CN108366514B - A three-in-one system layout structure - Google Patents

Abstract

The invention provides a three-in-one system arrangement structure, which enables three parts of a controller, a charger and a DC/DC module to be combined into an integral structure, and has a shared air cooling structure, a compact structure and high working efficiency. The novel heat dissipation device comprises an upper box body and a lower box body, wherein the lower end face of the upper box body is fixedly connected with the upper end face of the lower box body, a controller element is integrated in the inner cavity of the upper box body, a charger and a DC/DC module are arranged in the inner cavity of the lower box body, a concave heat dissipation cavity is arranged on the lower end face of the upper box body, two sides of the heat dissipation cavity are respectively communicated with an external space at least partially, a plurality of downward convex first heat dissipation fins are arranged in the heat dissipation cavity of the upper box body, a spacing space is reserved between every two adjacent first heat dissipation fins, a plurality of upward convex second heat dissipation fins are respectively arranged at positions of the upper end face of the lower box body corresponding to the heat dissipation cavity, and each second heat dissipation fin is arranged in the spacing space formed by the adjacent first heat dissipation fins.

Description

A three-in-one system layout structure

technical field

The invention relates to the technical field of automobile power assembly, in particular to a three-in-one system layout structure.

Background technique

The existing automobile powertrain part includes a controller part, a charger part, and a DC/DC part, which are scattered in the control system part of the car, and each part needs to be equipped with independent cooling fins, which occupy a large space , and due to the decentralized arrangement, its overall work efficiency is relatively low.

Contents of the invention

In view of the above problems, the present invention provides a three-in-one system layout structure, which makes the three parts of the controller, charger, and DC/DC module combined to form an overall structure, and shares the air-cooling structure, which has a compact structure and high working efficiency.

A three-in-one system layout structure, characterized in that it includes an upper box and a lower box, the lower end surface of the upper box and the upper end surface of the lower box are tightly connected, and the upper box A controller element is integrated in the inner cavity of the lower box body, a charger and a DC/DC module are arranged in the inner cavity of the lower box body, and a concave heat dissipation cavity is arranged on the lower end surface of the upper box body, and the heat dissipation cavity Both sides of the cavity are at least partly communicated with the external space, and the heat dissipation cavity of the upper box is provided with a plurality of downward convex first heat dissipation fins, and there is a space between adjacent first heat dissipation fins. The upper end surface of the lower box is respectively provided with a number of convex second heat dissipation fins corresponding to the position of the heat dissipation cavity, and each of the second heat dissipation fins is arranged on the adjacent first heat dissipation fin In the formed interval space, the upper box body and the lower box body are respectively provided with a number of external air duct fixing holes on the penetrating side corresponding to the heat dissipation cavity, and the external air duct fixing holes are used to connect the air duct position is fixed.

It is further characterized in that: the lower part of the lower box is provided with a concave cavity, the upper end surface of the inner cavity is provided with a motor high-voltage electrical connection port, and the upper end surface of the concave cavity is respectively arranged with several motors. Connecting bolt holes, the inner cavity is used to fasten the corresponding motor, and the setting of the inner concave cavity makes the installation space of the motor integrated with the whole system, ensuring convenient and fast installation;

A number of external fixing bolt holes are arranged on the lower end surface of the non-indented cavity part of the lower box for fixing the entire system structure;

A charger is arranged in the corresponding cavity of the lower box corresponding to the concave cavity, and a DC/DC module is arranged in another cavity part of the lower box;

The end face of the lower box corresponding to the DC/DC module is provided with corresponding DCDC negative output interface, DCDC positive output interface, control line interface, sub-controller negative output interface, sub-controller positive output interface, negative high voltage Input interface, positive high voltage input interface, air conditioner output interface, to ensure the corresponding electrical output and input;

The lower end surface of the upper box and the upper end surface of the lower box are fastened and connected by corresponding bolts;

The shape and area of the lower end surface of the upper box and the upper end surface of the lower box are the same to ensure convenient and fast alignment during installation;

The second heat dissipation fins and the first heat dissipation fins are sequentially inserted and staggered in the corresponding heat dissipation cavity, and there is a heat dissipation space between the second heat dissipation fins and the adjacent first heat dissipation fins to ensure that the overall cooling effect.

