CN110800129A - Battery and agricultural unmanned aerial vehicle with same - Google Patents

Battery and agricultural unmanned aerial vehicle with same Download PDF

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Publication number
CN110800129A
CN110800129A CN201880039805.3A CN201880039805A CN110800129A CN 110800129 A CN110800129 A CN 110800129A CN 201880039805 A CN201880039805 A CN 201880039805A CN 110800129 A CN110800129 A CN 110800129A
Authority
CN
China
Prior art keywords
positive
battery
negative
electrically connected
connecting part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201880039805.3A
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Chinese (zh)
Inventor
张瑞强
吴旭民
冯建刚
李日照
吴晓龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SZ DJI Technology Co Ltd
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SZ DJI Technology Co Ltd
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Publication date
Application filed by SZ DJI Technology Co Ltd filed Critical SZ DJI Technology Co Ltd
Publication of CN110800129A publication Critical patent/CN110800129A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64—Constructional details of batteries specially adapted for electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D27/02—Aircraft characterised by the type or position of power plants
    • B64D27/24—Aircraft characterised by the type or position of power plants using steam or spring force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/284—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
    • H01M50/287—Fixing of circuit boards to lids or covers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/10—Air crafts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Sustainable Development (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

A battery (200) and an agricultural drone having the battery (200), the battery (200) comprising: the shell (1) is provided with an opening (11) and a first fixed connecting piece (12) which is arranged close to the opening (11); the cover body (2) is covered on the opening (11), and the cover body (2) is provided with a second fixed connecting piece (21) corresponding to the first fixed connecting piece (12); the battery core assembly (3) comprises a battery core (31) and a first electric connector (32) electrically connected with the battery core (31), wherein the battery core (31) is accommodated in the shell (1); the power management system (4) comprises a main control board (41) and a second electric connector (42) electrically connected with the main control board (41), and the main control board (41) is accommodated in the cover body (2); the first fixed connecting piece (12) is matched with the second fixed connecting piece (21) so that the cover body (2) is detachably connected with the shell body (1), and the first electric connecting piece (32) and the second electric connecting piece (42) can be butted so that the main control board (41) is electrically connected with the battery core (31); when the cover body (2) is arranged on the shell body (1) and the first fixed connecting piece (12) is matched with the second fixed connecting piece (21), the first electric connecting piece (32) and the second electric connecting piece (42) are correspondingly butted and electrically connected.

Description

Battery and agricultural unmanned aerial vehicle with same
Technical Field
The invention relates to the field of battery management, in particular to a battery and an agricultural unmanned aerial vehicle with the battery.
Background
The battery core assembly and the power management system of the traditional agricultural unmanned aerial vehicle battery are mostly of an integral inseparable structure, when the battery is used and has a problem, the integral battery needs to be returned to a manufacturer for maintenance, and the maintenance cost is high; in addition, because the service life of the battery pack assembly is only about 250 cycles, when the battery pack assembly is used in summer, only one operating season can be used, the service life of the power management system of the battery can reach thousands of cycles, when the battery pack assembly is scrapped, the whole battery is scrapped, the power management system cannot be recycled, the utilization rate of the power management system is low, and the cost of the battery is increased.
The inventor designs the detachable scheme of the cell assembly and the power management system aiming at the problems of the overall structure of the battery, wherein one scheme is that the cell assembly and the power management system are respectively provided with an electric connector, one electric connector is a plug, the other electric connector is a socket, however, when the cell assembly and the power management system are connected, the plug and the socket need to be manually aligned, so that the plug and the socket are connected, the plugging process is time-consuming and labor-consuming, and the quick connection between the cell assembly and the power management system is difficult to realize. The other scheme is that the electric core assembly and the power management system are connected through a wire, when the electric core assembly and the power management system are connected, the wire and the electric core assembly and/or the power management system need to be manually connected, the connection process is time-consuming and labor-consuming, and quick connection between the electric core assembly and the power management system is difficult to achieve.
Disclosure of Invention
The invention provides a battery and an agricultural unmanned aerial vehicle with the battery.
Specifically, the invention is realized by the following technical scheme:
according to a first aspect of the present invention, there is provided a battery comprising:
the shell is provided with an opening and a first fixed connecting piece which is arranged close to the opening;
the cover body is covered on the opening, and a second fixed connecting piece is arranged on the cover body corresponding to the first fixed connecting piece;
the battery core assembly comprises a battery core and a first electric connecting piece electrically connected with the battery core, and the battery core is accommodated in the shell; and
the power management system comprises a main control board and a second electric connector electrically connected with the main control board, wherein the main control board is accommodated in the cover body and used for controlling or/and monitoring the state of the battery cell, and the state of the battery cell comprises at least one of the following components: discharge, charge, temperature, current, voltage, electrical quantity;
the first fixed connecting piece is matched with the second fixed connecting piece so that the cover body is detachably connected with the shell, and the first electric connecting piece and the second electric connecting piece can be butted so that the main control board is electrically connected with the battery cell;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the first electric connecting piece and the second electric connecting piece are correspondingly butted to realize electric connection.
According to a second aspect of the invention, there is provided an agricultural drone comprising:
a body;
the main controller is arranged on the machine body; and
the battery is used for supplying power to the agricultural unmanned aerial vehicle and is fixed on the machine body; the battery includes:
the shell is provided with an opening and a first fixed connecting piece which is arranged close to the opening;
the cover body is covered on the opening, and a second fixed connecting piece is arranged on the cover body corresponding to the first fixed connecting piece;
the battery core assembly comprises a battery core and a first electric connecting piece electrically connected with the battery core, and the battery core is accommodated in the shell; and
the power management system comprises a main control board electrically connected with the main controller and a second electric connector electrically connected with the main control board, wherein the main control board is accommodated in the cover body and used for controlling or/and monitoring the state of the battery cell, and the state of the battery cell comprises at least one of the following components: discharge, charge, temperature, current, voltage, electrical quantity;
the first fixed connecting piece is matched with the second fixed connecting piece so that the cover body is detachably connected with the shell, and the first electric connecting piece and the second electric connecting piece can be butted so that the main control board is electrically connected with the battery cell;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the first electric connecting piece and the second electric connecting piece are correspondingly butted to realize electric connection.
