CN203289333U - Inverter device - Google Patents
Inverter device Download PDFInfo
- Publication number
- CN203289333U CN203289333U CN2013201376253U CN201320137625U CN203289333U CN 203289333 U CN203289333 U CN 203289333U CN 2013201376253 U CN2013201376253 U CN 2013201376253U CN 201320137625 U CN201320137625 U CN 201320137625U CN 203289333 U CN203289333 U CN 203289333U
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- mounting panel
- filter
- transformer
- copper
- converter according
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Abstract
The utility model relates to the control transformer field, especially relates to an inverter device comprising a box body. A first installation plate, a second installation plate, and a third installation plate are disposed in the box body, and are in a ladder-shaped arrangement. The first installation plate is provided with a capacitor array and a copper bus bar, and the copper bus bar is disposed under the capacitor array. The second installation plate is provided with a DC filter, and the third installation plate is, from left to right, provided with a DC breaker, an AC filter, and an AC breaker. The DC breaker is connected with the DC filter by the copper bar, and the AC breaker is connected with the AC filter by a laminated busbar. The inverter device is advantageous in that the installation space can be greatly saved; the utilization amount of the copper bar can be saved, and therefore the installation can be facilitated; the electromagnetic interference can be reduced; and the heat dissipation performance of the transformer can be improved, and the electromagnetic isolation function can be provided.
Description
Technical field
The utility model relates to the control transformer field, relates in particular to a kind of DC-to-AC converter.
Background technology
The parallel network power generation technology is the important component part that new forms of energy are built, and photovoltaic combining inverter is core devices wherein, and technology is increasingly mature in recent years.The photovoltaic combining inverter of main flow comes with some shortcomings at present, and be mainly: 1, inverter monnolithic case size is large, takes up room many; 2, the internal power line length is longer, is unfavorable for saving cost; 3, the power line is many, and the problems such as inconvenient are installed.
The utility model content
The technical problem that the utility model solves is: build a kind of three layers of DC-to-AC converter of erectting folded formula mounting structure, problem is put in the installation that has solved each power device in little space.
the technical scheme that the utility model is taked is for building a kind of DC-to-AC converter, comprise casing, also comprise the first mounting panel that is arranged in casing, the second mounting panel and the 3rd mounting panel, described the first mounting panel, described the second mounting panel and described the 3rd mounting panel become arranged in step shape, on described the first mounting panel, electric capacity battle array and bus bar copper row are installed, described bus bar copper row is positioned at described electric capacity battle array below, on described the second mounting panel, DC filter is installed, on described the 3rd mounting panel, dc circuit breaker is installed from left to right, alternating current filter and AC circuit breaker, described dc circuit breaker is connected with described DC filter by copper bar, described AC circuit breaker is connected with described alternating current filter by stack bus bar.
Right side as the described electric capacity battle array of further improvement of the utility model is provided with IGBT, and described IGBT right side is provided with absorbing circuit, and described absorbing circuit is connected with described IGBT by copper sheet, and described electric capacity battle array is perpendicular to described IGBT.
As further improvement of the utility model, described DC filter right side is provided with main transformer and teaser transformer, described main transformer is positioned at described teaser transformer top, described main transformer right side is provided with main contactor, the small contactor that described main contactor right side is provided with, soft start resistance, capacitor board, described small contactor is positioned at described soft start resistance top, and described capacitor board is positioned at described soft start resistance below.
, as further improvement of the utility model, be provided with lightning protection device between described dc circuit breaker and described alternating current filter.
As further improvement of the utility model, described DC filter is connected with described bus bar copper row by the first copper bar, and described main contactor is connected with described alternating current filter by the second copper bar.
As further improvement of the utility model, be provided with control box on the Qianmen of described casing, be provided with control circuit in described control box.
As further improvement of the utility model, described the 3rd mounting panel lower end also is provided with ventilating opening.
As further improvement of the utility model, described bottom half is provided with transformer.
As further improvement of the utility model, the brace summer of described transformer adopts C word channel-section steel structure, and in centre, groove is set.
As further improvement of the utility model, the feet inboard of described transformer is provided with groove.
