CN103967836A - Fan assembly - Google Patents
Fan assembly Download PDFInfo
- Publication number
- CN103967836A CN103967836A CN201310027895.3A CN201310027895A CN103967836A CN 103967836 A CN103967836 A CN 103967836A CN 201310027895 A CN201310027895 A CN 201310027895A CN 103967836 A CN103967836 A CN 103967836A
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- shaft
- fan
- receiving groove
- blade face
- lid
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Abstract
The invention provides a fan assembly. The fan assembly comprises a first fan, a second fan and an actuating element, wherein the first fan is provided with a first rotating shaft part and a plurality of first fan blades; each first fan blade is provided with a first blade surface; the second fan is provided with a second rotating shaft part and a plurality of second fan blades corresponding to the first fan blades; each second fan blade is provided with a second blade surface; the second rotating shaft part is arranged in an accommodating groove of the first rotating shaft part in a sliding manner; the actuating element is suitable for driving the first fan to rotate; the first fan is suitable for driving the second fan to rotate; when the second rotating shaft part extends out of the accommodating groove in a bulged manner, a part of each second blade surface is not overlapped, in the direction perpendicular to the corresponding first blade surface, with the corresponding first blade surface; when the second rotating shaft part is located inside the first accommodating groove, the part of each second blade surface is overlapped, in a direction perpendicular to corresponding to the first blade surface, with the corresponding first blade surface.
Description
Technical field
The invention relates to a kind of sink, and relate to especially a kind of fan component.
Background technique
In epoch of information explosion now, electronic product produces inseparable relation with daily life, and along with the continuous evolution of science and technology, the compact electronic product of tool is also weeded out the old and bring forth the new always.With regard to the development and application of PC, just first develop desktop computer (desktop personal computer, desktop PC).But desktop computer has larger volume, and there is the shortcomings such as the inconvenience of carrying, therefore just develop afterwards portable notebook computer (notebook PC).
Under portable considering, the slimming of notebook computer has become the trend in its design.Generally speaking, notebook computer can be equipped with fan conventionally, in order to the heater element of notebook computer inside is dispelled the heat.In order to adapt to the trend of notebook computer slimming, the volume of described fan is restricted, and makes it cannot have larger fan blade area sufficient radiating airflow is provided.Common settling mode is the system effectiveness that reduces notebook computer, and to reduce the heat energy producing when notebook computer operates, but the method does not really solve the problem of fan cooling scarce capacity.Another kind of settling mode is to improve the rotating speed of fan so that comparatively sufficient radiating airflow to be provided, but the rotating speed that improves fan can produce compared with large noise and causes user's puzzlement.
Summary of the invention
The invention provides a kind of fan component, can be by adjusting the fan blade area of fan improving heat radiation efficiency.
The present invention proposes a kind of fan component, is applicable to electronic equipment.Fan component comprises the first fan, the second fan and actuation element.The first fan has the first shaft and multiple the first flabellum.Each the first flabellum is connected in the first shaft and has the first blade face.The first shaft has the first receiving groove.The second fan has the second shaft and multiple the second flabellum.Each the second flabellum is connected in the second shaft and has the second blade face.The second shaft is slidedly arranged on the first receiving groove along axis.The second flabellum corresponds respectively to the first flabellum.Actuation element is coupled to the first shaft, and is suitable for driving the first fan to rotate along axis.The first fan is suitable for driving the second fan to rotate along axis.When the second shaft slides into primary importance and while stretching out from the first receiving groove, the part on each the second blade face is not overlapped in the first corresponding blade face in the direction on the first blade face perpendicular to correspondence.When the second shaft slides into the second place and while being positioned at the first receiving groove, the described part on each the second blade face is overlapped in the first corresponding blade face in the direction on the first blade face perpendicular to correspondence.
