CN203052902U - Intelligent primary air system - Google Patents

Intelligent primary air system Download PDF

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Publication number
CN203052902U
CN203052902U CN 201220752104 CN201220752104U CN203052902U CN 203052902 U CN203052902 U CN 203052902U CN 201220752104 CN201220752104 CN 201220752104 CN 201220752104 U CN201220752104 U CN 201220752104U CN 203052902 U CN203052902 U CN 203052902U
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CN
China
Prior art keywords
air
supply air
door assembly
breeze fan
mainframe box
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CN 201220752104
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Chinese (zh)
Inventor
葛俊
周杨
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SHENZHEN ZHONGXING XINDI TELECOM EQUIPMENT CO Ltd
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SHENZHEN ZHONGXING XINDI TELECOM EQUIPMENT CO Ltd
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Abstract

The utility model discloses an intelligent primary air system which comprises a main machine box, an auxiliary machine box and a top cover board which covers the top portion of the main machine box in a dismantling state of the auxiliary machine box. The internal space of the main machine box is divided through a division board to be of a double-layer structure which is of an up and down structure through a division board, a first air supply draught fan is horizontally arranged in the lower layer space, the upper layer space is an air supply duct. An air supply duct inlet is arranged in the back wall of the main machine box and in the position where the air supply duct is arranged. A second air supply draught fan is horizontally arranged in the auxiliary machine box. A first air guide opening is formed in the division board of the main machine frame, and a second air guide opening is formed in the top wall of the main machine box. The first air supply draught fan is communicated with the air supply duct through the first air guide opening, and the second air supply draught fan is communicated with the air supply duct through the second air guide opening. A first air supply duct air outlet is formed in the position, corresponding to the first air supply draught fan, of the side wall of the main machine box, and a second air supply duct air outlet is formed in the position, corresponding to the second air supply draught fan, of the side wall of the auxiliary machine box. The intelligent primary air system is compact in structure, has good adaptability to a small-size machine room, and can flexibly adjust the air quantity as required under the condition that the occupied space is small.

Description

The intelligent fresh air system
Technical field
The utility model relates to the communications equipment room heat dissipation technology, relates in particular to a kind of intelligent fresh air system.
Background technology
Energy savings, protection environment are created harmonious society, have become the common recognition of the whole society.Along with the communications industry and economic common fast development, a large amount of base station construction of universal needs of communication, the common concern that the air-conditioning power consumption of machine room and power saving cause the communications industry already.Respond national energy-saving and emission-reduction and call, the machine room intelligent VMC is given birth at once, generally is used for cooling off machine room at present and saves energy and reduce the cost.
In recent years, it is ripe that the construction of the 3G wireless network of China has been tending towards, part developed country has disposed the unlimited communication network of 4G, and the future trend of existing 3G wireless communication technique all is to the close 4G network evolution of standard, improve the consideration of communication network efficiency of operation for saving social resources, will tend to build more Joint construction and sharing base station.Along with the website of Joint construction and sharing is more and more, some newly-built base station machine rooms are often all arranged the various communication apparatus of three big operators, the base station hear rate is increasing, and the problem of machine room heat dissipation, energy conservation is also just outstanding all the more, and the installing space of leaving heat dissipation, energy conservation equipment simultaneously in the machine room for is also very limited.Some old machine rooms are along with Joint construction and sharing has deeply slowly moved into more communication apparatus, and the problem of existing heat dissipation equipment heat-sinking capability deficiency is also very outstanding in the machine room.
The intelligent fresh air system by setting give, the air draft unit, when outdoor temperature is lower than communication base station inner control temperature, directly introduce outdoor new wind air indoor, by the wet exchange of the heat of indoor-outdoor air, effectively with the heat in the base station rapidly to external migration, thereby reach the purpose that reduces the inside of base station temperature.Breeze fan generally is installed in the lower sidewall in the machine room, and the air draft unit has realized preferably that also the machine room inner bottom part send cold wind, the best heat dissipating state of top thermal wind exhausting in relative another top side wall.The intelligent fresh air system has improved heat exchange efficiency greatly, can save 30%~80% (deciding according to the different base station environment) of the annual energy consumption of base station air conditioner.Because it is indoor that indoor-outdoor air is directly introduced, for guaranteeing base station cleanliness factor requirement, also can set up screen pack, and by environment sampling apparatus, control circuit equipment and building environment be monitored, guarantee the normal heat exchange work of system.
Yet the inventor finds that intelligent fresh air system equipment width and the equipment depth dimensions of prior art are bigger, and be relatively poor to the adaptability of small-sized machine room in implementing process of the present utility model.
