CN114032989A - Low-temperature high-altitude lithium battery control system for electric loader and excavator - Google Patents

Low-temperature high-altitude lithium battery control system for electric loader and excavator Download PDF

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Publication number
CN114032989A
CN114032989A CN202111397898.7A CN202111397898A CN114032989A CN 114032989 A CN114032989 A CN 114032989A CN 202111397898 A CN202111397898 A CN 202111397898A CN 114032989 A CN114032989 A CN 114032989A
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China
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fixed
control box
lithium battery
wall
pulley
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CN202111397898.7A
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CN114032989B (en
Inventor
蔡金
尹剑
候杰
金泽华
史俊杰
许子瑜
顾先磊
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Anhui Tongsheng Energy Technology Co ltd
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Anhui Tongsheng Energy Technology Co ltd
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/02—Nozzles specially adapted for fire-extinguishing
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E02F9/0883—Tanks, e.g. oil tank, urea tank, fuel tank
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E02F9/0891—Lids or bonnets or doors or details thereof
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/615—Heating or keeping warm
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/635—Control systems based on ambient temperature
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/637—Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6571—Resistive heaters
    • 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
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
    • 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

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  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a low-temperature high-altitude lithium battery control system for an electric loader and an excavator, which comprises a control box fixedly arranged at the top of an engine body, wherein a bearing plate and a frame plate are sequentially fixed between the peripheries of the inner wall of the control box from top to bottom, a lithium battery is arranged in the control box, a mounting plate is fixed at the bottom of the lithium battery, and an embedded groove matched with the mounting plate is formed in the top of the bearing plate. This electric loader and excavator are with high altitude lithium cell control system of low temperature, get the setting of putting the mechanism through the lithium cell, be convenient for when opening the case lid alright accomplish the dismantlement to the lithium cell, the convenience is dismantled the lithium cell, cooperation ejecting mechanism can release the lithium cell fast and get the groove of putting, conveniently take out the lithium cell and overhaul, through the setting of even heating mechanism, be convenient for carry out the even heating to the lithium cell for the ambient temperature who is in can not hang down excessively, improve the performance of lithium cell when the high altitude of low temperature.

Description

Low-temperature high-altitude lithium battery control system for electric loader and excavator
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a low-temperature high-altitude lithium battery control system for an electric loader and an excavator.
Background
The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. The inventor of lithium batteries was edison. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized devices are increasing, and high requirements are made on power supplies. The lithium battery has then entered a large-scale practical stage. Lithium batteries refer to batteries that contain lithium (including metallic lithium, lithium alloys and lithium ions, lithium polymers) in an electrochemical system. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium metal batteries are generally non-rechargeable and contain lithium in a metallic state. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable.
The existing electric loader and excavator have poor working environment, the performance of the existing electric loader and excavator is affected by supercooling of the internal lithium battery when the existing electric loader and excavator generally work at low temperature and high altitude, the lithium battery is troublesome to install and inconvenient to overhaul, certain potential safety hazard exists in the use safety of the lithium battery, and spontaneous combustion risks exist.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a low-temperature high-altitude lithium battery control system for an electric loader and an excavator, which solves the problems that the existing electric loader and the existing excavator are bad in working environment, the performance of the existing electric loader and the existing excavator is influenced by supercooling of internal lithium batteries when the existing electric loader and the existing excavator work at low temperature and high altitude, the lithium batteries are troublesome to install and inconvenient to overhaul, certain potential safety hazards exist in the use safety of the lithium batteries, the spontaneous combustion risk exists, and the existing lithium batteries for the electric loader and the existing excavator do not have the automatic fire extinguishing function generally.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an electric loader and excavator are with high height above sea level lithium cell control system of low temperature, is including the fixed control box that sets up at the organism top, be fixed with bearing plate, frame plate from last to being fixed with down in proper order between all around of control box inner wall, the inside of control box is provided with the lithium cell, the bottom of lithium cell is fixed with the mounting panel, the embedded groove with mounting panel looks adaptation is seted up at the top of bearing plate, the top of control box is run through and has been seted up and has been put the groove, the top of control box articulates there is the case lid, the bottom of control box inner wall is fixed with reserve battery, be provided with the lithium cell on the control box and get the mechanism of putting, the inside of control box is provided with the mechanism of putting out a fire, the inside of control box still is provided with even heating mechanism.
