WO2020133569A1

WO2020133569A1 - New energy vehicle

Info

Publication number: WO2020133569A1
Application number: PCT/CN2019/070620
Authority: WO
Inventors: 庄明
Original assignee: 庄明
Priority date: 2018-11-19
Filing date: 2019-01-07
Publication date: 2020-07-02
Also published as: CN109398065A

Abstract

A new energy vehicle, comprising a vehicle body (1), a safe battery isolation case (2), and a power battery (3) that is installed within the safe battery isolation case (2); the safe battery isolation case (2) is installed at a tail end or top end of the vehicle body, and the safe battery isolation case (2) moves synchronously with the vehicle body (1). The power battery (3) of the described new energy vehicle moves from the interior of the vehicle to the exterior of the vehicle, and the safe battery isolation case (2) may be universally standard and may be replaced. The described new energy vehicle achieves safe driving and long-distance endurance.

Description

A new energy vehicle

Technical field

The present invention relates to the technical field of automobiles, and more specifically, to a new energy automobile.

Background technique

New energy vehicles are an inevitable trend in the development of automobiles in the world today. Countries are competing to develop various types of high-density batteries or other power sources, and continue to increase the cruising range, and have achieved good results. However, due to the safety of power batteries, existing new energy sources The power battery of the car is generally placed at the bottom of the car. People sit in the car. Thousands of battery strings are placed in parallel under the car seat. The battery cannot be removed when the battery spontaneously explodes, endangering people’s lives. The scope of the accident involves Different types of passenger cars, passenger cars, logistics vehicles, etc. For this reason, the safety of new energy vehicles has aroused widespread concern and affected the development of new energy vehicles.

Although the vehicle management department has strengthened the supervision of new energy vehicles, it will specifically start from various aspects such as safety investigation, safety standards, and institutional mechanisms. However, it cannot fundamentally solve the problem of damage caused by the spontaneous combustion of new energy vehicles.

There is an urgent need for the market to develop new energy vehicles with more safety and longer driving range.

technical problem

The purpose of the present invention is to provide a new energy vehicle, which solves the problems in the prior art that when the power battery is installed on the bottom of the vehicle, the battery cannot spontaneously ignite when the battery spontaneously burns, endangering people's lives and safety.

Technical solution

The purpose of the invention is also to provide a battery isolation box designed according to the mileage of the new energy vehicle, which can greatly increase the cruising range of the new energy vehicle.

The technical solution adopted by the present invention to solve the technical problem is: a new energy vehicle, including an automobile body, a battery safety isolation box and a power battery installed in the battery safety isolation box, the battery safety isolation box is installed in the automobile body End or top end.

In the new energy vehicle of the present invention, a safe isolation space is provided between the battery safety isolation box and the automobile body, and the battery safety isolation box moves synchronously with the automobile body.

In the new energy vehicle of the present invention, the battery safety isolation box is installed at the rear end of the automobile body, a support seat is provided at the rear end of the automobile body, and the battery safety isolation box is installed at the vehicle On the support base, the battery safety isolation box is detachably connected to the automobile body.

In the new energy automobile of the present invention, an explosion-proof flame retardant plate is installed at the rear end of the automobile body, and a shock-proof rubber pad is laid on the upward-facing surface of the support base.

In the new energy automobile of the present invention, the support base is connected to the chassis of the automobile body.

In the new energy vehicle of the present invention, at least one wheel is installed below the support base, and a shock absorber is installed between the wheel shaft of each wheel and the support base.

In the new energy vehicle of the present invention, a rear tail light, a turn signal, a fog light, and a rear-view mirror driving recorder are installed at the rear end of the battery safety isolation box.

In the new energy automobile of the present invention, a power cord plug-in assembly and a signal cord plug-in assembly are connected between the battery safety isolation box and the automobile body.

In the new energy vehicle of the present invention, the battery safety isolation box is installed at the top of the automobile body, a bracket body is provided at the top of the automobile body, and the battery safety isolation box is installed at the On the support body, the support plate contacting the support body and the battery safety isolation box is an explosion-proof flame retardant plate.

In the new energy vehicle of the present invention, the battery safety isolation box is provided with a metal plate, or other material plates may be selected, and an explosion-proof space is formed between the metal plate and the top wall of the battery safety isolation box, An airbag is installed in the explosion-proof space, the metal plate is provided with a blast hole, and a blast plate is provided at the blast hole, and a power supply is formed between the metal plate and the bottom wall of the battery safety isolation box Space, the power battery is installed in the power supply space.

In the new energy vehicle of the present invention, the power battery may be a lead-acid battery, a nickel-metal hydride battery, a graphene battery, and various types of lithium batteries, or may be various fuel cells, solid-state batteries, and supercapacitors.