The utility model content
Technical problem to be solved in the utility model is: a kind of intelligent fresh air system is provided, this system architecture compactness and can be under the considerably less situation that takes up room flexible modulation air quantity as required.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of intelligent fresh air system includes supply air duct air inlet, the supply air duct air outlet be located on the cabinet, the control circuit that be located at supply air duct in the cabinet, breeze fan, is electrically connected with this breeze fan,
Described cabinet include mainframe box, with this mainframe box removably the subsidiary engine case of upper and lower settings and the dismountable lamina tecti that under described subsidiary engine case disassembly status, is placed on described mainframe box top;
Described mainframe box inner space is divided into double-layer structure up and down by a dividing plate, level is provided with first breeze fan in its lower layer space, upward sheaf space is supply air duct, the position of corresponding described supply air duct is provided with described supply air duct air inlet on the rear wall of described mainframe box, and level is provided with second breeze fan in the described subsidiary engine case;
Dividing plate and roof at described mainframe box are respectively equipped with first air guide hole and second air guide hole, and described first breeze fan and second breeze fan are communicated with described supply air duct by described first air guide hole and second air guide hole respectively;
On one sidewall of described mainframe box on the sidewall of the corresponding described first breeze fan position, described subsidiary engine case the corresponding described second breeze fan position be respectively equipped with the described first supply air duct air outlet, the second supply air duct air outlet.
Preferably, the described first supply air duct air outlet and/or the second supply air duct air outlet are located at the antetheca of described mainframe box.
Preferably, this system also includes the environment sampling apparatus that is electrically connected with described control circuit, the place also is provided with screen pack at described supply air duct air inlet, described environment sampling apparatus include multichannel indoor temperature transmitter and the Temperature Humidity Sensor that is installed in the first breeze fan case top and/or be located at pressure sensor on described mainframe box inside or the outer surface and/or multichannel near the air purity sensor of described screen pack arranged outside, wherein, described pressure sensor has two probes being located at the described screen pack outside and inboard respectively.
Preferably, this system also includes mixes wind air channel air inlet, and this mixed wind air channel air inlet is located at the position of corresponding described supply air duct front side on the left and right sides wall of described mainframe box.
Preferably, described first breeze fan and second breeze fan are centrifugal fan, and its quantity is respectively one.
Preferably, this system also includes air-supply air door assembly, and this air-supply air door assembly is located at corresponding described supply air duct air inlet place in the described supply air duct.
Preferably, described air-supply air door assembly is electrodynamic type air door assembly or gravity type air door assembly.
Perhaps, described air-supply air door assembly is removably disposed in the described supply air duct, and includes the gravity type air door assembly of electrodynamic type air door assembly and/or alternative this electrodynamic type air door assembly installation.
Preferably, this system also includes and removably be located at corresponding described air-supply air door module position in the described supply air duct, the air-supply air door transition piece of installing under described air-supply air door assembly disassembly status.
Preferably, described air-supply air door transition piece include be separately fixed at described mainframe box top lower surface and described dividing plate upper surface following concave shape plate and last concave shape plate.
The beneficial effects of the utility model are:
Embodiment of the present utility model is by setting up a dismountable subsidiary engine case, and adopts succinct air channel to arrange, and having reached only needs a small amount of height dimension of increase equipment, just can make the double effect of air quantity, and internal structure is simple, flexible configuration, compactness practicality.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Description of drawings
Fig. 1 is the decomposing schematic representation that intelligent fresh air first embodiment of system of the present utility model installs subsidiary engine case state.
Fig. 2 is the decomposing schematic representation that intelligent fresh air first embodiment of system of the present utility model does not install subsidiary engine case state.
Fig. 3 is the normal ventilation state schematic diagram that intelligent fresh air first embodiment of system of the present utility model installs subsidiary engine case state.
Fig. 4 is the emergent ventilation state schematic diagram that intelligent fresh air first embodiment of system of the present utility model installs subsidiary engine case state.
Fig. 5 is the out-of-blast view that intelligent fresh air first embodiment of system of the present utility model installs subsidiary engine case state.
Fig. 6 is the side schematic view that the interior configuration state of pressure sensor of subsidiary engine case state is installed among intelligent fresh air first embodiment of system of the present utility model.
Fig. 7 is the A portion enlarged drawing of Fig. 6.
Fig. 8 is the decomposing schematic representation that intelligent fresh air second embodiment of system of the present utility model installs subsidiary engine case state.
