CN101212162A - Fan, motor and its fixing structure - Google Patents
Fan, motor and its fixing structure Download PDFInfo
- Publication number
- CN101212162A CN101212162A CNA2006101712780A CN200610171278A CN101212162A CN 101212162 A CN101212162 A CN 101212162A CN A2006101712780 A CNA2006101712780 A CN A2006101712780A CN 200610171278 A CN200610171278 A CN 200610171278A CN 101212162 A CN101212162 A CN 101212162A
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- CN
- China
- Prior art keywords
- circuit board
- fastener
- motor
- stator
- fan
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/0646—Details of the stator
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a motor, which comprises a base, a rotator, a stator and a circuit board. The base has a shaft sleeve and the external wall of the shaft sleeve has an inclined plane; the stator and the rotator are arranged correspondingly and are sleeved in the shaft sleeve. The circuit board is electrically connected with the stator and is sleeved outside the shaft sleeve. The stator has at least one buttoning part which extends from one side of the stator to the circuit board to retain and connect with the inclined plane so as to fix the circuit board. In addition, the shaft sleeve further has a groove ring which is arranged on the external wall and a buttoning ring which is held in the groove to fix the other side of the stator. The invention further discloses a fan with the motor.
Description
Technical field
The present invention relates to a kind of fan, motor and fixed structure thereof, particularly relate to a kind of fixed structure of improveing the fixed form between motor stator and circuit board.
Background technology
Motor is a principle of using galvanomagnetic effect, converts electrical energy into the mechanism of mechanical energy.Be widely used at present in the daily life, for example transmission device in fan, CD-ROM drive or the Winchester disk drive etc.
Please refer to Fig. 1, existing motor 1 comprises a base 11, a stator 12, a rotor 13 and a circuit board 14.Wherein, stator 12 and circuit board 14 are sheathed on the axle sleeve of base 11 and mutually are electrically connected, and stator 12 is to twine a plurality of silicon steel sheets with a coil, circuit board 14 power supplies to stator 12 with CD-ROM drive motor 1.Rotor 13 and stator 12 be corresponding to be provided with and to have a rotating shaft 131, a magnetic conduction shell 132 and a magnet ring 133.Rotating shaft 131 links also with magnetic conduction shell 132 and is sheathed on base 11, and magnet ring 133 is located on the inwall of magnetic conduction shell 132, and with stator 12 corresponding settings.When stator 12 during by circuit board 14 power supplies, the coil of stator 12 produces magnetic force because of electric current, and then drives rotor 13 and rotate.
In existing motor shown in Figure 1, stator 12 is provided with a plurality of trips 15 towards a side of circuit board 14, circuit board 14 then is provided with a plurality of through holes 141 with respect to the position of trip 15, when stator 12 and circuit board 14 link, then pass through hole 141, make that stator 12 and circuit board 14 are connected to each other and be fixed on the base 11 by trip 15.The enamelled wire of stator 12 is electrically connected with circuit board 14 through solder joint 142.Yet the vibrations that motor 1 is produced in the running cause trip 15 to get loose easily, and solder joint 142 stress are concentrated the situation that is easy to generate fatigue fracture simultaneously.Moreover corresponding trip 15 set through holes 141 have taken the area of circuit board 14 on the circuit board 14, so circuit board 14 time must avoid the position of through hole 141 in wiring, therefore increase the difficulty of product design.
Therefore, how to provide a kind of fan, motor and fixed structure thereof to improve the fixed form between motor stator and circuit board, make its firm difficult drop-off that links, and the circuit board of avoiding existing motor is unfavorable for the problem that connects up because of through hole, and then promote production reliability and usefulness, become one of important topic.
Summary of the invention
In view of this, purpose of the present invention does not come off its firm binding for a kind of fixed structure that can improve the fixed form of motor stator and circuit board is provided, and can reduce in the existing motor because of the shared board area of through hole, so help the wiring of circuit board, and then promote production reliability.
For reaching above-mentioned purpose, according to the fixed structure of a kind of motor stator of the present invention and circuit board, motor has a base, a stator, a rotor and a circuit board.Rotor is corresponding with stator to be provided with and to have a rotating shaft, a magnetic conduction shell and a magnet ring.Base has an axle sleeve, and it is one cylindric that the outward appearance of axle sleeve is substantially, and rotating shaft is arranged at wherein.The axle sleeve outer wall has an inclined-plane and circuit board is arranged on outside the axle sleeve, and motor stator comprises at least one fastener that extends towards circuit board, and the inclined-plane of butt axle sleeve outer wall is with fixing circuit board.In addition, axle sleeve has more a groove towards the position of rotor and is located on the axle sleeve outer wall, and a clasp is placed in groove so that stator is fixed on the base.