According to the technical scheme provided by the embodiment of the invention, the first electric connector and the second electric connector are butted through the mechanical matching of the first fixed connector and the second fixed connector, so that the main control board is electrically connected with the battery cell, the process of mechanical matching of the first fixed connector and the second fixed connector is time-saving and labor-saving, and the quick connection between the battery cell assembly and the power management system is realized; moreover, the cell module and the power management system can be quickly disassembled, when the cell module is scrapped, the power management system and the cover body part can be continuously used only by replacing the cell module, and the power management system and the cover body part can be recycled; in addition, the electric core assembly is sealed through the cooperation of the cover body and the shell, the waterproof and dustproof functions of the electric core assembly are realized, and the service life of the electric core assembly is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a perspective view of a battery in accordance with an embodiment of the present invention;
FIG. 2 is a block diagram of a battery according to an embodiment of the present invention;
FIG. 3 is a structural exploded view of a battery part structure according to an embodiment of the present invention;
FIG. 4 is a perspective view of another embodiment of the battery of the present invention;
FIG. 5 is a structural exploded view of a battery according to an embodiment of the present invention;
FIG. 6 is an enlarged partial view of FIG. 5;
FIG. 7 is a perspective view of a battery part structure according to an embodiment of the present invention;
FIG. 8 is a perspective view of a battery part structure in another direction in accordance with an embodiment of the present invention;
fig. 9 is a perspective view showing still another partial structure of a battery in accordance with an embodiment of the present invention;
FIG. 10 is a structural exploded view of a battery in another orientation in accordance with an embodiment of the present invention;
FIG. 11 is an enlarged partial view of FIG. 10;
fig. 12 is another structural block diagram of a battery in an embodiment of the invention;
FIG. 13 is a schematic view of the mating of the first electrical connector and the second electrical connector of the battery in one embodiment of the invention;
fig. 14 is a further block diagram of a battery in accordance with an embodiment of the present invention;
fig. 15 is a block diagram of an agricultural drone according to an embodiment of the present invention.
Reference numerals:
100: a flight controller; 200: a battery;
1: a housing; 11: an opening; 12: a first fixed connector; 13: a U-shaped bending piece; 14: a side cover;
2: a cover body; 21: a second fixed connector; 22: a temperature acquisition plug; 23: a voltage acquisition plug; 24: positioning a groove; 25: a bottom cover; 26: a top cover; 27: a handle;
3: an electrical core assembly; 31: an electric core; 32: a first electrical connection; 321: a first positive electrode connection member; 3211: a first positive electrode main body; 3212: a first positive electrode reinforcing portion; 322: a first negative electrode connection member; 3221: a first negative electrode main body; 3222: a first negative electrode reinforcing portion; 33: a polar lug plate; 34: a connector;
4: a power management system; 41: a main control board; 42: a second electrical connection; 421: a second positive electrode connection part; 4211: a second positive electrode main body; 4212: a second positive electrode reinforcing portion; 422: a second negative electrode connecting part; 4221: a second negative electrode main body; 4222: a second negative electrode reinforcing portion; 43: encrypting the circuit board; 44: a communication device;
5: an adapter plate; 51: an adapter; 52: a temperature acquisition socket; 53: a voltage acquisition socket; 54: a first fixed part; 55: a second fixed part; 56: a first housing; 57: a second housing;
6: a fixing member;
7: and a protective layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The battery and the agricultural unmanned aerial vehicle with the battery are described in detail below with reference to the accompanying drawings. The features of the following examples and embodiments may be combined with each other without conflict.
Example one
Referring to fig. 1 to 10, a battery 200 according to an embodiment of the present invention may include a housing 1, a cover 2, a battery cell assembly 3, and a power management system 4. Wherein the housing 1 is provided with an opening 11 and a first fixed connection 12 arranged close to the opening 11. Optionally, the housing 1 is square, and the first fixing connection members 12 are disposed at four corners of the housing 1 or other positions of the housing 1. The cover 2 is used for covering the opening 11, and the cover 2 is provided with a second fixed connector 21 corresponding to the first fixed connector 12. In the present embodiment, the first fixed connector 12 can cooperate with the second fixed connector 21 to detachably connect the cover 2 with the housing 1.
Further, the battery cell assembly 3 includes a battery cell 31 and a first electrical connector 32 electrically connected to the battery cell 31, and the power management system 4 includes a main control board 41 and a second electrical connector 42 electrically connected to the main control board 41. The battery cell 31 of the present embodiment is housed in the case 1, and the main control board 41 is housed in the lid 2. When the cover body 2 is covered on the opening 11, the cover body 2 and the shell 1 can seal the electric core assembly 3, so that the waterproof and dustproof functions of the electric core assembly 3 are realized, and the service life of the electric core assembly 3 is prolonged; in addition, the main control board 41 is disposed in the cover body 2, so that the main control board 41 can be protected from water and dust, and the service life of the main control board 41 is prolonged.
In this embodiment, the main control board 41 may be used to control or/and monitor the state of the battery cell 31. The state of the battery cell 31 includes at least one of the following: discharge, charge, temperature, current, voltage, amount of electricity, of course, the state of the battery cell 31 is not limited thereto. The main control board 41 may control the discharging and charging of the battery cell 31, and may monitor the temperature, the current, the voltage, and the electric quantity of the battery cell 31, so as to ensure that the battery cell 31 is in a normal working state.
The first electrical connector 32 and the second electrical connector 42 of the present embodiment can be butted to electrically connect the main control board 41 and the battery cell 31. Specifically, when the cover 2 is mounted on the housing 1 and the first fixed connector 12 is engaged with the second fixed connector 21, the first electrical connector 32 and the second electrical connector 42 are correspondingly engaged to achieve electrical connection. In the embodiment, the first electric connector 32 and the second electric connector 42 are butted through the mechanical matching of the first fixed connector 12 and the second fixed connector 21, so that the main control board 41 is electrically connected with the battery cell 31, the process of mechanical matching of the first fixed connector 12 and the second fixed connector 21 is time-saving and labor-saving, and the quick connection between the battery cell assembly 3 and the power management system 4 is realized; moreover, the cell module 3 and the power management system 4 can be quickly disassembled, when the cell module 3 is scrapped, the cell module 3 is only needed to be replaced, the power management system 4 and the cover body 2 can be continuously used, and the power management system 4 and the cover body 2 can be recycled. Through first fixed connector 12 and second fixed connector 21 cooperate for lid 2 installs more firmly on casing 1, and then improves the stability of butt joint between first electric connector 32 and the second electric connector 42, and the electric quantity of electric core subassembly 3 can transmit for main control board 41 more steadily.
With reference to fig. 4 to 5, the first electrical connector 32 may include a first positive connection member 321 and a first negative connection member 322, wherein the first positive connection member 321 is configured to electrically connect to the cell positive electrode, and the first negative connection member 322 is configured to electrically connect to the cell negative electrode. When the number of the battery cells 31 is plural, the battery cell positive electrode and the battery cell negative electrode are respectively a positive electrode and a negative electrode formed by connecting the plurality of battery cells 31 in series and/or in parallel.
With reference to fig. 7 and 8, the second electrical connector 42 may include a second positive connection part 421 and a second negative connection part 422, wherein the second positive connection part 421 is configured to be electrically connected to the positive power supply of the power management system 4, and the second negative connection part 422 is configured to be electrically connected to the negative power supply of the power management system 4. The positive power supply and the negative power supply of the present embodiment are used as power supply input interfaces of the power management system 4.
In this embodiment, when the cover 2 is installed on the casing 1, the first positive connection component 321 is electrically connected to the second positive connection component 421, and the first negative connection component 322 is electrically connected to the second negative connection component 422, so that the first electrical connector 32 is electrically connected to the second electrical connector 42, the electrical connection between the battery cell 31 and the main control board 41 is achieved, and the main control board 41 is powered through the battery cell 31.
