Background technology
As everyone knows, the heat that electronic equipment produces when work rises the electronic equipment internal temperature rapidly; If untimely this heat is distributed; This electronic equipment can continue to heat up, and during the normal working temperature scope of the electronic device in temperature has exceeded this electronic equipment, the performance of this electronic device significantly descends; Greatly influenced the reliability of electronic equipment, so the heat dissipation problem of electronic equipment comes into one's own more and more.
Fig. 1 is in the prior art, and adopting heat exchanger is the sketch map of electronic equipment dissipating heat.As shown in Figure 1, this electronic equipment comprises: rack 100, be installed in internal unit 110 in this rack 100, be installed in this rack 100 and be positioned at equipment fan 112 and the heat exchanger 120 that is installed in this rack 100 of the top of this internal unit 110.This heat exchanger 120 comprises interior circulating fan 124, outer circulation fan 126 and heat exchanger core 122.This heat exchanger core 122 comprises outer circulation gas channel 121 and the interior circulating current passage 123 of isolating with this outer circulation gas channel 121, and wherein, circulating fan 124 is positioned at the air inlet of this circulating current passage 123 in this.This outer circulation fan 124 is positioned at the air inlet of this outer circulation gas channel 121.
When these internal unit 110 work, the heat that this internal unit 110 produces forms thermal current (shown in arrow D) under the effect of this equipment fan 112.Under the effect of the interior circulating fan 124 of this heat exchanger 120, the flow through interior circulating current passage 123 of this heat exchanger 120 of this thermal current; Simultaneously; The outer air of this electronic equipment flows this outer circulation gas channel 121 of under the effect of this outer circulation fan 126, flowing through; Like this; Should in thermal current (like the arrow N among the figure) the time in the circulating current passage 123 through this heat exchanger core 122, the outer air of this electronic equipment this outer circulation gas channel 121 (like the arrow W among the figure) of flowing through, thermal current in this in circulating current passage 123 and the air in this outer circulation gas channel 121 flow and in this heat exchanger core 122, carry out heat exchange; Thereby reduced the temperature of air in this electronic equipment, realized the heat exchange that thermal current and the outer air of this electronic equipment in this electronic equipment flow.
By on can find out, the thermal current in this electronic equipment this equipment fan 112 with should in the effect of circulating fan 124 in importing is somebody's turn to do down in the circulating current passage 123.Interior circulating fan 124 in this heat exchanger 120 is generally larger-size centrifugal fan, causes the overall dimensions of this heat exchanger 120 bigger like this, is unfavorable for the miniaturization development of this electronic equipment.
Summary of the invention
The embodiment of the invention provides a kind of system that has the electronic equipment of heat exchange and be used for electronic equipment dissipating heat, is used to solve the problem that heat exchanger size is big, be unfavorable for the electronics miniaturization development.
The embodiment of the invention provides a kind of electronic equipment with heat exchange, and this electronic equipment comprises rack, is provided with internal unit and fan in this rack; Wherein, this electronic equipment also comprises heat exchanger, and this heat exchanger is located at this rack; This heat exchanger comprises heat exchanger core and outer circulation fan; Circulating current passage and outer circulation gas channel in this heat exchanger core comprises, circulating current passage and outer circulation gas channel are isolated in this, and this outer circulation fan is located at the air inlet of this outer circulation gas channel; Should in air inlet and this rack of circulating current passage air contact the interior air of this rack circulating current passage in this of under the action of fan of this rack, flowing through; The fan of said rack is positioned at the top of said internal unit, and the air inlet of the fan of said rack and said interior circulating current passage is relative.
Correspondingly; The embodiment of the invention provides a kind of system that is used for electronic equipment dissipating heat, and this cooling system comprises heat exchanger, and this heat exchanger is located at the rack with fan; This heat exchanger comprises heat exchanger core and outer circulation fan; Circulating current passage and outer circulation gas channel in this heat exchanger core comprises, circulating current passage is isolated with this outer circulation gas channel in this, and this outer circulation fan is located at the air inlet of this outer circulation gas channel; Should in air inlet and this rack of circulating current passage air contact the interior air of this rack circulating current passage in this of under the fan effect of this rack, flowing through; The fan of the air inlet of circulating current passage and said rack is relative in said.
Can find out by last technical scheme; The system that has the electronic equipment of heat exchange and be used for electronic equipment dissipating heat through this rack internal fan with air in this rack import should in circulating current passage; Saved interior circulating fan of the prior art; Reduce the size of heat exchanger like this, be suitable for the miniaturization development of this electronic equipment.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Fig. 2 has the schematic perspective view of the electronic equipment of heat exchange for the embodiment of the invention.Stereogram when Fig. 3 opens for the cabinet door with electronic equipment of heat exchange shown in Figure 2.Please consult Fig. 4 in the lump, this electronic equipment comprises rack 200, the heat exchanger 220 that is provided with internal unit 210, fan 212 in this rack 200 and is installed in this rack 200.
