CN112026548A

CN112026548A - Charging range-extending device of electric automobile

Info

Publication number: CN112026548A
Application number: CN201910483373.1A
Authority: CN
Inventors: 吴恒
Original assignee: Suzhou Rensi Energy Technology Co ltd
Current assignee: SHANGHAI RENS ENERGY TECHNOLOGY CO.,LTD.
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-12-04

Abstract

The invention provides a charging range extender of an electric automobile, which comprises a roadbed, wherein a support frame is arranged above the roadbed, a road coil is arranged in the support frame, a vehicle is arranged below the support frame, and the surface of the vehicle is provided with the vehicle coil. In the running process of the vehicle, the invention can realize the driving range extension or the braking deceleration of the vehicle by controlling the direction and the size of the magnetic linkage between the vehicle coil and the road coil, saves the battery consumption, can realize wireless charging when the vehicle is parked, and realizes the driving of the vehicle to move by arranging the electromagnetic coil on the road and the electromagnetic coil on the vehicle and relying on the principle of a linear motor.

Description

Charging range-extending device of electric automobile

Technical Field

The invention mainly relates to the field of electric automobile driving and charging, in particular to a charging range-extending device of an electric automobile.

Background

Along with the reinforcing of urban resident's environmental protection consciousness, can the preferred choice electric motor car when most people select vehicle, the electric motor car can be more economical high-efficient road than fuel automobile in city road conditions, but uses the electric motor car just need consider the problem of charging. The endurance mileage of the electric vehicle is an unavoidable problem. In the state that the energy density of the battery cannot be rapidly increased, how to obtain energy from the outside is a problem to be considered.

The new energy electric automobile relies on the battery, under the unable condition that increases rapidly of battery energy density, only increases battery quantity, leads to electric automobile dead weight to increase like this, and the continuation of journey is a big problem according to old time.

When the SOC of the battery of the electric vehicle is reduced to a certain level, the charging must be stopped, and the vehicle cannot travel while being charged.

Disclosure of Invention

The invention provides a charging range extender for an electric vehicle, which is used for solving the problems that most people can select the electric vehicle preferentially when selecting a vehicle, the electric vehicle is easier to drive on a road when the road is crowded and the charging problem needs to be considered when the electric vehicle is used, along with the enhancement of environmental protection awareness of urban residents in the prior art. The endurance mileage of the electric vehicle is an unavoidable problem, and how to obtain energy from the outside becomes a new option in a state that the energy density of the battery cannot be rapidly increased.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electric automobile's range extending device that charges, includes the road bed, the road bed top is equipped with the support frame, the inside road coil that is provided with of support frame, there is the vehicle support frame below, the vehicle surface is provided with the vehicle coil.

Preferably, the supporting frame is evenly distributed on the driving road sections on the roadbed, the supporting frame is semicircular, and a positioner is arranged on the supporting frame.

Preferably, the road coil is the annular, the road coil is located the sub-part of road bed passes through the wire and connects, wire one end is connected with electronic switch, electronic switch is connected with the road controller.

Preferably, the vehicle coil is arranged around the vehicle, the vehicle is provided with a positioning sensor, the vehicle is internally provided with a vehicle controller, the vehicle is internally provided with a storage battery, the vehicle is internally provided with a driving system, the positioning sensor is connected with the vehicle controller, the storage battery is connected with the vehicle controller, and the driving system is connected with the vehicle controller.

Preferably, the locator is connected with the road controller, the locator can mutually transmit information with the locating sensor through radio, and the charging or the driving of the vehicle or the braking is negotiated through a protocol.

Preferably, a first electronic switch is arranged inside the vehicle, the first electronic switch is connected with the vehicle coil, the first electronic switch is connected with the vehicle controller, and the vehicle coil is connected with the storage battery.

Compared with the prior art, the invention has the beneficial effects that: the invention can realize charging and range extension of the electric automobile during traveling, save battery consumption, and realize wireless charging during parking, and the invention can realize charging and traveling of the electric automobile at the same time, increase the endurance mileage of the electric automobile.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a part of the structure of the roadbed according to the invention;

FIG. 3 is a schematic illustration of a portion of the vehicle construction of the present invention;

fig. 4 is a partial schematic view of the present invention.

In the figure: 1-roadbed, 2-support frame, 21-positioner, 3-road coil, 31-lead, 32-electronic switch, 33-road controller, 4-vehicle, 41-positioning sensor, 42-vehicle controller, 43-accumulator, 44-drive system, 45-first electronic switch and 5-vehicle coil.

Detailed Description

In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments only and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, referring to fig. 1, a charging range extender for an electric vehicle includes a roadbed 1, a support frame 2 is disposed above the roadbed 1, a road coil 3 is disposed inside the support frame 2, a vehicle 4 is disposed below the support frame 2, and a vehicle coil 5 is disposed on a surface of the vehicle 4.

