CN216774329U - Charging device - Google Patents

Abstract

The present invention provides a charging device, comprising: a cabinet body; the alternating current input assembly is arranged in the cabinet body; the direct current charging assembly is arranged in the cabinet body and can charge the equipment to be charged; the power converter is arranged in the cabinet body and is respectively and electrically connected with the alternating current input assembly and the direct current charging assembly; and the sound insulation piece is wrapped on the outer side of the power converter. Through the technical scheme that this application provided, solve the problem of the battery charging outfit noise among the prior art too high.

Description

Charging device

Technical Field

The utility model relates to the technical field of charging equipment, in particular to charging equipment.

Background

The charging equipment mainly comprises accessories such as an alternating current input device, a power conversion device, a direct current output device and the like. The power conversion device is the most main heating source in the charging equipment, and the existing power module is designed to be smaller and smaller, and the power density is larger and larger. In order to take away the heat of the power conversion module as soon as possible, the conventional power conversion module basically adopts a high-rotating-speed and high-wind-pressure fan to forcibly cool and dissipate heat, so that the noise of the high-power charging equipment exceeds the standard, and the use requirement that the noise is less than or equal to 65dB cannot be met.

In the prior art, in order to solve the above problems, a sound insulation wall is usually arranged outside the device or a noise shielding cover is arranged at an air inlet and an air outlet of the charging device. The mode of setting up the sound-proof wall places charging equipment in the sound-proof wall isolation range, makes the surrounding environment not receive charging equipment noise interference. However, the method has large requirements on construction sites and cannot deal with the problem of increasingly tense land utilization of cities. The noise shielding cover is arranged at the air inlet and the air outlet of the charging equipment, the noise reduction effect is poor, the noise still does not reach the standard when the charging equipment is fully loaded, and the shielding cover also disturbs the flow field of the air channel, so that the heat dissipation efficiency is reduced. Therefore, the existing noise reduction measures cannot meet the use requirements of the charging device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a charging device, which aims to solve the problem of over-high noise of the charging device in the prior art.

The present invention provides a charging device, comprising: a cabinet body; the alternating current input assembly is arranged in the cabinet body; the direct current charging assembly is arranged in the cabinet body and can charge the equipment to be charged; the power converter is arranged in the cabinet body and is respectively and electrically connected with the alternating current input assembly and the direct current charging assembly; and the sound insulation piece is wrapped on the outer side of the power converter.

Furthermore, the power converter is provided with a first air inlet and a first air outlet, an avoiding opening is formed in the sound insulating piece, and the first air inlet is located at the avoiding opening.

Furthermore, a second air inlet and a second air outlet are arranged on the cabinet body, the second air inlet is lower than the second air outlet, the second air inlet is located on one side of the cabinet body, and the second air outlet is located on the other side of the cabinet body.

Furthermore, the power converter is located in the middle of the cabinet body, the second air inlet is located below the power converter, and the second air outlet is located above the power converter.

Furthermore, the first air inlet is arranged close to the second air inlet, and the first air outlet is arranged close to the second air outlet.

Furthermore, the power converter comprises a shell and a first cooling fan, wherein the first air inlet and the first air outlet are both arranged on the shell, the first cooling fan is arranged in the shell, and the first cooling fan is arranged in the middle of the shell.

Furthermore, the cabinet body is provided with a first door body and a second door body, the first door body is arranged on one side of the cabinet body, the second door body is arranged on the other side of the cabinet body, the second air inlet is arranged on the first door body, and the second air outlet is arranged on the second door body.

Further, the charging equipment further comprises a filtering piece, wherein the filtering piece is arranged on the cabinet body, and the filtering piece is fixed at the second air inlet and/or the second air outlet.

Further, the charging equipment further comprises a second cooling fan, and the second cooling fan is arranged in the cabinet body.

By applying the technical scheme of the utility model, the charging equipment comprises a cabinet body, an alternating current input assembly, a direct current charging assembly, a power converter and a sound insulation piece. The alternating current input assembly, the direct current charging assembly and the power converter are all arranged in the cabinet body. With the sound insulating part parcel in power converter's outside, the noise that can make power converter during operation produce is absorbed greatly by the sound insulating part, and then makes the external sound of scattering cabinet reduced, has improved noise reduction effect. Simultaneously, because the direct parcel of noise insulation is in power converter's outside for device overall structure is compact, avoids increasing this battery charging outfit's volume, can not additionally increase the space that occupies.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 shows a schematic structural diagram of a charging device provided by the present invention.

