CN107769525A - The air-cooled auxiliary-radiating structure of power cell self-loopa and power cell drive device - Google Patents
The air-cooled auxiliary-radiating structure of power cell self-loopa and power cell drive device Download PDFInfo
- Publication number
- CN107769525A CN107769525A CN201711208754.6A CN201711208754A CN107769525A CN 107769525 A CN107769525 A CN 107769525A CN 201711208754 A CN201711208754 A CN 201711208754A CN 107769525 A CN107769525 A CN 107769525A
- Authority
- CN
- China
- Prior art keywords
- plate
- air
- power cell
- metal lid
- loopa
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims abstract description 36
- 238000009413 insulation Methods 0.000 claims description 19
- 238000007664 blowing Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
Abstract
The invention discloses a kind of air-cooled auxiliary-radiating structure of power cell self-loopa and power cell drive device, the radiator structure includes metal lid plate, there are several air-duct clapboards arranged in parallel on the inside of metal lid plate, each air-duct clapboard is with forming independent flat air channel on the inside of metal lid plate；Inlet scoop is left in one end of each air-duct clapboard, centrifugal fan is provided with below inlet scoop, the other end of each air-duct clapboard is provided with air outlet.The structure of the present invention can reduce the operating ambient temperature of drive control plate, improve its functional reliability.Other air channel metal lid plate is in addition to radiating, while as the back shroud of power cell, moreover it is possible to plays the protective action to power cell.
Description
Technical field
The invention belongs to converter topology field, is related to a kind of power cell, especially a kind of power cell self-circulating wind
Cold auxiliary-radiating structure and power cell drive device.
Background technology
Power cell is one of very important critical component in current transformer, generally by radiator (air-cooled, water cooling or heat
Pipe), IGBT device, composite bus bar, drive control plate, configuration protection plate, framework, the composition such as support insulators, coordinate control single
Member completes current transformer energy conversion function.Wherein heat caused by IGBT device work is dissipated by above-mentioned various radiators
Heat, heat is typically all ignored caused by drive control plate, the cooling measure not designed specially, but when a power list
When the drive control plate quantity that the integrated function of member is a lot, uses is a lot, the heat that control board work distributes is no with regard to very important
It can then cause control panel local ambient temperature too high, so as to reduce the reliability of control board work.
In the prior art, one of which technical scheme is：Power cell uses open design, and outer layer protection framework is hollow out
, it is not sealing structure, the drive control plate of inside installation is all by natural heat dissipation.If drive control plate in power cell
Negligible amounts, when heat dissipation capacity is not very big, it is adapted to use；But when the drive that the integrated function of a power cell is a lot, uses
Dynamic control panel quantity is a lot, and when the heat that drive control plate work distributes is larger, natural heat dissipation cannot meet requirement.
In the prior art, also another technical solution is：In closed space, using aerofoil fan directly to control
Plate blowing is radiated.This scheme heat is gathered in closed space, cannot effectively be distributed, radiating effect is bad；And
And using aerofoil fan, it is necessary to duct space it is larger.
The content of the invention
A kind of the shortcomings that it is an object of the invention to overcome above-mentioned prior art, there is provided air-cooled auxiliary of power cell self-loopa
Radiator structure and power cell drive device.
The purpose of the present invention is achieved through the following technical solutions：
This air-cooled auxiliary-radiating structure of power cell self-loopa, including metal lid plate, have on the inside of metal lid plate
Several air-duct clapboards arranged in parallel, each air-duct clapboard is with forming independent flat air channel on the inside of metal lid plate；
Inlet scoop is left in one end of each air-duct clapboard, and centrifugal fan, the other end of each air-duct clapboard are provided with below inlet scoop
It is provided with air outlet.
Further, fan power supply socket is additionally provided with metal lid plate inner opposite end, the power supply of each centrifugal fan connects
It is connected to fan power supply socket.
Further, two air-duct clapboards are provided with the inside of metal lid plate.
Further, said fans power outlet is arranged in the air channel metal lid plate between two compact centrifugal fans
On side, 24V dc sources are provided for centrifugal fan work.
Further, above-mentioned inlet scoop is circular inlet scoop.
Further, above-mentioned centrifugal fan is fixed on the metal lid plate medial surface of flat air channel one end by fan installing plate
On；The air inlet of the centrifugal fan is directed at the inlet scoop, and the blowing mouth of the centrifugal fan is towards in flat air channel.
Further, the thickness of above-mentioned centrifugal fan is less than the thickness in flat air channel, and centrifugal fan is integrally provided in flat wind
In road end, centrifugal fan will pass in and out 90 degree of change of the wind.