For reaching above-mentioned purpose, according to the fixed structure of a kind of motor stator of the present invention and circuit board, motor has a base, a stator, a rotor and a circuit board.Rotor is corresponding with stator to be provided with and to have a rotating shaft, a magnetic conduction shell and a magnet ring.Base has an axle sleeve, and it is one cylindric that the outward appearance of axle sleeve is substantially, and rotating shaft is arranged at wherein.The axle sleeve outer wall has an inclined-plane and circuit board is arranged on outside the axle sleeve, and circuit board and slope abuts place have at least one breach.Motor stator comprises at least one fastener that extends towards circuit board, and this fastener is corresponding with breach, makes fastener portion be placed in this breach also the inclined-plane of butt axle sleeve outer wall with fixing circuit board.In addition, axle sleeve has more a groove towards the position of rotor and is located on the axle sleeve outer wall, and a clasp is placed in groove so that stator is fixed on the base.
For reaching above-mentioned purpose, according to the fixed structure of a kind of motor stator of the present invention and circuit board, motor has a base, a stator, a rotor and a circuit board.Rotor is corresponding with stator to be provided with and to have a rotating shaft, a magnetic conduction shell and a magnet ring.Base has an axle sleeve, and it is one cylindric that the outward appearance of axle sleeve is substantially, and rotating shaft is arranged at wherein.The axle sleeve outer wall has an inclined-plane and circuit board is arranged on outside the axle sleeve, and inclined-plane and circuit board adjoiner have at least one breach.Motor stator comprises that this fastener is corresponding with breach towards at least one fastener of circuit board extension, make fastener portion be placed in this breach and the inclined-plane of butt axle sleeve outer wall with fixing circuit board.In addition, axle sleeve has more a groove towards the position of rotor and is located on the axle sleeve outer wall, and a clasp is placed in groove so that stator is fixed on the base.
From the above, because of being that inclined-plane with at least one fastener butt axle sleeve outer wall is with fixing circuit board according to a kind of fan of the present invention, motor and fixed structure thereof, provide oblique component by this inclined-plane, cushion the axial and radial stress that produces because of vibrations simultaneously, make fastener can closely be fixed in circuit board.Compared with prior art, the present invention is anchored on circuit board with fastener, thus can avoid the solder joint of motor enamelled wire and circuit board to rupture because of the vibrations that motor running produced, and then promote production reliability and usefulness.In addition, the present invention is arranged at the inboard and the axle sleeve adjoiner of circuit board with fixed structure, does not need additionally to offer through hole at circuit board, so do not take the circuit board wiring space, helps the wires design of circuit board.In addition,, will evade on the motor in the time of can preventing the fastener resilience from the place, location by combining of the groove established of ring on the axle sleeve and clasp, and then the reliability of increase product.
Description of drawings
Fig. 1 is a kind of schematic diagram of existing motor;
Fig. 2 is according to a kind of motor of preferred embodiment of the present invention and the schematic diagram of fixed structure thereof;
Fig. 3 a, Fig. 3 b are fixed in the schematic diagram of circuit board by the inclined-plane for the fastener of the motor of foundation preferred embodiment of the present invention;
Fig. 4 is according to the axle sleeve of the motor of preferred embodiment of the present invention and the schematic diagram of groove thereof; And
Fig. 5 is the schematic diagram that links according to the circuit board of the motor of preferred embodiment of the present invention and axle sleeve.
The component symbol explanation:
1,2 motors, 11,21 bases
12,22 stators, 13,23 rotors
131,231 rotating shafts, 132,232 magnetic conduction shells
133,233 magnet rings, 14,24 circuit boards
14 through holes, 142,241 solder joints
15 trips, 211 inclined-planes
20 axle sleeves, 214 grooves
213 clasps, 242 breach
215 grooves, 252 stationary planes
The oblique component of 251 fastener F
A, B angle
Embodiment
Hereinafter with reference to correlative type, a kind of fan motor and fixed structure thereof according to preferred embodiment of the present invention are described, wherein identical assembly will be illustrated with identical reference marks.