After adopting the present invention, the upper box body and the lower box body are combined to form an overall structure, and the heat dissipation cavity is shared, and the corresponding external air duct fixing holes are set on the same side, which makes the three parts of the controller, the charger, and the DC/DC module Combined to form an overall structure, share the air-cooled structure, its structure is compact, and its work efficiency is high.

Description of drawings

Fig. 1 is a schematic diagram of a perspective view structure of the present invention;

Fig. 2 is a schematic structural diagram of the left view of Fig. 1;

Fig. 3 is a rear view structural schematic diagram of Fig. 1;

Fig. 4 is the bottom view structure diagram of Fig. 1;

The names corresponding to the serial numbers in the figure are as follows:

Upper box body 1, lower box body 2, heat dissipation cavity 3, first heat dissipation fin 4, second heat dissipation fin 5, external air duct fixing hole 6, inner concave cavity 7, motor high-voltage electrical connection port 8, motor Connecting bolt hole 9, external fixing bolt hole 10, DCDC negative output interface 11, DCDC positive output interface 12, control line interface 13, sub-controller negative output interface 14, sub-controller positive output interface 15, negative high voltage input interface 16, Positive high voltage input interface 17, air conditioner output interface 18, bolt 19.

Detailed ways

A three-in-one system layout structure, see Figure 1-Figure 4: it includes an upper box body 1, a lower box body 2, the lower end surface of the upper box body 1 and the upper end surface of the lower box body 2 are fastened and connected, and the upper box body The inner cavity of the body 1 is integrated with controller components, the inner cavity of the lower box 2 is arranged with a charger and a DC/DC module, and the lower end surface of the upper box 1 is provided with an upwardly concave cooling cavity 3, and the cooling cavity The two sides of the body 3 are at least partly communicated with the external space, and the heat dissipation cavity 3 of the upper box body 1 is provided with a number of downwardly convex first heat dissipation fins 4, and there is a space between adjacent first heat dissipation fins 4 , the upper end surface of the lower box 2 is respectively provided with a number of convex second heat dissipation fins 5 corresponding to the position of the heat dissipation cavity 3, and each second heat dissipation fin 5 is arranged on the adjacent first heat dissipation fin 4 In the formed interval space, the upper box body 1 and the lower box body 2 are respectively provided with a plurality of external air duct fixing holes 6 on the penetrating side corresponding to the heat dissipation cavity 3, and the external air duct fixing holes 6 are used to connect the air duct The position is fixed.

The lower part of the lower box body 2 is provided with an inner concave cavity 7, and the upper end surface of the inner cavity cavity 7 is provided with a motor high-voltage electrical connection port 8, and the upper end surface of the inner concave cavity 7 is respectively arranged with a number of motor connection bolt holes 9. The cavity body 7 is used to fasten the corresponding motor, and the setting of the concave cavity body 7 makes the installation space of the motor integrated with the whole system, ensuring convenient and fast installation;

A number of external fixing bolt holes 10 are arranged on the lower end surface of the non-indented cavity part of the lower box 2 for fixing the entire system structure;

The corresponding cavity of the lower box 2 corresponding to the inner concave cavity 7 is provided with a charger, and the other cavity part of the lower box 2 is provided with a DC/DC module;

The corresponding DCDC negative output interface 11, DCDC positive output interface 12, control line interface 13, sub-controller negative output interface 14, and sub-controller positive output interface 15 are provided on the end face of the lower box corresponding to the DC/DC module. , Negative high voltage input interface 16, positive high voltage input interface 17, air conditioner output interface 18, to ensure the corresponding electrical output and input;

The lower end surface of the upper box body 1 and the upper end surface of the lower box body 2 are fastened and connected by corresponding bolts 19;

The shape and area of the lower end surface of the upper box body 1 and the upper end surface of the lower box body 2 are the same to ensure convenient and fast alignment during installation;

The second heat dissipation fins 5 and the first heat dissipation fins 4 are sequentially inserted and staggered in the corresponding heat dissipation cavity 3, and there is a heat dissipation space between the second heat dissipation fins 5 and the adjacent first heat dissipation fins 4, Ensure the overall cooling effect.

