CN107454810A - A kind of communication equipment with multiple rear plug-in cards - Google Patents
A kind of communication equipment with multiple rear plug-in cards Download PDFInfo
- Publication number
- CN107454810A CN107454810A CN201710837759.9A CN201710837759A CN107454810A CN 107454810 A CN107454810 A CN 107454810A CN 201710837759 A CN201710837759 A CN 201710837759A CN 107454810 A CN107454810 A CN 107454810A
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- plug
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- cabinet
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- 238000004891 communication Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 claims description 4
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000026683 transduction Effects 0.000 description 3
- 238000010361 transduction Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
- H05K7/20554—Forced ventilation of a gaseous coolant
- H05K7/20563—Forced ventilation of a gaseous coolant within sub-racks for removing heat from electronic boards
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The invention provides a kind of communication equipment with multiple rear plug-in cards, including：Cabinet, middle card, multiple preceding plug-in cards and multiple rear plug-in cards, preceding plug-in card is horizontal to be inserted on middle card, and rear plug-in card is perpendicular to be inserted on middle card, and the board air intake side of rear plug-in card is located at the bottom of rear plug-in card, and multiple air ejector fans have been arranged side by side on the rear board side of each rear plug-in card；Guide assembly is respectively arranged with the top and bottom of the rear side plate face of middle card；Multiple slide rails, corresponding equivalent to one groove bit space of two slide rails are provided with guide assembly；Plug-in card is plugged on middle card by slide rail afterwards；At least three groove bit space arranged in parallel is provided with electronic installation；Wherein, plug-in card occupies a groove bit space respectively after two first kind, and plug-in card occupies same groove bit space jointly after two the second classes；It is provided with least two thermal devices after each first kind on plug-in card, a thermal device is provided with plug-in card after each second class.Radiating efficiency can be effectively improved using the present invention, and make it that cabinet is more compact.
Description
Technical field
The application is related to the technical field of heat dissipation of electronic equipment, more particularly to a kind of communication with multiple rear plug-in cards is set
It is standby.
Background technology
In the prior art, some electronic equipments include cabinet, the backboard positioned at cabinet inside and the front side in backboard
The plug-in card and power supply arranged with rear side with quadrature configuration.In order to realize radiating, the cabinet inside of above-mentioned electronic equipment typically can
Fan is installed on cabinet, correspondingly, need to also be formed and be available for by the air channel of the air current flow of fans drive in cabinet inside.
Above-mentioned this orthohormbic structure is usually by backboard, front card, back card/back board and is exclusively used in front card and back card/back board
Radiating wind path form.In this orthohormbic structure, the horizontal slotting, back card/back board of front card can be used to erect and insert or erected using front card
Insert, the horizontal plug in veneer arrangement mode of back card/back board.For example, number of patent application be 201110339954.1, it is entitled《Radiating
System and the electronic equipment with the cooling system》Chinese invention patent in, disclose such a electronic equipment dissipate
Hot systems.Referring to Fig. 1, the electronic equipment 200 has backboard 120, front card 110 and back card/back board 130, and front card 110 is plugged in
In the front side plate face of backboard 120, back card/back board 130 is plugged in the rear side plate face of backboard 120., should in order to be radiated to back card/back board 130
Z-type radiating wind path as indicated by the dashed arrow in fig. 1 is employed in electronic equipment.The inlet conduits 210 of Z-type radiating wind path
In the side of backboard (i.e. cabinet bottom), and exhaust air flue 220 is then located at the opposite side (i.e. enclosure top) of backboard；Meanwhile
Fan component 310 is provided with the air outlet of exhaust air flue 220, the fan component 310 is provided on cabinet.Due to needing
Increase above-mentioned exhaust air flue 220 at the top of cabinet, it is therefore desirable to increase the height of whole cabinet, could provide in the chassis specially
Space for exhaust air flue 220；Moreover, if device setting up and down is provided with back card/back board 130 (for example, shown in Fig. 1
Device 1301 and 1302), then when it is distinguished and admirable pass through these devices when, due to heat can transduction cascade, therefore will be to rear class device
The radiating of part (for example, 1302 shown in Fig. 1) adversely affects.
The content of the invention
In view of this, the invention provides a kind of communication equipment with multiple rear plug-in cards, so as to effectively improve
Radiating efficiency, and make it that cabinet is more compact.
What technical scheme was specifically realized in：
A kind of communication equipment with multiple rear plug-in cards, including：Cabinet, middle card, multiple preceding plug-in cards and multiple rear plug-in cards, institute
The middle middle part blocked and be arranged on the cabinet is stated, the preceding plug-in card is plugged in the front side plate face of middle card using horizontal slotting mode, described
Plug-in card is plugged in the rear side plate face of middle card using perpendicular slotting mode afterwards；
The bottom of the front panel of the cabinet is provided with case air inlet, and the board air intake side of the rear plug-in card is positioned at described
The bottom of plug-in card afterwards, it is each that multiple air ejector fans have been arranged side by side on the rear board side of plug-in card afterwards；Wherein, plug-in card after described
Board air intake side and the rear board side of the rear plug-in card are adjacent edge；
The top of the middle card is connected with the top of the cabinet, the top and bottom difference of the rear side plate face of the middle card
It is provided with guide assembly；
The slide rail that multiple length directions along the cabinet be arranged in parallel is provided with the guide assembly, it is upper and lower two
Equivalent to one groove bit space of two slide rails corresponding on guide assembly；Plug-in card passes through the slide rail on the guide assembly after described
It is plugged into the rear side plate face of the middle card；
At least three groove bit space arranged in parallel is provided with the electronic installation；
Wherein, plug-in card occupies a groove bit space respectively after two first kind in the multiple rear plug-in card, the multiple
Plug-in card occupies same groove bit space jointly after two the second classes in plug-in card afterwards；It is respectively provided with after each first kind on plug-in card
There are at least two thermal devices, a thermal device is provided with plug-in card after each second class.