Fig. 9 is the normal ventilation state schematic diagram that intelligent fresh air second embodiment of system of the present utility model installs subsidiary engine case state.
Figure 10 is the decomposing schematic representation that intelligent fresh air the 3rd embodiment of system of the present utility model installs subsidiary engine case state.
Figure 11 is the normal ventilation state schematic diagram that intelligent fresh air the 3rd embodiment of system of the present utility model installs subsidiary engine case state.
Figure 12 is the emergent ventilation state schematic diagram that intelligent fresh air the 3rd embodiment of system of the present utility model installs subsidiary engine case state.
Figure 13 is the out-of-blast view that intelligent fresh air the 3rd embodiment of system of the present utility model installs subsidiary engine case state.
Description of reference numerals:
1 ... cabinet 2 ... first breeze fan 3 ... second breeze fan 4 ... air-supply air door assembly 5 ... supply air duct 6 ... screen pack 7 ... control circuit 8 ... the environment sampling apparatus
11 ... mainframe box 12 ... subsidiary engine case 13 ... lamina tecti 14 ... filter cover plate 10 ... dividing plate 15 ... first air guide hole 16 ... second air guide hole
21 ... the first supply air duct air outlet 22 ... the second supply air duct air outlet 23 ... supply air duct air inlet 24 ... mix wind air channel air inlet
41 ... electrodynamic type air door assembly 42 ... gravity type air door assembly 43 ... air-supply air door transition piece
71 ... control circuit cover plate 72 ... control panel
81 ... pressure sensor 811 ... the pressure sensor probe
411 ... air door 412 ... electromagnetic driver 413 ... the air door driving shaft
431 ... concave shape plate 432 ... fovea superior template spare
The specific embodiment
Describe first embodiment of the intelligent fresh air system that the utility model provides in detail below with reference to Fig. 1-Fig. 7; Shown in Figure 2 as Fig. 1, present embodiment mainly includes supply air duct air inlet 23, the supply air duct air outlet of being located on the cabinet 1 21, the control circuit 7 that be located at supply air duct 5 in the cabinet, breeze fan, is electrically connected with this breeze fan, and
Described cabinet 1 include mainframe box 11, with this mainframe box 11 removably the subsidiary engine case 12 of upper and lower settings and the dismountable lamina tecti 13 that under described subsidiary engine case 12 disassembly status, is placed on described mainframe box 11 tops;
Described mainframe box 11 inner spaces are divided into double-layer structure up and down by a dividing plate 10, level is provided with first breeze fan 2 in its lower layer space, upward sheaf space is supply air duct 5, the position of corresponding described supply air duct 5 is provided with described supply air duct air inlet 23 on the rear wall of described mainframe box 11, and level is provided with second breeze fan 3 in the described subsidiary engine case 12;
Dividing plate 10 and roof at described mainframe box 11 are respectively equipped with first air guide hole 15 and second air guide hole 16, and described first breeze fan 2 and second breeze fan 3 are communicated with described supply air duct 5 by described first air guide hole 15 and second air guide hole 16 respectively;
On one sidewall of described mainframe box 11 on the sidewall of the corresponding described first breeze fan position, described subsidiary engine case the corresponding described second breeze fan position be respectively equipped with the described first supply air duct air outlet 21, the second supply air duct air outlet 22.
In addition, present embodiment also includes and mixes wind air channel air inlet 24, and this mixed wind air channel air inlet 24 is located at the position of corresponding described supply air duct 5 front sides on the left and right sides wall of described mainframe box 11.Under emergent indoor circulation radiating state, all air-flows that are drawn into supply air duct 5 all will blow out from air outlet 21,22 by breeze fan 2,3 impeller spaces after mixing wind air channel air inlet 24 more at last.Mixing the size of wind air channel air inlet 24 and the position of layout and all pass through detailed hot simulation calculation, is that systematic air flow mates best size and position.During specific implementation, can arrange at air inlet 24 rear portions, mixed wind air channel and mix wind air port cover plate, make mixed wind air channel air inlet 24 become concealed design, avoid the internal system configuration to see through mixed wind air channel air inlet 24 and directly seen.
In addition, present embodiment also includes the environment sampling apparatus 8 that is electrically connected with described control circuit 7, and 23 places also are provided with screen pack 6 at described supply air duct air inlet.
In addition, this system also includes air-supply air door assembly 4, and this air-supply air door assembly 4 is located at corresponding described supply air duct air inlet 23 places in the described supply air duct 5.