The lithium battery taking and placing mechanism comprises a groove arranged at the bottom of a mounting plate, embedded rods are connected to two sides of the bottom of the inner wall of the embedded groove through sliding blocks in a sliding mode, embedded jacks matched with the embedded rods are formed in two sides of the inner wall of the groove, compression springs are fixed between the embedded rods, pull rods are arranged on the surfaces of the sliders in a rotating mode, a connecting rod is arranged below a bearing plate, the surface of the connecting rod is connected with the two pull rods in a rotating mode through a pin shaft, a through groove matched with the pull rods is formed in the bottom of the bearing plate, a first pulley and a second pulley are fixed to the bottom of a frame plate from right to left in sequence, a third pulley is fixed to the top of the bearing plate, a fourth pulley is fixed to the bottom of a box cover, a fixing ring is further fixed to the bottom of the box cover, a steel wire rope is fixed to the bottom of the connecting rod, and the first pulley is sequentially wound at one end of the steel wire rope, Second pulley, third pulley, fourth pulley and with solid fixed ring's fixed surface be connected, the top of case lid is fixed with three first hornblocks, the top of control box is fixed with three second hornblocks, rotate between the surface of three first hornblocks and three second hornblocks and install waterproof cylinder, the below of embedding pole is provided with ejecting mechanism.
Push-off mechanism is including fixing the pneumatic cylinder in control box inner wall bottom both sides, the top of pneumatic cylinder runs through frame plate, bearing plate, mounting panel in proper order and extends to the inside of frame plate, the slot with pneumatic cylinder looks adaptation is all seted up to the both sides of mounting panel bottom, the both sides of embedded groove inner wall all are fixed with founds the piece, two one side that founds the piece and keep away from each other all is fixed with the touch switch of control pneumatic cylinder.
Preferably, the fire extinguishing mechanism comprises a flat plate fixed on the right side of the inner wall of the control box, the positioning groove is formed in the top of the flat plate, a fire extinguisher is embedded in the inner wall of the positioning groove, and an electric telescopic rod is fixed at the top of the inner wall of the control box.
Preferably, the bottom of case lid is fixed with smoke alarm, the top of control box inner wall is fixed with the controller, the top of frame plate is fixed with concentrated carbon dioxide case, the top of bearing plate is fixed with the air pump, the air inlet intercommunication of air pump has the first pipe of taking out that runs through to concentrated carbon dioxide incasement portion, the gas outlet intercommunication of air pump has the second to take out the pipe.
Preferably, the even heating mechanism is including fixing the driving motor in control box inner wall bottom, driving motor's output shaft is fixed with the drive shaft, the fixed surface of drive shaft has first vortex blade, the top of frame plate is fixed with the heater strip, supreme rotation in proper order has first bull stick, second bull stick from the bottom down in the left side of control box inner wall.
Preferably, a first bevel gear is fixed on the surface of the driving shaft, a second bevel gear meshed with the first bevel gear is fixed on the surface of the first rotating rod, and a first belt pulley is fixed on the surface of the first rotating rod.
Preferably, the fixed surface of second bull stick has the second belt pulley, be connected through belt transmission between the surface of first belt pulley and second belt pulley, the fixed surface of second bull stick has the second vortex blade, the top of frame plate is run through and has been seted up first ventilation groove, the top of bearing plate is fixed with the second ventilation groove, the top of control box inner wall is fixed with temperature sensor.