Preferably, the case air inlet is located at the middle part of the downside of the preceding plug-in card.
Preferably, the first baffle between the thermal device and the air ejector fan is additionally provided with after described on plug-in card
Plate；Angular position of the initiating terminal of first flow-stopping plate between the board air intake side and rear board side, end position
In the side of the thermal device.
Preferably, air ejector fan of the air ejector fan for support hot plug.
Preferably, the air ejector fan for supporting hot plug includes：Fan body, fixture, structural member slide rail, PCB subcards；
It is provided with after described on plug-in card：Fan groove position, edge-board connector；
The fan body is fixed on the structural member slide rail by the fixture, and is inserted by the structural member slide rail
Afterwards in the fan groove position of plug-in card；The PCB subcards are arranged on the front end of the fan body, and are inserted into the edge-board connector of rear plug-in card
In.
The fan body is locked in the fan preferably, being additionally provided with to have on the air ejector fan of the support hot plug
Self-locking structure in groove position；The self-locking state of air ejector fan can be released by pressing the self-locking structure, from the rear plug-in card
The air ejector fan of the support hot plug is extracted in fan groove position.
As above it is visible, in the communication equipment with multiple rear plug-in cards in the present invention, because air ejector fan is not peace
Mounted in the back of cabinet, but it is directly installed on the rear board side of rear plug-in card, therefore and need not be set at the top of cabinet
Exhaust air flue is put, used air channel is not take up additional space, so as to ensure on the premise of cabinet height is not increased
Effectively radiating, radiating efficiency is effectively improved, and make it that cabinet is more compact；Simultaneously as air ejector fan is to be mounted directly
After each on plug-in card, thus by above-mentioned inlet air passage and enter the distinguished and admirable of rear plug-in card via the side S of rear plug-in card can be with
By scattered export, so as to effectively mitigate or eliminate the heat dissipation problem caused by heat conducts, and without in machine
The rear portion of case is separately provided independent fan frame, does not interfere with the plug of each rear plug-in card.
Brief description of the drawings
Fig. 1 is the side view of the cooling system of electronic equipment of the prior art.
Fig. 2 is the three-dimensional signal with the orthohormbic structure in the communication equipment of multiple rear plug-in cards in the embodiment of the present invention
Figure.
Fig. 3 is vertical behind the cabinet removal cabinet side of the communication equipment with multiple rear plug-in cards in the embodiment of the present invention
Body schematic diagram.
Fig. 4 is the backsight of the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the present invention
Figure.
Fig. 5 is that the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the present invention removes cabinet
Top view after top surface.
Fig. 6 is that the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the invention one removes cabinet side
Right view afterwards.
Fig. 7 is that the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the invention two removes cabinet side
Right view afterwards.
Fig. 8 is the side view after 90 ° of rear plug-in card right-hand rotation in the specific embodiment of the invention two.
Fig. 9 is the side view of the radiator in the specific embodiment of the invention two.
Figure 10 is the schematic perspective view of the rear plug-in card in the specific embodiment of the invention two.
Figure 11 is that the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the invention three removes cabinet side
Right view behind face.
Embodiment
For technical scheme and advantage is more clearly understood, below in conjunction with drawings and the specific embodiments, to this
Invention is described in further detail.
The invention provides a kind of communication equipment with plug-in cards after multiple, so as to effectively improve radiating efficiency,
And make it that cabinet is more compact.
In the communication equipment with multiple rear plug-in cards of the present invention, there is cabinet, and phase is provided with the cabinet
The orthohormbic structure answered.
For example, Fig. 2 is the solid with the orthohormbic structure in the communication equipment of multiple rear plug-in cards in the embodiment of the present invention
Schematic diagram, Fig. 3 are vertical behind the cabinet removal cabinet side of the communication equipment with multiple rear plug-in cards in the embodiment of the present invention
Body schematic diagram.As shown in Figures 2 and 3, the orthohormbic structure having in the communication equipment of multiple rear plug-in cards in the embodiment of the present invention
Including：Multiple preceding plug-in cards 11, middle card 12 and multiple rear plug-in cards 13；The middle card 12 is arranged on the cabinet 20 of the electronic installation
Middle part, the preceding plug-in card 11 and rear plug-in card 13 are respectively inserted in the both sides of the middle card 12；Wherein, preceding plug-in card 11 uses horizontal slotting mode
It is plugged in the front side plate face of card 12, rear plug-in card 13 is plugged in the rear side plate face of middle card 12 using perpendicular slotting mode.For example, institute
Plug-in card 11 horizontal can be plugged in the front side plate face of middle card 12 before stating, and the rear plug-in card 13 can then be plugged on middle card vertically
In 12 rear side plate face.
In addition, in a particular embodiment of the present invention, it is arranged side by side on the rear board side of the rear plug-in card 13 multiple
Air ejector fan.
In addition, preferably, in one particular embodiment of the present invention, the top and the top of cabinet 20 of the middle card 12
Connection, the top and bottom of the rear side plate face of the middle card 12 can also be respectively arranged with guide assembly, on the guide assembly
It is provided with the slide rail that multiple length directions along the cabinet be arranged in parallel, two cunnings corresponding on upper and lower two guide assemblies
Equivalent to one slot of rail (or being groove bit space)；Therefore, the rear plug-in card 13 can pass through the cunning on the guide assembly
Rail is plugged into the rear side plate face of the middle card 12.