Based on above-mentioned, the present invention is slidedly arranged on the second shaft of the second fan the first receiving groove of the first shaft of the first fan, makes the second shaft slide and stretch out or be positioned at the first receiving groove from the first receiving groove with respect to the first shaft.In the time that electronic equipment produces more heat energy in highly energy-consuming pattern, the second shaft that is positioned at the first receiving groove can stretch out and drive the second blade face of the second flabellum to produce displacement with respect to the first blade face of the first flabellum from the first receiving groove, to allow the part on each the second blade face not be overlapped in the first corresponding blade face, make the first blade face and the second blade face form larger fan blade area, and then comparatively sufficient radiating airflow is provided.Because the present invention as above carrys out improving heat radiation efficiency by increasing fan blade area, but not carry out improving heat radiation efficiency by improving rotation speed of the fan, the noise that therefore can avoid fan component is excessive and cause user's puzzlement.In addition, when electronic equipment is not while producing less heat energy in highly energy-consuming pattern, the second shaft can be moved in the first receiving groove and drives each the second flabellum to reset, with allow each the second blade face described in partially overlap the first corresponding blade face, make fan component can there is the trend that meets electronic equipment slimming compared with little thickness.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Brief description of the drawings
Fig. 1 is the stereogram of the fan component of one embodiment of the invention;
Fig. 2 is that the second fan of Fig. 1 is hidden in the stereogram in the first fan;
Fig. 3 is the plan view of the fan component of Fig. 2;
Fig. 4 is that the fan component of Fig. 3 is along the sectional drawing of I-I line;
Fig. 5 is the sectional drawing that the second shaft of Fig. 4 stretches out from the first receiving groove;
Fig. 6 is the partial side view of the fan component of Fig. 1;
Fig. 7 and Fig. 8 are the schematic diagram that the fan component of Fig. 1 is installed in electronic equipment;
Fig. 9 and Figure 10 are the schematic diagram that the fan component of Fig. 1 is installed in electronic equipment.
Description of reference numerals:
50: electronic equipment;
52: main body;
54: lid;
54a: projection;
54b: double-action mechanism;
56: connecting port;
100: fan component;
110: the first fans;
112: the first shafts;
112a: the first receiving groove;
112b: magnetic element;
112c: blocked part;
114: the first flabellums;
114a: the first blade face;
114b: the second receiving groove;
120: the second fans;
122: the second shafts;
124: the second flabellums;
124a: the second blade face;
130: actuation element;
A: axis;
D: direction;
P1: primary importance;
P2: the second place.
Embodiment
Fig. 1 is the stereogram of the fan component of one embodiment of the invention.Fig. 2 is that the second fan of Fig. 1 is hidden in the stereogram in the first fan.Fig. 3 is the plan view of the fan component of Fig. 2.Please refer to Fig. 1 to Fig. 3, the fan component 100 of the present embodiment is in order to dispel the heat to electronic equipment and to comprise the first fan 110 and the second fan 120, and described electronic equipment is for example notebook computer.The first fan 110 has the first shaft 112 and multiple the first flabellum 114.The first shaft 112 has the first receiving groove 112a, and each the first flabellum 114 is connected in the first shaft 112 and has the first blade face 114a and the second receiving groove 114b.The second fan 120 has the second shaft 122 and multiple the second flabellum 124.Each the second flabellum 124 is connected in the second shaft 122 and has the second blade face 124a.The second shaft 122 of the second fan 120 is slidedly arranged on the first receiving groove 112a of the first shaft 112 along axis A, wherein the first blade face 114a and the second blade face 124a A that all parallels to the axis.The second flabellum 124 of the second fan 120 corresponds respectively to the first flabellum 114 of the first fan 110.
