CN222851715U - A kind of unplug-cover super-welded DC socket for charging electric vehicles - Google Patents

Abstract

The utility model relates to the technical field of direct current sockets, in particular to a cap-pulling type ultra-welding direct current socket for charging an electric automobile, which comprises an ultra-welding shell and a cap-pulling shell which are connected in a clamping way, wherein an integrated PCB (printed circuit board) is arranged in the cap-pulling shell, a plurality of signal terminals, DC terminals and PE (polyethylene) terminals are arranged on the integrated PCB, one end of each DC terminal is positioned in the ultra-welding shell, the end of each DC terminal is square, the outer end of each DC terminal is connected with a square wire, the square wires are fixed in the ultra-welding shell, mounting holes are formed in four corners of the outer end of the cap-pulling shell, drain holes are formed in the bottom of the cap-pulling shell, and a cap-pulling shell is arranged at the outer end of the cap-pulling shell. The device can be convenient for assembling the socket by respectively installing the parts of the socket into the ultra-welding shell and the cap-pulling shell and by the ultra-welding shell and the cap-pulling shell which are arranged in a plug-in way, the original split wire harness is assembled, and the plug-in type assembly is used for realizing quick installation, so that the production efficiency is improved.

Description

Cover-pulling type ultra-welding direct-current socket for charging electric automobile

Technical Field

The utility model relates to the technical field of direct-current sockets, in particular to a cap-pulling type super-welding direct-current socket for charging an electric automobile.

Background

The vehicle charging socket is an interface for providing an electric power input to an electric vehicle or a hybrid vehicle. It is of different types and standards such as the usual ac charging socket and dc quick charging socket (e.g., CCS socket, CHAdeMO socket, etc.). The high-quality automobile charging socket should have good conductivity, safety, durability and protection performance so as to ensure the stable and reliable charging process and protect the safety of the vehicle and the user.

At present, the internal wires of the automobile direct current charging socket are in a plug-in type, the mode can facilitate the installation and the disassembly of the wires, but the plug-in type wires are only suitable for the current below 250A, when the current is above 250A, the diameter of the wires needs to be increased, and the diameter of the wires is too large, so that the inside of the automobile cannot have enough installation space, and therefore, the cover-pulling type super-welding type direct current socket for charging the electric automobile is provided for solving the problems.

Disclosure of utility model

The utility model aims to solve the defects that the diameter of a lead wire is required to be increased when the current is more than 250A and the inside of an automobile cannot have enough installation space due to the fact that the lead wire is too large in diameter, and provides a plug-type super-welding type direct-current socket for charging an electric automobile, wherein the plug-type lead wire in the prior art only adapts to current below 250A.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a cover pulling type ultra-welding direct current socket for electric automobile charging, includes the super welding casing and the cover pulling casing of joint connection, the internally mounted of cover pulling casing has integrated PCB board, installs a plurality of signal terminals, DC terminal and PE terminal on the integrated PCB board, the one end of DC terminal is located super welding casing and its tip is square setting, and the outer end of DC terminal is connected with square wire, and square wire is fixed in super welding casing;

The four corners of the outer end of the cover pulling shell are provided with mounting holes, the bottom of the cover pulling shell is provided with a drain hole, and the outer end of the cover pulling shell is provided with a cover pulling.

As a preferred technical scheme of the utility model, the integrated PCB is provided with the transfer reed which is matched with the signal terminal, the DC terminal and the PE terminal, the signal terminal, the DC terminal and the PE terminal are all inserted in the transfer reed, the tail end of the signal terminal is connected with the socket terminal, the outer end of the socket terminal is provided with the signal plug, and the signal plug is fixed on the ultra-welding shell body, so that the connection of an external circuit is facilitated.

As a preferable technical scheme of the utility model, the outer end face of the cover pulling shell is provided with the flange gasket, four corners of the flange gasket are provided with through holes matched with the mounting holes on the cover pulling shell, and the strength of the outer end of the cover pulling shell is increased by arranging the flange gasket, so that the outer end part of the socket cover pulling shell can be mounted on the outer shell of an automobile or in the automobile.

As a preferable technical scheme of the utility model, the outer end of the cap pulling shell is provided with the cap pulling socket, the cap pulling clamp is connected in the cap pulling socket, and the inner wall of the cap pulling socket is provided with the rubber ring, so that the tightness of the cap pulling shell after the cap pulling shell is connected is improved.