In an embodiment, referring to fig. 2, the driving sections of the support frames 2 on the roadbed 1 are uniformly distributed, the support frames 2 are semicircular, and a plurality of locators 21 are uniformly arranged in the support frames 2 at equal intervals.

In an embodiment, referring to fig. 2, the road coil 3 is annular, the road coil 3 is located at the lower part of the roadbed 1 and connected through a lead 31, one end of the lead 31 is connected with an electronic switch 32, and the electronic switch 32 is connected with a road controller 33.

In an embodiment, referring to fig. 3, the vehicle coil 5 is disposed around the vehicle 4, the vehicle 4 is disposed with a positioning sensor 41, the vehicle 4 is disposed with a vehicle controller 42, the vehicle 4 is disposed with a storage battery 43, the vehicle 4 is disposed with a driving system 44, the positioning sensor 41 is connected to the vehicle controller 42, the storage battery 43 is connected to the vehicle controller 42, and the driving system 44 is connected to the vehicle controller 42.

In an embodiment, referring to fig. 3, the locator 21 is connected to the road controller 33, and the locator 21 can communicate with the location sensor 41 by radio, and negotiate whether to charge or drive the vehicle or brake by a protocol.

In an embodiment, referring to fig. 3, a first electronic switch 45 is disposed inside the vehicle 4, the first electronic switch 45 is connected to the vehicle coil 5, the first electronic switch 45 is connected to the vehicle controller 42, and the vehicle coil 5 is connected to the battery 43.

The working principle is as follows: referring to fig. 1-4, a vehicle coil 5 is arranged on a vehicle 4 at equal intervals, and is excited by a first electronic switch 45 to serve as a rotor of a linear motor, when the vehicle coil 5 passes through a road coil 3, the current of the vehicle coil 5 and the road coil 3 is controlled by a positioning sensor 41, an electronic switch 32 and the first electronic switch 45, so as to control the direction and the magnitude of acceleration, when the vehicle 4 stops, a coil assembly formed by the vehicle coil 5 and the road coil 3 can complete a wireless charging process, in the whole charging process, the vehicle coil 5 and the road coil 3 always keep a communication state, the excitation direction is adjusted at any time according to a relative position, so as to ensure that the acceleration direction is always, in a wireless charging mode of parking, the distance between the vehicle coil 5 and the road coil 3 can be finely adjusted by the positioning sensor 41, so as to adjust the charging coupling efficiency, so as to wirelessly charge a storage battery 43 with the maximum transmission efficiency, when the vehicle 4 approaches the road coil 3, the wireless communication protocol negotiates the phase and acceleration strength of each other, and if the ordinary vehicle 4 passes through the road coil 3, the communication protocol negotiates no more, the road coil 3 is switched off, so that the vehicle 4 can pass without influence.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents, and thus the embodiments of the present invention are intended to be merely illustrative examples of the invention and are not to be construed as limiting the invention in any way.

Claims

1. The utility model provides an electric automobile's charge range extension device, includes road bed (1), its characterized in that: roadbed (1) top is equipped with support frame (2), support frame (2) inside is provided with road coil (3), there is vehicle (4) support frame (2) below, vehicle (4) surface is provided with vehicle coil (5).

2. The charging range extender of an electric vehicle according to claim 1, wherein: the supporting frame (2) is in the drive section on the roadbed (1) is evenly distributed, the supporting frame (2) is semicircular, and a positioner (21) is arranged on the supporting frame (2).

3. The charging range extender of an electric vehicle according to claim 1, wherein: road coil (3) are the annular, road coil (3) are located roadbed (1) lower part is connected through wire (31), wire (31) one end is connected with electronic switch (32), electronic switch (32) are connected with road controller (33).

4. The charging range extender of an electric vehicle according to claim 1, wherein: vehicle (4) whole body is equipped with vehicle coil (5), be equipped with positioning sensor (41) on vehicle (4), vehicle (4) inside is equipped with vehicle controller (42), vehicle (4) inside is equipped with battery (43), vehicle (4) inside is equipped with actuating system (44), positioning sensor (41) is through connecting vehicle controller (42), battery (43) are connected vehicle controller (42), actuating system (44) are connected vehicle controller (42).

5. The charging range extender of an electric vehicle according to claim 1, wherein: the locator (21) is connected with the road controller (33), and the locator (21) can mutually transmit information with the locating sensor (41) through radio.

6. The charging range extender of an electric vehicle according to claim 1, wherein: the vehicle (4) is internally provided with a first electronic switch (45), the first electronic switch (45) is connected with the vehicle coil (5), the first electronic switch (45) is connected with the vehicle controller (42), and the vehicle coil (5) is connected with the storage battery (43).