CN-224233078-U - National standard direct current charging seat integral type signal terminal

CN224233078UCN 224233078 UCN224233078 UCN 224233078UCN-224233078-U

Abstract

The utility model discloses a national standard direct current charging seat integral type signal terminal. The technical scheme adopted comprises the following steps: the substrate is provided with a group of blind holes for inserting the signal terminals at two ends and a first through hole for inserting the DC terminal at the middle part; the reed is integrally embedded in the substrate, the upper end and the lower end of the reed are provided with a first jack terminal arranged in the blind hole, the upper end of the reed is provided with a row of wiring pins and a temperature sensor clamping groove which extend out of the bottom of the substrate, and the blind hole and the temperature sensor clamping groove are respectively communicated with the corresponding wiring pins through lines integrally formed with the blind hole and the temperature sensor clamping groove; the lower end of the signal terminal is inserted into the blind hole of the substrate, and the bottom of the signal terminal is provided with a group of elastic contact pieces which are circumferentially arranged.

Inventors

HUANG MING
She Zhongbing
ZHOU JIN
WEI XIGANG

Assignees

深圳易瓦科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250416

Claims (6)

1. The utility model provides a national standard direct current charging seat integral type signal terminal which characterized in that includes: The circuit comprises a substrate (1), wherein a group of blind holes (5) for inserting signal terminals are formed in two ends of the substrate, and a first through hole (6) for inserting a DC terminal is formed in the middle of the substrate; The reed (2) is integrally embedded in the base plate (1), the upper end and the lower end of the reed are provided with a first jack terminal (7) arranged in the blind hole (5), the upper end of the reed is provided with a row of wiring pins (8) and a temperature sensor clamping groove (9) which extend out of the bottom of the base plate (1), and the blind hole (5) and the temperature sensor clamping groove (9) are respectively communicated with the corresponding wiring pins (8) through a circuit (10) which is integrally formed with the blind hole and the temperature sensor clamping groove; The lower end of the signal terminal (3) is inserted into the blind hole (5) of the substrate (1), the bottom of the signal terminal is provided with a group of elastic contact pieces (11) which are circumferentially arranged, and the elastic contact pieces (11) are contacted with the inner wall of the first jack terminal (7); Temperature sensor subassembly (4), include with heat conduction silica gel cover (12) and the arranging in of base plate (1) temperature sensor (13) in heat conduction silica gel cover (12), temperature sensor (13) be equipped with wiring foot (14) of temperature sensor joint groove (9) joint, heat conduction silica gel cover (12) one end stretches into in first through-hole (6).
2. The integrated signal terminal of the national standard direct current charging seat according to claim 1, wherein a clamping arm (15) extending out of the substrate (1) is arranged at the lower end of the reed (2), a pair of resistor clamping grooves (16) are arranged beside the clamping arm (15), a resistor (17) is connected through the resistor clamping grooves (16), and a first PE terminal (18) is connected through the clamping arm (15).
3. The integrated signal terminal of national standard direct current charging seat according to claim 1, wherein a second through hole (19) for inserting a second PE terminal (31) is arranged at the lower end of the base plate (1), a second jack terminal (20) arranged in the second through hole (19) is arranged at the lower end of the reed (2), a pair of resistor clamping grooves (16) are arranged beside the second jack terminal (20), a resistor (17) is connected through the resistor clamping grooves (16), the second PE terminal (31) is connected through the second jack terminal (20), and a cage-type expansion part (21) contacted with the inner wall of the second jack terminal (20) is arranged at the lower end of the PE terminal (18).
4. The integrated signal terminal of the national standard direct current charging seat according to claim 1, wherein buckles (22) are arranged on two sides of the bottom of the heat-conducting silica gel sleeve (12), and a positioning column (23) is arranged in the middle of the bottom.
5. The integrated signal terminal of the national standard direct current charging seat as set forth in claim 1, wherein the temperature sensor clamping groove (9) is arranged on a U-shaped connecting part (24) of the reed (2), and a fixing foot (25) is arranged at the bottom of the U-shaped connecting part (24).
6. The integrated signal terminal of the national standard direct current charging seat as set forth in claim 1, wherein a first mounting hole (30) is formed around the substrate (1), and a second mounting hole (35) disposed in the first mounting hole (30) is formed on the circuit (10).

