CN207625322U - A kind of shell for onboard charger and a kind of onboard charger - Google Patents

Abstract

The utility model discloses a kind of shells for onboard charger, the bad technical problem of the shell heat dissipation effect for solving onboard charger in the prior art.The shell includes main casing, and several connector mounting bases are provided on the side wall of the main casing, several radiating fins are provided on the main casing top, and the radiating fin is arranged radially, and the radiating fin center is provided with the groove of installation fan.The utility model improves the arrangement mode of radiating fin, improves the heat dissipation effect of shell.The invention also discloses a kind of onboard chargers, are mounted with above-mentioned shell.

Description

A shell for a car charger and a car charger

technical field

The utility model relates to the field of chargers, in particular to a shell for a vehicle charger. The utility model also relates to a vehicle charger.

Background technique

The development of new energy electric vehicles has attracted much attention, and on-board chargers are essential equipment for connecting external power sources and power batteries.

The on-board charger includes a casing, and connectors such as input, output, and signal are arranged on the side wall of the casing, and cooling fins are usually arranged on the top of the casing.

The heat dissipation fins in the prior art are usually arranged parallel to each other, distributed along the short side or long side of the casing, and the air inlets are directed in the same direction. The heat dissipation effect of this type of heat dissipation fin is not ideal.

Utility model content

Aiming at the above-mentioned problems in the prior art, the utility model provides a housing for a vehicle charger, which improves the arrangement of the cooling fins and improves the cooling effect of the housing.

The utility model also provides a vehicle charger, which is installed with the above-mentioned shell for the vehicle charger.

In order to achieve the above object, the technical solution of the utility model is achieved in that:

The utility model provides a casing for a vehicle charger, which includes a main casing, a plurality of connector mounting seats are arranged on the side wall of the main casing, and a plurality of cooling fins are arranged on the top of the main casing. The cooling fins are radially arranged, and a groove for installing a fan is arranged in the center of the cooling fins.

Preferably, the main housing is rectangular, and the mounting base is arranged on the same side wall of the main housing;

The mounting seat includes a boss, a through hole is arranged in the center of the boss, and several threaded holes are arranged on the edge of the boss.

Preferably, several bosses are arranged in the groove, threaded holes are arranged in the bosses for installing and fixing the fan, and threading holes are arranged on the top of the main housing for passing the power cord or control of the fan. Wire.

Preferably, reinforcing ribs are provided on opposite side walls of the main housing.

Preferably, protruding support arms are symmetrically provided on opposite side walls of the main housing, and the vehicle charger is mounted and fixed through the support arms.

Preferably, an installation hole is provided on the side wall of the main housing for installing the breather valve.

Preferably, a blind hole for installing the ground wire is provided on the side wall of the main housing next to the mounting seat.

Preferably, an opening is provided under the main housing, a bottom plate is provided at the opening, a sealant is provided on the combined edge of the bottom plate and the main housing, and then bolts are provided to combine the bottom plate and the main shell.

Preferably, reinforcing ribs are provided on the bottom plate.

The utility model also provides a vehicle charger, including the above-mentioned shell for the vehicle charger.

The housing for the vehicle charger provided with the above structure has the following advantages:

The arrangement of the cooling fins in the utility model is radial, and the air inlet angle is evenly distributed at 360 degrees, which is more conducive to the air inlet and can significantly improve the heat dissipation effect.

In the utility model, the mounting seat is arranged on the same side wall of the main housing, so that the casting mold can be adjusted conveniently and the manufacturing cost is reduced.

The car charger with the above structure has the following advantages:

The utility model has better heat dissipation performance and prolongs the service life of the product; the outer shell is easy to die-cast and form, and the manufacturing cost is reduced.

