CN202142972U - Permanent magnetic motor - Google Patents
Permanent magnetic motor Download PDFInfo
- Publication number
- CN202142972U CN202142972U CN201120257553U CN201120257553U CN202142972U CN 202142972 U CN202142972 U CN 202142972U CN 201120257553 U CN201120257553 U CN 201120257553U CN 201120257553 U CN201120257553 U CN 201120257553U CN 202142972 U CN202142972 U CN 202142972U
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- China
- Prior art keywords
- location
- plate
- hall sensor
- rotor
- sensor component
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a permanent magnetic motor, comprising a casing, a stator assembly and a rotor assembly. The rotor assembly comprises a rotor and a piece of magnetic steel on the rotor. The rotor is equipped with an end plate, and the casing is equipped with an end plate window, in which a positioning plate is arranged. A Hall sensor assembly is disposed below the positioning plate. The shape of the positioning plate is identical to that of the end plate window. The positioning plate is provided with a positioning hole. The Hall sensor assembly comprises an upper portion and a lower portion which are mutually connected and are separable, wherein the upper portion is provided with a blind hole corresponding to the positioning hole in terms of position. The permanent magnetic motor of the utility model has the positioning plate, which enables the Hall sensor assembly to be conveniently and rapidly positioned in the permanent magnetic motor.
Description
Technical field
The utility model relates to the motor manufacturing technology field, is specifically related to a kind of magneto.
Background technology
Motor is meant according to the law of electromagnetic induction realizes the conversion of electric energy or a kind of calutron of transmission, and it mainly is made up of magnetic pole, stator, rotor, winding etc.Wherein adopt permanent magnet (permanent-magnet steel) to be called magneto as the motor of magnetic pole.The control magneto is wanted the detection rotor position of magnetic pole usually; Modal method is that Hall element is installed in the tooth or groove of stator core; Directly the variation of perception rotor magnetic pole polarity of the magnetic field is transformed into the signal of telecommunication and sends into motor control assembly, to detect the operational factors such as rotating speed of rotor.
Because the needs of Electric Machine Control, the Hall subassembly of detection rotor position of magnetic pole must spatially satisfy certain requirement with the stator winding center line.When hall sensor component is installed on the electric motor end cap; Because stator core press-fits with casing, all has error at circumferencial direction when end cap cooperates with casing; Special number of poles when motor more for a long time, be difficult in make with assembling process in confirm accurate this hall sensor component of position installation through mechanical means.Often after the motor assembling is accomplished,,, adjust the also final installation site of hall sensor component on end cap of confirming through the output signal of observation hall sensor component by other instruments.But when site of deployment repaired or replaced hall sensor component, installation site originally was difficult to memory, brings very big inconvenience to field service.
The utility model content
The purpose of the utility model provides a kind of magneto and in this magneto, locatees the method for hall sensor component, and the utility model can be located the position of hall sensor component in magneto quickly and easily.
For achieving the above object, the utility model adopts following technical scheme:
A kind of magneto comprises shell, stator module and rotor assembly, and said rotor assembly comprises rotor and is arranged on said epitrochanterian magnet steel; Said rotor has end plate; Said shell is provided with the end cap window, is provided with location-plate in the said end cap window, and said location-plate below is provided with hall sensor component; Wherein: the shape of the shape of said location-plate and said end cap window is consistent, and said location-plate is provided with location hole; Said hall sensor component comprises and interconnecting and the separable first half and Lower Half that the said first half is provided with and the corresponding blind hole of said position of positioning hole.
Further; Said hall sensor component also comprises wiring board and Hall element; Said Hall element seals fully and is welded on the said wiring board, and said Hall element is positioned at the lower surface of said Lower Half, and the fixing also plastic packaging of said wiring board is on the side of said Lower Half;
Said end plate is provided with permanent magnet, and said Hall element is corresponding with the position of said permanent magnet.
Further, the said first half and Lower Half are cooperatively interact L shaped and L shaped.
