Charging device with internal circulation air conditioner

Abstract

The utility model discloses a charging device with an internal circulation air conditioner, and relates to the technical field of charging devices. The front bin comprises an alternating current input area, the alternating current input area is located at the bottom of the front bin, a control area is arranged above the alternating current input area, and a direct current output unit is arranged above the control area; the rear bin comprises an internal circulation air conditioner, the internal circulation air conditioner is located at the bottom of the rear bin, a plurality of heat source modules are arranged above the internal circulation air conditioner, and a power distribution unit is arranged above the heat source modules; on the basis that the appearance of the charging device cabinet is not affected, an internal circulation air conditioner is installed inside. Through reasonable layout of the devices, the cabinet is ensured to be attractive in layout and convenient to install and maintain, and meanwhile, through the heat conversion function of the internal circulation air conditioner, the influence of heat and condensation on the electrical devices is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of charging devices, and particularly relates to a charging device with an internal circulation air conditioner. Background Art

[0002] With the rapid development of the new energy electric vehicle industry, the market demand for charging devices is increasing day by day. It not only requires the charging devices to have good performance, but also puts forward higher standards for their appearance design, device layout, operation convenience and later use cost. In this context, the reasonable layout design inside the charging device is particularly important, because it directly relates to many aspects such as the appearance design, use convenience and maintenance convenience of the product. Therefore, how to optimize the internal structure layout of the charging device has become a hot topic in the current industry. Most of the existing widely used cabinets do not have air conditioners for heat dissipation. The heat generated by the operation of the modules will directly affect the heat of the whole machine, and overheating will lead to a reduction in the service life of electrical devices and modules, and affect the working efficiency and stability of the charging device. The later maintenance frequency and maintenance cost are too high, and the user experience is poor.

[0003] Therefore, there is an urgent need for a charging device with an internal circulation air conditioner, which can solve the problem that the temperature control ability of the charging device is insufficient, resulting in a reduction in the service life of electrical devices and modules. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a charging device with an internal circulation air conditioner, so as to overcome the deficiencies of the prior art that there is no air conditioner for temperature control, the heat generated by the operation of the modules will directly affect the heat of the whole machine, and in case of extremely cold weather, the charging device is overheated or overcooled, which will lead to a reduction in the service life of electrical devices and modules, and affect the working efficiency and stability of the charging device. The later maintenance frequency and maintenance cost are too high, and the user experience is poor.

[0005] The utility model provides a charging device with an internal circulation air conditioner, and specifically uses the following technical solutions:

[0006] The charging device includes a cabinet body, and the cabinet body includes a front cabinet and a rear cabinet; the front cabinet includes an AC input area, the AC input area is located at the bottom of the front cabinet, a control area is arranged above the AC input area, and a DC output unit is arranged above the control area; the rear cabinet includes an internal circulation air conditioner, the internal circulation air conditioner is located at the bottom of the rear cabinet, multiple heat source modules are arranged above the internal circulation air conditioner, and a power distribution unit is arranged above the heat source modules.

[0007] Furthermore, a front door assembly is provided on the front cabinet door of the charging device. An environmental information collection module is provided on the right side of the control area, and a temperature and humidity sensor is provided above the power distribution unit. The temperature and humidity sensor is used to collect the temperature and humidity of the charger and then feedback to the environmental information collection module. The AC input area, control area, environmental information collection module, and DC output unit are distributed in the front cabinet of the cabinet, which is convenient for installation and maintenance. At the same time, it effectively reduces the influence of the heat generated by the module, improves the service life of electrical devices, and reduces the later maintenance and use costs. The AC input unit is located at the bottom of the front cabinet for convenient customer wiring, and the DC output unit is located at the top of the front cabinet for convenient wiring from the power distribution unit in the rear cabinet. The internal circulation air conditioner and heat source module are arranged in the rear cabinet of the cabinet. The internal circulation air conditioner greatly reduces the heat dissipated from the heat source module bin, enabling the heat source module to continuously ensure the power output of the charging device. At the same time, in the case of extremely cold weather, temperature adjustment is carried out to keep the charging device in the best working state for a long time, while improving the stability and service life of the charging device.

[0008] Furthermore, the AC input area includes an AC input unit, an AC contactor is provided on the AC input unit, and a molded case circuit breaker is provided on the right side of the AC contactor.

[0009] The control area includes a power control module, an ammeter is provided on the right side of the power control module, and a controller is provided above the power control module and the ammeter.

[0010] Furthermore, an air inlet assembly is provided on the right side of the rear cabinet, and an air outlet assembly is provided on the left side of the rear cabinet.