During specific implementation, screen pack 6 can be located between supply air duct air inlet 23 and the air-supply air door assembly 4.Described first breeze fan 2 and second breeze fan 2 are centrifugal fan, and its quantity is respectively one.
During specific implementation, the described first supply air duct air outlet 21 or the second supply air duct air outlet 22 all can be located at the antetheca of described mainframe box 11.As a best implementation, preferably the described first supply air duct air outlet 21 and the second supply air duct air outlet 22 all are located at the antetheca of described mainframe box 11.
In the present embodiment, air-supply air door assembly 4 can be electrodynamic type air door assembly 41, it includes air door 411 and the electromagnetic driver 412 that is connected with this air door 411, and this electromagnetic driver 412 is electrically connected with described control circuit 7, and is connected to air door 411 by air door driving shaft 413.
During specific implementation, described environment sampling apparatus 8 can include multichannel indoor temperature transmitter and the Temperature Humidity Sensor (not shown) that is installed in first breeze fan, 2 case top and/or be located at pressure sensor 81 on described mainframe box 11 inside or the outer surface and/or multichannel near the air purity sensor (not shown) of described screen pack 6 arranged outside, wherein, described pressure sensor 81 has is located at described screen pack 6 outsides and two inboard probes 811 respectively, is used for surveying the pressure reduction in screen pack 6 inboards and the outside.
Describe the various sensors in the present embodiment below in detail.
1, the application of multi way temperature sensor and humiture inductor.
In order suitably to reduce the installing engineering amount, avoid indoor temperature sensor to be damaged in transportation, installation process in the intelligent fresh air system, the indoor temperature transmitter of present embodiment and Temperature Humidity Sensor are installed in the first breeze fan case top and indoor air flow communicates, and can be about to temperature sensor and humiture certainly and pull out and be installed in the position that needs if the user need detect inner other the regional humiture situations of machine room.
2, the application of multichannel air purity sensor (dust sensor).
Enter the cleanliness factor of air in the machine room by the monitoring of multichannel air purity sensor, control the start and stop of breeze fan and the folding of air-supply air door assembly according to the requirement of machine room cleanliness factor, guarantee that air purity meets the demands in the machine room, thereby guarantee the normal operation of equipment in the machine room.In in the machine room cleanliness factor of air better and screen pack when not blocked, the air-supply air door is opened, system works is normally being sent under the outdoor new wind state; When very poor and screen pack is not blocked when the outdoor air cleanliness factor; in order to guarantee the air purity of machine room, guarantee the normal ventilation and heat of communication apparatus in the machine room, electromagnetic driver is closed; system works and is outwards exported outdoor air alarm of poor quality under emergent indoor circulation ventilation state.
3, pressure sensor arrangement flexibly.
Pressure sensor 81 both can be external on mainframe box 11 outer walls, perhaps, as shown in Figure 6 and Figure 7, also can be built on the installing plate of control circuit 7, between control circuit 7 and electromagnetic driver 412.The pressure sensor 81 external parameters that can help machine room O﹠M personnel to report to the police according to weather conditions and 6 obstructions of air quality flexible modulation screen pack of reality are in order to effectively carry out maintenance and the replacing of screen pack 6; Pressure sensor 81 built-in breeze fan (comprising first breeze fan 2, the second breeze fan 3) overall aesthetics that then can make are stronger, also reduced the difficulty of on-the-spot Installation and Debugging simultaneously.The user can select as required flexibly, saves the scheme of cost most for only using scene apolegamy pressure sensor 81 and it is external in key; The most reliable and use in client that scheme is built-in as pressure sensor 81 the most easily, built-in pressure sensor 81 has greater advantage in the overall appearance of product, but has waste on the cost again for the utilization scene that does not need accurate alarm filter net state.
Before dispatching from the factory, system just configured the warning value of pressure sensor 81, the user can pull down the warning value that control circuit cover plate 71 is adjusted built-in pressure sensor 81 master meter dishes flexibly according to weather conditions and the air quality condition of reality in actual use, or directly adjusts the warning value of external pressure sensor 81 master meter dishes at cabinet 11.
4, the intelligent decision of the utilization of distributed pressure sensor and filter screen obstruction.
