CN221407879U - Circuit board type charging socket for electric automobile - Google Patents

Abstract

The utility model discloses a circuit board type charging socket for an electric automobile, a socket shell main body and a circuit board assembly. According to the utility model, on one hand, the circuit board is added between the signal jack on the socket and the cable, the connecting piece on the circuit board is connected with the signal jack, the male end of the signal connector on the circuit board is communicated with the cable, assembly errors are effectively prevented, meanwhile, the related components are convenient to detach and connect, and the assembly efficiency is greatly improved. On the other hand, the 1KΩ resistor and the temperature sensor are integrated with the PCB, the two ends of the resistor are communicated with the terminals through the pressure springs, and the temperature sensor is communicated with the cable through the signal connector on the circuit board, so that the assembly process and the production cost can be reduced.

Description

Circuit board type charging socket for electric automobile

Technical Field

The utility model relates to the field of charging, in particular to a circuit board type charging socket for an electric automobile.

Background

In the existing direct current charging socket for the electric automobile, a signal terminal in the charging socket is connected with a cable in a crimping mode, the crimping mode is inconvenient in the operation process, the compression ratio and the crimping resistance are affected due to the influence of factors such as a crimping die, management and control in the production and manufacturing process, the application range is limited, and the manufacturing cost is high. And, signal connection terminal is vulnerable part, when the socket appears damaging or wearing and tearing and changes, need change whole pencil, and the cost is very high.

Disclosure of utility model

The utility model overcomes the defects of the prior art, and provides the circuit board type charging socket for the electric automobile, which aims to solve the problems of limited application range, high manufacturing cost and high replacement cost caused by the existing crimping mode.

In order to solve the technical problems, the utility model adopts the following technical scheme:

A circuit board type charging socket for an electric automobile, a socket shell main body and a circuit board assembly;

The socket shell main body comprises a signal jack and a signal connector female end, and the signal jack and the signal connector female end are arranged in the socket shell main body;

the circuit board assembly is arranged in the socket shell main body;

The circuit board assembly comprises a PCB, a resistor, a connecting piece and a male end of a signal connector;

The resistor is arranged on the PCB, two ends of the resistor are communicated with the connecting piece and the male end of the signal connector, and the connecting piece and the male end of the signal connector are respectively arranged on two sides of the PCB and communicated with the PCB;

the connector is inserted into the signal jack, and the male end of the signal connector is communicated with the female end of the signal connector.

Through adding a circuit board between the signal jack on the socket and the cable, and connecting pieces on the circuit board are connected with the signal jack, the male end of the signal connector on the circuit board is communicated with the cable, compared with the prior art that the signal jack is directly connected with the wire in a crimping way, the circuit board can effectively prevent assembly errors, and meanwhile, the circuit board is convenient to detach and connect related components, so that the assembly efficiency is greatly improved.

The circuit board assembly comprises a temperature sensor, wherein the temperature sensor is arranged on the PCB, and the temperature sensor is communicated with the cable through a signal connector on the circuit board.

Compared with the common separated assembly of temperature sensors, the wire outlet mode of direct wire pressing of the signal jack assembly, the invention can avoid assembly errors, and the low-voltage cable can be better fixed through the low-voltage connector, thereby greatly improving the use safety and reducing the assembly error probability.

According to a further technical scheme, the connecting piece is an elastic contact piece.

According to a further technical scheme, the elastic contact piece further comprises a pressure spring, and the pressure spring is sleeved outside the elastic contact piece.

The elastic contact piece can realize the conduction between the circuit board and the jack, meets the connection requirement of the circuit board and the wire through the low-voltage connector on the circuit board, is easy to replace and is not easy to disconnect. The compression spring is sleeved outside the elastic contact piece, so that the connection stability can be improved.

According to a further technical scheme, the circuit board is fixed in the socket shell main body through screws.

The further technical scheme is that fool-proof key positions corresponding to the positions are arranged on the circuit board assembly and the socket shell main body.

