CN115632204A

CN115632204A - New energy automobile battery box of integrated wireless function of charging of modularization

Info

Publication number: CN115632204A
Application number: CN202211291786.8A
Authority: CN
Inventors: 杨帅; 熊栋; 陈涛; 宋金庄; 叶国强
Original assignee: Ningbo Xintai Machinery Co Ltd
Current assignee: Ningbo Xintai Machinery Co Ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-01-20

Abstract

The invention belongs to the technical field of battery boxes, and provides a novel energy automobile battery box with a modularized integrated wireless charging function. The invention has the advantages that the wireless module is integrated into the battery box as an integral module assembly, meanwhile, the original cooling plate of the wireless module is omitted by means of the water cooling plate of the battery box, in addition, the high strength of the composite bottom guard plate of the battery box is exerted, the complex forming can be realized, the advantage of no magnetic field interference is realized, the cost of the wireless module is reduced, the wider installation space is provided, and the additional value of the battery box is improved at the same time through the integration of the wireless receiver and the battery box.

Description

New energy automobile battery box of integrated wireless function of charging of modularization

Technical Field

The invention belongs to the technical field of battery boxes, and relates to a new energy automobile battery box integrating a wireless charging function in a modularized manner.

Background

In order to save energy and reduce environmental pollution, electric automobiles are widely popularized in various countries in the world. Due to the limitation of battery capacity, charging infrastructure and other conditions, the charging problem becomes the most important bottleneck problem in the development process of the electric vehicle, and the wireless charging technology can solve the interface limitation, safety problem and the like faced by the traditional conduction charging, so that the wireless charging technology gradually develops into the main mode of charging the electric vehicle. However, static wireless charging and wired charging also have the problems of frequent charging, short driving range, large battery consumption, high cost and the like. Especially for the public transport vehicles such as electric buses, the continuous cruising ability is particularly important. Under such a background, a dynamic wireless charging technology for an electric vehicle has been developed, and energy supply is provided to a running electric vehicle in real time in a non-contact manner. The electric automobile wireless charging technology transmits electric energy to a vehicle receiving end electric energy pickup mechanism which runs in a certain range on the ground in a high-frequency alternating magnetic field mode through a power supply guide rail buried under the ground, and then the electric energy pickup mechanism supplies power to vehicle-mounted energy storage equipment, so that the electric automobile can carry a small number of battery packs, the endurance mileage of the electric automobile is prolonged, and meanwhile, the electric energy supply change is safe and convenient. The main parameter indexes of the dynamic wireless power supply technology include electric energy transmission distance, power, efficiency, coupling mechanism lateral shifting adaptability, electromagnetic compatibility and the like. Therefore, the development of a dynamic wireless power supply system with high power, high efficiency, strong lateral movement adaptability, low electromagnetic radiation and moderate cost becomes a current main research hotspot of various large research institutions at home and abroad. The development of new energy industry, especially the rapid growth of pure electric vehicles, inevitably puts higher demands on the diversification and convenience of the charging mode of the electric vehicles. Wireless charging technology is as a new emerging technology, the commercialization operation is mainly applied to the cell-phone, the computer, on the charging of miniwatt equipment such as walkman, still be a brand-new notion in the electric automobile field, along with the maturity of wireless charging technology, electric automobile will be the market that wireless charging equipment has the most potentiality, current car wireless receiver is installed in preceding sub vehicle frame more, its design space limitation is big, especially it is higher to coil laying area restriction, to the future more high-power, the wireless charging application scene of big coil, its design space's limitation is bigger, and the wireless module of charging does not realize the modularization installation, the installation is troublesome, installation cost has been improved.

Disclosure of Invention

The invention aims to solve the technical problem and provides a new energy automobile battery box integrating a wireless charging function in a modularization mode, a wireless module is modularized and integrated into the battery box, the wider design space of the battery box in the XY direction is fully played, and meanwhile the added value of the new energy battery box is greatly improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an integrated wireless charging function's of modularization new energy automobile battery box, a serial communication port, includes battery case frame, water-cooling board, end backplate and wireless module from top to bottom in proper order, the water-cooling board be located the bottom of battery case frame, end backplate is located water-cooling board lower part, end backplate on have the accommodation space that supplies wireless module to place, wireless module install in accommodation space as integral module assembly.

In foretell integrated wireless charging function's of modularization new energy automobile battery box, wireless module including mainboard, heating panel, connection pencil, rectifier and coil module all install on the mainboard, the one end and the rectifier of connection pencil are connected, the rectifier is connected with the coil module, the heating panel is located the mainboard and is used for the whole heat dissipation of wireless module.

In foretell integrated wireless charging function's of modularization new energy automobile battery box, the heating panel be located the mainboard top, scribble heat-conducting glue on heating panel upper portion, wireless module and battery box when integrated the heating panel through heat-conducting glue with the water-cooling board laminating of battery box mutually.

