CN211429701U

CN211429701U - Power supply controller and electric automobile

Info

Publication number: CN211429701U
Application number: CN201921754405.9U
Authority: CN
Inventors: 闵攀; 宋彦明; 张超
Original assignee: Shenzhen Hopewind Electric Co Ltd
Current assignee: Shenzhen Hopewind Electric Co Ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-09-04
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a power supply controller and electric automobile, this power supply controller includes: the DC/DC module and the PDU module are integrated into an integral structure; a separate OBC module is also included. The power controller is of a double-layer structure, the DC/DC module and the PDU module are arranged into one layer, the OBC module is arranged into the other layer, and the double-layer structure is detachably electrically connected with one another. The structure of this application can satisfy different users' demand, has solved the diversified demand that both needs the trinity product of DC power supply converter, the on-vehicle charger module of OBC and PDU high voltage distribution box and need DC power supply converter and the two unification products of PDU high voltage distribution box on the market, and this kind of compatible design sharing structure has realized cost benefit maximize.

Description

Power supply controller and electric automobile

Technical Field

The utility model relates to an electric automobile field, concretely relates to electrical source controller and applied this electrical source controller's electric automobile.

Background

The power supply structure of the existing electric automobile mainly comprises the following 4 types: a DC/DC converter and an OBC (on-board charger) are integrated; the DC/DC converter, OBC (on-board charger) and PDU (high-voltage distribution box) are three-in-one; the MCU (motor controller), the DC/DC converter and the PDU (high-voltage distribution box) are combined into a whole; or the DC/DC converter, the OBC (on-board charger) and the PDU (high-voltage distribution box) are supplied independently, and the controller product integrating the DC/DC converter and the PDU (high-voltage distribution box) is not provided. And need not to use OBC (on-board charging) to the commodity circulation car of operation to charge, because the commodity circulation car of operation all has the fast charging of fixed point, consequently prior art lacks a power control solution that has the flexibility.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary of embodiments of the invention in order to provide a basic understanding of some aspects of the invention. It should be understood that the following summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is discussed later.

According to an aspect of the present application, there is provided a power controller and an electric vehicle, including: the device comprises a DC/DC module and a PDU module, wherein the DC/DC module and the PDU module are integrated into a whole structure.

Further, it also includes a stand-alone OBC module.

Preferably, the power controller is of a double-layer structure, the DC/DC module and the PDU module are arranged into one layer, the OBC module is arranged into the other layer, and the double-layer structure is detachably electrically connected with each other.

As a preferred aspect, the power supply controller includes:

the closed upper shell is internally provided with a direct-current power supply converter and a PDU high-voltage distribution box;

the top of the lower shell is matched with the bottom structure of the upper shell, so that the lower shell is detachably arranged at the bottom of the upper shell and forms an accommodating space;

the vehicle-mounted charger module is arranged in an accommodating space formed by the upper shell and the lower shell;

the first mounting bracket and the second mounting bracket are respectively matched with the bottom of the upper shell and the bottom structure of the lower shell, and when the lower shell is dismounted, the first mounting bracket is matched with the bottom of the upper shell; when the lower shell is installed, the second installation support is installed at the bottom of the lower shell in a matched mode.

In addition, the on-vehicle charger module is mounted by a flip-chip method.

Furthermore, a heat dissipation plate is installed at the bottom of the upper shell, and a heat dissipation water channel is arranged on the heat dissipation plate. After the lower shell is installed, the upper shell and the lower shell share the heat dissipation water channel.

Furthermore, the upper shell and the lower shell are sealed through a sealing ring after being installed.

Further, the upper shell and the lower shell are fixedly installed through fastening screws.

According to another aspect of the present application, an electric vehicle is also provided, and the electric vehicle includes the power supply controller of any one of the above aspects.

The patent provides a power supply three-in-one product divided into an upper layer structure and a lower layer structure, wherein the upper layer structure is a direct current power supply converter and PDU high-voltage distribution box integrated structure, and the lower layer structure is a vehicle-mounted charger module; when the vehicle-mounted charger module is not needed, the lower shell is not installed, and the installation support is directly additionally installed at the bottom of the upper shell, so that a power supply two-in-one product of the direct-current power supply converter and the PDU high-voltage distribution box is formed; after the upper shell and the lower shell and the vehicle-mounted charger module are installed, a direct-current power supply converter, a PDU high-voltage distribution box and a power supply three-in-one product of the vehicle-mounted charger module can be formed. Therefore, the structure of this application can satisfy different users' demand, both can sell as the two unification products of power, also can sell by the trinity product of power, both required direct current power supply converter (DC/DC converter) on having solved the market, the on-vehicle charger module of OBC and the trinity product of PDU high-voltage distribution box need the diversified demand of two unification products of direct current power supply converter (DC/DC converter) and PDU high-voltage distribution box again, and to product design this kind of compatible design sharing structure realization cost benefit maximize on its own. Meanwhile, the bottom of the upper shell is provided with the heat dissipation plate, the heat dissipation plate is provided with a heat dissipation water channel, and the upper shell and the lower shell share the heat dissipation water channel, so that the heat dissipation problem is further solved. In addition, through the compatible design of this structural layout, can improve the product commonality, can satisfy two kinds of demands of customer, two kinds of demands designs and integrates to a product and can save the mould expense, reduces development cost and material management cost.

Drawings

The invention may be better understood by referring to the following description in conjunction with the accompanying drawings, in which like reference numerals are used to designate like or similar parts throughout the figures thereof. The accompanying drawings, which are incorporated in and form a part of this specification, illustrate preferred embodiments of the present invention and, together with the detailed description, serve to explain the principles and advantages of the invention. In the drawings:

fig. 1 is an exploded schematic view of a three-in-one power supply controller of the present invention;

fig. 2 is an overall schematic diagram of the two-in-one power supply controller of the present invention;

fig. 3 is an overall schematic diagram of the three-in-one power supply controller of the present invention.