Control circuit 7 receives the indoor and outdoor pressure difference of pressure sensor probe 811 feedbacks that are installed in screen pack 6 both sides; and by the pressure reduction alarm signal of pressure sensor 81 feedbacks is judged comprehensively whether screen pack stops up; because the rotating speed of breeze fan is unusual or outside atmospheric pressure is unusual with the unusual indoor and outdoor air pressure difference that also can build-up of pressure sensor probe 811 records in short-term that the conversion of weather produces; therefore; the pressure reduction alarm signal of control circuit 7 continual collection pressure sensor 81 feedbacks; stop up but only after the pressure reduction alarm signal is kept some cycles, be judged to be screen pack 6 always, avoided various filter screens to stop up the erroneous judgement of alarm.In case judging screen pack stops up, system enters emergent indoor circulation radiating state immediately, originally set various blower fan control strategies all lost efficacy, the breeze fan full speed running, outwards send filter screen simultaneously and stop up alarm signal, emergent indoor circulation radiating state can be kept always, and the machine room personnel have cleared up screen pack and eliminated after the filter screen obstruction announcement mirror signal, and system automatically restores to normal operating condition.
Describe the operation principle of present embodiment in detail below with reference to Fig. 3-Fig. 5.
As shown in Figure 3, when good and screen pack 6 was not blocked when the outdoor air cleanliness factor, air-supply air door assembly 3 was opened, and system works is normally being sent under the new wind state.
As shown in Figure 4, when very poor or screen pack 6 is blocked when the outdoor air cleanliness factor, in order to guarantee the normal ventilation and heat of communication apparatus in the machine room, air-supply air door assembly 4 is closed, mixing wind air channel air inlet 24 opens, system works under emergent indoor circulation ventilation state, under the effect of breeze fan from mixing the hot-air of air inlet 24 suction machine room inside, wind air channel; Control circuit 7 is according to the indoor and outdoor pressure difference of pressure sensor probe 811 feedbacks that are installed in screen pack 6 both sides simultaneously, and the output filtering net stops up alarm; Perhaps according near the measured outdoor air dust particle concentration value of dust sensor that is installed in the screen pack 6, the alarm of poor quality of output outdoor air.
As shown in Figure 5, when indoor/outdoor temperature-difference is big and when need not any refrigeration plant fully and dispelling the heat to machine room, breeze fan quits work, and air-supply air door assembly 4 is closed, and can stop outdoor cold excessively air and enter machine room inside " freezing " communication apparatus by free convection.
Describe the mounting means of pressure sensor 81 in the present embodiment below in detail.
The user can the foundation actual demand decide whether external pressure sensor is installed in its sole discretion.If external pressure sensor only needs to arrange properly VMC before VMC comes into operation maintenance plan is not installed, is regularly arranged the O﹠M personnel that screen pack is safeguarded and get final product.If external pressure sensor need to be installed, to be installed in pressure probe, sensor master meter dish, the relevant communication cable that screen pack surveys respectively by diagram and to get final product.The mount scheme of external pressure sensor can make things convenient for the O﹠M personnel of basic unit to observe and adjust relevant pressure reduction warning value, system only with in the pressure sensor assembly place system packing, just can load onto pressure sensor assembly during on-the-spot Installation and Debugging system in transportation.
As shown in Figure 2, under the situation less to the wind-force demand, that usage space is narrower, can pull down subsidiary engine case 12 and the second inner breeze fan 3 thereof, with lamina tecti on second air guide hole 16, present embodiment also fully can normal operation, and its operation principle is identical, has just lacked the effect of second breeze fan 3, air quantity reduces by half, and repeats no more.
Describe second embodiment of the intelligent fresh air system that the utility model provides in detail below with reference to Fig. 8 and Fig. 9; As shown in Figure 8, present embodiment and aforementioned first embodiment are basic identical, and difference only is that described air-supply air door assembly 3 adopts gravity type air door assembly 42.
The operation principle of present embodiment is as follows:
As shown in Figure 9, when good and screen pack 6 was not blocked when the outdoor air cleanliness factor, gravity type air door assembly 42 " was taken out " automatically under the effect of breeze fan and is opened, and system works is normally being sent under the new wind state.
When screen pack 6 is blocked, gravity type air door assembly 42 gravitate under the situation that screen pack stops up is closed automatically, system works is under emergent indoor circulation ventilation state, in order to guarantee the normal ventilation and heat of communication apparatus in the machine room, system is from mixing the hot-air of air inlet 24 suction machine room inside, wind air channel under the effect of breeze fan; Control circuit 7 is according to the indoor and outdoor pressure difference of pressure sensor probe 811 feedbacks that are installed in screen pack 6 both sides simultaneously, and the output filtering net stops up alarm.
When the outdoor air cleanliness factor is very poor, control circuit 7 bases are installed near the measured outdoor air dust particle concentration value of dust sensor the screen pack 6, the alarm of poor quality of output outdoor air, controlling breeze fan simultaneously quits work, gravity type air door assembly 42 is closed under the gravity effect automatically, stops foul atmosphere to enter machine room.