Wherein the figures include the following reference numerals:

10. a cabinet body; 11. a second air inlet; 12. a second air outlet; 13. a first door body; 14. a second door body; 20. a power converter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, an embodiment of the present invention provides a charging apparatus including a cabinet 10, an ac input assembly, a dc charging assembly, a power converter 20, and a noise insulator. The ac input assembly is disposed within the cabinet 10. The direct current charging assembly is arranged in the cabinet body 10, and the direct current charging assembly can charge the equipment to be charged. The power converter 20 is disposed in the cabinet 10, and the power converter 20 is electrically connected to the ac input component and the dc charging component, specifically, the power converter 20 converts ac power into dc power and provides the dc power to the dc charging component, so as to charge the device to be charged through the dc charging component. The noise insulator is wrapped around the outside of the power converter 20 to absorb noise generated by the power converter 20 through the noise insulator.

By applying the technical scheme of the application, the charging equipment comprises a cabinet body 10, an alternating current input assembly, a direct current charging assembly, a power converter 20 and a sound insulation piece. The ac input assembly, the dc charging assembly and the power converter 20 are all disposed in the cabinet 10. With the noise insulation parcel in power converter 20's the outside, the noise that can make power converter 20 during operation produce is absorbed greatly by the noise insulation, and then makes the sound of scattering outside the cabinet body 10 reduced, has improved noise reduction effect. Meanwhile, the sound insulation member is directly wrapped on the outer side of the power converter 20, so that the whole structure of the device is compact, the increase of the volume of the charging equipment is avoided, and the occupied space is not additionally increased.

The power converter 20 has a first air inlet and a first air outlet, the sound insulation member is provided with an avoiding opening, and the first air inlet is located at the avoiding opening. The sound insulating member is provided with an avoiding opening at the first air inlet, so that air can enter the power converter 20 more smoothly, the speed of air flowing in the power converter 20 can be increased, and the normal heat dissipation of the power converter 20 is ensured.

Further, a second air inlet 11 and a second air outlet 12 are disposed on the cabinet 10, the second air inlet 11 is lower than the second air outlet 12, the second air inlet 11 is located on one side of the cabinet 10, and the second air outlet 12 is located on the other side of the cabinet 10. Cold air enters from the second air inlet 11 and is exhausted from the second air outlet 12 after absorbing heat inside the cabinet 10. Wherein the cool air flows close to the ground due to its high density, and after heat exchange with the power converter 20, the air becomes hot and the density decreases, so that the hot air flows upward. In this design, the second air inlet 11 is set lower than the second air outlet 12, so that the smoothness of the air flowing in the cabinet 10 can be further improved, and the air circulation speed and the heat dissipation speed can be further improved.

Specifically, the power converter 20 is located in the middle of the cabinet 10, the second air inlet 11 is located below the power converter 20, and the second air outlet 12 is located above the power converter 20. Air enters from the second air inlet 11, passes through the power converter 20, and the air rises after absorbing heat and is discharged from the second air outlet 12.

The first air inlet and the first air outlet can be located on the same horizontal line, and the first air outlet can also be located above the first air inlet. In this embodiment, the first inlet is disposed near the second inlet 11, and the first outlet is disposed near the second outlet 12. The cold air enters the cabinet 10 through the second air inlet 11, enters the power converter 20 through the first air inlet, takes away heat in the power converter 20, and then is discharged out of the power converter 20 through the first air outlet and finally is discharged out of the cabinet 10 through the second air outlet 12. The first air inlet is close to the second air inlet 11, and the first air outlet is close to the second air outlet 12, so that the flowing direction of air in the cabinet body 10 is the same as that of air in the power converter 20, the circulation of cold air is facilitated, and the heat dissipation effect is further improved.