As a preferable technical scheme of the utility model, the outer end of the pull cover is provided with a pull handle, and one side of the pull cover is provided with a connecting strip connected with an automobile.

As a preferable technical scheme of the utility model, the signal terminal, the DC terminal and the PE terminal are respectively sleeved with the waterproof ring, the waterproof rings are matched with the cover pulling shell for sealing, and the waterproof rings are retracted by changing the large waterproof rubber in the existing structure into a plurality of small waterproof rings for installation respectively, so that the waterproof effect is improved and the assembly is convenient.

The beneficial effects of the utility model are as follows:

The device can be convenient for assembling the socket by installing the parts of the socket into the ultra-welding shell and the cap-pulling shell respectively and by the ultra-welding shell and the cap-pulling shell which are arranged in a plug-in way, and is assembled by the original split wire harness, the existing plug-in type assembly is used for realizing quick installation, so that the production efficiency is improved, meanwhile, the end part of the lead is square, and the DC terminal is arranged at the tail end of the lead, and the size of adaptable current is improved through the contact of a square surface and a square surface, so that the required assembly space is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a cap-pulling type ultra-welding type direct current socket for charging an electric automobile;

Fig. 2 is a schematic structural diagram of an inner wall of a cap-pulling housing in a cap-pulling type ultra-welding type direct current socket for charging an electric automobile;

Fig. 3 is a schematic structural diagram of connection between a DC terminal and a square wire in a cap-pulling type super-welding type DC socket for charging an electric automobile according to the present utility model;

Fig. 4 is a schematic structural diagram of a cross-section of a cap-pulling type ultra-welding type direct current socket for charging an electric automobile;

Fig. 5 is a schematic structural diagram of mounting of a signal terminal, a DC terminal and a PE terminal in a cap-pulling type super-welding type DC socket for charging an electric automobile according to the present utility model.

The device comprises a housing body 1 subjected to ultra-welding, a housing body 2 subjected to cover pulling, a socket 3 subjected to cover pulling, a flange gasket 4 subjected to cover pulling, a mounting hole 6 subjected to cover pulling, a connecting strip 7 subjected to water draining, a water draining hole 9 subjected to signal terminal 10 subjected to DC terminal 11 subjected to PE terminal 12 subjected to integrated PCB (printed circuit board) 121 subjected to switching reed 13 subjected to socket terminal 14 subjected to signal plug 15 subjected to square wire.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments.

Referring to fig. 1-5, a cap-pulling type super-welding direct current socket for charging an electric automobile comprises a super-welding shell 1 and a cap-pulling shell 2 which are connected in a clamping manner, wherein an integrated PCB (printed circuit board) 12 is arranged in the cap-pulling shell 2, a plurality of signal terminals 9, DC terminals 10 and PE terminals 11 are arranged on the integrated PCB 12, a transfer reed 121 matched with the signal terminals 9, the DC terminals 10 and the PE terminals 11 is arranged on the integrated PCB 12, the signal terminals 9, the DC terminals 10 and the PE terminals 11 are all inserted into the transfer reed 121, the tail ends of the signal terminals 9 are connected with socket terminals 13, a signal plug 14 is arranged at the outer ends of the socket terminals 13, the signal plug 14 is fixed on the super-welding shell 1 so as to facilitate connection of an external circuit, one end of the DC terminals 10 is positioned in the super-welding shell 1 and the end of the DC terminals is square, and the outer ends of the DC terminals 10 are connected with square wires 15, and the square wires 15 are fixed in the super-welding shell 1;

The signal terminal 9, the DC terminal 10 and the PE terminal 11 are respectively sleeved with a waterproof ring, the waterproof rings are matched with the cover pulling shell 2 for sealing, and the waterproof rings are retracted by changing the large waterproof rubber in the existing structure into a plurality of small waterproof rings for installation respectively, so that the waterproof effect is improved, and meanwhile, the assembly is convenient;

The four corners of the outer end of the cover pulling shell 2 are provided with mounting holes 6, stainless steel bolt pads are arranged in the mounting holes 6, the bottom of the cover pulling shell 2 is provided with drain holes 8, the drain holes 8 are used for discharging rainwater entering the cover pulling shell 2, the outer end of the cover pulling shell 2 is provided with a cover pulling 5, and the cover pulling 5 is used for protecting the outer ends of the signal terminals 9, the DC terminals 10 and the PE terminals 11.