In the inventive solutions, multiple groove bit spaces (i.e. slot) can be set on above-mentioned guide assembly, from
And multiple rear plug-in cards 13 are installed on middle card 12.
For example, Fig. 4 is the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the present invention
Rearview, Fig. 5 are that the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the present invention removes cabinet
Top view after top surface.As shown in Figure 4 and Figure 5, in this specific embodiment, in the communication equipment with multiple rear plug-in cards
There is provided at least three groove bit space arranged in parallel.Plug-in card 13,14,15 and 16 after being mounted with 4 side by side on the cabinet 20,
Occupy 3 groove bit spaces.Wherein, rear plug-in card 13 and 14 occupies a groove bit space respectively, and rear plug-in card 15 and 16 accounts for jointly
With a groove bit space.In addition, in Fig. 4, specially the rear plug-in card 14 inserted in groove bit space 17 is extracted, in order to clearly
See middle card side signal connector；And in other specific embodiments, on the groove bit space 17 and other groove bit spaces
Plug-in card after plug-in card or 2 after 1 can be installed.
In one particular embodiment of the present invention, it is arranged side by side on the rear board side of rear plug-in card 13,14,15 and 16
Multiple air ejector fans (for example, air ejector fan 31 and 32 being arranged on rear plug-in card 13 etc.).
Preferably, in one particular embodiment of the present invention, the number of the air ejector fan set on each rear plug-in card can
, can also be different with identical, the air ejector fan on each rear plug-in card can be pre-set according to the needs of practical situations
Number.For example, the number of said exhaust fan can be 8 or 7,6,5,4,3 or 2, also may be used
To be more.
In addition, preferably, in one particular embodiment of the present invention, the left and right sides of the middle card 12 has also set logical
Air regulator 28.
Fig. 5 is that the cabinet of the communication equipment with multiple rear plug-in cards in the specific embodiment of the present invention removes cabinet
Top view after top surface, as shown in figure 5, preceding plug-in card 11 (can be multiple preceding plug-in cards arranged in parallel) is before middle card 12
Side, horizontal to be inserted in the front side plate face of middle card 12, rear plug-in card 13,14,15 and 16 erects positioned at the rear side of middle card 12 and is inserted in middle card 12
In rear side plate face, it (occupied by rear plug-in card 14 is wherein, institute in Fig. 4 that rear plug-in card 13 and 14 occupies a groove bit space respectively
The groove bit space 17 shown), rear plug-in card 15 and 16 takes a groove bit space jointly.
In the present embodiment, preceding plug-in card can use front and rear air channel, i.e., from the distinguished and admirable of the preceding front panel of plug-in card 11 entrance, in
Vent window 28 on card 12, exhaust air flue 29 is reached, is installed in after 4 behind the cabinet on the outside of the groove bit space where plug-in card
Air ejector fan 30 on plate is blown out, so as to reach preferable radiating effect.
It is perpendicular to be inserted in the rear side plate face of middle card 12 because above-mentioned rear plug-in card 13,14,15,16 is located at the rear side of cabinet 20,
Therefore, if rear plug-in card is also using the front and rear air channel similar to preceding plug-in card 11 later, it is likely that the problem of following also be present, insert
Exemplified by card 13：
1) percent opening of the plug-in card 13 in 12 corresponding regions of middle card is limited afterwards, and it is therefore possible to be difficult to ensure that enough inlet air wind
Amount；
2) after plug-in card 13 is located at the rear class of preceding plug-in card 11 afterwards, therefore heat caused by preceding plug-in card 11 will be by distinguished and admirable be transmitted to
On plug-in card 13, it is possible to the radiating difficulty of plug-in card 13 after aggravating.
Therefore, in order to solve above-mentioned technical problem, radiating efficiency is further improved, in technical scheme
In, have also been proposed another embodiment.
Specific embodiment one：
For example, the cabinet that Fig. 6 is the communication equipment with multiple rear plug-in cards in the specific embodiment of the invention one removes machine
Right view behind case side.As shown in fig. 6, in the specific embodiment one, Z-type air channel is employed, i.e., before the cabinet
The bottom of panel sets case air inlet, and the case air inlet is physically located the middle part of the downside of preceding plug-in card, therefore, with the machine
Inlet air passage 21 corresponding to case air inlet is located at the bottom of preceding plug-in card 11 by middle position, the board air intake side position of rear plug-in card 13
The bottom of plug-in card 13 after described, i.e., a side S (side of bottom) for rear plug-in card 13, after air ejector fan 31~38 is arranged on
On another side D (side at rear portion) of plug-in card 13, side D is adjacent with side S-phase.
In above-mentioned Z-type air channel, above-mentioned air ejector fan 31~38 is outwards dried, so as to drive air to enter from air channel 21
Enter cabinet 20, flowed according to the direction indication of dotted arrow 10 shown in Fig. 6, side S through plug-in card later, after height on plug-in card 13
Power dissipating chip 131,132 and 133, outwards blown out by the air ejector fan 31~38 on the panel side D of rear plug-in card 13.
Preferably, in one particular embodiment of the present invention, it can distinguish on the high power consumption chip 131,132,133
It is provided with radiator 51,52,53.
