CN204425193U - A kind of independent inverter controlled that boosts - Google Patents
A kind of independent inverter controlled that boosts Download PDFInfo
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- CN204425193U CN204425193U CN201520065515.XU CN201520065515U CN204425193U CN 204425193 U CN204425193 U CN 204425193U CN 201520065515 U CN201520065515 U CN 201520065515U CN 204425193 U CN204425193 U CN 204425193U
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Abstract
The utility model discloses a kind of independent inverter controlled that boosts, it comprises housing and is all housed in inversion unit, boosting unit, radiator, the control unit in this housing.This control unit is electrically connected this inversion unit and this boosting unit.This radiator is arranged on the top sidewall of this housing, and this inversion unit, this boosting unit are installed on this radiator, and four of this boosting unit IGBT module adopt corresponding level symmetric configuration between two respectively.Boosting unit and inversion unit are combined by the utility model, effectively reduce stray inductance, and the physical dimension of inverter reduces, and complete machine is corresponding reduction also, effectively reduces costs; For the problem of system inductance, four IGBT module of boosting unit adopt corresponding level symmetric configuration between two respectively, make boosting unit produce mirror effect, reduce system inductance.
Description
Technical field
The utility model relates to a kind of inverter, particularly relates to a kind of independent inverter controlled that boosts.
Background technology
General boosting (boost) unit and inversion unit two parts are provided separately, and for meeting their respective service requirements, also need configuration radiator, pressing bus, electric capacity, blower fan and structural member etc. respectively.Cable or other modes must be adopted to connect between the pressing bus due to separately design two unit, thus stray inductance is increased, produce overvoltage, be easy to cause power device to be broken down by high-voltage, thus system cannot full load operation, efficiency is low.Can allly reduce although boosting unit and inversion unit are combined design stray inductance, also can corresponding increase system inductance.In addition, boosting unit and inversion unit still have superiority in heat radiation, because separately design adopts independent ventiduct design respectively, radiating efficiency is good, but machine volume is large, blower fan and electric capacity many, boosting unit and inversion unit control board cannot be integrated, make that system cost is high, structure is not compact, are difficult to realize one side and safeguard.
Utility model content
Based on above-mentioned defect, the utility model provides a kind of independent inverter controlled that boosts, and boosting unit and inversion unit are combined by it, reasonably devise the problem that system inductance increases, not only enhance level of integrated system, reduce system bulk, also reduce system stray inductance and cost.
Solution of the present utility model is: a kind of independent inverter controlled that boosts, it comprises housing, is all housed in inversion unit, control unit, boosting unit, radiator in this housing, and this control unit is electrically connected this inversion unit and this boosting unit; This radiator is arranged on the top sidewall of this housing, and this inversion unit, this boosting unit are installed on this radiator, and four of this boosting unit IGBT module adopt corresponding level symmetric configuration between two respectively.
Boosting unit and inversion unit are combined by the utility model, effectively reduce stray inductance, and the physical dimension of inverter reduces, and complete machine is corresponding reduction also, effectively reduces costs; For the problem of system inductance, four IGBT module of boosting unit adopt corresponding level symmetric configuration between two respectively, make boosting unit produce mirror effect, reduce system inductance.
Further as such scheme, this inverter also comprises some blower fans, the bottom sidewall of this housing offers the corresponding some air inlets of blower fan some with this, the top of this housing offers some air inlets with this and forms the air outlet in air channel, and this radiator is positioned on this air channel.
Further, the sidewall of this housing is provided with maintenance of fan mouth.
Further, the sidewall of this housing is provided with some secondary ventilation mouths.
Further, all blower fans are installed in the bottom of this housing, are provided with draught fan partition plate between adjacent two blower fans.
Preferably, this inverter also comprises some electric capacity, and this some electric capacity is installed in the bottom of this housing and this some blower fan is oppositely arranged.
Again preferably, this inverter also comprises the air duct cover board of insulation, this air duct cover board between this some blower fan and this some electric capacity by this some Capacitor apart in this air channel.
Further as such scheme, this boosting unit and this inversion unit are all positioned in same aspect, and are electrically connected by pressing bus.