The present invention also proposes a kind of power cell driving based on the above-mentioned air-cooled auxiliary-radiating structure of power cell self-loopa
Device：Including upper insulation plate, driving plate, insulation board, T-shaped cooled plate, bottom plate and left plate；The drive control plate passes through insulation
Plate is as separation layer, on the radiating surface of T-shaped cooled plate, then by the side of confluxing of T-shaped cooled plate, bottom plate, upper insulation plate,
Left plate surrounds drive control plate working space；The air-cooled auxiliary-radiating structure of power cell self-loopa drives as power cell
The rear cover plate structure of dynamic device, i.e., back shroud and the upper insulation of the described metal lid plate as drive control plate working space
Plate, T-shaped cooled plate, bottom plate are fixedly connected with a side of left plate.
Further, above-mentioned drive control plate is provided with 12 pieces；The insulation board is provided with six pieces.
The invention has the advantages that：
1) present invention utilizes compact centrifugal fan, the flat long air channel of ingehious design, realizes power cell drive control
The air-cooled auxiliary heat dissipation function of self-loopa of plate, and it is simple and practical, reduce the volume of whole power cell, alleviate weight
Amount.
2) present invention forms the air channel metal lid plate of ducting assembly, has not only acted as cooling effect, while be again
The back shroud of power cell, protective effect is served to the drive control plate in power cell；After opening back shroud, equivalent to general
Ducting assembly is pulled down together, and drive control plate is directly exposed to outside, is easy to drive control plate to safeguard and is changed, maintenanceability is strong.
Brief description of the drawings
Fig. 1 is power cell drive control plate installation situation and working space schematic diagram；
Fig. 2 is heat dissipation wind channel component and air flow schematic diagram；
Fig. 3 is heat dissipation wind channel component exploded view；
Fig. 4 is compact centrifugal fan；
Fig. 5 is the assembling schematic diagram of the present invention.
Wherein：1 is upper insulation plate；2 be drive control plate；3 be insulation board；4 be T-shaped cooled plate；5 be bottom plate；6 be left side
Plate；7 be metal lid plate；8 be compact centrifugal fan；9 be fan installing plate；10 be fan power supply socket；11 be air channel every
Plate；12 be inlet scoop；13 be air outlet.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 2 and Fig. 3：The air-cooled auxiliary-radiating structure of power cell self-loopa of the present invention, including metal lid plate 7,
There are several air-duct clapboards 11 arranged in parallel, each air-duct clapboard 11 and metal lid plate 7 in the inner side of metal lid plate 7
Inner side forms independent flat air channel；Inlet scoop 12 is left in one end of each air-duct clapboard 11, is provided with below inlet scoop 12
Centrifugal fan 8, the other end of each air-duct clapboard 11 are arranged to air outlet 13.It is additionally provided with the inner opposite end of metal lid plate 7
Fan power supply socket 10, the power supply of each centrifugal fan 8 are connected to fan power supply socket 10.
In highly preferred embodiment of the present invention, two air-duct clapboards are provided with the inside of metal lid plate.By metal lid
Plate 7 and two air-duct clapboards 11 are riveted together, and form two independent flat long air channels；Metal lid plate 7 is metal aluminum sheet
Manufacture is good to the hot-air cooling effect in air channel plus having enough length and flat thickness.Fan power supply socket
10 are arranged on the medial surface of air channel metal lid plate 7 between two compact centrifugal fans 2, are provided for centrifugal fan work
24V dc sources.Inlet scoop 12 is circular inlet scoop.Centrifugal fan 8 is fixed on flat air channel one end by fan installing plate 9
On the medial surface of metal lid plate 7；The air inlet of the centrifugal fan 8 is directed at the inlet scoop 12, the blowing of the centrifugal fan 8
Mouthful towards in flat air channel.
Specifically, the centrifugal fan 8 of the present invention is compact centrifugal fan (2), its specific mounting structure is：Compact
Centrifugal fan is arranged on fan installing plate 9 (2), then by two square openings on metal lid plate 7, is installed to and is inhaled
Corresponding to air port inside flat long air channel.As shown in figure 4, the thickness of centrifugal fan 8 is less than the thickness in flat air channel, it can be seen that
Its thickness ratio is relatively thin, compact-sized.Centrifugal fan 8 is integrally provided in flat air channel end, and centrifugal fan 8 changes wind direction is passed in and out
Become 90 degree.
The present invention also proposes a kind of power cell driving based on the air-cooled auxiliary-radiating structure of above power cell self-loopa
Device：Including upper insulation plate 1, driving plate 2, insulation board 3, T-shaped cooled plate 4, bottom plate 5 and left plate 6；Drive control plate 2 passes through
Insulation board 3 is used as separation layer, on the radiating surface of T-shaped cooled plate 4, then by the side of confluxing of T-shaped cooled plate 4, bottom plate 5,
Upper insulation plate 1, left plate 6 surround drive control plate working space；The air-cooled auxiliary-radiating structure of power cell self-loopa is as work(
The rear cover plate structure of rate cell driving device, i.e. metal lid plate 7 as drive control plate working space back shroud with it is upper absolutely
Listrium 1, T-shaped cooled plate 4, bottom plate 5 are fixedly connected with a side of left plate 6, and drive control plate is played a protective role.When scattered
Hot-flow flue component is installed to above power cell drive control plate, when forming a relatively closed space, as shown in Figure 5.
