Liquid cooling charging terminal

Abstract

The utility model provides a liquid cooling charging terminal, relates to the field of liquid cooling charging equipment, and comprises a charging module, the charging module comprises a housing, a door plate, a charging gun and a cable, the housing and the door plate are used for providing an installation space for a charging assembly, and the charging gun and the cable are used for being connected with the charging assembly to charge an electric vehicle. A monitoring assembly is installed on the surface of the charging module. The monitoring assembly comprises a control mainboard, a wireless transmission module, a current sensor, a voltage sensor, a temperature sensor, a display, a signal lamp and an inductance sensor. According to the charging pile, the cooling assembly is arranged to dissipate heat generated in the charging process, so that the charging efficiency of the charging pile can be improved, and the monitoring assembly is arranged to monitor the operation condition of the charging pile in the charging process, so that the charging efficiency of the charging pile is improved. Therefore, the operation condition of the charging pile can be known in time, and normal use of the charging pile can be guaranteed.

Description

Technical Field

[0001] The utility model belongs to the field of liquid cooling charging equipment, in particular to a liquid cooling charging terminal. Background Art

[0002] Liquid-cooled charging terminals are a type of charging pile used to charge electric vehicles. They use liquid cooling technology to effectively manage the heat generated during the charging process. Compared with traditional air cooling systems, liquid cooling technology can dissipate heat more effectively, improve charging efficiency and extend the service life of the equipment.

[0003] According to Chinese patent application number: 202121786857.2, a liquid-cooled charging terminal is disclosed, comprising: a cabinet with a receiving cavity, a cabinet door is provided on the cabinet, a horizontal partition is provided in the receiving cavity, and the horizontal partition divides the receiving cavity into an upper space and a lower space from top to bottom; a DC output module arranged in the upper space and used to provide output current to the charging gun, and a switching power supply group for providing working current to the liquid-cooled charging terminal; a charging gun arranged outside the cabinet; a liquid cooling device arranged in the lower space, the liquid cooling device is provided with a liquid outlet pipe and a liquid inlet pipe; and a charging gun cable for connecting the charging gun and the DC output module, the charging gun cable comprising a charging core connected to the DC output module and a cooling pipe for dissipating heat to the charging core and the charging gun, the cooling pipe comprising a liquid inlet interface connected to the liquid outlet pipe and a liquid outlet interface connected to the liquid inlet pipe;

[0004] The existing technology effectively solves the problem of unstable use of liquid-cooled charging terminals in special environments, and has the advantage of improving the stability of use of liquid-cooled charging terminals. However, this type of liquid-cooled charging terminal lacks a monitoring component during use, which makes it impossible to take timely processing measures when a failure occurs during use of the liquid-cooled charging terminal, thereby affecting the normal use of the liquid-cooled charging terminal.

[0005] In summary, the present invention provides a liquid-cooled charging terminal to solve the above problems. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A liquid-cooled charging terminal comprises a charging module, wherein the charging module comprises a shell, a door panel, a charging gun and a cable, wherein the shell and the door panel are used to provide an installation space for a charging component, wherein the charging gun and the cable are used to connect with the charging component to charge an electric vehicle, wherein a monitoring component is installed on the surface of the charging module, wherein the monitoring component comprises a control mainboard, a wireless transmission module, a current sensor, a voltage sensor, a temperature sensor, a display, a signal light and an inductance sensor, wherein the display and the signal light are installed on the surface of the door panel, wherein the control mainboard and the wireless transmission module are installed on the back of the door panel, wherein the current sensor and the voltage sensor are installed in the inner cavity of the shell, wherein the inductance sensor is installed on the surface of the charging gun, wherein the temperature sensor is installed in the inner cavity of the charging gun, wherein the output ends of the current sensor, the voltage sensor, the temperature sensor and the inductance sensor are all connected to the input end of the control mainboard, wherein the output ends of the control mainboard are respectively connected to the input ends of the wireless transmission module, the display and the signal light, wherein a cooling component is installed at the lower end of the inner cavity of the shell, wherein the cooling component is used to cool down the heat generated during the charging process.

