CN201075741Y - Fan motor and stator structure thereof - Google Patents
Fan motor and stator structure thereof Download PDFInfo
- Publication number
- CN201075741Y CN201075741Y CNU2007201462728U CN200720146272U CN201075741Y CN 201075741 Y CN201075741 Y CN 201075741Y CN U2007201462728 U CNU2007201462728 U CN U2007201462728U CN 200720146272 U CN200720146272 U CN 200720146272U CN 201075741 Y CN201075741 Y CN 201075741Y
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- CN
- China
- Prior art keywords
- stator structure
- magnetic
- circuit board
- conductive part
- drum stand
- 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.)
- Expired - Lifetime
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a fan motor and stator structure thereof, wherein, the stator structure is combined with a circuit board, and the stator structure consists of a reel, a magnetic body and a magnetic conductor. The magnetic body is assembled on the reel, the magnetic conductor passes through the reel and is connected with the magnetic body; furthermore, the magnetic conductor is provided with at least one fixing point to combine with the circuit board.
Description
Technical field
The utility model relates to a kind of fan motor and stator structure thereof.
Background technology
Common fan motor is made up of a rotor structure, a stator structure and a circuit board at least at present, wherein this stator structure is located at this circuit board group, and control the alternation of this stator structure magnetic by this circuit board, thereby to this rotor structure generation repulsive force, and make this rotor structure to rotate with respect to this stator structure.
See also Figure 1 and Figure 2, three-dimensional exploded view for a stator structure 10 and a circuit board 20 in the middle of the existing fan motor, wherein this stator structure 10 is made up of a drum stand 11, a magnetic conductive tube 12 and two silicon steel sheet groups 13, this drum stand 11 has a perforation 111 and is a hollow cylinder kenel, these drum stand 11 intermediolateral column tagmas are a winding section 112, can supply a coil winding, and two ends of this drum stand 11 respectively are provided with an accommodation space 113, and wherein more are equipped with two latches 114 of metal material on the end; This magnetic conductive tube 12 is located in the perforation 111 of this drum stand 11, and it also has a perforation 121, and two ends are respectively arranged with a plurality of trips 122; This two silicon steel sheets group 13 has a perforation 131 and an a plurality of draw-in groove 132 by these 131 peripheral indentation of boring a hole, when this two silicon steel sheets group 13 is embedded in this two accommodation space 113 of this drum stand 11, also be sheathed on two ends of this magnetic conductive tube 12 simultaneously, and must be by those draw-in grooves 132 to make up with corresponding those trip 122 clips.
Have perforation 21, two connecting holes 22 and a Hall sensor 23 on this circuit board 20, this perforation 21 communicates with this perforation 131 of those silicon steel sheet groups 13, this perforation 121 of this magnetic conductive tube 12 and this perforation 111 of this drum stand 11, wears with supply one of fan motor; This two connecting hole 22 of this circuit board 20 plugs combination for this two latch 114 of these drum stands 11, and the control circuit on this circuit board 20 can be by this two connecting hole 22 and this two latch 114 to be electrically connected with winding this coil on this drum stand 11.
The structure of above-mentioned existing fan motor is formed, this circuit board 20 and the location of this stator structure 10 only are by cooperating between this two latch 114 and this two connecting hole 22, yet between this two latch 114 and this two connecting hole 22 is to combine via scolding tin, usually the diameter that is a bit larger tham this two latch 114 must be designed in the aperture of this two connecting hole 22, add that in addition this two latch 114 is made in this drum stand 11 and easily produces error, this Hall sensor 23 when various reasons all will cause completing on this circuit board 20 produces drop slightly with respect to the design attitude of this stator structure 10, especially it is not smart real and make fan motor produce between this circuit board 20 and this stator structure 10 when rotating to rock to be subject to scolding tin action, thus, this Hall sensor 23 can't be fixed with the relative position of this stator structure 10, the generation of its leading angle or backward angle all will influence the error of electric current and rotating speed, this unnecessary change is real into a puzzlement greatly, so necessity of improvement is arranged because of the fan motor designer is sayed.
The utility model content
The purpose of this utility model is to provide a kind of and circuit board more accurately to locate, and must reduce electric current and rotating speed because of becoming because of producing the stator structure of error, and the fan motor that uses this stator structure.
For reaching above-mentioned purpose, stator structure of the present utility model combines with a circuit board, and wherein this stator structure is made up of a drum stand, a magnetic and a magnetic conductive part.This magnetic group is located on this drum stand, and this magnetic conductive part is located in this drum stand and be connected with this magnetic, and this magnetic conductive part has at least one location division to be bonded to this circuit board.
For reaching above-mentioned purpose, fan motor of the present utility model comprises: a circuit board, a stator structure and a rotor structure.Wherein this stator structure has a drum stand, at least one magnetic and a magnetic conductive part, this magnetic group is located on this drum stand, and this magnetic conductive part is located in this drum stand and be connected with this magnetic, and this magnetic conductive part has at least one location division to combine with this circuit board.This rotor structure is with respect to this stator structure rotation.