In technical scheme in above-mentioned specific embodiment one, because air ejector fan is not the back of the body installed in cabinet
Portion, but it is directly installed on the rear board side of rear plug-in card that (rear plug-in card is rectangular configuration, and the vertical height of rear plug-in card is big
In width, i.e., panel side is more than its board air intake side thereafter, therefore described air ejector fan is mounted in one of rear plug-in card
In long side), therefore and exhaust air flue 220 as shown in Figure 1 need not be set at the top of cabinet, so as to not increase machine
Ensure effectively radiating on the premise of case height；Simultaneously as air ejector fan is directly installed on each rear plug-in card, therefore pass through
Above-mentioned air channel 21 and via rear plug-in card side S enter the distinguished and admirable of rear plug-in card can be by scattered export, so as to effectively subtract
Light or elimination heat dissipation problem caused by heat conducts.
In the above-mentioned specific embodiment one of the present invention, the hot blast through the chip 131 on plug-in card 13 later can be set by the lower side
The air ejector fan 37,38 put is blown away, and radiating effect is preferable；But the major part of the cold wind from inlet air passage 21 is possible to simultaneously
Chip 132,133 will not be sequentially passed through, but can directly be blown away by the air ejector fan 37,38 of setting on the lower side, so that on the upper side
Problem be present in the radiating of the chip 132,133 of setting.In addition, distinguished and admirable, the energy of the chip 131,132 through rear 13 side on the lower side of plug-in card
It is enough to be blown away by multiple air ejector fans, and the chip 133 in top side, the air ejector fan 31 of only the top can take away its heat
Amount, and because chip 133 is close to the top of cabinet 20, therefore easy the problem of causing hot blast to be assembled, so as to also to the scattered of chip 133
Heat adversely affects.
In order to solve above-mentioned technical problem, radiating efficiency is further improved, is carried again in the inventive solutions
Another embodiment is gone out.
Specific embodiment two：
For example, the cabinet that Fig. 7 is the communication equipment with multiple rear plug-in cards in the specific embodiment of the invention two removes machine
Right view behind case side, Fig. 8 are the side view after 90 ° of rear plug-in card right-hand rotation in the specific embodiment of the invention two, and Figure 10 is this
The schematic perspective view of rear plug-in card in invention specific embodiment two.As shown in Fig. 7, Fig. 8 and Figure 10, the specific embodiment two with it is upper
State the difference of specific embodiment one at least that：In the rear on plug-in card set first flow-stopping plate 61, with prevent come from into
The cold wind of wind passage 21 is directly blown away by downside air ejector fan 37,38, and as much as possible distinguished and admirable to pass through chip 132 and core
Piece 133 and then blown away by air ejector fan, so as to effectively improve the radiating effect to chip 132 and chip 133.
Preferably, the present invention specific embodiment two in, first flow-stopping plate 61 be located at the chip 131 with it is described
Between air ejector fan 37,38, the initiating terminal of first flow-stopping plate 61 be located at the board air intake side S and rear board side D it
Between angular position, the end of first flow-stopping plate 61 is between the chip 132 and air ejector fan 37,38, i.e. chip
132 side.
In addition, in order to preferably improve radiating efficiency, in the preferred embodiment of the present invention, can also further wrap
Include：One the second flow-stopping plate 62 is set on plug-in card in the rear, and second flow-stopping plate 62 is located at chip 133 and the air ejector fan
31st, between 32.After there is provided above-mentioned second flow-stopping plate 62, the air draft wind for being arranged on the top of rear plug-in card 13 can be caused
Fan 31 is exclusively used in radiating to chip 133 so that as much as possible distinguished and admirable to be blown by chip 133 and then by air ejector fan 31
Walk, so as to effectively improve the radiating effect to chip 133.
It is provided with rear plug-in card after above-mentioned the first flow-stopping plate 61 and the second flow-stopping plate 62, passes through the distinguished and admirable of air channel 21
After entering rear plug-in card via the side S of rear plug-in card, three main air channels as shown in Figures 7 and 8 can be formed：
22nd, 23,24, wherein, air channel 24 is located between the flow-stopping plate 61 of radiator 52 and first, for by the lower side of plug-in card after warp 13
The hot blast of chip 131 discharge in time；Air channel 23 is mainly used in being radiated to be arranged on the chip 132 at the rear middle part of plug-in card 13；
Air channel 22 be located at radiator 52 and it is middle card 12 between, for for positioned at the chip 133 of the rear top side of plug-in card 13 provide part cold wind,
It will be discharged in time by the hot blast of chip 133.
By using above-mentioned air channel, three high power consumption chips 131,132,133 on rear plug-in card 13 can receive into
The cold wind in one's intention as revealed in what one says road 21, therefore radiating effect is more preferable；Moreover, the hot-swappable air draft wind on the panel side D of rear plug-in card 13
Fan 31~38, can distribute to different components (for example, three high power consumption chips 131,132,133), so as to be effectively improved
Radiating efficiency.
It should be noted that as shown in Figure 7 and Figure 8, the chip 131,132,133 on rear plug-in card 13 corresponds to radiator respectively
51、52、53.For ease of describing, the aggregate of chip 131 and its corresponding radiator 51 can be represented with thermal device 511；Together
Sample, can represent the aggregate of chip 132 and its corresponding radiator 52 with thermal device 522, and chip is represented with thermal device 533
133 and its aggregate of corresponding radiator 53.
In addition, in order to preferably improve radiating efficiency, in the preferred embodiment of the present invention, can also further wrap
Include：It is in 45 degree of angles to set the side of the radiator of the chip on plug-in card top in the rear and the side of the rear plug-in card.
For example, preferably, in one particular embodiment of the present invention, dissipating for the chip on plug-in card top in the rear is set
Hot device uses fin-like radiator, and the fin on the fin-like radiator is installed along wind direction.
For example, preferably, in one particular embodiment of the present invention, the extension of the fin on the fin-like radiator
Direction and the side of rear plug-in card are in 45 degree of angles.
