WO2022166305A1

WO2022166305A1 - Traction battery compatible with new energy vehicles and electric bicycles, and battery swap apparatus compatible with new energy vehicles and electric bicycles

Info

Publication number: WO2022166305A1
Application number: PCT/CN2021/131419
Authority: WO
Inventors: 陈溢奇
Original assignee: 途柚(厦门)汽车科技有限公司
Priority date: 2021-02-04
Filing date: 2021-11-18
Publication date: 2022-08-11
Also published as: CN214929047U

Abstract

A traction battery compatible with new energy vehicles and electric bicycles, and a battery swap apparatus compatible with new energy vehicles and electric bicycles. The battery swap apparatus comprises: a cabinet body and a sensing component, wherein the cabinet body is provided with a battery swap compartment for accommodating rechargeable batteries; the sensing component is used for sensing and identifying the battery capacity of a new energy vehicle or an electric bicycle and controlling the battery swap compartment to eject a corresponding number of rechargeable batteries; and a power plug is arranged at each rechargeable battery, a charging plug is arranged at the battery swap compartment, and the charging plug performs charging on the power plug by means of a power connection line. According to the battery swap apparatus, a corresponding number of rechargeable batteries are automatically ejected according to pre-registered user battery swap information and by means of a sensing manner comprising a QR code and Bluetooth, such that a user can conveniently replace batteries; moreover, the user places, into the battery swap apparatus compatible with new energy vehicles and electric bicycles, the rechargeable batteries removed from the battery swap compartment, so as to charge the rechargeable batteries, such that the increasing battery swap requirements of new energy vehicles and electric bicycles are met.

Description

A power battery and power exchange device compatible with new energy vehicles and electric bicycles

This application claims the priority of the Chinese patent application filed on February 4, 2021 with the application number 202120319334.0 and the invention titled "A power battery and power exchange device compatible with new energy vehicles and electric bicycles". The entire contents of this application are incorporated by reference.

technical field

The invention relates to the technical field of electric vehicles, in particular to a power battery and a power exchange device compatible with new energy vehicles and electric bicycles.

Background technique

The new national standard for electric vehicles has been officially implemented. The implementation of the new national standard is a new opportunity and a new challenge for the development of electric vehicles. In the development process of electric vehicles, the problem of difficult charging has always existed.

The current solutions for charging electric vehicles mainly include: first, take the rechargeable battery of the electric vehicle home for charging. The problem of this charging method is that the rechargeable battery is heavy in weight, large in size, and has a high safety risk; second, residential buildings Outdoor cable charging has high safety risks; third, the charging piles are collectively charged, covering a large area, requiring electric vehicles to be on-site, long charging time, small number of charging piles, and poor flexibility; This approach is being adopted by more and more electric vehicle owners.

At present, the battery charging cabinets on the market cannot flexibly adjust the power supply capacity according to the electricity demand of electric vehicles, which affects the user experience of electric vehicle owners.

SUMMARY OF THE INVENTION

In order to solve the above problems, the purpose of the embodiments of the present invention is to provide a power battery and a power exchange device compatible with new energy vehicles and electric bicycles.

In the first aspect, an embodiment of the present invention provides a power exchange device compatible with new energy vehicles and electric bicycles, including: a cabinet body and an induction part, the cabinet body is provided with a power exchange compartment for accommodating a rechargeable battery, and the induction part is used for sensing Identify the battery capacity of the electric vehicle and control the battery swap box to eject the corresponding number of rechargeable batteries. The rechargeable battery is provided with a power plug, and the battery swap box is provided with a charging plug. The charging plug is charged to the power plug through the power cable.

Preferably, it also includes a control part, the induction part controls the power exchange compartment to eject a corresponding number of rechargeable batteries through the control part, and the induction part includes a two-dimensional code and/or a Bluetooth component.

Preferably, the two-dimensional code is the unique identifier of the cabinet. When the power exchange APP on the user's mobile phone scans the two-dimensional code and initiates a power exchange request to the remote power exchange management platform, according to the power exchange demand information pre-registered by the user, The power exchange management platform issues control instructions to the control components to control the opening of the power exchange cabinet doors that meet the user’s power exchange needs, so that users can access fully charged rechargeable batteries.

