CN205407318U - Rifle but automatic temperature control's direct current charges - Google Patents

Abstract

The utility model relates to a DC charging gun capable of automatic temperature control, which includes an insulating shell provided with a handle; sockets and wiring ports are provided at the front and rear ends of the insulating shell; the socket is fixedly connected to the insulating plug; There is a controller inside; the inside of the insulating housing is provided with a clip clamp corresponding to the wiring port; the front end of the insulating housing is provided with a top cover; the gap between the top cover and the insulating housing is provided with a clamping plate, and The middle part of the card board is movably connected with the insulating housing through a pin shaft. The socket and insulating plug can be replaced by disassembling the self-tapping screw, which is convenient for replacement and maintenance; the temperature sensor can monitor the temperature in the charging gun in real time, and the controller can limit the charging work of the charging gun to improve safety; the clamping card The cable at the wiring port can be fixed to prevent cable breakage caused by dragging. The closed sheath can prevent debris from entering the charging gun, and is dustproof and waterproof.

Description

A DC charging gun with automatic temperature control

technical field

The utility model belongs to the technical field of charging guns, in particular to a DC charging gun capable of automatic temperature control.

Background technique

In the prior art, with the improvement of people's living standards and the rapid development of cities, automobiles have entered thousands of households, and people's lives are inseparable from automobiles as a means of transportation. However, while automobiles bring convenience to people, they are also harmful to the environment. Therefore, pure electric new energy vehicles that do not need fossil fuels as power have entered the stage of practical promotion; since most electric vehicles are charged by connecting the charging gun to the charging pile, the connection of the charging gun is firm The degree and quality play a decisive role in the safety and effect of charging; when the traditional charging gun is plugged into the electric vehicle, the connection is not firm and easy to be loose and easy to fall off due to external interference, which has a great impact on the normal and stable use of the battery. Moreover, the high-voltage current at the plug-in terminal of the charging gun will cause a great safety hazard when it is loose; secondly, whether it is charging at the household voltage level or at the high-voltage fast charging level, a certain amount of heat will be generated during the charging process , especially in the high-voltage fast charging mode, the heat generated is higher. The traditional charging gun has no other function to control the temperature except for the insulation of the shell. It often happens that the internal components of the charging gun are damaged due to excessive temperature. phenomenon, and the internal components are mostly gold-plated or silver-plated, so the cost of replacing the charging gun is relatively high.

Contents of the invention

The purpose of the utility model is to solve the technical problems of weak connection, short service life, poor safety and inability to control temperature in the prior art, and provide a DC charging gun with automatic temperature control to overcome the deficiencies of the prior art.

In order to achieve the above purpose, the utility model is a DC charging gun with automatic temperature control, which includes an insulating shell with a handle; the front and rear ends of the insulating shell are respectively provided with sockets and wiring ports; the main point is that The socket is fixedly connected to the insulating plug through the self-tapping screw provided on its outer diameter, and the insulating plug connects the pins to the inner cavity of the insulating shell in a sealed manner through the pin base plate provided inside; the insulating shell The inside of the body is provided with a controller connected to the temperature probe; the controller is connected to the liquid crystal touch screen provided on one side of the insulating housing through a line; There is a clamping card; one end of the clamping card is fixedly connected to the insulating housing, and the other end is fastened to the insulating housing through fastening bolts; the front end of the insulating housing is provided with a top cover corresponding to the front and rear of the handle; A clip is provided in the gap between the top cover and the insulating case, and the middle part of the clip is movably connected with the insulating case through a pin; the bottom of the top cover is elastically connected with the front end of the clip. spring; the front end and the rear end of the clamp are respectively provided with tabs and push buttons; There is a closed sheath at the mouth.

The utility model has reasonable structural design and is easy to use. The socket is fixed with the insulating plug by self-tapping screws, and the insulating plug can be replaced by disassembling the self-tapping screws. It can be replaced according to different needs in order to adapt to different charging equipment; the temperature sensor can monitor the temperature in the charging gun in real time, and the controller can limit the charging work of the charging gun to improve safety; it can also be controlled by LCD touch The screen can manually set the data, which is convenient to operate and easy to observe; the cable clamp can fix the cable at the wiring port to prevent cable breakage caused by dragging, and the closed sheath can prevent sundries from entering the charging gun. Dust and water resistant. The utility model solves the technical problems of the prior art that the connection is not firm, the service life is short, the safety is poor and the temperature cannot be controlled.

Description of drawings

Fig. 1 is a structural schematic front view of the utility model;

Fig. 2 is a schematic front sectional view of the structure of the present utility model.

