application number: CN202322589158.4U
Authority: CN
Inventors: 杨小迎; 杨超
Original assignee: Dongguan Meiyang Lianying Electrical Appliances Co ltd
Current assignee: Dongguan Meiyang Lianying Electrical Appliances Co ltd
Priority date: 2023-09-23
Filing date: 2023-09-23
Publication date: 2024-06-04
Anticipated expiration: 2033-09-23

Abstract

The utility model discloses an acoustic wave motor with a magnetic force conduction structure, which comprises a magnet frame, a magnet body, an output shaft, an elastic sheet, an iron core block, a first iron core frame, a second iron core frame, a first magnetic conduction sheet, a second magnetic conduction sheet, a mounting groove, a first shell, a first fixing ring, a second fixing ring, a first bearing, a second bearing, a first coil frame, a second coil frame, a first coil group, a second coil group, a groove, a first through groove, a second through groove, a buckle and a third through groove; the upper surface of the first magnetic conduction sheet is provided with a first shell, the lower surface of the second magnetic conduction sheet is provided with a second shell, and the first shell is fixedly connected to the second shell; according to the utility model, under the condition that the volume and the magnetic field intensity of the motor magnetic field are not changed, the magnet body and the stator magnetic field are connected in a magnetic conduction mode to form a rotor magnetic field, so that the structure of the motor is simplified, the outer diameter of the motor reaches 12mm, the strength is unchanged, and the requirement of a user on the portability of the acoustic toothbrush is met.

Description

Acoustic wave motor with magnetic force conduction structure

Technical Field

The utility model relates to the technical field of acoustic motors, in particular to an acoustic motor with a magnetic force conduction structure.

Background

With the development of acoustic toothbrushes, from the beginning technological breakthrough to cost control, engineers also refine the appearance and the function of the acoustic toothbrushes under the requirement of realizing the cleaning of teeth of the masses, and in modern life, the acoustic toothbrushes gradually enter the life of the masses, so that the masses enjoy healthy life, but the following disadvantages exist: in order to make the electric toothbrush lighter, the motor is reduced in size and strength at the same time, so that the strength of the motor is relatively weak and cannot meet the needs of users.

Disclosure of utility model

The utility model aims to provide an acoustic wave motor with a magnetic force conduction structure, so as to solve the problems in the background art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a sound wave motor of magnetic force conduction structure, includes the magnet frame, set up the mounting groove in the magnet frame, install magnet body in the mounting groove, the one end of mounting groove switches on and is connected with the through-hole, install the output shaft in the through-hole, the one end of output shaft is provided with the slot, the other end of mounting groove switches on and is connected with the second through-groove, install the shell fragment in the second through-groove, the other end fixedly connected with iron core piece of shell fragment, first magnetic conduction piece is installed on the top of mounting groove, the second magnetic conduction piece is installed to the bottom of mounting groove, one side of magnet frame is provided with first iron core frame, the opposite side of magnet frame is provided with the second iron core frame, and the one end of first iron core frame and second iron core frame is all fixedly connected with on the iron core piece, install first coil group on the first iron core frame, install the second coil group on the second iron core frame.

Preferably, the inner walls of the two sides of the through hole are provided with first through grooves.

Preferably, the upper surface of the first magnetic conductive sheet is provided with a first shell, the lower surface of the second magnetic conductive sheet is provided with a second shell, and the first shell is fixedly connected to the second shell.

Preferably, the first bearing is sleeved at one end of the magnet frame corresponding to the elastic sheet, the second bearing is sleeved at one end of the magnet frame corresponding to the output shaft, and the first bearing and the second bearing are both arranged in the first shell and the second shell.

Preferably, one end of the first shell is sleeved with a first fixed ring, the other end of the first shell is sleeved with a second fixed ring, and the first fixed ring and the second fixed ring are respectively sleeved at two ends of the second shell.

Preferably, the first iron core frame is sleeved with the first coil frame, the first coil frame is sleeved in the first coil group, the second iron core frame is sleeved with the second coil frame, and the second coil frame is sleeved in the second coil group.

Preferably, the one end of first magnetic conduction piece and second magnetic conduction piece all is provided with the buckle, and the buckle is installed in first logical inslot, and the one end of output shaft is provided with the slot, and the buckle joint is in the slot.

Preferably, the other ends of the first magnetic conductive sheet and the second magnetic conductive sheet are provided with a third tee slot, and the elastic sheet is arranged in the third tee slot.