When indoor/outdoor temperature-difference need not any refrigeration plant more greatly and fully and dispels the heat to machine room, breeze fan 2 quits work, gravity type air door assembly 42 is closed under the gravity effect automatically, stops outdoor cold excessively air and enters machine room inside " freezing " communication apparatus by free convection.
When the outdoor air cleanliness factor returns to the standard that allows system works, control circuit 7 stops to export outdoor air alarm of poor quality according to being installed near the screen pack 6 measured outdoor air dust particle concentration values of dust sensor, start breeze fan work simultaneously, gravity type air door assembly 42 " is taken out " automatically and is opened under the breeze fan effect, and system returns to and normally send under the new wind state.
Describe the 3rd embodiment of the intelligent fresh air system that the utility model provides in detail below with reference to Figure 10-13 figure; As shown in figure 10, present embodiment and aforementioned first embodiment are basic identical, and difference only is that present embodiment does not arrange air-supply air door assembly.
As a preferred embodiment of present embodiment, air-supply air door transition piece 43 can be set in screen pack 6 inboards.During specific implementation, described air-supply air door transition piece 43 can include be separately fixed at described cabinet 1 top lower surface and described dividing plate 10 upper surfaces following concave shape plate 431 and last concave shape plate 432.
The operation principle of present embodiment is as follows:
As shown in figure 11, when good and screen pack 6 was not blocked when the outdoor air cleanliness factor, system works was normally being sent under the new wind state.
As shown in figure 12, when very poor or screen pack 6 is blocked when the outdoor air cleanliness factor, in order to guarantee the normal ventilation and heat of communication apparatus in the machine room, under the effect of breeze fan, from mixing the hot-air of air inlet 24 suction machine room inside, wind air channel, system works is at emergent indoor circulation ventilation state.The indoor and outdoor pressure differences that this moment, control circuit 7 fed back according to the pressure sensor probe that is installed in screen pack 6 both sides, the output filtering net stops up alarm; Perhaps according near the measured outdoor air dust particle concentration value of dust sensor that is installed in the screen pack 6, the alarm of poor quality of output outdoor air.
As shown in figure 13, when indoor/outdoor temperature-difference need not any refrigeration plant more greatly and fully and dispels the heat to machine room, breeze fan quits work, and can stop outdoor cold excessively air by the effect of screen pack 6 and outdoor protective cover (not shown) and enter machine room inside " freezing " communication apparatus by free convection.
Adopt the scheme that air-supply air door assembly is not set among gravity type air door assembly and the 3rd embodiment among above-mentioned second embodiment, can reduce the risk that the fault owing to electromagnetic driver causes the new wind of intelligent fresh air system to send into funtion part or completely lose.
Describe the 4th embodiment of the intelligent fresh air system that the utility model provides in detail below with reference to Fig. 1-Figure 13; As shown in the figure, present embodiment and aforementioned first to the 3rd embodiment are basic identical, and difference only is: the air-supply air door assembly 4 of present embodiment and screen pack 6 removably are located at described supply air duct air inlet 23 inboards; And air-supply air door assembly 4 had both included electrodynamic type air door assembly 41, also included gravity type air door assembly 42; In addition, present embodiment also includes dismountable air-supply air door transition piece 43.Be all air-supply air door component states that present embodiment combines aforementioned first embodiment to the, three embodiment neatly.
During specific implementation, described electrodynamic type air door assembly 41 specifically includes air door 11 and the electromagnetic driver 412 that is connected with this air door 411, and this electromagnetic driver 412 is electrically connected with control circuit 7.
Described air-supply air door transition piece 43 can include be separately fixed at described cabinet 1 top lower surface and described dividing plate 10 upper surfaces 431 of following concave shape plates and last concave shape plate 432.
The cabinet of present embodiment is General design, can use the configuration that multiple personalization is provided to select according to the VMC under diverse geographic location and the weather conditions.Better and the lower area of the winter temperature that makes a clear distinction between the four seasons at air purity, air-supply air door assembly 4 can adopt gravity type air door assembly 42, can guarantee the machine room cooling demand of spring and autumn, also can guarantee the machine room heat insulation function when winter, ambient temperature was low; Air purity better and four seasons fuzzy winter temperature be higher than the area of zero degree, need not to adopt air-supply air door assembly can guarantee that the machine room cooling in three seasons of winter in spring and autumn needs, under this condition, can be at screen pack 6 inboard configuration air-supply air door transition pieces 43; Relatively poor or the area of sandstorm weather is arranged at air purity, air-supply air door assembly can adopt electrodynamic type air door assembly 41 to realize the dust-separation heat insulation function.Wherein, the allocation plan that does not have air-supply air door assembly and a gravity type air door assembly can reduce the risk that the fault owing to electromagnetic driver causes the new wind of intelligent fresh air system to send into funtion part or completely lose.