For example, in an embodiment, with reference to fig. 4, 5 and 9, the battery 200 may further include an adapter plate 5, the adapter plate 5 is disposed on the opening 11, and the adapter plate 5 and the housing 1 cooperate to form a receiving cavity in which the battery cell 31 is received. The keysets 5 of this embodiment are located between lid 2 and the casing 1, accept the chamber through keysets 5 and casing 1 formation and carry out preliminary sealing to electric core subassembly 3, and rethread lid 2 further seals electric core subassembly 3 with casing 1's cooperation to the waterproof dustproof that is better to electric core subassembly 3. The first positive electrode connection member 321 and the first negative electrode connection member 322 of the present embodiment are provided on the interposer 5.
In addition, the first positive connection member 321 and the second positive connection member 421 of the present embodiment are fixedly connected to improve the stability of the butt joint between the first positive connection member 321 and the second positive connection member 421, so as to improve the stability of the electrical connection between the first positive connection member 321 and the second positive connection member 421. Correspondingly, the first negative electrode connecting part 322 and the second negative electrode connecting part 422 are also fixedly connected to improve the stability of the butt joint between the first negative electrode connecting part 322 and the second negative electrode connecting part 422, so as to improve the stability of the electrical connection between the first negative electrode connecting part 322 and the second negative electrode connecting part 422. The fixing manner between the first and second positive electrode connection members 321 and 421 and the first and second negative electrode connection members 322 and 422 may be selected as necessary. For example, referring to fig. 13, in one embodiment, the battery 200 may further include a fixing member 6, and the first positive connection member 321 and the second positive connection member 421 and/or the first negative connection member 322 and the second negative connection member 422 may be fixedly connected by the fixing member 6. In this embodiment, the fixing members 6 include two fixing members, and when the first positive connection member 321 and the second positive connection member 421 are electrically connected correspondingly, the first positive connection member 321 and the second positive connection member 421 are fixedly connected by one of the fixing members 6, so that the electrical connection between the first positive connection member 321 and the second positive connection member 421 is more stable. When the first negative electrode connecting part 322 is electrically connected to the second negative electrode connecting part 422, the first negative electrode connecting part 322 is fixedly connected to the second negative electrode connecting part 422 through another fixing member 6, so that the electrical connection between the first negative electrode connecting part 322 and the second negative electrode connecting part 422 is more stable.
The matching manner between the fixing member 6 and the first positive connecting member 321, the second positive connecting member 421 and between the fixing member 6 and the first negative connecting member 322, the second negative connecting member 422 can be selected as required, in this embodiment, the first positive connecting member 321 is provided with a first fixing hole, the second positive connecting member 421 is provided with a second fixing hole, and the fixing member 6 is inserted into the first fixing hole and the second fixing hole, so that the first positive connecting member 321 is fixedly connected with the second positive connecting member 421. Correspondingly, the first negative electrode connecting part 322 is arranged in the third fixing hole, the second negative electrode connecting part 422 is arranged in the fourth fixing hole, and the fixing part 6 is inserted into the third fixing hole and the fourth fixing hole, so that the first negative electrode connecting part 322 is fixedly connected with the second negative electrode connecting part 422. The type of the fixing member 6 can be selected according to the requirement, and for example, it can be a screw, a pin, a snap, a fastener, or other quick-release connector.
Referring to fig. 13, the first positive electrode connecting member 321 may include a first positive electrode main body 3211 and a first positive electrode reinforcing part 3212, and the second positive electrode connecting member 421 may include a second positive electrode main body 4211 and a second positive electrode reinforcing part 4212. The first positive electrode main body 3211 is disposed on the interposer 5, and the first fixing hole is disposed on the first positive electrode main body 3211. The second positive electrode main body 4211 is disposed on the lid body 2, and the second fixing hole is disposed on the second positive electrode main body 4211. After the first positive electrode main body 3211 and the second positive electrode main body 4211 of this embodiment are butted, the first fixing hole and the second fixing hole are inserted through the fixing member 6, so that the first positive electrode main body 3211 and the second positive electrode main body 4211 are butted (contacted) more stably.
The first positive electrode reinforcing portion 3212 is disposed on a side of the interposer 5 away from the accommodating cavity and is bent to connect the first positive electrode main body 3211, so that the structure of the first positive electrode main body 3211 is reinforced by the first positive electrode reinforcing portion 3212, and the structural strength of the first positive electrode main body 3211 is improved. The second positive electrode reinforcing portion 4212 is provided in the lid body 2, and is bent and connected to the second positive electrode main body 4211, so that the second positive electrode is entirely reinforced by the second positive electrode reinforcing portion 4212, and the structural strength of the second positive electrode main body 4211 is improved. Alternatively, the first positive electrode reinforcing portion 3212 is substantially perpendicular to the first positive electrode main body 3211, and the second positive electrode reinforcing portion 4212 is substantially perpendicular to the second positive electrode main body 4211 (as shown in fig. 13). Of course, the included angles between the first positive electrode reinforcing portion 3212 and the first positive electrode main body 3211 and between the second positive electrode reinforcing portion 4212 and the second positive electrode main body 4211 may be other inclination angles.
The first negative connection member 322 and the second negative connection member 422 have a structure and connection relationship similar to those of the first positive connection member 321 and the second positive connection member 421. Specifically, referring to fig. 13 again, the first negative connection part 322 may include a first negative body 3221 and a first negative reinforcement part 3222, and the second negative connection part 422 may include a second negative body 4221 and a second negative connection part 422. The first negative electrode main body 3221 is disposed on the adapting plate 5, and the third fixing hole is disposed on the first negative electrode main body 3221. The second negative electrode main body 4221 is disposed on the lid body 2, and the fourth fixing hole is disposed on the second negative electrode main body 4221. After the first negative electrode main body 3221 and the second negative electrode main body 4221 are butted, the fixing member 6 is inserted into the third fixing hole and the fourth fixing hole, so that the first negative electrode main body 3221 and the second negative electrode main body 4221 are butted (contacted) more stably. Through the cooperation between mounting 6 and first fixed orifices, the second fixed orifices, third fixed orifices and the fourth fixed orifices for first positive main part 3211 and second positive main part 4211, the butt joint between first negative pole main part 3221 and the second negative pole is more stable, realized stablizing ground electric connection between first electric connector 32 and the second electric connector 42, electric core subassembly 3 can provide more stable electric quantity to power management system 4, the realization is to power management system 4's stable power supply.
The first negative electrode reinforcing portion 3222 is disposed on a side of the adapting plate 5 away from the accommodating cavity, and is bent and connected to the first negative electrode main body 3221, so that the structure of the first negative electrode main body 3221 is reinforced by the first negative electrode reinforcing portion 3222, and the structural strength of the first negative electrode main body 3221 is improved. The second negative electrode connecting portion 422 is provided in the lid 2 and is bent to connect the second negative electrode main body 4221, so that the second negative electrode reinforcement portion 4222 reinforces the entire second negative electrode, and the structural strength of the second negative electrode main body 4221 is improved. Alternatively, the first negative electrode reinforcing portion 3222 is substantially perpendicular to the first negative electrode main body 3221, and the second negative electrode reinforcing portion 4222 is substantially perpendicular to the second negative electrode main body 4221 (as shown in fig. 13). Of course, the included angles between the first negative electrode reinforcing portion 3222 and the first negative electrode main body 3221, and between the second negative electrode reinforcing portion 4222 and the second negative electrode main body 4221 may be other inclination angles.
