CN214728300U

CN214728300U - Multi-type battery hybrid energy system of electric automobile

Info

Publication number: CN214728300U
Application number: CN202023166607.7U
Authority: CN
Inventors: 聂亮; 林晓斌; 丁武俊
Original assignee: Hangzhou Botan New Energy Technology Co ltd
Current assignee: Hangzhou Botan New Energy Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-11-16
Anticipated expiration: 2030-12-23

Abstract

The utility model relates to an electric automobile polymorphic type battery hybrid energy system, including a plurality of energy batteries, power battery, high voltage power supply management distribution module and current conversion assembly control module, be equipped with the output control module who is used for controlling power battery output on the power battery, output control module links to each other with current conversion assembly control module, and energy battery links to each other with high voltage power supply management distribution module, and high voltage power supply management distribution module links to each other with current conversion assembly control module, and current conversion assembly control module and power battery all link to each other with motor power system. The utility model has the advantages that: the endurance requirements of different customers can be met, the high-capacity advantage of the energy battery and the high-power advantage of the power battery are fully exerted, and the electric automobile has long endurance and high power; the battery replacement mode and the charging mode coexist, so that the energy source supplement is convenient for a user.

Description

Multi-type battery hybrid energy system of electric automobile

Technical Field

The utility model relates to an electric automobile field especially relates to an electric automobile polymorphic type battery hybrid energy system.

Background

The new energy vehicles on the market at present mainly comprise the following types, namely, a single-cell battery is fixed and does not change the battery; a second single cell battery chassis swapping mode; a third single-cell modular box-dividing and battery-changing mode; the first two modes are mainly applied and popularized by taking a single energy storage battery as a main mode, and the carried battery has large capacity and cannot be divided, so that the battery cannot be assembled and applied as required; in the third mode, on the premise of the former two modes, the battery is modularized in a standard mode, so that the application of a single battery type covering multiple vehicle types can be realized, the battery is more universal, and the battery is convenient to use in a gradient manner.

However, at present, a natural cooling battery system is mostly adopted for box-splitting battery replacement, high-rate charging and discharging are difficult to achieve, the maximum output power of the battery is limited, the requirement of a high-power motor cannot be met, and the individual market personalized requirement is difficult to meet.

Disclosure of Invention

The utility model discloses mainly solve the problem that current electric automobile energy system can't assemble in a flexible way and satisfy high-power motor as required, provide an energy battery and power battery and mix, and parallel connection between the energy battery, can satisfy performance requirements such as user's power, can carry on the electric automobile polymorphic type battery hybrid energy system of the battery capacity who trades electricity as required again conveniently.

The utility model provides a technical scheme that its technical problem adopted is, an electric automobile polymorphic type battery hybrid energy system, including a plurality of energy batteries, power battery, high voltage power supply management distribution module and current conversion assembly control module, be equipped with the output control module who is used for controlling power battery output on the power battery, output control module links to each other with current conversion assembly control module, energy battery links to each other with high voltage power supply management distribution module, and high voltage power supply management module respectively links to each other with current conversion assembly control module, and current conversion assembly control module and power battery all link to each other with motor power system.

The high-voltage battery management distribution module is used for controlling the access of the energy battery and the distribution of the power supply, the current conversion assembly control module outputs various types of power supply voltage according to the requirements of the vehicle, and the dynamic regulation power battery is in a reasonable electric quantity range, so that the requirements of the power performance of the vehicle can be met, and the requirement of prolonging the self cycle life of the power battery can be met.

As a preferable mode of the above, the energy cells are modular cells, and the energy cells are connected in parallel. The modular batteries are adopted, so that the batteries can be conveniently replaced, the energy batteries are connected in parallel, a user can conveniently match any number of the energy batteries according to actual requirements, and the use cost is reduced.

As a preferable mode of the above, the energy battery is detachably disposed in a battery frame of the electric vehicle. The battery replacement operation is convenient.

As a preferable scheme of the above scheme, a battery placement detection mechanism and a connection interface are arranged in the battery frame, the energy battery terminal is connected with the connection interface, and the connection interface is connected with the high-voltage power management distribution module. Whether energy batteries exist in the battery frame or not is convenient to detect.

As an optimal scheme of above-mentioned scheme, detection mechanism is placed to the battery includes pressure sensor U1, singlechip U2, relay KM and triode Q, pressure sensor U1 locates battery frame bottom, and pressure sensor U1's output links to each other with singlechip U2's input, and singlechip U2's output links to each other with triode Q base, triode Q collecting electrode ground GND, triode Q projecting pole connect relay KM's the first end of coil, and relay KM's coil second termination power VCC, relay KM's contact connects between connection interface and high voltage power management distribution module. When the energy battery is put into the battery frame, the pressure sensor detects pressure and outputs a signal to the single chip microcomputer, the single chip microcomputer controls the conduction of the triode after receiving the signal, and then the relay is triggered to enable the connecting interface to be connected with the high-voltage power supply management distribution module, so that the high-voltage power supply management distribution module can be connected after the energy battery is put into the battery frame.