Beneficial effect

The implementation of the new energy vehicle of the present invention has the following beneficial effects: the power battery of the new energy vehicle of the present invention is moved from the interior of the vehicle to the exterior of the vehicle, so that the power battery becomes an independent unit to isolate people from the explosion source and completely solve the new The spontaneous combustion and explosion of energy vehicle batteries cause accidents in people’s lives and safety; and the design of the battery safety isolation box can unify the standards, realize unified management, detection, maintenance and charging, and provide new energy vehicles to replace the battery safety isolation box at any time, so that New energy vehicles achieve safe driving and long-distance battery life, overcoming the bottleneck of existing new-energy vehicle battery spontaneous combustion accidents and the inability to long-distance battery life.

BRIEF DESCRIPTION

1 is a schematic structural diagram of a first embodiment and a third embodiment of a new energy vehicle of the present invention;

2 is a schematic structural view of the battery safety isolation box in the first embodiment and the third embodiment of the present invention;

3 is a schematic structural diagram of a second embodiment and a third embodiment of the new energy vehicle of the present invention;

4 is a schematic structural diagram of a battery safety isolation box in the second embodiment and the third embodiment of the present invention;

5 is a schematic structural diagram of a fourth embodiment of a new energy vehicle of the present invention;

6 is a schematic structural diagram of a battery safety isolation box in a fourth embodiment of the present invention;

7 is a schematic diagram of the connection structure of the automobile body and the battery safety isolation box in the second embodiment of the present invention.

Embodiments of the invention

The structure and working principle of the new energy vehicle of the present invention will be further described below with reference to the drawings and embodiments:

As shown in FIGS. 1-7, the present invention provides a new energy vehicle, including a car body 1, a battery safety isolation box 2 and a power battery 3 installed in the battery safety isolation box 2, the battery safety isolation box 2 It is installed at the rear or top of the car body 1, and the battery safety isolation box 2 moves synchronously with the car body 1. Preferably, as shown in FIG. 3, a safety isolation space 4 is provided between the battery safety isolation box 2 and the automobile body 1.

An explosion-proof flame retardant panel 5 is also provided between the battery safety isolation box 2 and the car body 1. Explosion-proof flame retardant board 5 is commonly used in the prior art, such as PC flame retardant board, ABS flame retardant board and so on.

The battery safety isolation box 2 is provided with a metal plate 21, an explosion-proof space is formed between the metal plate 21 and the top wall of the battery safety isolation box 2, an airbag 22 is installed in the explosion-proof space, and the metal plate 21 is provided with a blast hole A blasting plate 23 is provided at the blasting opening, a power supply space 24 is formed between the metal plate 21 and the bottom wall of the battery safety isolation box 2, and the power battery 3 is installed in the power supply space 24. Among them, the top wall of the battery safety isolation box 2 is an airbag cover 25 of the airbag 22. With this design, in the event of spontaneous combustion or self-explosion of the power battery 3, the high-pressure airflow passes through the blasting plate 23 and the buffered airflow passes through the airbag 22. The airbag 22 opens the package to reduce the explosive airflow to a minimum. The impact air pressure is less than the battery safety isolation box 2, the blasting plate 23 is blasted by the impact airflow to reduce the pressure of the airflow, thereby protecting the safety of the battery safety isolation box 2. The battery-based safety isolation box 2 is installed at the top and rear ends of the car body 1, and the blasting high-pressure airflow impacts upward, which can greatly reduce the personal injury to the people in the car.

The inner wall of the battery safety isolation box 2 is provided with an insulation layer (not shown in the figure), for example, the insulation layer is made of polyurethane, aluminum silicate wool or perlite.

The battery safety isolation box 2 itself can be a battery thermostat, such as TLKS-BCT series products, or it can be an air conditioning device installed in the battery safety isolation box 2 to maintain the constant temperature in the battery safety isolation box 2, which is a battery The safety isolation box 2 provides an optimal local constant-temperature air environment, increasing the service life and working efficiency of the power battery 3.

The battery safety isolation box 2 is preferably made of a metal that can shield electromagnetic radiation, such as iron, copper, etc., to prevent the power battery 3 from generating external electrical radiation. The battery safety isolation box 2 is also provided with a fireproof partition 26, such as a DC-A1-WJB-1 type inorganic fireproof partition. The fire barrier 26 is provided between the heat insulation layer and the inner wall of the battery safety isolation box 2 or on the side surface of the heat insulation layer facing away from the inner wall of the battery safety isolation box 2. A shockproof rubber pad 27 is provided on one side in the battery safety isolation box 2. A shockproof rubber pad 27 is also provided at the bottom of the battery safety isolation box 2 to ensure the shock absorption of the power battery 3 during vehicle operation.

An anti-collision metal skeleton is provided on the outer periphery of the battery safety isolation box 2, and rubber or other anti-collision materials may also be used. The rear end of the support base 9 is provided with an anti-collision bumper 6 to avoid impact.