Further, referring to fig. 4, 5 and 9, the adapter plate 5 may further include a first fixing portion 54 and/or a second fixing portion 55. The first fixing portion 54 is located on one side of the first positive connecting member 321, the first fixing portion 54 is provided with a first mounting hole, and the fixing member 6 is inserted into the first mounting hole and then connected to the first fixing hole and the second fixing hole. The first mounting hole, the first fixing hole and the second fixing hole of the embodiment are coaxially arranged, the fixing member 6 is positioned through the first fixing portion 54, and the fixing member 6 is conveniently inserted into the first fixing hole and the second fixing hole.
The adapter plate 5 of the second fixing portion 55 is further provided with a second mounting hole on one side of the first cathode connecting component 322, and the fixing member 6 is inserted into the third fixing hole and the fourth fixing hole after penetrating through the second mounting hole. The second mounting hole, the third fixing hole and the fourth fixing hole of this embodiment are coaxially arranged, and the fixing member 6 is positioned through the second fixing portion 55, so that the fixing member 6 can be conveniently inserted into the third fixing hole and the fourth fixing hole.
To further facilitate inserting the fixing members 6 into the first fixing hole and the second fixing hole, the third fixing hole and the fourth fixing hole, the first fixing portion 54 and the second fixing portion 55 of the present embodiment are both disposed near the edge of the adapter plate 5, the positioning grooves 24 are disposed at corresponding positions of the cover 2, and the first fixing portion 54 and the second fixing portion 55 are received in the corresponding positioning grooves 24. When the cover 2 is installed on the housing 1, the positions of the first fixing portion 54 and the second fixing portion 55 can be quickly located by the corresponding positioning grooves 24, so that the fixing member 6 and the first mounting hole, the first fixing hole and the second fixing hole and/or the fixing member 6 and the second mounting hole, the third fixing hole and the fourth fixing hole can be quickly inserted.
Optionally, the first fixing portion 54 and the second fixing portion 55 both protrude from the edge of the interposer 5. In this embodiment, when the cover 2 is mounted on the housing 1, the first fixing portion 54 and the second fixing portion 55 are exposed out of the corresponding positioning groove 24, so that the user can conveniently obtain the positions of the first fixing portion 54 and the second fixing portion 55.
Optionally, the first fixing portion 54 and the second fixing portion 55 are both flush with the edge of the interposer 5. In the embodiment, when the cover 2 is mounted on the housing 1, the first fixing portion 54 and the second fixing portion 55 are flush with the corresponding edge of the positioning groove 24, so that the user can easily obtain the positions of the first fixing portion 54 and the second fixing portion 55.
Further, in some embodiments, the interposer 5 may further include a first housing 56 and/or a second housing 57. The first housing 56 has a first receiving groove, the first positive electrode connecting member 321 is received in the first receiving groove, and the first mounting hole communicates with the first receiving groove. When the cover 2 is mounted on the housing 1 and the first fixing connector 12 is engaged with the second fixing connector 21, the second positive electrode main body 4211 is just inserted into the first receiving groove to be abutted with the first positive electrode main body 3211, and then the fixing member 6 is inserted into the first mounting hole, the first fixing hole and the second fixing hole, so that the abutment of the first positive electrode main body 3211 and the second positive electrode main body 4211 is more stable. In this embodiment, the first casing 56 surrounds the first positive electrode connecting member 321, so that when the second positive electrode main body 4211 is abutted to the first positive electrode main body 3211, the first casing 56 can limit the second positive electrode main body 4211 in the first receiving groove.
The second case 57 has a second receiving groove in which the first negative connecting member 322 is received, and the second mounting hole communicates with the second receiving groove. When the cover 2 is mounted on the housing 1 and the first fixing connector 12 is engaged with the second fixing connector 21, the second negative body 4221 is just inserted into the second receiving groove to be abutted with the first negative body 3221, and then the fixing member 6 is inserted into the second mounting hole, the third fixing hole and the fourth fixing hole, so that the abutting joint of the first negative body 3221 and the second negative body 4221 is more stable. In this embodiment, the second housing 57 surrounds the first negative electrode connection member 322, and when the second negative electrode main body 4221 is abutted to the first negative electrode main body 3221, the second housing 57 can limit the second negative electrode main body 4221 in the second receiving groove.
Referring to fig. 5, the battery core assembly 3 may further include a plurality of battery cells 31, and the battery cell assembly 3 further includes a tab plate 33, where the tab plate 33 is received in the receiving cavity. In the present embodiment, the plurality of battery cells 31 are connected in parallel and/or in series by the pole ear plates 33, optionally, the pole ear plates 33 are connected to the pole ears of the battery cells 31 by welding, so that the plurality of battery cells 31 are connected in parallel and/or in series by the pole ear plates 33, and the series-parallel connection relationship between the plurality of battery cells 31 can be set as required to meet specific requirements. With further reference to fig. 12, the battery cell assembly 3 of the present embodiment may further include a connector 34 disposed on the pole ear plate 33, wherein the connector 34 is electrically connected to the pole ear plate 33, so that the series-parallel connection relationship among the plurality of battery cells 31 can be collected by the connector 34, and the connector 34 can output the voltage and/or temperature output after the plurality of battery cells 31 are connected in series-parallel. Optionally, the connector 34 is soldered to the tab plate 33 to electrically connect the connector 34 to the tab plate 33.
Further referring to fig. 10 and 12, the adaptor plate 5 of the present embodiment may be provided with an adaptor 51, and the first positive electrode connection member 321 and the first negative electrode connection member 322 are electrically connected to the adaptor 51, respectively. The positive lug plate 33 has a positive electrode (i.e., a cell positive electrode) and a negative electrode (i.e., a cell negative electrode), and the adapter 51 is electrically engaged with the connector 34 so that the positive electrode of the positive lug plate 33 is electrically connected to the first positive connecting member 321, and the negative electrode of the positive lug plate 33 is electrically connected to the first negative connecting member 322, so that the cell positive electrode is led out through the first positive connecting member 321, and the cell negative electrode is led out through the first negative connecting member 322. When the first positive connecting part 321 is connected with the second positive connecting part 421 and the first negative connecting part 322 is connected with the second negative connecting part 422, the main control board 41 can be powered through the core assembly 3.
In this embodiment, one of the connector 34 and the adapter 51 is a female connector, and the other is a male connector to be mated with the female connector.
Further, with reference to fig. 10 and fig. 11, the interposer 5 may further be provided with a temperature collection socket 52, the temperature collection socket 52 is electrically connected to the adapter 51, and after the adapter 51 is electrically connected to the connector 34, the temperature collection socket 52 may collect the temperature of the battery cell 31, where when the battery cells 31 are multiple, the temperature of the battery cell 31 is the total temperature of the multiple battery cells 31. The power management system 4 may include a temperature acquisition plug 22 disposed on the cover 2, and the temperature acquisition plug 22 is electrically connected to the main control board 41. In the embodiment, when the cover 2 is mounted on the housing 1 and the first fixed connector 12 is mated with the second fixed connector 21, the temperature collecting plug 22 is plugged into the temperature collecting socket 52 to achieve electrical connection. After the temperature collection plug 22 is plugged into the temperature collection socket 52, the main control board 41 can monitor the temperature of the battery cell 31 in real time.