Please refer to shown in Figure 2ly, a kind of motor 2 of preferred embodiment of the present invention comprises a base 20, a stator 22, a rotor 23 and a circuit board 24.It is outer and be electrically connected to each other that wherein this stator 22 and circuit board 24 are sheathed on the axle sleeve 21 of base 20.In the present embodiment, stator 22 is to twine a plurality of silicon steel sheet with a coil to be constituted, and an end of coil is electrically connected with circuit board 24 through solder joint 241.Rotor 23 and stator 22 corresponding settings, rotor 23 are made of a rotating shaft 231, a magnetic conduction shell 232 and a magnet ring 233.Rotating shaft 231 links also with magnetic conduction shell 232 and is located in the axle sleeve 21, and magnet ring 233 is located on the inwall of magnetic conduction shell 232, and with stator 22 corresponding settings.When stator 22 during by circuit board 24 power supplies, the coil of stator 22 produces magnetic force because of electric current, and then drives rotor 23 and rotate.
Continuous with reference to Fig. 2, motor 2 has more a fixed structure, and it has at least one fastener 251, and an end of fastener 251 is linked to stator 22, and fastener 251 extends towards circuit board 24 from a side of stator 22, is fixed in circuit board 24 along the outer wall of axle sleeve 21.Fastener 251 is the trip that a flexible materials is made.The outer wall of axle sleeve 21 has an inclined-plane 211, and fastener 251 butt inclined-planes 211 are with fixing circuit board 24, so fixing circuit board 24 is being shaken or during external impacts and the inefficacy that comes off with the solder joint 241 of avoiding motor enamelled wire and circuit board 24 in stator 22 effectively.In addition, the position that the periphery of circuit board 14 can corresponding fastener 251 is provided with a breach (figure does not show), makes fastener 251 parts by this breach.
The action specification of fastener 251 fastening circuit boards 24 is as follows: please refer to shown in Fig. 3 a, when fastener 251 passes through to circuit board 24, and not during butt inclined-plane 211, a stationary plane 252 of fastener 251 has an angle A with circuit board 24 as yet, and fastener 251 has another angle B with inclined-plane 211.Please refer to shown in Fig. 3 b, fastener 251 is close to inclined-plane 211, and by inclined-plane 211 pushing and pressing and the situation that provides an oblique component F to be closely buckled in circuit board 24, fastener 251 and circuit board 24 and inclined-plane 211 driving fits.Inclined-plane 211 can have different gradients, shown in Fig. 3 a part; Or inclined-plane 211 has single gradient, shown in Fig. 3 b part.
Please refer to shown in Figure 4, but axle sleeve 21 is fasteners 251 and correspondence is provided with at least one groove 215, fastener 251 can be placed in groove 215 to small part; Wherein, the quantity of the quantity fasteners 251 of groove 215, the quantity of groove 215 can more than or equal the quantity of fastener 251.
Please refer to shown in Figure 5, but also fasteners 251 and correspondence is provided with at least one breach 242 of circuit board 24, fastener 251 to small part is placed in breach 242; Wherein, the quantity of the quantity fasteners 251 of breach 242, the quantity of breach 242 can more than or equal the quantity of fastener 251.
Enforcement state of the present invention is not limited to motor, also can be applicable to fan.Motor 2 as shown in Figure 2, rotor 23 can be the wheel hub of fan, and its periphery is provided with a plurality of blades.This base 20 and axle sleeve 21 can be the structure of fan frame and are formed in one.The enforcement state of fan does not break away from the scope that the present invention discloses.
In sum, a kind of fan of the present invention, motor and fixed structure thereof are that inclined-plane with at least one fastener butt base is with fixing circuit board, provide oblique component by this inclined-plane, cushion the axial and radial stress that produces because of vibrations simultaneously, make fastener can closely be fixed in circuit board.Compared with prior art, the present invention is anchored on circuit board with fastener, thus can avoid the solder joint of motor enamelled wire and circuit board to rupture because of the vibrations that motor running produced, and then improve production reliability and usefulness.In addition, the present invention is arranged at the inboard of circuit board with fixed structure, does not need additionally to offer through hole at circuit board, so do not take the circuit board wiring space, helps the wires design of circuit board.In addition, by the clasp trench design on the base, will evade on the motor in the time of can preventing the trip resilience, and then increase the reliability of product from the place, location.
The above only is an illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and, all should be contained in the accompanying Claim its equivalent modifications of carrying out or change.
Claims (24)
1. motor comprises:
One base has an axle sleeve;
One rotor;
One stator has at least one fastener; And
One circuit board;
Wherein the outer wall of this axle sleeve has an inclined-plane, and this fastener is to extend towards this circuit board, and this inclined-plane of butt is to fix this circuit board.
2. motor as claimed in claim 1, wherein this stator is electrically connected with this circuit board.
3. motor as claimed in claim 1, wherein this inclined-plane has single gradient.
