CN111146885A - Flat motor - Google Patents
Flat motor Download PDFInfo
- Publication number
- CN111146885A CN111146885A CN201911071837.4A CN201911071837A CN111146885A CN 111146885 A CN111146885 A CN 111146885A CN 201911071837 A CN201911071837 A CN 201911071837A CN 111146885 A CN111146885 A CN 111146885A
- Authority
- CN
- China
- Prior art keywords
- shell
- casing
- flat motor
- upper housing
- magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/182—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to stators axially facing the rotor, i.e. with axial or conical air gap
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/17—Stator cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2793—Rotors axially facing stators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a miniature flat motor which comprises an upper shell and a lower shell, wherein the upper shell is clamped with the lower shell, a vibration assembly is arranged in a containing cavity formed by the upper shell and the lower shell, upper magnetic steel is arranged in the upper shell, lower magnetic steel is arranged in the lower shell, magnetic poles of the upper magnetic steel and the lower magnetic steel correspond to each other, a positioning hole is formed in the top wall of the upper shell, and a protection plate extending to the outer side is arranged in the circumferential direction of the lower shell. Through set up the locating hole on last casing to install the pilot pin corresponding with the locating hole size on the upper casing on the mould, make the magnet steel magnetic pole in the upper casing corresponding with the magnetic pole in the lower casing, then the upper casing of having installed the magnet steel is through the direct and lower casing subassembly of pilot pin on the mould installation combination, and locating hole and backplate all play the effect of location sign when the magnet steel is installed, and this technology installation is simple, efficient, defective rate low grade.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to a miniature flat motor.
Background
At present, current miniature flat motor double-magnet steel product need align N S's in two magnet steel about with the magnetic pole, and the magnet steel in the lower casing generally adopts the mode of the fixed lower casing of mould, and magnet steel passes through the mould after magnetizing and directly installs in the lower casing, can the magnetic pole direction of snap-on NS. However, the magnetic steel in the upper case can only search the magnetic pole direction by using a blind installation rotating mode when being installed due to the fact that the NS magnetic pole has no marking mode, and the mode is high in labor cost, low in efficiency and the like.
Disclosure of Invention
The invention mainly aims to provide a miniature flat motor to solve the problem of low installation efficiency of the flat motor in the prior art.
In order to achieve the purpose, the invention provides a miniature flat motor which comprises an upper shell and a lower shell, wherein the upper shell is clamped with the lower shell, a vibration assembly is arranged in a containing cavity formed by the upper shell and the lower shell, upper magnetic steel is arranged inside the upper shell, lower magnetic steel is arranged inside the lower shell, magnetic poles of the upper magnetic steel and the lower magnetic steel correspond to each other, a positioning hole is formed in the top wall of the upper shell, and a protection plate extending to the outer side is circumferentially arranged on the lower shell.
Furthermore, the upper magnetic steel is bonded with the upper shell, and the lower magnetic steel is bonded with the lower shell.
Furthermore, a plurality of bosses are arranged in the circumferential direction of the lower shell, a plurality of clamping grooves are arranged in the circumferential direction of the upper shell, and the bosses are clamped in the clamping grooves.
Furthermore, two positioning holes are symmetrically formed in the top wall of the upper shell.
Furthermore, the connecting line of the positioning hole is vertical to the guard plate.
Further, the guard plate is located between the two positioning holes.
By applying the technical scheme of the invention, the positioning hole is formed on the upper machine shell, the positioning pin with the size corresponding to that of the positioning hole on the upper machine shell is arranged on the die, so that the magnetic pole of the magnetic steel in the upper machine shell corresponds to the magnetic pole in the lower machine shell, then the upper machine shell with the magnetic steel arranged is directly arranged and combined with the lower machine shell component through the positioning pin on the die, and the positioning hole and the protective plate play a role of positioning identification when the magnetic steel is arranged.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic view of a micro flat motor according to the present invention;
FIG. 2 is a schematic view of the structure of the upper housing of FIG. 1;
fig. 3 shows a schematic structural view of the lower housing of fig. 1.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
In the present invention, unless stated to the contrary, use of the terms of orientation such as "upper, lower, top, bottom" or the like, generally refer to the orientation as shown in the drawings, or to the orientation as such, whether vertical, perpendicular, or gravitational; also, for ease of understanding and description, "inner and outer" are inner and outer relative to the profile of the respective component itself, but the above directional words are not intended to limit the invention.