In this embodiment, the temperature acquisition plug 22 may be composed of a plurality of pin pins, and the temperature acquisition socket 52 is a corresponding pin jack, and of course, the matching manner of the temperature acquisition plug 22 and the temperature acquisition socket 52 is not limited to the pin pins and the pin jack, and may be selected as other matched male connector and female connector.
With reference to fig. 10 and fig. 11, the interposer 5 may further include a voltage collecting socket 53, where the voltage collecting socket 53 is electrically connected to the connector 34, and after the adapter 51 is electrically connected to the connector 34, the voltage collecting socket 53 can collect the voltage of the battery cells 31, where when a plurality of battery cells 31 are provided, the voltage of the battery cells 31 includes a total voltage of the plurality of battery cells 31 connected in series and in parallel and a voltage of each battery cell 31. The power management system 4 may further include a voltage collecting plug 23 disposed on the cover 2, and the voltage collecting plug 23 is electrically connected to the main control board 41. When the cover 2 is mounted on the housing 1 and the first fixed connector 12 is mated with the second fixed connector 21, the voltage collecting plug 23 is plugged into the voltage collecting socket 53 to achieve electrical connection. After the voltage collecting plug 23 is plugged into the voltage collecting socket 53, the main control board 41 may monitor the voltage of the battery cell 31 in real time.
In this embodiment, the voltage collecting plug 23 may be composed of a plurality of pin pins, and the voltage collecting socket 53 is a corresponding pin jack, and certainly, the matching manner of the voltage collecting plug 23 and the voltage collecting socket 53 is not limited to the pin pins and the pin jacks, and may be selected as other matched male connector and female connector.
The structure of the housing 1 of the present embodiment can also be designed as required, and with reference to fig. 5 and 10, the housing 1 can include a U-shaped bending piece 13 and two side covers 14 correspondingly matched with two side portions of the U-shaped bending piece 13, and each side cover 14 is fixedly connected with a corresponding position of the U-shaped bending piece. In the present embodiment, the housing 1 surrounded by the U-shaped bending member 13 and the two side covers 14 has an opening 11, and the electric core assembly 3 is placed in the housing 1 through the opening 11.
Further, electric core subassembly 3 is fixed at the inside wall of casing 1, prevents that electric core subassembly 3 from rocking in casing 1. Optionally, the inner side wall of the shell 1 is provided with a fixing structure for fixing the electric core assembly 3, and the electric core assembly 3 is fixedly matched with the fixing structure in a clamping and inserting mode and the like. Optionally, the electric core assembly 3 is fixedly connected with the inner side wall of the shell 1 in a gluing mode.
The material of the U-shaped bending piece 13 can be selected according to the requirement, for example, it can be aluminum, and it can also be other materials. The side cover 14 may be made of the same material as the U-shaped bent piece 13 or different material.
Further, with reference to fig. 4, 5 and 10, the housing 1 may further include a protective layer 7, where the protective layer 7 is used to wrap the side edge of the housing 1 formed by connecting the U-shaped bending member and the side cover 14, and the protective layer 7 of this embodiment has functions of preventing abrasion and vibration, and protects the housing 1 and the electric core assembly 3.
In addition, the cover 2 may further have a functional interface electrically connected to the main control board 41. The functional interface of the present embodiment may include a charging interface and/or a power take-off interface. In this embodiment, when first electrical connector 32 is electrically connected to second electrical connector 42 to electrically connect main control board 41 to electric core assembly 3, external power source can be connected through the charging interface to charge electric core assembly 3, and external device can be connected through the power output interface to supply power to external device.
Referring to fig. 14, the power management system 4 of the present embodiment may further include an encryption circuit board 43 and a communication device 44. The encryption circuit board 43 is disposed in the cover 2, and the encryption circuit board 43 is electrically connected to the main control board 41 and the communication device 44. The communication device 44 is provided in the cover 2, for example, the communication device 44 may be provided in the cover 2 or outside the cover 2, but the communication device 44 may be partially provided in the cover 2 or partially provided outside the cover 2, and may be designed as needed. The communication device 44 of the present embodiment is used for communication connection with an external device, and the communication device 44 and the external device may be in communication connection based on a wireless communication method or may be in communication connection based on a wired communication method.
The external device sends the battery authentication information to the encryption circuit board 43 through the communication device 44, and when the encryption circuit board 43 determines that the received battery authentication information is legal, the encryption circuit board 43 controls the main control board 41 to be electrically connected with the external device, so that the electric quantity of the battery cell 31 is provided to the external device through the main control board 41, and/or the main control board 41 is in communication connection with the external device.
The encryption circuit board 43 of the present embodiment is used to verify whether the current battery 200 is legal or not according to the battery 200 authentication information sent by the external device. Specifically, after the external device is communicatively connected to the communication device 44, the communication device 44 may send the battery 200 authentication information to the encryption circuit board 43, and the encryption circuit board 43 may verify the validity of the external device according to the currently received battery 200 authentication information. When the encryption circuit board 43 determines that the currently received authentication information of the battery 200 is legal, the encryption circuit board 43 sends a trigger signal to the main control board 41, so that the main control board 41 is in communication connection with an external device, and the external device can acquire the state of the battery cell 31 from the main control board 41 and control the operation (charging/discharging) of the battery 200; and/or electrically connecting the main control board 41 with an external device, so that the electric quantity of the battery cell 31 is provided to the external device through the main control board 41; when the encryption circuit board 43 determines that the currently received authentication information of the battery 200 is illegal, the external device cannot access the main control board 41, so as to prevent an illegal user from acquiring the state of the battery core 31 and controlling the operation of the battery 200.
The verification of the validity of the battery 200 may employ various strategies, for example, the encryption circuit board 43 is provided with a storage unit for storing device information and/or a verification code of a legitimate device. In an embodiment, the battery 200 authentication information includes device information (e.g., device ID) of the current external device, and the encryption circuit board 43 passes the authentication when determining that the device information of the legal device stored in the storage unit exists in the device information of the current external device; otherwise, the verification fails. In another embodiment, the authentication information of the battery 200 includes an authentication password input by the user through the external device, and the encryption circuit board 43 passes the authentication if it is determined that the authentication password input by the user through the external device is the same as the authentication password in the storage unit; otherwise, the verification fails. In another embodiment, the battery 200 authentication information includes device information (e.g., device ID) of the current external device and an authentication password input by the user through the external device, and the encryption circuit board 43 passes the authentication if it is determined that the device information of the legal device stored in the storage unit exists in the device information of the current external device and it is determined that the authentication password input by the user through the external device is the same as the authentication password in the storage unit; otherwise, the verification fails.
Of course, the verification of the validity of the battery 200 is not limited to the policies listed in the above embodiments, and other verification policies may be selected.
The external device can be a terminal, such as a mobile terminal of a mobile phone, a tablet computer, an unmanned aerial vehicle remote controller and the like.