Preferably, when the control component detects that a new rechargeable battery to be charged is inserted into the battery swap compartment, it sends a battery insertion signal to the battery replacement management platform, the battery replacement management platform updates the user's use status, and notifies the control component to start sending the charging plug to the charging plug. charging command.

Preferably, the Bluetooth component receives the user information issued by the remote power exchange management platform, broadcasts the user information, and waits for the identification and authentication of the Bluetooth identifier set on the electric vehicle.

Preferably, after the Bluetooth component is successfully authenticated with the Bluetooth identifier, the Bluetooth component sends a control instruction to the control component according to the power exchange requirement pre-registered in the user information, and controls the power exchange cabinet door that meets the power exchange requirement of the user to open, Provides user access to a fully charged rechargeable battery.

Preferably, the control component is connected in communication with the power exchange management platform through the NB-loT network or the LoRa network.

The power exchange device compatible with new energy vehicles and electric bicycles according to the embodiment of the present invention automatically pops up a corresponding number of rechargeable batteries according to the pre-registered user power exchange information by adopting an induction method including two-dimensional code and Bluetooth, which is convenient for users to exchange power; At the same time, the user can recharge the rechargeable battery replaced from the power battery compartment into the power exchange device to recharge it, which meets the increasing demand for power exchange of new energy vehicles and electric bicycles/electric motorcycles.

In the second aspect, the embodiment of the present invention also provides a power battery compatible with new energy vehicles and electric bicycles, including: a bin body and a rechargeable battery, the rechargeable battery is arranged in a rectangular parallelepiped, the bin body can be adapted to accommodate the rechargeable battery, and the bin body is on the A power supply plug is provided, the rechargeable battery is provided with a power supply plug, and the power supply plug supplies power to the power supply plug through a power connection line.

Preferably, a battery handle is also provided on the outside of the rechargeable battery accommodated in the compartment.

The power battery compatible with new energy vehicles and electric bicycles according to the embodiment of the present invention is suitable for two-wheeled or four-wheeled electric vehicles, such as electric bicycles, electric motorcycles or new energy vehicles. According to the capacity of the electric vehicle power battery, select the appropriate number of rechargeable batteries and place them in the power battery compartment; the power battery has a simple structure, and the number of rechargeable batteries can be easily adjusted according to the electricity demand, which meets the increasing demand for new energy vehicles and electric bicycles/ Battery replacement requirements for electric motorcycles.

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below, and are described in detail as follows in conjunction with the accompanying drawings.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

FIG. 1 shows a front view of the structure of a power battery for a two-wheeled electric vehicle provided by an embodiment of the present invention;

2 shows a structural side view of a power battery for a two-wheeled electric vehicle provided by an embodiment of the present invention;

FIG. 3 shows a front view of the structure of a power battery for a four-wheel electric vehicle provided by an embodiment of the present invention;

FIG. 4 shows a structural side view of a power battery for a four-wheel electric vehicle provided by an embodiment of the present invention;

FIG. 5 shows a front view of a power exchange device compatible with new energy vehicles and electric bicycles provided by an embodiment of the present invention.

Reference numerals: 1- compartment body, 11- first compartment body, 111- second compartment body, 2- rechargeable battery, 21- first rechargeable battery, 211- second rechargeable battery, 3- battery handle, 31- First battery handle, 311-second charging handle, 4-power plug, 41-first power plug, 411-second power plug, 5-power plug, 51-first power plug, 511-second power Plug, 6-charging plug, 7-cabinet, 8-exchange compartment, 9-sensing parts.

Detailed ways

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. The relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore It should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

1 shows a front view of the structure of a power battery for a two-wheeled electric vehicle provided by an embodiment of the present invention, and FIG. 2 shows a power battery for a two-wheeled electric vehicle provided by an embodiment of the present invention Side view of the structure of the battery. As shown in Figures 1 and 2, the battery installed on the two-wheeled electric vehicle includes a compartment body 1, the compartment body 1 accommodates at least one rechargeable battery 2, the rechargeable battery 2 is arranged in a rectangular parallelepiped, the rechargeable battery 2 is provided with a power plug 5, and the compartment The body 1 is provided with a power supply plug 4, which is connected to the power system of the two-wheeled electric vehicle. The bin body 1 is also provided with a battery handle 3 which is convenient for taking and placing the rechargeable battery 2. After holding the battery handle 3 and placing the rechargeable battery 2 into the compartment body 1, connect the power supply plug 4 to the power supply plug 5 through the power cable, and the rechargeable battery 2 supplies power to the power supply plug 4 through the power supply plug 5.

