CN103781315A - Machine case - Google Patents
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- CN103781315A CN103781315A CN201410036741.5A CN201410036741A CN103781315A CN 103781315 A CN103781315 A CN 103781315A CN 201410036741 A CN201410036741 A CN 201410036741A CN 103781315 A CN103781315 A CN 103781315A
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- fan frame
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Abstract
The invention provides a machine case. The machine case comprises a front panel arranged on the front portion, a rear panel arranged on the rear portion, panels arranged at the left side and the right side and panels arranged at the upper end and the lower end. A groove allowing a PCB to be vertically inserted is formed inside the machine case. An air outlet zone is arranged at the top inside the machine case. An air inlet zone is arranged at the bottom inside the machine case. An air outlet communicated with the air outlet zone is formed in the upper portion of the rear panel of the machine case. An air inlet communicated with the air inlet zone is formed in the lower portion of the front panel of the machine case. The air outlet zone or the air inlet zone is provided with a fan frame matched with the air outlet or the air inlet. Multiple fans are arranged in the fan frame obliquely. The front portion, connected with the front panel, of the fan frame is higher than the rear portion, connected with the rear panel, of the fan frame. According to the technical scheme, the heat dissipation effect of the machine case can be effectively improved.
Description
Technical field
The present invention relates to electronic equipment dissipating heat technical field, relate in particular to a kind of cabinet.
Background technology
Now electronic equipment performance strengthens day by day, is arranged on PCB(printed circuit board (PCB) in equipment) power consumption of various components and parts on plate is more and more higher, and the heat-sinking capability that how to strengthen electronic equipment also becomes a difficult problem.At present, electronic equipment normally exists with the form of cabinet, is all installed in cabinet according to certain arrangement mode/assembling mode by electronic component, meanwhile, corresponding thermal component can be set in cabinet, to meet the heat radiation needs of electronic equipment.
In existing techniques in realizing; conventionally can air inlet and air outlet be set respectively on bottom and the top of cabinet; and at air inlet and/or air outlet place, fan is set; to utilize fan exhausting; the mode that forms negative pressure, enters cabinet by cold wind from air inlet, and the heat producing with electronic component in cabinet carries out heat exchange; form hot blast and discharge from air outlet, thereby can realize the heat radiation to electronic unit in cabinet.
Under normal circumstances, in cabinet, the installation site of electronic unit is normally by certain regularly arranged, and the radiating requirements of different electronic units is not identical, for example, in existing cabinet, high power consumption, the components and parts that radiating requirements is large are arranged on cabinet rear portion conventionally, components and parts low in energy consumption, radiating requirements is little are arranged on cabinet front portion, and the intake that now cabinet rear portion needs will be more, and the anterior intake needing will be less.Therefore, in prior art, for meeting the needs of the intake of zones of different in cabinet, conventionally can adopt the fan that different capacity is set for zones of different, for example, fan power corresponding cabinet rear portion be improved; Also can, at air inlet place, sloping baffle be set, so that air intake region is divided into two parts, to realize the control of zones of different intake.
But, in prior art, adopt the fan of different capacity, between the fan of different capacity, can produce larger leeway, so the little fan corresponding region of blast easily forms backflow, heat-sinking capability variation; And by the mode of sloping baffle is set at air intake vent, can form larger resistance to air intake, also can exist cabinet inside to reflux and the inhomogeneous phenomenon of Flow Field Distribution simultaneously.And this all can affect the radiating effect of cabinet inside electronic equipment.
Summary of the invention
In view of this, the invention provides a kind of cabinet, described cabinet comprises the front panel and the rear board that are separately positioned on front and rear, is arranged on the panel of the left and right sides, and is arranged on the panel at upper and lower two ends; Described cabinet inside is provided with is convenient to the groove position that pcb board vertically inserts, wherein:
Top in described cabinet is provided with air-out region, bottom in described cabinet is provided with inlet air region, the top of the rear board of described cabinet arranges the air outlet with described air-out regional connectivity, and the bottom of the front panel of described cabinet is provided with the air intake vent with described inlet air regional connectivity;
In described air-out region or inlet air region, be provided with the fan frame coordinating with air outlet or air intake vent, in described fan frame, be provided with multiple fans;
Described fan frame is obliquely installed, and the front portion of the fan frame being connected with front panel is higher than the rear portion of the fan frame being connected with rear board.