Further, said permanent magnet is cylindrical, and its axial charging, the N of said permanent magnet, the S utmost point are along the circumferential direction alternately arranged.
Further, the number of magnetic poles of said permanent magnet equates with the number of magnetic poles of said rotor.
Further, the hole depth of said blind hole is 4～5 millimeters.
A kind of method of in above-mentioned magneto, locating hall sensor component comprises:
Step 1: when needing to change hall sensor component, location-plate and hall sensor component are taken out from the end cap window;
Step 2: Lower Half and the wiring board of changing hall sensor component;
Step 3: the first half combination of the Lower Half of the hall sensor component after will changing and wiring board and original hall sensor component, insert again in the end cap window;
Step 4: in the end cap window, put into location-plate again;
Step 5: the blind hole in the first half of will the pin location hole that inserts location-plate and original hall sensor component positions, and fixing hall sensor component;
Step 6: take out pin.
The magneto that the utility model provides has location-plate; The first half of hall sensor component is positioned on the location-plate through pin; This location-plate is simple in structure and be fixed in the end cap window, because the shape of location-plate is consistent with end cap window shape on the motor housing, making location-plate be placed in the end cap window can not perhaps move radially along circumference; Improved the precision of location-plate location hall sensor component, localization method is simple, the convenient for maintaining operation.
Description of drawings
Fig. 1 is the positional structure sketch map of location-plate on the shell of magneto of the utility model;
Fig. 2 is the structural representation of a preferred embodiment of the utility model.
Wherein, 1, the end cap window, 2, location-plate, 3, location hole, 4, pin, 5, the first half of hall sensor component, 6, the Lower Half of hall sensor component, 7, wiring board, 8, Hall element, 9, shell, 10, permanent magnet, 11, end plate, 12, blind hole.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As depicted in figs. 1 and 2, a kind of magneto, said magneto comprise shell 9, stator module, permanent magnet 10 and rotor assembly; Said rotor assembly comprises rotor and is arranged on said epitrochanterian magnet steel; Said rotor has end plate 11, and said shell is provided with end cap window 1, is provided with location-plate 2 in the end cap window 1; Location-plate 2 belows are provided with hall sensor component, wherein:
The shape of the shape of location-plate 2 and end cap window 1 is consistent, and location-plate 2 is provided with location hole 3;
Hall sensor component comprises and interconnecting and the separable first half 5 and Lower Half 6 that the first half 5 is provided with and the corresponding blind hole 12 in the position of location hole 3.
The magneto that the utility model provides has location-plate 2; The first half 5 of hall sensor component 4 is positioned on the location-plate 2 through pinning; Location-plate 2 is simple in structure and be fixed in the end cap window 1, because the shape of location-plate 2 is consistent with end cap window 1 shape on the motor housing, makes location-plate 2 be placed on end cap window 1 interior can not perhaps moving radially along circumference; Improved the precision of location-plate 2 location hall sensor components, localization method is simple, the convenient for maintaining operation.
The hall sensor component of the utility model can adopt various concrete structures and form is set; Preferably; As shown in Figure 2, this hall sensor component also comprises wiring board 7 and Hall element 8, and Hall element seals and be welded on the wiring board 7 fully; Hall element 8 is positioned at the lower surface of Lower Half 6, and wiring board 7 fixing also plastic packagings are on the side of Lower Half 6;
From consideration easy to process, as shown in Figure 2, the first half 5 is preferably cooperatively interact L shaped and L shaped with Lower Half 6.Certainly can be integral under the prerequisite that is connected with Lower Half 6 satisfying the first half 5, the first half 5 and Lower Half 6 can also adopt other concrete shape, repeat no more here.
In addition, in order to improve the accuracy in permanent magnet 10 detection rotor magnetic fields, permanent magnet 10 is preferably cylindrical, and its axial charging, the N of permanent magnet 10, the S utmost point are along the circumferential direction alternately arranged, and the number of magnetic poles of permanent magnet 10 preferably equates with the number of magnetic poles of rotor.