In the time that the second shaft 122 of the second fan 120 slides into the primary importance P1 shown in Fig. 1 and stretches out from the first receiving groove 112a of the first shaft 112, each the second flabellum 124 stretches out from the second receiving groove 114b of correspondence, and makes a part (being that each the second blade face 124a is exposed to the part outside the second receiving groove 114b) of each the second blade face 124a on the direction D of the first blade face 114a perpendicular to correspondence, not be overlapped in the first corresponding blade face 114a.In the time that the second shaft 122 of the second fan 120 slides into the second place P2 shown in Fig. 2 and is positioned at the first receiving groove 112a of the first shaft 112, each the second flabellum 124 is positioned at the second corresponding receiving groove 114b, the part that each the second blade face 124a is exposed to outside the second receiving groove 114b in Fig. 1 is now hidden in the second receiving groove 114b, and makes the described part of each the second blade face 124a on the direction D of the first blade face 114a perpendicular to correspondence, be overlapped in the first corresponding blade face 114a.
Under above-mentioned configuration mode, in the time that electronic equipment produces more heat energy in highly energy-consuming pattern, the second shaft 122 that is positioned at the first receiving groove 112a can stretch out and drive the second blade face 124a of the second flabellum 124 to produce displacement with respect to the first blade face 114a of the first flabellum 114 from the first receiving groove 112a, to allow a part of each the second blade face 124a not be overlapped in the first corresponding blade face 114a, make the first blade face 114a and the second blade face 124a form larger fan blade area, and then comparatively sufficient radiating airflow is provided.Because the present embodiment is to carry out improving heat radiation efficiency as above-mentioned by increasing fan blade area, but not carry out improving heat radiation efficiency by improving rotation speed of the fan, the noise that therefore can avoid fan component 100 is excessive and cause user's puzzlement.In addition, when electronic equipment is non-while producing less heat energy in highly energy-consuming pattern, the second shaft 122 can be moved in the first receiving groove 112a and drives each the second flabellum 124 to reset, with allow each the second blade face 124a described in partially overlap the first corresponding blade face 114a, make fan component 100 can there is the trend that meets electronic equipment slimming compared with little thickness.
Fig. 4 is that the fan component of Fig. 3 is along the sectional drawing of I-I line.Fig. 5 is the sectional drawing that the second shaft of Fig. 4 stretches out from the first receiving groove.Please refer to Fig. 4 and Fig. 5, fan component 100 also comprises actuation element 130.Actuation element 130 is coupled to the first shaft 112 of the first fan 110 and is suitable for driving the first fan 110 to rotate along axis A.In the time that the first fan 110 passively activated components 130 drive, the first fan 110 is suitable for driving the second fan 120 to rotate along axis A.Particularly, actuation element 130 can comprise at least one coil, and the first shaft 112 has a magnetic element 112b (as permanent magnet).Actuation element 130 is positioned at the first receiving groove 112a, and magnetic element 112b is disposed in the first receiving groove 112a and corresponding to described coil (actuation element 130).Actuation element 130 and the first shaft 112 can be considered as respectively stator and rotor, by driving the first shaft 112 to rotate with respect to actuation element 130.
Please refer to Fig. 4 and Fig. 5, in the present embodiment, the first shaft 112 has blocked part 112c in the first receiving groove 112a.In the time that the second shaft 122 is positioned at as shown in Figures 1 and 5 primary importance P1 (being indicated in Fig. 1) and stretches out from the first receiving groove 112a, blocked part 112c and the second shaft 122 interfere to stop the second shaft 122 to be located away from the first shaft 112.In other embodiments, can utilize the structure of other appropriate format to avoid the second shaft 122 to be located away from the first shaft 112, the present invention is not limited this.
Fig. 6 is the partial side view of the fan component of Fig. 1.Please refer to Fig. 1 and Fig. 6, specifically, in the time that the second shaft 122 is positioned at primary importance P1 and stretches out from the first receiving groove 112a (being indicated in Fig. 1), each the second flabellum 124 is positioned partially in the second corresponding receiving groove 114b (being indicated in Fig. 1) and interferes with the first corresponding flabellum 114 as shown in the dotted line of Fig. 6, so that the first flabellum 114 can drive the second flabellum 124 to rotate.
