CN216488638U

CN216488638U - Terminal temperature sensor mounting structure and charging seat thereof

Info

Publication number: CN216488638U
Application number: CN202122375460.0U
Authority: CN
Inventors: 朱一锋; 陈雷; 刘志朋; 张航; 朱靖洋; 李苏东
Original assignee: Amphenol Changzhou Advanced Connector Co Ltd
Current assignee: Amphenol Changzhou Advanced Connector Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-05-10
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of connectors, in particular to a terminal temperature sensor mounting structure which comprises a charging seat body, a terminal, a heat conduction block and a temperature sensor, two terminal installation cavities are arranged in the cavity of the charging seat body, heat conduction block installation grooves are oppositely formed in the side wall of the orifice of each terminal installation cavity, the heat conducting side walls at two sides of the heat conducting block respectively extend into the two heat conducting block mounting grooves, the terminal is inserted into the terminal mounting cavity, and its lateral wall is less than 3 millimeters with heat conduction lateral wall contact gap, temperature sensor is fixed with the heat conduction piece laminating, and temperature sensor's heat conduction piece is direct to be close to the contact with the terminal, is close to the region that generates heat, and response speed is faster, and PCB board integration temperature sensor simple structure cancels threading or welded joint process, makes things convenient for the product assembly, and the temperature sensor installation is more firm, and temperature protection control function is more stable.

Description

Terminal temperature sensor mounting structure and charging seat thereof

Technical Field

The utility model relates to the technical field of connectors, in particular to a terminal temperature sensor mounting structure and a charging seat thereof.

Background

The new energy electric automobile is provided with a charging seat used for charging and discharging the automobile, and in order to shorten the charging time, a quick charging technology is generally used, and the charging seat needs to bear larger current. If the overcurrent condition appears, the temperature of the charging seat can be rapidly increased, and safety risk is caused. A temperature sensor is typically provided to detect the temperature of the charging dock. Some temperature sensors are integrated in the charging seat terminal, so that the terminal structure is complex and inconvenient to wire, some temperature sensors are fixed in the charging seat installation cavity, wires and space are needed for heat transfer, temperature feedback is delayed, and the charging seat terminal is the element with the fastest heating and the largest heating amount.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior problems, the utility model provides a terminal temperature sensor mounting structure and a charging seat thereof.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a terminal temperature sensor mounting structure, includes charging seat body, terminal, heat conduction piece and temperature sensor, be equipped with two terminal installation chambeies in the cavity of charging seat body, the relative division is equipped with the heat conduction piece mounting groove on the drill way lateral wall of terminal installation chamber, the heat conduction lateral wall of heat conduction piece both sides stretches into respectively in two heat conduction piece mounting grooves, the terminal inserts in the terminal installation intracavity, and its lateral wall is less than 3 millimeters with heat conduction lateral wall contact gap, temperature sensor is fixed with the heat conduction piece laminating.

Specifically, through seting up the heat conduction piece mounting groove at terminal installation cavity lateral wall, make the direct and terminal contact closely of heat conduction piece, heat conduction speed when improving temperature variation in time makes temperature sensor sense and make the protection reaction, improves temperature sensor's reaction sensitivity.

According to another embodiment of the utility model, the charger further comprises a PCB board, the PCB board is installed in the cavity of the charging seat body, the temperature sensor is fixed on the PCB board, the lower end surface of the heat conduction block is attached to the temperature sensor, wing plates are arranged on two sides of the heat conduction block, the wing plates are matched with the tapered side walls of the terminals, and the contact gap between the wing plates and the terminals is less than 3 mm. Through setting up the pterygoid lamina structure, increase the area of contact of heat conduction piece and terminal, improve heat conduction speed.

According to another embodiment of the utility model, the charger further comprises a PCB board, the PCB board is installed in the cavity of the charging seat body, the temperature sensor is fixed on the PCB board, the upper end surface of the heat conduction block is attached to the temperature sensor, the heat conduction block is flat, and the heat conduction side wall of the heat conduction block is matched with the shape of the terminal. The flat heat conducting block has the advantages of simpler structure, more convenient manufacture, lower cost and convenient installation.

According to another embodiment of the present invention, it is further included that the temperature sensor is integrated on the PCB board by means of a patch or soldering. Through setting up the integrated temperature sensor structure of PCB board, simplify circuit structure, cancel outside wiring alone, improve product stability.

According to another embodiment of the present invention, the material of the heat conducting block is heat conducting silica gel or heat conducting ceramic.

A charging stand includes the terminal temperature sensor mounting structure. The temperature protection performance of the charging seat is improved, and the use safety of the charging seat is improved.

The PCB integrated temperature sensor has the advantages that the heat conducting block of the temperature sensor is directly contacted with the terminal in a short distance and is close to a heating area, the response speed is higher, the PCB integrated temperature sensor is simple in structure, the process of threading or welding joints is omitted, the product assembly is convenient, the temperature sensor is more stably installed, and the temperature protection control function is more stable.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view at X in FIG. 1;

FIG. 3 is a schematic cross-sectional view of an installation of one embodiment;

FIG. 4 is a schematic view of the structure of the heat-conducting block of FIG. 3;

FIG. 5 is a schematic cross-sectional view of an installation of another embodiment;

fig. 6 is a schematic structural view of the heat conductive block of fig. 5.

