CN203839767U - Heat radiation distribution box - Google Patents

Heat radiation distribution box Download PDF

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Publication number
CN203839767U
CN203839767U CN201420075583.XU CN201420075583U CN203839767U CN 203839767 U CN203839767 U CN 203839767U CN 201420075583 U CN201420075583 U CN 201420075583U CN 203839767 U CN203839767 U CN 203839767U
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CN
China
Prior art keywords
distribution box
air
distribution
chamber door
box
Prior art date
Application number
CN201420075583.XU
Other languages
Chinese (zh)
Inventor
谢名勇
王慧霞
孙翔
吴斌
郑勇
Original Assignee
浙江联能电气有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 浙江联能电气有限公司 filed Critical 浙江联能电气有限公司
Priority to CN201420075583.XU priority Critical patent/CN203839767U/en
Application granted granted Critical
Publication of CN203839767U publication Critical patent/CN203839767U/en

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Abstract

The utility model relates to the distribution box heat radiation technology field, and especially discloses a heat radiation distribution box. The distribution box comprises a distribution box body. A box door is arranged at the obverse side of the distribution box body. An air inlet is arranged in the middle of the base plate. An eddy current blower fan is arranged at the air inlet. An air outlet is arranged in the top plate of the distribution box body. An exhaust fan is arranged at the air outlet. An air distribution plate is arranged at the upper side of the base plate. A plurality of air distribution holes are uniformly arranged in the air distribution plate. An air bellow is arranged in the distribution box body. The distribution box body is divided into a plurality of distribution cavities by the air bellow. An upper air opening is arranged at the end, close to the distribution box body, at the upper side of the air bellow. A lower air opening is arranged at the end, close to the box door, at the lower side of the air bellow. An air flue is formed between the upper air opening and the lower air opening. A plurality of radiating fins are arranged in the air flue between the upper air opening and the lower air opening. The distribution box can be installed in an E-HOUSE (electrical house) for usage. The beneficial effects of the distribution box are that the distribution box has good heat radiation effects, and has a long service life.