[0008] Furthermore, in the utility model, the door panel is movably connected to the shell by a hinge, the charging gun is plugged into the shell, one end of the cable is connected to the charging gun, and the other end of the cable is connected to the charging assembly, and the inner cavities of the cable and the charging gun are provided with cooling water channels.

[0009] Furthermore, in the utility model, the control main board and the wireless transmission module are fixedly connected to the back of the door panel, the current sensor and the voltage sensor are fixedly connected to the inner wall of the outer shell, and the display and the signal light are fixedly connected to the front of the door panel.

[0010] Furthermore, in the utility model, the cooling assembly includes a water tank, a frame, a circulation pump, a heat exchanger, a fan, a liquid inlet, a liquid outlet, a water inlet pipe, a water outlet pipe, a guide pipe and a circulation pipe, and the water tank, the frame and the circulation pump are all fixedly connected to the inner wall of the outer shell.

[0011] Furthermore, in the utility model, the liquid inlet is connected to the inlet of the cooling water channel, the liquid outlet is connected to the outlet of the cooling water channel, the output end of the control main board is respectively connected to the input end of the circulation pump and the fan, the heat exchanger is installed in the inner cavity of the frame, and the fan is installed on the surface of the water tank.

[0012] Furthermore, in the utility model, one end of the water inlet pipe is connected to the inlet of the circulation pump, the other end of the water inlet pipe is connected to the water tank, one end of the water outlet pipe is connected to the outlet of the circulation pump, the other end of the water outlet pipe is connected to the liquid inlet, one end of the guide pipe is connected to the inlet of the heat exchanger, the other end of the guide pipe is connected to the liquid outlet, one end of the circulation pipe is connected to the outlet of the heat exchanger, and the other end of the circulation pipe is connected to the water tank.

[0013] Beneficial effects: The utility model has the following beneficial effects:

[0014] The utility model has the effect of providing protection for the charging component by providing an outer shell and a door panel, has the effect of being able to connect with the charging component to charge the electric vehicle by providing a charging gun and a cable, has the effect of being able to dissipate the heat generated during the charging process by providing a cooling component, thereby improving the charging efficiency of the charging pile, and has the effect of being able to monitor the operating status of the charging pile during the charging process by providing a monitoring component, thereby being able to timely understand the operating status of the charging pile and take corresponding measures in time when a fault occurs, thereby ensuring the normal use of the charging pile. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the connection state of the housing and the cooling assembly of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection state of the charging gun and the cable of the utility model;

[0018] Figure 4 This is a schematic diagram of the main structure of the cooling assembly of the utility model;

[0019] Figure 5 This is a schematic diagram of the connection state of the water tank and the fan of the utility model;

[0020] Figure 6 It is a schematic diagram of the system flow of the utility model.

[0021] In the figure:

[0022] 1. Charging module; 101. Shell; 102. Door panel; 103. Charging gun; 104. Cable; 2. Monitoring component; 201. Control mainboard; 202. Wireless transmission module; 203. Current sensor; 204. Voltage sensor; 205. Temperature sensor; 206. Display; 207. Signal light; 208. Inductance sensor; 3. Cooling component; 301. Water tank; 302. Frame; 303. Circulation pump; 304. Heat exchanger; 305. Fan; 306. Liquid inlet; 307. Liquid outlet; 308. Water inlet pipe; 309. Water outlet pipe; 310. Guide pipe; 311. Circulation pipe. DETAILED DESCRIPTION

[0023] In order to better understand the technical content of the utility model, specific embodiments are cited and described as follows in conjunction with the accompanying drawings. In this disclosure, various aspects of the utility model are described with reference to the accompanying drawings, and many illustrative embodiments are shown in the accompanying drawings. The embodiments of the present disclosure are not necessarily defined to include all aspects of the utility model. It should be understood that the various concepts and embodiments introduced above, as well as those described in more detail below, can be implemented in any of many ways, because the concepts and embodiments disclosed in the utility model are not limited to any implementation method. In addition, some aspects disclosed in the utility model can be used alone, or used in any appropriate combination with other aspects disclosed in the utility model.

