CN-224204867-U - Acoustic wave motor convenient to maintain

CN224204867UCN 224204867 UCN224204867 UCN 224204867UCN-224204867-U

Abstract

The utility model discloses an acoustic wave motor convenient to maintain, which comprises a motor shell, a packaging end cover, a permanent magnet, a rotor, a rotating shaft, a connecting frame, a limiting piece and a limiting penetrating groove, wherein the motor shell comprises a containing cavity, two ends of the motor shell are respectively provided with a connecting end and an extending hole which are communicated with the containing cavity, the packaging end cover is detachably connected with the connecting end, the permanent magnet is arranged in the containing cavity, the rotor comprises a core part and the rotating shaft penetrates through the core part, one end of the rotating shaft extends out of the extending hole, the other end of the rotating shaft is in rotating connection with the packaging end cover, a rotating interval is arranged between the permanent magnet and the core part, the connecting frame is arranged in the containing cavity and is arranged close to the inner wall of the motor shell, the limiting piece is connected with the rotating shaft, the limiting piece is positioned between the extending hole and the core part, and the limiting piece end corresponding to the limiting piece is provided with a limiting penetrating groove for limiting piece and used for limiting the limiting piece and the rotor to rotate in the limiting penetrating groove interval.

Inventors

CHEN CANXIN
LAO ZHIWEI
LI XIAODONG

Assignees

佛山市顺德区恒德电机制品有限公司

Dates

Publication Date: 20260505
Application Date: 20250529

Claims (10)

1. An acoustic wave motor convenient to maintain, comprising: the motor shell comprises a containing cavity, and two ends of the motor shell are respectively provided with a connecting end and an extending hole which are communicated with the containing cavity; the packaging end cover is detachably connected with the connecting end; The permanent magnet is arranged in the accommodating cavity; The rotor comprises an iron core part and a rotating shaft penetrating through the iron core part, wherein one end of the rotating shaft extends out of the extending hole, and the other end of the rotating shaft is rotationally connected with the packaging end cover; The motor comprises a motor shell, a rotating shaft, a limiting piece and an observation through groove, wherein the limiting piece is connected with the rotating shaft, is positioned between the extending hole and the iron core part, and is provided with the observation through groove corresponding to the end part of the limiting piece.
2. An acoustic wave motor convenient to maintain, comprising: the motor shell comprises a containing cavity, and two ends of the motor shell are respectively provided with a connecting end and an extending hole which are communicated with the containing cavity; the packaging end cover is detachably connected with the connecting end; The permanent magnet is arranged in the accommodating cavity; The rotor comprises an iron core part and a rotating shaft penetrating through the iron core part, wherein one end of the rotating shaft extends out of the extending hole, and the other end of the rotating shaft is rotationally connected with the packaging end cover; The connecting frame is arranged in the accommodating cavity and is arranged against the inner wall of the motor shell; The limiting part is connected with the rotating shaft, the limiting part is positioned between the extending hole and the iron core part, and the connecting frame is provided with a limiting through groove corresponding to the end part of the limiting part and used for limiting the limiting part and the rotor to rotate in the limiting through groove interval.
3. The sonic motor of claim 2, wherein the connecting frame is a two-half frame structure, and the two-half frame structures are connected in a butt joint manner and hold and position the permanent magnets.
4. The sound wave motor convenient to maintain according to claim 2, wherein the number of the limiting transparent grooves is two, the limiting transparent grooves are symmetrically arranged, and two ends of the limiting piece respectively extend into the two limiting transparent grooves correspondingly.
5. The sonic motor convenient to maintain according to claim 2, wherein an included angle formed by connecting side groove edge points of two sides of the limiting transparent groove with the axis of the rotating shaft is 27-31 degrees.
6. The sonic motor of claim 2, comprising a first bearing, wherein the inner ring of the first bearing is connected to the outer wall of the shaft in a sleeved manner, and the outer ring of the first bearing is connected to the protruding hole.
7. The sonic motor of claim 2, comprising a second bearing, wherein the second bearing is coupled to the outer wall of the shaft by an inner race, and wherein the outer race is coupled to the end cap.
8. The sound wave motor convenient to maintain according to claim 6, wherein the rotating shaft comprises a base shaft and a switching shaft, the iron core part is connected with the base shaft in a sleeved mode to be connected into a whole, the first bearing inner ring is connected with the switching shaft in a sleeved mode, one end of the switching shaft extends into the accommodating cavity to be connected with the base shaft in a sleeved mode, the limiting piece is arranged between the end portion of the base shaft and the iron core part, and the limiting piece is in interference fit with the outer wall of the base shaft in a sleeved mode and used for limiting the axial position of the base shaft.
9. The sonic motor of claim 2, wherein the stop member is metal and the connector frame is plastic.
10. An acoustic wave motor convenient to maintain, comprising: the motor shell comprises a containing cavity, and two ends of the motor shell are respectively provided with a connecting end and an extending hole which are communicated with the containing cavity; The packaging end cover is detachably connected with the connecting end, and the end face of the packaging end cover, which is far away from the motor shell, is provided with a limiting groove; The permanent magnet is arranged in the accommodating cavity; The rotor comprises an iron core part and a rotating shaft penetrating through the iron core part, wherein one end of the rotating shaft extends out of the extending hole, and the other end of the rotating shaft is rotationally connected with the packaging end cover and extends into the amplitude limiting groove; The limiting part is arranged in the limiting groove, the limiting part is connected with the rotating shaft, and the limiting groove is used for limiting the limiting part and the rotor to rotate in the limiting groove section.

