CN201391484Y - Fan shell seat - Google Patents
Fan shell seat Download PDFInfo
- Publication number
- CN201391484Y CN201391484Y CN200920004342U CN200920004342U CN201391484Y CN 201391484 Y CN201391484 Y CN 201391484Y CN 200920004342 U CN200920004342 U CN 200920004342U CN 200920004342 U CN200920004342 U CN 200920004342U CN 201391484 Y CN201391484 Y CN 201391484Y
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- CN
- China
- Prior art keywords
- pedestal
- ribs
- wind
- fan case
- vent
- 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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Abstract
The utility model relates to a fan shell seat, which comprises a seat body, two vent holes, an assembly part, two supporting ribs and a wind outlet. The two vent holes and the assembly part are arranged at the bottom part of the seat body and the assembly part is arranged between the two vent holes. The two supporting ribs are formed at the adjacent part of the two vent holes. The two ends of the two supporting ribs are respectively connected with the bottom part of the seat body and the assembly part. The wind outlet is arranged at the side wall of the seat body. The seat body is divided into a wind outlet area and a wind storing area by a separation line. The wind outlet area is the area of the seat body close to the wind outlet and the wind storing area is the other area. The wind outlet area is not provided with any integrated supporting rib, thereby air does not form turbulent flow in the wind outlet area.
Description
Technical field
The utility model is about a kind of fan case seat, especially a kind of blower fan shell block of tool ventilated port.
Background technique
Existing blower fan shell block is as " SmallHeat-Dissipating Device, minitype heat radiating device " patent of invention case of No. the 20070222331st, U.S. Patent Publication.Please refer to shown in Figure 1ly, existing blower fan 9 roughly comprises a shell block 91, a stator 92 and an impeller 93.This shell block 91 is for having an open-topped pedestal, and it has a containing space; The bottom of this shell block 91 is provided with three vents 911, and the contraposition below this impeller 93 of these three vents 911 forms annular arrangement; This shell block 91 is provided with an assembly part 912 between three vents 911, this assembly part 912 is connected with the bottom of this shell block 91 via three ribs 913, and respectively this ribs 913 lays respectively at respectively between this vent 911; This stator 92 and impeller 93 are located in the containing space of this shell block 91, and are assembled on this assembly part 912; The open top of this shell block 91 is covered with a cover plate 94 in addition, and this cover plate 94 offers a wind inlet 941, this wind inlet 941 and the impeller 93 mutual contrapositions that are positioned at this containing space.Whereby, when this existing blower fan running, this impeller 93 can be simultaneously from this wind inlet 941 and this three vents 911 two-way suction gases, and this gas are concentrated send via an exhaust outlet 914 of this shell block 91.
Generally speaking, existing blower fan is for keeping whole fan air output and reducing noise content, this blower fan should reduce as far as possible in the wind outlet area (being the zone of Fig. 2 separation line a near a side of this exhaust outlet 914) near the exhaust outlet 914 of this shell block 91 this ribs 913 or other fan member are set, and takes place with the situation of avoiding flow-disturbing; Be that aforementioned existing blower fan is in order to be provided with this three vents 911 in these shell block 91 bottoms, go into air quantity to promote integral body, yet but in this air-out zone, form a complete ribs 913 unavoidably at least, cause gas stream when air-out is regional, is subjected to the interference of this ribs 913 easily and forms flow-disturbing, cause reducing the whole air output of existing blower fan, and therefore the overall noise amount also increases, so necessity of being improved is arranged.
The model utility content
The purpose of this utility model provides a kind of fan case seat, and main purpose is to keep the smooth degree in the air-out zone of this fan case seat, the flow-disturbing during with the minimizing air-out.
For reaching aforementioned goal of the invention, technological means that the utility model used and the effect that can reach by this technological means include:
A kind of fan case seat comprises a pedestal, two vents, an assembly part, two ribs and an exhaust outlet; This pedestal has a containing space and a side wall portion, and this containing space is formed between this side wall portion; This two vent and assembly part all are arranged at the bottom of this pedestal, and this assembly part is between this two vent; This two ribs is formed on the adjacent position of this two vent, and the two ends of this two ribs connect bottom and this assembly part of this pedestal respectively; This exhaust outlet is opened in the side wall portion of this pedestal.
Wherein this pedestal defines a separation line, and be boundary with this separation line, this pedestal to be distinguished a wind outlet area and hold the wind district, this wind outlet area is the zone of this pedestal near this exhaust outlet, this holds the wind district and then is another zone, and this wind outlet area is not provided with complete arbitrary ribs.
