CN216162002U

CN216162002U - High-safety discharge gun

Info

Publication number: CN216162002U
Application number: CN202122216283.1U
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: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-04-01
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to the technical field of charging seats, in particular to a high-safety discharging gun, which comprises a gun body, a socket unit, a PCB (printed Circuit Board) and a gun head unit, wherein the socket unit comprises a socket body, a socket terminal and a socket jacket, a socket sealing plug is fixed at the joint of the socket body and the socket terminal, a wiring end of the socket terminal extends into the socket jacket and is provided with a first glue filling layer, the PCB is arranged in the fixing groove and is sealed through a second glue filling layer, the gun head unit comprises a gun head body, a terminal sealing ring is arranged at the wiring end on the inner side of the gun head body, a plurality of water discharging holes are formed in the bottom of the gun body, through adding a sealing structure and a glue filling structure, the internal wiring part of the discharging gun is completely sealed through a glue filling process, the excellent waterproof effect and the insulating effect are achieved, the excellent protection can be provided for users in the environments of humidity, rainwater and the like, and the design of a safety structure is realized, the application environment of the user is increased, the use safety of the user is improved, and meanwhile the service life of the product is prolonged.

Description

High-safety discharge gun

Technical Field

The utility model relates to the technical field of charging seats, in particular to a high-safety discharging gun.

Background

Along with electric automobile's popularization, the discharging service condition of electric motor car is more and more, and the environment of use is also more and more complicated, because the not enough of current discharging gun seal structure and safety structure leads to electric automobile service environment to be restricted, can't satisfy the user demand under the condition such as user's humid environment and overflow. The discharge gun is not sealed in place, is used in a damp or water environment, is lack of an over-temperature or over-current protection safety structure inside the discharge gun, increases the use risk of a user when the user uses the discharge gun incorrectly, and greatly influences the service life of the discharge gun.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior problems, the utility model provides a high-safety discharge gun.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a high security discharge gun, includes the rifle body, socket unit, PCB board and rifle head unit, socket unit and rifle head unit are fixed respectively at the both ends of the rifle body, socket unit includes socket ontology, socket terminal and socket sheath, socket ontology and socket terminal junction are fixed with the sealed stifled of socket, the wiring end of socket terminal stretches into in the socket sheath, and is equipped with the first encapsulating layer that is used for sealed wiring end in the socket sheath, be equipped with the fixed slot on the internal wall of rifle, the PCB board is installed in the fixed slot, and is sealed through second encapsulating layer, rifle head unit includes the rifle head body, the inboard wiring end of rifle head body is equipped with the terminal sealing washer, the bottom of the rifle body is equipped with a plurality of wash ports.

Specifically, plug holes are formed in the two ends of the socket unit and the gun head unit, water inflow or water accumulation in the plug holes is prevented through the arrangement of the socket sealing plug and the terminal sealing ring at the two ends, meanwhile, glue filling and sealing are carried out on the wiring end of the socket terminal and the wiring position of the PCB, a waterproof effect and an insulating effect are achieved, the phenomenon that when the gun body is wet or has water is avoided, a circuit is short-circuited, and a water drainage hole in the bottom of the gun body can be discharged in time when the gun body is carelessly filled with water.

According to another embodiment of the utility model, the gun further comprises a flip cover arranged at one end of the socket unit of the gun body, the flip cover is hinged to the gun body, foam is fixed on the inner side of the flip cover, and the flip cover is covered with the gun body through a locking structure. Through setting up the flip that has the bubble cotton, the bubble cotton is waterproof material, and when flip lid closed on the rifle body, the bubble cotton sticiss at the socket unit opening, avoids dirty or water to get into the socket unit.

According to another embodiment of the utility model, the gun head unit of the gun body is provided with a dustproof cover, and an inner cavity of the dustproof cover is matched with the gun head unit and is flexibly connected with the gun body through a tying belt. Through setting up the shield, can protect rifle head unit and terminal, avoid the collision damage, perhaps have the foreign matter to get into rifle head unit.

According to another embodiment of the utility model, the gun body is formed by combining two half bodies and is fixedly connected through a screw, the screw is fixed in a mounting hole of the gun body, and a plug is mounted outside the screw.

According to another embodiment of the utility model, the socket further comprises a mounting cavity arranged in the socket body, and a temperature switch is fixed in the mounting cavity. Through setting up temperature switch, the peripheral temperature of control socket unit socket terminal reaches the effect of control socket unit temperature, and when appearing with the condition such as electric short circuit or product use electric current oversize, the rifle temperature switch that discharges can jump, and the car can initiatively cut off the power, only discharges the rifle temperature and reduces to specific temperature or after the outage plug-in again, just can reuse the car function of discharging.

The utility model has the advantages that by adding the sealing structure and the glue filling structure, the internal wiring part of the discharge gun is completely sealed by the glue filling process, so that excellent waterproof effect and insulation effect are achieved, excellent protection can be provided for users in environments such as moist environment, rainwater environment and the like, the design of the temperature switch safety structure increases the applicable working conditions of the users, improves the use safety of the users, and prolongs the service life of the product.

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 of FIG. 1 at N and showing a screw and plug;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an exploded schematic view of the receptacle unit;

fig. 5 is an exploded schematic view of the lance tip unit.

In the figure, a gun body 1, a fixing groove 11, a mounting hole 12, a screw 13, a plug 14, a drain hole 15, a second glue filling layer 111, a dust cover 2, a tying belt 21, a flip cover 3, foam 31, a socket unit 4, a socket body 41, a mounting cavity 411, a socket sealing plug 42, a socket terminal 43, a socket sheath 44, a first glue filling layer 441, a temperature switch 45, a PCB board 5, a gun head unit 6, a gun head body 61, a terminal 62, a terminal support 63, a seal ring support 64 and a terminal seal ring 65.

