CN109713880B - Low-voltage high-current output structure of direct-current converter - Google Patents
Low-voltage high-current output structure of direct-current converter Download PDFInfo
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- CN109713880B CN109713880B CN201910081259.6A CN201910081259A CN109713880B CN 109713880 B CN109713880 B CN 109713880B CN 201910081259 A CN201910081259 A CN 201910081259A CN 109713880 B CN109713880 B CN 109713880B
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- bus bar
- negative electrode
- circuit board
- boss
- busbar
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- 210000001503 joint Anatomy 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Power Conversion In General (AREA)
Abstract
The invention discloses a low-voltage high-current output structure of a direct-current converter, which comprises a shell plate, an anode bus bar, a cathode bus bar, a first cathode bus bar, a second cathode bus bar, a first circuit board, a second circuit board, an inserting boss, a yielding groove, a first cathode bottom bus bar and a second cathode bottom bus bar, wherein a plurality of yielding grooves for connecting the circuit board are formed in two sides of the anode bus bar, the inserting boss of the cathode bus bar and the inserting boss of the anode bus bar are arranged in parallel, the cathode bus bar and the anode bus bar are arranged on the top end surface of the shell plate, two sides of the cathode bus bar are respectively connected with one sides of the first cathode bus bar and the second cathode bus bar, and the other sides of the first cathode bus bar and the second cathode bus bar are respectively abutted against the first circuit board and the second circuit board through bus bosses arranged on the bottom surfaces of the cathode bus bar. The structure problem of low-voltage high-current output is solved by adopting a duplex stacked bus bar mode, and the size miniaturization of the direct-current converter is realized.
Description
Technical Field
The invention belongs to the technical field of power equipment, and mainly relates to a low-voltage high-current output structure of a direct-current converter.
Background
The existing DC converter has larger volume, mainly has great relation to the layout of a current output structure, and the space size of the DC converter is one of factors influencing the volume size of the DC converter, but no reasonable and perfect layout setting of the output structure of the small DC converter aiming at large current output exists at present, so that the use of the small DC converter with large current output arranged in a small space in some special fields is directly influenced, and the development of the special fields is limited.
Disclosure of Invention
In order to solve the problems, the invention provides a low-voltage high-current output structure of a direct-current converter, which solves the structural problem of low-voltage high-current output by adopting a duplex stacked bus bar mode and realizes the miniaturization of the direct-current converter.
The utility model provides a high-current output structure of direct current converter low pressure, includes casing board, positive electrode busbar, negative electrode busbar, first negative electrode busbar, second negative electrode busbar, first circuit board, second circuit board, grafting boss, the groove of stepping down, spliced eye, busbar boss, first negative electrode end busbar and second negative electrode end busbar, the side of positive electrode busbar one end sets up the grafting boss, the both sides of positive electrode busbar all set up the groove of stepping down that a plurality of is used for connecting the circuit board, the grafting boss parallel arrangement of negative electrode busbar and positive electrode busbar and negative electrode busbar and positive electrode busbar set up on the top end face of casing board, one side of first negative electrode busbar and second negative electrode busbar is connected respectively to the both sides of negative electrode busbar, the opposite side of first negative electrode busbar and second negative electrode busbar is through the busbar boss that its bottom surface set up respectively butt first circuit board and second circuit board.
The upper plate surface of the first circuit board is arranged on the first negative electrode bottom bus bar of the lower plate surface of the shell plate in a butt joint mode.
The lower plate surface of the second circuit board is arranged on the second negative electrode bottom bus bar of the upper plate surface of the shell plate in a butt joint mode.
The negative bus bar is in a boss shape, and a plurality of plug holes are formed in the table top; a plurality of plug holes are formed in the table top of the plug boss arranged at one end of the positive bus bar.
One side of the first negative electrode bus plate is provided with a first negative electrode bus boss, and one side of the second negative electrode bus plate is provided with a second negative electrode bus boss.
The first negative electrode bottom bus bars are two and are horizontally and symmetrically arranged on the upper plate surface of the shell plate.
The second negative electrode bottom bus bars are two and are horizontally and symmetrically arranged on the lower plate surface of the shell plate.
The invention has the beneficial effects that: the mode that the duplex stacked negative electrode bus bar and the positive electrode bus bar are arranged side by side is adopted to realize positive and negative electrode current output, the structural problem of low-voltage high-current output is solved, and the size miniaturization of the direct current converter is realized.
Drawings
Fig. 1 is a schematic diagram of a circuit board structure for resisting the present invention.
Fig. 2 is a schematic top view of a circuit board according to the present invention.
Fig. 3 is a schematic diagram of an output structure of the present invention.
Fig. 4 is a schematic view of a positive bus bar structure according to the present invention.
Fig. 5 is a schematic side view of the positive bus bar of the present invention.
Fig. 6 is a schematic view of a first negative bus plate structure according to the present invention.