The beneficial effects of the utility model are: erect folded formula mounting structure for its three layers and saved significantly installing space; Bus bar copper row is positioned over electric capacity battle array bottom and has not only saved the copper bar use amount and be more convenient for installing; The structure of the direct-connected circuit breaker of alternating current filter has weakened electromagnetic interference; The design of input and output mounting panel bottom ventilating opening has improved the heat radiation of transformer and has played certain electromagnetic isolation effect.
Description of drawings
Fig. 1 is the front view of the utility model DC-to-AC converter;
Fig. 2 is the end view of the utility model DC-to-AC converter;
Fig. 3 is the front view of the utility model DC-to-AC converter DC filter and contactor mounting panel;
The vertical view of Fig. 4 the utility model DC-to-AC converter DC filter and contactor mounting panel.
Embodiment
Below in conjunction with description of drawings and embodiment, the utility model is further illustrated.
As shown in Figure 1, numeral in figure: 1, the first mounting panel; 2, the second mounting panel; 3, the 3rd mounting panel; 4, transformer; 5, copper sheet; 6. absorbing circuit; 7, bus bar copper row; 8, stack bus bar; 9, alternating current filter; 10, the first copper bar; 11, DC filter; 12, small contactor; 13, main contactor; 14, soft start resistance; 15, Hall element; 16, capacitor board; 17, the second copper bar; 18,90 degree switching copper bars; 19, dc circuit breaker; 20, AC circuit breaker; 21, lightning protection device.
as shown in Figure 1, the utility model builds a kind of DC-to-AC converter, comprise casing, also comprise and divide from the inside to surface three layers of folded formula of setting to be installed on the first interior mounting panel 1 of casing, the second mounting panel 2 and the 3rd mounting panel 3, owing to adopting three layers of folded formula mounting structure of setting to make overall dimensions significantly dwindle, the Electric Appliance Cabinet overall dimensions for the high X of long X deeply=1000X1800X800(mm), described the first mounting panel 1, described the second mounting panel 2 and 3 one-tenth arranged in step shapes of described the 3rd mounting panel, on described the first mounting panel 1, electric capacity battle array and bus bar copper row 7 are installed, described bus bar copper row 7 is positioned at described electric capacity battle array below, on described the second mounting panel 2, DC filter 11 is installed, on described the 3rd mounting panel 3, dc circuit breaker 19 is installed from left to right, lightning protection device 21, alternating current filter 9 and AC circuit breaker 20, described dc circuit breaker 19 is connected with described DC filter 11 by copper bar, described AC circuit breaker 20 is connected with described alternating current filter 9 by stack bus bar 8.
As shown in Figure 1, be provided with IGBT, absorbing circuit 6, electric capacity battle array, stack bus bar 8 and bus bar copper row 7 on described the first mounting panel, described electric capacity battle array and stack bus bar 8 are perpendicular to IGBT and be positioned at its top left side, described absorbing circuit 6 is positioned at right side, IGBT isoplanar and by copper sheet 5, with IGBT, connects, reduced track lengths on the one hand, assimilation effect is better; Adopt on the other hand copper bar and IGBT hard link, make it more attractive in appearance and be convenient to install.
As shown in Figure 1 and Figure 4, described bus bar copper row 7 is positioned at electric capacity battle array bottom and with stack bus bar 8, is connected, bus bar copper row 7 is positioned at electric capacity battle array bottom and by the first copper bar 10, with DC filter 11, is connected, wherein the first copper bar 10 need to pass Hall element 15, owing to using copper bar to replace the power line to make it extremely be convenient to I﹠M, be convenient on the one hand install, reduced on the other hand the length of DC filter 11 to 7 of bus bar copper rows, be conducive to cost savings.
As shown in Figure 2, the brace summer of described transformer 4 adopts C word channel-section steel structure, and in centre, groove is set, and the feet inboard of described transformer 4 is provided with groove to facilitate fork truck to insert.
as shown in Figure 1, described input and output mounting panel from left to right is provided with dc circuit breaker 19, lightning protection device 21, alternating current filter 9, AC circuit breaker 20, described alternating current filter 9 and AC circuit breaker 20 are located in the same horizontal plane and install nearby, it connects use stack bus bar 8 can obtain good filter effect like this, make its output current more desirable, alternating current filter 9 connects near AC circuit breaker 20 left sides and by stack bus bar 8, the distance that shortens 20 of alternating current filter 9 and AC circuit breaker makes the direct output of filtered electric current can effectively reduce electromagnetic interference.
as shown in figures 1 and 3, described DC filter and contactor mounting panel are provided with DC filter 11 from left to right, main contactor 13, described DC filter 11 is connected with described bus bar copper row by the first copper bar 10, main contactor 13 is connected with alternating current filter 9 by the second copper bar 17, the second copper bar 17 passes Hall element 15, main contactor 13 input sides lead to 90 degree switching copper bars 18 and connect the power lines to transformer 4 outputs simultaneously, use 90 degree switching copper bars 18 to make transformer 4 outputs and main contactor 13 input plane parallel of living in, facilitated the installation of power line.