Referring to fig. 3, the cover 2 may include a bottom cover 25 and a top cover 26, the bottom cover 25 and the top cover 26 are covered and matched to form a space, and the main control board 41 is received in the space formed by the bottom cover 25 and the top cover 26. In this embodiment, the bottom cover 25 and the top cover 26 are detachably mounted and matched, and a sealing process is performed at a joint of the bottom cover 25 and the top cover 26, for example, a sealing layer is disposed at a joint of the bottom cover 25 and the top cover 26, so as to isolate the main control board 41 from the outside, and achieve waterproof and dustproof effects of the main control board 41. Of course, the structure of the lid body 2 is not limited to the upper and lower structure of the bottom lid 25 and the top lid 26.
Optionally, the second electrical connector 42, the temperature collecting plug 22, the voltage collecting plug 23, the communication device 44 and the like in the above embodiments are provided on the bottom cover 25.
Further, the cover 2 of the present embodiment may further include a handle 27, and the handle 27 is disposed on the top cover 26 for facilitating a user to take the battery 200.
A sealed cavity is formed between the main control board 41 and the cover body 2, the encryption circuit board 43 is accommodated in the sealed cavity, the encryption circuit board 43 is isolated from the outside, and the waterproof and dustproof effects of the encryption circuit board 43 are achieved. The sealed cavity can be formed by the main control board 41 and the top cover 26, and can also be formed by the main control board 41 and the bottom cover 25.
The first fixed connector 12 is disposed at the top corner of the housing 1, and the second fixed connector 21 is disposed at the corresponding position of the cover 2. The matching mode of the first fixed connector 12 and the second fixed connector 21 can be designed according to the requirement. The first fixed attachment 12 of this embodiment comprises a plurality of lugs which are connected to the adapter plate 5 and the second fixed attachment 21. Specifically, each lug is provided with a connecting hole, and after the adapter plate 5 is fixedly connected with the connecting hole through a screw, the second fixing piece 6 is fixedly connected with the lug, so that the cover body 2 is covered on the shell body 1. The fixed connection mode of the second fixing piece 6 and the lug can select any existing fixed connection mode, such as clamping, screw connection and the like.
It is worth mentioning that the battery 200 of this embodiment can be used on aircrafts such as agricultural unmanned aerial vehicles, unmanned aerial vehicles for aerial photography, and also can be used on ground-end equipment such as remote control vehicles, manpower spraying vehicles, and still can be used on other equipment that need the battery 200 to supply power.
Example two
Referring to fig. 15, a second embodiment of the present invention provides an agricultural drone, which may include a body, a flight controller 100 disposed on the body, and a battery 200 according to the first embodiment. The structure and the operation principle of the battery 200 can be referred to the description of the first embodiment, and are not repeated herein.
In the present embodiment, the battery 200 is fixed to the body, and any fixing method may be selected as the fixing method for fixing the battery 200 to the body. Further, the main control board 41 of the battery 200 can be electrically connected with the flight controller 100 to transmit the electric quantity of the electric core assembly 3 to the flight controller 100, so that the flight controller 100 can work, and the function of supplying power to the agricultural unmanned aerial vehicle by the battery 200 is realized.
In the present embodiment, when the cover 1 is assembled with the housing 2 and the first fixed connector 12 is mated with the second fixed connector 21, the first electrical connector 32 and the second electrical connector 42 are just butted, so that the main control board 41 and the battery cell 31 are electrically connected, the main control board 41 is electrically connected with the flight controller 100, and the electric quantity of the battery cell 31 is provided to the flight controller 100 through the main control board 41. The power output interface of the present embodiment is connected to the flight controller 100 through a power output line.
In some embodiments, a remote controller or a terminal for controlling the agricultural drone may be in communication connection with the communication device 44, the remote controller or the terminal may send the battery 200 authentication information to the encryption circuit board 43 through the communication device 44, and the encryption circuit board 43 may verify the validity of the external device according to the currently received battery 200 authentication information. When the encryption circuit board 43 determines that the currently received authentication information of the battery 200 is legal information, the encryption circuit board 43 sends a trigger signal to the main control board 41, so that the main control board 41 is electrically connected with the flight controller 100, and the electric quantity of the battery cell 31 is provided to the flight controller 100 through the main control board 41. Further, after the encryption circuit board 43 sends a trigger signal to the main control board 41, the remote controller or the terminal may communicate with the main control board 41, and the remote controller or the terminal may obtain the state of the battery cell 31 from the main control board 41 and control the operation (charging/discharging) of the battery 200; when the encryption circuit board 43 determines that the currently received authentication information of the battery 200 is illegal, the remote controller or the terminal cannot access the main control board 41, and the battery 200 cannot supply power to the agricultural unmanned aerial vehicle, so that an illegal user is prevented from using the battery 200, and the illegal user is prevented from obtaining the state of the battery core 31 and controlling the work of the battery 200.
Further, the agricultural unmanned aerial vehicle of this embodiment still includes the sprinkler who is connected with the fuselage, and sprinkler is connected with flight controller 100 electricity. The spraying device can realize the spraying function of pesticide or the sowing function of crop seeds.
Agricultural unmanned aerial vehicle can be many rotor unmanned aerial vehicle, also can be for non-rotor unmanned aerial vehicle.
In the description of the present invention, "up" and "down" should be understood as "up" and "down" directions of battery 200 formed by mounting lid body 2 and case body 1 in this order from top to bottom.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The battery provided by the embodiment of the invention and the agricultural unmanned aerial vehicle with the battery are described in detail above, a specific example is applied in the description to explain the principle and the implementation of the invention, and the description of the above embodiment is only used to help understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims (42)

1. A battery, comprising:
the shell is provided with an opening and a first fixed connecting piece which is arranged close to the opening;
the cover body is covered on the opening, and a second fixed connecting piece is arranged on the cover body corresponding to the first fixed connecting piece;
the battery core assembly comprises a battery core and a first electric connecting piece electrically connected with the battery core, and the battery core is accommodated in the shell; and
the power management system comprises a main control board and a second electric connector electrically connected with the main control board, wherein the main control board is accommodated in the cover body and used for controlling or/and monitoring the state of the battery cell, and the state of the battery cell comprises at least one of the following components: discharge, charge, temperature, current, voltage, electrical quantity;
the first fixed connecting piece is matched with the second fixed connecting piece so that the cover body is detachably connected with the shell, and the first electric connecting piece and the second electric connecting piece can be butted so that the main control board is electrically connected with the battery cell;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the first electric connecting piece and the second electric connecting piece are correspondingly butted to realize electric connection.
2. The battery of claim 1, wherein the first electrical connection includes a first positive connection member for electrically connecting to a cell positive electrode and a first negative connection member for electrically connecting to a cell negative electrode,
the second electric connector comprises a second positive connecting part and a second negative connecting part, wherein the second positive connecting part is used for being electrically connected with the positive electrode of the power supply management system, and the second negative connecting part is used for being electrically connected with the negative electrode of the power supply management system;
when the cover is mounted on the housing, the first positive connecting member is electrically connected to the second positive connecting member, and the first negative connecting member is electrically connected to the second negative connecting member.