Fig. 7 is a schematic view of a second negative bus plate structure according to the present invention.
Fig. 8 is a schematic view of a negative bus plate structure according to the present invention.
Reference numerals: the casing board 1, the positive electrode bus bar 2, the negative electrode bus bar 3, the first negative electrode bus bar 4, the first negative electrode bus bar boss 41, the second negative electrode bus bar boss 51, the second negative electrode bus bar 5, the first circuit board 6, the second circuit board 7, the first negative electrode bottom bus bar 8, the second negative electrode bottom bus bar 9, the plug boss 21, the relief groove 22, the plug hole 31, and the bus bar boss 41.
Detailed Description
Referring to fig. 1-8, a low-voltage high-current output structure of a dc converter includes a housing plate 1, an anode bus bar 2, an anode bus bar 3, a first anode bus bar 4, a second anode bus bar 5, a first circuit board 6, a second circuit board 7, a plugging boss 21, a yielding groove 22, a plugging hole 31, a bus boss 41, a first anode bottom bus bar 8 and a second anode bottom bus bar 9, the side surface of one end of the anode bus bar 2 is provided with the plugging boss 21, both sides of the anode bus bar 2 are provided with a plurality of yielding grooves 22 for connecting the circuit board, the anode bus bar 3 and the anode bus bar 21 of the anode bus bar 2 are arranged in parallel, the anode bus bar 3 and the anode bus bar 2 are arranged on the top end surface of the housing plate 1, both sides of the anode bus bar 3 are respectively connected with one sides of the first anode bus bar 4 and the second anode bus bar 5, and the bus bar 41 arranged on the other sides of the first anode bus bar 4 and the second anode bus bar 5 are respectively abutted against the first circuit board 6 and the second circuit board 7 through the bus bar 41 arranged on the bottom surface thereof.
The upper plate surface of the first circuit board 6 is arranged on the first negative electrode bottom bus bar 8 of the lower plate surface of the shell plate 1 in a butt joint manner.
The lower plate surface of the second circuit board 7 is arranged on the second negative electrode bottom bus bar 9 of the upper plate surface of the shell plate 1 in a abutting manner.
The negative bus bar 3 is in a boss shape, and a plurality of plug holes 31 are formed in the table top; a plurality of plug holes 31 are formed in the table top of the plug boss 21 arranged at one end of the positive bus bar 2.
A first negative electrode confluence boss 41 is provided on one side of the first negative electrode confluence plate 4, and a second negative electrode confluence boss 51 is provided on one side of the second negative electrode confluence plate 5.
The first negative electrode bottom bus bars are two and are horizontally and symmetrically arranged on the upper plate surface of the shell plate, and the first negative electrode bottom bus bars are electrically connected with the first negative electrode bus plates.
The second negative electrode bottom bus bars are two and are horizontally and symmetrically arranged on the lower plate surface of the shell plate, and the second negative electrode bottom bus bars are electrically connected with the second negative electrode bus plates.
One end of the first circuit board 6 is in a butt joint clamping shape between a first negative electrode bottom bus bar 8 and a first negative electrode bus bar 4, wherein the lower plate surface of the shell board 1 is provided.
One end of the second circuit board 7 is in an abutting and clamping shape between a second negative electrode bottom bus bar 9 and a second negative electrode bus bar 5 which are arranged on the upper surface of the shell board 1.
The first circuit board 6 and the second circuit board 7 are electrically connected with the negative electrode bus plate and the negative electrode bottom bus bar, and the negative electrode bus plate and the negative electrode bottom bus bar are electrically connected with the negative electrode bus bar to output negative electrode current through the plug-in boss; meanwhile, the circuit board is also in butt connection with the giving-off groove 22 of the positive bus bar, positive current is output through the plug-in boss 21 of the positive bus bar, and the plug-in hole 31 on the plug-in boss is used as the plug-in hole of the connecting terminal of the plug-in using equipment.
The description and applications of the present invention are illustrative and exemplary only and are not intended to limit the scope of the present invention to the embodiments described above. Variations and modifications of the embodiments disclosed herein are fully possible and alternatives to and equivalents of the various components of the embodiments are known to those of ordinary skill in the art. It will also be apparent to those of skill in the art that the invention may be embodied in other forms, structures, arrangements, proportions, and with other components, materials, and parts, without departing from the spirit or essential characteristics thereof, and that other variations and modifications may be made in the embodiments disclosed herein without departing from the scope or spirit of the invention.