In the above-mentioned new energy automobile battery box of wireless function of charging of modularization integration, the binding face department of wireless module's mainboard and end backplate scribbles lower part structure and glues.

In foretell integrated wireless charging function's of modularization new energy automobile battery box, battery case frame upper portion be provided with electric core module and the automatically controlled management module of battery box, the automatically controlled management module of battery box is connected and controls its work with electric core module, has seted up the connecting hole at the water-cooling board, the other end of connecting wire harness pass the connecting hole and be connected with the automatically controlled management module of battery box, the coil module receive the magnetic field line of ground emission end, produce the electric energy, send the automatically controlled management module of battery box with direct current's mode after rectifier voltage adjustment.

In foretell integrated wireless charging function's of modularization new energy automobile battery box, the coil module include coil tray, coil body and ferrite, the coil body is installed on the coil tray, the ferrite is located the top of coil body, scribbles superstructure and glues in ferrite top and the binding face department of water-cooling board lower part.

In the above-mentioned new energy automobile battery box of wireless function of charging of modularization integration, the battery case frame, the water-cooling board, two side edge rounds of end backplate be provided with the sealing rubber body.

In the above-mentioned new energy automobile battery box of wireless function of charging of modularization integration, the water-cooling board be the water-cooling board of brazing, end backplate is made for combined material.

Compared with the prior art, the invention has the advantages that the wireless module is integrated into the battery box as an integral module assembly, meanwhile, the original cooling plate of the wireless module is omitted by means of the water cooling plate of the battery box, in addition, the high strength of the composite bottom protection plate of the battery box is exerted, the complex forming can be realized, and the advantages of no magnetic field interference are realized, through the integration of the wireless receiver and the battery box, the cost of the wireless module is reduced, the wider installation space is provided, and the added value of the battery box is improved.

Drawings

Fig. 1 is an exploded structural schematic diagram of a battery box of the modularized new energy automobile integrating the wireless charging function;

fig. 2 is a schematic structural diagram of the assembled battery box of the modularized new energy automobile integrating the wireless charging function;

fig. 3 is a schematic diagram of an internal structure of the battery box of the modularized new energy vehicle integrating the wireless charging function.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the invention.

In the drawing, a battery case frame 100; a water-cooling plate 200; a connection hole 201; a bottom guard plate 300; a wireless module 400; an accommodating space 500; connecting the wire harness 600; a rectifier 700; a battery box electronic control management module 800; a coil module 900; a coil tray 901; a coil body 902; ferrite 903; an upper structure glue 1000; a lower structure adhesive 1001; a sealing rubber body 1002; a cell module 1003; a heat dissipation plate 1004; a heat conductive adhesive 1005.

As shown in fig. 1 and fig. 2, the new energy vehicle battery box with the modularized integrated wireless charging function includes a battery box frame 100, a water-cooling plate 200, a bottom guard plate 300 and a wireless module 400 in sequence from top to bottom, the water-cooling plate 200 is located at the bottom of the battery box frame 100, the bottom guard plate 300 is located at the lower portion of the water-cooling plate 200, the water-cooling plate 200 is a brazed water-cooling plate, the bottom guard plate 300 is made of a composite material, so that the assembly is convenient, the water-cooling plate 200 has a water-cooling channel and mainly plays a cooling role, the bottom guard plate 300 is made of a composite material, so that the assembly can be formed in a complex manner and has no magnetic field interference, the bottom guard plate 300 has an accommodating space 500 for placing the wireless module 400, the wireless module 400 is installed in the accommodating space 500 as an integral module assembly, and can also serve as an installation carrier for the wireless module 400 while exerting the strength of the bottom guard plate 300, so that for most brazed water-cooling plate battery boxes, the bottom guard plate 300 needs to be replaced by the composite material, the overall structure is high, and the cost is reduced greatly.

