CN107425332B - Automobile high-voltage terminal connection sealing structure - Google Patents
Automobile high-voltage terminal connection sealing structure Download PDFInfo
- Publication number
- CN107425332B CN107425332B CN201610351322.XA CN201610351322A CN107425332B CN 107425332 B CN107425332 B CN 107425332B CN 201610351322 A CN201610351322 A CN 201610351322A CN 107425332 B CN107425332 B CN 107425332B
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- CN
- China
- Prior art keywords
- sealing
- voltage terminal
- sheath
- shell
- sealing sheath
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- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Abstract
The invention relates to a connecting and sealing structure of an automobile high-voltage terminal, which comprises a conductive column body, a shell and a high-voltage terminal, wherein the shell is in interference fit with the conductive column body through a through hole, the high-voltage terminal is connected with the conductive column body through a fixing bolt, a sealing sheath is additionally arranged on the high-voltage terminal, and the upper end of the sealing sheath is connected with a sealing cover. A sealing sheath is additionally arranged on the high-voltage terminal to realize the sealing of the high-voltage terminal; the upper part of the sealing sheath is provided with a flange which is in interference fit with the sealing cover; the bottom of the sealing sheath is provided with a sealing ring, and the sealing sheath is in interference fit with the high-pressure part shell; the sealing sheath reserves a socket wrench operation space required by the fixing bolt; the high-voltage part shell is provided with a plastic boss to prevent the terminals from being soaked by liquid.
Description
Technical Field
The invention belongs to the field of new energy automobile manufacturing, and particularly relates to an automobile high-voltage terminal connection sealing structure.
Background
In new energy automobiles, the connection of the high-voltage terminals is generally simply isolated by virtue of the shell or the protective cover, and if the high-voltage components are required to be inspected or maintained, the shell or the protective cover is required to be removed firstly, so that the high-voltage terminals can be removed. Part of the high-voltage components have no sealing measure on the high-voltage terminals, and the IP grade is lower.
At present, an electric connection mechanism of high-voltage components is provided, and connection of high-voltage terminals is realized through a conductive column body at the upper end of a circuit board, and the electric connection mechanism of a direct-current separately excited motor controller is disclosed in patent number CN 201520350706.0. The mechanism comprises a strip-shaped metal plate, wherein two ends of the metal plate are respectively provided with a mounting hole, one mounting hole is fixed on the circuit board through a screw, and the other mounting hole is provided with a conductive column body. The top of the conductive column body is provided with a spiral interface, so that the quick connection of the high-voltage terminal is realized. The structure only realizes the basic function of connection, has no protective measures, has lower IP protection level and can not meet the requirements of vehicles.
Disclosure of Invention
The invention provides a connecting and sealing structure of an automobile high-voltage terminal, which is simple and convenient to install and low in manufacturing cost, and greatly improves sealing and insulating properties.
The technical scheme of the invention is realized as follows:
the utility model provides a car high voltage terminal connects seal structure, includes electrically conductive cylinder, through the perforation with electrically conductive cylinder forms interference fit's shell and through fixing bolt with the high voltage terminal that electrically conductive cylinder is connected, the high voltage terminal is equipped with sealed sheath outward, sealed sheath upper end is connected with sealed lid.
Further, a through hole of the fixing bolt is formed in the middle of the bottom of the sealing sheath.
Further, a socket wrench operation space surrounded by the side wall of the sheath is arranged on the sealing sheath.
Further, a flange for interference fit with the sealing cover is arranged on the side wall of the sheath.
Further, a boss is arranged at the upper end of the shell, and the conductive column is higher than the boss on the shell.
Further, a sealing ring is arranged at the bottom of the sealing sheath.
Further, a connecting wire is connected between the sealing sheath and the sealing cover.
The beneficial effects of the invention are as follows:
1. the high-voltage components and the high-voltage terminals are connected quickly and are convenient to assemble and disassemble;
2. the sheath is additionally arranged on the high-voltage terminal, so that the sheath is easy to realize and suitable for mass production;
3. the high-voltage component is sealed through crimping, and the tightness of the high-voltage component and the high-voltage terminal is guaranteed, so that the connection is safe and reliable.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic view of a connection sealing structure of a high-voltage terminal of an automobile according to an embodiment of the invention;
fig. 2 is an exploded view of fig. 1.