Fig. 7 and Fig. 8 are the schematic diagram that the fan component of Fig. 1 is installed in electronic equipment.Please refer to Fig. 7 and Fig. 8, electronic equipment 50 is for example the main frame of notebook computer and comprises a main body 52, a lid 54 and a connecting port 56.Connecting port 56 is disposed at lid 54, and lid 54 is suitable for as shown in Figure 7 closed in main body 52 so that connecting port 56 is hidden in main body 52, or is deployed in as shown in Figure 8 main body 52 so that connecting port 56 is exposed out.In the time that fan component 100 is installed in electronic equipment 50, by lid 54 and the do flowing mode of main body 52 expansion described above with closure, can drive the second fan 120 to be displaced into state shown in Fig. 1 and Fig. 2 with respect to the first fan 110, details are as follows.
Fan component 100 is disposed at one of them (being shown main body 52) of main body 52 and lid 54.When lid 54 closed during in main body 52 as shown in Figure 7, another (being shown lid 54 and projection 54a thereof) wherein of main body 52 and lid 54 pushes against the second shaft 122 and the second shaft 122 is limited in the first receiving groove 112a, state as shown in Figure 2, now electronic equipment 100 can have frivolous external form.In the time that lid 54 is deployed in main body 52 as shown in Figure 8, the second shaft 122 is no longer limited in the first receiving groove 112a and can stretches out from the first receiving groove 112a by gravity, state as shown in Figure 1, now the first flabellum 114 and the second flabellum 124 form and make fan component 100 that comparatively sufficient radiating airflow can be provided compared with large fan blade area.
The present invention does not limit main body 52 and lid 54 and drives the mode of the second shaft 122, below by graphic, this is illustrated.Fig. 9 and Figure 10 are the schematic diagram that the fan component of Fig. 1 is installed in electronic equipment.In the embodiment shown in Fig. 9 and Figure 10, the projection 54a shown in Fig. 7 and Fig. 8 is replaced with to double-action mechanism 54b (being shown connecting rod).Particularly, double-action mechanism 54b is disposed at one of them (being shown lid 54) of main body 52 and lid 54 and is connected in the second shaft 122.When lid 54 is closed during in main body 52 as shown in Figure 9, the double-action mechanism 54b on lid 54 pushes against the second shaft 122 and the second shaft 122 is limited in the first receiving groove 112a to state as shown in Figure 2.In the time that lid 54 is deployed in main body 52 as shown in figure 10, double-action mechanism 54b drives the second shaft 122 to stretch out from the first receiving groove 112a, state as shown in Figure 1.In other embodiments, can drive the second shaft 122 starts in shown in Fig. 9 and Figure 10 between state by the suitable mechanism of other form, the present invention not be limited this.
In sum, the present invention is slidedly arranged on the second shaft of the second fan the first receiving groove of the first shaft of the first fan, makes the second shaft slide and stretch out or be positioned at the first receiving groove from the first receiving groove with respect to the first shaft.In the time that electronic equipment produces more heat energy in highly energy-consuming pattern, the second shaft that is positioned at the first receiving groove can stretch out and drive the second blade face of the second flabellum to produce displacement with respect to the first blade face of the first flabellum from the first receiving groove, to allow the part on each the second blade face not be overlapped in the first corresponding blade face, make the first blade face and the second blade face form larger fan blade area, and then comparatively sufficient radiating airflow is provided.Because the present invention carrys out improving heat radiation efficiency as above-mentioned by increasing fan blade area, but not carry out improving heat radiation efficiency by improving rotation speed of the fan, the noise that therefore can avoid fan component is excessive and cause user's puzzlement.In addition, when electronic equipment is non-while producing less heat energy in highly energy-consuming pattern, the second shaft can be moved in the first receiving groove and drives each the second flabellum to reset, with allow each the second blade face described in partially overlap the first corresponding blade face, make fan component can there is the trend that meets electronic equipment slimming compared with little thickness.
Finally it should be noted that: above each embodiment, only in order to technological scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technological scheme that still can record aforementioned each embodiment is modified, or some or all of technical characteristics is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technological scheme.