In highly preferred embodiment of the present invention, drive control plate 2 is provided with 12 pieces；The insulation board 3 is provided with six pieces.
The course of work of the present invention is as follows：
When power cell works, heat that drive control plate distributes, as hot-air is by two compact centrifugal fans
It is drawn into two flat long air channels of heat dissipation wind channel component, hot-air is when by flat long air channel, by its enough length
Degree and flat thickness, good cooling is carried out by air channel metal lid plate, the air after cooling is again by two flat length
The air outlet in air channel enters drive control plate working region, after the heat that cold air is distributed by drive control plate herein, again
Air channel is inhaled into, is so achieved that the air-cooled auxiliary-radiating structure of self-loopa of drive control plate.
This structure design of the present invention can reduce the operating ambient temperature of drive control plate, improve its reliable operation
Property.Other air channel metal lid plate is in addition to radiating, while as the back shroud of power cell, moreover it is possible to plays and power cell is prevented
Shield acts on.
Claims (9)
1. a kind of air-cooled auxiliary-radiating structure of power cell self-loopa, it is characterised in that including metal lid plate (7), in metal
There are several air-duct clapboards arranged in parallel (11), each air-duct clapboard (11) and metal lid plate on the inside of outer cover plate (7)
(7) inner side forms independent flat air channel；Inlet scoop (12) is left in one end of each air-duct clapboard (11), under inlet scoop (12)
Side is provided with centrifugal fan (8), and the other end of each air-duct clapboard (11) is provided with air outlet (13).
2. the air-cooled auxiliary-radiating structure of power cell self-loopa according to claim 1, it is characterised in that in metal lid
Plate (7) inner opposite end is additionally provided with fan power supply socket (10), and the power supply of each centrifugal fan (8) is connected to fan power supply socket
(10)。
3. the air-cooled auxiliary-radiating structure of power cell self-loopa according to claim 2, it is characterised in that in metal lid
Two air-duct clapboards are provided with the inside of plate.
4. the air-cooled auxiliary-radiating structure of power cell self-loopa according to claim 3, it is characterised in that the fan electricity
Supply socket (10) is arranged on air channel metal lid plate (7) medial surface between two compact centrifugal fans 2, is centrifugal fan
Work provides 24V dc sources.
5. the air-cooled auxiliary-radiating structure of power cell self-loopa according to claim 1, it is characterised in that the inlet scoop
(12) it is circular inlet scoop.
6. the air-cooled auxiliary-radiating structure of power cell self-loopa according to claim 1, it is characterised in that the centrifugation wind
Fan (8) is fixed on metal lid plate (7) medial surface of flat air channel one end by fan installing plate (9)；The centrifugal fan
(8) air inlet is directed at the inlet scoop (12), and the blowing mouth of the centrifugal fan (8) is towards in flat air channel.
7. the air-cooled auxiliary-radiating structure of power cell self-loopa according to claim 6, it is characterised in that the centrifugation wind
The thickness for fanning (8) is less than the thickness in flat air channel, and centrifugal fan (8) is integrally provided in flat air channel end, centrifugal fan (8)
90 degree of change of the wind will be passed in and out.
A kind of 8. power cell based on the air-cooled auxiliary-radiating structure of power cell self-loopa described in claim 1-7 any one
Drive device, it is characterised in that including upper insulation plate (1), driving plate (2), insulation board (3), T-shaped cooled plate (4), bottom plate (5)
With left plate (6)；The drive control plate (2) is used as separation layer by insulation board (3), the radiating installed in T-shaped cooled plate (4)
On face, drive control plate work is then surrounded by the side of confluxing of T-shaped cooled plate (4), bottom plate (5), upper insulation plate (1), left plate (6)
Make space；Rear cover plate structure of the air-cooled auxiliary-radiating structure of power cell self-loopa as power cell drive device, i.e.,
Back shroud and the upper insulation plate (1), T-shaped cooled plate of the metal lid plate (7) as drive control plate working space
(4), bottom plate (5) is fixedly connected with a side of left plate (6).
9. power cell drive device according to claim 8, it is characterised in that the drive control plate (2) is provided with
12 pieces；The insulation board (3) is provided with six pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711208754.6A CN107769525B (en) | 2017-11-28 | Power unit self-circulation air-cooled auxiliary heat dissipation structure and power unit driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711208754.6A CN107769525B (en) | 2017-11-28 | Power unit self-circulation air-cooled auxiliary heat dissipation structure and power unit driving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107769525A true CN107769525A (en) | 2018-03-06 |
| CN107769525B CN107769525B (en) | 2024-04-26 |
Family
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108256277A (en) * | 2018-03-13 | 2018-07-06 | 南京双启新能源科技有限公司 | A kind of Digital Simulation switch power amplifier |
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