Air-cooling direct-current gun with heat dissipation piece arranged at bottom

Abstract

The utility model relates to the technical field of new energy charging, and discloses an air-cooled direct current gun with a heat dissipation piece at the bottom, which comprises a charging end shell, a handle and a charging port. The heat dissipation piece is arranged at the bottom of the charging end shell, the heat dissipation piece and the ground are in a horizontal state when the charging end is used for charging, and the heat dissipation piece is used for discharging heat in an inner cavity of the charging end shell to the outside of the charging end; wherein the heat dissipation piece comprises a fan, the inner cavity of the charging end shell is communicated with the outside of the charging end through the fan, and a protection piece is arranged outside the fan. The heat dissipation part is arranged at the bottom of the charging end shell, heat in the inner cavity of the charging end shell can be rapidly dissipated, meanwhile, the heat dissipation part is arranged at the bottom of the charging end shell, rainwater is prevented from entering the charging end shell during charging, the influence of the rainwater on the fan is avoided, the structure is simple, and the practical effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy charging, in particular to a charging hand-held end with a heat dissipation component at the bottom applied to new energy vehicles. Background Art

[0002] New energy vehicles are powered by batteries, and the batteries can be charged. Currently, new energy vehicles are charged through charging piles. The charging pile is provided with a hand-held charging end, and the charging port of the hand-held charging end is inserted into the charging port of the new energy vehicle through manual operation.

[0003] The existing charging end has a large charging power, and a huge amount of heat will be generated in the inner cavity during operation. Therefore, it is necessary to design a charging end structure with good heat dissipation effect and high efficiency. Summary of the Utility Model

[0004] Based on this, in view of the problem of low heat dissipation efficiency of the existing charging end, it is necessary to provide a charging hand-held end with a heat dissipation component at the bottom applied to new energy vehicles.

[0005] To achieve the above object, the utility model provides the following technical solution: An air-cooled DC gun with a heat dissipation component at the bottom, including a charging end housing, a handle and a charging port. Among them, the charging port is provided with a DC terminal, and the joint of the DC terminal and the cable by crimping or welding adopts a potting process, which can effectively improve the protection level to reach Ip67.

[0006] A heat dissipation component, which is arranged at the bottom of the charging end housing, and is in a horizontal state with the ground when the charging end is charging. The heat dissipation component is used to discharge the heat in the inner cavity of the charging end housing to the outside of the charging end;

[0007] Among them, the heat dissipation component includes a fan. The inner cavity of the charging end housing is connected to the outside of the charging end through the fan, and a protective component is arranged outside the fan.

[0008] The heat inside the charging end is discharged through air cooling, and the cooling effect is good.

[0009] In a preferred example of the utility model, it can be further configured as follows: an installation groove is opened at the bottom of the charging end housing, the heat dissipation component is detachably arranged in the installation groove, and a heat dissipation hole communicating with the inner cavity of the charging end housing is opened at the top of the installation groove.

[0010] By adopting the above technical solution, the heat dissipation hole communicates the inner cavity of the charging end housing and the external space, which is convenient for heat dissipation.

[0011] In a preferred example of the utility model, it can be further configured as follows: a positioning groove for accommodating the fan is opened at the top of the installation groove, and the fan is detachably arranged, and the fan covers the heat dissipation hole.

[0012] In a preferred embodiment, the present utility model can be further configured as follows: the protective member includes a protective cover at the bottom of the installation groove, and the protective cover is detachably arranged.

[0013] By adopting the above technical solution, the protective cover is used to protect the fan and prevent it from being damaged.

[0014] In a preferred embodiment, the present utility model can be further configured as follows: a plurality of groups of ventilation holes are formed in the end face of the protective cover, the protective cover is provided with a buckle, and a clamping groove adapted to the buckle is formed at the top of the installation groove.

[0015] By adopting the above technical solution, the installation of the protective cover is convenient.

[0016] In a preferred embodiment, the present utility model can be further configured as follows: screw holes are formed in the end face of the protective cover, screws are arranged in the screw holes, and the screws pass through the screw holes and are threadedly connected to the top of the installation groove.

[0017] In summary, the present utility model includes at least one of the following beneficial technical effects:

[0018] By arranging a heat dissipation member at the bottom of the charging end housing, rapid heat dissipation of the inner cavity of the charging end housing can be achieved. At the same time, the heat dissipation member is arranged at the bottom of the charging end housing, which can prevent rainwater from entering during charging and will not affect the fan. The structure is simple and the practical effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0020] Figure 1 is a schematic structural diagram of the present utility model;

[0021] Figure 2 is an exploded view of the heat dissipation member of the present utility model;

[0022] Figure 3 is a schematic structural diagram inside the installation groove of the present utility model;

[0023] Figure 4 is a schematic structural diagram of the protective cover of the present utility model.