Detailed Description

Embodiments of the present invention will be described below with reference to the accompanying drawings. Elements and features described in one drawing or one embodiment of the invention may be combined with elements and features shown in one or more other drawings or embodiments. It should be noted that the figures and descriptions have omitted, for the sake of clarity, the representation and description of components and processes that are not relevant to the present invention and known to those of ordinary skill in the art. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

This application improves to the vehicle mounted power module that electric automobile field provided high voltage distribution for whole car, fuses the product that unifies more of a power of one set of system's solution of low pressure direct current power supply, battery quick charge.

The power supply controller of the present application includes a DC/DC module and a PDU module integrated into a unitary structure, and a separate OBC module. The power supply controller is designed to be of a double-layer structure, the DC/DC module and the PDU module are arranged to be one layer, the OBC module is arranged to be the other layer, and detachable electrical connection is arranged between the double-layer structure.

Specifically, referring to fig. 1, the power controller of the present invention includes: an upper case 1, a lower case 2, an in-vehicle charger module 3, and a mounting bracket 4. The upper case 1 and the lower case 2 constitute a double-layered structure of the power supply controller.

Wherein, upper casing 1 is the confined independent structure, is equipped with DC power supply converter and PDU high voltage distribution box in this upper casing.

The lower shell 2 is an optional mounting structure, and the top structure of the lower shell 2 is matched with the bottom structure of the upper shell 1, so that the lower shell 2 is detachably mounted at the bottom of the upper shell 1, and an accommodating space is formed; when the vehicle-mounted charger module 3 needs to be installed, the lower case is installed, and if the vehicle-mounted charger module 3 does not need to be installed, the lower case does not need to be installed. The in-vehicle charger module 3 is installed in the accommodation space formed by the upper case 1 and the lower case 2.

The first mounting bracket 7 is configured to mate with the bottom of the upper housing 1, and the second mounting bracket 4 is configured to mate with the bottom of the lower housing 2. When the lower shell 2 is not installed, the first installation bracket 7 is installed at the bottom of the upper shell 1 in a matching way; when the lower casing 2 is installed, the second mounting bracket 4 is installed in cooperation with the bottom of the lower casing 2.

In order to facilitate installation and improve heat dissipation performance, the heat dissipation devices of the upper and lower shells are arranged at the joint, so that the heat dissipation devices of the lower layer can share the heat dissipation device of the upper layer. In this embodiment, the bottom of the upper casing 1 is provided with a heat dissipation plate, the heat dissipation plate is provided with a heat dissipation water channel, and after the lower casing 2 is installed, the upper casing 1 and the lower casing 2 share the heat dissipation water channel. As a specific example, the in-vehicle charger module 3 may be mounted in an inverted manner to facilitate the upper and lower layers to share the heat dissipation water channel.

Further, the upper case 1 and the lower case 2 are mounted and sealed by a gasket 5. In this embodiment, the upper case 1 and the lower case 2 are fixedly mounted by fastening screws 6.

The utility model provides a trinity product of power, in with direct current power supply converter (DC/DC converter) and PDU high voltage distribution box integrated to the upper casing during the design, with OBC on-vehicle charger module and lower casing and installing support as the lower floor structure, the upper and lower floor structure is easily assembled and is extended more, simultaneously, upper and lower overall arrangement two sides are to pasting the middle heat dissipation water course, solve the heat dissipation problem. When the vehicle-mounted charger module 3 is not needed, the lower shell 2 is not installed, and the first installation support 7 is directly installed at the bottom of the upper shell 1, namely, the direct-current power supply converter and the power supply two-in-one product of the PDU high-voltage distribution box shown in the figure 2 are combined; after the upper and lower shells 2 and the vehicle-mounted charger module 3 are installed, a power supply three-in-one product of the direct-current power supply converter, the PDU high-voltage distribution box and the vehicle-mounted charger module 3 shown in the figure 3 can be formed. Through the compatible design of this structural layout, can improve the product commonality, can satisfy two kinds of demands of customer, two kinds of demands designs and integrates to a product and can save the mould expense, reduces development cost and material management cost.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.

While the present invention has been disclosed above by the description of specific embodiments thereof, it should be understood that all of the embodiments and examples described above are illustrative and not restrictive. Various modifications, improvements or equivalents to the invention may be devised by those skilled in the art within the spirit and scope of the appended claims. Such modifications, improvements and equivalents are also intended to be included within the scope of the present invention.

Claims

1. A power supply controller, comprising:

the DC/DC module and the PDU module are integrated into an integral structure;

also includes an independent OBC module;

the power controller is of a double-layer structure, the DC/DC module and the PDU module are arranged into one layer, the OBC module is arranged into the other layer, and the double-layer structure is detachably electrically connected with one another.

2. The power supply controller of claim 1, comprising:

3. The power supply controller of claim 2, wherein: the bottom of the upper shell is provided with a heat dissipation plate, and the heat dissipation plate is provided with a heat dissipation water channel.

4. The power supply controller of claim 3, wherein: after the lower shell is installed, the upper shell and the lower shell share the heat dissipation water channel.

5. The power supply controller of claim 2, wherein: the vehicle-mounted charger module is installed in an inverted mode.

6. The power supply controller of claim 2, wherein: the upper shell and the lower shell are sealed by a sealing ring after being installed.

7. The power supply controller of claim 2, wherein: the upper shell and the lower shell are fixedly installed through fastening screws.

8. An electric vehicle characterized by comprising a power supply controller according to any one of claims 1 to 7.