Description

A kind of radiating type distribution box
Technical field
The utility model relates to distribution box heat dissipation technology field, relates in particular to a kind of radiating type distribution box.
Background technology
Distribution box is switchgear, measuring instrument, protective device and auxiliary equipment are assembled in sealing or semiclosed metal safe or shield on width by electrical wiring requirement, forms low-tension distribution box.During normal operation, can connect or minute deenergizing by manual or automatic switch; when fault or irregular operating, by protective device, cut off circuit or warning; borrow measuring instrument can show operating various parameter; also can adjust some electric parameter; to departing from normal operating conditions, point out or send signal, be usually used in each factory, building, electric substation.Due to distribution box interior circuit board compact conformation, on circuit board, electronic device all can distribute a large amount of heats, and heat-dissipating space is limited in distribution box, its heat radiation is just more important, radiating effect missionary society has a strong impact on distribution box performance and used life, and most distribution box cooling system is all good not, conventionally be all simply by louvre, to dispel the heat, radiating effect is poor, especially for Combined distribution box, many cover distribution systems are installed in distribution box, and heat dissipation capacity more strengthens, and the heat radiation of louvre form cannot satisfy the demands.
Chinese patent Granted publication number: CN203086012U, July 24 2013 Granted publication day, a kind of rainproof heat radiation distribution box is disclosed, comprise distributing box, Distribution box cover and distribution box door, Distribution box cover is arranged on distributing box top, distribution box door is arranged on distributing box side, four jiaos of distributing box bottom are equipped with collapsible leg, universal wheel, distributing box bottom is provided with louvre, louvre has radiating tube, the lower diameter of radiating tube is less than the diameter on radiating tube top, distribution box door is provided with visor, the cross sectional shape of Distribution box cover is circular arc or triangle, and Distribution box cover edge extends outside distributing box.This kind of distribution box offered louvre by bottom, outside air nature enters in distribution box in louvre, thereby take internal heat out of, yet natural heat dissipation after all, radiating effect is not good, especially when indoor use, in extraneous calm situation, only depend on louvre cannot discharge the heat in distribution box, have a strong impact on distribution box useful life.
Utility model content
The utility model is poor in order to overcome distribution box heat dispersion of the prior art, internal circuit board, the components and parts compactness of arranging causes existing the deficiency of dead corner, a kind of optimization Air Flow route is provided, has reduced heat radiation dead angle, improved heat dispersion and the radiating type distribution box in useful life.
To achieve these goals, the utility model adopts following technical scheme:
A kind of radiating type distribution box, comprise distribution box body, distribution box body front is provided with chamber door, the base plate downside of described distribution box body is provided with feet, between distribution box body base plate and ground, be provided with gap, in the middle of base plate, be provided with air inlet, air inlet place is provided with vortex fan, the top board of distribution box body is provided with air outlet, air outlet place is provided with exhaust blower, the upside of base plate is also provided with air distribution plate, vortex fan is between air distribution plate and base plate, on air distribution plate, be evenly provided with some qi-emitting holes, in distribution box body, be laterally provided with some flat bellows, three limits of bellows are fixedly connected with respectively with between distribution box body sidewall, bellows are separated into several distribution chambeies distribution box body, the upside of bellows is provided with uptake near distribution box body the inner, the downside of bellows is provided with lower air port near chamber door end, between uptake and lower air port, form air channel, in air channel, between uptake and lower air port, be provided with some fin.
After distribution box is opened, the vortex fan at air inlet place is opened, the exhaust blower at air outlet place is also opened, extraneous air enters in vortex fan from air inlet, then on the periphery of vortex fan, flow in the gap between air distribution plate and base plate, and enter in distribution chamber through qi-emitting hole, qi-emitting hole gas distribution is even, the heat at each position in the distribution chamber of lower end can be pulled away, air in distribution chamber, lower end upwards flows into the lower air port of bellows and discharges from the uptake of the other end through air channel, bellows are made by aluminium alloy, bellows play the effect of support reinforcing on the one hand, the bulk strength of the distribution box body increasing, simultaneously again as various circuit boards, installing and using of instrument, can optimize again on the other hand the intrinsic Air Flow route of distribution box, air diagonal angle in distribution chamber is flowed, reduce heat radiation dead angle.The intrinsic wind-heat amount of distribution box is directly taken away through in distribution chamber at air, the heat that the wiring board being connected with bellows produces passes to bellows, through fin, spill in air channel, when air is during through air channel, this part heat is directly taken away, the air finally absorbing after heat is discharged outside distribution box through exhaust blower, the intrinsic Air Flow of distribution box is quick, can take away in time heat, in distribution box body, Air Flow route is reasonable, reduce heat radiation dead angle, good heat dissipation effect, distribution box whole service life is long.
As preferably, the lower end of described air inlet, the upper end of air outlet are respectively equipped with dust cover.Dust cover can prevent that extraneous dust, chip from entering in distribution box, plays a protective role to distribution box.
As preferably, chamber door comprises upper chamber door, middle chamber door and lower chamber door, one end and distribution box body one side of upper chamber door, middle chamber door and lower chamber door are hinged, the other end of upper chamber door, middle chamber door, lower chamber door is connected by snap close with distribution box body opposite side, wherein the upper end of lower chamber door and middle chamber door extends upward respectively formation rib, and inside, distribution box body upper end is provided with distribution master switch.When upper chamber door is closed, the lower end of upper chamber door is pressed on the rib of middle chamber door, and the lower end of middle chamber door is pressed on the rib of lower chamber door, therefore three chamber doors can only be opened from top to bottom successively, the position of distribution master switch is just in time corresponding with upper chamber door, while opening upper chamber door, just can directly see distribution master switch, like this in maintenance, when opening upper chamber door, maintainer just can easily cut off distribution master switch, can not occur directly to open lower chamber door and forget the phenomenon of closing distribution master switch, using safer.
Therefore, the utlity model has good heat dissipation effect, the beneficial effect of long service life.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present utility model.
Fig. 2 is side sectional view of the present utility model.
In figure: chamber door 22 lower chamber doors 23 in distribution box body 1 chamber door 2 base plate 3 feet 4 air inlet 5 vortex fan 6 air outlet 7 exhaust blower 8 air distribution plate 9 qi-emitting hole 10 bellows 11 13 times air ports of 12 uptake, distribution chamber, 14 air channel 15 fin 16 dust cover 17 snap close 18 rib 19 distribution master switch 20 upper chamber doors 21.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
A kind of radiating type distribution box as depicted in figs. 1 and 2, comprise distribution box body 1, distribution box body front is provided with chamber door 2, base plate 3 downsides of distribution box body are provided with feet 4, between distribution box body base plate and ground, be provided with gap, in the middle of base plate, be provided with air inlet 5, air inlet place is provided with vortex fan 6, the top board of distribution box body is provided with air outlet 7, air outlet place is provided with exhaust blower 8, the upside of base plate is also provided with air distribution plate 9, vortex fan is between air distribution plate and base plate, on air distribution plate, be evenly provided with some qi-emitting holes 10, in distribution box body, be laterally provided with some flat bellows 11, three limits of bellows are fixedly connected with respectively with between distribution box body sidewall, bellows are separated into several distribution chambeies 12 distribution box body, the upside of bellows is provided with uptake 13 near distribution box body the inner, the downside of bellows is provided with lower air port 14 near chamber door end, between uptake and lower air port, form air channel 15, in air channel, between uptake and lower air port, be provided with some fin 16, the lower end of air inlet, the upper end of air outlet are respectively equipped with dust cover 17.In the present embodiment, this kind of distribution box can be independent or a plurality of combining be side by side arranged on the electric room of E-HOUSE() in use.
In the present embodiment, chamber door 2 comprises upper chamber door 21, middle chamber door 22 and lower chamber door 23, one end and distribution box body one side of upper chamber door, middle chamber door and lower chamber door are hinged, the other end of upper chamber door, middle chamber door, lower chamber door is connected by snap close 18 with distribution box body opposite side, wherein the upper end of lower chamber door and middle chamber door extends upward respectively and forms rib 19, and inside, distribution box body upper end is provided with distribution master switch 20.When this kind of chamber door opened, can only open successively in order upper chamber door, middle chamber door and lower chamber door, and distribution master switch is arranged in the casing with upper chamber door corresponding position, when opening upper chamber door, just can warn like this operating personnel and first close distribution master switch, prevent that maintainer from directly opening middle chamber door or lower chamber door overhauls and forgets and use by cut-out panel switches safer.
By reference to the accompanying drawings, using method of the present utility model is as follows: after distribution box is opened, the vortex fan at air inlet place is opened, the exhaust blower at air outlet place is also opened, extraneous air enters in vortex fan from air inlet, then on the periphery of vortex fan, flow in the gap between air distribution plate and base plate, and enter in distribution chamber through qi-emitting hole, qi-emitting hole gas distribution is even, the heat at each position in the distribution chamber of lower end can be pulled away, air in distribution chamber, lower end upwards flows into the lower air port of bellows and discharges from the uptake of the other end through air channel, bellows are made by aluminium alloy, bellows play the effect of support reinforcing on the one hand, the bulk strength of the distribution box body increasing, simultaneously again as various circuit boards, installing and using of instrument, can optimize again on the other hand the intrinsic Air Flow route of distribution box, air diagonal angle in distribution chamber is flowed, reduce heat radiation dead angle.The intrinsic wind-heat amount of distribution box is directly taken away through in distribution chamber at air, the heat that the wiring board being connected with bellows produces passes to bellows, through fin, spill in air channel, when air is during through air channel, this part heat is directly taken away, the air finally absorbing after heat is discharged outside distribution box through exhaust blower, the intrinsic Air Flow of distribution box is quick, can take away in time heat, in distribution box body, Air Flow route is reasonable, reduce heat radiation dead angle, good heat dissipation effect, distribution box whole service life is long.