4. motor as claimed in claim 1, wherein this inclined-plane has different gradients.
5. motor as claimed in claim 1, wherein this fastener is close to this inclined-plane.
6. motor as claimed in claim 1, wherein this fastener is a trip.
7. motor as claimed in claim 1, wherein this fastener is made with a flexible materials.
8. motor as claimed in claim 1, wherein this axle sleeve has more a groove and is located on this axle sleeve, is placed in this groove to fix this stator for a clasp.
9. motor as claimed in claim 1, wherein this inclined-plane has more a groove, and this fastener to small part is placed in this groove.
10. motor as claimed in claim 9, wherein the quantity of this groove more than or equal the quantity of this fastener.
11. motor as claimed in claim 1, wherein this circuit board has a breach, and this breach is positioned at this circuit board and this slope abuts place and this fastener to small part and is placed in this breach.
12. motor as claimed in claim 11, wherein the quantity of this breach more than or equal the quantity of this fastener.
13. a fan comprises:
One base has an axle sleeve;
One wheel hub, its periphery are provided with to have rotating shaft and is sheathed in this axle sleeve in a plurality of blades and the wheel hub;
One stator has at least one fastener; And
One circuit board;
Wherein the outer wall of this axle sleeve has an inclined-plane, and this fastener extends towards this circuit board, and this inclined-plane of butt is to fix this circuit board.
14. fan as claimed in claim 13, wherein this stator is electrically connected with this circuit board.
15. fan as claimed in claim 13, wherein this inclined-plane has single gradient.
16. fan as claimed in claim 13, wherein this inclined-plane has different gradients.
17. fan as claimed in claim 13, wherein this fastener is close to this inclined-plane.
18. fan as claimed in claim 13, wherein this fastener is a trip.
19. fan as claimed in claim 13, wherein this fastener is made with a flexible materials.
20. fan as claimed in claim 13, wherein this axle sleeve has more a groove and is located on this axle sleeve, is placed in this groove to fix this stator for a clasp.
21. fan as claimed in claim 13, wherein this inclined-plane has more a groove, and this fastener to small part is placed in this groove.
22. fan as claimed in claim 21, wherein the quantity of this groove more than or equal the quantity of this fastener.
23. fan as claimed in claim 13, wherein this circuit board has a breach, and this breach is positioned at this circuit board and this slope abuts place and this fastener to small part and is placed in this breach.
24. fan as claimed in claim 23, wherein the quantity of this breach more than or equal the quantity of this fastener.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101712780A CN101212162A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and its fixing structure |
| CN201510356939.6A CN104883007A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and fixing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101712780A CN101212162A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and its fixing structure |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510356939.6A Division CN104883007A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and fixing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101212162A true CN101212162A (en) | 2008-07-02 |
Family
ID=39611909
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510356939.6A Pending CN104883007A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and fixing structure thereof |
| CNA2006101712780A Pending CN101212162A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and its fixing structure |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510356939.6A Pending CN104883007A (en) | 2006-12-28 | 2006-12-28 | Fan, motor and fixing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104883007A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240301A (en) * | 2014-07-04 | 2016-01-13 | 台达电子工业股份有限公司 | Fan |
| TWI567303B (en) * | 2015-09-22 | 2017-01-21 | 奇鋐科技股份有限公司 | Stator fixing structure |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475966B (en) * | 2016-01-14 | 2021-04-20 | Lg伊诺特有限公司 | Fan motor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4540906A (en) * | 1984-03-09 | 1985-09-10 | Synektron Corporation | Stator assembly for permanent magnet rotary device |
| US4682065A (en) * | 1985-11-13 | 1987-07-21 | Nidec-Torin Corporation | Molded plastic motor housing with integral stator mounting and shaft journalling projection |
| US6940195B2 (en) * | 2003-05-12 | 2005-09-06 | Delta Electronics, Inc. | Fastening structure for securing stator of motor |
| CN2646441Y (en) * | 2003-08-15 | 2004-10-06 | 奇鋐科技股份有限公司 | Bearing fixing structure |
-
2006
- 2006-12-28 CN CN201510356939.6A patent/CN104883007A/en active Pending
- 2006-12-28 CN CNA2006101712780A patent/CN101212162A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240301A (en) * | 2014-07-04 | 2016-01-13 | 台达电子工业股份有限公司 | Fan |
| TWI567303B (en) * | 2015-09-22 | 2017-01-21 | 奇鋐科技股份有限公司 | Stator fixing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104883007A (en) | 2015-09-02 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20080702 |