As shown in fig. 1-3, a miniature flat motor includes an upper casing 1 and a lower casing 2, the upper casing 1 is connected with the lower casing 2 in a clamping manner, a vibration component 3 is arranged in a containing cavity formed by the upper casing 1 and the lower casing 2, an upper magnetic steel 4 is arranged in the upper casing 1, a lower magnetic steel 5 is arranged in the lower casing 2, magnetic poles of the upper magnetic steel 4 and the lower magnetic steel 5 correspond to each other, a positioning hole 6 is arranged on a top wall on the upper casing 1, and a guard plate 7 extending to the outside is arranged in the circumferential direction of the lower casing 2.
In this embodiment, the upper magnetic steel 4 is bonded to the upper casing 1, and the lower magnetic steel 5 is bonded to the lower casing 2.
In this embodiment, a plurality of bosses 8 are arranged in the circumferential direction of the lower housing 2, a plurality of slots 9 are arranged in the circumferential direction of the upper housing 1, and the bosses 8 are clamped in the slots 9.
In this embodiment, two positioning holes 6 are symmetrically arranged on the top wall of the upper housing 1.
In the present embodiment, the line of the positioning hole 6 is perpendicular to the guard plate 7.
In the present embodiment, the protector plate 7 is located in the middle of the two positioning holes 6.
By applying the technical scheme of the embodiment, the positioning holes are formed in the upper machine shell, the positioning pins corresponding to the sizes of the positioning holes in the upper machine shell are installed on the die, the magnetic steel magnetic poles in the upper machine shell correspond to the magnetic poles in the lower machine shell, then the upper machine shell with the magnetic steel installed is directly installed and combined with the lower machine shell assembly through the positioning pins on the die, the positioning holes and the protective plate play a role in positioning identification when the magnetic steel is installed, and the process is simple in installation, high in efficiency, low in reject ratio and the like.
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 (6)
1. The utility model provides a miniature flat motor, includes upper housing and lower casing, upper housing and lower casing joint, the upper housing with the intracavity that holds that the lower casing formed is provided with the vibration subassembly, a serial communication port, the inside of upper housing is provided with the magnet steel, the inside of lower casing is provided with down the magnet steel, go up the magnet steel with the magnetic pole of magnet steel corresponds each other down, be provided with the locating hole on the roof on the upper housing, the circumference of lower casing is equipped with the backplate that stretches to the outside.
2. The miniature flat motor according to claim 1, wherein said upper magnetic steel is bonded to said upper housing, and said lower magnetic steel is bonded to said lower housing.
3. The miniature flat motor according to claim 1, wherein a plurality of bosses are provided on a circumferential direction of the lower housing, a plurality of engaging grooves are provided on a circumferential direction of the upper housing, and the bosses are engaged with the engaging grooves.
4. The miniature flat motor according to claim 1, wherein said positioning holes are symmetrically disposed in two on the top wall of said upper housing.
5. The miniature flat motor according to claim 4, wherein the line of said positioning holes is perpendicular to said guard plate.
6. The miniature flat motor according to claim 5, wherein said guard plate is located intermediate two of said locating holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071837.4A CN111146885A (en) | 2019-11-05 | 2019-11-05 | Flat motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071837.4A CN111146885A (en) | 2019-11-05 | 2019-11-05 | Flat motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111146885A true CN111146885A (en) | 2020-05-12 |
Family
ID=70517005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911071837.4A Pending CN111146885A (en) | 2019-11-05 | 2019-11-05 | Flat motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111146885A (en) |
-
2019
- 2019-11-05 CN CN201911071837.4A patent/CN111146885A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |