CN207560601U - A kind of communication device with rear plug-in card - Google Patents
A kind of communication device with rear plug-in card Download PDFInfo
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- CN207560601U CN207560601U CN201721188568.6U CN201721188568U CN207560601U CN 207560601 U CN207560601 U CN 207560601U CN 201721188568 U CN201721188568 U CN 201721188568U CN 207560601 U CN207560601 U CN 207560601U
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Abstract
The utility model provides a kind of communication device with rear plug-in card, including：Cabinet, middle card, multiple preceding plug-in cards and multiple rear plug-in cards, the middle card is arranged on the middle part of the cabinet, the preceding plug-in card is plugged in using horizontal slotting mode in the front side plate face of middle card, plug-in card is plugged in using perpendicular slotting mode in the rear side plate face of middle card after described, and being arranged side by side on the rear panel side of each rear plug-in card has multiple air ejector fans；The air ejector fan is the air ejector fan for supporting hot plug, and the air ejector fan for supporting hot plug is mounted on using structure easy to plug on the rear panel side of the rear plug-in card.Radiating efficiency can be effectively improved using the utility model, and so that cabinet is more compact.
Description
Technical field
Technical field of heat dissipation more particularly to a kind of communication device with rear plug-in card this application involves electronic equipment.
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 heat dissipation, the cabinet inside of above-mentioned electronic equipment generally can
Fan is installed on cabinet, correspondingly, the air duct of air-flow flowing for being driven by fan need to be also formed 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
Heat dissipation wind path form.In this orthohormbic structure, the horizontal slotting, back card/back board of front card may be used and erect slotting or erected using front card
It inserts, the horizontal plug in veneer arrangement mode of back card/back board.For example, it is that 201110339954.1, utility model is entitled in number of patent application
《Cooling system and the electronic equipment with the cooling system》Chinese utility model patent in, disclose such a electronics
The cooling system of equipment.Referring to Fig. 1, which has backboard 120, front card 110 and back card/back board 130, front card
110 are plugged in the front side plate face of backboard 120, and back card/back board 130 is plugged in the rear side plate face of backboard 120.In order to give back card/back board
130 radiate, and Z-type heat dissipation wind path as indicated by the dashed arrow in fig. 1 is employed in the electronic equipment.Z-type heat dissipation wind path enters
One's intention as revealed in what one says road 210 is located at the side (i.e. cabinet bottom) of backboard, and exhaust air flue 220 is then located at opposite side (the i.e. cabinet top of backboard
Portion)；Meanwhile fan component 310 is provided at the air outlet of exhaust air flue 220, which is provided on cabinet
's.Due to needing to increase above-mentioned exhaust air flue 220 at the top of cabinet, it is therefore desirable to increase the height of entire cabinet, Cai Neng
The space for being exclusively used in exhaust air flue 220 is provided in cabinet；Moreover, if device (example setting up and down is provided on back card/back board 130
Such as, the device 1301 shown in Fig. 1 and 1302), then when it is distinguished and admirable pass through these devices when, due to heat can transduction cascade,
The heat dissipation of rear class device (for example, 1302 shown in Fig. 1) will be adversely affected.
Utility model content
In view of this, the utility model provides a kind of communication device with rear plug-in card, so as to effectively improve
Radiating efficiency, and so that cabinet is more compact.
What the technical solution of the utility model was specifically realized in：
A kind of communication device with rear plug-in card, including：Cabinet, middle card, multiple preceding plug-in cards and multiple rear plug-in cards, in described
Card is arranged on the middle part of the cabinet, and the preceding plug-in card is plugged in using horizontal slotting mode in the front side plate face of middle card, is inserted after described
Card is plugged in using perpendicular slotting mode in the rear side plate face of middle card；
Being arranged side by side on the rear panel side of plug-in card after each has multiple air ejector fans；
The air ejector fan is the air ejector fan for supporting hot plug, and the air ejector fan for supporting hot plug is using easy to plug
Structure is mounted on the rear panel side of the rear plug-in card.
Preferably, along the rear panel side of the rear plug-in card, being arranged side by side has 8 air ejector fans.
Preferably, the lower part of the front panel of the cabinet is provided with case air inlet, the case air inlet is located at described
The middle part of the downside of preceding plug-in card, the board air inlet side of the rear plug-in card are located at the lower part of the rear plug-in card；The plate of plug-in card after described
It is adjacent edge to stick into wind side and the rear panel side of the rear plug-in card.
Preferably, setting is parallel to two thermal devices that the rear panel side is arranged above and below, institute on plug-in card after described
It is respectively the first thermal device and the second thermal device that two thermal devices, which are stated, according to sequence of positions from top to bottom；
The first flow-stopping plate being additionally provided on plug-in card after described between first thermal device and the air ejector fan；
The initiating terminal of first flow-stopping plate is located at the angular position between board air inlet side and rear panel side, and end is located at institute
State the side of the first thermal device.
Preferably, it is additionally provided with third thermal device above second thermal device；
The second flow-stopping plate being additionally provided on plug-in card after described between the third thermal device and the air ejector fan；
One end of second flow-stopping plate is abutted with an angle point of third thermal device, and the other end extends to that be arranged on rear plug-in card most upper
Among gap between two air ejector fans of side.
As above as it can be seen that in the communication device with rear plug-in card in the utility model, since air ejector fan is not peace
It mounted in the back of cabinet, but is directly installed on the rear panel side of rear plug-in card, therefore does not need to set at the top of cabinet
Exhaust air flue is put, used air duct is not take up additional space, so as to ensure under the premise of cabinet height is not increased
Effectively heat dissipation effectively improves radiating efficiency, and so 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 channel and enter the distinguished and admirable of rear plug-in card via the side S of rear plug-in card can be with
It is exported by dispersion, so as to effectively mitigate or eliminate the heat dissipation problem caused by heat conduction, and without in machine
Independent fan frame is separately provided in the rear portion of case, does not interfere with the plug of each rear plug-in card；In addition, due to above-mentioned each air draft
Fan is the air ejector fan for supporting hot plug, therefore each air ejector fan can be replaced individually in hot plug, so as to substantially reduce
The risk of plug-in card overheat afterwards.
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 of the orthohormbic structure in the communication device with rear plug-in card in the utility model embodiment
Figure.
Fig. 3 is vertical behind the cabinet removal cabinet side of the communication device with rear plug-in card in the utility model embodiment
Body schematic diagram.
Fig. 4 is the backsight of the cabinet of the communication device with rear plug-in card in a specific embodiment of the utility model
Figure.
Fig. 5 is that the cabinet of the communication device with rear plug-in card in a specific embodiment of the utility model removes cabinet
Vertical view behind top surface.
Fig. 6 is that the cabinet of the communication device with rear plug-in card in the utility model specific embodiment one removes cabinet side
Right view afterwards.
Fig. 7 is that the cabinet of the communication device with rear plug-in card in the utility model specific embodiment 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 utility model specific embodiment two.
Fig. 9 is the side view of the radiator in the utility model specific embodiment two.
Figure 10 is the stereoscopic schematic diagram of the rear plug-in card in the utility model specific embodiment two.
Figure 11 is that the cabinet of the communication device with rear plug-in card in the utility model specific embodiment three removes cabinet side
Right view behind face.
Specific embodiment
For the technical solution of the utility model and advantage is more clearly understood, below in conjunction with drawings and the specific embodiments,
The utility model is described in further detail.
The utility model provides a kind of communication device with rear plug-in card, so as to effectively improve radiating efficiency,
And so that cabinet is more compact.
In the communication device with rear plug-in card of the utility model, there is cabinet, and phase is provided in the cabinet
The orthohormbic structure answered.
For example, Fig. 2 is the solid of the orthohormbic structure in the communication device with rear plug-in card in the utility model embodiment
Schematic diagram, Fig. 3 are vertical behind the cabinet removal cabinet side of the communication device with rear plug-in card in the utility model embodiment
Body schematic diagram.As shown in Figures 2 and 3, the orthohormbic structure in the communication device with rear plug-in card in the utility model embodiment
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 communication device
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 using perpendicular slotting mode in the rear side plate face of middle card 12.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 specific embodiment of the utility model, it is arranged side by side on the rear panel side of the rear plug-in card 13
Multiple air ejector fans.
In addition, preferably, in a specific embodiment of the utility model, the top of the middle card 12 and cabinet 20
Top connects, and the top and bottom of the rear side plate face of the middle card 12 can also be respectively arranged with guide assembly, the guide rail group
The sliding rail that multiple length directions along the cabinet are arranged in parallel is provided on part, corresponding two on upper and lower two guide assemblies
A sliding rail is equivalent to a slot (or being slot bit space)；Therefore, the rear plug-in card 13 can be by the guide assembly
Sliding rail be plugged into it is described it is middle card 12 rear side plate face on.
In the technical solution of the utility model, multiple slot bit spaces can be set (to insert on above-mentioned guide assembly
Slot), so as to install multiple rear plug-in cards 13 on middle card 12.
For example, Fig. 4 is the cabinet of the communication device with rear plug-in card in a specific embodiment of the utility model
Rearview, Fig. 5 are that the cabinet of the communication device with rear plug-in card in a specific embodiment of the utility model removes cabinet
Vertical view behind top surface.As shown in Figure 4 and Figure 5, in this specific embodiment, it is set in the communication device with rear plug-in card
At least three slot 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 occupies
3 slot bit spaces.Wherein, rear plug-in card 13 and 14 occupies a slot bit space respectively, and rear plug-in card 15 and 16 occupies one jointly
A slot bit space.In addition, in Fig. 4, specially the rear plug-in card 14 being inserted into slot bit space 17 is extracted, in order to can be clearly seen
Middle card side signal connector；And in other specific embodiments, it can also on the slot bit space 17 and other slot bit spaces
Plug-in card after plug-in card or 2 after installation 1.
In a specific embodiment of the utility model, set side by side on the rear panel 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.) are put.
Preferably, in a specific embodiment of the utility model, of air ejector fan that is set on plug-in card after each
Number may be the same or different, and the air draft on each rear plug-in card can be pre-set according to the needs of practical situations
The number of fan.For example, the number of said exhaust fan can be 8 or 7,6,5,4,3 or 2,
Can also be more.
In addition, preferably, in a specific embodiment of the utility model, the left and right sides of the middle card 12 is also set
There is vent window 28.
Fig. 5 is that the cabinet of the communication device with rear plug-in card in a specific embodiment of the utility model removes cabinet
Vertical view behind 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 is located at the rear side of middle card 12, erects 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 slot bit space respectively
The slot bit space 17 shown), rear plug-in card 15 and 16 occupies a slot bit space jointly.
In the present embodiment, front and rear air duct may be used in preceding plug-in card, i.e., from the distinguished and admirable of preceding 11 front panel of plug-in card entrance, in
Vent window 28 on card 12 reaches exhaust air flue 29, is installed in after 4 behind the cabinet on the outside of the slot bit space where plug-in card
Air ejector fan 30 on plate is blown out, so as to reach preferable heat dissipation effect.
It is perpendicular to be inserted in the rear side plate face of middle card 12 since 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 duct similar to preceding plug-in card 11, it is likely that also there are it is following the problem of, insert later
For 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) plug-in card 13 is located at the rear class of preceding plug-in card 11 afterwards, because plug-in card 11 generates before this heat will be by distinguished and admirable be transmitted to after
On plug-in card 13, it is possible to the heat dissipation difficulty of plug-in card 13 after aggravating.
Therefore, in order to solve the technical issues of above-mentioned, radiating efficiency is further improved, in the technical side of the utility model
In case, another specific embodiment is had also been proposed.
Specific embodiment one：
For example, the cabinet that Fig. 6 is the communication device with rear plug-in card in the utility model specific embodiment one removes machine
Right view behind case side.As shown in fig. 6, in the specific embodiment one, Z-type air duct is employed, i.e., before the cabinet
The lower part setting case air inlet of panel, the middle part of the downside of plug-in card before which is physically located, therefore, with the machine
The corresponding inlet air channel 21 of case air inlet is located at the bottom of preceding plug-in card 11 by intermediate position, the board air inlet side position of rear plug-in card 13
The lower part 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 mounted on
On another side D (side at rear portion) of plug-in card 13, side D is adjacent with side S.
In above-mentioned Z-type air duct, above-mentioned air ejector fan 31~38 outward dry, so as to drive air from air duct 21 into
Enter cabinet 20, according to dotted arrow 10 shown in fig. 6 instruction direction flowing, through plug-in card later side S, after height on plug-in card 13
Power dissipating chip 131,132 and 133 is blown out outward by the air ejector fan 31~38 on the panel side D of rear plug-in card 13.
It can be with preferably, in a specific embodiment of the utility model, on the high power consumption chip 131,132,133
It is respectively arranged with radiator 51,52,53.
In technical solution in above-mentioned specific embodiment one, since air ejector fan is not the back of the body mounted on cabinet
Portion, but it is directly installed on the rear panel 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 inlet side thereafter, therefore the air ejector fan is mounted in one of rear plug-in card
In long side), therefore do not need to set exhaust air flue 220 as shown in Figure 1 at the top of cabinet, so as to not increase machine
Ensure effectively heat dissipation under 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 duct 21 and via rear plug-in card side S enter rear plug-in card it is distinguished and admirable can by dispersion export, so as to effectively subtract
Heat dissipation problem caused by light or elimination is conducted due to heat.
In the above-mentioned specific embodiment one of the utility model, the hot wind through the chip 131 on plug-in card 13 later can be inclined
The air ejector fan 37,38 of lower setting is blown away, and heat dissipation effect is preferable；But have can for the major part of the cold wind from inlet air channel 21
Chip 132,133 can can't 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
There are problems for the heat dissipation of the chip 132,133 of setting on the upper side.In addition, the wind of the chip 131,132 across rear 13 side on the lower side of plug-in card
Stream, can 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 be taken away
Its heat, and since chip 133 is close to 20 top of cabinet, the problem of hot wind is assembled is easy to cause, so as to also to chip 133
Heat dissipation adversely affect.
In order to solve the technical issues of above-mentioned, radiating efficiency is further improved, in the technical solution of the utility model
Have also been proposed another specific embodiment.
Specific embodiment two：
For example, the cabinet that Fig. 7 is the communication device with rear plug-in card in the utility model specific embodiment two removes machine
Right view behind case side, Fig. 8 be the utility model specific embodiment two in rear plug-in card turn right 90 ° after side view, Figure 10
Stereoscopic schematic diagram for the rear plug-in card in the utility model specific embodiment two.As shown in Fig. 7, Fig. 8 and Figure 10, the specific implementation
The difference of example two and above-mentioned specific embodiment one at least that：One the first flow-stopping plate 61 is set on plug-in card in the rear, with resistance
Cold wind only from inlet air channel 21 is directly blown away by downside air ejector fan 37,38, and as much as possible distinguished and admirable to pass through core
It piece 132 and chip 133 and then is blown away by air ejector fan, so as to effectively improve dissipating to chip 132 and chip 133
Thermal effect.
Preferably, in specific embodiment of the utility model two, first flow-stopping plate 61 be located at the chip 131 with
Between the air ejector fan 37,38, the initiating terminal of first flow-stopping plate 61 is located at board air inlet side S and rear panel side
Angular position between D, the end of first flow-stopping plate 61 is between the chip 132 and air ejector fan 37,38, i.e. core
The side of piece 132.
In addition, in order to preferably improve radiating efficiency, it, can also be into one in a preferred embodiment of the utility model
Step includes：One the second flow-stopping plate 62 is set on plug-in card in the rear, which is located at chip 133 and the air draft
Between fan 31,32.After there is provided above-mentioned second flow-stopping plate 62, it can be arranged on the row of the top of rear plug-in card 13
Wind fan 31 is exclusively used in the heat dissipation to chip 133 so that as much as possible distinguished and admirable by chip 133 and then by air ejector fan
31 blow away, so as to effectively improve the heat dissipation effect to chip 133.
It is provided with after above-mentioned the first flow-stopping plate 61 and the second flow-stopping plate 62 on rear plug-in card, passes through the distinguished and admirable of air duct 21
After entering rear plug-in card via the side S of rear plug-in card, three main air ducts as shown in Figures 7 and 8 can be formed：
22nd, 23,24, wherein, air duct 24 is located between 52 and first flow-stopping plate 61 of radiator, for will the lower side through plug-in card 13 later
The hot wind of chip 131 discharge in time；Air duct 23 is mainly used for radiating to be arranged on the chip 132 at rear 13 middle part of plug-in card；
Air duct 22 is located between radiator 52 and middle card 12, for providing part cold wind for the chip 133 positioned at rear 13 top side of plug-in card,
It will in time be discharged by the hot wind of chip 133.
By using above-mentioned air duct, 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 heat dissipation 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 description, 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 53 aggregate of corresponding radiator.
In addition, in order to preferably improve radiating efficiency, it, can also be into one in a preferred embodiment of the utility model
Step includes：The side of the radiator of the chip on plug-in card top and the side of the rear plug-in card are in 45 degree of angles in the rear for setting.
For example, preferably, in a specific embodiment of the utility model, the chip on plug-in card top in the rear is set
Radiator using fin-like radiator, the fin on the fin-like radiator is installed along wind direction.
For example, preferably, in a specific embodiment of the utility model, fin on the fin-like radiator
The side of extending direction and rear plug-in card is in 45 degree of angles.
For example, Fig. 9 is the side view of the radiator in the utility model specific embodiment two.As shown in figure 9, rear plug-in card 13
The radiator 53 of the chip 133 on top employs fin-like radiator, the extending direction of the fin 531 on the fin-like radiator
For side D with rear plug-in card 13 in 45 degree of angles, i.e. fin 531 on the fin-like radiator of radiator 53 is pacified along wind direction
On chip 133, as shown in Figure 7 and Figure 8.
At this point, as shown in figure 8, when air duct 22 cold wind reach radiator 53 after, it is distinguished and admirable will from the upper left side of chip 133 flow
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 duct, and the heat being more convenient on thermal device 522 is blown away by air ejector fan 32 etc..
In addition, in the technical solution of the utility model, radiator 53 can include radiator box and radiator fins
531.Therefore, the general direction of entire radiator 53 can be both arranged in 45 degree of angles also may be used with the side D of rear plug-in card 13
It is in 45 degree of angles so that only the direction of the radiator fins 531 on radiator 53 to be arranged to the side D of rear plug-in card 13, and radiator
The direction of box is still parallel with the side D of rear plug-in card 13, at this point, the direction of radiator fins 531 and the side of radiator box
To in 45 degree of angles.Certainly, the latter technology realization on may increase some difficulty, it is possible to can increase the development cycle and
Design cost.
In the technical solution of the utility model, at least two thermal devices are provided on the rear plug-in card.For example, such as Fig. 8
It is shown, it is provided with 3 thermal devices 511,522 and 533 on the rear plug-in card.It therefore, can be according to sequence of positions from top to bottom
Above-mentioned 3 thermal devices 511,522 and 533 are referred to as the first thermal device 511, the second thermal device 522 and third 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 is needed thermal device 522,533 close to middle card 12 and placed in the middle as possible, and the letter of thermal device 522
Number rate higher, signal are 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
The thermal device 533 that system circuit includes storage particle is placed on power path less properly, therefore, at one of the utility model
In preferred embodiment, thermal device 511,522,533 is finally showed along rear plug-in card panel side D directions, horizontally arranged is final
Layout.
As shown in figure 8, in this specific embodiment two, inlet air air duct 21 is located at the side S of rear plug-in card 13, distinguished and admirable substantially to divide
For three directions, respectively air duct 22, air duct 23, air duct 24.Wherein, air duct 22 be located at middle card side signal connector 134 with
Between thermal device 522；Air duct 23 is main air duct from left to right, successively by thermal device 511,522,533；Air duct 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 on plug-in card 13 afterwards.Wherein, preferably, in the utility model
A specific embodiment in, the first flow-stopping plate 61 is located between thermal device 511,522 and the fan 37,38 of side to the left, first
The left end of flow-stopping plate 61 extends to the angle of the side S and panel side D of rear plug-in card, and right end is more than heat adjacent to thermal device 522
522 left side a distance of device so that from inlet air air duct 21 it is distinguished and admirable can more by thermal device 522 rather than by
The fan 37,38 in left side is directly blown away.
It can be with preferably, in a specific embodiment of the utility model, between the first flow-stopping plate 61 and thermal device 522
Gap with predetermined width so that by a part of air draft wind that can be set by side to the left in the hot wind of thermal device 511
Fan 37,38 is blown away, and another part is then blown away by air ejector fan again after thermal device 522.
In addition, preferably, in a specific embodiment of the utility model, one end of the second flow-stopping plate 62 and thermal device
A 533 angle point P is abutted, and the other end, which extends to, is arranged on rear 13 top side of plug-in card (i.e. top side in Fig. 7, in Fig. 8
The rightmost side) two air ejector fans (i.e. air ejector fan 31 and air ejector fan 32) between gap among so that (scheme top side
8 rightmost side) air ejector fan 31 can be exclusively used in the hot wind discharge of thermal device 533, and other rows on 31 left side of air ejector fan
Wind fan 32~38 can be used for the hot wind of thermal device 511,522 to discharge.
In addition, preferably, in a specific embodiment of the utility model, the first flow-stopping plate 61 and the second flow-stopping plate 62
It can be fixed by screws on rear plug-in card 13, it can also be by being welded and fixed or other fixation sides such as joinery and its construction fixed form
Formula is fixed on rear plug-in card 13.
In addition, it is further, in a preferable specific embodiment of the utility model, plug-in card in the rear is set
Rear panel side on air ejector fan be support hot plug air ejector fan.
Further, the air ejector fan for supporting hot plug may be used structure easy to plug and be mounted on described rear insert
On the rear panel side of card.
For example, in a preferable specific embodiment of the utility model, the air ejector fan for supporting hot plug can
To include：Fan body, fixing piece, structural member sliding rail, PCB subcards；
It is provided on plug-in card after described：Fan slot position, edge-board connector；
The fan body is fixed on by the fixing piece on the structural member sliding rail, and is passed through the structural member sliding rail and be inserted into
Afterwards in the fan slot 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, so as to fulfill powering for air ejector fan and carrying out signal interaction.
Further, in a preferable specific embodiment of the utility model, the air draft for supporting hot plug
It is additionally provided on fan with the self-locking structure being locked in the fan body in the fan slot position, and by pressing self-locking knot
Structure K can release the self-locking state of air ejector fan, and the air draft for supporting hot plug is extracted from the fan slot 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, the realization method of plug
For：The fan body (i.e. fan body 341) of outsourcing is fixed on structural member sliding rail 343 by fixing piece, it will by structural member sliding rail 343
After fan body 341 is inserted into the fan slot position 344 of plug-in card 13, the PCB subcards 342 of 341 front end of fan body are inserted into the plate of rear plug-in card 13
Edge connector 136 realizes connection, so as to fulfill powering for air ejector fan 34 and carrying out signal interaction.For the ease of air ejector fan 34
Plug, further have for air ejector fan 34 to be locked in the self-locking structure in fan slot position 344 on air ejector fan 34
K can release the self-locking state of air ejector fan 34 by pressing self-locking structure K, from the fan slot 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 replace online, 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 a preferable specific embodiment of the utility model, the air ejector fan is adjustable speed wind
Fan.Specifically, it can carry out speed-regulating scheme design according to practical situations needs and/or measured result, preset
The speed of each speed adjustable fan.
Certainly, in the above-mentioned specific embodiment one and specific embodiment two of the utility model, each air ejector fan can be with
It is the air ejector fan of above-mentioned support hot plug or the fan attachment of the not hot-swappable structure of use.
In addition, preferably, in a specific embodiment of the utility model, one can also be set in inlet air channel 21
A or multiple Air Blast fans, so as to be preferably transported to distinguished and admirable on rear plug-in card.
In addition, preferably, in a specific embodiment of the utility model, one or more can be set on rear plug-in card
A air duct with seal bootr, so as to greatly enhance heat dissipation effect.It for example, can be by air duct as shown in Figures 7 and 8
22nd, 23,24 corresponding seal bootr air duct is disposed as, to enhance heat dissipation effect.
In addition, preferably, in a specific embodiment of the utility model, it can also be in second flow-stopping plate 62
The one or more fans of top (right side of the second flow-stopping plate 62 i.e. shown in Fig. 8) setting, so as to enhance heat dissipation effect.