Further, the inclination angle of described fan frame is α, wherein 3 degree≤α≤20 degree.
Further, in one implementation, in described air-out region, be provided with described fan frame; In described inlet air region, be provided with the second fan frame, described the second fan frame is horizontally disposed with or is obliquely installed, and the inclination angle of described the second fan frame while being obliquely installed be β 1, and β 1 is greater than 0 degree, and is less than or equal to the inclined angle alpha of described fan frame.
Further, in another implementation, in described air-out region, be provided with described fan frame; There is diversion component at described air intake region division, on described diversion component, be provided with multiple flow deflectors; Described diversion component is obliquely installed, and the front portion being connected with the front panel of described cabinet is higher than the rear portion being connected with the rear board of described cabinet, and described multiple flow deflector from front portion backward portion be arranged in order setting.
Further, the angle of inclination of described diversion component is β 2, wherein 3 degree≤β 2≤20 degree; Or β 2 equals the inclined angle alpha of described fan frame.
Further, the angle between flow deflector and fan frame in described diversion component is δ, wherein 70 degree≤δ≤130 degree.
Further, on described fan frame, be also provided with wind deflector, described fan frame is become at least two regions with the Region Segmentation that described air-out region, air outlet form.
Further, in described inlet air region, the position relative with described air intake vent is provided with sloping baffle.
Further, described cabinet inside is provided with multi-layer groove position, and each groove is provided with diversion component between position.
The fan frame that the present invention tilts at air intake region or the air-out region division of cabinet, reduces the gas-flow resistance at cabinet rear portion, thereby is conducive to the heat radiation at cabinet rear portion, can also effectively avoid the generation in air return district, has improved the effect of case radiation.
Accompanying drawing explanation
Fig. 1 is a kind of casing structure schematic diagram provided by the invention.
Fig. 2 is a kind of structural representation of cabinet fan frame provided by the invention.
Fig. 3-1st, in prior art, air is at the circulation path of cabinet inside.
Fig. 3-2 and Fig. 3-3rd, in cabinet provided by the invention, air is at the circulation path of cabinet inside.
Fig. 4 is another kind of casing structure schematic diagram provided by the invention.
Fig. 5 is that in the present invention, diversion component is arranged at the schematic diagram between the layer of groove position.
Embodiment
The invention provides a kind of cabinet, as shown in Figure 1, described cabinet 100 generally includes the front panel 10 and the rear board 20 that are separately positioned on front and rear, (Fig. 1 is cabinet end view to be arranged on the panel of the left and right sides, the panel of the cabinet left and right sides is not shown), and be arranged on the panel (in figure not label) at upper and lower two ends.Be provided with in the inside of cabinet 100 and be convenient to the groove position 110 that pcb board vertically inserts, extend along the fore-and-aft direction of cabinet this groove position 110, and its opening is arranged on case front panel 10, and pcb board, by the opening of groove position 110, inserts cabinet inside from front to back.
Wherein, the top in cabinet is provided with air-out region 120, is provided with on rear board 20 tops of cabinet the air outlet 121 being communicated with this air-out region 120.Answer in contrast, the bottom in cabinet arranges inlet air region 130, in the bottom of the front panel 10 of cabinet, the air intake vent 131 being communicated with described inlet air region 130 is set.This cabinet 100 is bottom inlet airs, the set-up mode of top air draft.
In the time that cabinet 100 is carried out to ventilation and heat, air-flow enters cabinet from air intake vent 131 conventionally, through inlet air region 130 and cabinet inside, arrive air-out region 120, finally flow out from air outlet 121, to take the heat in cabinet 100 out of cabinet, thereby reach the object of heat radiation.
In air-out region 120 or inlet air region 130 be provided with the fan frame 122 coordinating with air outlet 121 or air intake vent 131, in described fan frame, be provided with multiple fans 123, and this fan frame 122 is obliquely installed, the front portion of the fan frame 122 being connected with front panel 10 is higher than the rear portion of the fan frame 122 being connected with rear board 20, and fan frame is successively tilted to lower installation in the past.Like this, be obliquely installed by fan frame 122, the gas-flow resistance at cabinet rear portion is reduced, thereby be conducive to the heat radiation at cabinet rear portion.