Claims (10)
1. a fan component, is applicable to an electronic equipment, it is characterized in that, this fan component comprises:
One first fan, has one first shaft and multiple the first flabellum, and wherein respectively this first flabellum is connected in this first shaft and has one first blade face, and this first shaft has one first receiving groove;
One second fan, there is one second shaft and multiple the second flabellum, wherein respectively this second flabellum is connected in this second shaft and has one second blade face, and this second shaft is slidedly arranged on this first receiving groove along an axis, and those second flabellums correspond respectively to those the first flabellums; And
One actuation element, is coupled to this first shaft, and is suitable for driving this first fan along this axis rotation, and wherein this first fan is suitable for driving this second fan along this axis rotation,
Wherein, in the time that this second shaft slides into a primary importance and stretches out from this first receiving groove, respectively the part on this second blade face is not overlapped in the first blade face of this correspondence in the direction on the first blade face perpendicular to this correspondence.
2. fan component according to claim 1, it is characterized in that, in the time that this second shaft slides into a second place and is positioned at this first receiving groove, respectively this part on this second blade face is overlapped in the first blade face of this correspondence in the direction on the first blade face perpendicular to this correspondence;
Wherein respectively this first blade face and respectively this second blade face be parallel to this axis.
3. fan component according to claim 1, it is characterized in that, respectively this first flabellum has one second receiving groove, in the time that this second shaft is positioned at this primary importance, respectively this second flabellum stretches out from the second receiving groove of this correspondence, in the time that this second shaft is positioned at this second place, respectively this second flabellum is positioned at the second receiving groove of this correspondence.
4. fan component according to claim 3, it is characterized in that, in the time that this second shaft is positioned at this primary importance, respectively this second flabellum is positioned partially at first interior and corresponding with this flabellum interference of the second receiving groove of this correspondence, so that those first flabellums are suitable for driving those second flabellums rotations.
5. fan component according to claim 1, is characterized in that, this first shaft has a blocked part in this first receiving groove, and in the time that this second shaft is positioned at this primary importance, this blocked part stops this second shaft to be located away from this first shaft.
6. fan component according to claim 1, is characterized in that, this actuation element comprises at least one coil and be positioned at this first receiving groove, and this first shaft has a magnetic element, and this magnetic element configurations is in this first receiving groove and corresponding to this coil.
7. fan component according to claim 1, it is characterized in that, this electronic equipment comprises a main body and a lid, this lid is suitable for launching or is closed in this main body, this fan component is disposed at one of them of this main body and this lid, and when this lid closure is during in this main body, wherein another of this main body and this lid is limited in this second shaft in this first receiving groove, in the time that this lid is deployed in this main body, this second shaft is suitable for stretching out from this first receiving groove.
8. fan component according to claim 7, is characterized in that, in the time that this lid is deployed in this main body, this second shaft stretches out from this first receiving groove by gravity.
9. fan component according to claim 7, it is characterized in that, this electronic equipment also comprises a double-action mechanism, this double-action mechanism is disposed at one of them of this main body and this lid and is connected in this second shaft, in the time that this lid is deployed in this main body, this double-action mechanism drives this second shaft to stretch out from this first receiving groove.
