CN201273293Y - Stator structure improvement of cooling fan - Google Patents
Stator structure improvement of cooling fan Download PDFInfo
- Publication number
- CN201273293Y CN201273293Y CNU2008202014780U CN200820201478U CN201273293Y CN 201273293 Y CN201273293 Y CN 201273293Y CN U2008202014780 U CNU2008202014780 U CN U2008202014780U CN 200820201478 U CN200820201478 U CN 200820201478U CN 201273293 Y CN201273293 Y CN 201273293Y
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- China
- Prior art keywords
- insulating frame
- circuit board
- steel sheet
- silicon steel
- improvement
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- Expired - Lifetime
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Abstract
The utility model relates to an improvement of an exhaust fan stator structure, which comprises an insulating frame, a silicon steel sheet and a circuit board, wherein the silicon steel sheet and the insulating frame are an integral forming structure, the insulating frame is downwards and integrally extended with a plurality of elastic buttons, and the circuit board is fixed by elastic button hooks. The improvement of an exhaust fan stator structure has the advantages that in one aspect, since the silicon steel sheet and the insulating frame are an integral forming structure, the improvement of an exhaust fan stator structure replaces a traditional structure that an upper insulating frame, a silicon steel sheet and a lower insulating frame are separately assembled, reduces the quantity of fittings, not only can reduce the transportation and management cost of fittings, but also can omit the assembling procedure between the upper insulating frame, the lower insulating frame and the silicon steel sheet, simplifies production technique, improves production efficiency, and meanwhile, the integral forming structure has firmer and more reliable assembling quality, in the other aspect, the circuit board adopts an elastic button fixing mode, which is more convenient and faster than a traditional welding and fixing mode.
Description
Technical field
The utility model relates to the radiation fan art, refer in particular to a kind of improvement of stator structure of radiation fan, it effectively to put forward production efficiency of products, promotes product quality by the assembling means of fixation of silicon steel sheet, circuit board and insulating frame in the improvement stator.
Background technique
Radiation fan is widely used in solving the heat dissipation problem of various electronic equipments or element, such as the central processor CPU in the PC, video card and power supply etc.With reference to Fig. 1, known brushless radiation fan generally comprise fan frame 1 ', stator 2 ' and rotor 3 ', fan frame central authorities be provided with central siphon 11 ', central siphon 11 ' in be arranged with bearing, rotor 3 ' on rotating shaft be inserted in aforementioned bearings 11 ' in, by last insulating frame 21 ', silicon steel sheet 22 ', down insulating frame 23 ' and circuit board 24 ' superimposed stator that assembles 2 ' be fixed on central siphon 11 ' outer, and this stator 2 ' on be wound with electromagnetic coil, and rotor 3 ' interior magnet ring further is surrounded on stator 2 ' outer.Energising give stator 2 ' on circuit board 24 ' after, by circuit board 24 ' on the work of control circuit control electromagnetic coil, the magnetic field that electromagnetic coil produces and the magnetic field interaction of rotor 3 ' middle magnetic ring, drive rotor 3 ' fast rotational, and have the wind of radiating effect by rotor 3 ' flabellum generation of going up.
Yet the applicant is in line with being engaged in the empirical discovery of fan design and productions for many years, the many deficiencys of the stator structure 2 of the aforementioned radiation fan that has now ' still exist.At first, last insulating frame 21 wherein ', silicon steel sheet 22 ' and following insulating frame 23 ' be three parts of split, in the process of actual production, need produce this three parts respectively earlier, and then on Assembly line, assemble; This kind structure causes its production process too complex and loaded down with trivial details, and firm inadequately, very easily loosening after the part assembling, becomes the serious quality hidden danger of product.Secondly, when assembling this circuit board, it needs will descend earlier, and pin is passed by the hole on the circuit board on the insulating frame, and then pin is fixedly welded on the circuit board, and the assembling means of fixation of this kind circuit board also very bothers, and manufacturing efficiency is low.
The model utility content
In view of this, the utility model is at the disappearance of prior art existence, and its main purpose provides a kind of stator structure of radiation fan, and it is by the assembling means of fixation of silicon steel sheet, circuit board and insulating frame in the improvement stator, with effective raising production efficiency of products, promote product quality.
For achieving the above object, the utility model adopts following technological scheme,
A kind of improvement of radiation fan stator structure comprises insulating frame, silicon steel sheet and circuit board, this silicon steel sheet and the insulating frame structure that is formed in one, and the downward one of insulating frame is extended a plurality of elasticity buttons, fixes circuit board by elasticity button trip.
As a kind of preferred version, the downward one of described insulating frame is extended a plurality of locating columns, is provided with a plurality of positioning holes corresponding to circuit board, and this locating column is inserted and stretched in the positioning hole.
As a kind of preferred version, described locating column is a cylinder, and the positioning hole of correspondence is a circular hole.
As a kind of preferred version, described locating column bottom has the limited step that pushing tow is lived circuit board.
As a kind of preferred version, described circuit board is provided with and is used to guide the elasticity button equipped draw-in groove.
After the utility model adopts technique scheme, its beneficial effect is, on the one hand, the structure because this silicon steel sheet and insulating frame are formed in one, the structure that has replaced insulating frame, silicon steel sheet and following insulating frame split assembling on the tradition, reduced number of spare parts, not only can save the transportation and the administration cost of part, and can save insulating frame, the following assembling procedure between insulating frame and the silicon steel sheet, simplify production technology, enhance productivity, one-body molded structure has more solid and reliable product quality simultaneously.On the other hand, this circuit board system adopts the means of fixation of elasticity button, for the welding means of fixation of tradition, assemble more convenient, quick, thereby from the multi-faceted production efficiency of products that improved, promote its market competitiveness.