For example, Fig. 9 is the side view of the radiator in the specific embodiment of the invention two.As shown in figure 9, the rear top of plug-in card 13
The radiator 53 of chip 133 employ fin-like radiator, the bearing of trend of the fin 531 on the fin-like radiator is with after
The side D of plug-in card 13 is in 45 degree of angles, i.e., the fin 531 on the fin-like radiator of radiator 53 is arranged on along wind direction
On chip 133, as shown in Figure 7 and Figure 8.
Now, it is distinguished and admirable to be flowed from the upper left side of chip 133 as shown in figure 8, after the cold wind in air channel 22 reaches radiator 53
The lower right of chip 133 is moved, the wind direction is consistent with the direction of radiator fins 531, so as to be easier to distinguished and admirable pass through；And
And due to radiator 53 rotate 45 degree after, the lower-left side of radiator 53 is actually hot device together with the second flow-stopping plate 62
The distinguished and admirable of part 522 provides more smooth air channel, and the heat being more convenient on thermal device 522 is blown away by air ejector fan 32 etc..
In addition, in the inventive solutions, radiator 53 can include radiator square frame and radiator fins 531.
Therefore, it is in 45 degree of angles that can both be arranged to the general direction of whole radiator 53 with the side D of rear plug-in card 13, can also be only
It is in 45 degree of angles that the direction of radiator fins 531 on radiator 53, which is arranged to the side D of rear plug-in card 13, and radiator square frame
Direction it is still parallel with the side D of rear plug-in card 13, now, the direction and the direction of radiator square frame of radiator fins 531 are in
45 degree of angles.Certainly, the latter may increase some difficulty in technology realization, it is possible to can increase construction cycle and design
Expense.
In the inventive solutions, at least two thermal devices are provided with the rear plug-in card.For example, as shown in figure 8,
After described 3 thermal devices 511,522 and 533 are provided with plug-in card.Therefore, can will be above-mentioned according to sequence of positions from top to bottom
3 thermal devices 511,522 and 533 be referred to as the first thermal device 511, the second thermal device 522 and the 3rd thermal device 533.
According to business demand, thermal device 522,533 needs have PCB with 12 same middle card side signal connectors 134
Line, therefore to reduce track lengths, it is necessary to by thermal device 522,533 close to middle card 12 and as far as possible placed in the middle, and the letter of thermal device 522
Number speed is higher, signal is more, need to preferentially be met.
Correspondingly, the power consumption magnitude relationship of three thermal devices 511,522,532 on rear plug-in card 13 is：Thermal device 522 is most
Greatly, thermal device 533 is minimum.In addition, as shown in figure 8, power import connector 135 is located at the left side of rear plug-in card 13, the small system in periphery
It is less suitable that thermal device 533 of the system circuit including storage particle is placed on power path, and therefore, one in the present invention is preferable
In embodiment, thermal device 511,522,533 is finally showed along rear plug-in card panel side D directions, horizontally arranged final layout.
As shown in figure 8, in this specific embodiment two, inlet air air channel 21 is located at the side S of rear plug-in card 13, distinguished and admirable substantially to divide
For three directions, respectively air channel 22, air channel 23, air channel 24.Wherein, air channel 22 be located at middle card side signal connector 134 with
Between thermal device 522；Air channel 23 is main air duct from left to right, successively by thermal device 511,522,533；Air channel 24 is then located at
Between thermal device 511,522 and the first flow-stopping plate 61.
Ducting outlet 71 is located at the panel side D of rear plug-in card 13, (can also be set more by 8 air ejector fans 31~38
More or lesser amount of air ejector fan) heat of each thermal device 511,522,533 is blown out via ducting outlet 71.
The first flow-stopping plate 61 and the second flow-stopping plate 62 are also provided with plug-in card 13 afterwards.Wherein, preferably, the one of the present invention
In individual specific embodiment, the first flow-stopping plate 61 is located between thermal device 511,522 and the fan 37,38 of side to the left, the first baffle
The left end of plate 61 extends to the side S and panel side D of rear plug-in card angle, and right-hand member exceedes thermal device adjacent to thermal device 522
The segment distance of 522 left side one so that distinguished and admirable from inlet air air channel 21 can be more by thermal device 522 rather than by left side
Fan 37,38 directly blow away.
Preferably, in one particular embodiment of the present invention, can have between the first flow-stopping plate 61 and thermal device 522
The gap of predetermined width so that by the hot blast of thermal device 511 it is a part of can by air ejector fan 37 that side to the left is set,
38 are blown away, and another part is then blown away by air ejector fan again after thermal device 522.
In addition, preferably, in one particular embodiment of the present invention, one end and the thermal device 533 of the second flow-stopping plate 62
An angle point P abut, its other end extend to be arranged on the rear top side of plug-in card 13 (i.e. top side in Fig. 7, in Fig. 8 most
Right side) two air ejector fans (i.e. air ejector fan 31 and air ejector fan 32) between gap among so that top side (i.e. Fig. 8
The rightmost side) air ejector fan 31 can be exclusively used in the hot blast discharge of thermal device 533, and other air drafts on the left side of air ejector fan 31
Fan 32~38 can be used for the hot blast of thermal device 511,522 to discharge.
In addition, preferably, in one particular embodiment of the present invention, the first flow-stopping plate 61 and the second flow-stopping plate 62 can be with
It is fixed by screws on rear plug-in card 13, can also be by being welded and fixed or other fixed forms such as joinery and its construction fixed form are consolidated
It is scheduled on rear plug-in card 13.