Further as such scheme, the long limit of the IGBT module of this boosting unit is parallel to the heat direction of transfer of this radiator, and the long limit of the IGBT module of this inversion unit is perpendicular to the heat direction of transfer of this radiator.
Further as such scheme, the sidewall of this housing is provided with the pluggable terminals be electrically connected with this inversion unit, this boosting unit, is provided with current in middle wire terminal in this pluggable terminals.
The independent inverter controlled of boosting of the present utility model, reduces system stray inductance and cost; Adopt a sheet heat radiator to place IGBT module, the vertical radiator of IGBT module of inversion unit is arranged, the IGBT module parallel heat sinks of boosting unit is arranged, adopt two blower fans 3 to its heat radiation, make structure compacter, this layout good heat dissipation effect, efficiency is high.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the inverter that boosting that the utility model better embodiment provides independently controls.
Fig. 2 is the front view of the independent inverter controlled of boosting in Fig. 1.
Fig. 3 is the rearview of Fig. 2.
Fig. 4 is the right view of Fig. 2.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, the independent inverter controlled of boosting comprises housing 14, inversion unit 12, boosting unit 13, radiator 9, some blower fans 3, some electric capacity 5, control unit (figure does not look).Inversion unit 12, boosting unit 13, radiator 9, blower fan 3, electric capacity 5, control unit are all housed in housing 14.Control unit is electrically connected inversion unit 12, boosting unit 13, controls the operation of inversion unit 12, boosting unit 13.
Incorporated by reference to Fig. 2, Fig. 3, Fig. 4, it is respectively the front view of inverter, rearview and right view.One of them sidewall of housing 14 offers the some air inlets 141 corresponding with these blower fans 3, air inlet 141 can be opened on the bottom sidewall of housing 14 as far as possible, in the present embodiment, the quantity of blower fan 3 selects 2, certainly can according to the size Selection more multi fan 3 of the size of housing 14 or blower fan 3 self, the quantity of so corresponding air inlet 141 is also corresponding offers 2.Another sidewall relative of housing 14 is provided with electric capacity mounting panel 11.
Two other mutually corresponding sidewall of housing 14 offers some windows respectively, and one of them window be provided with pluggable terminals 8 and also offer some secondary ventilation mouths 7 and location hole 71, secondary ventilation mouth 7 is for the heat radiation of intrasystem radiations heat energy.The top of housing 14 offers at least one air outlet 142 communicated with 2 air inlets 14, conveniently operates inverter, also can arrange handle 4 in the bottom of housing 14.
Radiator 9 is arranged on the top sidewall of housing 14, and inversion unit 12, boosting unit 13 are installed on radiator 9, and four of boosting unit 13 IGBT module adopt corresponding level symmetric configuration between two respectively.IGBT:Insulated Gate Bipolar Transistor, insulated gate polar form power tube.Inversion unit 12, boosting unit 13 are combined by the utility model, effectively reduce stray inductance, and the physical dimension of inverter reduces, and complete machine is corresponding reduction also, effectively reduces costs; For the problem of system inductance, four IGBT module of boosting unit 13 adopt corresponding level symmetric configuration between two respectively, make boosting unit 13 produce mirror effect, reduce system inductance.
The utility model, in order to strengthen the radiating effect of inverter further, accelerates the air channel that radiator 9 dispels the heat to housing 14 indoor design.Air inlet 141 and air outlet 142 form this air channel, and by the driving of blower fan 3, it is inner that extraneous air enters rapidly housing 14 from air inlet 141, swept away rapidly the heat of housing 14 inside, as the heat on radiator 9 by air outlet 142.Adopt the 3 pairs of inverter heat radiations of two blower fans, not only reduce heat radiation cost, and radiating efficiency is high.