Problems in the installation position of the circuit board assembly can be avoided by setting fool-proof keys.

The further technical scheme is that the socket shell main body comprises a socket front part and a socket rear part;

The front part of the socket comprises a socket direct-pull cover, a sealing gasket, a flange end cover, a socket sealing ring, a socket shell and a metal plate bracket, and the socket direct-pull cover, the sealing gasket, the flange end cover, the socket sealing ring, the socket shell and the metal plate bracket are assembled in sequence;

The socket rear part comprises a copper bar, a cable sheath, a tail clamp, a wire sealing body, a cable bracket, a socket shell housing, a power jack, an end cover screw, an end cover and an end cover sealing ring, and are assembled in sequence.

Through divide into socket front portion, socket rear portion with socket shell main part, can more convenient split to socket shell main part to after the split, can be convenient change and maintain the circuit board subassembly.

Compared with the prior art, the utility model has at least the following beneficial effects: according to the utility model, on one hand, the circuit board is added between the signal jack on the socket and the cable, the connecting piece on the circuit board is connected with the signal jack, the male end of the signal connector on the circuit board is communicated with the cable, assembly errors are effectively prevented, meanwhile, the related components are convenient to detach and connect, and the assembly efficiency is greatly improved. On the other hand, the 1KΩ resistor and the temperature sensor are integrated with the PCB, the two ends of the resistor are communicated with the terminals through the pressure springs, and the temperature sensor is communicated with the cable through the signal connector on the circuit board, so that the assembly process and the production cost can be reduced.

Drawings

FIG. 1 is an exploded view of an embodiment;

FIG. 2 is a schematic diagram of a circuit board assembly;

FIG. 3 is a side cross-sectional view of a receptacle;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

Fig. 5 is an installation completion schematic.

In the figure, 1-socket shell main body, 11-signal jack, 12-signal connector female end, 2-socket front, 21-socket direct-pull cover, 22-gasket, 23-flange end cover, 24-socket seal ring, 25-socket shell, 26-sheet metal bracket, 27-rear shell seal ring, 3-socket rear, 31-copper bar, 32-cable sheath, 33-tail clip, 34-wire sealing body, 35-cable bracket, 36-socket shell, 37-power jack, 38-end cover screw, 39-end cover, 310-end cover seal ring, 4-circuit board assembly, 41-PCB board, 42-resistor, 43-temperature sensor, 44-connector, 45-signal connector male end.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1, a circuit board type charging socket for an electric vehicle includes a socket housing body 1, a circuit board assembly 4;

The socket shell main body 1 comprises a signal jack 11 and a signal connector female end 12, and the signal jack 11 and the signal connector female end 12 are arranged in the socket shell main body 1;

The socket shell main body 1 comprises a socket front part 2 and a socket rear part 3, wherein the socket front part 2 comprises a socket direct-pull cover 21, a sealing gasket 22, a flange end cover 23, a socket sealing ring 24, a socket shell 25 and a sheet metal bracket 26, and the socket direct-pull cover, the sealing gasket 22, the flange end cover 23, the socket sealing ring 24, the socket shell 25 and the sheet metal bracket are assembled in sequence;

The rear socket part 3 comprises copper bars 31, cable jackets 32, tail clips 33, wire sealing bodies 34, cable brackets 35, a socket shell 36, power jacks 37, end cover screws 38, end covers 39 and end cover sealing rings, and is assembled in sequence.

The signal jack 11, the signal connector female end 12 and the circuit board assembly 4 are arranged between the socket front part 2 and the socket rear part 3, and the specific installation and connection modes are as follows:

The circuit board assembly 4 is mounted in the socket housing body 1, and more specifically, the circuit board is fixed in the socket housing body 1 by screws.

The circuit board assembly 4 and the socket shell main body 1 are provided with fool-proof key positions corresponding to the positions.