Preferably, a sealing rectangular strip is fixed at the bottom of the box cover, and an insulating layer is filled in the control box.
Preferably, the switch on the fire extinguisher is located under the electric telescopic handle, and the nozzle direction of the fire extinguisher is arranged towards the lithium battery.
Preferably, master control heating mechanism includes heating water tank, heating water tank's internally mounted has the PTC heater, heating water tank's top is fixed with circulating water pump, circulating water pump's inlet intercommunication has the intubate that runs through to heating water tank inside, the side of lithium cell is fixed with the heat-conducting plate, circulating water pump's liquid outlet intercommunication has the entering hose, the entering hose communicates with the inside runner of heat-conducting plate, heating water tank's top intercommunication has the outflow hose, the one end of outflow hose communicates with the inside runner of heat-conducting plate.
Advantageous effects
The invention provides a low-temperature high-altitude lithium battery control system for an electric loader and an excavator. Compared with the prior art, the method has the following beneficial effects:
(1) the low-temperature high-altitude lithium battery control system for the electric loader and the excavator comprises a groove arranged at the bottom of a mounting plate, wherein embedded rods are connected to two sides of the bottom of the inner wall of the embedded groove in a sliding manner through sliders, embedded jacks matched with the embedded rods are arranged on two sides of the inner wall of the groove, a compression spring is fixed between the two embedded rods, pull rods are respectively rotated on the surfaces of the two sliders, a connecting rod is arranged below a bearing plate, the surface of the connecting rod is rotatably connected with the two pull rods through a pin shaft, a through groove matched with the pull rods is arranged at the bottom of the bearing plate, a first pulley and a second pulley are sequentially fixed at the bottom of a frame plate from right to left, through the arrangement of the lithium battery taking and placing mechanism, the lithium battery can be conveniently dismounted when a box cover is opened, the lithium battery can be conveniently dismounted, and a push-out mechanism is matched, can release fast with the lithium cell and get the groove of putting, conveniently take out the lithium cell and overhaul.
(2) The low-temperature high-altitude lithium battery control system for the electric loader and the excavator comprises a driving motor fixed at the bottom of the inner wall of a control box through an even heating mechanism, a driving shaft is fixed on an output shaft of the driving motor, a first turbulence blade is fixed on the surface of the driving shaft, a heating wire is fixed on the top of a frame plate, a first rotating rod and a second rotating rod are sequentially rotated on the left side of the inner wall of the control box from bottom to top, a first bevel gear is fixed on the surface of the driving shaft, a second bevel gear meshed with the first bevel gear is fixed on the surface of the first rotating rod, a first belt pulley is fixed on the surface of the first rotating rod, the lithium battery is conveniently and evenly heated through the setting of the even heating mechanism, the ambient temperature in the lithium battery is not too low, the performance of the lithium battery at low temperature and high altitude is improved, the actual temperature of the lithium battery CAN be collected through a CAN communication system, the temperature control of the lithium battery is realized by the power of the PTC heater therein.
(3) This electric loader and excavator are with high altitude lithium cell control system of low temperature, through construct including fixing the flat board on control box inner wall right side at the mechanism of putting out a fire, the constant head tank has been seted up at dull and stereotyped top, the inner wall of constant head tank inlays and is equipped with the fire extinguisher, the top of control box inner wall is fixed with electric telescopic handle, the bottom of case lid is fixed with smoke alarm, the top of control box inner wall is fixed with the controller, the top of frame plate is fixed with concentrated carbon dioxide case, the top of bearing plate is fixed with the air pump, the air inlet intercommunication of air pump has the first pipe of taking out that runs through to concentrated carbon dioxide incasement portion, the gas outlet intercommunication of air pump has the second to take out the pipe, through the setting of the mechanism of putting out a fire, be convenient for when the spontaneous combustion phenomenon takes place at the lithium cell, can monitor fast, and can put out a fire the processing to the lithium cell fast, the safety in utilization is high.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a perspective view of the control box structure of the present invention;
FIG. 3 is a front cross-sectional view of the control box structure of the present invention;
FIG. 4 is a schematic view of a partial structure of the uniform heating mechanism of the present invention;
FIG. 5 is a schematic view of a partial structure of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 3 according to the present invention;
FIG. 7 is an enlarged view of a portion of the invention shown at B in FIG. 3.
