Heat dissipation framework for external discharger of new energy vehicle

Abstract

The utility model discloses a heat dissipation framework for an external discharger of a new energy vehicle, and particularly relates to the technical field of power utilization management of the new energy vehicle, the heat dissipation framework comprises an injection molding shell, one end of the injection molding shell is fixedly connected with a direct current discharge gun head, and the front side and the rear side of the outer side of the injection molding shell are provided with waists; the inverter is fixedly mounted on the inner side of the injection molding shell; and the alternating-current socket is fixedly mounted on the side, opposite to the direct-current discharge gun head, of the inverter. According to the utility model, a radiating fan in the long side direction of the radiating fin of the inverter is omitted, and a groove is milled in the short side direction of the radiating fin to completely embed the radiating fan, so that the long sides of the inverter are reduced, the utilization rate of the fan is improved, the windward area of the radiating fin is increased, and the heat exchange efficiency is improved; the lower holding part is sunk, and the holding part is pasted with adhesive sticker leather, so that the holding feeling is further improved, the anti-skid effect is improved, and the heat dissipation structure of the external discharger is small, exquisite, attractive and portable.

Description

Technical Field

[0001] The utility model relates to the technical field of power management of new energy vehicles, and in particular to a heat dissipation structure of an external discharger of a new energy vehicle. Background Art

[0002] In the past few years, exquisite camping has become a way for people to escape from the city and embrace nature. From special knives, lamps, tableware, to hand-brewed coffee sets designed specifically for camping, camping has become a big project like moving. However, as our understanding of camping gradually deepens, the way to play camping has become more diverse - lightweight camping has come into being. Simpler equipment and more functional utensils have become the keywords of lightweight camping. If moving-style camping has opened up the trend of exquisite camping, then lightweight camping has opened up another new world. In addition to meeting the needs of traveling light and reducing the weight of equipment, you can actually go further and see more mountain and river scenery.

[0003] Therefore, a portable external discharge device for new energy vehicles is in urgent need of research, which can be adapted to 99% of new energy vehicles on the market that do not have an external discharge device, and can meet the portable power usage scenarios such as camping and rescue. Utility Model Content

[0004] The purpose of the utility model is to provide a heat dissipation structure for an external discharger of a new energy vehicle to solve the above-mentioned background technical problems.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat dissipation structure for an external discharger of a new energy vehicle, comprising: an injection molded shell, one end of which is fixedly connected to a DC discharge gun head, and waists are arranged on the front and rear sides of the outer side of the injection molded shell;

[0006] An inverter, wherein the inverter is fixedly mounted on the inner side of the injection-molded shell;

[0007] An AC socket, which is fixedly installed on the opposite side of the inverter and the DC discharge gun head;

[0008] A functional component is installed on the inverter and is used to reduce the volume of the inverter.

[0009] Preferably, the functional component includes a heat sink fixedly mounted on the inverter, a cooling fan fixedly mounted on one side of the heat sink, the functional component also includes a power board and a control board fixedly mounted on the rear side of the inverter, and an upper PCB is also arranged above the inverter.

[0010] Preferably, a sink groove is provided at the bottom of the injection-molded shell, and a self-adhesive rubber sheet is pasted on the inner side of the sink groove.

[0011] Preferably, the waist is recessed toward the inner side of the book plastic shell, and a heat dissipation groove is provided on the waist.

[0012] Preferably, a display screen and a switch button are also fixedly connected to the upper PCB.

[0013] Preferably, a fixing groove is provided on the heat sink, and the heat dissipation fan is located inside the fixing groove.

[0014] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0015] By eliminating the cooling fan on the long side of the inverter heat sink and milling a groove on the short side of the heat sink to completely embed the cooling fan, the long side of the inverter is reduced, the fan utilization rate is improved, the windward area of ​​the heat sink is increased, and the heat exchange efficiency is improved; by making the control board and the power board separately as vertical plug-ins, the occupied area on the bottom plate is reduced, and the short side of the inverter is further reduced; using a stacking structure, the display screen and switch buttons are integrated on a PCB and stacked on the upper layer of the inverter, which does not occupy the long and wide space and provides a good and unobstructed air duct environment; by waisting the shell, the hand-held grip is increased and the visual experience is smaller; at the same time, by sinking the handshake part below the shell and sticking a self-adhesive handshake, the hand-held grip is further increased and the anti-slip effect is increased, so that the heat dissipation architecture of the external discharger can achieve the purpose of being small, beautiful and portable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall structure (hidden injection molded shell) of the utility model;

[0019] Figure 3 This is a schematic diagram of the overall structure of the utility model from another perspective (with the injection molded shell hidden);

[0020] Figure 4 It is a schematic diagram of the overall structure of the utility model from another perspective.

