CN210011617U

CN210011617U - Mobile charging station

Info

Publication number: CN210011617U
Application number: CN201920378256.4U
Authority: CN
Inventors: 张宁; 彭毅; 陈晨; 姜林福; 马楠; 时亨通; 邱文要; 齐翰博; 高加佑; 门磊; 张济文; 江超; 薛文端; 胡正伟; 陈子涵; 叶枫舒; 陈榕
Original assignee: Shenzhen Power Supply Bureau Co Ltd
Current assignee: Shenzhen Power Supply Bureau Co Ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-02-04
Anticipated expiration: 2029-03-25

Abstract

The application relates to a mobile charging station, which comprises a mobile charging station body, a charging device body and a charging device body, wherein the charging device body comprises a shell, the shell comprises a side surface and a bottom surface, and an accommodating cavity with an opening is formed; the battery accommodating frame is arranged in the accommodating cavity; the battery pack comprises at least two single batteries, and each single battery is arranged on one battery accommodating frame; the information collector is electrically connected with the single battery and is in signal connection with the single battery, and is used for collecting the output voltage, the output current and the temperature of a battery port of the single battery and outputting the original operation data of the battery pack; and the battery controller is electrically connected with the information collector and is in signal connection with the information collector, a communication interface is further arranged on the battery controller, and the battery controller is used for analyzing and comparing original operation data and a superior control instruction. The application provides a mobile charging station can solve the mobile charging station in the traditional scheme and have that group battery life is short, energy utilization is low problem.

Description

Mobile charging station

Technical Field

The application relates to the technical field of electric automobile charging, in particular to a mobile charging station.

Background

Under the combined promotion of energy conservation and emission reduction and environmental protection, electric automobiles are more and more concerned and widely used as new energy vehicles. At present, electric automobiles mainly depend on charging piles for charging, however, the charging piles are built at an early stage, and huge cost investment is caused, and high requirements are also brought to the capacity of a power grid; a large number of electric vehicles are charged simultaneously, so that large impact is generated on the stability of a power grid, and the safe and stable operation of the power grid is influenced. The current stake infrastructure that charges is not enough yet, can't satisfy electric automobile development demand, and on the one hand the service provider that charges faces the difficult problem of site selection, and on the other hand the electric automobile owner also has the inconvenient problem of charging at the in-process that the in-service use was filled electric pile.

At present, related researchers use vehicle-mounted retired power batteries as energy storage batteries to design mobile energy storage charging stations. However, conventional approaches do not account for the inconsistencies of the cells when using retired batteries. In the process of using the retired battery, due to the inconsistency of the battery cells, the battery pack formed by the series connection and the parallel connection of the battery cells may have situations of too low voltage, unstable performance and the like, which all may lead to the premature aging of the battery pack.

Therefore, the mobile charging station in the traditional scheme has the problems of short service life of the battery pack and low energy utilization rate.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a mobile charging station for solving the problems of short battery life and low energy utilization rate of the mobile charging station in the conventional scheme.

A mobile charging station, comprising:

a mobile charging station body comprising a housing including a side surface and a bottom surface and formed with an open receiving cavity;

the at least two movable sliding rails are detachably mounted on the shell, the two movable sliding rails form a battery accommodating frame, and the battery accommodating frame is arranged in the accommodating cavity;

the battery pack comprises at least two single batteries, and each single battery is arranged on one battery accommodating frame;

the information collector is electrically connected with the single battery and is in signal connection with the single battery, and is used for collecting the output voltage, the output current and the temperature of a battery port of the single battery and outputting the original operation data of the battery pack;

and the battery controller is electrically connected with the information collector and is in signal connection with the information collector, a communication interface is further arranged on the battery controller, and the battery controller is used for analyzing and comparing the original operation data and a superior control instruction.

The application provides a mobile charging station can pass through information collector is right the output voltage, output current and the battery port temperature of battery cell gather, and output the original operating data of group battery. Further, the battery controller may analyze and compare the original operation data and a superior control instruction, and adjust the operation state of the battery cell according to an analysis result. After the mobile charging station regulates and controls the single batteries, the energy utilization rate of the single batteries and the battery pack can be improved, and the service life of the battery pack is prolonged. The application provides the mobile charging station can solve the condition that group battery life is short among the traditional scheme, energy utilization is low.

In one embodiment, the accommodating cavity is further provided with:

the bearing plate, with the connection can be dismantled to the casing, still be provided with on the bearing plate portable slide rail.

In one embodiment, the mobile charging station further comprises:

and the microprocessor is electrically connected with the information collector, is in signal connection with the terminal equipment, and is used for outputting the superior control instruction according to the terminal instruction.