Description

Acoustic wave motor convenient to maintain Technical Field The application relates to the technical field of motor devices, in particular to an acoustic wave motor convenient to maintain. Background At present, a servo motor with higher cost is usually adopted as an acoustic wave motor, and a control circuit board with higher cost and multiple and complex electronic components is matched to realize vibration sweeping output, so that the electric toothbrush adopting the scheme is higher in price. The patent application number is 2024220586626 patent document provides a novel sound wave motor, through set up the spacing in the motor casing, with the rotor magnet of motor and the spacing protruding counterbalance effect that sets up on the spacing, reaches and prescribes a limit to rotor rotation angle, realizes sweeping the output that shakes. However, through long-time use, under the collision of rotor magnet and spacing protruding hundreds of thousands times, appear rotor magnet cracked or spacing protruding wearing and tearing wear-leveling easily, and lead to unable normal work, maintain the maintenance to the motor this moment, not only need open motor housing, still need with parts such as power take off axostylus axostyle, magnetic conduction frame, take out behind rotor, the spacing, just can judge the trouble and carry out corresponding part change, influence maintenance efficiency. And sometimes problems in terms of the drive circuit board, resulting in wasted time and effort in completely disassembling the motor to troubleshoot. Therefore, there is a need for structural improvements in such sonic motors that make them easier to repair and maintain. Disclosure of utility model The utility model mainly aims at the problems and provides an acoustic wave motor convenient to maintain, which aims at solving the technical problems in the background technology. In order to achieve the above object, the present utility model provides an acoustic wave motor which is convenient for maintenance, comprising: the motor shell comprises a containing cavity, and two ends of the motor shell are respectively provided with a connecting end and an extending hole which are communicated with the containing cavity; the packaging end cover is detachably connected with the connecting end; The permanent magnet is arranged in the accommodating cavity; The rotor comprises an iron core part and a rotating shaft penetrating through the iron core part, wherein one end of the rotating shaft extends out of the extending hole, and the other end of the rotating shaft is rotationally connected with the packaging end cover; The motor shell is provided with an observation through groove corresponding to the end part of the limiting piece, and the motor shell is used for limiting the rotation of the limiting piece and the rotor in the observation through groove interval. The utility model also provides an acoustic wave motor convenient to maintain, which is characterized by comprising: the motor shell comprises a containing cavity, and two ends of the motor shell are respectively provided with a connecting end and an extending hole which are communicated with the containing cavity; the packaging end cover is detachably connected with the connecting end; The permanent magnet is arranged in the accommodating cavity; The rotor comprises an iron core part and a rotating shaft penetrating through the iron core part, wherein one end of the rotating shaft extends out of the extending hole, and the other end of the rotating shaft is rotationally connected with the packaging end cover; The connecting frame is arranged in the accommodating cavity and is arranged against the inner wall of the motor shell; The limiting part is connected with the rotating shaft, the limiting part is positioned between the extending hole and the iron core part, and the connecting frame is provided with a limiting through groove corresponding to the end part of the limiting part and used for limiting the limiting part and the rotor to rotate in the limiting through groove interval. Further, the connecting frame is a frame structure of two half bodies, and the frame structures of the two half bodies are in butt joint connection and clamp and position the permanent magnets. Further, the number of the limiting through grooves is two, the limiting through grooves are symmetrically arranged, and two ends of the limiting piece extend into the limiting through grooves correspondingly. Further, the included angle formed by connecting the groove edge points at the two sides of the limiting transmission groove with the axis of the rotating shaft is 27-31 degrees. Further, the bearing comprises a first bearing, wherein the inner ring of the first bearing is connected with the outer wall of the rotating shaft in a sleeved mode, and the outer ring of the first bearing is connected with the extending hole. Further, the bearing comprises a second bearing, the inner ring of the second