Whereby, when guaranteeing that gas passes through this wind outlet area, be not easy to form flow-disturbing, and then lifting fan integral body is gone into air quantity and air output, the purpose of the noise that is produced when reaching the reduction fan running simultaneously.
Described this two vent has different size, wherein contain this wind outlet area simultaneously and hold the wind district near the vent area of this exhaust outlet, this another vent then is positioned at the regional extent that this holds the wind district fully, the size of the vent of close this exhaust outlet is greater than the size of this another vent, make this two ribs all be positioned at this whereby and hold the wind district, and away from the wind outlet area of this pedestal, to reach the effect of avoiding gas in this wind outlet area, to form flow-disturbing.
The beneficial effects of the utility model are, be not provided with complete arbitrary ribs when guaranteeing that gas passes through this wind outlet area by wind outlet area at the fan pedestal, be not easy to form flow-disturbing, and then lifting fan integral body is gone into air quantity and air output, the effect of the noise that is produced when reaching the reduction fan running simultaneously.
Description of drawings
Fig. 1: existing fan case seat is applied to the exploded perspective view of blower fan.
Fig. 2: the plan view of existing fan case seat.
Fig. 3: the utility model fan case seat is applied to first embodiment's of blower fan three-dimensional exploded view.
Fig. 4: the plan view of the utility model first embodiment's fan case seat.
Fig. 5: the plan view of the utility model second embodiment's fan case seat.
Fig. 6: the utility model fan case seat is applied to the 3rd embodiment's of blower fan three-dimensional exploded view.
Fig. 7: the plan view of the utility model the 3rd embodiment's fan case seat.
Fig. 8: the plan view of the utility model the 4th embodiment's fan case seat.
The primary component symbol description:
1 pedestal, 10 containing spaces, 11 side wall portions, 2 vents
2 ' vent, 3 assembly part, 31 axle beds, 4 ribs
5 exhaust outlets, 6 cover plates, 60 containing spaces, 61 wind inlets
62 side wall portions, 7 stators, 8 impeller α wind outlet areas
β holds wind district a separation line b power circuit
9 blower fans, 91 shell blocks, 911 vents, 912 assembly part
913 ribs, 914 exhaust outlets, 92 stators, 93 impellers
94 cover plates, 941 wind inlet a separation lines
Embodiment
For above-mentioned and other purpose of the present utility model, feature and advantage can be become apparent, preferred embodiment of the present utility model cited below particularly, and conjunction with figs. are described in detail below:
Please refer to shown in Figure 3, fan case seat of the present utility model is the shell block of selecting the blower fan of two-way inlet air under this enforcement state, this fan case seat is for having an open-topped pedestal 1, two vents 2, an assembly part 3, two ribs 4, an exhaust outlet 5 and a cover plate 6, this pedestal 1 has a containing space 10 and a side wall portion 11, this containing space 10 is formed between this side wall portion 11, and a stator 7 of this blower fan and an impeller 8 are installed in this containing space 10; These cover plate 6 contrapositions are assembled in the open top of this pedestal 1, and this cover plate 6 is provided with a wind inlet 61, and when this cover plate 6 was covered on the open top of this pedestal 1, this wind inlet 61 was connected with this containing space 10; This two vent 2 is arranged the bottom that is arranged at this pedestal 1, this two vent 2 and impeller 8 contraposition mutually that is positioned at this containing space 10, and be communicated with this containing space 10; This assembly part 3 is rounded, and this assembly part 3 is located between this two vent 2, and this two ribs 4 is formed at the adjacent position of this two vent 2, and the two ends of this two ribs 4 are connected with the bottom and the assembly part 3 of this pedestal 1 respectively.In addition, this exhaust outlet 5 is opened in the side wall portion 11 of this pedestal 1, and gas is inhaled in this containing space 10 via this wind inlet 61 and vent 2 when this blower fan running, and via these exhaust outlet 5 outputs.
The major technique characteristics of the utility model fan case seat are: this pedestal 1 relative this impeller 8 radially on define a separation line a, utilize this separation line a this pedestal 1 can be distinguished a wind outlet area α and and hold wind district β, this wind outlet area α is the zone of this pedestal 1 near this exhaust outlet 5, and this holds wind district β and then is this pedestal 1 another zone away from this exhaust outlet 5.By this ribs 4 is not set, by this wind outlet area α the time, form flow-disturbing to avoid flowing gas in the scope of this wind outlet area α; In addition, because pedestal 1 of the present utility model only is provided with this two vent 2, make the utility model only need keep the ribs 4 of minimum number, gas is subjected to too much ribs 4 and stops and influence integral body and go into air quantity when reducing inlet air.