In summary, if in the present embodiment, rear plug-in card also uses the front and rear air duct for the preceding plug-in card being similar in Fig. 5,
Then since 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, because the heat that plug-in card generates before this will be transmitted to by distinguished and admirable on rear plug-in card, it is possible to meeting
The heat dissipation difficulty of plug-in card after aggravation.So in technical solution in above-mentioned specific embodiment two, air ejector fan is not peace
It mounted in the back of cabinet, but is directly installed on the rear panel side of rear plug-in card, and employs Z-type air duct, therefore and be not required to
Exhaust air flue 220 as shown in Figure 1 is set at the top of cabinet, so as to ensure under the premise of cabinet height is not increased
Effectively heat dissipation；Simultaneously as air ejector fan is directly installed on each rear plug-in card, therefore by above-mentioned air duct 21 and via rear
The side S of plug-in card enters the distinguished and admirable of rear plug-in card and can be exported by dispersion, so as to effectively mitigate or eliminate due to heat
Heat dissipation problem caused by conduction；In addition, since above-mentioned air duct belongs to Z-type air duct, 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, the different thermal devices after not only causing on 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 duct end can be dissipated
Fin on hot device is installed along wind direction on the chip (for example, making the extension side of the fin on fin-like radiator
To being in 45 degree 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 specially
Air ejector fan 31 blows away the heat that radiator 53 generates, and is effectively improved radiating efficiency.
In the technical solution of the utility model, it is also proposed that another specific embodiment.
Specific embodiment three：
For example, the cabinet that Figure 11 is the communication device with rear plug-in card in the utility model specific embodiment 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 slot jointly
Bit space (i.e. in same slot).3 air ejector fans 39,40 and 41 are provided on 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 duct 21 it is distinguished and admirable respectively through the air-intake side F of plug-in card 16 later, air duct 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 duct 21, air duct 27 reach.Afterwards
The heat that plug-in card 16 generates is blown out by the panel side G of rear plug-in card 16 to ducting outlet 72, Bu Huichuan by air ejector fan 42~44
It leads on rear plug-in card 15.Afterwards plug-in card 15 generate heat 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 utility model, in order to better assure that heat is exported by dispersion, Ke Yi
Setting third flow-stopping plate 63 on plug-in card 15, sets fourth gear flowing plate 64 in the rear after described on plug-in card 16.
Above-mentioned fourth gear flowing plate 64 can be effectively prevented the cold wind in inlet air air duct 21 without the chip that need to be radiated and
Directly taken away by air ejector fan 42~44；And above-mentioned third flow-stopping plate 63 has then divided the air duct of plug-in card 15,16 after two, makes
The heat dissipation 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 heat dissipation of rear plug-in card 16.
In addition, preferably, in a specific embodiment of the utility model, the air ejector fan 39~41 on rear plug-in card 15
Can be that there is high-revolving air ejector fan so that there is plug-in card 15 after enough distinguished and admirable arrival, and by air ejector fan 39~
41 blow out to ducting outlet 71.
One is respectively arranged in this specific embodiment three, on the rear plug-in card 15,16 to be made 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 flow-stopping plate 63
Angle between side H and panel side B has divided the air duct of plug-in card 15,16 after two, and air ejector fan 39~41 is only used
In the heat dissipation 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 channel 21 without thermal device Y2 and direct quilt
Fan 42~44 is taken away.
In addition, preferably, in a specific embodiment of the utility model, third flow-stopping plate 63 and fourth gear flowing plate 64
It can make to be fixed on rear plug-in card 15,16 using the fixed mode of screw respectively or by being welded and fixed or joinery and its construction
Other fixed forms such as fixed form are fixed on rear plug-in card 15,16.
In addition, preferably, in a specific embodiment of the utility model, air ejector fan 39~41 and air ejector fan 42
~44 may be used fin-like radiator, 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 for using not hot-swappable structure.