FIG. 3 shows a front view of the structure of a power battery for a four-wheel electric vehicle provided by an embodiment of the present invention, and FIG. 4 shows a power battery for a four-wheel electric vehicle provided by an embodiment of the present invention Side view of the structure of the battery. As shown in FIGS. 3 and 4 , compared with FIGS. 1 and 2 , the power battery for a four-wheeled electric vehicle can accommodate at least two rechargeable batteries (a first rechargeable battery 21 and a second rechargeable battery 211 ), and the rechargeable battery Set up as a cuboid. As shown in FIG. 3 and FIG. 4 , it includes a first compartment body 11 and a second compartment body 111 , the first compartment body 11 accommodates at least one first rechargeable battery 21 , the second compartment body 111 accommodates at least one second rechargeable battery 211 , The first rechargeable battery 21 is provided with a first power plug 51 and a first battery handle 31 , and the second rechargeable battery 211 is provided with a second power plug 511 and a second battery handle 311 . The first bin body 11 is provided with a first power supply plug 41, and the second bin body 111 is provided with a second power supply plug 411. The first power supply plug 41 and the second power supply plug 411 are respectively connected to the power system of the four-wheeled electric vehicle. After holding the first battery handle 31 and placing the first rechargeable battery 21 into the first compartment body 11, connect the first power supply plug 41 to the first power supply plug 51 through a power cable, and the first rechargeable battery 21 passes through the first power supply cable. The power plug 51 supplies power to the first power plug 41 . After holding the second battery handle 311 and placing the second rechargeable battery 211 into the second compartment body 111, connect the second power supply plug 411 to the second power plug 511 through a power cable, and the second rechargeable battery 211 passes through the second The power plug 511 supplies power to the second power plug 411 .

As shown in Figures 1-4, the power battery compatible with new energy vehicles and electric bicycles according to the embodiment of the present invention is suitable for two-wheel or four-wheel electric vehicles, for example, electric bicycles, electric motorcycles or new energy vehicles, power batteries The accommodated rechargeable batteries are arranged in a cuboid shape, and an appropriate number of rechargeable batteries can be selected and placed in the power battery according to the capacity of the electric vehicle power battery; the power battery has a simple structure, and the number of rechargeable batteries can be easily adjusted according to the demand for electricity, which meets the increasing demand for electricity. demand for battery replacement of new energy vehicles and electric bicycles/electric motorcycles.

5 shows a front view of a power exchange device compatible with new energy vehicles and electric bicycles provided by an embodiment of the present invention. The power exchange device includes a cabinet 7 and a power exchange compartment 8. The power exchange compartment 8 is horizontal and vertical Dispersed arrangement, each power exchange compartment 8 accommodates at least one rechargeable battery 2 , the outer side of the rechargeable battery 2 is provided with a battery handle 3 , and the rechargeable battery 2 is provided with a power plug 5 . The power exchange compartment 8 is provided with a charging plug 6 and an induction component 9 . The sensing component 9 includes a two-dimensional code and/or a Bluetooth component, and the two-dimensional code is the unique identification of the cabinet 7 .

When the user of the electric vehicle picks up the battery replacement APP in the mobile phone and scans the QR code, the remote battery replacement management platform (not marked in the figure) receives the battery replacement request initiated by the user, and the battery replacement management platform will register according to the pre-registered battery. (for example, whether the electric vehicle registered by the user is a two-wheeled electric vehicle or a four-wheeled electric vehicle, and the required number of rechargeable batteries), issue control instructions to the control component (not marked in the figure), The control component controls the opening of a corresponding number of battery-changing compartment doors (not marked in the figure) that meet the user's battery-changing needs, so that the user can access the fully charged rechargeable battery 2 .