By the design concept of above-mentioned ribs 4, and according to this vent 2 and this wind outlet area α and hold the different of relative configuration between wind district β; And the variation of the different structure of this ribs 4, more perfect functions can be provided.Pedestal 1 of the present utility model roughly can further be divided into following several different mode of executions according to the technological concept of preceding announcement, and (it has only disclosed several preferred embodiments, other can reach the structural design of identical combination effect, must be covered by practical range of the present utility model), wherein:
Please refer to shown in Figure 4ly, its separation line a that discloses the utility model first embodiment is the most tangent near the end of this exhaust outlet 5 with this circular assembly part 3 diametrically.
Two ribs 4 of this pedestal 1 all are arranged at this and hold in the wind district β, and the end that this two ribs 4 connects this pedestal 1 is the other end angulation skew that is connected this assembly part 3 along gas flow direction (being same as the sense of rotation of this impeller 8) with this ribs 4, it is mobile towards this exhaust outlet 5 along the sense of rotation of this impeller 8 that this two ribs 4 can forward be guided this gas that holds in the wind district β when this impeller 8 rotates, and then avoid forming flow-disturbing in this holds wind district β; Again, a wherein vent 2 of this pedestal 1 is across this wind outlet area α simultaneously and holds in the wind district β, and this another vent 2 then is arranged at this fully and holds in the wind district β, and this two vent 2 has identical size.
Thus, because the utility model only keeps two ribs 4 of minimum number, to increase the whole inlet air area that this vent 2 constitutes, this two vent 2 can assist suction to go into air quantity more greatly when making this blower fan running; Moreover pedestal 1 of the present utility model is not provided with arbitrary ribs 4 or other supporting members in this wind outlet area α, and then when guaranteeing that gas enters this wind outlet area α, is difficult for producing flow-disturbing, to keep the fan air-supply smooth degree.Whereby, the utility model not only promotes the integral body of fan and goes into air quantity and air output, the noise content that produces in the time of also can reducing fan running simultaneously.
Please refer to shown in Figure 5ly, it discloses the utility model second embodiment's fan case seat, and this fan case seat comprises a pedestal 1, two vents 2, an assembly part 3, two ribs 4 and an exhaust outlet 5 equally.Wherein member and separation line a such as this pedestal 1, two vents 2, assembly part 3, exhaust outlet 5 are roughly the same with the structure characteristic that is disclosed among aforementioned first embodiment, so repeat no more.
Two ribs 4 that the utility model second embodiment is positioned at 2 of this two vents are of different sizes and structural change; The width of one end of two ribs, 4 these assembly part 3 of connection of present embodiment connects the width of the other end of these pedestal 1 bottoms less than this two ribs 4, make this two ribs 4 form a hole enlargement shape, guide this gas that holds in the wind district β whereby and flow towards this exhaust outlet 5, to avoid in this holds wind district β, forming flow-disturbing along this impeller 8.In addition, this two ribs 4 has the width of different size, ribs 4 of this big width not only can provide this assembly part 3 better structural strength, also can provide one bigger group and establish area, the ribs 4 that has large-size when being applied to the fan assembling for the utility model can be laid for a power circuit b, and then promotes the assembling convenience.
Please refer to shown in Figure 6ly, it discloses the utility model the 3rd embodiment's fan case seat, and this fan case seat comprises a pedestal 1, two vents 2, an assembly part 3, two ribs 4, an exhaust outlet 5 and a cover plate 6 equally.Wherein the pedestal 1 of present embodiment only is a horizontal plate, and this cover plate 6 has a containing space 60, and be provided with a wind inlet 61 and a side wall portion 62 in addition, this containing space 60 is between this side wall portion 62, and this wind inlet 61 is connected with this containing space 60 respectively with this exhaust outlet 5; In addition, this exhaust outlet 5 is opened in this side wall portion 62.
Please refer to shown in Figure 7, the separation line a of present embodiment is the central position (shaft core position that is equivalent to this impeller 8) by this assembly part 3 diametrically, and at least one lateral margin of this separation line a and this pedestal 1 is parallel to each other, this separation line a also distinguishes this pedestal 1 this wind outlet area α and holds wind district β, this wind outlet area α is the zone of this pedestal 1 near this exhaust outlet 5, and this holds wind district β and then is this pedestal 1 another zone away from this exhaust outlet 5.