After adopting the present invention, the upper box body and the lower box body are combined to form an overall structure, and the heat dissipation cavity is shared, and the corresponding external air duct fixing holes are set on the same side, which makes the three parts of the controller, the charger, and the DC/DC module Combined to form an overall structure, share the air-cooled structure, its structure is compact, and its work efficiency is high.

The specific embodiments of the present invention have been described in detail above, but the contents are only preferred embodiments of the present invention, and cannot be considered as limiting the implementation scope of the present invention. All equal changes and improvements made according to the application scope of the present invention shall still belong to the scope covered by this patent.

Claims (8)

1. A three-in-one system arrangement structure, characterized in that: the novel heat dissipation device comprises an upper box body and a lower box body, wherein the lower end face of the upper box body is fixedly connected with the upper end face of the lower box body, a controller element is integrated in the inner cavity of the upper box body, a charger and a DC/DC module are arranged in the inner cavity of the lower box body, a concave heat dissipation cavity is arranged on the lower end face of the upper box body, two sides of the heat dissipation cavity are respectively communicated with an external space at least partially, a plurality of first heat dissipation fins protruding downwards are arranged in the heat dissipation cavity of the upper box body, a spacing space is reserved between every two adjacent first heat dissipation fins, a plurality of second heat dissipation fins protruding upwards are respectively arranged at positions of the upper end face of the lower box body corresponding to the heat dissipation cavity, each second heat dissipation fin is arranged in the spacing space formed by the adjacent first heat dissipation fins, and a plurality of external air duct fixing holes are respectively arranged on one penetrating sides of the upper box body and the lower box body corresponding to the heat dissipation cavities.

2. A three-in-one system arrangement as in claim 1, wherein: the lower part of the lower box body is provided with an inner concave cavity body, the upper end face of the inner concave cavity body is provided with a motor high-voltage electric connector, the upper end face of the inner concave cavity body is respectively provided with a plurality of motor connecting bolt holes, and the inner cavity body is used for being fixedly connected with a corresponding motor.

3. A three-in-one system arrangement as claimed in claim 2, wherein: and a plurality of external fixing bolt holes are arranged on the lower end face of the part, which is not the inner concave cavity body, of the lower box body.

4. A three-in-one system arrangement as claimed in claim 2, wherein: and a charger is arranged in a corresponding cavity of the lower box body corresponding to the inner cavity body, and a DC/DC module is arranged in the other cavity part of the lower box body.

5. A three-in-one system arrangement as in claim 4, wherein: the end face of the lower box body corresponding to the DC/DC module is respectively provided with a corresponding DCDC negative electrode output interface, a DCDC positive electrode output interface, a control line interface, a secondary controller negative electrode output interface, a secondary controller positive electrode output interface, a negative electrode high voltage input interface, a positive electrode high voltage input interface and an air conditioner output interface.

6. A three-in-one system arrangement as in claim 1, wherein: the lower end face of the upper box body is fastened and connected with the upper end face of the lower box body through corresponding bolts.

7. A three-in-one system arrangement as in claim 6, wherein: the shape and the area of the lower end face of the upper box body are the same as those of the area of the upper end face of the lower box body.

8. A three-in-one system arrangement as in claim 1, wherein: the second radiating fins and the first radiating fins are sequentially arranged in a staggered manner in the corresponding radiating cavities, and radiating spaces are reserved between the second radiating fins and the adjacent first radiating fins.