In addition, it is further, in the preferable specific embodiment of the present invention, after plug-in card in the rear is set
Air ejector fan on panel side is the air ejector fan for supporting hot plug.
Further, the air ejector fan for supporting hot plug can use structure easy to plug to be arranged on described rear insert
On the rear board side of card.
For example, in the preferable specific embodiment of the present invention, the air ejector fan for supporting hot plug can wrap
Include：Fan body, fixture, structural member slide rail, PCB subcards；
It is provided with after described on plug-in card：Fan groove position, edge-board connector；
The fan body is fixed on the structural member slide rail by the fixture, and is inserted by the structural member slide rail
Afterwards in the fan groove position of plug-in card；The PCB subcards are arranged on the front end of the fan body, and are inserted into the edge-board connector of rear plug-in card
In, power so as to be embodied as air ejector fan and carry out signal interaction.
Further, in the preferable specific embodiment of the present invention, the air ejector fan for supporting hot plug
On be additionally provided with the fan body to be locked in self-locking structure in the fan groove position, and by pressing self-locking structure K
The self-locking state of air ejector fan can be released, the air draft wind of the support hot plug is extracted from the fan groove position of the rear plug-in card
Fan.
For example, as shown in Figure 10, by taking the air ejector fan 34 in air ejector fan 31~38 as an example, its implementation plugged
For：The fan body (i.e. fan body 341) of outsourcing is fixed on structural member slide rail 343 by fixture, will by structural member slide rail 343
After fan body 341 inserts in the fan groove position 344 of plug-in card 13, the PCB subcards 342 of the front end of fan body 341 are inserted into the plate of rear plug-in card 13
Edge connector 136 realizes connection, powers so as to be embodied as air ejector fan 34 and carries out signal interaction.For the ease of air ejector fan 34
Plug, the self-locking structure for being locked in air ejector fan 34 in fan groove position 344 is further had on air ejector fan 34
K, the self-locking state of air ejector fan 34 can be released by pressing self-locking structure K, from the fan groove position 344 of the rear plug-in card 13
Extract air ejector fan 34.
The air ejector fan of above-mentioned support hot plug at least has the following advantages：
1) it can online change, without lower electricity, be convenient for plant maintenance, do not influence business；
2) it can be individually replaced, reduce application risk；
3) it can separate and pack when transporting, alleviate the weight of veneer.
Further, in the preferable specific embodiment of the present invention, the air ejector fan is speed adjustable fan.Tool
For body, it can carry out speed-regulating scheme design according to practical situations needs and/or measured result, preset each
The speed of speed adjustable fan.
Certainly, in the above-mentioned specific embodiment one and specific embodiment two of the present invention, on each air ejector fan can be
The air ejector fan for the support hot plug stated or the fan attachment using not hot-swappable structure.
In addition, preferably, in one particular embodiment of the present invention, can also be set in inlet air passage 21 one or
Multiple Air Blast fans, so as to be preferably transported to distinguished and admirable on rear plug-in card.
In addition, preferably, in one particular embodiment of the present invention, one or more tools can be set on rear plug-in card
There is the air channel of seal bootr, so as to greatly enhance radiating effect.For example, can by air channel 22 as shown in Figures 7 and 8,
23rd, 24 corresponding seal bootr air channel is disposed as, to strengthen radiating effect.
In addition, preferably, in one particular embodiment of the present invention, can also be in the top of second flow-stopping plate 62
(right side of the second flow-stopping plate 62 i.e. shown in Fig. 8) sets one or more fans, so as to strengthen radiating effect.
In summary, if in the present embodiment, rear plug-in card also uses the front and rear air channel for the preceding plug-in card being similar in Fig. 5,
Then because percent opening of the rear plug-in card in middle card corresponding region is limited, it is therefore possible to be difficult to ensure that enough inlet air air quantity；And
Plug-in card is located at the rear class of preceding plug-in card afterwards, therefore heat caused by preceding plug-in card will be transmitted on rear plug-in card by distinguished and admirable, it is possible to meeting
The radiating difficulty of plug-in card after aggravation.So in technical scheme in above-mentioned specific embodiment two, air ejector fan is not peace
Mounted in the back of cabinet, but it is directly installed on the rear board side of rear plug-in card, and employs Z-type air channel, therefore and is not required to
Exhaust air flue 220 as shown in Figure 1 is set at the top of cabinet, so as to ensure on the premise of cabinet height is not increased
Effectively radiating；Simultaneously as air ejector fan is directly installed on each rear plug-in card, therefore by above-mentioned air channel 21 and via rear
The side S of plug-in card enters the distinguished and admirable of rear plug-in card can be by scattered export, so as to effectively mitigate or eliminate due to heat
Heat dissipation problem caused by conduction；Further, since above-mentioned air channel belongs to Z-type air channel, therefore intake can be increased；Further
, due to being also provided with the first flow-stopping plate 61 and/or the second flow-stopping plate 62, therefore not only cause the different thermal devices on rear plug-in card
511st, 522,533 can receive cold wind, but also can by different air ejector fans respectively by different thermal devices 511,
522nd, the heat of 533 outputs is blown away, without transduction cascade；Further, since also further the fin-like of air channel end can be dissipated
Fin on hot device is installed on the chip (for example, making the extension side of the fin on fin-like radiator along wind direction
To being in 45 degree of angles with the side of rear plug-in card) so that the radiator 53 of afterbody is distinguished and admirable smooth, but also can be used special
Air ejector fan 31 blows away heat caused by radiator 53, is effectively improved radiating efficiency.
In the inventive solutions, it is also proposed that another embodiment.