Two ribs 4 of present embodiment just are arranged on this separation line a, its two be symmetrically formed the relative both sides of the axle bed 31 on this assembly part 3 respectively, and be parallel to each other with the ora terminalis of this exhaust outlet 5; So, the wind outlet area α of this pedestal 1 and hold the both sides that wind district β lays respectively at this two ribs 4, so that this two ribs 4 is across this wind outlet area α simultaneously and holds in the wind district β; Whereby, make this pedestal 1 in the scope of this wind outlet area α, not be provided with complete arbitrary ribs 4, by this wind outlet area α the time, form flow-disturbing to avoid flowing gas; In addition, because pedestal 1 of the present utility model only is provided with this two vent 2, make the utility model only need keep the ribs 4 of minimum number, gas is subjected to too much ribs 4 and stops and influence integral body and go into air quantity when reducing inlet air.
Please refer to shown in Figure 8ly, it discloses the utility model the 4th embodiment's fan case seat, and this fan case seat comprises a pedestal 1, two vents 2, an assembly part 3, two ribs 4 and an exhaust outlet 5 equally.Wherein member and separation line a such as this pedestal 1, assembly part 3, exhaust outlet 5 are roughly the same with the structure characteristic that is disclosed among aforementioned the 3rd embodiment, so repeat no more.
The utility model the 4th embodiment has two vents 2 equally, and this two vent 2 has different size, wherein the size of the vent 2 of close this exhaust outlet 5 is greater than this another vent 2 ', this two ribs 4 is all dropped in this scope of holding wind district β, and do not fall into the wind outlet area α of this pedestal 1 fully, to reduce gas forms flow-disturbing in this wind outlet area α situation generation.
Claims (23)
1, a kind of fan case seat is characterized in that, comprises:
A pedestal has a containing space and a side wall portion, and this containing space is formed between this side wall portion;
Two vents are arranged at the bottom of this pedestal, and are connected with this containing space;
An assembly part is arranged at the bottom of this pedestal, and between these two vents;
Two ribs are formed at this two positions that vent is adjacent, and the two ends of these two ribs connect bottom and this assembly part of this pedestal respectively; And
An exhaust outlet is located at the side wall portion of this pedestal;
Wherein this pedestal has a wind outlet area and one and holds the wind district, and this wind outlet area is the zone of this pedestal near this exhaust outlet, and this holds the wind district and is this pedestal another zone away from this exhaust outlet, and the wind outlet area of this pedestal is not provided with any complete ribs.
2, fan case seat according to claim 1 is characterized in that: this pedestal defines a separation line, and this separation line is the most tangent near the end of this exhaust outlet with this assembly part diametrically, and this separation line is divided into this pedestal this wind outlet area and held the wind district.
3, fan case seat according to claim 2 is characterized in that: described two ribs are arranged at the zone beyond this wind outlet area.
4, fan case seat according to claim 1, it is characterized in that: this pedestal defines a separation line, this separation line and this exhaust outlet ora terminalis are parallel to each other, and simultaneously by the central position of this assembly part, this separation line is divided into this pedestal this wind outlet area and held the wind district.
5, according to claim 1 or 4 described fan case seats, it is characterized in that: these two ribs are arranged on this separation line, and these two ribs are symmetrically formed respectively in the relative both sides of the central position of this assembly part.
6, according to claim 1 or 4 described fan case seats, it is characterized in that: one of them this vent is arranged at this wind outlet area, and wherein another this vent is arranged at this and holds the wind district.
7, according to claim 1,2,3 or 4 described fan case seats, it is characterized in that: the size of one of them this vent is greater than the size of another this vent wherein, this large-sized vent is near this exhaust outlet, and contain this wind outlet area simultaneously and hold the wind district, this undersized vent then is positioned at this and holds the wind district, and these two ribs all are positioned at this and hold the wind district.
8, according to claim 1,2,3 or 4 described fan case seats, it is characterized in that: the width of one of them this ribs is greater than the width of another this ribs wherein.
9, according to claim 1,2,3 or 4 described fan case seats, it is characterized in that: the end that this ribs connects this pedestal is the other end angulation skew that is connected this assembly part along gas flow direction with this ribs.
10, according to claim 1,2,3 or 4 described fan case seats, it is characterized in that: the width of the other end that the width of the end that this ribs is connected with this assembly part is connected with this pedestal bottom less than this ribs.