In the figure, the charging stand body 1, the terminal mounting cavity 11, the heat conducting block mounting groove 12, the PCB board 2, the terminal 3, the heat conducting block 4, the heat conducting side wall 41, the wing plate 42 and the temperature sensor 5.

Detailed Description

As shown in fig. 1-6, which are schematic structural diagrams of the present invention, a terminal temperature sensor mounting structure includes a charging seat body 1, a terminal 3, a heat conduction block 4, and a temperature sensor 5, two terminal mounting cavities 11 are provided in a cavity of the charging seat body 1, heat conduction block mounting grooves 12 are oppositely provided on side walls of an orifice of the terminal mounting cavity 11, heat conduction side walls 41 on both sides of the heat conduction block 4 respectively extend into the two heat conduction block mounting grooves 12, the terminal 3 is inserted into the terminal mounting cavity 11, a contact gap between the side wall and the heat conduction side wall 41 is less than 3 mm, and the temperature sensor 5 is attached and fixed to the heat conduction block 4.

The cavity of the charging seat body 1 is an installation cavity for installing internal parts of the charging seat.

Temperature sensor 5 can be fixed with the laminating of heat conduction piece 4 through the injecting glue, and temperature sensor 5 can install in the top or the below of heat conduction piece 4.

Preferably, still include PCB board 2, PCB board 2 is installed in the cavity of charging seat body 1, temperature sensor 5 is fixed on PCB board 2, the laminating of the lower terminal surface of heat conduction piece 4 is on temperature sensor 5, the both sides of heat conduction piece 4 are equipped with pterygoid lamina 42, pterygoid lamina 42 and the toper lateral wall phase-match of terminal 3, pterygoid lamina 42 and terminal 3 contact gap are less than 3 millimeters. The heat conducting block 4 can be fixed by a fixing column in the charging seat shell in a pressing way.

The wing plate 42 can be matched with the tapered side wall at the tail part of the terminal 3, so that the close contact between the wing plate 42 and the surface of the terminal 3 is realized, and the terminal 3 also has a pressing effect on the heat-conducting block 4 after the terminal 3 is inserted into the terminal mounting cavity 11 for fixation. The wing plate 42 can be enlarged in size to increase the contact surface area with the terminal 3, thereby increasing the temperature rise feedback speed.

Preferably, still include PCB board 2, PCB board 2 is installed in the cavity of charging seat body 1, temperature sensor 5 is fixed on PCB board 2, the up end laminating of heat conduction piece 4 is on temperature sensor 5, heat conduction piece 4 is flat, and its heat conduction lateral wall 41 matches with the appearance of terminal 3.

Preferably, the temperature sensor 5 is integrated on the PCB 2 by means of a patch or soldering.

Preferably, the heat conducting block 4 is made of heat conducting silica gel or heat conducting ceramic.

A charging stand includes the terminal temperature sensor mounting structure.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a terminal temperature sensor mounting structure, characterized by, includes charging seat body (1), terminal (3), heat conduction piece (4) and temperature sensor (5), be equipped with two terminal installation cavity (11) in the cavity of charging seat body (1), the relative division is equipped with heat conduction piece mounting groove (12) on the drill way lateral wall of terminal installation cavity (11), heat conduction lateral wall (41) of heat conduction piece (4) both sides stretch into two heat conduction piece mounting grooves (12) respectively in, terminal (3) insert in terminal installation cavity (11), and its lateral wall is less than 3 millimeters with heat conduction lateral wall (41) contact gap, temperature sensor (5) are fixed with heat conduction piece (4) laminating.

2. The terminal temperature sensor mounting structure according to claim 1, further comprising a PCB (2), wherein the PCB (2) is mounted in a cavity of the charging socket body (1), the temperature sensor (5) is fixed on the PCB (2), a lower end surface of the heat conducting block (4) is attached to the temperature sensor (5), wing plates (42) are disposed on two sides of the heat conducting block (4), the wing plates (42) are matched with tapered side walls of the terminals (3), and a contact gap between the wing plates (42) and the terminals (3) is less than 3 mm.

3. The mounting structure of a terminal temperature sensor according to claim 1, further comprising a PCB (2), wherein the PCB (2) is mounted in the cavity of the charging base body (1), the temperature sensor (5) is fixed on the PCB (2), the upper end surface of the heat conducting block (4) is attached to the temperature sensor (5), the heat conducting block (4) is flat, and the heat conducting side wall (41) of the heat conducting block is matched with the shape of the terminal (3).

4. A terminal temperature sensor mounting structure according to claim 2 or 3, wherein the temperature sensor (5) is integrated on the PCB board (2) by means of a patch or soldering.

5. The terminal temperature sensor mounting structure according to claim 1, wherein the heat conducting block (4) is made of heat conducting silicone or heat conducting ceramic.

6. A charging stand comprising the terminal temperature sensor mounting structure according to any one of claims 1 to 3.