Detailed Description

Referring to fig. 1-5, which are schematic structural views of the present invention, a high-safety discharging gun includes a gun body 1, a socket unit 4, a PCB 5 and a gun head unit 6, the socket unit 4 and the gun head unit 6 are respectively fixed at two ends of the gun body 1, the socket unit 4 comprises a socket body 41, a socket terminal 43 and a socket sheath 44, a socket sealing plug 42 is fixed at the connection position of the socket body 41 and the socket terminal 43, the terminal of the socket terminal 43 extends into the socket sheath 44, and a first potting layer 441 for sealing the terminal is arranged in the socket sheath 44, a fixing groove 11 is arranged on the inner wall of the gun body 1, the PCB 5 is installed in the fixing groove 11, and sealed through second encapsulating layer 111, rifle head unit 6 includes rifle head body 61, the inboard wiring end of rifle head body 61 is equipped with terminal sealing ring 65, the bottom of rifle body 1 is equipped with a plurality of wash ports 15.

Be equipped with a plurality of ribs on the 1 inner wall of rifle body, can be integrative injection moulding, form the mounting groove or the constant head tank of each inside spare part, including fixed slot 11.

The socket unit 4 may be a triangular socket.

The torch head unit 6 further comprises a terminal 62, a terminal support 63 and a seal ring support 64, the terminal 62 is inserted into the torch head body 61, a seal ring is arranged on the terminal 62, the terminal support 63 is fixed in the torch head body 61, the seal ring support 64 is fixed on the end face of the terminal support 63, and a terminal seal ring 65 is fixed on the seal ring support 64.

The socket terminals 43 are crimping terminals, so that cables can be connected quickly and reliably, the socket terminals 43 are installed in the socket body 41 after the cables are connected, then the socket sealing plugs 42 and the socket sheaths 44 are installed, a sealed glue filling area is formed at the tail of the socket unit 4, and insulating glue materials such as resin and the like are filled, so that the sealing and insulating effects are achieved.

Preferably, 4 one ends of the socket unit of the rifle body 1 are equipped with flip 3, flip 3 is hinged on the rifle body 1, and the inboard of flip 3 is fixed with foam 31, flip 3 covers with the rifle body 1 through the hasp structure. The foam 31 is made of waterproof foam.

Preferably, the gun head unit 6 of the gun body 1 is provided with the dust cover 2, and an inner cavity of the dust cover 2 is matched with the gun head unit 6 and is flexibly connected with the gun body 1 through a tying belt 21. The dust cover 2 may be made of rubber. The tying band 21 may be a general plastic band or a nylon band.

Preferably, the gun body 1 is formed by combining two half bodies and is fixedly connected through a screw 13, the screw 13 is fixed in the mounting hole 12 of the gun body 1, and a plug 14 is mounted outside the screw 13.

Preferably, a mounting cavity 411 is formed in the socket body 41, and a temperature switch 45 is fixed in the mounting cavity 411.

The rifle body 1 is formed by two halfbodies through the connection of screw 13, and mounting hole 12 seals through blockking up 14, and inside rifle head unit 6, socket unit 4, PCB board 5 can both install alone in one side of the rifle body 1, and signal line, resistance etc. all integrate in PCB board 5, and the signal line is connected the back with PCB board 5, carries out the encapsulating with PCB board 5 joint in the fixed slot 11 of the rifle body 1 and seals.

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. A high-safety discharging gun comprises a gun body (1), a socket unit (4), a PCB (printed circuit board) board (5) and a gun head unit (6), wherein the socket unit (4) and the gun head unit (6) are respectively fixed at two ends of the gun body (1), and is characterized in that the socket unit (4) comprises a socket body (41), a socket terminal (43) and a socket sheath (44), a socket sealing plug (42) is fixed at the joint of the socket body (41) and the socket terminal (43), a wiring end of the socket terminal (43) extends into the socket sheath (44), a first glue filling layer (441) for sealing the wiring end is arranged in the socket sheath (44), a fixing groove (11) is arranged on the inner wall of the gun body (1), the PCB board (5) is installed in the fixing groove (11) and sealed through a second glue filling layer (111), the gun head unit (6) comprises a gun head body (61), the terminal sealing ring (65) is arranged at the inner side wiring end of the gun head body (61), and a plurality of water drainage holes (15) are formed in the bottom of the gun body (1).

2. The high-safety discharge gun according to claim 1, wherein a flip cover (3) is disposed at one end of the socket unit (4) of the gun body (1), the flip cover (3) is hinged to the gun body (1), foam (31) is fixed on the inner side of the flip cover (3), and the flip cover (3) is covered with the gun body (1) through a locking structure.

3. The high-safety discharge gun according to claim 1, wherein the gun head unit (6) of the gun body (1) is provided with a dust cap (2), and an inner cavity of the dust cap (2) is matched with the gun head unit (6) and is flexibly connected with the gun body (1) through a tying band (21).

4. The high-safety discharge gun according to claim 1, wherein the gun body (1) is composed of two half bodies and is fixedly connected by a screw (13), the screw (13) is fixed in the mounting hole (12) of the gun body (1), and a plug (14) is mounted outside the screw (13).

5. The high-safety discharge gun according to claim 1, wherein a mounting cavity (411) is formed in the socket body (41), and a temperature switch (45) is fixed in the mounting cavity (411).