CN-224210914-U - Charging module and charging system

Abstract

The application discloses a charging module and a charging system, wherein the charging module comprises an air inlet surface, an air outlet surface, a multi-stage cooling fan group and a multi-stage cooling air duct. The multi-stage cooling fan set is arranged between the air inlet surface and the air outlet surface along the first direction, each stage of cooling fan set comprises at least one cooling fan, and multi-stage cooling air channels are arranged between the air inlet surface and the air outlet surface along the first direction and are alternately arranged with the multi-stage cooling fan sets. The application solves the technical problems of low heat dissipation efficiency and high fan noise of the existing charging module, and achieves the technical effects of improving the heat dissipation efficiency of the charging module and reducing the heat dissipation noise.

Inventors

• YUAN QINGMIN
• NI JIANSHU
• ZHOU QIANG
• DENG SHUAI

Assignees

• 领充新能源(广州)有限公司

Dates

Publication Date

20260508

Application Date

20250519

Claims (10)

1. 1. A charging module, comprising: The air inlet surface is opposite to the air outlet surface, and the direction from the air inlet surface to the air outlet surface is a first direction; The multistage cooling fan groups are arranged between the air inlet surface and the air outlet surface along the first direction, and each stage of cooling fan group comprises at least one cooling fan; The multistage heat dissipation air duct is arranged between the air inlet surface and the air outlet surface along the first direction and is alternately arranged with the multistage heat dissipation fan group.
2. 2. The charging module of claim 1, wherein the multi-stage heat dissipation duct is enclosed by electronic components within the charging module.
3. 3. The charging module of claim 1, wherein each electronic component within the charging module is routed along the first direction from large to small according to a heat dissipation requirement.
4. 4. A charging module according to any one of claims 1 to 3, further comprising: the temperature detector is used for acquiring temperature detection data inside the charging module; And the controller is used for controlling the operation of each cooling fan in each cooling fan group according to the temperature detection data.
5. 5. The charging module of claim 4, wherein the cooling fan is a fixed speed fan; The controller is specifically configured to control the start and stop of each cooling fan in each cooling fan group according to the output power of the charging module, the temperature detection data, and the current start and stop state of each cooling fan in each cooling fan group.
6. 6. The charging module of claim 4, wherein the cooling fan is an adjustable speed fan; The controller is specifically configured to control the rotation speed of each cooling fan in each stage of cooling fan group according to the output power of the charging module, the temperature detection data, and the current rotation speed of each cooling fan in each stage of cooling fan group.
7. 7. The charging module of claim 4, wherein the number of temperature detectors is 1 or more; when the number of the temperature detectors is 1, the temperature detectors are arranged at the maximum heating point of the charging module; When the number of the temperature detectors is a plurality, the temperature detectors are respectively arranged around the cooling fan groups at each stage.
8. 8. A charging module according to any one of claims 1 to 3, wherein the heat radiation fan is an induced draft fan or a blow fan.
9. 9. A charging module according to any one of claims 1 to 3, wherein the number of cooling fans of each stage cooling fan group is the same or different.
10. 10. A charging system comprising at least two charging modules according to any one of claims 1 to 9, at least one charging interface, a control center and a power distribution device, wherein the power distribution device is respectively connected with the control center, each charging module and each charging interface; each charging module is used for converting alternating current of a power grid into direct current and providing the direct current to each charging interface; the control center is used for obtaining the required power of each charging interface and generating a scheduling instruction according to the connection relation of the controllable switch in the power distribution device and each required power; the power distribution device is used for controlling the opening or closing of the controllable switch according to the scheduling instruction so as to distribute the output power of each charging module to each charging interface.

Description

Charging module and charging system Technical Field The present application relates to the field of charging technologies, and in particular, to a charging module and a charging system. Background With the wide popularization and use of new energy electric vehicles, the charging power of the electric vehicle charging pile is larger and larger, and the power of the charging module in the electric vehicle charging pile is also continuously improved. Currently, charging modules of 30kW, 40kW, 60kW or even 80kW have appeared. Along with the improvement of power, the charging module can generate a large amount of heat in the working process, and if heat is not dissipated in time, the performance and the service life of the charging module are seriously affected. Therefore, how to realize timely heat dissipation of the charging module is a technical problem to be solved. Disclosure of utility model The application mainly aims to provide a charging module and a charging system, which aim to realize timely heat dissipation of the charging module. The application provides a charging module which comprises an air inlet surface and an air outlet surface, wherein the air inlet surface is opposite to the air outlet surface, the direction from the air inlet surface to the air outlet surface is a first direction, a multi-stage cooling fan set is arranged between the air inlet surface and the air outlet surface along the first direction, each stage cooling fan set comprises at least one cooling fan, and a multi-stage cooling air duct is arranged between the air inlet surface and the air outlet surface along the first direction and is alternately arranged with the multi-stage cooling fan set. Optionally, the multi-stage heat dissipation air duct is surrounded by electronic components inside the charging module. Optionally, each electronic component in the charging module is arranged along the first direction from large to small according to the heat dissipation requirement. Optionally, the charging module further comprises a temperature detector for acquiring temperature detection data inside the charging module, and a controller for controlling the operation of each cooling fan in each cooling fan group according to the temperature detection data. The controller is specifically configured to control the start and stop of each cooling fan in each cooling fan group according to the output power of the charging module, the temperature detection data and the current start and stop state of each cooling fan in each cooling fan group. The controller is specifically configured to control the rotation speed of each cooling fan in each stage of cooling fan group according to the output power of the charging module, the temperature detection data and the current rotation speed of each cooling fan in each stage of cooling fan group. Optionally, the number of the temperature detectors is 1 or more, when the number of the temperature detectors is 1, the temperature detectors are arranged at the maximum heating point of the charging module, and when the number of the temperature detectors is more, the temperature detectors are respectively arranged around each stage of cooling fan group. Optionally, the cooling fan is an induced draft fan or a blowing fan. Optionally, the number of the cooling fans of each stage of cooling fan group is the same or different. The application further provides a charging system which comprises at least two charging modules, at least one charging interface, a control center and a power distribution device, wherein the power distribution device is respectively connected with the control center, each charging module and each charging interface, each charging module is used for converting alternating current of a power grid into direct current and providing the direct current to each charging interface, the control center is used for obtaining required power of each charging interface and generating a scheduling instruction according to the connection relation of a controllable switch in the power distribution device and each required power, and the power distribution device is used for controlling the opening or closing of the controllable switch according to the scheduling instruction so as to distribute output power of each charging module to each charging interface. The beneficial effects that the application can realize are as follows: According to the application, the air inlet surface and the air outlet surface are arranged, and the multistage radiating fan groups and the multistage radiating air channels are alternately arranged between the air inlet surface and the air outlet surface along the first direction, so that air flow can smoothly flow from the air inlet surface to the air outlet surface, and the comprehensive and timely heat dissipation inside the charging module is realized through the various stages of radiating fan groups and the radiating air channels. The cooperative work of the cooling