When the user takes out the rechargeable battery 2 that needs to be replaced from the power battery compartment 1, place the rechargeable battery 2 into the battery replacement compartment 8 by holding the battery handle 3, and connect the charging plug 6 to the power plug 5 through the power cable. connected. When the control component detects that a new rechargeable battery 2 to be charged is placed in the battery swap compartment 8, it sends a battery insertion signal to the battery swap management platform, and the battery swap management platform updates the user's battery swap usage status (for example, the battery swap usage status update "The battery has been replaced"), the notification control unit sends an instruction to start charging to the charging plug 6, and the charging plug 6 starts charging the power plug 5.

When the sensing component 9 is a Bluetooth component, the Bluetooth component receives the user information issued by the remote power exchange management platform (for example, how many users are registered in the power exchange device compatible with new energy vehicles and electric bicycles, and each user Whether the registered electric vehicle is a two-wheeled electric vehicle or a four-wheeled electric vehicle, and the required quantity of its rechargeable batteries), the user information includes the vehicle number, the first key and the password.

The electric vehicle is provided with a bluetooth identifier, the bluetooth identifier has a unique number, and a second key is built in the bluetooth identifier, and the second key corresponds to the above-mentioned first key.

When the electric vehicle approaches the power exchange device compatible with the new energy vehicle and the electric bicycle according to the embodiment of the present invention, the identification process of the Bluetooth component on the power exchange compartment 8 and the Bluetooth identifier on the electric vehicle includes:

Step 601: the Bluetooth component broadcasts the user information and waits for the connection and authentication of the Bluetooth identifier;

Step 602: the Bluetooth identifier performs real-time scanning to scan the broadcast information sent by the Bluetooth component;

Step 603: Determine whether there is broadcast information that can be identified by the Bluetooth identifier, if yes, go to Step 604, otherwise, go back to Step 602;

Step 604: the Bluetooth identifier initiates a connection request to the Bluetooth component, and connects to the Bluetooth component;

Step 605: The Bluetooth component determines whether the connection is successful, if yes, then go to Step 606, otherwise, go back to Step 604;

Step 606: the Bluetooth component generates a first random number, encrypts the first random number with a key, and sends the encrypted first random number to the Bluetooth identifier;

Step 607: The Bluetooth identifier determines within the set time whether it has received the first random number sent by the Bluetooth component, if yes, then go to Step 608, otherwise, go back to Step 602;

Step 608: the Bluetooth identifier decrypts the encrypted first random number with the second key to obtain the first random number;

Step 609: The Bluetooth identifier uses the obtained first random number as a key to perform AES encryption processing on the digital password to obtain the ciphertext of the digital password;

Step 610: Send the ciphertext to the Bluetooth component and wait for a response;

Step 611: The Bluetooth identifier determines whether the response has exceeded, and if it times out, go back to step 602, otherwise, go to step 612;

Step 612: the Bluetooth component decrypts the ciphertext by using the first random number as a key, and matches the decrypted ciphertext with the digital password;

Step 613: Determine whether the decrypted ciphertext and the digital password match successfully, if successful, go to Step 615, otherwise, go to Step 614;

Step 614: Send a failure signal to the Bluetooth identifier and disconnect the connection, and go back to step 602;

Step 615: Send subsequent instructions or data.

After the Bluetooth component and the Bluetooth identifier are successfully authenticated, according to the pre-registered power exchange requirements in the user information (for example, whether the user's registered electric vehicle is a two-wheeled electric vehicle or a four-wheeled electric vehicle, and the required number of rechargeable batteries) , the bluetooth component sends control commands to the control component, and the control component controls the door of the battery-exchange cabinet that meets the user's battery-exchange requirements to open, so that the user can take a fully charged rechargeable battery.

Wherein, the above-mentioned control component is communicated and connected with the power exchange management platform through the NB-loT network or the LoRa network.

The power exchange device compatible with new energy vehicles and electric bicycles according to the embodiment of the present invention automatically pops up a corresponding number of rechargeable batteries according to the pre-registered user power exchange information by adopting an induction method including two-dimensional code and Bluetooth, which is convenient for users to exchange power; At the same time, users can recharge the rechargeable battery replaced by the power battery into a power exchange device compatible with new energy vehicles and electric bicycles to recharge them, meeting the increasing demand for power exchange of new energy vehicles and electric bicycles/electric motorcycles. .