Specifically, power converter 20 includes casing and first cooling fan, and first air intake and first air outlet all set up on the casing, and first cooling fan sets up in the casing, and sets up first cooling fan in the middle part of casing, so can make the noise insulation piece can cover in first cooling fan's the outside, because first cooling fan is the main source of noise, consequently cover the noise that the noise insulation piece produced in first cooling fan's the outside can be absorbed better, guarantee the noise reduction effect. The cold air enters the power converter 20 from the first air inlet, is driven by the first heat dissipation fan to take away the internal heat, and then is discharged through the first air outlet. First cooling fan can guarantee that cold air and power converter 20 are inside fully to be contacted, provides power for cold air to take away the inside heat of power converter 20, accelerate circulation of air speed simultaneously, improve the radiating effect.

The cabinet body 10 is provided with a first door body 13 and a second door body 14, the first door body 13 is arranged on one side of the cabinet body 10, the second door body 14 is arranged on the other side of the cabinet body 10, the second air inlet 11 is arranged on the first door body 13, and the second air outlet 12 is arranged on the second door body 14. The first door body 13 and the second door body 14 can be opened to maintain the interior of the charging equipment, and the cabinet body 10 is provided with the first door body 13 and the second door body 14, so that the charging equipment can be maintained conveniently, and the working efficiency is improved.

Further, the charging device further includes a filtering member, the filtering member is disposed on the cabinet 10, and the filtering member is fixed at the second air inlet 11 and/or the second air outlet 12. Filter and can filter the air, prevent that the inside dust of the cabinet body 10 from piling up, avoid influencing first cooling fan and second cooling fan's normal work, guarantee the smooth and easy nature of circulation of air, can guarantee fan rotation efficiency simultaneously. In particular, the filter element may be a filter screen.

The charging equipment further comprises a second cooling fan, and the second cooling fan is arranged in the cabinet body 10. The second cooling fan is arranged in the cabinet body 10, so that power can be provided for air in the cabinet body 10, the air circulation speed in the cabinet body 10 is increased, and the overall cooling efficiency of the device can be improved.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

In the description of the present invention, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A charging apparatus, characterized in that the charging apparatus comprises:

a cabinet body (10);

the alternating current input assembly is arranged in the cabinet body (10);

the direct current charging assembly is arranged in the cabinet body (10) and can charge equipment to be charged;

the power converter (20) is arranged in the cabinet body (10), and the power converter (20) is electrically connected with the alternating current input assembly and the direct current charging assembly respectively;

a sound insulator wrapped around the outside of the power converter (20).

2. The charging apparatus according to claim 1, wherein the power converter (20) has a first air inlet and a first air outlet, and the sound insulator is provided with an escape opening, and the first air inlet is located at the escape opening.

3. The charging equipment according to claim 2, wherein a second air inlet (11) and a second air outlet (12) are arranged on the cabinet body (10), the second air inlet (11) is lower than the second air outlet (12), the second air inlet (11) is located at one side of the cabinet body (10), and the second air outlet (12) is located at the other side of the cabinet body (10).

4. The charging apparatus according to claim 3, wherein the power converter (20) is located in a middle portion of the cabinet (10), the second air inlet (11) is located below the power converter (20), and the second air outlet (12) is located above the power converter (20).

5. A charging device according to claim 3, characterized in that the first air inlet is arranged close to the second air inlet (11) and the first air outlet is arranged close to the second air outlet (12).

6. The charging apparatus according to claim 5, wherein the power converter (20) includes a housing and a first heat dissipation fan, the first air inlet and the first air outlet are both disposed on the housing, the first heat dissipation fan is disposed in the housing, and the first heat dissipation fan is disposed at a middle portion of the housing.

7. The charging equipment according to claim 3, wherein a first door body (13) and a second door body (14) are arranged on the cabinet body (10), the first door body (13) is arranged on one side of the cabinet body (10), the second door body (14) is arranged on the other side of the cabinet body (10), the second air inlet (11) is arranged on the first door body (13), and the second air outlet (12) is arranged on the second door body (14).

8. A charging device according to claim 3, characterized in that it further comprises a filter element arranged on the cabinet (10) and fixed at the second air inlet (11) and/or outlet (12).

9. The charging apparatus according to claim 1, further comprising a second heat dissipation fan disposed within the cabinet (10).

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