[0024] Example 1

[0025] like Figure 1-6 As shown, it is the first embodiment of the utility model, which provides a liquid-cooled charging terminal, including a charging module 1, the charging module 1 includes a shell 101, a door panel 102, a charging gun 103 and a cable 104, the shell 101 and the door panel 102 are used to provide an installation space for the charging component, the charging gun 103 and the cable 104 are used to connect with the charging component to charge the electric vehicle, and a monitoring component 2 is installed on the surface of the charging module 1, and the monitoring component 2 includes a control mainboard 201, a wireless transmission module 202, a current sensor 203, a voltage sensor 204, a temperature sensor 205, a display 206, a signal light 207 and an inductance sensor 208, and the display 206 and the signal light 207 are installed on the surface of the door panel 102 The control mainboard 201 and the wireless transmission module 202 are installed on the back of the door panel 102, the current sensor 203 and the voltage sensor 204 are installed in the inner cavity of the shell 101, the inductance sensor 208 is installed on the surface of the charging gun 103, and the temperature sensor 205 is installed in the inner cavity of the charging gun 103. The output ends of the current sensor 203, the voltage sensor 204, the temperature sensor 205 and the inductance sensor 208 are all connected to the input end of the control mainboard 201, and the output end of the control mainboard 201 is respectively connected to the input ends of the wireless transmission module 202, the display 206 and the signal light 207. A cooling component 3 is installed at the lower end of the inner cavity of the shell 101, and the cooling component 3 is used to cool the heat generated during the charging process.

[0026] like Figure 1-6As shown, the outer shell 101 and the door panel 102 can provide protection for the charging components inside the charging pile. The charging components are a power converter, a main power supply and a connector, and the charging components are installed at the upper end of the inner cavity of the outer shell 101. The charging gun 103 is connected to the charging component through the cable 104, so that the electric vehicle can be charged. The cooling component 3 can dissipate the heat generated during the charging process, so that the charging pile can operate stably. The current sensor 203 and the voltage sensor 204 are used to monitor the current and voltage during the charging process. The temperature sensor 205 is used to monitor the working temperature of the cable 104, and the inductor sensor 206 is used to monitor the working temperature of the cable 104. The sensor 208 is used to monitor the connection status between the charging gun 103 and the vehicle. The control mainboard 201 is used to receive the monitoring data of the current sensor 203, the voltage sensor 204, the temperature sensor 205 and the inductance sensor 208, and process the data. The charging status can be displayed through the display 206. The signal light 207 is used to indicate the working status of the charging pile. The control mainboard 201 sends the monitoring data to the external remote terminal through the wireless transmission module 202, which can be convenient for management personnel to view. When the monitoring data is abnormal, the wireless transmission module 202 can promptly notify the management personnel to take processing measures.

[0027] Example 2

[0028] Reference Figure 1-3 and 6, which are the second embodiment of the present utility model, and this embodiment is based on the previous embodiment.

[0029] In this embodiment, the door panel 102 is movably connected to the outer shell 101 through a hinge, the charging gun 103 is plugged into the outer shell 101, one end of the cable 104 is connected to the charging gun 103, and the other end of the cable 104 is connected to the charging assembly, and cooling water channels are provided in the inner cavities of the cable 104 and the charging gun 103.

[0030] The control main board 201 and the wireless transmission module 202 are fixedly connected to the back of the door panel 102 , the current sensor 203 and the voltage sensor 204 are fixedly connected to the inner wall of the housing 101 , and the display 206 and the signal light 207 are fixedly connected to the front of the door panel 102 .

[0031] like Figure 1-3 As shown in 6, the model of the control main board 201 can be QY-ACCP7K07-M3. When the signal light 207 is green, the charging pile is in a normal charging state. When the signal light 207 is red, it indicates that the charging pile has a fault. When the signal light 207 is yellow, it indicates that the charging pile is in a standby state. The wireless transmission module 202 can use a cellular module. Ventilation holes are provided on both sides of the outer shell 101 to ventilate the inner cavity of the outer shell 101. Dustproof nets are also provided on both sides of the inner cavity of the outer shell 101 to prevent external dust from entering the inner cavity of the outer shell 101.

[0032] Example 3

[0033] Reference Figure 2-5 , which is the third embodiment of the utility model, and this embodiment is based on the previous two embodiments.

