CN101740892B - Seal protecting structure of output terminal of DCDC convertor - Google Patents
Seal protecting structure of output terminal of DCDC convertor Download PDFInfo
- Publication number
- CN101740892B CN101740892B CN2010101035103A CN201010103510A CN101740892B CN 101740892 B CN101740892 B CN 101740892B CN 2010101035103 A CN2010101035103 A CN 2010101035103A CN 201010103510 A CN201010103510 A CN 201010103510A CN 101740892 B CN101740892 B CN 101740892B
- Authority
- CN
- China
- Prior art keywords
- lead
- out terminal
- output terminal
- dcdc converter
- dcdc
- 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.)
- Expired - Fee Related
Links
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 title abstract 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Images
Abstract
The invention provides a seal protecting structure of an output terminal of a DCDC convertor, comprising a DCDC convertor and an output terminal, wherein the DCDC convertor is provided with an inner notch at the position where the output terminal is arranged, and an output terminal box is embedded in the inner notch; the output terminal box is a semi-closed box body formed by enclosing a base and three baffles, wherein one upper surface and the outer side of the semi-closed box body are opened; the base and the bottom of the inner notch on the DCDC convertor are fixed; the left side surface, the right side surface and the inner side surface of the inner notch are respectively shielded by the three baffles, and a through hole is arranged at the copper bar extending position which corresponds to the output terminal of the DCDC converter on each baffle; the output terminal extends into the output terminal box through the through hole and is connected with an external line cluster by a hold-down nut; an L-shaped bin cover is arranged above the inner notch of the DCDC convertor; and the open surfaces of the output terminal box are covered. The structure can protect and seal the output terminal by isolating the output part from the inside of the DC/DC system, thereby playing a role of electromagnetic shielding and reducing the space occupation.
Description
Technical field
The present invention relates to field of power electronics, relate in particular to a kind of hybrid vehicle dcdc converter technology.
Background technology
Along with the growing tension of the energy, energy-saving and emission-reduction also become people's new focus after dinner gradually.And automobile is as the rich and influential family of energy resource consumption, and is closely related with people's livelihood, environment, development especially.The appearance of hybrid vehicle for vehicle energy saving provides a kind of new developing direction, has become the object of concern gradually.
Hybrid vehicle is different with general automobiles, it needs a dcdc converter that changes to low tension battery from high tension battery, the characteristics of this dcdc converter are that input range is wide, and output current is big, and power is big, its general output current is between 100A～150A, this just has special requirement to its lead-out terminal, to reach certain degree of protection, and can be heat-resisting (because the electric current on the output line is very big, meeting is with the form loss of heat), and with low cost.
The lead-out terminal of dcdc converter is to adopt bolt to connect on some mixed motor-car at present, lead-out terminal is directly extended to the external cabling of DC/DC converter, this form is to not effectively protection of terminal, there is not strict sealing, electromagnetism, slag dirt that lead-out terminal is subject to external environment condition disturb, and influence result of use and useful life.And in the external cabling of DC/DC converter, it is bigger to take up room, and is unfavorable for the saving to the automobile confined space.
The utility model content
The present invention just provides the dcdc converter lead-out terminal sealing protection structure of using on a kind of hybrid vehicle, by coming output and DC/DC internal system are isolated, can realize protection and sealing, play the effect of electromagnetic shielding, and reduce taking of space lead-out terminal.
Technical scheme of the present invention is as follows:
A kind of dcdc converter lead-out terminal sealing protection structure, it comprises the lead-out terminal of dcdc converter and dcdc converter.
Described dcdc converter is arranging that the lead-out terminal place has an inner recess, and embedding in described inner recess has a lead-out terminal box.
Described lead-out terminal box is above one that is surrounded by pedestal and three baffle plates and the semiclosed box body of lateral surface opening.
The bottom of the inner recess on described pedestal and the dcdc converter is fixed, and its effect is be used for whole lead-out terminal box fixing.
Described three baffle plates cover left side, right side and inboard three faces of inner recess respectively, are connected with dcdc converter, thereby play sealing function to inner recess.And the copper bar extended position corresponding to the lead-out terminal of dcdc converter has via hole on baffle plate, is used for the lead-out terminal copper bar of dcdc converter inside is drawn.The copper bar of lead-out terminal extend out in the lead-out terminal box by via hole, is connected with exterior strands by hold-down nut.
" L " shape Cang Gai is set above the inner recess of dcdc converter, the opening surface of lead-out terminal box is covered.
The present invention has following tangible advantage:
1, owing to adopted the version that embeds the inner recess of DC/DC converter with the lead-out terminal box, the components and parts and the external environment condition of isolating DC/DC converter inside by the lead-out terminal box, prevent that outer goods is (as instrument, screw etc.) drop in inside, avoid causing short circuit, also play the dustproof effect simultaneously.The copper bar of lead-out terminal is drawn out in the lead-out terminal box is connected with the car load wire harness, and by Cang Gai sealing lead-out terminal box, effectively lead-out terminal and external environment condition are completely cut off again, can prevent to export between the both positive and negative polarity and be short-circuited, produce spark, can play the effect of electromagnetic shielding again.
2, adopt set bolt to fix the copper bar and the exterior strands of internal output terminal, because output current is bigger, the existence of set bolt just can guarantee effective connection of inside and outside wiring.
3, because the lead-out terminal box is embedded in DC/DC converter inside, can save space outerpace, more convenient its layout onboard.