The acoustic wave motor with the magnetic force conduction structure has the advantages that: according to the utility model, under the condition that the volume and the magnetic field intensity of the motor magnetic field are not changed, the magnet body and the stator magnetic field are connected in a magnetic conduction mode to form a rotor magnetic field, so that the structure of the motor is simplified, the outer diameter of the motor reaches 12mm, the strength is unchanged, and the requirement of a user on the portability of the acoustic toothbrush is met.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic overall elevational view of the present utility model;

FIG. 2 is an overall exploded view of the present utility model;

FIG. 3 is a schematic view of a three-dimensional structure of a magnet frame according to the present utility model;

fig. 4 is a schematic perspective view of an iron core frame according to the present utility model;

fig. 5 is an assembly view of the magnet frame and the core frame of the present utility model;

FIG. 6 is an enlarged view of a portion of FIG. 2A;

fig. 7 is a partial enlarged view of B of fig. 2.

In the figure: 1. a magnet frame; 2. a magnet body; 3. an output shaft; 4. a spring plate; 5. a core block; 6. a first core frame; 7. a second core frame; 8. a first magnetic conductive sheet; 9. a second magnetic conductive sheet; 10. a mounting groove; 11. a first housing; 12. a second housing; 13. a first fixing ring; 14. a second fixing ring; 15. a first bearing; 16. a second bearing; 17. a first coil frame; 18. a second bobbin; 19. a first coil group; 20. a second coil group; 21. a groove; 22. a first through groove; 23. a second through slot; 24. a through hole; 25. a buckle; 26. and a third through slot.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Referring to fig. 1-7, an embodiment of the present utility model is provided: an acoustic wave motor with a magnetic force conduction structure comprises a magnet frame 1; the magnet frame 1 is internally provided with an installation groove 10, a magnet body 2 is installed in the installation groove 10, one end of the installation groove 10 is connected with a through hole 24 in a conducting manner, an output shaft 3 is installed in the through hole 24, one end of the output shaft 3 is provided with a groove 21, the other end of the installation groove 10 is connected with a second through groove 23 in a conducting manner, a spring piece 4 is installed in the second through groove 23, the other end of the spring piece 4 is fixedly connected with an iron core block 5, the top end of the installation groove 10 is provided with a first magnetic conduction sheet 8, the bottom end of the installation groove 10 is provided with a second magnetic conduction sheet 9, one side of the magnet frame 1 is provided with a first iron core frame 6, the other side of the magnet frame 1 is provided with a second iron core frame 7, one ends of the first iron core frame 6 and the second iron core frame 7 are fixedly connected to the iron core block 5, a first coil group 19 is installed on the first iron core frame 6, and a second coil group 20 is installed on the second iron core frame 7; the inner walls of the two sides of the through hole 24 are provided with first through grooves 22, and the first through grooves 22 are used for installing buckles 25; the upper surface of the first magnetic conduction sheet 8 is provided with a first shell 11, the lower surface of the second magnetic conduction sheet 9 is provided with a second shell 12, the first shell 11 is fixedly connected to the second shell 12, and the first shell 11 and the second shell 12 are used for protecting internal structures and attractive equipment; the first bearing 15 is sleeved at one end of the magnet frame 1 corresponding to the elastic sheet 4, the second bearing 16 is sleeved at one end of the magnet frame 1 corresponding to the output shaft 3, the first bearing 15 and the second bearing 16 are both arranged in the first shell 11 and the second shell 12, the second bearing 16 is used for limiting the buckle 25, the first bearing 15 is used for limiting the elastic sheet 4, and the first bearing 15 and the second bearing 16 are both used for assisting the rotation of the magnet frame 1; one end of the first shell 11 is sleeved with a first fixed ring 13, the other end of the first shell 11 is sleeved with a second fixed ring 14, the first fixed ring 13 and the second fixed ring 14 are sleeved at two ends of the second shell 12 respectively, and the first fixed ring 13 and the second fixed ring 14 are used for fixing the first shell 11 and the second shell 12; the first iron core frame 6 is sleeved with a first coil frame 17, the first coil frame 17 is sleeved in the first coil group 19, the second iron core frame 7 is sleeved with a second coil frame 18, the second coil frame 18 is sleeved in the second coil group 20, the first coil frame 17 is used for winding the first coil group 19, and the second coil frame 18 is used for winding the second coil group 20; one end of each of the first magnetic conduction sheet 8 and the second magnetic conduction sheet 9 is provided with a buckle 25, the buckle 25 is arranged in the first through groove 22, one end of the output shaft 3 is provided with a groove 21, the buckle 25 is clamped in the groove 21, and the buckle 25 is used for fixing the output shaft 3; the other ends of the first magnetic conduction sheet 8 and the second magnetic conduction sheet 9 are respectively provided with a third tee groove 26, the elastic sheet 4 is arranged in the third tee grooves 26, and the third tee grooves 26 are used for accommodating the elastic sheet 4.