This heat exchanger 220 comprises outer circulation fan 226 and heat exchanger core 222; Circulating current passage 223 and outer circulation gas channel 221 in this heat exchanger core 222 comprises; Should isolate with this outer circulation gas channel 221 by interior circulating current passage 223; This outer circulation fan 226 is located at the air inlet 230 (as shown in Figure 2) of this outer circulation gas channel 221; Should in air inlet 240 and this rack of circulating current passage 223 air contact the interior air of this rack circulating current passage 223 in this of under the effect of this rack internal fan 212, flowing through.
By on can find out; The electronic equipment that the embodiment of the invention has heat exchange is somebody's turn to do interior circulating current passage 223 through this rack internal fan 212 with air importing in this rack; Saved interior circulating fan of the prior art; Reduce the size of heat exchanger like this, be suitable for the miniaturization development of this electronic equipment.
Further, the electronic equipment that the embodiment of the invention has a heat exchange imports the heat dissipation design that circulating current passage 223 in this has been simplified this electronic equipment through this rack internal fan 212 with air in this rack, has reduced production cost.
The continuous Fig. 4 that sees also, when these internal unit 210 work, the heat that this internal unit 210 produces is at the circulating current passage 223 (shown in arrow D2, N2) in this of flowing through under the effect of this rack internal fan 212.Simultaneously; The outer air of this electronic equipment flows this outer circulation gas channel 121 of under the effect of this outer circulation fan 226, flowing through; Like this; Should in thermal current (like the arrow N2 among the figure) the time in the circulating current passage 223 through this heat exchanger core 222, the outer air of this electronic equipment this outer circulation gas channel 221 (like the arrow W2 among the figure) of flowing through, thermal current in this in circulating current passage 223 and the air in this outer circulation gas channel 221 flow and in this heat exchanger core 222, carry out heat exchange; Thereby reduced the temperature of air in this electronic equipment, realized the heat exchange that thermal current and the outer air of this electronic equipment in this electronic equipment flow.Circulation of air in this outer circulation gas channel 221 is crossed these outer circulation air outlet 232 (see figure 2)s and is flowed out outside this rack 200, and air flows in the rack 200 through recycling the air port in this in this rack.
Wherein, see also Fig. 4, this rack internal fan 212 is positioned at the top of this internal unit 210, so more help heat that the internal units 210 in this rack 200 produce through this rack internal fan 212 import should in the circulating current passage 223.
Wherein, with reference to figure 3 and Fig. 4, can be provided with wind scooper 224 between the air inlet 240 of this rack internal fan 212 and this interior circulating current passage 223.Air is under the effect of this rack internal fan 212 in this rack, via this wind scooper 224 circulating current passage 223 in this of flowing through.
Wherein, when this rack internal fan 212 was positioned at the top of this internal unit 210, this wind scooper 224 can be located at this rack internal fan 212 and be somebody's turn to do between the air inlet 240 of interior circulating current passage 223.It is understandable that, if this wind scooper 224 be arranged on this rack internal fan 212 with should in the air inlet 240 of circulating current passage 223 just can make the interior air-flow of this rack circulating current passage 223 in this of under the effect of this rack internal fan 212, flowing through.
Wherein, this rack internal fan 212 can be relative with the air inlet 240 that is somebody's turn to do interior circulating current passage 223.
With reference to figure 4; This rack internal fan 212 is positioned at the top of this internal unit 210; Can be provided with the district 211 of collecting folk songs between this internal unit 210 and this rack internal fan 212, air is under the effect of this rack internal fan 212, via this district 211 of collecting folk songs circulating current passage 223 in this of flowing through in this rack.Like this, this design of collecting folk songs district 211 has reduced the diffusion of the heat of these internal unit 210 generations.
Wherein, the rack internal fan of mentioning for the foregoing description 212 can also can be centrifugal fan for aerofoil fan, and the embodiment of the invention is not limited thereto.
Need to prove that this internal unit 210 can be veneer, the device on the veneer can produce heat when working; This internal unit 210 also can be device, also can produce heat during device work, and for the ease of unification, the present invention implements to be referred to as internal unit 210.As long as be located in the rack 200, what can produce heat during work can be interpreted as the internal unit 210 in the embodiment of the invention.
The embodiment of the invention also provides a kind of system that is used for electronic equipment dissipating heat; This system comprises heat exchanger; This heat exchanger is located at the rack with fan, and this heat exchanger comprises heat exchanger core and outer circulation fan, circulating current passage and outer circulation gas channel in this heat exchanger core comprises; Should isolate each other with this outer circulation gas channel by interior circulating current passage; This outer circulation fan is located at the air inlet of this outer circulation gas channel, in this in air inlet of circulating current passage and this rack air contact the interior air of this rack circulating current passage in this of under the action of fan of this rack, flowing through.
By on can find out; The fan of the system that the embodiment of the invention is used for electronic equipment dissipating heat through this rack makes in this rack the air circulating current passage in this of flowing through; Saved interior circulating fan of the prior art; Thereby reduced the size of heat exchanger, be suitable for the miniaturization development of this cooling system.
Wherein, air inlet of circulating current passage can be relative with the fan of this rack in this.
Wherein, the fan of this rack and should in be provided with wind scooper between the air inlet of circulating current passage, air is under the fan effect of this rack, via this wind scooper circulating current passage in this of flowing through in this rack.
Invention has been described more than to combine most preferred embodiment, but the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to essence of the present invention.