Claims (5)
1. The utility model provides a direct current converter low pressure heavy current output structure, includes casing board (1), anodal busbar (2), negative pole busbar (3), first negative pole busbar (4), second negative pole busbar (5), first circuit board (6), second circuit board (7), grafting boss (21), groove (22) of stepping down, spliced eye (31), boss (41) of converging, first negative pole end busbar (8) and second negative pole end busbar (9), its characterized in that: the side of positive pole busbar (2) one end sets up grafting boss (21), the both sides of positive pole busbar (2) all set up a plurality of groove (22) of stepping down that are used for connecting the circuit board, negative pole busbar (3) and positive pole busbar (2) grafting boss (21) parallel arrangement and negative pole busbar (3) and positive pole busbar (2) set up the top face at casing board (1), one side of first negative pole busbar (4) and second negative pole busbar (5) is connected respectively to the both sides of negative pole busbar (3), the opposite side of first negative pole busbar (4) and second negative pole busbar (5) is through the boss (41) of its bottom surface setting respectively butt first circuit board (6) and second circuit board (7);
The upper plate surface of the first circuit board (6) is in butt joint with a first negative electrode bottom bus bar (8) arranged on the lower plate surface of the shell plate (1);
the lower plate surface of the second circuit board (7) is arranged on a second negative electrode bottom bus bar (9) of the upper plate surface of the shell plate (1) in a butt joint mode.
2. The dc converter low voltage high current output structure according to claim 1, wherein: the negative bus bar (3) is in a boss shape, and a plurality of inserting holes (31) are formed in the table top; a plurality of plug holes (31) are formed in the table top of the plug boss (21) arranged at one end of the positive bus bar (2).
3. The dc converter low voltage high current output structure according to claim 1, wherein: a first negative electrode confluence boss (41) is arranged on one side of the first negative electrode confluence plate (4), and a second negative electrode confluence boss (51) is arranged on one side of the second negative electrode confluence plate (5).
4. The dc converter low voltage high current output structure according to claim 1, wherein: the first negative electrode bottom bus bars (8) are two and are horizontally and symmetrically arranged on the upper plate surface of the shell plate (1).
5. The dc converter low voltage high current output structure according to claim 1, wherein: the number of the second negative electrode bottom bus bars (9) is two, and the second negative electrode bottom bus bars are horizontally and symmetrically arranged on the lower plate surface of the shell plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910081259.6A CN109713880B (en) | 2019-01-28 | 2019-01-28 | Low-voltage high-current output structure of direct-current converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910081259.6A CN109713880B (en) | 2019-01-28 | 2019-01-28 | Low-voltage high-current output structure of direct-current converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713880A CN109713880A (en) | 2019-05-03 |
| CN109713880B true CN109713880B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910081259.6A Active CN109713880B (en) | 2019-01-28 | 2019-01-28 | Low-voltage high-current output structure of direct-current converter |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101110555A (en) * | 2006-07-21 | 2008-01-23 | 株式会社日立制作所 | Power converter |
| EP2006987A2 (en) * | 2007-06-20 | 2008-12-24 | Hitachi, Ltd. | Power converter device |
| CN101944835A (en) * | 2009-07-03 | 2011-01-12 | 能极电源(深圳)有限公司 | Module power supply with high power and heavy current output |
| CN202334264U (en) * | 2011-11-22 | 2012-07-11 | 东风汽车公司 | Connecting and fixing structure of low-voltage heavy current three-phase driving power module groups |
| CN105429480A (en) * | 2015-08-31 | 2016-03-23 | 法拉第未来公司 | Inverter assembly |
| CN207321092U (en) * | 2017-08-25 | 2018-05-04 | 天津瑞能电气有限公司 | IGBT power module |
| CN209389923U (en) * | 2019-01-28 | 2019-09-13 | 四川富肯斯科技有限公司 | A kind of DC converter low-voltage, high-current export structure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007113979A1 (en) * | 2006-03-30 | 2007-10-11 | Mitsubishi Electric Corporation | Power converter and its assembling method |
| JP6163361B2 (en) * | 2013-06-07 | 2017-07-12 | 矢崎総業株式会社 | Bus bar module and power supply |
-
2019
- 2019-01-28 CN CN201910081259.6A patent/CN109713880B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101110555A (en) * | 2006-07-21 | 2008-01-23 | 株式会社日立制作所 | Power converter |
| EP2006987A2 (en) * | 2007-06-20 | 2008-12-24 | Hitachi, Ltd. | Power converter device |
| CN101944835A (en) * | 2009-07-03 | 2011-01-12 | 能极电源(深圳)有限公司 | Module power supply with high power and heavy current output |
| CN202334264U (en) * | 2011-11-22 | 2012-07-11 | 东风汽车公司 | Connecting and fixing structure of low-voltage heavy current three-phase driving power module groups |
| CN105429480A (en) * | 2015-08-31 | 2016-03-23 | 法拉第未来公司 | Inverter assembly |
| CN207321092U (en) * | 2017-08-25 | 2018-05-04 | 天津瑞能电气有限公司 | IGBT power module |
| CN209389923U (en) * | 2019-01-28 | 2019-09-13 | 四川富肯斯科技有限公司 | A kind of DC converter low-voltage, high-current export structure |
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| CN109713880A (en) | 2019-05-03 |
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