Working principle: when the utility model is used for providing power for the acoustic toothbrush, firstly, the coils on the first coil assembly 19 and the second coil assembly 20 are powered, so that the first iron core frame 6 and the second iron core frame 7 generate magnetic fields, then the magnetic fields are outwards extended through the iron core blocks 5 to form stator magnetic fields, as the magnet body 2 in the magnet frame 1 is positioned in the stator magnetic fields, the magnet body 2 and the stator magnetic fields are connected to form superimposed magnetic fields, the first magnetic conduction sheet 8 and the second magnetic conduction sheet 9 extend the magnetic fields to form rotor magnetic fields, the stator magnetic fields interact with the rotor magnetic fields, the magnet body 2 is enabled to rotate, the elastic sheet 4 on the magnet frame 1 is driven to rotate along with the rotation of the magnet body, the rotation elastic sheet 4 is generated, and after a certain angle is moved, the direction of the magnetic fields is changed for the coils on the first coil assembly 19 and the second coil assembly 20, the motor rotor is reversely deflected, the output shaft 3 is driven to rotate, the toothbrush heads are driven to complete the tooth cleaning function, wherein the magnet frame 1 is molded by plastic, the mounting groove 10 is used for placing the magnet body 2, the second bearing 16 is used for placing the buckle 25, the second bearing 16 is used for carrying out limit on the buckle 25, the first bearing 16 and the second bearing housing 16 are used for fixing the first coil assembly 11 and the second coil assembly 11, the second coil assembly is used for fixing the first coil assembly 11 and the second coil assembly 11, the second coil assembly is used for fixing the first coil assembly 11, the second coil assembly 11 and the second coil assembly 11, the first coil assembly 11 and the second coil assembly is used for the second coil assembly 11, the first coil assembly 11, the second coil assembly 11 and the second coil assembly is used for the toothbrush, and the tooth and the toothbrush assembly is used for the tooth, and the tooth is used for cleaning device, and the tooth.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present invention without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a sound wave motor of magnetic force conduction structure, includes magnet frame (1), its characterized in that: the utility model discloses a magnet frame, including magnet frame (1), mounting groove (10), install magnet body (2) in mounting groove (10), the one end of mounting groove (10) is switched on and is connected with through-hole (24), install output shaft (3) in through-hole (24), the other end of mounting groove (10) is switched on and is connected with second through-hole (23), install shell fragment (4) in second through-hole (23), the other end fixedly connected with iron core piece (5) of shell fragment (4), first magnetic conduction piece (8) are installed on the top of mounting groove (10), second magnetic conduction piece (9) are installed to the bottom of mounting groove (10), one side of magnet frame (1) is provided with first iron core frame (6), the opposite side of magnet frame (1) is provided with second iron core frame (7), and on the one end of first iron core frame (6) and second iron core frame (7) all fixed connection is on iron core piece (5), install first coil group (19) on the second iron core frame (7).

2. The acoustic wave motor of claim 1, wherein: the inner walls of the two sides of the through hole (24) are respectively provided with a first through groove (22).

3. The acoustic wave motor of claim 1, wherein: the upper surface of the first magnetic conduction sheet (8) is provided with a first shell (11), the lower surface of the second magnetic conduction sheet (9) is provided with a second shell (12), and the first shell (11) is fixedly connected to the second shell (12).

4. The acoustic wave motor of claim 1, wherein: the magnet frame (1) has cup jointed first bearing (15) corresponding to the one end of shell fragment (4), and second bearing (16) have been cup jointed to the one end that magnet frame (1) corresponds output shaft (3), and first bearing (15) and second bearing (16) are all installed in first casing (11) and second casing (12).

5. A magnetically conductive acoustic motor according to claim 3 wherein: one end of the first shell (11) is sleeved with a first fixed ring (13), the other end of the first shell (11) is sleeved with a second fixed ring (14), and the first fixed ring (13) and the second fixed ring (14) are respectively sleeved at two ends of the second shell (12).

6. The acoustic wave motor of claim 1, wherein: the first iron core frame (6) is sleeved with the first coil frame (17), the first coil frame (17) is sleeved in the first coil group (19), the second iron core frame (7) is sleeved with the second coil frame (18), and the second coil frame (18) is sleeved in the second coil group (20).

7. The acoustic wave motor of claim 1, wherein: one end of the first magnetic conduction sheet (8) and one end of the second magnetic conduction sheet (9) are respectively provided with a buckle (25), the buckles (25) are arranged in the first through grooves (22), one end of the output shaft (3) is provided with a groove (21), and the buckles (25) are connected in the groove (21) in a clamping mode.

8. The acoustic wave motor of claim 1, wherein: the other ends of the first magnetic conduction sheet (8) and the second magnetic conduction sheet (9) are respectively provided with a third tee slot (26), and the elastic sheet (4) is arranged in the third tee slots (26).