[0034] In this embodiment, the cooling component 3 includes a water tank 301, a frame 302, a circulation pump 303, a heat exchanger 304, a fan 305, a liquid inlet 306, a liquid outlet 307, a water inlet pipe 308, a water outlet pipe 309, a guide pipe 310 and a circulation pipe 311. The water tank 301, the frame 302 and the circulation pump 303 are all fixedly connected to the inner wall of the outer shell 101.

[0035] The cooling assembly 3 includes a water tank 301, a frame 302, a circulation pump 303, a heat exchanger 304, a fan 305, a liquid inlet 306, a liquid outlet 307, a water inlet pipe 308, a water outlet pipe 309, a guide pipe 310 and a circulation pipe 311. The water tank 301, the frame 302 and the circulation pump 303 are all fixedly connected to the inner wall of the outer shell 101.

[0036] One end of the water inlet pipe 308 is connected to the inlet of the circulation pump 303, and the other end of the water inlet pipe 308 is connected to the water tank 301. One end of the water outlet pipe 309 is connected to the outlet of the circulation pump 303, and the other end of the water outlet pipe 309 is connected to the liquid inlet 306. One end of the guide pipe 310 is connected to the inlet of the heat exchanger 304, and the other end of the guide pipe 310 is connected to the liquid outlet 307. One end of the circulation pipe 311 is connected to the outlet of the heat exchanger 304, and the other end of the circulation pipe 311 is connected to the water tank 301.

[0037] like Figure 2-5 As shown, the inner cavity of the water tank 301 is used to store coolant. The centrifugal force generated by the high-speed rotation of the circulating pump 303 can drive the coolant in the inner cavity of the water tank 301 to enter the cooling water channel of the inner cavity of the charging gun 103 and the cable 104 through the water inlet pipe 308 and the liquid inlet 306, and is guided to the inner cavity of the heat exchanger 304 through the liquid outlet 307 and the guide pipe 310 for heat exchange. The airflow generated by the high-speed rotation of the fan 305 can cool the heat exchanger 304, thereby cooling the coolant. The cooled coolant flows back to the inner cavity of the water tank 301 through the circulation pipe 311, so that liquid cooling can be performed in this circulation. The coolant flowing in the cooling water channel can take away the heat generated during the charging process, thereby dissipating the heat of the charging pile.

[0038] When in use, first connect the charging component through the cable 104 and the charging gun 103, and then connect the charging gun 103 to the charging port of the tram to carry out the charging operation. The inductive sensor 208 can monitor the connection status of the charging gun 103 and the vehicle to prevent the connection position from loosening. The current sensor 203 and the voltage sensor 204 can monitor the current and voltage during the charging process. The temperature sensor 205 can monitor the working temperature of the cable 104. The inductive sensor 208 can monitor the connection status of the charging gun 103 and the vehicle. The control motherboard 201 is used to receive the monitoring data of the current sensor 203, the voltage sensor 204, the temperature sensor 205 and the inductive sensor 208, and process the data. The charging status can be displayed through the display 206. The signal light 207 is used to indicate the working status of the charging pile. The control motherboard 201 is wireless The wireless transmission module 202 sends the monitoring data to an external remote terminal, which is convenient for management personnel to view. When the monitoring data is abnormal, the wireless transmission module 202 can promptly notify the management personnel to take treatment measures. The centrifugal force generated by the high-speed rotation of the circulating pump 303 can drive the coolant in the inner cavity of the water tank 301 through the water inlet pipe 308 and the liquid inlet 306 into the cooling water channel of the inner cavity of the charging gun 103 and the cable 104, and guide it to the inner cavity of the heat exchanger 304 through the liquid outlet 307 and the guide pipe 310 for heat exchange. The airflow generated by the high-speed rotation of the fan 305 can cool the heat exchanger 304, thereby cooling the coolant. The cooled coolant flows back to the inner cavity of the water tank 301 through the circulation pipe 311, so that liquid cooling can be performed in this circulation. The coolant flowing in the cooling water channel can take away the heat generated during the charging process, thereby dissipating the heat of the charging pile.