[0011] Furthermore, multiple system fans are provided on the air outlet assembly. Air can enter from the air inlet assembly on the right side of the rear cabinet, pass through the system interior, and then be discharged from the left side system fans, forming an effective air circulation. This circulation can maintain the temperature inside the system and help protect the equipment inside the system from overheating.

[0012] Furthermore, for convenient wiring and maintenance, and considering space utilization and heat dissipation requirements, AC wiring terminals are provided at the bottom of the front cabinet. At the same time, the AC wiring terminals are connected to the molded case circuit breaker using three-phase five-wire. The correct connection and fastening of each wire are ensured to avoid problems such as poor contact or short circuit. A reasonable wiring and connection method can ensure the stability and reliability of power transmission. Setting the AC wiring terminals and the molded case circuit breaker at the bottom of the front cabinet facilitates maintenance and repair work. When equipment needs to be replaced or repaired, staff can easily access and operate these components.

[0013] Further, the molded case circuit breaker and the AC contactor are connected by an aluminum busbar, and the incoming line method is bottom-in and top-out; bolt connection is adopted to ensure tight contact at the connection, without looseness and virtual connection, so as to reduce contact resistance and heat generation; bottom-in and top-out reduces the length of copper busbars and aluminum busbars, and reduces the manufacturing cost of the whole machine.

[0014] Further, the power distribution unit and the DC output unit are connected by cables; the cables are taken out from the aluminum busbar of the AC contactor, directly pass through the front mounting plate of the cabinet and reach the rear compartment from the front compartment, and are connected to the AC terminals of each module in turn, and then output from the DC output terminals of each module and access the power distribution unit. Output from the power distribution unit, then reach the front compartment from the rear compartment and enter the upper DC output unit, and are connected to the positive and negative poles of the aluminum busbar of the DC output unit in turn, reducing the cable routing path and also reducing the cable cost.

[0015] Further, a lifting ring is provided at the top of the charging device; the lifting ring can be used as a fixed point for connecting lifting equipment, and the charging device is lifted and moved to a specified position through a lifting sling; this method avoids manual handling, improves work efficiency and reduces the risk of personal injury; when the charging device needs to be moved, the lifting ring provides a stable grip, making the handling process safer and more controllable; when the charging device needs to be maintained or inspected, the presence of the lifting ring allows maintenance personnel to more conveniently lift or tilt the device to an appropriate position for in-depth cleaning, inspection and repair work.

[0016] Further, a wooden pallet is provided at the bottom of the charging device. The wooden pallet provides a stable bottom support for the charging device, preventing damage caused by vibration, collision or jolting during transportation. Tools such as forklifts or cranes can easily lift or move the charging device with the wooden pallet as a whole, improving the loading and unloading efficiency and reducing the risk of manual handling.

[0017] Compared with the prior art, the utility model has the following beneficial technical effects:

[0018] The present utility model provides a charging device with an internal circulation air conditioner. The charging device of the present utility model includes a cabinet body, which includes a front cabinet and a rear cabinet. Electrical devices and modules are placed in the front cabinet, and a heating module and an internal circulation air conditioner are arranged in the rear cabinet. Without affecting the appearance of the charging device cabinet, an internal circulation air conditioner is installed inside, effectively isolating the direct impact of the heating module on the devices in the front cabinet of the cabinet, performing temperature reduction treatment, reducing the performance degradation or failure risk caused by high temperature, and being able to perform heating treatment in case of extreme weather, thereby prolonging the service life of the devices. Through the reasonable layout of the devices, while ensuring the beautiful layout, convenient installation and maintenance of the cabinet, through the heat conversion function of the internal circulation air conditioner, the influence of heat and condensation on the electrical devices is reduced, and the heat control of the whole machine is improved synchronously. In any usage environment, the service life of the electrical devices and modules is improved, and at the same time, the stability and service life of the charging device are improved, greatly reducing the later maintenance and usage costs of the device.