Secondly, be provided with flange gasket 4 on pulling out the outer terminal surface of lid casing 2, the through-hole with pulling out lid casing 2 on mounting hole 6 looks adaptation has been seted up to flange gasket 4's four corners department, increase the intensity of pulling out lid casing 2 outer end through setting up flange gasket 4, make this socket pull out lid casing 2's outer tip can install on the outer casing of car, also can install in the inside of car, pull out lid casing 2's outer end is provided with pulls out socket 3, pull out lid 5 joint in pulling out socket 3, and be provided with the rubber circle on pulling out socket 3's the inner wall, improve the leakproofness of pulling out lid 5 and pulling out after lid casing 2 is connected, pull out lid 5's outer end and be provided with the pulling handle, and pull out one side of lid 5 and install the connecting strip 7 of being connected with the car.

In the embodiment, the electronic components are respectively pre-installed in the ultra-welding shell 1 and the cover pulling shell 2, the ultra-welding shell 1 and the cover pulling shell 2 are in snap connection again, so that the internal signal terminal 9 is connected with the socket terminal 13, the DC terminal 10 is connected with the square wire 15, and finally the signal plug 14 is assembled on the socket terminal 13 to be electrically connected with the integrated PCB 12, so that the socket is assembled, the signal part in the socket is in snap conductive connection by adopting a stamping snap, and the original fixed structure is applied to conductive connection, so that the cost is greatly saved, meanwhile, the original split wire harness is assembled, the quick installation is realized by using the clamp plate snap structure, the automatic production is realized, and the assembly time is saved;

The outer end of the connecting strip 7 is connected with an external vehicle, and after the pull cover 5 is pulled out, the pull cover 5 is hung through the connecting strip 7.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. A plug-out type super-welded DC socket for charging an electric vehicle, comprising a super-welded housing (1) and a plug-out housing (2) connected by snap-fitting, characterized in that an integrated PCB board (12) is installed inside the plug-out housing (2), a plurality of signal terminals (9), a DC terminal (10) and a PE terminal (11) are installed on the integrated PCB board (12), one end of the DC terminal (10) is located in the super-welded housing (1) and its end is arranged in a square shape, and the outer end of the DC terminal (10) is connected to a square wire (15), and the square wire (15) is fixed in the super-welded housing (1); The four corners of the outer end of the cover-pulling shell (2) are provided with mounting holes (6), the bottom of the cover-pulling shell (2) is provided with a drainage hole (8), and the outer end of the cover-pulling shell (2) is provided with a pull-out cover (5). 2. A plug-out type super-welded DC socket for charging an electric vehicle according to claim 1, characterized in that a transfer spring (121) adapted to the signal terminal (9), the DC terminal (10), and the PE terminal (11) is provided on the integrated PCB board (12), the signal terminal (9), the DC terminal (10), and the PE terminal (11) are all inserted into the transfer spring (121), and the tail end of the signal terminal (9) is connected to the socket terminal (13), and the outer end of the socket terminal (13) is provided with a signal plug (14), and the signal plug (14) is fixed on the super-welded housing (1). 3. A pull-out cover type super-welded DC socket for charging an electric vehicle according to claim 1, characterized in that a flange gasket (4) is provided on the outer end surface of the pull-out cover shell (2), and through holes (6) on the pull-out cover shell (2) are provided at the four corners of the flange gasket (4) to match the mounting holes (6) on the pull-out cover shell (2). 4. A plug-out cover type super-welded DC socket for charging an electric vehicle according to claim 3, characterized in that a plug-out socket (3) is provided at the outer end of the plug-out cover housing (2), the plug-out cover (5) is snap-fitted into the plug-out socket (3), and a rubber ring is provided on the inner wall of the plug-out socket (3). 5. A pull-out cover type super-welded DC socket for charging an electric vehicle according to claim 4, characterized in that a pull handle is provided at the outer end of the pull-out cover (5), and a connecting strip (7) connected to the car is installed on one side of the pull-out cover (5). 6. A pull-out cover type super-welded DC socket for charging an electric vehicle according to claim 1, characterized in that the signal terminal (9), the DC terminal (10) and the PE terminal (11) are all sleeved with waterproof rings, and the waterproof rings cooperate with the pull-out cover housing (2) to perform sealing.