10. fan component according to claim 7, it is characterized in that, this electronic equipment also comprises a connecting port, this connecting port is disposed on this lid, when this lid closure is during in this main body, this connecting port is hidden in this main body, and in the time that this lid is deployed in this main body, this connecting port is exposed out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310027895.3A CN103967836B (en) | 2013-01-24 | 2013-01-24 | Fan component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310027895.3A CN103967836B (en) | 2013-01-24 | 2013-01-24 | Fan component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103967836A true CN103967836A (en) | 2014-08-06 |
| CN103967836B CN103967836B (en) | 2016-04-27 |
Family
ID=51237731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310027895.3A Active CN103967836B (en) | 2013-01-24 | 2013-01-24 | Fan component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103967836B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332433A (en) * | 2017-08-21 | 2017-11-07 | 重庆路格科技有限公司 | Switching Power Supply heat abstractor |
| CN109185176A (en) * | 2018-10-22 | 2019-01-11 | 广州小乙科技有限公司 | A kind of sustainable water plug of draining based on lift automatic adjustment |
| CN110762043A (en) * | 2018-07-27 | 2020-02-07 | 宏碁股份有限公司 | Heat radiation module |
| CN111749929A (en) * | 2019-03-27 | 2020-10-09 | 仁宝电脑工业股份有限公司 | Fan module |
| CN111749926A (en) * | 2019-03-27 | 2020-10-09 | 仁宝电脑工业股份有限公司 | Fan module |
| CN111828377A (en) * | 2020-07-13 | 2020-10-27 | 王浩然 | Centrifugal fan impeller |
| CN111963456A (en) * | 2020-08-12 | 2020-11-20 | 李伟强 | Ventilation device capable of automatically adjusting air intake based on mine |
| CN112118703A (en) * | 2019-06-21 | 2020-12-22 | 仁宝电脑工业股份有限公司 | Heat radiation module |
| US11048309B2 (en) | 2018-07-02 | 2021-06-29 | Acer Incorporated | Heat dissipation module |
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| FR2256684A5 (en) * | 1973-12-28 | 1975-07-25 | Sev Marchal | Centrifugal fan with curved blades - has cylindrical blade portions on ends of blades |
| JPS6198994A (en) * | 1984-10-19 | 1986-05-17 | Matsushita Electric Ind Co Ltd | Sirocco fan |
| JPH06221299A (en) * | 1993-01-29 | 1994-08-09 | Toshiba Corp | Multiblade fan and manufacture therefor |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332433A (en) * | 2017-08-21 | 2017-11-07 | 重庆路格科技有限公司 | Switching Power Supply heat abstractor |
| US11048309B2 (en) | 2018-07-02 | 2021-06-29 | Acer Incorporated | Heat dissipation module |
| CN110762043B (en) * | 2018-07-27 | 2022-01-11 | 宏碁股份有限公司 | Heat radiation module |
| CN110762043A (en) * | 2018-07-27 | 2020-02-07 | 宏碁股份有限公司 | Heat radiation module |
| CN109185176A (en) * | 2018-10-22 | 2019-01-11 | 广州小乙科技有限公司 | A kind of sustainable water plug of draining based on lift automatic adjustment |
| CN111749929A (en) * | 2019-03-27 | 2020-10-09 | 仁宝电脑工业股份有限公司 | Fan module |
| CN111749926A (en) * | 2019-03-27 | 2020-10-09 | 仁宝电脑工业股份有限公司 | Fan module |
| US11480190B2 (en) | 2019-03-27 | 2022-10-25 | Compal Electronics, Inc. | Fan having first body and second body slidable relative to each other |
| CN111749929B (en) * | 2019-03-27 | 2022-05-03 | 仁宝电脑工业股份有限公司 | Fan module |
| CN112118703B (en) * | 2019-06-21 | 2023-05-23 | 仁宝电脑工业股份有限公司 | Heat radiation module |
| CN112118703A (en) * | 2019-06-21 | 2020-12-22 | 仁宝电脑工业股份有限公司 | Heat radiation module |
| CN111828377B (en) * | 2020-07-13 | 2021-11-30 | 湖南鑫宏源高科有限公司 | Centrifugal fan impeller |
| CN111828377A (en) * | 2020-07-13 | 2020-10-27 | 王浩然 | Centrifugal fan impeller |
| CN111963456B (en) * | 2020-08-12 | 2021-12-14 | 库车县榆树岭煤矿有限责任公司 | Ventilation device capable of automatically adjusting air intake based on mine |
| CN111963456A (en) * | 2020-08-12 | 2020-11-20 | 李伟强 | Ventilation device capable of automatically adjusting air intake based on mine |
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