The hole depth of blind hole 12 can be 2～10 millimeters in the utility model, is preferably 4～5 millimeters.
Corresponding with above-mentioned magneto, the utility model also provides a kind of method of in above-mentioned magneto, locating hall sensor component, comprising:
Step 1: when needing to change hall sensor component, location-plate 2 and hall sensor component are taken out from the end cap window;
Step 2: the Lower Half 6 and wiring board 7 of changing hall sensor component;
Step 3: the Lower Half 6 of the hall sensor component after will changing and the first half 5 combinations of wiring board 7 with original hall sensor component, insert again in the end cap window 1;
Step 4: in end cap window 1, put into location-plate 2 again;
Step 5: 4 blind holes 12 inserted in the first half 5 of location hole 3 and original hall sensor component of location-plates 2 of will pinning position, and fixing hall sensor component;
Step 6: take out pin 4.
The method of in magneto, locating hall sensor component that the utility model proposes, this localization method is simple, and has improved the precision of location-plate location hall sensor component.
The preferred embodiment that the above is merely the utility model is not the practical range that is used for limiting the utility model; If do not break away from the spirit and the scope of the utility model, the utility model is made amendment or is equal to replacement, all should be encompassed in the middle of the protection range of the utility model claim.
Claims (6)
1. a magneto comprises shell, stator module and rotor assembly, and said rotor assembly comprises rotor and is arranged on said epitrochanterian magnet steel; Said rotor has end plate; It is characterized in that said shell is provided with the end cap window, be provided with location-plate in the said end cap window; Said location-plate below is provided with hall sensor component, wherein:
The shape of the shape of said location-plate and said end cap window is consistent, and said location-plate is provided with location hole;
Said hall sensor component comprises and interconnecting and the separable first half and Lower Half that the said first half is provided with and the corresponding blind hole of said position of positioning hole.
2. magneto according to claim 1; It is characterized in that; Said hall sensor component also comprises wiring board and Hall element; Said Hall element seals fully and is welded on the said wiring board, and said Hall element is positioned at the lower surface of said Lower Half, and the fixing also plastic packaging of said wiring board is on the side of said Lower Half;
Said end plate is provided with permanent magnet, and said Hall element is corresponding with the position of said permanent magnet.
3. magneto according to claim 1 is characterized in that, the said first half and Lower Half are cooperatively interact L shaped and L shaped.
4. according to claim 2 or 3 described magnetoes, it is characterized in that said permanent magnet is cylindrical, its axial charging, the N of said permanent magnet, the S utmost point are along the circumferential direction alternately arranged.
5. magneto according to claim 4 is characterized in that, the number of magnetic poles of said permanent magnet equates with the number of magnetic poles of said rotor.
6. magneto according to claim 1 is characterized in that, the hole depth of said blind hole is 4～5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257553U CN202142972U (en) | 2011-07-20 | 2011-07-20 | Permanent magnetic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257553U CN202142972U (en) | 2011-07-20 | 2011-07-20 | Permanent magnetic motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202142972U true CN202142972U (en) | 2012-02-08 |
Family
ID=45554010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120257553U Withdrawn - After Issue CN202142972U (en) | 2011-07-20 | 2011-07-20 | Permanent magnetic motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202142972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891578A (en) * | 2011-07-20 | 2013-01-23 | 苏州泰铎电气有限公司 | Permanent magnet motor and method for locating Hall sensor component therein |
-
2011
- 2011-07-20 CN CN201120257553U patent/CN202142972U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891578A (en) * | 2011-07-20 | 2013-01-23 | 苏州泰铎电气有限公司 | Permanent magnet motor and method for locating Hall sensor component therein |
| CN102891578B (en) * | 2011-07-20 | 2015-06-03 | 苏州泰铎电气有限公司 | Permanent magnet motor and method for locating Hall sensor component therein |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120208 Effective date of abandoning: 20150603 |
|
| RGAV | Abandon patent right to avoid regrant |