Specific embodiment three：
For example, the cabinet that Figure 11 is the communication equipment with multiple rear plug-in cards in the specific embodiment of the invention three removes machine
Right view behind case side.As shown in figure 11, in the specific embodiment three, rear plug-in card 15 and 16 occupies same groove jointly
Bit space (i.e. in same slot).3 air ejector fans 39,40 and 41 are provided with plug-in card 15 afterwards, are then set on plug-in card 16
3 air ejector fans 42,43 and 44 are put.
Inlet air air channel 21 it is distinguished and admirable respectively through the air-intake side F of plug-in card 16 later, air channel 26, after plug-in card 15 air-intake side
Plug-in card 15 after H is reached；Plug-in card 16 after the air-intake side F of the distinguished and admirable plug-in card 16 also after in inlet air air channel 21, air channel 27 reach.Afterwards
Heat caused by plug-in card 16 is blown out to ducting outlet 72, Bu Huichuan by air ejector fan 42~44 by the panel side G of rear plug-in card 16
Lead on rear plug-in card 15.Afterwards heat caused by plug-in card 15 by air ejector fan 39~41 by the panel side B of rear plug-in card 15 blow out to
Ducting outlet 71.
In the above-mentioned specific embodiment three of the present invention, in order to better assure that heat, can be described by scattered export
Third gear flowing plate 63 is set on plug-in card 15 afterwards, fourth gear flowing plate 64 is set on plug-in card 16 in the rear.
Above-mentioned fourth gear flowing plate 64 can effectively prevent the cold wind in inlet air air channel 21 without the chip that need to be radiated and
Directly taken away by air ejector fan 42~44；And above-mentioned third gear flowing plate 63 has then split the air channel of plug-in card 15,16 after two, make
The radiating that air ejector fan 39~41 is only used for rear plug-in card 15 is obtained, air ejector fan 42~44 is only used for the radiating of rear plug-in card 16.
In addition, preferably, in one particular embodiment of the present invention, air ejector fan 39~41 on rear plug-in card 15 can be with
It is that there is high-revolving air ejector fan, so that there is plug-in card 15 after enough distinguished and admirable arrival, and is blown by air ejector fan 39~41
Go out to ducting outlet 71.
One is respectively arranged with this specific embodiment three, on the rear plug-in card 15,16 to be made up of radiator and chip
Thermal device Y1, Y2.
On rear plug-in card 15, adjacent to thermal device Y1, the other end extends to the side of rear plug-in card 15 for one end of third gear flowing plate 63
Angle between side H and panel side B, the air channel of plug-in card 15,16 after two is split, and air ejector fan 39~41 is only used
In the radiating of rear plug-in card 15.
On rear plug-in card 16, adjacent to thermal device Y2, the other end extends to the side of rear plug-in card 16 for one end of fourth gear flowing plate 64
Angle between side F and panel side G, can effectively prevent the cold wind of inlet air passage 21 without thermal device Y2 and direct quilt
Fan 42~44 is taken away.
In addition, preferably, in one particular embodiment of the present invention, third gear flowing plate 63 and fourth gear flowing plate 64 can be with
Make to adopt the mode being screwed respectively to be fixed on rear plug-in card 15,16 or by being welded and fixed or joinery and its construction is fixed
Other fixed forms such as mode are fixed on rear plug-in card 15,16.
In addition, preferably, in one particular embodiment of the present invention, air ejector fan 39~41 and air ejector fan 42~44
Fin-like radiator can be used, as shown in figure 9, the fin 531 of the fin-like radiator is installed along wind direction.
In addition, above-mentioned each air ejector fan 39~41 and air ejector fan 42~44 can be above-mentioned support hot plug
Air ejector fan or the fan attachment using not hot-swappable structure.
In summary, in the inventive solutions, because air ejector fan is not the back installed in cabinet, but
Be directly installed on the rear board side of rear plug-in card, therefore and need not cabinet top set exhaust air flue, it is used
Air channel is not take up additional space, so as to ensure effectively radiating on the premise of cabinet height is not increased, and causes machine
Case is more compact；Simultaneously as air ejector fan is directly installed on each rear plug-in card, therefore by above-mentioned inlet air passage and pass through
By the side S of rear plug-in card enter rear plug-in card it is distinguished and admirable can by scattered export, so as to effectively mitigate or eliminate due to
Heat dissipation problem caused by heat conduction, and without being separately provided independent fan frame at the rear portion of cabinet, do not interfere with each
The plug of plug-in card after individual；Further, since above-mentioned air channel belongs to Z-type air channel, therefore intake can be increased；Further, by
Different thermal devices after being also provided with the first flow-stopping plate and/or the second flow-stopping plate, therefore not only cause on plug-in card can receive
To cold wind, but also the heat of different thermal device outputs can be blown away respectively by different air ejector fans, the heat of each device
Amount is dispersedly blown out by each air ejector fan, without transduction cascade, better heat-radiation effect；Further, since can also further by
Fin on the fin-like radiator of air channel end is installed on the chip (for example, making fin-like radiate along wind direction
The side of the bearing of trend of fin on device and rear plug-in card is in 45 degree of angles) so that the radiator of afterbody is distinguished and admirable suitable
Freely, it but also special air ejector fan can be used to blow away heat caused by the radiator of afterbody, be effectively improved scattered
The thermal efficiency.In addition, when above-mentioned each air ejector fan is to support the air ejector fan of hot plug, each air ejector fan can be individually warm
Plug is changed, so as to substantially reduce the risk of rear plug-in card overheat.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements done etc., should be included within the scope of protection of the invention with principle.