Referring to fig. 2, the circuit board assembly 4 includes a PCB 41, a resistor 42, a temperature sensor 43, a connector 44, and a signal connector male end 45;

the resistor 42 is arranged on the PCB 41, and two ends of the resistor 42 are communicated with the connecting piece 44 and the male end 45 of the signal connector;

The temperature sensor 43 is mounted on the PCB 41, and the temperature sensor 43 is connected to the cable through a signal connector on the circuit board.

The connecting piece 44 and the male end 45 of the signal connector are respectively arranged on two sides of the PCB 41 and are communicated with the PCB 41;

the connector 44 is inserted into the signal jack 11, and the male end 45 of the signal connector is in conduction with the female end 12 of the signal connector.

The connecting piece 44 comprises an elastic contact piece and a pressure spring, and the pressure spring is sleeved outside the elastic contact piece.

After the signal connector male end 45 is assembled with the cable, the signal connector male end 12 is conducted with the signal connector female end.

At this time, the signal jack 11 assembly contacts with the connector 44 in the circuit board assembly 4, the signal wires are in opposite-plug contact with the male and female ends of the signal connector, see fig. 3 and fig. 4, the temperature sensor 43, the 1kΩ resistor 42, the connector 44 and the male end 45 of the signal connector in the circuit board assembly 4 are integrated, the connector 44 in the circuit board assembly 4 contacts with the signal jack 11 assembly, the signal wires are in opposite-plug contact with the male and female ends of the low-voltage connector, the risk of failure of the connection point caused by long-term use of cables at two ends of the resistor 42 in a vibrating environment can be avoided, meanwhile, the assembly procedure can be reduced, the manufacturing cost is saved, and after the assembly is completed, see fig. 5.

Although the utility model has been described herein with reference to illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various modifications and improvements may be made to the component parts and/or arrangements of the subject combination layout within the scope of the disclosure. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims (7)

1. The circuit board type charging socket for the electric automobile is characterized by comprising a socket shell main body and a circuit board assembly;

The socket shell main body comprises a signal jack and a signal connector female end, and the signal jack and the signal connector female end are arranged in the socket shell main body;

the circuit board assembly is arranged in the socket shell main body;

The circuit board assembly comprises a PCB, a resistor, a connecting piece and a male end of a signal connector;

The resistor is arranged on the PCB, two ends of the resistor are communicated with the connecting piece and the male end of the signal connector, and the connecting piece and the male end of the signal connector are respectively arranged on two sides of the PCB and communicated with the PCB;

the connector is inserted into the signal jack, and the male end of the signal connector is communicated with the female end of the signal connector.

2. The circuit board-type charging socket for an electric automobile according to claim 1, wherein the circuit board assembly comprises a temperature sensor, the temperature sensor is mounted on the PCB, and the temperature sensor is conducted with the cable through a signal connector on the circuit board.

3. The circuit board-type charging socket for electric vehicles according to claim 1, wherein the connection member is an elastic contact member.

4. A circuit board type charging socket for an electric automobile as claimed in claim 3, wherein the elastic contact member further comprises a compression spring, and the compression spring is sleeved outside the elastic contact member.

5. The circuit board-type charging socket for electric vehicles according to claim 1, wherein the circuit board is fixed in the socket housing main body by screws.

6. The circuit board-type charging socket for electric automobile according to claim 1, wherein fool-proof key positions corresponding to the positions are arranged on the circuit board assembly and the socket shell main body.

7. The circuit board-type charging socket for an electric automobile according to claim 1, wherein the socket housing main body includes a socket front portion, a socket rear portion;

The front part of the socket comprises a socket direct-pull cover, a sealing gasket, a flange end cover, a socket sealing ring, a socket shell and a metal plate bracket, and the socket direct-pull cover, the sealing gasket, the flange end cover, the socket sealing ring, the socket shell and the metal plate bracket are assembled in sequence;

The socket rear part comprises a copper bar, a cable sheath, a tail clamp, a wire sealing body, a cable bracket, a socket shell housing, a power jack, an end cover screw, an end cover and an end cover sealing ring, and are assembled in sequence.