[0019] Specifically, the charging device of the present utility model includes a cabinet body, which includes a front cabinet and a rear cabinet. The AC input area, control area, environmental information acquisition module, and DC output unit are distributed in the front cabinet of the cabinet, enabling technicians to easily access these key components without having to delve deep into the interior of the cabinet, greatly simplifying the installation and daily maintenance processes; the internal circulation air conditioner, heat source module, power distribution unit, and temperature and humidity sensor are placed in the rear cabinet of the cabinet. Through the active refrigeration effect of the internal circulation air conditioner, the temperature of the module cabinet is effectively reduced, ensuring that the charging device can still maintain a stable working state during high-power output; actively heating in case of extreme weather enables the charging device to adapt to the working requirements under different environmental conditions, and can maintain the best working state whether in high-temperature or super-cooled scenarios, improving the reliability and stability of the equipment; the temperature and humidity sensor installed inside the charging pile continuously monitors the environmental temperature. When the temperature is higher or lower than the set comfortable temperature range, the internal circulation air conditioner starts the corresponding heating or cooling mode, and the charging pile can automatically adapt to environmental changes, maintaining the stability of the internal environment, thereby ensuring the normal operation of the electrical devices and prolonging their service life.

[0020] The internal circulation air conditioner of this charging device cabinet is arranged at the bottom of the rear cabinet, and can be operated by opening the side door of the cabinet, which is convenient for installation and maintenance. The drainage of the internal circulation air conditioner directly drains away at the bottom of the cabinet, which not only does not affect the appearance of the cabinet, but also improves the usability, is beneficial to assembly, and effectively reduces the later maintenance and usage costs of the charging device cabinet. Description of the Drawings

[0021] Figure 1 It is a schematic diagram of the internal layout of a charging device cabinet with an internal circulation air conditioner in an embodiment of the present utility model.

[0022] Figure 2This is a right view schematic diagram of the internal layout of a charging device cabinet with an internal circulation air conditioner in the embodiment of the present utility model.

[0023] In the figure, 1 is the AC input unit; 2 is the plastic case circuit breaker; 3 is the AC contactor; 4 is the power control module; 5 is the electric meter; 6 is the environmental information acquisition module; 7 is the controller; 8 is the front door assembly; 9 is the DC output unit; 10 is the lifting ring; 11 is the wooden pallet; 12 is the internal circulation air conditioner; 13 is the heat source module; 14 is the air intake assembly; 15 is the power distribution unit; 16 is the temperature and humidity sensor. Specific embodiments

[0024] In order to enable those skilled in the art to better understand the solution of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] It should be noted that the terms "first", "second", etc. in the description and claims of the present utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so that the embodiments of the present utility model described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but may include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0026] The present utility model provides a charging device with an internal circulation air conditioner, which can not only meet the convenience of using the charging device, but also improve the service life of the charging device, effectively reduce the later maintenance and use costs of the charging device cabinet, and enhance the user experience of customers.

[0027] Refer to Figures 1 to 2, A charging device with an internal circulation air conditioner. The charging device includes a housing, and the housing includes a front compartment and a rear compartment; the front compartment includes an AC input area located at the bottom of the front compartment, a control area is provided above the AC input area, and a DC output unit 9 is provided above the control area; the rear compartment includes an internal circulation air conditioner 12 located at the bottom of the rear compartment, multiple heat source modules 13 are provided above the internal circulation air conditioner 12, and a power distribution unit 15 is provided above the heat source modules 13; a front door assembly 8 is provided on the front compartment door of the charging device, an environmental information collection module 6 is provided on the right side of the control area, and a temperature and humidity sensor 16 is provided above the power distribution unit 15; the AC input area includes an AC input unit 1, an AC contactor 3 is provided on the AC input unit 1, and a molded case circuit breaker 2 is provided on the right side of the AC contactor 3; the control area includes a power control module 4, an ammeter 5 is provided on the right side of the power control module 4, and a controller 7 is provided above the power control module 4 and the ammeter 5; the temperature and humidity sensor 16 installed inside the charging pile continuously monitors the ambient temperature. When the temperature is higher or lower than the set comfortable temperature range, the internal circulation air conditioner 12 starts the corresponding heating or cooling mode; similarly, the temperature and humidity sensor 16 is also responsible for monitoring the humidity level inside the charging pile. When the detected humidity is greater than the set threshold, it indicates that the ambient humidity is too high, which may generate condensate and have an adverse impact on electrical devices. The internal circulation air conditioner 12 is started for temperature adjustment to reduce the ambient humidity and prevent the generation of condensate.

[0028] An air intake assembly 14 is provided on the right side of the rear compartment, and an air outlet assembly is provided on the left side of the rear compartment; multiple system fans are provided on the air outlet assembly; air can enter from the air intake assembly 14 on the right side of the rear compartment, pass through the inside of the system, and then be discharged from the left side system fans, forming an effective air circulation. This circulation can maintain the temperature inside the system and help protect the equipment inside the system from overheating.