Here it should be noted that, said fans frame generally includes multiple similar grid-like fan frame unit, in each fan frame unit, a fan can be set.Generally, fan frame can form (as shown in Figure 2) by 9 fan frame unit (3 × 3), or is made up of 16 fan frame unit (4 × 4), and the number of fan frame unit also can be set according to the size of cabinet top panel.The concrete structure of fan frame, and be not particularly limited in mounting means the present invention of fan, as long as whole fan frame is obliquely installed.
In addition, please refer to Fig. 1, in the time that fan frame 122 is obliquely installed, if be arranged on air-out region 120, the rear end of fan frame 122 is usually less than the lower limb of air outlet 121 so, to realize and the coordinating of air outlet, realizes the discharge of wind; If be arranged on inlet air region 130, the front end of fan frame 122 is usually above the top edge of air intake vent 131 so, to realize and the coordinating of air inlet, realizes entering of wind.In order to guarantee radiating effect, the angle of inclination of fan frame 122 is conventionally in the scope of [3,20], and specifically, fan frame 122 is α with the angle of cabinet bottom surface, and namely the inclination angle of fan frame 122 is α, wherein 3 degree≤α≤20 degree.Wherein, the inclination angle of fan frame 122 also can, not within the scope of this, confirm but pass through test of many times, does like this and just cannot obtain good radiating effect.
According to above description, can know and know, fan frame 122 can be arranged on the air-out region 120 in cabinet, also can be arranged on the inlet air region 130 in cabinet, in order better to explain the present invention, be next arranged on air-out region 120 take fan frame 122 and be described in detail as example.
Because air-out region is provided with the fan frame 122 of inclination, relative set also will be carried out in corresponding with air-out region so inlet air region 130, in a preferred embodiment, can fan frame be set (in order to distinguish with the fan frame of air-out region division in inlet air region 130, below the fan frame of inlet air region division is called to the second fan frame), or at inlet air region division diversion component.For the setting in above-mentioned two kinds of inlet air regions 130, will describe respectively below.
How the inlet air region of paper in cabinet provided by the invention arranges the second fan frame.
Please refer to Fig. 1, described the second fan frame 132 is can be with respect to cabinet bottom surface parallel or be obliquely installed.If the second fan frame 132 is obliquely installed, the angle of the second fan frame 132 and cabinet bottom surface so, namely inclination angle is β 1, and β 1 is greater than 0 degree, and is less than or equal to the inclined angle alpha of described fan frame 122.Preferably, the second fan frame can be arranged in parallel with the fan frame of air-out region division.In prior art, due to air current flow direction in cabinet, can cause air return district, as shown in Fig. 3-1.The second fan frame 132 in the present invention is all obliquely installed with the fan frame 122 at cabinet top, makes the air-flow in cabinet flow out smoothly cabinet, can be in formation recirculating zone, inside, as shown in Fig. 3-2.
Can find out, at inlet air region division fan frame, and while being obliquely installed, can be together with being inclined at the fan frame in air-out region, realize best radiating effect, only it will be understood by those skilled in the art that in air-out region or inlet air regional dip arranges fan frame, can there is equally the effect that improves radiating effect.
Described inlet air region 130, except the second fan frame can be set, can also arrange diversion component, next how introduces at inlet air region division diversion component.
Please refer to Fig. 4, on described diversion component, be provided with multiple flow deflectors 133, and this diversion component is obliquely installed, and the front portion being connected with the front panel 10 of described cabinet is higher than the rear portion being connected with the rear board 20 of described cabinet, and described multiple flow deflector 133 extends along left and right directions, and from front portion, portion is arranged in order setting backward.This setup, similar with the effect that above-mentioned the second fan frame 132 plays, can carry out suitable guiding to air-flow, to avoid it to produce and reflux, circulation of air path is as shown in Fig. 3-3.Specifically, the angle of inclination of described diversion component, namely the flow deflector 133 lower limb place planes on diversion component and the angle of cabinet bottom surface are β 2, wherein 3 degree≤β 2≤20 degree, or β 2 also can equal the inclined angle alpha of described fan frame, the distance between adjacent two flow deflectors 133 is generally 10mm.Also it should be noted that, the angle between flow deflector and fan frame in described diversion component is δ, wherein 70≤δ≤130 degree.In prior art, flow deflector is generally perpendicular to cabinet bottom, but this setup can make air-flow vertical with cabinet bottom surface, the air return district of so easy formation as shown in Fig. 3-1.And flow deflector provided by the present invention, because be to be obliquely installed, air-flow can form an angle with cabinet bottom surface, but not vertical angle so just can be avoided the generation in air return district.Certainly in the present invention, be obliquely installed in air-out region under the prerequisite of fan frame, also do not limit flow deflector and vertically arrange, be just obliquely installed diversion component and there is more radiating effect.