All blower fans 3 are all preferably mounted at the bottom of housing 14, are provided with draught fan partition plate 31 between adjacent two blower fans 3.Draught fan partition plate 31 makes 2 blower fans 3 separate, thus the preliminary stage of the air intake of blower fan 3 in air channel can not intertrack crosstalk mutually, therefore is difficult to wind speed of cancelling out each other, and also can not form whirlpool wind, accelerate and go out airspeed in the unit interval of the later stage in air channel, thus improve radiating efficiency.Conveniently the maintenance of blower fan 3 and replacing, the sidewall of housing 14 is also provided with maintenance of fan mouth.The nearby principle of blower fan 3 in the offering of maintenance of fan mouth meets as far as possible, with handled easily.Hidden by maintenance of fan mouth by dull and stereotyped 143 at ordinary times, flat board 143 can be used as a part for housing 14, and air inlet 141 can be opened on dull and stereotyped 143.
The long limit of the IGBT module of boosting unit 13 is preferably parallel to the heat direction of transfer of radiator 9, and the long limit of the IGBT module of inversion unit 12 is preferably perpendicular to the heat direction of transfer of radiator 9.Such layout is more conducive to system radiating, and radiator 9 can be divided into multi-disc process simultaneously, and heat radiation is better, and processing cost is low, and efficiency is high.Boosting unit 13 all can be positioned in same aspect with inversion unit 12, and is electrically connected by pressing bus 10, and thus compact conformation, effectively reduces inductance.
These electric capacity 5 are installed in the bottom of housing 14 and blower fan 3 is oppositely arranged, rationally distributed like this, are more conducive to produce, packaging.Be designed with the air duct cover board 15 of insulation between these blower fan 3 and these electric capacity 5, electric capacity 5 is isolated from this air channel by air duct cover board 15.Preferably, air duct cover board 15 is between its median generatrix and blower fan 3 of pressing bus, and this bus is between blower fan 3 and electric capacity 5, and electric capacity 5 and pressing bus are isolated from this air channel by air duct cover board 15.Air duct cover board 15 can adopt insulating material, can effectively reduce electric clearance, increases creepage distance, improves space availability ratio, makes structure compacter, safe and reliable.
Pluggable terminals 8 and inversion unit 12, boosting unit 13 are electrically connected, and be provided with center line (i.e. zero line) current terminal, be more conducive to multi-level inverse conversion solution layout and enforcement in pluggable terminals 8.Inverter is integrated with master control borad, sampling plate and Sampling device etc., can realize independent operating, also multiple inverter combination in any can use, meets customer need, improve system effectiveness.
In sum, the utility model by boosting unit 13 and inversion unit 12 integrated after, establish boosting unit 13 and inversion unit 12 above radiator 9, the IGBT module of inversion unit 12 is positioned at radiator 9 air inlet end, perpendicular to radiator 9; Forward placement between the IGBT module that two IGBT module of boosting unit 13 are positioned over adjacent two inversion units 12, be parallel to radiator 9, namely boosting unit 13 is positioned at inversion unit 12 front end, near radiator 9 air opening end, arrange like this and be more conducive to system radiating, improve the utilance of blower fan and the radiating efficiency of radiator, it is contrary that remaining two IGBT module of boosting unit 13 connect polarity respectively, equipotential level, makes it produce mirror effect, reduces system stray inductance.The IGBT module of inversion unit 12 exports corresponding AC three-phase respectively and exports, the IGBT module of boosting unit 13 is between the IGBT module and the air outlet of radiator 9 of inversion unit 12, the IGBT module of boosting unit 13 is all connected with pressing busbar 10 with the IGBT module input of inversion unit 12, IGBT drive plate is established above these IGBT, several electric capacity are placed above pressing busbar 10, heat dissipation wind channel below pressing busbar 10, arrange in air channel that two blower fans 3 are to its heat radiation, draught fan partition plate 31 is provided with between blower fan 3, make it have independently sub-air channel, improve radiating efficiency.Isolate with the air duct cover board 15 of isolation material between blower fan 3 and pressing bus 10, air duct cover board 15, for air channel sealing, makes it form airtight wind chamber, can reduce electric clearance simultaneously, increases creepage distance, makes structure compacter, reduce costs, good reliability.Maintenance of fan mouth 143 can be changed blower fan 3 and keep in repair.Some diodes and discharge resistance etc. can be set up as required above radiator 9.