In the figure:
1. a housing; 2. a conductive column; 3. a fixing bolt; 4. a high voltage terminal; 5. sealing the sheath; 6. sealing cover; 7. the socket wrench operating space; 8. a flange; 9. a boss.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-2, the high-voltage terminal connection sealing structure of the automobile in the embodiment of the invention comprises a conductive column body 2, a shell 1 which forms interference fit with the conductive column body 2 through a through hole, and a high-voltage terminal 4 connected with the conductive column body 2 through a fixing bolt 3, wherein a sealing sheath 5 is additionally arranged on the high-voltage terminal 4, and the upper end of the sealing sheath 5 is connected with a sealing cover 6.
In this example, a through hole of the fixing bolt 3 is provided in the middle of the bottom of the sealing sheath 5.
In this example, the sealing sheath 5 is provided with a socket wrench operating space 7 surrounded by a sheath side wall.
In this case, the side wall of the sheath is provided with a flange 8 for interference fit with the sealing cover.
In this example, a boss 9 is disposed at the upper end of the housing 1, and the conductive column 2 is higher than the boss 9 on the housing 1.
In this example, a sealing ring is arranged at the bottom of the sealing sheath 5.
In this case, a connecting wire (not shown) is connected between the sealing sheath 5 and the sealing cover 6.
First, a plastic or rubber material with insulating property is used for terminal plastic package to form a high-voltage terminal plastic package assembly. The conductive cylinder on the high-voltage part for the vehicle can be in plastic package, and only a small amount of contact metal surface is exposed on the upper end surface of the conductive cylinder, so that the metal exposure is reduced, and the sealing property of the conductive cylinder at the end of the high-voltage part is solved;
the shell of the high-voltage component is provided with a plastic boss around the conductive column body to prevent the conductive column body from being soaked by liquid. The shell boss and the conductive column form a two-stage boss together, meanwhile, the plastic package piece of the high-voltage terminal is designed to have an interference mounting surface according to the two-stage boss, and when the high-voltage terminal plastic package assembly at the wire harness end is connected with the conductive column of the high-voltage part in a mounting way, the mounting surface can be pressed tightly, so that sealing is realized.
The assembly needs are considered at the high-voltage terminal plastic package assembly top of pencil end, according to box spanner size design mounting hole, the installation of fixing bolt of being convenient for.
The top sealing cover of the high-voltage terminal plastic package assembly is also designed, and the sealing cover can be connected to the high-voltage terminal plastic package assembly through connecting wires, so that the sealing cover is prevented from being lost.
The sealing cover and the sealing sheath are made of plastic or rubber, and the high-voltage terminal and the conductive column are made of aluminum or copper.
The sealing sheath and the high-voltage terminal are integrally formed, the sealing sheath is provided with a bottom sealing ring, the shell is provided with a boss, and the conductive column is higher than the boss of the shell.
The fixing bolts tightly match the sealing sheath with the boss of the shell, and cover the sealing cover, so that the sealing effect is ensured, and the sealing cover can be manually tightened and removed.
The fixing bolt tightly fits the high-voltage terminal and the conductive column body, so that the high-voltage component is not easy to damage due to heat generation during high-current operation.
The innovation point of the invention is as follows:
1. a sealing sheath is additionally arranged on the high-voltage terminal to realize the sealing of the high-voltage terminal;
2. the upper part of the sealing sheath is provided with a flange which is in interference fit with the sealing cover;
3. the bottom of the sealing sheath is provided with a sealing ring, and the sealing sheath is in interference fit with the high-pressure part shell;
4. the sealing sheath reserves a socket wrench operation space required by the fixing bolt;
5. the high-voltage part shell is provided with a plastic boss to prevent the terminals from being soaked by liquid.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. The utility model provides a car high voltage terminal connects seal structure, includes electrically conductive cylinder, through the perforation with electrically conductive cylinder forms interference fit's shell and through fixing bolt with electrically conductive cylinder is connected high voltage terminal, its characterized in that: the high-voltage terminal is externally provided with a sealing sheath, the upper end of the sealing sheath is connected with a sealing cover, the upper end of the shell is provided with a boss, the conductive column is higher than the boss on the shell, the bottom of the sealing sheath is provided with a sealing ring, and when the high-voltage terminal plastic package assembly at the wire harness end is connected with the conductive column of the high-voltage component in a mounting way, the mounting surface can be pressed tightly, so that sealing is realized.