Description of drawings

Fig. 1 is the front view of the shell in the utility model embodiment;

Fig. 2 is the rear view of the shell in the utility model embodiment;

Fig. 3 is the left side view of the shell in the utility model embodiment;

Fig. 4 is the right side view of the housing in the embodiment of the utility model;

Fig. 5 is a top view of the housing in the embodiment of the present invention;

Fig. 6 is the bottom view of the shell in the utility model embodiment;

Fig. 7 is a perspective view of the housing in the embodiment of the present invention;

Fig. 8 is a perspective view of the housing in the embodiment of the present invention;

Fig. 9 is the front view of the bottom plate in the embodiment of the utility model;

Fig. 10 is a top view of the bottom plate in the embodiment of the utility model;

Fig. 11 is a left view of the bottom plate in the embodiment of the present invention;

Fig. 12 is a bottom view of the housing in the embodiment of the present invention (excluding the bottom plate).

In the figure: 1. Main shell; 2. Bottom plate; 3. Cooling fins; 4. Ribs; 5. Support arms; Holes; 10. Threading holes; 11. Connecting parts; 12. Bosses; 13. Ribs; 14. Threaded holes.

Detailed ways

The design concept of the present utility model is:

The utility model improves the arrangement of the heat dissipation fins on the top of the casing, the arrangement of the heat dissipation fins is radial, and the air inlet angle is evenly distributed at 360 degrees, which is more conducive to the air inlet and can significantly improve the heat dissipation effect of the casing.

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings.

Example 1

As shown in Fig. 1, Fig. 2, Fig. 5, Fig. 6 is embodiment 1 of the present utility model, in this embodiment, the shell that is used for car charger, comprises main housing 1, and main housing 1 top is provided with Several heat dissipation fins 3 are radially arranged, and the center of the heat dissipation fins 3 is provided with a groove for installing a fan. After the fan is installed, it will not be higher than the top of the cooling fin 3 .

The radial heat fins 3 are uniformly distributed at 360 degrees for air intake, which is more conducive to air intake and speeds up heat dissipation. A part of the heat fins 3 can also extend into the bottom of the fan, also in order to improve the heat dissipation effect, for this reason the heat fins 3 need to be provided with gaps to avoid the fans.

The cooling fins 3 and the main shell 1 are integrally molded by die-casting, and the overall material of the shell is die-cast aluminum.

Four bosses 12 are arranged in the groove, and threaded holes are arranged in the bosses 12 for installing and fixing the fan. The boss 12 is molded integrally with the main housing 1 by die casting.

A threading hole 10 is provided on the top of the main casing 1 for passing the fan's power line or control line, and the threading hole 10 communicates with the inside of the main casing 1 . A sealing nut needs to be arranged at the threading hole 10, so that the sealing of the casing can be guaranteed.

As shown in Fig. 4, Fig. 7 and Fig. 8, several connector mounting seats 7 are arranged on the side wall of the main housing 1, and the mounting seats 7 include a boss, a through hole is arranged in the center of the boss, and a threaded hole is arranged on the side 14. The bosses are rectangular, and the central through-holes have different shapes, and are suitable for different types of connectors.

The main housing 1 is rectangular, and the mounting base 7 is only provided on the short side wall. This design can facilitate the adjustment of the casting mold. The casting mold is provided with a slide block to extrude the mounting seat 7. The main housing 1 only has the mounting seat 7 on the short side wall, and the casting mold is only provided with a sliding block on the corresponding side. block, if the model of the connector changes, it is only necessary to replace the slide block in the casting mold, and there is little adjustment to the casting mold.

Reinforcing ribs 4 are provided on opposite side walls of the main housing 1 , and the reinforcing ribs 4 can improve the structural strength of the main housing 1 . No reinforcing rib 4 is provided on the side wall where the mounting seat 7 is arranged and on the side wall opposite to it.

Protruding support arms 5 are arranged symmetrically on the opposite side walls of the main housing 1 , through which the on-board charger is mounted and fixed, and four sets of support arms 5 are arranged in total.

The support arm 5 is triangular, and three threaded holes are arranged in the axial direction, and bolts can be loaded during installation. The support arm 5 and the main housing 1 are formed integrally by die-casting.

As shown in FIG. 5 , FIG. 7 , and FIG. 8 , a ground wire installation blind hole 8 is provided on the side wall of the main housing 1 , and bolts are installed in the ground wire installation blind hole 8 to connect the ground wire. The blind hole 8 for installing the ground wire is not connected to the inside of the main casing 1 .