Description of drawings
Fig. 1 be prior art radiation fan three-dimensional exploded view;
Fig. 2 is the embodiment's of the utility model a exploded view;
Fig. 3 is the ssembly drawing of Fig. 2;
Fig. 4 is the front view of Fig. 3;
Fig. 5 is the sectional view of M among Fig. 4-M position.
Embodiment:
Come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment:
With reference to Fig. 1, demonstrated the concrete structure of the preferred embodiment of the utility model, include insulating frame 10, silicon steel sheet 20 and circuit board 30.Wherein, this silicon steel sheet 20 and insulating frame 10 structure that is formed in one, insulating frame 10 is coated on the outer rim of the upper and lower surface and the stem of silicon steel sheet 20, and to separate stem and coil, 30 of this circuit boards are installed in below the insulating frame 10.
Particularly, these insulating frame 10 downward one are extended four elasticity buttons 11 and two positioning cylinders 12, be provided with four draw-in grooves 31 and two place's positioning round orifice 32 corresponding to circuit board 30, this elasticity button 11 passes the back trip along draw-in groove 31 and fixes circuit board 30, and this positioning cylinder 12 is inserted and stretched in the positioning round orifice 32.In addition, these positioning cylinder 12 bottoms have the limited step 13 that pushing tow is lived circuit board 30.
Design focal point of the present utility model is, on the one hand, the structure because this silicon steel sheet 20 and insulating frame 10 are formed in one, replace the structure of insulating frame, silicon steel sheet and following insulating frame split assembling on the tradition, reduced number of spare parts, not only can save the transportation and the administration cost of part, and can save insulating frame, the following assembling procedure between insulating frame and the silicon steel sheet, simplify production technology, enhance productivity, one-body molded structure has more solid and reliable product quality simultaneously.On the other hand, this circuit board system adopts the means of fixation of elasticity button, for the welding means of fixation of tradition, assemble more convenient, quick, thereby from the multi-faceted production efficiency of products that improved, promote its market competitiveness.
The above, it only is the preferred embodiment of improvement of the stator structure of a kind of radiation fan of the utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.
Claims (5)
1, a kind of improvement of radiation fan stator structure comprises insulating frame, silicon steel sheet and circuit board, it is characterized in that: this silicon steel sheet and the insulating frame structure that is formed in one, the downward one of insulating frame is extended a plurality of elasticity buttons, fixes circuit board by elasticity button trip.
2, the improvement of radiation fan stator structure according to claim 1 is characterized in that: the downward one of described insulating frame is extended a plurality of locating columns, is provided with a plurality of positioning holes corresponding to circuit board, and this locating column is inserted and stretched in the positioning hole.
3, the improvement of radiation fan stator structure according to claim 2 is characterized in that: described locating column is a cylinder, and the positioning hole of correspondence is a circular hole.
4, the improvement of radiation fan stator structure according to claim 2 is characterized in that: described locating column bottom has the limited step that pushing tow is lived circuit board.
5, the improvement of radiation fan stator structure according to claim 1 is characterized in that: described circuit board is provided with and is used to guide the elasticity button equipped draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202014780U CN201273293Y (en) | 2008-09-28 | 2008-09-28 | Stator structure improvement of cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202014780U CN201273293Y (en) | 2008-09-28 | 2008-09-28 | Stator structure improvement of cooling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201273293Y true CN201273293Y (en) | 2009-07-15 |
Family
ID=40883640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202014780U Expired - Lifetime CN201273293Y (en) | 2008-09-28 | 2008-09-28 | Stator structure improvement of cooling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201273293Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836354A (en) * | 2015-05-10 | 2015-08-12 | 余姚市爱优特电机有限公司 | Brushless motor assembly structure |
| CN106469959A (en) * | 2015-08-11 | 2017-03-01 | 建准电机工业股份有限公司 | Motor and shaft tube assembly thereof |
| CN107816441A (en) * | 2016-09-14 | 2018-03-20 | 鑫贺精密电子(东莞)有限公司 | Cooling fan structure |
| CN113597097A (en) * | 2021-07-13 | 2021-11-02 | 江苏嘉之瑞电子科技有限公司 | Penetrate package stator and PCBA integrated circuit board and detain connection structure |
| US11884128B2 (en) | 2017-12-18 | 2024-01-30 | Carrier Corporation | Fan stator construction to minimize axial depth |
-
2008
- 2008-09-28 CN CNU2008202014780U patent/CN201273293Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836354A (en) * | 2015-05-10 | 2015-08-12 | 余姚市爱优特电机有限公司 | Brushless motor assembly structure |
| CN106469959A (en) * | 2015-08-11 | 2017-03-01 | 建准电机工业股份有限公司 | Motor and shaft tube assembly thereof |
| CN107816441A (en) * | 2016-09-14 | 2018-03-20 | 鑫贺精密电子(东莞)有限公司 | Cooling fan structure |
| US11884128B2 (en) | 2017-12-18 | 2024-01-30 | Carrier Corporation | Fan stator construction to minimize axial depth |
| CN113597097A (en) * | 2021-07-13 | 2021-11-02 | 江苏嘉之瑞电子科技有限公司 | Penetrate package stator and PCBA integrated circuit board and detain connection structure |
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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 |
Granted publication date: 20090715 |
|
| CX01 | Expiry of patent term |