2. The automotive high-voltage terminal connection seal structure according to claim 1, characterized in that: and a through hole of the fixing bolt is formed in the middle of the bottom of the sealing sheath.
3. The automotive high-voltage terminal connection seal structure according to claim 1, characterized in that: and a socket wrench operation space surrounded by the side wall of the sheath is arranged on the sealing sheath.
4. The automotive high-voltage terminal connection seal structure according to claim 1, characterized in that: and the side wall of the sheath is provided with a flange which is in interference fit with the sealing cover.
5. The automotive high-voltage terminal connection seal structure according to claim 1, characterized in that: and a connecting wire is connected between the sealing sheath and the sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610351322.XA CN107425332B (en) | 2016-05-24 | 2016-05-24 | Automobile high-voltage terminal connection sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610351322.XA CN107425332B (en) | 2016-05-24 | 2016-05-24 | Automobile high-voltage terminal connection sealing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107425332A CN107425332A (en) | 2017-12-01 |
| CN107425332B true CN107425332B (en) | 2023-07-25 |
Family
ID=60422611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610351322.XA Active CN107425332B (en) | 2016-05-24 | 2016-05-24 | Automobile high-voltage terminal connection sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107425332B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108767567A (en) * | 2018-06-21 | 2018-11-06 | 广州中安电工高新科技股份有限公司 | Wall is inserted |
| CN108767566A (en) * | 2018-06-21 | 2018-11-06 | 广州中安电工高新科技股份有限公司 | Socket power connection mechanism and mine dam are inserted |
| DE102018210892A1 (en) * | 2018-07-03 | 2020-01-09 | Bayerische Motoren Werke Aktiengesellschaft | Plug connection element for a motor vehicle and method for producing such a plug connection element |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003092103A (en) * | 2001-07-11 | 2003-03-28 | Japan Storage Battery Co Ltd | Battery |
| JP2012016085A (en) * | 2010-06-29 | 2012-01-19 | Mitsubishi Heavy Ind Ltd | Electronic control device |
| CN202474082U (en) * | 2012-03-05 | 2012-10-03 | 迪吉亚节能科技股份有限公司 | Conducting electrode column of battery and battery shell with conducting electrode column |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2507146Y (en) * | 2001-08-23 | 2002-08-21 | 深圳华达电源系统有限公司 | Same side output terminal type portable lead acid accumulator |
| DE202005019661U1 (en) * | 2005-12-14 | 2007-04-26 | Abertax Research And Development Ltd. | Cable connection system for battery connectors in industrial truck, has bolt comprising head to which electric tap cable is connected in fixed manner or removable sealed manner |
| CN202111243U (en) * | 2011-03-20 | 2012-01-11 | 天津市松正电动汽车技术股份有限公司 | Lead connection structure for controller |
| KR20160000989U (en) * | 2014-09-18 | 2016-03-28 | 엘에스산전 주식회사 | Electric cunector |
| CN205752684U (en) * | 2016-05-24 | 2016-11-30 | 上汽通用五菱汽车股份有限公司 | A kind of automobile HV Terminal connects sealing structure |
-
2016
- 2016-05-24 CN CN201610351322.XA patent/CN107425332B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003092103A (en) * | 2001-07-11 | 2003-03-28 | Japan Storage Battery Co Ltd | Battery |
| JP2012016085A (en) * | 2010-06-29 | 2012-01-19 | Mitsubishi Heavy Ind Ltd | Electronic control device |
| CN202474082U (en) * | 2012-03-05 | 2012-10-03 | 迪吉亚节能科技股份有限公司 | Conducting electrode column of battery and battery shell with conducting electrode column |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107425332A (en) | 2017-12-01 |
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