[0024] In the drawings:

[0025] 1. Charging end housing; 11. Handle; 12. Charging port; 13. Installation groove; 131. Positioning groove; 132. Clamping groove; 14. Heat dissipation hole; 2. Heat dissipation member; 21. Fan; 22. Protective cover; 221. Buckle; 222. Screw hole; 223. Ventilation hole. Detailed implementation mode

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with 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 making creative efforts shall fall within the protection scope of the present utility model.

[0027] In Figures 1-4 In the illustrated embodiment, the present utility model provides a technical solution: an air-cooled DC gun with a heat dissipation member at the bottom, including a charging end housing 1, a handle 11, and a charging port 12. The charging port is provided with a DC terminal, and the crimping or welding part of the DC terminal and the cable adopts a potting process, which can effectively improve the protection level to reach IP67.

[0028] An installation groove 13 is opened at the bottom of the charging end housing 1, and a heat dissipation hole 14 communicating with the inner cavity of the charging end housing 1 is opened at the top of the installation groove 13.

[0029] The heat dissipation member 2: is detachably arranged in the installation groove 13, and when the charging end is charging, the heat dissipation member 2 is in a horizontal state with the ground. The heat dissipation member 2 is used to discharge the heat in the inner cavity of the charging end housing 1 to the outside of the charging end.

[0030] The structure of the heat dissipation member 2 includes a fan 21. The inner cavity of the charging end housing 1 is connected to the outside of the charging end through the fan 21. A protective cover 22 is arranged at the bottom of the installation groove 13 outside the fan 21.

[0031] A positioning groove 131 for accommodating the fan 21 is opened at the top of the installation groove 13, and the fan 21 is detachably arranged by screws. The fan 21 covers the heat dissipation hole 14.

[0032] A protective cover 22 is arranged at the bottom of the installation groove 13. Multiple groups of ventilation holes 223 are opened on the end face of the protective cover 22. The protective cover 22 is provided with a buckle 221. A clamping groove 132 adapted to be clamped with the buckle 221 is opened at the top of the installation groove 13. And a screw hole 222 is opened on the end face of the protective cover 22. A screw is arranged in the screw hole 222, and the screw passes through the screw hole 222 and is threadedly connected to the top of the installation groove 13.

[0033] Next, the specific working principle of the present utility model will be elaborated in detail: The fan 21 is fixedly installed in the positioning groove 131 by screws. The fan 21 is electrically connected to the charging end. When the charging end housing 1 works, the fan 21 works simultaneously. The protective cover 22 is installed at the bottom of the installation groove 13, the buckle 221 is clamped with the clamping groove 132, and the protective cover 22 is locked at the bottom of 13 by a screw passing through the screw hole 222.

[0034] When the charging end is working, the fan 21 is powered on, and the heat in the inner cavity of the charging end housing 1 is dissipated to the outside through the heat dissipation holes 14.

[0035] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An air-cooled DC gun with a heat sink at the bottom, comprising a charging end housing (1), a handle (11) and a charging port (12), characterized in that: A heat sink (2), the heat sink (2) being arranged at the bottom of the charging terminal housing (1), and the heat sink (2) being in a horizontal position with the ground when the charging terminal is charging, the heat sink (2) being used to discharge the heat in the inner cavity of the charging terminal housing (1) to the outside of the charging terminal; The heat sink (2) comprises a fan (21), the inner cavity of the charging terminal housing (1) is connected to the outside of the charging terminal via the fan (21), and a protective element is provided on the outside of the fan (21).

2. According to claim 1, an air-cooled DC gun with a heat sink at the bottom, characterized in that: The bottom of the charging terminal housing (1) is provided with a mounting groove (13), the heat sink (2) is detachably arranged in the mounting groove (13), and the top of the mounting groove (13) is provided with a heat dissipation hole (14) which is in communication with the inner cavity of the charging terminal housing (1).

3. According to claim 2, an air-cooled DC gun with a heat sink at the bottom, characterized in that: A positioning groove (131) for accommodating a fan (21) is provided at the top of the installation groove (13), and the fan (21) is detachably arranged, and the fan (21) covers the heat dissipation hole (14).

4. According to claim 1, the air-cooled DC gun with a heat sink at the bottom is characterized in that: The protective member comprises a protective cover (22) located at the bottom of the installation groove (13), and the protective cover (22) is detachably arranged.

5. The air-cooled DC gun with a heat sink at the bottom according to claim 4, characterized in that: The end surface of the protective cover (22) is provided with a plurality of ventilation holes (223), the protective cover (22) is provided with a buckle (221), and the top of the installation slot (13) is provided with a clamping slot (132) that is clamped and matched with the buckle (221).

6. The air-cooled DC gun with a heat sink at the bottom according to claim 5, characterized in that: The end surface of the protective cover (22) is provided with a screw hole (222), a screw is arranged in the screw hole (222), and the screw passes through the screw hole (222) and is threadedly connected to the top of the installation groove (13).

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