The independent inverter controlled of boosting of the present utility model, reduces system stray inductance and cost; Adopt a sheet heat radiator to place IGBT module, the vertical radiator 9 of IGBT module of inversion unit is arranged, the IGBT module parallel heat sinks 9 of boosting unit is arranged, adopt two blower fans 3 to its heat radiation, make structure compacter, this layout good heat dissipation effect, efficiency is high.The utility model is integrated with boosting and the master control borad of inversion, sampling plate and Sampling device etc., makes system energy independent operating.This distribution form of the present utility model is more conducive to reduction system stray inductance and improves heat dispersion, be integrated with the master control borad of boosting and inverter, sampling plate and Sampling device etc. simultaneously, make structure compacter, independent operating can be realized, cost is low, and radiating efficiency is high.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. the independent inverter controlled that boosts, it comprises housing, is all housed in inversion unit in this housing and control unit, this control unit is electrically connected this inversion unit, it is characterized in that: this inverter also comprises the boosting unit, the radiator that are all housed in this housing; This control unit is also electrically connected this boosting unit, this radiator is arranged on the top sidewall of this housing, this inversion unit, this boosting unit are installed on this radiator, and four of this boosting unit IGBT module adopt corresponding level symmetric configuration between two respectively.
2. the independent inverter controlled of boosting as claimed in claim 1, it is characterized in that: this inverter also comprises some blower fans, the bottom sidewall of this housing offers the corresponding some air inlets of blower fan some with this, the top of this housing offers at least one air outlet that some air inlets with this form air channel, and this radiator is positioned on this air channel.
3. the independent inverter controlled of boosting as claimed in claim 2, is characterized in that: the sidewall of this housing is provided with maintenance of fan mouth.
4. the independent inverter controlled of boosting as claimed in claim 2, is characterized in that: the sidewall of this housing is provided with some secondary ventilation mouths.
5. the independent inverter controlled of boosting as claimed in claim 2, is characterized in that: all blower fans are installed in the bottom of this housing, is provided with draught fan partition plate between adjacent two blower fans.
6. the independent inverter controlled of boosting as claimed in claim 5, is characterized in that: this inverter also comprises some electric capacity, and this some electric capacity is installed in the bottom of this housing and this some blower fan is oppositely arranged.
7. the independent inverter controlled of boosting as claimed in claim 6, is characterized in that: this inverter also comprises the air duct cover board of insulation, this air duct cover board between this some blower fan and this some electric capacity by this some Capacitor apart in this air channel.
8. the independent inverter controlled of boosting as claimed in claim 1, is characterized in that: this boosting unit and this inversion unit are all positioned in same aspect, and are electrically connected by pressing bus.
9. the independent inverter controlled of boosting as claimed in claim 1, it is characterized in that: the long limit of the IGBT module of this boosting unit is parallel to the heat direction of transfer of this radiator, the long limit of the IGBT module of this inversion unit is perpendicular to the heat direction of transfer of this radiator.
10. the independent inverter controlled of boosting as claimed in claim 1, is characterized in that: the sidewall of this housing is provided with the pluggable terminals be electrically connected with this inversion unit, this boosting unit, is provided with current in middle wire terminal in this pluggable terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520065515.XU CN204425193U (en) | 2015-01-29 | 2015-01-29 | A kind of independent inverter controlled that boosts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520065515.XU CN204425193U (en) | 2015-01-29 | 2015-01-29 | A kind of independent inverter controlled that boosts |
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| Publication Number | Publication Date |
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| CN204425193U true CN204425193U (en) | 2015-06-24 |
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| CN201520065515.XU Active CN204425193U (en) | 2015-01-29 | 2015-01-29 | A kind of independent inverter controlled that boosts |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112153870A (en) * | 2020-09-25 | 2020-12-29 | 科华恒盛股份有限公司 | Heat radiation structure and inverter |
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2015
- 2015-01-29 CN CN201520065515.XU patent/CN204425193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112153870A (en) * | 2020-09-25 | 2020-12-29 | 科华恒盛股份有限公司 | Heat radiation structure and inverter |
| CN112153870B (en) * | 2020-09-25 | 2023-09-29 | 厦门科华数能科技有限公司 | Heat radiation structure and inverter |
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