Claims (3)

1. a radiating type distribution box, comprise distribution box body (1), distribution box body front is provided with chamber door (2), it is characterized in that, base plate (3) downside of described distribution box body is provided with feet (4), between distribution box body base plate and ground, be provided with gap, in the middle of base plate, be provided with air inlet (5), air inlet place is provided with vortex fan (6), the top board of distribution box body is provided with air outlet (7), air outlet place is provided with exhaust blower (8), the upside of base plate is also provided with air distribution plate (9), vortex fan is between air distribution plate and base plate, on air distribution plate, be evenly provided with some qi-emitting holes (10), in distribution box body, be laterally provided with some flat bellows (11), three limits of bellows are fixedly connected with respectively with between distribution box body sidewall, bellows are separated into several distribution chambeies (12) distribution box body, the upside of bellows is provided with uptake (13) near distribution box body the inner, the downside of bellows is provided with lower air port (14) near chamber door end, between uptake and lower air port, form air channel (15), in air channel, between uptake and lower air port, be provided with some fin (16).
2. a kind of radiating type distribution box according to claim 1, is characterized in that, the lower end of described air inlet, the upper end of air outlet are respectively equipped with dust cover (17).
3. a kind of radiating type distribution box according to claim 1 and 2, it is characterized in that, chamber door (2) comprises upper chamber door (21), middle chamber door (22) and lower chamber door (23), one end and distribution box body one side of upper chamber door, middle chamber door and lower chamber door are hinged, the other end of upper chamber door, middle chamber door, lower chamber door is connected by snap close (18) with distribution box body opposite side, wherein the upper end of lower chamber door and middle chamber door extends upward respectively and forms rib (19), and inside, distribution box body upper end is provided with distribution master switch (20).
CN201420075583.XU 2014-02-21 2014-02-21 Heat radiation distribution box CN203839767U (en)

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CN104617505A (en) * 2015-02-05 2015-05-13 愈先梅 Power distribution cabinet of high-voltage distribution system
CN104868386A (en) * 2015-06-01 2015-08-26 国家电网公司 Power regulation and control switchboard equipment screen
CN105186326A (en) * 2015-09-24 2015-12-23 李聪 Counter flow type heat radiation electric power cabinet
CN105390956A (en) * 2015-11-06 2016-03-09 广西资优电气设备有限公司 Overhead-structure-contained outdoor distribution cabinet
CN105610061A (en) * 2016-02-28 2016-05-25 南京开关厂有限公司 High-low voltage switch cabinet
CN105762665A (en) * 2015-02-05 2016-07-13 陶杰 High voltage power distribution cabinet possessing waterproof, heat-dissipation and dustproof performance
CN105762681A (en) * 2015-02-05 2016-07-13 愈先梅 High-voltage power distribution cabinet
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