3. The battery of claim 2, further comprising:
the adapter plate is covered on the opening, the adapter plate is matched with the shell to form an accommodating cavity, and the battery cell is accommodated in the accommodating cavity;
the first positive connecting part and the first negative connecting part are arranged on the adapter plate.
4. The battery of claim 3, wherein the cell is plural;
the battery core assembly further comprises a tab plate accommodated in the accommodating cavity and a connector arranged on the tab plate and electrically connected with the tab plate, and the battery cores are connected in parallel and/or in series through the tab plate;
the adapter plate is provided with an adapter, and the first positive connecting part and the first negative connecting part are respectively and electrically connected with the adapter;
the adapter is electrically matched with the connector, so that the positive electrode of the battery cell is electrically connected with the first positive connecting part, and the negative electrode of the battery cell is electrically connected with the first negative connecting part.
5. The battery of claim 4, wherein the adapter plate is further provided with a temperature collection socket, the temperature collection socket being electrically connected with the adapter;
the power management system comprises a temperature acquisition plug arranged on the cover body, and the temperature acquisition plug is electrically connected with the main control board;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the temperature acquisition plug is connected with the temperature acquisition socket in an inserting mode so as to realize electric connection.
6. The battery of claim 3, wherein the adapter plate is further provided with a voltage collection socket, and the voltage collection socket is electrically connected with the connector;
the power management system also comprises a voltage acquisition plug arranged on the cover body, and the voltage acquisition plug is electrically connected with the main control board;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the voltage acquisition plug is connected with the voltage acquisition socket in an inserting mode so as to realize electric connection.
7. The battery of claim 3, further comprising:
a fixing member;
when the first positive connecting part is correspondingly and electrically connected with the second positive connecting part, the first positive connecting part is fixedly connected with the second positive connecting part through the fixing piece; and/or the presence of a gas in the gas,
when the first negative connecting part is electrically connected with the second negative connecting part correspondingly, the first negative connecting part is fixedly connected with the second negative connecting part through the fixing piece.
8. The battery according to claim 7, wherein the first positive connecting member is provided with a first fixing hole, the second positive connecting member is provided with a second fixing hole, and the fixing member is inserted into the first fixing hole and the second fixing hole to fixedly connect the first positive connecting member and the second positive connecting member; and/or the presence of a gas in the gas,
the first negative connecting part is arranged in a third fixing hole, the second negative connecting part is provided with a fourth fixing hole, and the fixing part is inserted in the third fixing hole and the fourth fixing hole so as to fixedly connect the first negative connecting part with the second negative connecting part.
9. The battery of claim 8, wherein the first positive connection member includes a first positive body disposed on the interposer, and a first positive reinforcement portion disposed on a side of the interposer away from the receiving cavity and bent to connect with the first positive body, and the first fixing hole is disposed on the first positive body;
the second positive connecting part comprises a second positive main body arranged on the cover body and a second positive reinforcing part arranged on the cover body and connected with the second positive main body in a bending mode, and the second fixing hole is formed in the second positive main body;
and/or the presence of a gas in the gas,
the first negative connecting part comprises a first negative main body arranged on the adapter plate and a first negative reinforcing part which is arranged on one side of the adapter plate far away from the accommodating cavity and is connected with the first negative main body in a bending mode, and the third fixing hole is formed in the first negative main body;
the second negative connecting part comprises a second negative main body arranged on the cover body and a second negative connecting part arranged on the cover body and connected with the second negative main body in a bending mode, and the fourth fixing hole is formed in the second negative main body.
10. The battery of claim 8, wherein the adapter plate is further provided with a first fixing portion located on one side of the first positive connecting member, the first fixing portion is provided with a first mounting hole, and the fixing member is inserted into the first mounting hole and then connected to the first fixing hole and the second fixing hole; and/or the presence of a gas in the gas,
the adapter plate is further provided with a second fixing portion located on one side of the first cathode connecting component, the second fixing portion is provided with a second mounting hole, and the fixing piece is connected with the third fixing hole and the fourth fixing hole in an inserting mode after penetrating through the second mounting hole.
11. The battery of claim 10, wherein the first and second fixing portions are disposed near an edge of the adapter plate, and positioning grooves are disposed at corresponding positions of the cover, and the first and second fixing portions are received in the corresponding positioning grooves.
12. The battery of claim 11, wherein the first and second fixing portions each protrude from an edge of the interposer.
13. The battery according to claim 10, wherein the interposer is further provided with a first housing and a second housing, the first housing has a first receiving groove, the first positive connecting member is received in the first receiving groove, and the first mounting hole is communicated with the first receiving groove;
the second housing has a second receiving groove in which the first negative connecting member is received, and the second mounting hole communicates with the second receiving groove.
14. The battery of claim 3, wherein the first fixed attachment includes a plurality of lugs that couple the interposer and the second fixed attachment.
15. The battery of claim 1, wherein the housing comprises a U-shaped bent piece and two side covers correspondingly engaged with two side portions of the U-shaped bent piece, and the side covers are fixedly connected with the U-shaped bent piece.
16. The battery of claim 15, wherein the housing further comprises a protective layer covering the side portions of the housing formed by the U-shaped bends and the side covers.
17. The battery of claim 1, wherein the cover is provided with a functional interface, and the functional interface is electrically connected to the main control board.
18. The battery of claim 17, wherein the functional interface comprises a charging interface and/or a power take-off interface.
19. The battery of claim 1, wherein the cover is provided with a handle.
20. The battery of claim 1, wherein the power management system further comprises an encryption circuit board disposed within the cover and a communication device disposed on the cover;
the encryption circuit board is electrically connected with the main control board and is electrically connected with the communication device, and the communication device is used for being in communication connection with external equipment;
the external equipment sends battery authentication information to the encryption circuit board through the communication device, and the encryption circuit board controls the main control board to be electrically connected with the external equipment when judging that the received battery authentication information is legal.
21. The battery of claim 20, wherein a sealed cavity is formed between the main control board and the cover, and the encryption circuit board is received in the sealed cavity.
22. An agricultural drone, comprising:
a body;
the flight controller is arranged on the airplane body; and
the battery is used for supplying power to the agricultural unmanned aerial vehicle and is fixed on the machine body; the battery includes:
the shell is provided with an opening and a first fixed connecting piece which is arranged close to the opening;
the cover body is covered on the opening, and a second fixed connecting piece is arranged on the cover body corresponding to the first fixed connecting piece;
the battery core assembly comprises a battery core and a first electric connecting piece electrically connected with the battery core, and the battery core is accommodated in the shell; and
the power management system comprises a main control board electrically connected with the flight controller and a second electric connector electrically connected with the main control board, wherein the main control board is accommodated in the cover body and used for controlling or/and monitoring the state of the battery cell, and the state of the battery cell comprises at least one of the following components: discharge, charge, temperature, current, voltage, electrical quantity;
the first fixed connecting piece is matched with the second fixed connecting piece so that the cover body is detachably connected with the shell, and the first electric connecting piece and the second electric connecting piece can be butted so that the main control board is electrically connected with the battery cell and the main control board is electrically connected with the flight controller;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the first electric connecting piece and the second electric connecting piece are correspondingly butted to realize electric connection.