A battery monitoring system (not shown in the figure), such as a camera, is installed in the battery safety isolation box 2. The power battery 3 may be a lead-acid battery, a nickel-metal hydride battery, a graphene battery, and various types of lithium batteries, or may be various fuel cells, solid-state batteries, and other power sources.

New energy vehicles can design the battery safety isolation box 2 of the corresponding volume according to the cruising range and power required by themselves, and the required cruising range can be achieved by increasing the volume of the case without requiring a high-density battery capacity.

A power cord plug assembly 7 and a signal cord plug assembly 8 are connected between the battery safety isolation box 2 and the car body 1 to realize power supply and signal transmission. Specifically, the power cord plug assembly 7 is connected between the power cord in the battery safety isolation box 2 and the motor circuit and the instrument panel of the automobile body 1; the signal line plug assembly 8 is connected in the battery safety isolation box 2 Between the power supply line and the motor circuit and instrument panel of the car body 1. The power cord plug-in assembly 7 includes a first plug-in port and a first plug-in plug. The first plug-in plug is provided on the side of the battery safety isolation box 2 facing the car body 1 and the first plug-in port is provided in The car body 1 faces the side of the battery safety isolation box 2; in other embodiments, the first plug can also be provided on the side of the car body 1 facing the battery safety isolation box 2, the first plug port It is arranged on the side of the battery safety isolation box 2 facing the car body 1. The signal line plug-in assembly 8 includes a second plug-in port and a second plug-in plug, the second plug-in plug is provided on the side of the battery safety isolation box 2 facing the car body 1, and the second plug-in port is provided in the car The body 1 faces the side of the battery safety isolation box 2; in other embodiments, the second plug can also be provided on the side of the car body 1 facing the battery safety isolation box 2, and the second plug port is provided at The battery safety isolation box 2 faces the side of the automobile body 1. The power line plug-in assembly 7 and the signal line plug-in assembly 8 are waterproof and anti-corrosion plug-in assemblies.

The following is a detailed description through specific embodiments.

Example 1

As shown in FIGS. 1-2, in this embodiment, the battery safety isolation box 2 is installed at the rear end of the automobile body 1.

The rear end of the automobile body 1 is provided with a support base 9, and the battery safety isolation box 2 is installed on the support base 9. The support base 9 and the chassis of the automobile body 1 may be integrally formed, that is, the support base 9 is a support seat extended from the chassis of the automobile body 1; the support seat 9 and the chassis of the automobile body 1 may also be welded to each other, etc. .

The battery safety isolation box 2 is detachably connected to the automobile body 1. As shown in FIG. 1, the bottom of the battery safety isolation box 2 is fixed with bolts 10 on the support base 9, and the first connecting rod 100 is connected above the automobile body The second connecting rod 200 is also connected to the tail end of the 1, the first connecting rod 100 and the second connecting rod 200 are fixed by the flange 300, and the battery safety isolation box 2 moves synchronously with the car body 1. The battery safety isolation box 2 can be designed to match specifications according to different vehicle models to achieve replacement at the charging station, and at the same time, the charging station can also maintain, repair and charge the battery safety isolation box 2. Furthermore, the battery safety isolation box 2 can be disassembled to be charged separately. In addition to improving the convenience of charging, the car body 1 can also be moved away from the charging station to ensure its safety.

Among them, the explosion-proof flame-retardant board 5 is installed at the rear end of the automobile body 1. For example, the rear trunk lid of the automobile body 1 is changed to an explosion-proof flame-retardant board 5. The upward-facing surface of the support base 9 is covered with a shockproof rubber pad 27.

At the rear end of the battery safety isolation box 2, a rear tail light, a turn signal, a fog light, a rear view recorder, etc. are installed.

A battery hanging plate 31 is installed in the battery safety isolation box 2, and a plurality of power batteries 3 are provided on the battery hanging plate 31.

Example 2

As shown in FIG. 3-4, the difference from Embodiment 1 is that the battery safety isolation box 2 is still installed at the rear end of the automobile body 1. At least one wheel 20 is installed below the support base 9, and the number of wheels 20 is determined according to needs, and may be one or more. A shock absorber 30 is installed between the wheel shaft 201 of each wheel 20 and the support base 9, and the shock absorber 30 may be a multi-link shock absorber, a Macson shock absorber, an air shock absorber, or the like.

The connection mode of the battery safety isolation box 2 and the rear end of the automobile body 1 is shown in FIG. 7, the chassis of the automobile body 1 is designed with an extended connection plate 400, and at least one notch 401 is provided in the connection plate to isolate the battery The connecting rod 900 on the support base 9 connected to the box 2 is placed in the corresponding notch 401 and fixed by fasteners 10 such as bolts, so that the battery safety isolation box 2 and the car body 1 are driven synchronously and easy to disassemble . The detachable connection may be a hook connection, a buckle connection, or a connection through a fastener, etc., so that the automobile body 1 drags the support base 9 and the battery safety isolation box 2 connected thereto moves synchronously.