In one embodiment, the microprocessor comprises:

the processing chip is electrically connected with the information collector, is in signal connection with the terminal equipment, and is used for converting the output voltage, the output current and the port temperature of the single battery into digital signals and processing the digital signals; and the number of the first and second groups,

processing and analyzing a terminal instruction;

and the controller is in signal connection with the processing chip and is used for controlling the battery controller according to the output information of the processing chip.

In one embodiment, the controller is a programmable logic controller.

In one embodiment, the microprocessor further comprises:

the data input and output interface comprises a data input interface which is in signal connection with the information collector and the processing chip; and the data output interface is in signal connection with the processing chip and the terminal equipment.

In one embodiment, the data input/output interface is an RS485 communication interface.

In one embodiment, the microprocessor further comprises:

and the power supply circuit is electrically connected with the processing chip and the controller.

In one embodiment, the microprocessor is electrically and signal-connected to the information collector and the battery controller through a hub.

In one embodiment, the method further comprises:

and the display screen is electrically connected and in signal connection with the information collector and is used for displaying the running state of the single battery.

In one embodiment, an AD/DC converter is further connected to the battery pack, and the AD/DC converter is used for converting alternating current of a power grid into direct current for the battery pack to use.

Drawings

Fig. 1 is a schematic view of a mobile charging station provided in an embodiment of the present application.

Fig. 2 is an operation diagram of a mobile charging station according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a microprocessor according to an embodiment of the present application.

Fig. 4 is an operation diagram of a mobile charging station according to another embodiment of the present application.

Description of reference numerals:

mobile charging station 10

Battery pack 100

Single battery 110

Information collector 200

Micro-processor 300

Processing chip 310

Controller 320

Data input/output interface 330

Data input interface 331

Data output interface 332

Power supply circuit 340

Battery controller 400

Mobile charging station body 500

Casing 510

Accommodating chamber 511

Bearing plate 512

Battery receiving frame 520

Movable slide rail 521

Hub 20

AD/DC converter 30

Display screen 40

Detailed Description

In the traditional scheme, remove the charging station and can charge for electric automobile provides convenient charging service, can charge electric automobile in many places that are difficult to the construction and fill electric pile, for example underground parking garage, old residential quarter. Due to the large-scale popularization of electric automobiles, the reuse of retired lithium batteries is imperative. The retired lithium battery is used as an energy storage battery of the mobile energy storage charging station after being detected and sorted, so that the recovery processing pressure caused by large-scale retirement of the battery is relieved, the cost is saved, and the environment is protected. However, in the energy storage using process of the retired battery pack, due to the inconsistency of the battery monomers, the battery module formed by the monomer in series and parallel connection may have the conditions of too low voltage, unstable performance and the like, and the service life of the whole battery pack is affected.

In order to make the objects, technical solutions and advantages of the present application more apparent, the following describes the mobile charging station of the present application in further detail by embodiments and with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be considered as limiting the present application.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a mobile charging station, which includes a mobile charging station body 500, at least two movable sliding rails 521, a battery pack 100, an information collector 200, and a battery controller 400.

The mobile charging station body 500 includes a housing 510, the housing 510 including side surfaces and a bottom surface, and being formed with an open receiving cavity 511.

The material, area and shape of the housing 510 may be selected according to actual needs, and the present application is not limited thereto. The housing 510 includes a side surface on which a door or an opening may be opened, and a bottom surface which may include an upper bottom surface and a lower bottom surface. The method can be selected according to actual needs, and the method is not limited in the application.

The at least two movable sliding rails 521 are detachably mounted on the housing 510, two movable sliding rails 521 form a battery accommodating frame 520, and the battery accommodating frame 520 is disposed in the accommodating cavity 511. The movable rail 521 can move on the housing 510, and a worker can change the size of the battery receiving frame 520 by moving the movable rail 521. By changing the size of the battery receiving frame 520, a worker can place batteries of different sizes in the receiving cavity 511. Besides, the worker can conveniently take down the battery pack by detaching the movable sliding rail 521. It is understood that the battery receiving frame 520 is an open type receiving frame, and is formed by combining only the movable slide rail 521.

The battery pack 100 includes at least two unit batteries 110, and each unit battery 110 is disposed in one of the battery receiving frames 520. The specification and size of the single battery 110 may be selected according to actual needs, and the application is not limited. At least two single batteries 110 are sequentially connected in series or in parallel to form the battery pack 100.