In the figure 1, spring 2, pin shaft 3, clamping plate 4, push button 5, handle 6, wiring port 7, sealing sheath 8, clamping card 9, controller 10, insulating shell 11, temperature probe 12 , pin bottom plate 13, pin 14, insulating plug 15, socket 16, tongue 17, limit stopper 18, top cover 19, LCD touch screen 20, self-tapping screws.

detailed description

With reference to Fig. 1 and Fig. 2, the utility model it comprises the insulating housing 10 that is provided with handle 5; The front and rear ends of described insulating housing 1 are respectively provided with socket 15 and wiring port 6; The provided self-tapping screw 20 is fixedly plugged with the insulating plug 14, and the insulating plug 14 seals and plugs the pin 13 with the inner cavity of the insulating shell 10 through the pin base plate 12 provided inside; the insulating shell The inside of the body 10 is provided with a controller 9 connected to the temperature probe 11; the controller 9 is connected to the liquid crystal touch screen 19 provided on one side of the insulating casing 10 through a line; the inside of the insulating casing 10 Corresponding to the wiring port 6, a clamping card 8 is provided; one end of the clamping clamp 8 is fixedly connected to the insulating housing 10, and the other end is fastened to the insulating housing 10 through fastening bolts; the insulating housing The front end of 10 is provided with a top cover 18 corresponding to the front and back of the handle 5; a clamping plate 3 is provided in the gap between the top cover 18 and the insulating housing 10, and the middle part of the clamping plate 3 is connected to the insulating housing through the pin shaft 2. 10 are movably connected to each other; the bottom of the top cover 18 is provided with a spring 1 elastically connected to the front end of the clamp 3; the front end and the rear end of the clamp 3 are respectively provided with a tongue 16 and a push button 4; The front end of the insulating housing 10 is provided with a limit block 17 corresponding to the front and back of the tongue 16 ; the connection opening 6 of the insulating housing 10 is provided with a sealing sheath 7 .

The temperature-sensing probe in the utility model can transmit the temperature change information in the charging gun to the controller, and the information will be displayed on the LCD touch screen after being processed by the controller. When the temperature exceeds the set value, the charging work will be automatically controlled. The LCD touch screen can control the numerical value input manually, which greatly improves the safety; the insulating plug 14 can be disassembled by the self-tapping screw 20, and there is no need to disassemble the charging gun as a whole, and the pin base plate 12 can be used for different pin types Make a replacement.

The utility model has an intelligent control function. As the temperature rises during the charging process, if the controller detects that the temperature is not within the setting range, it can automatically cut off the power to avoid danger caused by continuous charging; if it detects that the charging condition is met, it will automatically restart. Turn on, charge, realize intelligent automation. The intelligent temperature control of the utility model has high sensitivity and high temperature control precision, and the tolerance value reaches ±0.1%. According to the temperature monitoring information during the charging process and the intelligent analysis of the detection information feedback during battery charging, the charging voltage and charging current are adjusted to ensure the normal charging process.

During the entire charging process, the operator can only unlock the electronic lock after setting a charging stop command for the non-vehicle charger. During the whole charging stage, the whole charging process is controlled by sending the results of intelligent analysis and detection to the off-board charger control device in real time. The off-vehicle charger control device adjusts the charging voltage and charging current according to the results of intelligent analysis and detection to ensure the normal progress of the charging process.

The utility model can judge whether to end the charging according to whether the system reaches the full charge state or whether the "intelligent analysis and detection result" is received. When the above charging end conditions are satisfied, the control device starts to periodically send the "intelligent analysis and detection results". When the operator executes the instruction to stop charging, the charger stops charging and the charging ends.

The insulating shell of the utility model is made of high-insulating plastic material, and all the contact parts are gold-plated or silver-plated, and the terminal connection method is crimping. A new product that charges within a range.

Claims (1)

1. A DC charging gun capable of automatic temperature control, which includes an insulating housing (10) with a handle (5); the front and rear ends of the insulating housing (1) are respectively provided with sockets (15) and wiring mouth (6); it is characterized in that the socket (15) is fixedly plugged with the insulating plug (14) through the self-tapping screw (20) provided on its outer diameter, and the insulating plug (14) is fixed and inserted through the plug provided inside it. The needle bottom plate (12) seals the pins (13) and the inner cavity of the insulating housing (10); the interior of the insulating housing (10) is provided with a controller connected to the temperature probe (11) (9); the controller (9) is connected to the liquid crystal touch screen (19) provided on one side of the insulating housing (10) through a line; the interior of the insulating housing (10) is connected to the wiring port (6) The corresponding place is provided with a clamping card (8); one end of the clamping card (8) is fixedly connected to the insulating housing (10), and the other end is fastened to the insulating housing (10) through fastening bolts; the The front end of the insulating housing (10) is provided with a top cover (18) corresponding to the front and back of the handle (5); a clamping plate (3 ), and the middle part of the card board (3) is movably connected with the insulating housing (10) through the pin shaft (2); the bottom of the top cover (18) is provided with a spring (1); the front and rear ends of the clip (3) are respectively provided with tabs (16) and push buttons (4); the front end of the insulating housing (10) is provided with tabs (16) ) the front and rear corresponding limit stops (17); the connection port (6) of the insulating housing (10) is provided with a closed sheath (7).