As a preferable scheme of the above scheme, the power battery is fixedly mounted on the electric vehicle, and a charging interface for charging the power battery is arranged on the electric vehicle. The charging pile charging interface is provided for a user, so that the electric automobile can be charged conveniently, and the energy battery can be charged through the power battery when the power battery is charged.

The utility model has the advantages that: the endurance requirements of different customers can be met, the high-capacity advantage of the energy battery and the high-power advantage of the power battery are fully exerted, and the electric automobile has long endurance and high power; the battery replacement mode and the charging mode coexist, so that the energy source supplement is convenient for a user.

Drawings

Fig. 1 is a block diagram of a multi-type battery hybrid energy system of an electric vehicle in an embodiment.

The system comprises an energy battery 1, a power battery 2, a high-voltage power supply management distribution module 4, a converter assembly control module 5 and a motor power system.

Detailed Description

The technical solution of the present invention is further described below by way of examples and with reference to the accompanying drawings.

Example (b):

the multi-type battery hybrid energy system of the electric vehicle in the embodiment, as shown in fig. 1, includes a plurality of energy batteries 1, power batteries 2, a high voltage power management distribution module 3, and a commutation assembly control module 4, which are arranged in parallel, where the power batteries are provided with an output control module for controlling output power of the power batteries, the output control module is connected to the commutation assembly control module, the energy batteries are connected to the high voltage power management distribution module, the high voltage power management distribution module is connected to the commutation assembly control module, and both the commutation assembly control module and the power batteries are connected to a motor power system 5. The energy battery is the modularization battery, and the energy battery can be dismantled and set up in electric automobile's battery frame, according to the user's demand of difference, the number of energy battery can the arbitrary combination. The energy battery adopts a battery replacement mode to supplement electric energy. The power battery is fixedly installed on the electric automobile, the power battery adopts a charging mode to supplement electric energy, correspondingly, a charging interface for charging the power battery is arranged on the electric automobile, when the power battery adopts a battery replacement mode to supplement the electric energy, the energy battery can charge the power battery, and similarly, when the charging module is adopted to supplement the electric energy, the power battery can charge the energy battery.

The battery frame is internally provided with a battery placement detection mechanism and a connection interface, the wiring end of the energy battery is connected with the connection interface, and the connection interface is connected with the high-voltage power supply management distribution module. Detection mechanism is placed to battery, including pressure sensor U1, singlechip U2, relay KM and triode Q, pressure sensor U1 locates the battery frame bottom, pressure sensor U1's output links to each other with singlechip U2's input, singlechip U2's output links to each other with triode Q base, triode Q collecting electrode ground connection GND, triode Q projecting pole relay KM's the first end of coil, relay KM's coil second termination power VCC, relay KM's contact connects between connection interface and high voltage power management distribution module. The connection interface and the high-voltage power management distribution module can be connected only after the energy battery is put into the battery frame.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. The utility model provides an electric automobile polymorphic type battery hybrid energy system, characterized by: the power battery is provided with an output control module used for controlling the output power of the power battery, the output control module is connected with the commutation assembly control module, the energy battery is connected with the high-voltage power management distribution module, the high-voltage power management distribution module is connected with the commutation assembly control module, and the commutation assembly control module and the power battery are both connected with a motor power system.

2. The multi-type battery hybrid energy system of the electric vehicle as claimed in claim 1, wherein: the energy batteries are modular batteries and are connected in parallel.

3. The multi-type battery hybrid energy system of the electric vehicle as claimed in claim 1, wherein: the energy battery is detachably arranged in a battery frame of the electric automobile.

4. The multi-type battery hybrid energy system of the electric vehicle as claimed in claim 3, wherein: the battery frame is internally provided with a battery placement detection mechanism and a connection interface, the wiring end of the energy battery is connected with the connection interface, and the connection interface is connected with the high-voltage power supply management distribution module.

5. The multi-type battery hybrid energy system of the electric vehicle as claimed in claim 4, wherein: detection mechanism is placed to battery includes pressure sensor U1, singlechip U2, relay KM and triode Q, pressure sensor U1 locates the battery frame bottom, and pressure sensor U1's output links to each other with singlechip U2's input, and singlechip U2's output links to each other with triode Q base, triode Q collecting electrode ground GND, the first end of triode Q projecting pole coupling relay KM's coil, relay KM's coil second termination power VCC, relay KM's contact connects between connection interface and high voltage power supply management distribution module.

6. The multi-type battery hybrid energy system of the electric vehicle as claimed in claim 1, 2, 3, 4 or 5, wherein: the power battery is fixedly installed on the electric automobile, and a charging interface for charging the power battery is arranged on the electric automobile.