Since the shell is sealed during use, in order to adjust the internal and external pressure, as shown in Figure 2 and Figure 8, an installation hole 9 is also provided on the long side wall of the main housing 1, and the installation hole 9 is used to install the breather valve. The breather valve is a two-way breather valve, so that the pressure inside and outside of the main casing 1 is kept equal.

As shown in FIG. 6 , FIG. 7 , and FIG. 8 , an opening is provided under the main housing 1 , and a bottom plate 2 is provided at the opening, and the bottom plate 2 and the main housing 1 are combined by bolts. First, a sealant is provided on the combined edge of the bottom plate 2 and the main casing 1, and then bolts are installed to connect the combined bottom plate 2 and the main casing 1, so that the sealing of the casing can be guaranteed.

The side of the main housing 1 is provided with a number of connecting parts 6, which are provided with threaded holes, and the side of the base plate 2 is correspondingly provided with a number of connecting parts 11, which are provided with through holes. When the base plate 2 and the main housing 1 are combined, the Bolts are loaded into the connecting portion 11 and the connecting portion 6 .

As shown in FIG. 9 , FIG. 10 , and FIG. 11 , the base plate 2 is provided with reinforcing ribs, which can improve the structural strength of the base plate 2 . The bottom plate 2 is also molded by die casting.

Example 2

This embodiment provides an on-board charger, including the housing for the on-board charger described in Embodiment 1.

The car charger also includes at least the following components: a charging circuit is installed in the main housing 1, a fan is installed in the heat fin 3, and a connector is installed on the mount 7, including an input connector, an output connector and a signal connector. Wait, install vent valve in mounting hole 9.

The structure of the housing used for the on-board charger in this embodiment will not be described in detail here.

The above are only specific embodiments of the present utility model. Under the above-mentioned teaching of the present utility model, those skilled in the art can make other improvements or deformations on the basis of the above-mentioned embodiments. Those skilled in the art should understand that the above specific description is only to better explain the purpose of the utility model, and the protection scope of the utility model should be based on the protection scope of the claims.

Claims (10)

1. A housing for a car charger, comprising a main housing, a plurality of connector mounts are arranged on the side wall of the main housing, and a plurality of heat dissipation fins are arranged on the top of the main housing, and its characteristics That is, the heat dissipation fins are radially arranged, and a groove for installing a fan is arranged in the center of the heat dissipation fins. 2. The housing for a vehicle charger according to claim 1, wherein the main housing is rectangular, and the mounting base is arranged on the same side wall of the main housing; The mounting seat includes a boss, a through hole is arranged in the center of the boss, and several threaded holes are arranged on the edge of the boss. 3. The housing for a car charger as claimed in claim 1, wherein a plurality of bosses are arranged in the groove, threaded holes are arranged in the boss for installing and fixing a fan, and the main casing There is a threading hole on the top of the body for the power line or control line of the fan to pass through. 4. The housing for a vehicle charger according to claim 1, wherein reinforcing ribs are provided on opposite side walls of the main housing. 5. The housing for a car charger according to claim 1, wherein protruding support arms are symmetrically arranged on the opposite side walls of the main housing, and the car charger is installed and fixed through the support arms. device. 6 . The housing for the on-board charger according to claim 1 , wherein an installation hole is provided on the side wall of the main housing for installing the breather valve. 7 . 7 . The housing for a vehicle charger according to claim 1 , wherein a blind hole for installing a ground wire is provided on the side wall of the main housing next to the mounting seat. 8 . 8. The housing for a vehicle charger according to claim 1, wherein an opening is provided below the main casing, a bottom plate is provided at the opening, and a bottom plate is provided between the bottom plate and the main casing. A sealant is provided on the composite side, and then bolts are provided to connect and composite the bottom plate and the main casing. 9. The housing for the on-board charger according to claim 8, wherein the bottom plate is provided with reinforcing ribs. 10. An on-board charger, characterized in that it comprises the shell for the on-board charger according to any one of claims 1-9.