The information collector 100 is electrically connected and signal-connected to the unit battery 110, and is configured to collect output voltage, output current, and battery port temperature of the unit battery 110, and output original operation data of the battery pack 100. The raw operation data refers to the output voltage, the output current, and the battery port temperature of the single battery 110 in the operating state at the present moment. In one embodiment, the information collector 200 may include a current sensor, a voltage sensor, and a temperature sensor.

The battery controller 400 is electrically connected and signal-connected with the information collector 200, a communication interface 410 is further arranged on the battery controller 400, and the battery controller 400 is used for analyzing and comparing the original operation data and the superior control instruction. The raw operation data includes an output voltage, an output current, and a port operation temperature of the unit cells 110. In one embodiment, the battery controller 400 may be provided with a communication interface for receiving a superior control command. The battery controller 400 may be a processor, and may analyze and compare the original operation data with a superior control command. The battery controller 400 may further include a voltage-regulating and current-regulating circuit that can control the output voltage and the output current of the single battery 110, and a circuit that controls the temperature of a port. The method can be selected according to actual needs, and the method is not limited in the application.

In the mobile charging station provided in this embodiment, the information collector 200 can collect the output voltage, the output current, and the battery port temperature of the battery cell 110, and output the original operation data of the battery pack 100. Further, the battery controller 400 may analyze and compare the original operation data and the upper control command, and adjust the operation state of the unit battery 110 according to the analysis result. After the mobile charging station 10 regulates and controls the single battery, the energy utilization rate of the single battery and the battery pack can be improved, and the service life of the battery pack is prolonged. The mobile charging station 10 provided by the application can solve the problems of short service life and low energy utilization rate of a battery pack in the traditional scheme.

In an embodiment of the present application, a bearing plate 512 is further disposed in the accommodating chamber 511. The bearing plate 512 is detachably connected to the housing 510. In an embodiment, the bearing plate 512 may be mounted on the housing 510 through the movable sliding rail 521, or may be screwed or riveted on the housing 510, which may be specifically selected according to actual needs, and the present application is not limited thereto. The bearing plate 512 is further provided with the movable sliding rail 521, and a worker can place the single battery 110 or the battery pack 100 on the bearing plate 512. The shape, material, etc. of the bearing plate 512 can be selected according to actual needs, and the application is not limited.

Referring to fig. 1 to 3, in an embodiment of the present application, the mobile charging station 10 further includes a microprocessor 300. The microprocessor 300 is electrically connected and signal-connected with the information collector 200, and signal-connected with a terminal device, and is configured to output the superior control instruction according to a terminal instruction. The terminal command may include a charging current, a charging cutoff voltage, a charging cutoff current, a maximum charging temperature, a minimum charging temperature, etc., and a bypass control command of the battery controller 400, start or stop charging, etc., or a battery parameter reset command.

In one embodiment, the microprocessor 300 includes a processing chip 310 and a controller 320.

The processing chip 310 is electrically connected and signal-connected with the information collector 200, and signal-connected with a terminal device. The processing chip 310 is configured to convert the output voltage, the output current, and the port temperature of the single battery 110 into digital signals and perform processing. In one embodiment, an analog-to-digital converter is integrated on the processing chip 310. The analog-to-digital converter can convert analog signals such as voltage, current and temperature into digital signals, and then performs analysis processing and generates an analysis result. The processing chip 310 may be in signal connection with a terminal device. In one embodiment, the processing chip 310 may be in signal connection with the terminal device through a communication interface. The processing chip 310 and the terminal device may also be transmitted through a cable. It can be understood that the above connection mode can be specifically selected according to actual needs, and the application is not limited.

Besides, the processing chip 310 can process the analysis terminal instruction. The terminal command may be to increase the output voltage of a certain unit cell 110. The processing chip 310 may convert the terminal command into an analog quantity, thereby increasing the voltage output to the unit battery 110. In one embodiment, the microprocessor 300 is further provided with a power supply circuit 340. The power supply circuit 340 is electrically connected to the processing chip 310 and the controller 320. The power supply circuit 340 may provide a boost function when an increased output voltage is desired. The controller 320 is in signal connection with the processing chip 310, and is configured to control the battery controller 400 according to the output information of the processing chip 310. In one embodiment, the controller 320 may be a programmable logic controller.

In an embodiment of the present application, the microprocessor 300 is further provided with a data input/output interface 330. The data input and output interface 330 includes a data input interface 331 and a data output interface 330. The data input interface 331 is in signal connection with the information collector 200 and the processing chip 310. The information collector 200 may transmit the original operation data of the battery cells 110 to the processing chip 310 through the data input interface 330. The data output interface 330 is in signal connection with the processing chip 310 and the terminal device, and the processing chip 310 can send a data processing result to the terminal device through the data output interface 330. In one embodiment, the data input/output interface 330 is an RS485 communication interface. It is understood that the data input/output interface 330 may also be other types of communication interfaces, which may be specifically selected according to actual needs, and the present application is not limited thereto.