11, according to claim 1,2,3 or 4 described fan case seats, it is characterized in that: this fan case seat is provided with a cover plate in addition, this cover plate has a wind inlet, and this cover plate contraposition is assembled in this pedestal top, and this wind inlet is connected with the containing space of this pedestal.
12, a kind of fan case seat is characterized in that, comprises:
A pedestal has one and holds Feng Qu and a wind outlet area, and this holds the side that the wind district is positioned at this wind outlet area;
Two vents are arranged at this pedestal;
An assembly part is arranged at this pedestal, and between these two vents; And
Two ribs are formed at this two positions that vent is adjacent, and the two ends of these two ribs connect this pedestal and this assembly part respectively;
Wherein the wind outlet area of this pedestal is not provided with any complete ribs.
13, fan case seat according to claim 12 is characterized in that: this pedestal defines a separation line, and this separation line is tangent with the end of this assembly part diametrically, and at least one lateral margin of this separation line and this pedestal is parallel to each other.
14, fan case seat according to claim 13 is characterized in that: these two ribs are arranged at the zone beyond this wind outlet area.
15, fan case seat according to claim 12 is characterized in that: this pedestal defines a separation line, and this separation line is the central position by this assembly part diametrically, and at least one lateral margin of this separation line and this pedestal is parallel to each other.
16, according to claim 12 or 15 described fan case seats, it is characterized in that: described two ribs are arranged on this separation line, and these two ribs are symmetrically formed respectively in the relative both sides of the central position of this assembly part.
17, according to claim 12 or 15 described fan case seats, it is characterized in that: one of them this vent is arranged at this wind outlet area, and wherein another this vent is arranged at this and holds the wind district.
18, according to claim 12,13,14 or 15 described fan case seats, it is characterized in that: the size of one of them this vent is greater than the size of another this vent wherein, this large-sized vent is contained this wind outlet area simultaneously and is held the wind district, this undersized vent then is positioned at this fully and holds the wind district, and two these ribs all are positioned at this and hold the wind district.
19, according to claim 12,13,14 or 15 described fan case seats, it is characterized in that: the width of one of them this ribs is greater than the width of another this ribs wherein.
20, according to claim 12,13,14 or 15 described fan case seats, it is characterized in that: the end that this ribs connects this pedestal is the other end angulation skew that is connected this assembly part along gas flow direction with this ribs.
21, according to claim 12,13,14 or 15 described fan case seats, it is characterized in that: the width of the other end that the width of the end that this ribs is connected with this assembly part is connected with this pedestal bottom less than this ribs.
22, according to claim 12,13,14 or 15 described fan case seats, it is characterized in that: this fan case seat is provided with a cover plate in addition, this cover plate has a containing space, a wind inlet and a side wall portion, this cover plate contraposition is assembled in this pedestal one side, this containing space is formed between this side wall portion, and this wind inlet is connected with this containing space.
23, fan case seat according to claim 22 is characterized in that: this fan case seat has an exhaust outlet in addition, and this exhaust outlet is opened in the side wall portion of this cover plate and is connected with this containing space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920004342U CN201391484Y (en) | 2009-02-04 | 2009-02-04 | Fan shell seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920004342U CN201391484Y (en) | 2009-02-04 | 2009-02-04 | Fan shell seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391484Y true CN201391484Y (en) | 2010-01-27 |
Family
ID=41598311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920004342U Expired - Lifetime CN201391484Y (en) | 2009-02-04 | 2009-02-04 | Fan shell seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201391484Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218641A (en) * | 2010-04-19 | 2011-10-19 | 昆山广兴电子有限公司 | Manufacturing method of metal fan frame |
| CN101793265B (en) * | 2009-02-04 | 2012-10-10 | 昆山广兴电子有限公司 | Fan casing base |
| CN104454635A (en) * | 2013-09-18 | 2015-03-25 | 佛山市建准电子有限公司 | Blowing fan |
-
2009
- 2009-02-04 CN CN200920004342U patent/CN201391484Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101793265B (en) * | 2009-02-04 | 2012-10-10 | 昆山广兴电子有限公司 | Fan casing base |
| CN102218641A (en) * | 2010-04-19 | 2011-10-19 | 昆山广兴电子有限公司 | Manufacturing method of metal fan frame |
| CN104454635A (en) * | 2013-09-18 | 2015-03-25 | 佛山市建准电子有限公司 | Blowing fan |
| CN104454635B (en) * | 2013-09-18 | 2017-03-08 | 佛山市建准电子有限公司 | Blower fan |
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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: 20100127 Effective date of abandoning: 20090204 |