Example 3

As shown in FIGS. 2 and 4, the difference from Embodiments 1 and 2 is that the battery safety isolation box 2 is still installed at the rear end of the automobile body 1. A rail 91 is installed on the shockproof rubber pad 27 of the support base 9, and a mounting seat 60 is provided at the bottom of the battery safety isolation box 2. A guide wheel 92 that can slide along the rail 91 is installed at the bottom of the mounting seat 60. They are relatively detachably connected, such as by fasteners 10, such as bolts, pins, and so on. When the car body 1 travels, the guide wheel 92 and the rail 91 are relatively fixed by fasteners 10; when the battery safety isolation box 2 needs to be charged, the fastener 10 can be removed, Slide and disassemble the battery safety isolation box 2 along the guide rail 91 to charge it.

Example 4

As shown in FIGS. 5-6, the battery safety isolation box 2 is installed on the top of the car body 1. It is suitable for a battery safety isolation box 2 with a light weight battery.

A bracket body 12 is provided on the top of the automobile body 1, a battery safety isolation box 2 is installed on the bracket body 12, and a support plate 32 provided between the bracket body 12 and the battery safety isolation box 2 is an explosion-proof flame retardant board 5.

A baffle 40 may be further provided on the outer periphery of the battery safety isolation box 2. The battery safety isolation box 2 and the baffle 40 are fixed to each other by a fastener 10. The fastener 10 may be a screw or the like.

A power battery support plate 32 is provided on the shockproof rubber pad 27 at the bottom of the battery safety isolation box 2, and a plurality of power batteries 3 are laid on the power battery support plate 32.

It should be noted that the battery safety isolation box 2 of the present invention is suitable for various types of new energy light passenger cars, large passenger cars, freight cars, special vehicles and military vehicles, tank cars, etc., and can also be used for fishing boats, yachts and ships.

It should be understood that those of ordinary skill in the art may improve or change according to the above description, and these improvements or changes shall fall within the protection scope of the appended claims of the present invention.

Claims

A new energy vehicle includes an automobile body (1), a battery safety isolation box (2), and a power battery (3) installed in the battery safety isolation box (2), characterized in that the battery The safety isolation box (2) is installed at the tail end or top end of the automobile body (1).
The new energy vehicle according to claim 1, characterized in that a safe isolation space (4) is provided between the battery safety isolation box (2) and the automobile body (1), and the battery is safe The isolation box (2) moves synchronously with the vehicle body (1).
The new energy vehicle according to claim 2, characterized in that the battery safety isolation box (2) is installed at the rear end of the vehicle body (1), and the rear end of the vehicle body (1) A support seat (9) is provided, the battery safety isolation box (2) is installed on the support seat (9), the battery safety isolation box (2) and the automobile body (1) are detachable connection.
The new energy vehicle according to claim 3, characterized in that an explosion-proof flame retardant plate (5) is installed at the rear end of the vehicle body (1), and the upward facing surface of the support seat (9) is provided with shockproof Rubber pad (27).
The new energy vehicle according to claim 3, characterized in that the support seat (9) is connected to the chassis of the vehicle body (1).
The new energy vehicle according to claim 3, characterized in that at least one wheel (20) is installed below the support base (9), and the wheel shaft (201) of each wheel (20) is connected to the A shock absorber (30) is installed between the support bases (9).
The new energy vehicle according to claim 3, characterized in that a rear tail light, a turn signal, a fog light and a rear view recorder are installed at the rear end of the battery safety isolation box (2).
The new energy vehicle according to claim 1, characterized in that a power cord plug assembly (7) and a signal cord plug are connected between the battery safety isolation box (2) and the automobile body (1) Connect the component (8).
The new energy vehicle according to claim 1, characterized in that the battery safety isolation box (2) is installed at the top of the vehicle body (1) and is provided at the top of the vehicle body (1) There is a bracket body (12), the battery safety isolation box (2) is installed on the bracket body (12), the bracket body (12) is in contact with the battery safety isolation box (2) to support The board is an explosion-proof flame retardant board (5).
The new energy vehicle according to any one of claims 1-9, characterized in that a metal plate (21) is provided in the battery safety isolation box (2), and the metal plate (21) and all An explosion-proof space is formed between the top walls of the battery safety isolation box (2), an airbag (22) is installed in the explosion-proof space, and the metal plate (21) is provided with a blast hole at the blast hole A blasting plate (23) is provided, a power supply space (24) is formed between the metal plate (21) and the bottom wall of the battery safety isolation box (2), and the power battery 3 is installed in the power supply space (24).