In the figure: 1-machine body, 2-control box, 3-bearing plate, 4-frame plate, 5-lithium battery, 6-mounting plate, 7-lithium battery taking and placing mechanism, 71-groove, 72-sliding block, 73-embedding rod, 74-embedding jack, 75-compression spring, 76-pull rod, 77-connecting rod, 78-through groove, 79-first pulley, 710-second pulley, 711-third pulley, 712-fourth pulley, 713-fixing ring, 714-steel wire rope, 715-first triangular block, 716-second triangular block, 717-waterproof cylinder, 718-pushing mechanism, 718-1-hydraulic cylinder, 718-2-slot, 718-3-vertical block, 718-4-touch switch, 8-fire extinguishing mechanism, 81-flat plate, 82-positioning groove, 83-fire extinguisher, 84-electric telescopic rod, 85-smoke alarm, 86-controller, 87-concentrated carbon dioxide box, 88-air pump, 89-first pumping pipe, 810-second pumping pipe, 9-uniform heating mechanism, 91-driving motor, 92-driving shaft, 93-first turbulence blade, 94-heating wire, 95-first rotating rod, 96-second rotating rod, 97-first bevel gear, 98-second bevel gear, 99-first belt pulley, 910-second belt pulley, 911-belt, 912-second turbulence blade, 913-first ventilation groove, 914-second ventilation groove, 915-temperature sensor, 10-embedded groove, 11-taking and placing groove, 12-box cover, 13-spare storage battery, 14-sealing rectangular strip, 15-insulating layer, 16-main control heating mechanism, 161-heating water tank, 162-PTC heater, 163-circulating water pump, 164-heat conducting plate, 165-inlet hose and 166-outlet hose.
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.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides an electric loader and excavator are with high height above sea level lithium cell control system of low temperature, including the fixed control box 2 that sets up at 1 top of organism, from last bearing plate 3 to being fixed with down in proper order between all around of 2 inner walls of control box, frame plate 4, the inside of control box 2 is provided with lithium cell 5, the bottom of lithium cell 5 is fixed with mounting panel 6, embedded groove 10 with 6 looks adaptations of mounting panel is seted up at the top of bearing plate 3, the top of control box 2 is run through and has been seted up and has been got and put groove 11, the top of control box 2 articulates there is case lid 12, the bottom of 2 inner walls of control box is fixed with reserve battery 13, the electric power storage function has, it gets and puts mechanism 7 to be provided with the lithium cell on the control box 2, the inside of control box 2 is provided with fire extinguishing mechanism 8, the inside of control box 2 still is provided with even heating mechanism 9.
The lithium battery taking and placing mechanism 7 comprises a groove 71 arranged at the bottom of a mounting plate 6, two sides of the bottom of the inner wall of the embedding groove 10 are both connected with embedding rods 73 through sliders 72 in a sliding manner, two sides of the inner wall of the groove 71 are both provided with embedding jacks 74 matched with the embedding rods 73, the mounting plate 6 can be positioned through the matching of the embedding rods 73 and the embedding jacks 74, a compression spring 75 is fixed between the two embedding rods 73 to facilitate the resetting of the two embedding rods 73, pull rods 76 are respectively rotated on the surfaces of the two sliders 72, a connecting rod 77 is arranged below a bearing plate 3, the surface of the connecting rod 77 is rotatably connected with the two pull rods 76 through a pin shaft, the bottom of the bearing plate 3 is provided with a through groove 78 matched with the pull rods 76, a first pulley 79 and a second pulley 710 are sequentially fixed at the bottom of a frame plate 4 from right to left, a third pulley 711 is fixed at the top of the bearing plate 3, and a fourth pulley 712 is fixed at the bottom of a box cover 12, the bottom of the box cover 12 is further fixed with a fixing ring 713, the bottom end of the connecting rod 77 is fixed with a steel wire rope 714, one end of the steel wire rope 714 is sequentially wound on a first pulley 79, a second pulley 710, a third pulley 711 and a fourth pulley 712 and is fixedly connected with the surface of the fixing ring 713, the top of the box cover 12 is fixed with a first triangular block 715, the top of the control box 2 is fixed with a second triangular block 716, a waterproof cylinder 717 is rotatably mounted between the surfaces of the first triangular block 715 and the second triangular block 716, the waterproof cylinder 717 is electrically connected with the standby storage battery 13 and is controlled through a control switch, and a push-out mechanism 718 is arranged below the embedded rod 73.