In addition, the present invention can also arrange wind deflector 124 on the basis of above-mentioned two kinds of embodiments, please refer to Fig. 1 and Fig. 4, and described wind deflector 124 becomes at least two regions by described fan frame 122 with the Region Segmentation that described air-out region 120, air outlet 121 form.Specifically, described wind deflector 124 extends along left and right directions, and be arranged in order from front to back, be arranged at fan frame 122 tops, one end is connected with fan frame 122, its link position is between former and later two fan frame unit, between adjacent two wind deflectors 124, after the vertical projecting line of wind deflector 124 lower limbs of the vertical projecting line of forward wind deflector 124 top edges after leaning on.The present invention is the matching design with wind deflector 124 by described fan frame 122, further adjusts cabinet 100 back gas-flow resistances, and reasonable distribution air quantity improves radiating efficiency.
In the present invention, also can be at inlet air region division sloping baffle, to adjust air intake, particularly, the fan frame that can have inclination at inlet air region division, at inlet air region division sloping baffle 134.Please refer to Fig. 1, described sloping baffle 134 is arranged in inlet air region 130, the position corresponding with air intake vent 131.Specifically, this sloping baffle 134 extends along left and right directions, and is arranged in order from front to back, and one end is connected with cabinet bottom surface, conventionally be arranged at the below of the second fan frame 132, match with the second fan frame 132, further adjust the air intake direction in inlet air region 130.It will be understood by those skilled in the art that in the time of inlet air region division diversion component, if there is certain distance on link position and the ground of diversion component and cabinet rear board, sloping baffle also can be set.
In actual application, cabinet inside may be individual layer groove position, may be also multi-layer groove position, above-mentioned fan frame, wind deflector, wind-guiding swash plate and be arranged on the diversion component in inlet air region, they both can be applied to individual layer groove position, also can be applied to multi-layer groove position.But in the cabinet of multi-layer groove position, it is more difficult that the heat radiation of its groove position, upper strata can be compared lower floor's groove position, therefore, being provided with in the cabinet of multi-layer groove position, can also between each groove position, diversion component be set, as shown in Figure 5.Specifically, described diversion component be arranged on that diversion component in inlet air region is the same is all provided with multiple flow deflectors 133, this diversion component can be obliquely installed, but diversion component in inlet air region is different from being arranged on, and the diversion component being arranged between groove position also can be parallel with cabinet bottom surface.
Above-mentioned to air-out region division tilt wind deflector, be illustrated at inlet air region division fan frame and diversion component, in practical application, inlet air region division tilt fan frame can there is similar effect, do not repeat them here.
Above provided embodiment, only for preferred embodiment, in fact in actual applications, can according to actual needs, carry out reasonable combination, if in inlet air region or air-out region be provided with the wind deflector of inclination.For example, the fan frame that can tilt at inlet air region division, at air-out region division wind deflector etc.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of protection of the invention.
Claims (9)
1. a cabinet, described cabinet comprises the front panel and the rear board that are separately positioned on front and rear, is arranged on the panel of the left and right sides, and is arranged on the panel at upper and lower two ends; Described cabinet inside is provided with is convenient to the groove position that pcb board vertically inserts, and it is characterized in that:
Top in described cabinet is provided with air-out region, bottom in described cabinet is provided with inlet air region, the top of the rear board of described cabinet arranges the air outlet with described air-out regional connectivity, and the bottom of the front panel of described cabinet is provided with the air intake vent with described inlet air regional connectivity;
In described air-out region or inlet air region, be provided with the fan frame coordinating with air outlet or air intake vent, in described fan frame, be provided with multiple fans;
Described fan frame is obliquely installed, and the front portion of the fan frame being connected with front panel is higher than the rear portion of the fan frame being connected with rear board.