The power exchange device compatible with new energy vehicles and electric bicycles in the embodiment of the present invention utilizes the feature that Bluetooth broadcast information can be flexibly configured, and sends the broadcast content corresponding to the Bluetooth identifier ID to the corresponding Bluetooth component through the Internet of Things communication technology. The content is broadcasted immediately. When an electric vehicle user with a bluetooth identifier drives close to the bluetooth component, the bluetooth identifier scans the corresponding information and performs the encrypted identification process corresponding to the bluetooth identifier ID to connect and log in. When the bluetooth component receives that the identity of the bluetooth identifier is invalid or cannot be connected to the bluetooth component, the bluetooth component deletes the corresponding information, and the bluetooth identifier will not be able to connect and log in the bluetooth component, so that one bluetooth identifier can identify multiple bluetooth components function. In addition, the embodiment of the present invention adopts a unique Bluetooth identifier ID and AES encryption and decryption technology to ensure the uniqueness and security of identity authentication and identification.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Any person skilled in the art who is familiar with the technical field disclosed in the present invention can easily think of changes or alternative technologies. All solutions should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

A power exchange device compatible with new energy vehicles and electric bicycles, characterized in that it includes: a cabinet body and an induction part, the cabinet body is provided with a power exchange compartment for accommodating a rechargeable battery, and the induction part is used for sensing and identifying electric power The battery capacity of the car is controlled, and the corresponding number of rechargeable batteries are ejected from the power exchange compartment. The rechargeable battery is provided with a power plug, and the power exchange compartment is provided with a charging plug. Power plug charging.
The power exchange device according to claim 1, further comprising a control part, the sensing part controls the power exchange compartment to eject a corresponding number of rechargeable batteries through the control part, and the sensing part includes a two-dimensional code and/or Bluetooth components.
The power exchange device according to claim 2, wherein the two-dimensional code is a unique identifier of the cabinet, and when the power exchange APP on the user's mobile phone scans the two-dimensional code and sends a message to the remote power exchange management platform When initiating a power exchange request, according to the power exchange demand information pre-registered by the user, the power exchange management platform issues a control instruction to the control component, and controls the power exchange warehouse door that meets the power exchange demand of the user to open for the user to take. Fully charged rechargeable battery.
The power exchange device according to claim 3, wherein the control component sends a battery insertion signal to the power exchange management platform when detecting that a new rechargeable battery to be charged is placed in the power exchange compartment, The power exchange management platform updates the usage status of the user, and notifies the control component to send an instruction to start charging to the charging plug.
The power exchange device according to claim 2, wherein the Bluetooth component receives user information issued by a remote power exchange management platform, broadcasts the user information, and waits for a Bluetooth identifier set on the electric vehicle identification certification.
The battery swapping device according to claim 5, wherein after the Bluetooth component and the Bluetooth identifier are successfully authenticated, the Bluetooth component sends a request to the controller according to the battery swapping requirement pre-registered in the user information. The component issues control instructions to control the opening of the battery-exchange cabinet doors that meet the user's battery-exchange needs, allowing users to access fully charged rechargeable batteries.
The power exchange device according to claim 6, wherein the control component sends a battery insertion signal to the power exchange management platform when detecting that a new rechargeable battery to be charged is placed in the power exchange compartment, The power exchange management platform updates the usage status of the user, and notifies the control component to send an instruction to start charging to the charging plug.
The power exchange device according to claim 3, 4 or 7, wherein the control component is connected in communication with the power exchange management platform through an NB-loT network or a LoRa network.
A power battery compatible with new energy vehicles and electric bicycles, characterized in that it includes a bin body and a rechargeable battery, the rechargeable battery is arranged in a rectangular parallelepiped, the bin body can be adapted to accommodate the rechargeable battery, and the bin body A power supply plug is provided on the rechargeable battery, and a power supply plug is provided on the rechargeable battery, and the power supply plug supplies power to the power supply plug through a power connection wire.
The power battery according to claim 9, wherein a battery handle is further provided outside the rechargeable battery accommodated in the compartment.