The pushing-out mechanism 718 comprises hydraulic cylinders 718-1 fixed on two sides of the bottom of the inner wall of the control box 2, the hydraulic cylinders 718-1 are electrically connected with the standby battery 13 and controlled through touch switches 718-4, the top ends of the hydraulic cylinders 718-1 sequentially penetrate through the frame plate 4, the bearing plate 3 and the mounting plate 6 and extend into the frame plate 4, slots 718-2 matched with the hydraulic cylinders 718-1 are formed in two sides of the bottom of the mounting plate 6, vertical blocks 718-3 are fixed on two sides of the inner wall of the embedded groove 10, and the touch switches 718-4 for controlling the hydraulic cylinders 718-1 are fixed on one sides, away from each other, of the two vertical blocks 718-3.
In the embodiment of the invention, the fire extinguishing mechanism 8 comprises a flat plate 81 fixed on the right side of the inner wall of the control box 2, a positioning groove 82 is formed in the top of the flat plate 81, a fire extinguisher 83 is embedded in the inner wall of the positioning groove 82, the fire extinguishing mechanism is an existing dry powder fire extinguisher, an electric telescopic rod 84 is fixed on the top of the inner wall of the control box 2, and the fire extinguishing mechanism is electrically connected with the standby storage battery 13 and is controlled through a control switch.
In the embodiment of the invention, a smoke alarm 85 is fixed at the bottom of the box cover 12, a controller 86 is fixed at the top of the inner wall of the control box 2 and can receive signals of the smoke alarm 85 and control the opening of an air pump 88 and an electric telescopic rod 84, a concentrated carbon dioxide box 87 is fixed at the top of the frame plate 4 and is internally provided with concentrated carbon dioxide and has a flame retardant function, an air pump 88 is fixed at the top of the bearing plate 3, the spare storage battery 13 is electrically connected and controlled by the controller 86, an air inlet of the air pump 88 is communicated with a first pumping pipe 89 penetrating into the concentrated carbon dioxide box 87, and an air outlet of the air pump 88 is communicated with a second pumping pipe 810.
In the embodiment of the present invention, the uniform heating mechanism 9 includes a driving motor 91 fixed at the bottom of the inner wall of the control box 2, and is electrically connected to the standby battery 13 and controlled by a control switch, a driving shaft 92 is fixed to an output shaft of the driving motor 91, a first spoiler blade 93 is fixed to the surface of the driving shaft 92, and is capable of accelerating the flow of the air flow, a heating wire 94 is fixed to the top of the frame plate 4, and is electrically connected to the standby battery 13 and controlled by the control switch, and a first rotating rod 95 and a second rotating rod 96 are sequentially rotated from bottom to top on the left side of the inner wall of the control box 2.
In the embodiment of the present invention, a first bevel gear 97 is fixed on the surface of the driving shaft 92, a second bevel gear 98 engaged with the first bevel gear 97 is fixed on the surface of the first rotating rod 95, and a first pulley 99 is fixed on the surface of the first rotating rod 95.