Advantage of the present utility model is, this fan motor and stator structure thereof pass through this two location division of this magnetic conductive part to combine the location with this two location notch of this circuit board, thus, can reduce rocking that fan motor produced between this circuit board and this stator structure in the running significantly, thereby fixed its relative position of sensing element on this circuit board, and the electric current when making this fan motor running or the rotating speed generation of all being avoided error with respect to this stator structure.
Description of drawings
Fig. 1 is the three-dimensional exploded view of existing fan motor part-structure;
Fig. 2 is the three-dimensional combination figure of Fig. 1;
Fig. 3 is the three-dimensional exploded view of stator structure and circuit board in the fan motor of the utility model preferred embodiment; And
Fig. 4 is the three-dimensional combination figure of Fig. 3.
The main element symbol description
10 stator structures, 11 drum stands
111 perforation, 112 winding sections
113 accommodation spaces, 114 latches
121 perforation of 12 magnetic conductive tubes
122 trips, 13 silicon steel sheet groups
131 perforation, 132 draw-in grooves
21 perforation of 20 circuit boards
22 connecting holes, 23 Hall sensors
30 stator structures, 31 drum stands
311 perforation, 312 winding sections
313 accommodation spaces, 314 conductive parts
321 perforation of 32 magnetic conductive parts
322 blocking parts, 323 location divisions
331 perforation of 33 magnetics
332 draw-in grooves
41 perforation of 40 circuit boards
411 location notchs, 42 connecting holes
43 sensing elements
Embodiment
Hereinafter with reference to relevant drawings, a kind of fan motor and stator structure thereof according to the utility model preferred embodiment are described.
See also Fig. 3 and shown in Figure 4, be the stator structure 30 in the middle of the utility model fan motor and the three-dimensional exploded view of a circuit board 40.Wherein this stator structure 30 comprises a drum stand 31, a magnetic conductive part 32 and at least one magnetic 33, this magnetic is located on this drum stand 31 for 33 groups, and this magnetic conductive part 32 is located in this drum stand 31 and be connected with this magnetic 33, and this magnetic conductive part 32 has at least one location division 323 to be bonded to this circuit board 20.In addition, this fan motor has more a rotor structure, wherein by the alternation of these circuit board 40 these stator structure 30 magnetic of control, can produce repulsive force to this rotor structure, and make this rotor structure to rotate with respect to this stator structure.
By shown in Figure 3, this drum stand 31 has a perforation 311 and is the hollow cylinder kenel, these drum stand 31 intermediolateral column tagmas are that a winding section 312 is for a coil winding, and these drum stand 31 at least one ends are provided with an accommodation space 313, and this drum stand 31 is more prominent on this end of this circuit board 40 establishes at least one conductive part 314, and this conductive part 314 is electrically connected with this coil; In the middle of this embodiment, two ends of this drum stand 31 all are provided with this accommodation space 313, and this drum stand 31 has two conductive parts 314 that are oppositely arranged on this end of this circuit board 40, and this two conductive part 314 is by the made latch of metal material.
This magnetic conductive part 32 in the middle of this embodiment in a tubular form, it is located in the perforation 311 of this drum stand 31, and it also has a perforation 321, two ends of this magnetic conductive part 32 are respectively arranged with a plurality of blocking parts 322, and this location division 323 more is set at this end towards this circuit board 40, in the middle of present embodiment, this magnetic conductive part 32 has two location divisions 323 that are oppositely arranged, and the length of those location divisions 323 is greater than those blocking parts 322, moreover those location divisions 323 all are embodied as the kenel that is similar to trip with those blocking parts 322.
Because two ends of this drum stand 31 all are provided with this accommodation space 313, therefore in the middle of present embodiment, have two magnetics 33, each magnetic 33 has a perforation 331 and an a plurality of draw-in groove 332 by these 331 peripheral indentation of boring a hole, when this two magnetic 33 is embedded in this two accommodation space 313 of this drum stand 31, also be sheathed on two ends of this magnetic conductive part 32 simultaneously, and must be by those draw-in grooves 332 to make up with corresponding those blocking part 322 clips; In addition, this two magnetic 33 is piled up by a plurality of silicon steel sheets in the present embodiment to be made, and certainly, also can select to implement with single silicon steel sheet.
Have a perforation 41, at least one connecting hole 42 and a sensing element 43 on this circuit board 40, this perforation 311 of this perforation 331 of this perforation 41 and this magnetic 33, this perforation 321 of this magnetic conductive part 32 and this drum stand 31 is for communicating, one with the supply fan motor wears, moreover, the periphery of this perforation 41 more can be arranged with at least one location notch 411 for positioning combination corresponding to this location division 323 of this magnetic conductive part 32, right owing to have two location divisions 323 in the middle of the present embodiment, thus this circuit board 40 also correspondence have two location notchs 411; This circuit board 40 has two connecting holes 42 corresponding to this two conductive part 314 of this drum stand 31 in the middle of this embodiment, and this two connecting hole 42 plugs for this two conductive part 314, and must fix by modes such as scolding tin, what deserves to be mentioned is that the control circuit on this circuit board 40 is to be electrically connected with winding this coil on this drum stand 31 by those connecting holes 42 and this two conductive part 314; Moreover this sensing element 43 is the part of this control circuit, and in the middle of this embodiment, it can be a Hall sensor or a Hall integrated circuit.
