WO2020024285A1 - Structure de connexion sans câble et chargeur embarqué la comprenant - Google Patents

Structure de connexion sans câble et chargeur embarqué la comprenant Download PDF

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Publication number
WO2020024285A1
WO2020024285A1 PCT/CN2018/098629 CN2018098629W WO2020024285A1 WO 2020024285 A1 WO2020024285 A1 WO 2020024285A1 CN 2018098629 W CN2018098629 W CN 2018098629W WO 2020024285 A1 WO2020024285 A1 WO 2020024285A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
housing
connection structure
external socket
vehicle
Prior art date
Application number
PCT/CN2018/098629
Other languages
English (en)
Chinese (zh)
Inventor
罗耀文
冯颖盈
姚顺
刘钧
Original Assignee
深圳威迈斯新能源股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 深圳威迈斯新能源股份有限公司 filed Critical 深圳威迈斯新能源股份有限公司
Priority to PCT/CN2018/098629 priority Critical patent/WO2020024285A1/fr
Publication of WO2020024285A1 publication Critical patent/WO2020024285A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals

Definitions

  • the invention relates to a circuit board, in particular to a cableless connection structure for a circuit board and a vehicle-mounted charger having the structure.
  • On-board chargers for electric vehicles are an important part of electric vehicles.
  • the existing car charger circuit board and the charger housing are separately manufactured.
  • the external electrical socket of the charger is fixed on the housing.
  • the circuit board is fixed in the inner cavity of the housing and connected to the electrical socket through a cable.
  • the existing cable is connected to the circuit board through a plug, so there is one more contact point and more cables, which increases the number of components, increases costs and hidden troubles, and has low manual assembly efficiency, which is not conducive to automated production.
  • connection structure that can reduce the number of connection components, increase connection reliability, and reduce costs and hidden dangers.
  • the present invention is to solve the above-mentioned problems of the prior art, and proposes a connection structure capable of reducing the number of connection elements, increasing connection reliability, reducing costs and hidden dangers, and a vehicle-mounted charger having the structure.
  • the technical solution proposed by the present invention is to design a cableless connection structure, which includes a shell, a circuit board and an external socket.
  • One side of the shell is open to the outside, and the circuit board is installed in the open.
  • the electronic component at the mouth is located in the inner cavity of the housing.
  • the external socket passes through and is fixed on the side wall of the housing.
  • the plug part of the external socket faces the outside of the housing.
  • the welding pins of the external socket are located inside the housing. Cavity, and penetrates the circuit board from the inside to the circuit board to be soldered.
  • a plurality of support posts are provided on the inner side wall of the housing, and screw holes are provided at the ends of the support posts, and the circuit board is fixed on the support posts by screws; the support posts support the circuit board, so that The position is slightly lower than the position of the end of the soldering pin to facilitate soldering the soldering pin to the circuit board.
  • a fixing base is further provided between the plug-in part and the welding pin in the external socket.
  • the fixing base is provided with a screw hole, and the fixing base is fixedly connected to the casing 1.
  • the plug-in part is arranged horizontally, and the soldering pin is bent at 90 degrees to the position of the circuit board so as to be soldered on the horizontally arranged circuit board.
  • a cover plate is also provided on the outside of the circuit board.
  • the invention also discloses a vehicle-mounted charger, which adopts the aforementioned cableless connection structure.
  • the present invention reduces the number of connection components, increases connection reliability, reduces costs and hidden dangers, improves automation production efficiency, and can be widely applied to vehicle-mounted charger OBC, voltage converter DCDC, and related integrated products.
  • FIG. 1 is a perspective view of a preferred embodiment of the present invention without a circuit board installed
  • FIG. 2 is a perspective view of a mounted circuit board according to a preferred embodiment of the present invention.
  • FIG. 3 is a perspective view of an external socket in a preferred embodiment of the present invention.
  • connection structure includes a housing 1 Circuit board 2 and external socket 3, one side of the housing is open to the outside, the circuit board is installed at the opening, and the electronic components thereon are in the inner cavity of the housing, and the external socket passes through and It is fixed on the side wall of the shell, the plug portion 3a of the external socket faces the outside of the shell, and the soldering pins 3b of the external socket are located in the inner cavity of the shell and penetrate the circuit board from the inside to the circuit board for welding.
  • connection structure benefits from the improvement of modern industrial processing accuracy.
  • the dimensions of the casing 1, the circuit board 2, and the external socket 3 are higher and the drilling accuracy is higher.
  • the ends of the solder pins 3b just expose a small section of the circuit board, so the structure is convenient for soldering.
  • the external socket 3 is first fixed on the side wall of the housing 1 when assembling, so that the soldering pin 3b is erected upward; then the circuit board 2 is lowered, and the soldering pin 3b penetrates the circuit board to fix the circuit board. , And then solder the solder pin 3b to the circuit board.
  • the invention eliminates connection cables, reduces costs and hidden dangers, increases connection reliability, and improves automated production efficiency.
  • a plurality of support posts 4 are provided on an inner side wall of the housing 1, screw holes are provided at ends of the support posts, and the circuit board 2 is fixed on the support posts by screws.
  • the support column supports the circuit board, so that the position of the circuit board is slightly lower than the position of the end of the solder pin 3b, so as to facilitate soldering the solder pin to the circuit board.
  • a fixing base 3c is further provided between the plug portion 3a and the welding pin 3b in the external socket 3, a screw hole 3d is opened on the fixing base, and the fixing base and the housing 1 fixed connection.
  • the plug-in portion 3a is horizontally arranged, and the soldering pin 3b is bent at a position of 90 degrees to the circuit board, so as to facilitate soldering on the horizontally arranged circuit board 2.
  • a cover is provided on the outside of the circuit board 2 to protect the circuit board.
  • the invention also discloses a car charger, which uses the above-mentioned cableless connection structure.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne une structure de connexion sans câble et un chargeur embarqué la comprenant. La structure de connexion sans câble comprend un boîtier (1), une carte de circuit imprimé (2) et une douille externe (3). Un côté du boîtier (1) est ouvert vers l'extérieur ; la carte de circuit imprimé (2) est montée au niveau de l'ouverture, et un composant électronique sur la carte de circuit imprimé (2) est situé dans la cavité interne du boîtier (1) ; la douille externe (3) passe à travers et est fixée à une paroi latérale du boîtier (1) ; une partie fiche (3a) de la douille externe (3) fait face à l'extérieur du boîtier (1) ; des broches de brasage (3b) de la douille externe (3) sont situées dans la cavité interne du boîtier (1), pénètrent à travers la carte de circuit imprimé (2) depuis l'intérieur vers l'extérieur, et sont soudées à la carte de circuit imprimé (2). Par rapport à l'état de la technique, le nombre d'éléments de connexion est réduit, la fiabilité de connexion est améliorée, les coûts et les problèmes cachés sont réduits, l'efficacité de production d'automatisation est améliorée, et la structure peut être largement appliquée à des chargeurs embarqués OBC, des convertisseurs de tension CCCC et des produits intégrés apparentés.
PCT/CN2018/098629 2018-08-03 2018-08-03 Structure de connexion sans câble et chargeur embarqué la comprenant WO2020024285A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/098629 WO2020024285A1 (fr) 2018-08-03 2018-08-03 Structure de connexion sans câble et chargeur embarqué la comprenant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/098629 WO2020024285A1 (fr) 2018-08-03 2018-08-03 Structure de connexion sans câble et chargeur embarqué la comprenant