4, the present invention is simple in structure, and is with low cost, easy to use, is specially adapted to the big particular application of this output current of hybrid vehicle.
Description of drawings
Fig. 1 is the structural representation of lead-out terminal box of the present invention.
Fig. 2 has drawn the structural representation of lead-out terminal for the lead-out terminal box.
Fig. 3 is the connection diagram of lead-out terminal and wire harness in the lead-out terminal box.
Fig. 4 is embedded in the structural representation of DC/DC converter inside for the lead-out terminal box.
Fig. 5 is the structural representation after whole dcdc converter lead-out terminal sealing protection structure is made up.
Embodiment
For ease of the present invention is further understood, now describe the present invention in conjunction with the accompanying drawings.
Referring to Fig. 4, this dcdc converter lead-out terminal sealing protection structure is to arrange that at dcdc converter the lead-out terminal place offers an inner recess 2, and embedding in inner recess 2 has a lead-out terminal box 3.
Figure 1 shows that the structural representation of lead-out terminal box, scheme as can be seen thus that lead-out terminal box 3 is to be made of pedestal 31, baffle plate 32, via hole 33.
Wherein the effect of pedestal 31 is one side supports as whole box body, on the other hand as fixing.Four screw fixed hole positions are arranged above it, can be fixed together by inner recess 2 bottoms of it and DC/DC converter.
In conjunction with Fig. 4 as seen, after this lead-out terminal box 3 is embedded in the inner recess 2 of DC/DC converter, three baffle plates cover left side, right side and inboard three faces of inner recess respectively, be connected with dcdc converter, thereby play sealing function to inner recess, the components and parts and the external environment condition of isolating the DC/DC internal system, and surround the copper bar of drawing of internal output terminal.
In conjunction with Fig. 2, Fig. 4 as seen, copper bar extended position corresponding to the lead-out terminal of dcdc converter on baffle plate 32 has via hole 33, be used for the copper bar of the lead-out terminal 6 of dcdc converter inside is drawn, the copper bar of lead-out terminal 6 extend out in the lead-out terminal box 3 by via hole, exterior strands 4 overlays on the lead-out terminal 6, be fixed with hold-down nut 7, realization is connected with exterior strands 4.
After lead-out terminal 6 and car load wire harness 4 connect, cover the opening surface of lead-out terminal box 3 from the top with the storehouse of one " L " shape lid 5, just open lead-out terminal 3 and external environment condition are isolated, prevent to export between the both positive and negative polarity and be short-circuited, produce spark, can play the effect of electromagnetic shielding again.
Because lead-out terminal box 3 itself needs insulation, so the employing bakelite is a material, can not only guarantee electrical apparatus insulation like this, and cheap.
More than the present invention is described in detail, used specific case herein principle of the present invention and execution mode set forth, the explanation of above embodiment just is used for help understanding core concept of the present invention; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (1)
1. dcdc converter lead-out terminal sealing protection structure, it comprises the lead-out terminal of dcdc converter and dcdc converter; It is characterized in that:
Described dcdc converter is arranging that the lead-out terminal place has an inner recess, and embedding in described inner recess has a lead-out terminal box;
Described lead-out terminal box is above one that is surrounded by pedestal and three baffle plates and the semiclosed box body of lateral surface opening, the bottom of the inner recess on described pedestal and the dcdc converter is fixed, three baffle plates cover left side, right side and inboard three faces of inner recess respectively, and the copper bar extended position corresponding to the lead-out terminal of dcdc converter has via hole on baffle plate, the copper bar of lead-out terminal extend out in the lead-out terminal box by via hole, is connected with exterior strands by hold-down nut;
" L " shape Cang Gai is set above the inner recess of dcdc converter, the opening surface of lead-out terminal box is covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101035103A CN101740892B (en) | 2010-01-29 | 2010-01-29 | Seal protecting structure of output terminal of DCDC convertor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101035103A CN101740892B (en) | 2010-01-29 | 2010-01-29 | Seal protecting structure of output terminal of DCDC convertor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101740892A CN101740892A (en) | 2010-06-16 |
| CN101740892B true CN101740892B (en) | 2011-10-05 |
Family
ID=42463969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101035103A Expired - Fee Related CN101740892B (en) | 2010-01-29 | 2010-01-29 | Seal protecting structure of output terminal of DCDC convertor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101740892B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161888A (en) * | 2015-10-13 | 2015-12-16 | 深圳威迈斯电源有限公司 | Low-cost large-power high-protection-level power supply module terminal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6642633B1 (en) * | 2001-06-27 | 2003-11-04 | Yazaki North America, Inc. | Power management assembly |
| CN1697264A (en) * | 2004-05-10 | 2005-11-16 | 矢崎总业株式会社 | Casing member with connector portion |
| CN201608639U (en) * | 2010-01-29 | 2010-10-13 | 重庆长安汽车股份有限公司 | DCDC converter output terminal sealing and protecting structure used for hybrid cars |
-
2010
- 2010-01-29 CN CN2010101035103A patent/CN101740892B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6642633B1 (en) * | 2001-06-27 | 2003-11-04 | Yazaki North America, Inc. | Power management assembly |
| CN1697264A (en) * | 2004-05-10 | 2005-11-16 | 矢崎总业株式会社 | Casing member with connector portion |
| CN201608639U (en) * | 2010-01-29 | 2010-10-13 | 重庆长安汽车股份有限公司 | DCDC converter output terminal sealing and protecting structure used for hybrid cars |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101740892A (en) | 2010-06-16 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 |