[0029] An AC terminal is provided at the bottom of the front compartment and is connected to the molded case circuit breaker 2 by three-phase five-wire system. Arranging the AC terminal and the molded case circuit breaker 2 at the bottom of the front compartment facilitates maintenance and repair work. When equipment needs to be replaced or repaired, staff can easily access and operate these components. The molded case circuit breaker 2 is connected to the AC contactor 3 by an aluminum busbar, and the incoming line method is bottom-in and top-out. Bottom-in and top-out reduces the lengths of the copper busbar and the aluminum busbar, thereby reducing the manufacturing cost of the whole machine. The power distribution unit 15 and the DC output unit 9 are connected by a cable. The cable is taken out from the aluminum busbar of the AC contactor 3, directly passes through the front mounting plate of the cabinet and reaches the rear compartment from the front compartment, is sequentially connected to the AC terminals of each module, and then outputs from the DC output terminals of each module and is connected to the power distribution unit 4. It outputs from the power distribution unit 4, then reaches the front compartment from the rear compartment and enters the upper DC output unit 9, and is sequentially connected to the positive and negative poles of the aluminum busbar of the DC output unit 9, reducing the cable routing path and also reducing the cable cost. A lifting ring 10 is provided at the top of the charging device. The lifting ring 10 can be used as a fixed point for connecting lifting equipment, and the charging device can be lifted and moved to a designated position through a lifting sling. A wooden pallet 11 is provided at the bottom of the charging device. The wooden pallet 11 provides a stable bottom support for the charging device, preventing damage caused by vibration, collision or jolt during transportation.

[0030] Through the reasonable layout of components, the present utility model ensures the beautiful layout of the cabinet, convenient installation and maintenance. At the same time, through the heat conversion function of the air conditioner, the influence of heat and condensation on electrical components is reduced, and the heat control of the whole machine is improved synchronously. In any use environment, the service life of electrical components and modules is improved, the stability and service life of the charging device are improved, the maintenance and use costs of the whole machine in the later stage are greatly reduced, and the user experience is enhanced.

[0031] In the description of this specification, the description with reference to terms such as "some embodiments", "optionally", "further" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0032] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and purposes of the present utility model. The scope of the present utility model is defined by the claims and their equivalents.

Claims

1. A charging device with internal circulation air conditioning, characterized in that: The charging device comprises a warehouse body, the warehouse body comprising a front warehouse and a rear warehouse; the front warehouse comprises an AC input area, the AC input area is located at the bottom of the front warehouse, a control area is arranged above the AC input area, and a DC output unit (9) is arranged above the control area; the rear warehouse comprises an internal circulation air conditioner (12), the internal circulation air conditioner (12) is located at the bottom of the rear warehouse, a plurality of heat source modules (13) are arranged above the internal circulation air conditioner (12), and a power distribution unit (15) is arranged above the heat source module (13).

2. A charging device with internal circulation air conditioning according to claim 1, characterized in that: A front door assembly (8) is provided on the front cabinet door of the charging device, an environmental information acquisition module (6) is provided on the right side of the control area, and a temperature and humidity sensor (16) is provided above the power distribution unit (15).

3. A charging device with internal circulation air conditioning according to claim 2, characterized in that: The AC input area comprises an AC input unit (1), an AC contactor (3) is arranged on the AC input unit (1), and a molded case circuit breaker (2) is arranged on the right side of the AC contactor (3).

4. A charging device with internal circulation air conditioning according to claim 3, characterized in that: The control area comprises a power control module (4), an electric meter (5) is arranged on the right side of the power control module (4), and a controller (7) is arranged above the power control module (4) and the electric meter (5).

5. The charging device with internal circulation air conditioning according to claim 1, characterized in that: An air inlet assembly (14) is arranged on the right side of the rear compartment, and an air outlet assembly is arranged on the left side of the rear compartment, wherein a plurality of system fans are arranged on the air outlet assembly.

6. The charging device with internal circulation air conditioning according to claim 1, characterized in that: An AC terminal is arranged at the bottom of the front compartment and is connected to a molded case circuit breaker (2) using a three-phase five-wire connection.

7. A charging device with internal circulation air conditioning according to claim 6, characterized in that: The molded case circuit breaker (2) and the AC contactor (3) are connected by an aluminum busbar, and the line entry method is bottom-in and top-out.

8. The charging device with internal circulation air conditioning according to claim 1, characterized in that: The power distribution unit (15) and the DC output unit (9) are connected via a cable.

9. The charging device with internal circulation air conditioning according to claim 1, characterized in that: A hanging ring (10) is provided on the top of the charging device.

10. The charging device with internal circulation air conditioning according to claim 1, characterized in that: A wooden pallet (11) is provided at the bottom of the charging device.

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