[0021] Description of reference numerals:

[0022] 1. Injection molded shell; 2. DC discharge gun head; 3. Inverter; 4. AC socket; 5. Heat sink; 6. Cooling fan; 7. Power board; 8. Control board; 9. Upper PCB; 10. Waist; 11. Self-adhesive rubber sheet. DETAILED DESCRIPTION

[0023] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0024] The utility model provides Figure 1-Figure 4 A new energy vehicle external discharger heat dissipation architecture shown includes: an injection molded shell 1, one end of the injection molded shell 1 is fixedly connected to a DC discharge gun head 2, and the outer front and rear sides of the injection molded shell 1 are provided with a waist 10; an inverter 3, the inverter 3 is fixedly installed on the inner side of the injection molded shell 1; an AC socket 4, the AC socket 4 is fixedly installed on the opposite side of the inverter 3 and the DC discharge gun head 2, and the DC discharge gun head 2 and the AC socket 4 are respectively used to connect the car charging port and the external socket to realize the external discharge function of the new energy vehicle; a functional component, the functional component is installed on the inverter 3, and the functional component is used to reduce the volume of the inverter 3.

[0025] Furthermore, the functional component includes a heat sink 5 fixedly mounted on the inverter 3, a cooling fan 6 fixedly mounted on one side of the heat sink 5, and the functional component also includes a power board 7 and a control board 8 fixedly mounted on the rear side of the inverter 3. An upper PCB 9 is also provided above the inverter 3. The cooling fan 6 on the long side direction of the heat sink 5 on the inverter 3 is cancelled, and a fixed groove is milled in the short side direction of the heat sink 5 to completely embed the cooling fan 6. The advantage of this is that the long side of the inverter 3 is reduced by 25 mm, the utilization rate of the cooling fan 6 is nearly 100%, and the windward area of ​​the heat sink 5 can be increased to improve the heat exchange efficiency.

[0026] Furthermore, a sink groove is provided at the bottom of the injection molded shell 1, and a self-adhesive rubber sheet 11 is pasted on the inner side of the sink groove. The depth of the sink groove is 0.5 mm. The self-adhesive rubber sheet 11 is pasted on the handle to further increase the hand-held grip and prevent slipping.

[0027] Furthermore, the waist 10 is recessed toward the inner side of the injection-molded shell 1 , and a heat dissipation groove is provided on the waist 10 to maintain internal and external airflow and improve the heat dissipation effect.

[0028] Furthermore, a display screen and a switch button are fixedly connected to the upper PCB9. Using a stacking structure, the display screen and the switch button are integrated on an upper PCB9 and stacked on the upper layer of the inverter. This does not take up the length and width of the space and provides a good and unobstructed air duct environment.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A heat dissipation structure for external dischargers of new energy vehicles, characterized in that: include: An injection-molded shell (1), one end of the injection-molded shell (1) being fixedly connected to a DC discharge gun head (2), and waists (10) being arranged on the front and rear sides of the outer side of the injection-molded shell (1); An inverter (3), wherein the inverter (3) is fixedly mounted on the inner side of the injection molded shell (1); An AC socket (4), wherein the AC socket (4) is fixedly mounted on the opposite side of the inverter (3) and the DC discharge gun head (2); A functional component is mounted on an inverter (3), and is used to reduce the volume of the inverter (3).

2. According to claim 1, a new energy vehicle external discharger heat dissipation architecture is characterized by: The functional component comprises a heat sink (5) fixedly mounted on the inverter (3), a cooling fan (6) fixedly mounted on one side of the heat sink (5), and the functional component further comprises a power board (7) and a control board (8) fixedly mounted on the rear side of the inverter (3), and an upper PCB (9) is also arranged above the inverter (3).

3. According to claim 1, a new energy vehicle external discharger heat dissipation architecture is characterized by: The bottom of the injection-molded shell (1) is provided with a sinking groove, and a self-adhesive rubber sheet (11) is pasted on the inner side of the sinking groove.

4. The heat dissipation structure of the external discharger of a new energy vehicle according to claim 3 is characterized by: The waist (10) is recessed toward the inner side of the book plastic shell (1), and a heat dissipation groove is provided on the waist (10).

5. The heat dissipation structure of the external discharger of a new energy vehicle according to claim 2 is characterized by: The upper PCB (9) is also fixedly connected with a display screen and a switch button.

6. The heat dissipation structure of the new energy vehicle external discharger according to claim 2 is characterized by: The heat sink (5) is provided with a fixing groove, and the heat dissipation fan (6) is located inside the fixing groove.

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