In conclusion in the technical solution of the utility model, due to air ejector fan be not mounted on the back of cabinet,
But be directly installed on the rear panel side of rear plug-in card, therefore do not need to set exhaust air flue at the top of cabinet, made
Air duct is not take up additional space, so as to ensure effectively heat dissipation, and making under the premise of cabinet height is not increased
It is more compact to obtain cabinet；Simultaneously as air ejector fan is directly installed on each rear plug-in card, therefore pass through above-mentioned inlet air channel
And via rear plug-in card side S enter rear plug-in card it is distinguished and admirable can by dispersion export, so as to effectively mitigate or eliminate
Heat dissipation problem caused by being conducted due to heat, and without independent fan frame, Bu Huiying are separately provided at the rear portion of cabinet
Ring the plug of each rear plug-in card；In addition, since above-mentioned air duct belongs to Z-type air duct, intake can be increased；Further
, due to being also provided with the first flow-stopping plate and/or the second flow-stopping plate, the equal energy of different thermal devices after not only causing on plug-in card
Cold wind is received, but also respectively can be blown away the heat of different thermal device outputs by different air ejector fans, each device
Heat dispersedly blown out by each air ejector fan, without transduction cascade, better heat-radiation effect；It further, since can also be into one
Step installs the fin on the fin-like radiator of air duct end on the chip (for example, making fin-like along wind direction
The side of the extending direction of fin on radiator and rear plug-in card is in 45 degree of angles) so that the wind of the radiator of afterbody
It flows smooth, but also dedicated air ejector fan can be used to blow away the heat that the radiator of afterbody generates, effectively improve
Radiating 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 single
Only hot plug is replaced, so as to substantially reduce the risk of rear plug-in card overheat.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
The spirit of utility model and any modification, equivalent substitution, improvement and etc. within principle, done, should be included in the utility model
Within the scope of protection.
Claims (5)
1. a kind of communication device with rear plug-in card, including：Cabinet, middle card, multiple preceding plug-in cards and multiple rear plug-in cards, the middle card
The middle part of the cabinet is arranged on, the preceding plug-in card is plugged in using horizontal slotting mode in the front side plate face of middle card, the rear plug-in card
It is plugged in the rear side plate face of middle card using perpendicular slotting mode, it is characterised in that：
Being arranged side by side on the rear panel side of plug-in card after each has multiple air ejector fans；
The air ejector fan is the air ejector fan for supporting hot plug, and the air ejector fan for supporting hot plug uses structure easy to plug
On the rear panel side of the rear plug-in card.
2. communication device according to claim 1, it is characterised in that：
Along the rear panel side of the rear plug-in card, being arranged side by side has 8 air ejector fans.
3. communication device according to claim 1, it is characterised in that：
The lower part of the front panel of the cabinet is provided with case air inlet, and the case air inlet is located at the downside of the preceding plug-in card
Middle part, it is described after plug-in card board air inlet side be located at it is described after plug-in card lower part；The board air inlet side of plug-in card and institute after described
The rear panel side for stating rear plug-in card is adjacent edge.
4. communication device according to claim 1, it is characterised in that：
Setting is parallel to two thermal devices that the rear panel side is arranged above and below, described two thermal devices on plug-in card after described
It is respectively the first thermal device and the second thermal device according to sequence of positions from top to bottom；
The first flow-stopping plate being additionally provided on plug-in card after described between first thermal device and the air ejector fan；It is described
The initiating terminal of first flow-stopping plate is located at the angular position between board air inlet side and rear panel side, and end is located at the described first heat
The side of device.
5. communication device according to claim 4, it is characterised in that：
Third thermal device is additionally provided with above second thermal device；
The second flow-stopping plate being additionally provided on plug-in card after described between the third thermal device and the air ejector fan；It is described
One end of second flow-stopping plate is abutted with an angle point of third thermal device, and the other end, which extends to, is arranged on rear plug-in card top side
Among gap between two air ejector fans.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721188568.6U CN207560601U (en) | 2017-09-18 | 2017-09-18 | A kind of communication device with rear plug-in card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721188568.6U CN207560601U (en) | 2017-09-18 | 2017-09-18 | A kind of communication device with rear plug-in card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207560601U true CN207560601U (en) | 2018-06-29 |
Family
ID=62676383
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721188568.6U Active CN207560601U (en) | 2017-09-18 | 2017-09-18 | A kind of communication device with rear plug-in card |
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| Country | Link |
|---|---|
| CN (1) | CN207560601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107509371A (en) * | 2017-09-18 | 2017-12-22 | 北京百卓网络技术有限公司 | A kind of communicator with rear plug-in card |
-
2017
- 2017-09-18 CN CN201721188568.6U patent/CN207560601U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107509371A (en) * | 2017-09-18 | 2017-12-22 | 北京百卓网络技术有限公司 | A kind of communicator with rear plug-in card |
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