Specifically, as shown in fig. 3, the wireless module 400 includes a main board, a heat sink 1004, a connection harness 600, a rectifier 700, and a coil module 900, the heat sink 1004, the connection harness 600, the rectifier 700, and the coil module 900 are all mounted on the main board, one end of the connection harness 600 is connected to the rectifier 700, the rectifier 700 is connected to the coil module 900, the heat sink 1004 is located on the main board and used for dissipating heat of the wireless module 400 as a whole, the heat sink 1004 is located above the main board, a heat conductive adhesive 1005 is coated on the upper portion of the heat sink 1004, the heat sink 1004 is attached to the water cooling plate 200 of the battery box through the heat conductive adhesive 1005 when the wireless module 400 is integrated with the battery box, wherein the heat conductive adhesive 1005 can play a role in connection and fixation, and the heat conductive adhesive 1005 plays a role in heat conduction, and conducts heat generated by the wireless module 400 to the water cooling plate 200 through the heat conductive adhesive 1005, so that the original cooling plate of the wireless module 400 is omitted, the wireless module 400 is conveniently installed and fixed by means of the battery box water cooling plate 200, a lower structural adhesive 1001 is coated on the joint surface of the mainboard of the wireless module 400 and the bottom protection plate 300, the coil module 900 comprises a coil tray 901, a coil body 902 and a ferrite 903, the coil body 902 is installed on the coil tray 901, the ferrite 903 is positioned above the coil body 902, an upper structural adhesive 1000 is coated on the joint surface of the upper part of the ferrite 903 and the lower part of the water cooling plate 200, so that the wireless module 400 can be integrally and fixedly installed by utilizing the lower structural adhesive and the upper structural adhesive 1000, the wireless module is convenient and fast, as further optimization, the sealing rubber body 1002 is arranged on the edge of two sides of the battery box frame 100, the water cooling plate 200 and the bottom protection plate 300, and thus the installation position of the wireless module 400 can form a closed space, thereby good leakproofness has been guaranteed, battery case frame 100 upper portion is provided with electric core module 1003 and battery box automatically controlled management module 800, battery box automatically controlled management module 800 is connected and controls its work with electric core module 1003, seted up connecting hole 201 at water-cooling board 200, the other end of connecting wire harness 600 passes connecting hole 201 and is connected with battery box automatically controlled management module 800, coil module 900 receives the magnetic field line of ground transmitting terminal, the electric energy that produces is sent to battery box automatically controlled management module 800 with the direct current mode after rectifier 700 voltage adjustment.

This patent is integrated to the battery box with wireless module 400, full play battery box XY is to the general design space of broad, the added value of new forms of energy battery box has greatly been improved simultaneously, the water-cooling board of brazing of cooperation battery box in the aspect of the cooling uses, utilize water-cooling board 200 to cool off electric core module 1003 and wireless module 400's heat simultaneously, utilize the combined material's of battery box backplate 300 in the aspect of the structure, when backplate 300 intensity performance at the bottom of the performance, also can regard as wireless module 400's installation carrier, consequently, to most water-cooling board battery box of brazing, only need change into combined material's backplate 300, overall structure is compatible high. In terms of cost, the casing and water cooling of the wireless module 400 are omitted, and the cost is greatly reduced.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an integrated wireless charging function's of modularization new energy automobile battery box, a serial communication port, includes battery case frame, water-cooling board, end backplate and wireless module from top to bottom in proper order, the water-cooling board be located the bottom of battery case frame, end backplate is located water-cooling board lower part, end backplate on have the accommodation space that supplies wireless module to place, wireless module install in accommodation space as integral module assembly.

2. The battery box of the modularized new energy automobile integrating the wireless charging function, according to claim 1, wherein the wireless module comprises a main board, a heat dissipation plate, a connection wiring harness, a rectifier and a coil module, the heat dissipation plate, the connection wiring harness, the rectifier and the coil module are all mounted on the main board, one end of the connection wiring harness is connected with the rectifier, the rectifier is connected with the coil module, and the heat dissipation plate is located on the main board and used for overall heat dissipation of the wireless module.

3. The battery box of the modularized new energy vehicle integrating the wireless charging function as claimed in claim 2, wherein the heat dissipation plate is located above the main board, heat conductive glue is coated on the upper portion of the heat dissipation plate, and the heat dissipation plate is attached to a water cooling plate of the battery box through the heat conductive glue when the wireless module and the battery box are integrated.

4. The battery box of a modularized new energy vehicle with an integrated wireless charging function according to claim 3, wherein a lower structure adhesive is coated on a joint surface of a main board and a bottom guard board of the wireless module.

5. The battery box of the modularized new energy automobile integrating the wireless charging function, according to claim 4, is characterized in that an electric core module and an electric control management module of the battery box are arranged on the upper portion of a frame of the battery box, the electric control management module of the battery box is connected with the electric core module and controls the operation of the electric core module, a connecting hole is formed in a water cooling plate, the other end of a connecting wire harness penetrates through the connecting hole to be connected with the electric control management module of the battery box, and the coil module receives magnetic field lines of a ground transmitting end, generates electric energy and transmits the electric energy to the electric control management module of the battery box in a direct current mode after being adjusted by voltage of a rectifier.

6. The battery box of a modularized new energy vehicle with integrated wireless charging function as claimed in claim 5, wherein said coil module comprises a coil tray, a coil body and a ferrite, said coil body is mounted on said coil tray, said ferrite is located above said coil body, and said ferrite is coated with an upper structural adhesive at the interface between said ferrite and the lower part of said water cooling plate.

7. The battery box of the modularized new energy automobile integrating the wireless charging function as claimed in claim 6, wherein a sealing rubber body is arranged around the edges of two sides of the battery box frame, the water cooling plate and the bottom guard plate.

8. The battery box of the modularized new energy automobile integrating the wireless charging function as claimed in claim 1, wherein the water cooling plate is a brazed water cooling plate, and the bottom guard plate is made of a composite material.