In one embodiment of the present application, the microprocessor 300 is electrically and signal-connected to the information collector 200 and the battery controller 400 through the hub 20, respectively. The hub 20 may regeneratively shape and amplify the received signal. When the connection is made via the hub 20, a failure of one line does not affect the other lines.

In one embodiment of the present application, the mobile charging station 10 further includes a display screen 40. The display screen 40 is electrically connected and signal-connected with the information collector 200, and is used for displaying the operating condition of the single battery 110. The display 40 may be a liquid crystal display, or an LED display. The method can be selected according to actual needs, and the method is not limited in the application.

Referring to fig. 4, in an embodiment of the present application, an AD/DC converter 30 is further connected to the battery pack 100. The AD/DC converter 30 has one end connected to a power grid and the other end electrically connected to the unit battery 110 and the battery pack 100. The AD/DC converter 30 may convert ac power transmitted from a power grid into DC power and transmit the DC power to the unit batteries 110 and the battery pack 100.

In the present application, the operation data of the BATTERY pack 100, and the unit batteries 110 may be collected using a BMS (BATTERY management system). Specifically, the operation data of the single battery 110 may include an output voltage, an output current, a port temperature, a remaining capacity, a battery health degree, and the like of the single battery 110.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A mobile charging station, comprising:

a mobile charging station body (500) comprising a housing (510), the housing (510) comprising side surfaces and a bottom surface and being formed with an open receiving cavity (511);

at least two movable sliding rails (521) which are detachably mounted on the shell (510), wherein a battery accommodating frame (520) is formed by the two movable sliding rails (521), and the battery accommodating frame (520) is arranged in the accommodating cavity (511);

the battery pack (100) comprises at least two single batteries (110), and each single battery (110) is arranged on one battery accommodating frame (520);

the information collector (200) is electrically connected and in signal connection with the single battery (110) and is used for collecting the output voltage, the output current and the battery port temperature of the single battery (110) and outputting the original operation data of the battery pack (100);

the battery controller (400) is electrically connected with the information collector (200) and is in signal connection with the information collector, a communication interface (410) is further arranged on the battery controller (400), and the battery controller (400) is used for analyzing and comparing the original operation data and a superior control instruction.

2. A mobile charging station according to claim 1, characterized in that inside said housing cavity (511) there are further arranged:

bearing plate (512), with shell (510) can dismantle the connection, still be provided with on bearing plate (512) portable slide rail (521).

3. The mobile charging station of claim 1, further comprising:

and the microprocessor (300) is electrically connected with the information collector (200), is in signal connection with the information collector, is in signal connection with terminal equipment, and is used for outputting the superior control instruction according to a terminal instruction.

4. A mobile charging station according to claim 3, wherein the microprocessor (300) comprises:

the processing chip (310) is electrically connected with the information collector (200), is in signal connection with a terminal device, and is used for converting the output voltage, the output current and the port temperature of the single battery (110) into digital signals and processing the digital signals; and the number of the first and second groups,

processing and analyzing a terminal instruction;

a controller (320) in signal connection with the processing chip (310) for controlling the battery controller (400) according to the output information of the processing chip (310).

5. A mobile charging station according to claim 4, wherein the controller (320) is a programmable logic controller.

6. A mobile charging station according to claim 4, wherein the microprocessor (300) is further provided with:

the data input and output interface (330) comprises a data input interface (331) which is in signal connection with the information collector (200) and the processing chip (310); and the data output interface (332) is in signal connection with the processing chip (310) and the terminal equipment.

7. A mobile charging station according to claim 6, wherein the data input output interface (330) is an RS485 communication interface.

8. A mobile charging station according to claim 4, wherein the microprocessor (300) is further provided with:

a power supply circuit (340) electrically connected with the processing chip (310) and the controller (320).

9. A mobile charging station according to claim 4, wherein the microprocessor (300) is electrically and signally connected to the information collector (200) and the battery controller (400) via a hub (20), respectively.

10. A mobile charging station according to any of claims 1 to 9, further comprising:

and the display screen (40) is electrically connected with the information collector (200) and is in signal connection with the information collector, and is used for displaying the running state of the single battery (110).

11. A mobile charging station according to claim 10, characterized in that an AD/DC converter (30) is further connected to the battery pack (100), said AD/DC converter (30) being adapted to convert an alternating current of a power grid into a direct current for use by the battery pack (100).