2. cabinet according to claim 1, is characterized in that, the inclination angle of described fan frame is α, wherein 3 degree≤α≤20 degree.
3. cabinet according to claim 1, is characterized in that, in described air-out region, is provided with described fan frame;
In described inlet air region, be provided with the second fan frame, described the second fan frame is horizontally disposed with or is obliquely installed, and the inclination angle of described the second fan frame while being obliquely installed be β 1, and β 1 is greater than 0 degree, and is less than or equal to the inclined angle alpha of described fan frame.
4. cabinet according to claim 1, is characterized in that, in described air-out region, is provided with described fan frame;
There is diversion component at described air intake region division, on described diversion component, be provided with multiple flow deflectors;
Described diversion component is obliquely installed, and the front portion being connected with the front panel of described cabinet is higher than the rear portion being connected with the rear board of described cabinet, and described multiple flow deflector from front portion backward portion be arranged in order setting.
5. cabinet according to claim 4, is characterized in that, the angle of inclination of described diversion component is β 2, wherein 3 degree≤β 2≤20 degree; Or β 2 equals the inclined angle alpha of described fan frame.
6. cabinet according to claim 4, is characterized in that, the angle between flow deflector and fan frame in described diversion component is δ, wherein 70 degree≤δ≤130 degree.
7. according to the arbitrary described cabinet of claim 3-6, it is characterized in that, on described fan frame, be also provided with wind deflector, described fan frame is become at least two regions with the Region Segmentation that described air-out region, air outlet form.
8. according to the arbitrary described cabinet of claim 3-6, it is characterized in that, in described inlet air region, the position relative with described air intake vent is provided with sloping baffle.
9. cabinet according to claim 1, is characterized in that, described cabinet inside is provided with multi-layer groove position, and each groove is provided with diversion component between position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410036741.5A CN103781315A (en) | 2014-01-24 | 2014-01-24 | Machine case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410036741.5A CN103781315A (en) | 2014-01-24 | 2014-01-24 | Machine case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103781315A true CN103781315A (en) | 2014-05-07 |
Family
ID=50572970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410036741.5A Pending CN103781315A (en) | 2014-01-24 | 2014-01-24 | Machine case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103781315A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219909A (en) * | 2017-08-03 | 2017-09-29 | 合肥利元杰信息科技有限公司 | A kind of good computer host box that radiates |
| CN107426947A (en) * | 2017-06-30 | 2017-12-01 | 厦门科华恒盛股份有限公司 | A kind of radiator structure of charging pile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427616A (en) * | 2006-03-20 | 2009-05-06 | 弗莱克斯电子有限责任公司 | Increasing air inlet/outlet size for electronics chassis |
| CN101697668A (en) * | 2009-10-22 | 2010-04-21 | 宁波隆兴电信设备制造有限公司 | Outdoor cabinet with air channel structure |
| CN201928566U (en) * | 2010-12-15 | 2011-08-10 | 深圳市中兴新通讯设备有限公司 | Heat exchanger and communication cabinet applying same |
| CN103307719A (en) * | 2013-03-19 | 2013-09-18 | 海尔集团公司 | Air conditioner air supply device with flow deflectors |
-
2014
- 2014-01-24 CN CN201410036741.5A patent/CN103781315A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427616A (en) * | 2006-03-20 | 2009-05-06 | 弗莱克斯电子有限责任公司 | Increasing air inlet/outlet size for electronics chassis |
| CN101697668A (en) * | 2009-10-22 | 2010-04-21 | 宁波隆兴电信设备制造有限公司 | Outdoor cabinet with air channel structure |
| CN201928566U (en) * | 2010-12-15 | 2011-08-10 | 深圳市中兴新通讯设备有限公司 | Heat exchanger and communication cabinet applying same |
| CN103307719A (en) * | 2013-03-19 | 2013-09-18 | 海尔集团公司 | Air conditioner air supply device with flow deflectors |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107426947A (en) * | 2017-06-30 | 2017-12-01 | 厦门科华恒盛股份有限公司 | A kind of radiator structure of charging pile |
| CN107219909A (en) * | 2017-08-03 | 2017-09-29 | 合肥利元杰信息科技有限公司 | A kind of good computer host box that radiates |
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Application publication date: 20140507 |
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