During use, installed at present embodiment under the state of electrodynamic type air door assembly 41, only need pull down electromagnetic driver 412, air door driving shaft 413, trip bolt and can take out whole electrodynamic type air door assembly 41, after changing gravity type air door assembly 42, be fixed with the trip bolt that is removed, can finish gravity type air door 42 replacement of component.
Installed at present embodiment under the state of gravity type air door assembly 42, only need pull down described trip bolt, can take out gravity type air door assembly 42, change described air-supply air door transition piece 43 after, be fixed with the trip bolt that is removed, can finish the replacing of air-supply air door transition piece 43.
And the like, can finish the configuration of various air-supply air door component states flexibly and easily.
Compared with prior art, the utlity model has following advantage:
The utility model is by setting up a dismountable subsidiary engine case, and adopts succinct air channel to arrange, and reaching only needs increase device height size, just can make the double effect of air quantity, and can dismantle the subsidiary engine case flexibly.Be reserved with the hold-down screw of installing to the subsidiary engine case, corresponding screw hole and blower fan at the mainframe box top and cross the line plug.When needing configuration subsidiary engine case, installed and fixed second breeze fan after only need unclamping corresponding screw, its cable is incorporated in the control control circuit installing plate of mainframe box by plug, is linked into corresponding fan interface, just the energy smooth upgrade is to the double VMC of air quantity.Whole upgrade process is succinct, efficient.
The subsidiary engine case only is equivalent to the height summation that a centrifugal blower is added an air-ducting ring on height dimension, make the whole system height dimension that has disposed the subsidiary engine case increase few (being no more than 1/5th).First breeze fan and the first supply air duct air inlet that second breeze fan that the subsidiary engine case is built-in and the second supply air duct air inlet and mainframe box are built-in are in full accord and symmetrical.During work, mainframe box and subsidiary engine case share a supply air duct, therefore, disposed the subsidiary engine case after, its air quantity can promote one times.And first breeze fan and second breeze fan also can play the effect that complements one another, and can guarantee that when any one breeze fan fault whole system also possesses the function of emergency ventilation heat radiation.
The succinct air channel design that the utility model adopts, foreshorten to the air inlet of breeze fan and the distance of air outlet the shortest, the technology of putting was sent outdoor new wind into machine room with the most direct mode at the bottom of mainframe box adopted single horizontal fan, screen pack and air-supply air door assembly only take air-supply unit the first half supply air duct space, accomplished small and exquisitely at plant width and depth dimensions, reduced VMC taking the machine room confined space.
The utility model also can provide the configuration of multiple personalization to select according to diverse geographic location and weather conditions.Better and the lower area of the winter temperature that makes a clear distinction between the four seasons at air purity, mainframe box can adopt gravity type air door arrangement of components, has both guaranteed the machine room cooling demand of spring and autumn, also guarantees the machine room heat insulation function when winter, ambient temperature was low; Air purity better and four seasons fuzzy winter temperature be higher than the area of zero degree, mainframe box can adopt not to be had air-supply air door arrangement of components and guarantees that the machine room cooling in three seasons of winter in spring and autumn needs; Electrodynamic type air-supply air door assembly relatively poor at air purity or that have the area of sandstorm weather, mainframe box can adopt electromagnetic driver to drive is realized the dust-separation heat insulation function.
The above is preferred embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection domain of the present utility model.

Claims (10)

1. an intelligent fresh air system includes supply air duct air inlet, the supply air duct air outlet be located on the cabinet, be located at supply air duct in the cabinet, breeze fan, with the control circuit that this breeze fan is electrically connected, it is characterized in that:
Described cabinet include mainframe box, with this mainframe box removably the subsidiary engine case of upper and lower settings and the dismountable lamina tecti that under described subsidiary engine case disassembly status, is placed on described mainframe box top;
Described mainframe box inner space is divided into double-layer structure up and down by a dividing plate, level is provided with first breeze fan in its lower layer space, upward sheaf space is supply air duct, the position of corresponding described supply air duct is provided with described supply air duct air inlet on the rear wall of described mainframe box, and level is provided with second breeze fan in the described subsidiary engine case;
Dividing plate and roof at described mainframe box are respectively equipped with first air guide hole and second air guide hole, and described first breeze fan and second breeze fan are communicated with described supply air duct by described first air guide hole and second air guide hole respectively;
On one sidewall of described mainframe box on the sidewall of the corresponding described first breeze fan position, described subsidiary engine case the corresponding described second breeze fan position be respectively equipped with the described first supply air duct air outlet, the second supply air duct air outlet.