In the embodiment of the invention, a second belt pulley 910 is fixed on the surface of the second rotating rod 96, the first belt pulley 99 is in transmission connection with the surface of the second belt pulley 910 through a belt 911, a second spoiler blade 912 is fixed on the surface of the second rotating rod 96 and can accelerate the flow of air flow, a first ventilation groove 913 is formed in the top of the frame plate 4 in a penetrating manner, a second ventilation groove 914 is fixed on the top of the bearing plate 3, a temperature sensor 915 is fixed on the top of the inner wall of the control box 2 and is connected with an external display to monitor the internal temperature of the control box 2 in real time.
In the embodiment of the invention, the bottom of the box cover 12 is fixed with the sealing rectangular strip 14 which has a sealing and waterproof function, and the control box 2 is filled with the insulating layer 15 which has an insulating function.
In the embodiment of the invention, the switch on the fire extinguisher 83 is positioned right below the electric telescopic rod 84, and the nozzle direction of the fire extinguisher 83 is arranged towards the lithium battery 5.
In the embodiment of the present invention, the main control heating mechanism 16 includes a heating water tank 161, water is filled in the heating water tank 161, a PTC heater 162 is installed in the heating water tank 161, electrically connected with an external power supply and controlled by a control switch, a circulating water pump 163 is fixed on the top of the heating water tank 161, is electrically connected with an external power supply and is controlled by a control switch, hot water circulation can be realized by starting the circulating water pump 163 and the PTC heater 162, and then heat lithium cell 5 through heat-conducting plate 164, the inlet intercommunication of circulating water pump 163 has the intubate that runs through to the heating water tank 161 inside, the side of lithium cell 5 is fixed with heat-conducting plate 164, can heat lithium cell 5, the liquid outlet intercommunication of circulating water pump 163 has the entering hose 165, the entering hose 165 communicates with the inside runner of heat-conducting plate 164, the top intercommunication of heating water tank 161 has outflow hose 166, the one end of outflow hose 166 communicates with the inside runner of heat-conducting plate 164.
And those not described in detail in this specification are well within the skill of those in the art.
When the lithium battery 5 is needed to be disassembled in work, the waterproof cylinder 717 is started, the waterproof cylinder 717 is shortened to drive the box cover 12 to rotate anticlockwise, the connecting rod 77 is pulled through the steel wire rope 714, the two pull rods 76 are pulled through the connecting rod 77, the two sliding blocks 72 are pulled to slide close to each other through the two pull rods 76, the two embedding rods 73 are driven to be separated from the two embedding insertion holes 74 respectively, then the two sliding blocks 72 extrude the two touch switches 718-4 respectively, the two hydraulic cylinders 718-1 can be started to extend the two hydraulic cylinders 718-1 to jack the lithium battery 5 upwards, the lithium battery 5 can be taken out of the taking and placing groove 11, after the maintenance is completed, when the lithium battery 5 needs to be reinstalled, the two slots 718-2 are respectively aligned with the two hydraulic cylinders 718-1, then the waterproof cylinder 717 is started, the waterproof cylinder 717 is shortened to drive the box cover 12 to rotate clockwise, under the elastic force action of the compression spring 75, the two sliding blocks 72 drive the embedded rods 73 to reset, so that the two sliding blocks 72 are separated from the two touch switches 718-4 respectively, then the two hydraulic cylinders 718-1 are shortened to drive the mounting plate 6 to enter the embedded groove 10, then under the elastic force action of the compression spring 75, the two embedded rods 73 are inserted into the two embedded insertion holes 74 respectively, and when the box cover 2 is closed, the lithium battery 5 is mounted.
Under the low temperature condition, for avoiding lithium cell 5 performance to reduce, start heater strip 94 and driving motor 91, blow hot-blast to bearing plate 3 top through first vortex blade 93, then first belt pulley 99 rotates under first bull stick 95 drives, and then cooperation second belt pulley 910 and belt 911 drive second bull stick 96 and rotate, under the rotation of second vortex blade 912, make steam can evenly distributed inside control box 2, make lithium cell 5 can be heated evenly.