[0039] The standard parts used in this application document can all be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art. The control method is automatic control through a controller. The control circuit of the controller can be implemented through simple programming by technicians in this field, which is common knowledge in the field. This application is mainly used to protect mechanical devices, so this application no longer explains the control method and circuit connection in detail.

[0040] Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. A person with ordinary knowledge in the technical field to which the present invention belongs may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be determined by the definition of the claims.

Claims

1. A liquid-cooled charging terminal, comprising a charging module (1), characterized in that: The charging module (1) comprises a housing (101), a door panel (102), a charging gun (103) and a cable (104); the housing (101) and the door panel (102) are used to provide installation space for the charging component; the charging gun (103) and the cable (104) are used to connect with the charging component to charge the electric vehicle; a monitoring component (2) is installed on the surface of the charging module (1); the monitoring component (2) comprises a control mainboard (201), a wireless transmission module (202), a current sensor (203), a voltage sensor (204), a temperature sensor (205), a display (206), a signal light (207) and an inductance sensor (208); the display (206) and the signal light (207) are installed on the surface of the door panel (102); the control mainboard (201) and the wireless transmission module ( The charging gun (103) is mounted on the back of the door panel (102), the current sensor (203) and the voltage sensor (204) are mounted in the inner cavity of the housing (101), the inductance sensor (208) is mounted on the surface of the charging gun (103), the temperature sensor (205) is mounted in the inner cavity of the charging gun (103), the output ends of the current sensor (203), the voltage sensor (204), the temperature sensor (205) and the inductance sensor (208) are all connected to the input end of the control mainboard (201), the output end of the control mainboard (201) is respectively connected to the input end of the wireless transmission module (202), the display (206) and the signal light (207), and a cooling component (3) is mounted at the lower end of the inner cavity of the housing (101), and the cooling component (3) is used to cool the heat generated during the charging process.

2. The liquid-cooled charging terminal according to claim 1, characterized in that: The door panel (102) is movably connected to the outer shell (101) via a hinge, the charging gun (103) is plugged into the outer shell (101), one end of the cable (104) is connected to the charging gun (103), and the other end of the cable (104) is connected to the charging component, and the inner cavities of the cable (104) and the charging gun (103) are provided with cooling water channels.

3. The liquid-cooled charging terminal according to claim 1, characterized in that: The control main board (201) and the wireless transmission module (202) are fixedly connected to the back of the door panel (102), the current sensor (203) and the voltage sensor (204) are fixedly connected to the inner wall of the housing (101), and the display (206) and the signal light (207) are fixedly connected to the front of the door panel (102).

4. The liquid-cooled charging terminal according to claim 1, characterized in that: The cooling assembly (3) comprises a water tank (301), a frame (302), a circulation pump (303), a heat exchanger (304), a fan (305), a liquid inlet (306), a liquid outlet (307), a water inlet pipe (308), a water outlet pipe (309), a flow guide pipe (310) and a circulation pipe (311); the water tank (301), the frame (302) and the circulation pump (303) are all fixedly connected to the inner wall of the outer shell (101).

5. The liquid-cooled charging terminal according to claim 4, characterized in that: The liquid inlet (306) is connected to the inlet of the cooling water channel, the liquid outlet (307) is connected to the outlet of the cooling water channel, the output end of the control main board (201) is connected to the input ends of the circulation pump (303) and the fan (305), respectively, the heat exchanger (304) is installed in the inner cavity of the frame (302), and the fan (305) is installed on the surface of the water tank (301).

6. The liquid-cooled charging terminal according to claim 4, characterized in that: One end of the water inlet pipe (308) is connected to the inlet of the circulation pump (303), and the other end of the water inlet pipe (308) is connected to the water tank (301). One end of the water outlet pipe (309) is connected to the outlet of the circulation pump (303), and the other end of the water outlet pipe (309) is connected to the liquid inlet (306). One end of the flow guide pipe (310) is connected to the inlet of the heat exchanger (304), and the other end of the flow guide pipe (310) is connected to the liquid outlet (307). One end of the circulation pipe (311) is connected to the outlet of the heat exchanger (304), and the other end of the circulation pipe (311) is connected to the water tank (301).

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