2. intelligent fresh air as claimed in claim 1 system is characterized in that:
The described first supply air duct air outlet and/or the second supply air duct air outlet are located at the antetheca of described mainframe box.
3. intelligent fresh air as claimed in claim 2 system is characterized in that:
This system also includes the environment sampling apparatus that is electrically connected with described control circuit, the place also is provided with screen pack at described supply air duct air inlet, described environment sampling apparatus include multichannel indoor temperature transmitter and the Temperature Humidity Sensor that is installed in the first breeze fan case top and/or be located at pressure sensor on described mainframe box inside or the outer surface and/or multichannel near the air purity sensor of described screen pack arranged outside, wherein, described pressure sensor has two probes being located at the described screen pack outside and inboard respectively.
4. intelligent fresh air as claimed in claim 3 system is characterized in that:
This system also includes mixes wind air channel air inlet, and this mixed wind air channel air inlet is located at the position of corresponding described supply air duct front side on the left and right sides wall of described mainframe box.
5. intelligent fresh air as claimed in claim 4 system is characterized in that:
Described first breeze fan and second breeze fan are centrifugal fan, and its quantity is respectively one.
6. as each described intelligent fresh air system among the claim 1-5, it is characterized in that:
This system also includes air-supply air door assembly, and this air-supply air door assembly is located at corresponding described supply air duct air inlet place in the described supply air duct.
7. intelligent fresh air as claimed in claim 6 system is characterized in that:
Described air-supply air door assembly is electrodynamic type air door assembly or gravity type air door assembly.
8. intelligent fresh air as claimed in claim 6 system is characterized in that:
Described air-supply air door assembly is removably disposed in the described supply air duct, and includes the gravity type air door assembly of electrodynamic type air door assembly and/or alternative this electrodynamic type air door assembly installation.
9. intelligent fresh air as claimed in claim 8 system is characterized in that:
This system also includes and removably be located at corresponding described air-supply air door module position in the described supply air duct, the air-supply air door transition piece of installing under described air-supply air door assembly disassembly status.
10. intelligent fresh air as claimed in claim 9 system is characterized in that:
Described air-supply air door transition piece include be separately fixed at described mainframe box top lower surface and described dividing plate upper surface following concave shape plate and last concave shape plate.
CN 201220752104 2012-12-31 2012-12-31 Intelligent primary air system Withdrawn - After Issue CN203052902U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103017288A (en) * 2012-12-31 2013-04-03 深圳市中兴新地通信器材有限公司 Intelligent fresh air system
CN103899345A (en) * 2013-12-04 2014-07-02 国家电网公司 Portable air-exchange well lid
EP3165834A4 (en) * 2014-07-03 2017-07-05 Qingdao Haier Air Conditioner Gen Corp., Ltd. Top cover for air treatment system and air treatment system
CN107906662A (en) * 2017-10-02 2018-04-13 广东美的制冷设备有限公司 Method for controlling number of revolution, new wind turbine and the computer-readable recording medium of new wind turbine
CN111473451A (en) * 2020-03-24 2020-07-31 上海应达风机股份有限公司 Remove haze formula new fan

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103017288A (en) * 2012-12-31 2013-04-03 深圳市中兴新地通信器材有限公司 Intelligent fresh air system
CN103899345A (en) * 2013-12-04 2014-07-02 国家电网公司 Portable air-exchange well lid
EP3165834A4 (en) * 2014-07-03 2017-07-05 Qingdao Haier Air Conditioner Gen Corp., Ltd. Top cover for air treatment system and air treatment system
US10415839B2 (en) 2014-07-03 2019-09-17 Qingdao Haier Air Conditioner General Corp., Ltd. Humidification device and air treatment system
CN107906662A (en) * 2017-10-02 2018-04-13 广东美的制冷设备有限公司 Method for controlling number of revolution, new wind turbine and the computer-readable recording medium of new wind turbine
CN111473451A (en) * 2020-03-24 2020-07-31 上海应达风机股份有限公司 Remove haze formula new fan

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