As shown in Figure 3, described main contactor 13 right sides are provided with small contactor 12, soft start resistance 14 and capacitor board 16 from top to down, and this kind installation method makes the holding wire cabling the shortest and space is maximized the use.
Except IGBT outputs to transformer and transformer connect with the power line to main contactor, all the other all adopt copper bar to connect, and more are convenient to install except obtaining good electric property and change.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. DC-to-AC converter, comprise casing, it is characterized in that: also comprise the first mounting panel that is arranged in casing, the second mounting panel and the 3rd mounting panel, described the first mounting panel, described the second mounting panel and described the 3rd mounting panel become arranged in step shape, on described the first mounting panel, electric capacity battle array and bus bar copper row are installed, described bus bar copper row is positioned at described electric capacity battle array below, on described the second mounting panel, DC filter is installed, on described the 3rd mounting panel, dc circuit breaker is installed from left to right, alternating current filter and AC circuit breaker, described dc circuit breaker is connected with described DC filter by copper bar, described AC circuit breaker is connected with described alternating current filter by stack bus bar.
2. DC-to-AC converter according to claim 1, it is characterized in that: the right side of described electric capacity battle array is provided with IGBT, and described IGBT right side is provided with absorbing circuit, and described absorbing circuit is connected with described IGBT by copper sheet, and described electric capacity battle array is perpendicular to described IGBT.
3. DC-to-AC converter according to claim 1, it is characterized in that: described DC filter right side is provided with main transformer and teaser transformer, described main transformer is positioned at described teaser transformer top, described main transformer right side is provided with main contactor, the small contactor that described main contactor right side is provided with, soft start resistance, capacitor board, described small contactor is positioned at described soft start resistance top, and described capacitor board is positioned at described soft start resistance below.
4. DC-to-AC converter according to claim 1, is characterized in that: be provided with lightning protection device between described dc circuit breaker and described alternating current filter.
5. the described DC-to-AC converter of according to claim 1 to 4 any one is characterized in that: described DC filter is connected with described bus bar copper row by the first copper bar, and described main contactor passes through the second copper bar and is connected with described alternating current filter.
6. DC-to-AC converter according to claim 1, is characterized in that: be provided with control box on the Qianmen of described casing, be provided with control circuit in described control box.
7. DC-to-AC converter according to claim 1, it is characterized in that: described the 3rd mounting panel lower end also is provided with ventilating opening.
8. DC-to-AC converter according to claim 1, it is characterized in that: described bottom half is provided with transformer.
9. DC-to-AC converter according to claim 8 is characterized in that: the brace summer of described transformer adopts C word channel-section steel structure, and in centre, groove is set.
10. DC-to-AC converter according to claim 8, it is characterized in that: the feet inboard of described transformer is provided with groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201376253U CN203289333U (en) | 2013-03-25 | 2013-03-25 | Inverter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201376253U CN203289333U (en) | 2013-03-25 | 2013-03-25 | Inverter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203289333U true CN203289333U (en) | 2013-11-13 |
Family
ID=49545675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201376253U Expired - Lifetime CN203289333U (en) | 2013-03-25 | 2013-03-25 | Inverter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203289333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106043325A (en) * | 2015-04-15 | 2016-10-26 | 通用电气公司 | Inverter drive system, bus bar and assembly |
-
2013
- 2013-03-25 CN CN2013201376253U patent/CN203289333U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106043325A (en) * | 2015-04-15 | 2016-10-26 | 通用电气公司 | Inverter drive system, bus bar and assembly |
| US10454349B2 (en) | 2015-04-15 | 2019-10-22 | Ge Global Sourcing Llc | Inverter drive system, bus bar and assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |
|
| CX01 | Expiry of patent term |