Publications (1)

Publication Number Publication Date
WO2020024285A1 true WO2020024285A1 (fr) 2020-02-06

Family

ID=69231359

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/098629 WO2020024285A1 (fr) 2018-08-03 2018-08-03 Structure de connexion sans câble et chargeur embarqué la comprenant

Country Status (1)

Country Link
WO (1) WO2020024285A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202333197U (zh) * 2011-10-31 2012-07-11 惠州奥华电子有限公司 一种车载组合插座
US20170054233A1 (en) * 2015-08-19 2017-02-23 Sumitomo Wiring Systems, Ltd. Circuit board connector and circuit board
CN206388885U (zh) * 2016-12-09 2017-08-08 上海航空电器有限公司 一种配电装置上的90°焊脚矩形连接器安装结构
CN107039796A (zh) * 2016-12-09 2017-08-11 上海航空电器有限公司 一种配电装置上的90°焊脚矩形连接器安装结构

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202333197U (zh) * 2011-10-31 2012-07-11 惠州奥华电子有限公司 一种车载组合插座
US20170054233A1 (en) * 2015-08-19 2017-02-23 Sumitomo Wiring Systems, Ltd. Circuit board connector and circuit board
CN206388885U (zh) * 2016-12-09 2017-08-08 上海航空电器有限公司 一种配电装置上的90°焊脚矩形连接器安装结构
CN107039796A (zh) * 2016-12-09 2017-08-11 上海航空电器有限公司 一种配电装置上的90°焊脚矩形连接器安装结构

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