23. The agricultural drone of claim 22, wherein the first electrical connections include a first positive connection component for electrical connection with a cell positive electrode and a first negative connection component for electrical connection with a cell negative electrode,
the second electric connector comprises a second positive connecting part and a second negative connecting part, wherein the second positive connecting part is used for being electrically connected with the positive electrode of the power supply management system, and the second negative connecting part is used for being electrically connected with the negative electrode of the power supply management system;
when the cover is mounted on the housing, the first positive connecting member is electrically connected to the second positive connecting member, and the first negative connecting member is electrically connected to the second negative connecting member.
24. The agricultural drone of claim 23, wherein the battery further comprises:
the adapter plate is covered on the opening, the adapter plate is matched with the shell to form an accommodating cavity, and the battery cell is accommodated in the accommodating cavity;
the first positive connecting part and the first negative connecting part are arranged on the adapter plate.
25. The agricultural drone of claim 24, wherein the electrical core is plural;
the battery core assembly further comprises a tab plate accommodated in the accommodating cavity and a connector arranged on the tab plate and electrically connected with the tab plate, and the battery cores are connected in parallel and/or in series through the tab plate;
the adapter plate is provided with an adapter, and the first positive connecting part and the first negative connecting part are respectively and electrically connected with the adapter;
the adapter is electrically matched with the connector, so that the positive electrode of the battery cell is electrically connected with the first positive connecting part, and the negative electrode of the battery cell is electrically connected with the first negative connecting part.
26. The agricultural drone of claim 25, wherein the adapter plate is further provided with a temperature collection socket, the temperature collection socket being electrically connected with the adapter;
the power management system comprises a temperature acquisition plug arranged on the cover body, and the temperature acquisition plug is electrically connected with the main control board;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the temperature acquisition plug is connected with the temperature acquisition socket in an inserting mode so as to realize electric connection.
27. The agricultural drone of claim 24, wherein the adapter plate is further provided with a voltage collection socket, the voltage collection socket being electrically connected with the connector;
the power management system also comprises a voltage acquisition plug arranged on the cover body, and the voltage acquisition plug is electrically connected with the main control board;
when the cover body is arranged on the shell body and the first fixed connecting piece is matched with the second fixed connecting piece, the voltage acquisition plug is connected with the voltage acquisition socket in an inserting mode so as to realize electric connection.
28. The agricultural drone of claim 24, wherein the battery further comprises:
a fixing member;
when the first positive connecting part is correspondingly and electrically connected with the second positive connecting part, the first positive connecting part is fixedly connected with the second positive connecting part through the fixing piece; and/or the presence of a gas in the gas,
when the first negative connecting part is electrically connected with the second negative connecting part correspondingly, the first negative connecting part is fixedly connected with the second negative connecting part through the fixing piece.
29. The agricultural unmanned aerial vehicle of claim 28, wherein the first positive connection member is provided with a first fixing hole, the second positive connection member is provided with a second fixing hole, and the fixing member is inserted into the first fixing hole and the second fixing hole to fixedly connect the first positive connection member and the second positive connection member; and/or the presence of a gas in the gas,
the first negative connecting part is arranged in a third fixing hole, the second negative connecting part is provided with a fourth fixing hole, and the fixing part is inserted in the third fixing hole and the fourth fixing hole so as to fixedly connect the first negative connecting part with the second negative connecting part.
30. The agricultural unmanned aerial vehicle of claim 29, wherein the first positive connection member comprises a first positive main body disposed on the adapter plate and a first positive reinforcement portion disposed on a side of the adapter plate away from the accommodating cavity and connected to the first positive main body in a bent manner, and the first fixing hole is disposed on the first positive main body;
the second positive connecting part comprises a second positive main body arranged on the cover body and a second positive reinforcing part arranged on the cover body and connected with the second positive main body in a bending mode, and the second fixing hole is formed in the second positive main body;
and/or the presence of a gas in the gas,
the first negative connecting part comprises a first negative main body arranged on the adapter plate and a first negative reinforcing part which is arranged on one side of the adapter plate far away from the accommodating cavity and is connected with the first negative main body in a bending mode, and the third fixing hole is formed in the first negative main body;
the second negative connecting part comprises a second negative main body arranged on the cover body and a second negative connecting part arranged on the cover body and connected with the second negative main body in a bending mode, and the fourth fixing hole is formed in the second negative main body.
31. The agricultural unmanned aerial vehicle of claim 29, wherein the adapter plate is further provided with a first fixing portion located on one side of the first positive connecting member, the first fixing portion is provided with a first mounting hole, and the fixing member is inserted into the first mounting hole and then connected with the first fixing hole and the second fixing hole; and/or the presence of a gas in the gas,
the adapter plate is further provided with a second fixing portion located on one side of the first cathode connecting component, the second fixing portion is provided with a second mounting hole, and the fixing piece is connected with the third fixing hole and the fourth fixing hole in an inserting mode after penetrating through the second mounting hole.
32. The agricultural unmanned aerial vehicle of claim 31, wherein the first and second securing portions are each disposed proximate to an edge of the adapter plate, a locating slot is disposed at a corresponding position of the cover, and the first and second securing portions are received in the corresponding locating slots.
33. The agricultural drone of claim 32, wherein the first and second fixed portions each protrude from an edge of the adaptor plate.
34. The agricultural unmanned aerial vehicle of claim 31, wherein the adapter plate is further provided with a first housing and a second housing, the first housing is provided with a first accommodating groove, the first positive connecting member is accommodated in the first accommodating groove, and the first mounting hole is communicated with the first accommodating groove;
the second housing has a second receiving groove in which the first negative connecting member is received, and the second mounting hole communicates with the second receiving groove.
35. The agricultural drone of claim 24, wherein the first fixed connection includes a plurality of lugs connected with the adaptor plate and the second fixed connection.
36. The agricultural drone of claim 22, wherein the housing includes a U-shaped bend and two side covers that mate with two sides of the U-shaped bend, the side covers being fixedly connected to the U-shaped bend.
37. The agricultural drone of claim 36, wherein the housing further includes a protective layer that wraps around side portions of the housing formed by the U-bend and the side covers being connected.
38. The agricultural unmanned aerial vehicle of claim 22, wherein the cover body is provided with a functional interface, and the functional interface is electrically connected with the main control board.
39. The agricultural drone of claim 38, wherein the functional interface comprises a charging interface and/or a power take off interface.
40. The agricultural drone of claim 22, wherein the cover is provided with a handle.
41. The agricultural drone of claim 22, wherein the power management system further includes an encryption circuit board disposed within the cover and a communication device disposed within the cover;
the encryption circuit board is electrically connected with the main control board and is electrically connected with the communication device, and the communication device is used for being in communication connection with external equipment;
the external equipment sends battery authentication information to the encryption circuit board through the communication device, and the encryption circuit board controls the main control board to be electrically connected with the external equipment when judging that the received battery authentication information is legal.
42. The agricultural unmanned aerial vehicle of claim 41, wherein a sealed cavity is formed between the main control board and the cover body, and the encryption circuit board is accommodated in the sealed cavity.
CN201880039805.3A 2018-08-31 2018-08-31 Battery and agricultural unmanned aerial vehicle with same Pending CN110800129A (en)

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