In sum, the utility model fan motor and stator structure thereof pass through this two location division of this magnetic conductive part to combine the location with this two location notch of this circuit board, thus, can reduce rocking that fan motor produced between this circuit board and this stator structure in the running significantly, thereby fixed the relative position of this sensing element, and the electric current when making the running of this fan motor or the rotating speed generation of all being avoided error with respect to this stator structure.
Claims (13)
1. stator structure, it combines with circuit board, it is characterized in that, and this stator structure comprises: drum stand; At least one magnetic, group is located on this drum stand; And magnetic conductive part, be located in this drum stand and and be connected, and this magnetic conductive part has at least one location division to be bonded to this circuit board with this magnetic.
2. stator structure as claimed in claim 1 is characterized in that, has perforation on this circuit board, and this perforation periphery more is concaved with location notch this location division combination for this magnetic conductive part.
3. stator structure as claimed in claim 1 is characterized in that, this drum stand has perforation and wears for this magnetic conductive part.
4. stator structure as claimed in claim 1 is characterized in that this drum stand has the winding section for winding around.
5. stator structure as claimed in claim 4 is characterized in that, more is equipped with an at least one conductive part or a metal material latch on this drum stand being bonded to this circuit board, is electrically connected and make to form between this coil and this circuit board.
6. stator structure as claimed in claim 5 is characterized in that, this circuit board is provided with at least one connecting hole and inserts combination for this conductive part, and fixes by the scolding tin mode between this connecting hole and this conductive part.
7. stator structure as claimed in claim 1 is characterized in that, the arbitrary end of this drum stand is provided with accommodation space and inserts for this magnetic.
8. stator structure as claimed in claim 1 is characterized in that this magnetic conductive part has perforation, and two ends of this magnetic conductive part respectively are provided with at least one blocking part engaging with this magnetic, and the length of this location division is greater than this blocking part.
9. stator structure as claimed in claim 8 is characterized in that this magnetic has perforation, and this perforation periphery more is concaved with draw-in groove for this this blocking part contraposition engaging.
10. stator structure as claimed in claim 1 is characterized in that, this magnetic is piled up by a kind of silicon steel sheet or by a plurality of silicon steel sheets to form.
11. stator structure as claimed in claim 1 is characterized in that, more is provided with sensing element, Hall integrated circuit or Hall sensor on this circuit board.
12. a fan motor is characterized in that this fan motor comprises: circuit board; Stator structure, it has drum stand, at least one magnetic and a magnetic conductive part, wherein this magnetic group is located on this drum stand, and this magnetic conductive part is located in this drum stand and be connected with this magnetic, and this magnetic conductive part has at least one location division to combine with this circuit board; And with respect to this stator structure rotor rotated structure.
13. fan motor as claimed in claim 12 is characterized in that, has perforation on this circuit board, and this perforation periphery more is concaved with location notch this location division combination for this magnetic conductive part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201462728U CN201075741Y (en) | 2007-07-27 | 2007-07-27 | Fan motor and stator structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201462728U CN201075741Y (en) | 2007-07-27 | 2007-07-27 | Fan motor and stator structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201075741Y true CN201075741Y (en) | 2008-06-18 |
Family
ID=39520998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201462728U Expired - Lifetime CN201075741Y (en) | 2007-07-27 | 2007-07-27 | Fan motor and stator structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201075741Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI551004B (en) * | 2015-12-29 | 2016-09-21 | Shihlin Electric & Eng Corp | Rotating motor and its stator structure |
| WO2019122595A1 (en) * | 2017-12-21 | 2019-06-27 | Continental Automotive France | Electronic device for determining the angular position of a motor vehicle shaft |
-
2007
- 2007-07-27 CN CNU2007201462728U patent/CN201075741Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI551004B (en) * | 2015-12-29 | 2016-09-21 | Shihlin Electric & Eng Corp | Rotating motor and its stator structure |
| WO2019122595A1 (en) * | 2017-12-21 | 2019-06-27 | Continental Automotive France | Electronic device for determining the angular position of a motor vehicle shaft |
| FR3076172A1 (en) * | 2017-12-21 | 2019-06-28 | Continental Automotive France | ELECTRONIC DEVICE FOR DETERMINING THE ANGULAR POSITION OF A SHAFT OF A MOTOR VEHICLE |
| US11643133B2 (en) | 2017-12-21 | 2023-05-09 | Continental Automotive France | Electronic device for determining the angular position of a motor vehicle shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080618 |