Claims (6)
1. a kind of communication equipment with multiple rear plug-in cards, including：Cabinet, middle card, multiple preceding plug-in cards and multiple rear plug-in cards, it is described
Middle to block the middle part for being arranged on the cabinet, the preceding plug-in card is plugged in the front side plate face of middle card using horizontal slotting mode, after described
Plug-in card is plugged in the rear side plate face of middle card using perpendicular slotting mode, it is characterised in that：
The bottom of the front panel of the cabinet is provided with case air inlet, and the board air intake side of the rear plug-in card is positioned at described rear slotting
The bottom of card, it is each that multiple air ejector fans have been arranged side by side on the rear board side of plug-in card afterwards；Wherein, the board of the rear plug-in card
Air intake side and the rear board side of the rear plug-in card are adjacent edge；
The top of the middle card is connected with the top of the cabinet, and the top and bottom of the rear side plate face of the middle card are set respectively
There is guide assembly；
The slide rail that multiple length directions along the cabinet be arranged in parallel, upper and lower two guide rails are provided with the guide assembly
Equivalent to one groove bit space of two slide rails corresponding on component；Plug-in card passes through the slide rail grafting on the guide assembly after described
Onto the rear side plate face of the middle card；
At least three groove bit space arranged in parallel is provided with the electronic installation；
Wherein, plug-in card occupies a groove bit space respectively after two first kind in the multiple rear plug-in card, is inserted after the multiple
Plug-in card occupies same groove bit space jointly after two the second classes in card；Be provided with after each first kind on plug-in card to
Few two thermal devices, each it is provided with a thermal device on plug-in card after second class.
2. electronic installation according to claim 1, it is characterised in that：
The case air inlet is located at the middle part of the downside of the preceding plug-in card.
3. electronic installation according to claim 1, it is characterised in that：
The first flow-stopping plate being additionally provided with after described on plug-in card between the thermal device and the air ejector fan；Described first
Angular position of the initiating terminal of flow-stopping plate between the board air intake side and rear board side, end are located at the thermal device
Side.
4. electronic installation according to claim 1, it is characterised in that：
The air ejector fan is the air ejector fan for supporting hot plug.
5. electronic installation according to claim 4, it is characterised in that the air ejector fan for supporting hot plug includes：Fan
Body, fixture, structural member slide rail, PCB subcards；
It is provided with after described on plug-in card：Fan groove position, edge-board connector；
The fan body is fixed on the structural member slide rail by the fixture, and is inserted after being inserted by the structural member slide rail
In the fan groove position of card；The PCB subcards are arranged on the front end of the fan body, and are inserted into the edge-board connector of rear plug-in card.
6. electronic installation according to claim 5, it is characterised in that：
It is described support hot plug air ejector fan on be additionally provided with by the fan body be locked in the fan groove position from
Lock construction；The self-locking state of air ejector fan can be released by pressing the self-locking structure, from the fan groove position of the rear plug-in card
Extract the air ejector fan of the support hot plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710837759.9A CN107454810B (en) | 2017-09-18 | 2017-09-18 | Communication equipment with a plurality of rear plug-in cards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710837759.9A CN107454810B (en) | 2017-09-18 | 2017-09-18 | Communication equipment with a plurality of rear plug-in cards |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107454810A true CN107454810A (en) | 2017-12-08 |
| CN107454810B CN107454810B (en) | 2024-02-20 |
Family
ID=60496687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710837759.9A Active CN107454810B (en) | 2017-09-18 | 2017-09-18 | Communication equipment with a plurality of rear plug-in cards |
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| Country | Link |
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| CN (1) | CN107454810B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112601431A (en) * | 2020-12-29 | 2021-04-02 | 杭州迪普科技股份有限公司 | Electronic equipment |
| CN115117737A (en) * | 2022-08-29 | 2022-09-27 | 南京纳恩自动化科技有限公司 | Intelligent high-voltage switch cabinet protection monitoring fusion terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2645836A1 (en) * | 2012-03-30 | 2013-10-02 | Alcatel Lucent | Mounting arrangement for orthogonally mounting plug-in cards |
| CN203423891U (en) * | 2013-07-29 | 2014-02-05 | 杭州华三通信技术有限公司 | Electronic device |
| CN103841792A (en) * | 2012-11-22 | 2014-06-04 | 华为技术有限公司 | Cooling system |
| CN204539679U (en) * | 2015-04-29 | 2015-08-05 | 杭州华三通信技术有限公司 | Communication equipment |
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2017
- 2017-09-18 CN CN201710837759.9A patent/CN107454810B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2645836A1 (en) * | 2012-03-30 | 2013-10-02 | Alcatel Lucent | Mounting arrangement for orthogonally mounting plug-in cards |
| CN103841792A (en) * | 2012-11-22 | 2014-06-04 | 华为技术有限公司 | Cooling system |
| CN203423891U (en) * | 2013-07-29 | 2014-02-05 | 杭州华三通信技术有限公司 | Electronic device |
| CN204539679U (en) * | 2015-04-29 | 2015-08-05 | 杭州华三通信技术有限公司 | Communication equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112601431A (en) * | 2020-12-29 | 2021-04-02 | 杭州迪普科技股份有限公司 | Electronic equipment |
| CN115117737A (en) * | 2022-08-29 | 2022-09-27 | 南京纳恩自动化科技有限公司 | Intelligent high-voltage switch cabinet protection monitoring fusion terminal |
| CN115117737B (en) * | 2022-08-29 | 2022-11-08 | 南京纳恩自动化科技有限公司 | Intelligent high-voltage switch cabinet protection monitoring fusion terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107454810B (en) | 2024-02-20 |
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