When lithium cell 5 broke down the spontaneous combustion, the smog of production can be wafted and dispersed to smog alarm 85 department, smog alarm 85 gives controller 86 with signal transmission, open through controller 86 control electric telescopic handle 83, electric telescopic handle 83 extension, and then touch the switch on fire extinguisher 83, fire extinguisher 83 goes out the dry powder and puts out a fire, controller 86 control air pump 88 is opened simultaneously, air pump 88 can take out concentrated biuret oxidized carbon gas in concentrated carbon dioxide case 87 through first exhaust pipe 89, and spout through second exhaust pipe 810, make fire extinguisher 83 spun dry powder can fill in whole control box 2, and concentrated carbon dioxide gas has fire behaviour, and then improve fire extinguishing efficiency.
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. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an electric loader and excavator are with high height and low temperature lithium cell control system, includes fixed control box (2) that set up at organism (1) top, its characterized in that: a bearing plate (3) and a frame plate (4) are sequentially fixed between the peripheries of the inner wall of the control box (2) from top to bottom, a lithium battery (55) is arranged in the control box (2), a mounting plate (6) is fixed at the bottom of the lithium battery (55), the top of the bearing plate (3) is provided with an embedded groove (10) matched with the mounting plate (6), the top of the control box (2) is provided with a taking and placing groove (11) in a penetrating way, the top of the control box (2) is hinged with a box cover (12), a standby storage battery (13) is fixed at the bottom of the inner wall of the control box (2), a lithium battery taking and placing mechanism (7) is arranged on the control box (2), a fire extinguishing mechanism (8) is arranged inside the control box (2), a uniform heating mechanism (9) is also arranged in the control box (2), a main control heating mechanism (16) is also arranged in the control box (2);
the lithium battery taking and placing mechanism (7) comprises a groove (71) formed in the bottom of a mounting plate (6), embedded rods (73) are connected to two sides of the bottom of the inner wall of an embedded groove (10) in a sliding mode through sliders (72), embedded jacks (74) matched with the embedded rods (73) are formed in two sides of the inner wall of the groove (71), compression springs (75) are fixed between the embedded rods (73), pull rods (76) are arranged on the surfaces of the sliders (72) in a rotating mode, a connecting rod (77) is arranged below a bearing plate (3), the surface of the connecting rod (77) is connected to one point in a rotating mode through a pin shaft and the two pull rods (76), through grooves (78) matched with the pull rods (76) are formed in the bottom of the bearing plate (3), a first pulley (79) and a second pulley (710) are sequentially fixed to the bottom of the frame plate (4) from right to left, the top of bearing plate (3) is fixed with third pulley (711), the bottom of case lid (12) is fixed with fourth pulley (712), the bottom of case lid (12) still is fixed with solid fixed ring (713), the bottom mounting of connecting rod (77) has wire rope (714), the one end of wire rope (714) twines first pulley (79), second pulley (710), third pulley (711), fourth pulley (712) in proper order and is connected with the fixed surface of solid fixed ring (713), the top of case lid (12) is fixed with first triangle piece (715), the top of control box (2) is fixed with second triangle piece (716), rotate between the surface of first triangle piece (715) and second triangle piece (716) and install waterproof cylinder (717), the below of embedding pole (73) is provided with ejecting mechanism (718).
Ejecting mechanism (718) is including fixing pneumatic cylinder (718-1) in control box (2) inner wall bottom both sides, the top of pneumatic cylinder (718-1) runs through frame plate (4), bearing plate (3), mounting panel (6) in proper order and extends to the inside of frame plate (4), slot (718-2) with pneumatic cylinder (718-1) looks adaptation are all seted up to the both sides of mounting panel (6) bottom, the both sides of embedded groove (10) inner wall all are fixed with founding piece (718-3), two one side that founds piece (718-3) and keep away from each other all is fixed with touch switch (718-4) of control pneumatic cylinder (718-1).
2. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 1, characterized in that: fire extinguishing mechanism (8) are including fixing flat board (81) on control box (2) inner wall right side, constant head tank (82) have been seted up at the top of flat board (81), fire extinguisher (83) have been inlayed to the inner wall of constant head tank (82), the top of control box (2) inner wall is fixed with electric telescopic handle (84).
3. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 1, characterized in that: the bottom of case lid (12) is fixed with smoke alarm (85), the top of control box (2) inner wall is fixed with controller (86), the top of frame plate (4) is fixed with concentrated carbon dioxide case (87), the top of bearing plate (3) is fixed with air pump (88), the air inlet intercommunication of air pump (88) has first exhaust pipe (89) that runs through to concentrated carbon dioxide case (87) inside, the gas outlet intercommunication of air pump (88) has second exhaust pipe (810).
4. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 1, characterized in that: even heating mechanism (9) are including fixing driving motor (91) in control box (2) inner wall bottom, the output shaft of driving motor (91) is fixed with drive shaft (92), the fixed surface of drive shaft (92) has first vortex blade (93), the top of frame plate (4) is fixed with heater strip (94), supreme rotation in proper order has first bull stick (95), second bull stick (96) from the lower side in the left side of control box (2) inner wall.
5. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 4, wherein: a first bevel gear (97) is fixed on the surface of the driving shaft (92), a second bevel gear (98) meshed with the first bevel gear (97) is fixed on the surface of the first rotating rod (95), and a first belt pulley (99) is fixed on the surface of the first rotating rod (95).
6. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 5, wherein: the fixed surface of second bull stick (96) has second belt pulley (910), be connected through belt (911) transmission between the surface of first belt pulley (99) and second belt pulley (910), the fixed surface of second bull stick (96) has second vortex blade (912), first ventilation groove (913) have been run through to the top of frame plate (4), the top of bearing plate (3) is fixed with second ventilation groove (914), the top of control box (2) inner wall is fixed with temperature sensor (915).
7. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 1, characterized in that: a sealing rectangular strip (14) is fixed at the bottom of the box cover (12), and an insulating layer (15) is filled in the control box (2).
8. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 2, characterized in that: the switch on the fire extinguisher (83) is located under the electric telescopic rod (84), and the nozzle direction of the fire extinguisher (83) is arranged towards the lithium battery (55).
9. The control system of the low-temperature high-altitude lithium battery for the electric loader and excavator according to claim 1, characterized in that: main control heating mechanism (16) is including heating water tank (161), the internally mounted of heating water tank (161) has PTC heater (162), the top of heating water tank (161) is fixed with circulating water pump (163), the inlet intercommunication of circulating water pump (163) has the intubate that runs through to heating water tank (161) inside, the side of lithium cell (5) is fixed with heat-conducting plate (164), the liquid outlet intercommunication of circulating water pump (163) has entering hose (165), get into hose (165) and the inside runner intercommunication of heat-conducting plate (164), the top intercommunication of heating water tank (161) has outflow hose (166), the one end of outflow hose (166) and the inside runner intercommunication of heat-conducting plate (164).
CN202111397898.7A 2021-11-19 2021-11-19 Low-temperature high-altitude lithium battery control system for electric loader and excavator Active CN114032989B (en)

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CN212517399U (en) * 2020-06-16 2021-02-09 浙江中新电力工程建设有限公司 Input device for running of multi-energy complementary energy equipment
CN212874654U (en) * 2020-07-15 2021-04-02 广东新凌嘉新能源股份有限公司 Lithium ion battery module for agricultural vehicle
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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CN207559006U (en) * 2017-10-23 2018-06-29 创谱（长兴）新能源科技有限公司 A kind of lithium battery group temperature control device
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