Description

National standard direct current charging seat integral type signal terminal Technical Field The utility model belongs to the field of new energy automobiles, and particularly relates to a signal terminal structure for a national standard direct current charging seat. Background The national standard direct current charging seat is a direct current charging interface conforming to the national standard of China and is mainly used for direct current charging of electric automobiles. At present, charging sockets at home and abroad are mainly divided into an alternating current system and a direct current system, but the existing product is complex in wire harness assembly process and complex in assembly flow, and the existing product is difficult to maintain after sale and is not easy to operate, so that the complexity and cost of equipment are increased, and the integration requirement of a compact charging pile is difficult to meet. Therefore, the design adopting the integration and quick-plug mode is the current development direction, so that the working procedures are reduced, the automatic assembly of the wire harness is convenient, the production efficiency is improved, the convenience is brought to the subsequent maintenance and after-sales, and the replacement is also convenient. Disclosure of utility model The utility model aims to solve the technical problem of providing a national standard direct current charging seat integrated signal terminal. In order to solve the problems, the technical scheme adopted by the utility model comprises the following steps: the substrate is provided with a group of blind holes for inserting the signal terminals at two ends and a first through hole for inserting the DC terminal at the middle part; The reed is integrally embedded in the substrate, the upper end and the lower end of the reed are provided with a first jack terminal arranged in the blind hole, the upper end of the reed is provided with a row of wiring pins and a temperature sensor clamping groove which extend out of the bottom of the substrate, and the blind hole and the temperature sensor clamping groove are respectively communicated with the corresponding wiring pins through lines integrally formed with the blind hole and the temperature sensor clamping groove; The lower end of the signal terminal is inserted into the blind hole of the substrate, the bottom of the signal terminal is provided with a group of elastic contact pieces which are circumferentially arranged, and the elastic contact pieces are contacted with the inner wall of the first jack terminal; The temperature sensor assembly comprises a heat conduction silica gel sleeve communicated with the substrate and a temperature sensor arranged in the heat conduction silica gel sleeve, wherein the temperature sensor is provided with a wiring pin which is clamped with the temperature sensor clamping groove, and one end face of the heat conduction silica gel sleeve stretches into the first through hole. The lower end of the reed is provided with a clamping arm extending out of the substrate, a pair of resistor clamping grooves are formed beside the clamping arm, resistors are connected through the resistor clamping grooves, and the clamping arm is connected with the first PE end. The base plate lower extreme is equipped with the second through-hole that supplies second PE terminal male, the reed lower extreme is equipped with and arranges in second jack terminal in the second through-hole, the other a pair of resistance card slot that is equipped with of second jack terminal, through resistance card slot connecting resistance, through second jack terminal connection second PE terminal just PE terminal lower extreme be equipped with the cage expansion portion of second jack terminal inner wall contact. The heat conduction silica gel cover bottom both sides are equipped with the buckle, are equipped with the reference column in the middle of the bottom. The temperature sensor clamping groove is formed in the U-shaped connecting portion of the reed, and a fixing foot is arranged at the bottom of the U-shaped connecting portion. The circuit is characterized in that first mounting holes are formed in the periphery of the substrate, and second mounting holes arranged in the first mounting holes are formed in the circuit. The national standard direct current charging seat integrated signal terminal has the following advantages: 1. the integrated design is adopted, the terminal lead is cancelled, the wire connection is changed into the contact between the terminal tail end and the reed, the lead is prevented from being disordered, the assembly is convenient, the working procedures are reduced, the automatic assembly of the wire harness is convenient, and the production efficiency is improved; 2. The reed replaces an integrated circuit printed board with higher manufacturing cost, and saves the production and manufacturing cost on the premise of meeting the