CN114927820A - Simple and easy fixing device of new energy automobile lithium cell - Google Patents

Simple and easy fixing device of new energy automobile lithium cell Download PDF

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Publication number
CN114927820A
CN114927820A CN202210611576.6A CN202210611576A CN114927820A CN 114927820 A CN114927820 A CN 114927820A CN 202210611576 A CN202210611576 A CN 202210611576A CN 114927820 A CN114927820 A CN 114927820A
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China
Prior art keywords
battery
air
cavity
pipeline
hole
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Application number
CN202210611576.6A
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Chinese (zh)
Inventor
梁博
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Nantong Textile Vocational Technology College
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Nantong Textile Vocational Technology College
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Priority to CN202210611576.6A priority Critical patent/CN114927820A/en
Publication of CN114927820A publication Critical patent/CN114927820A/en
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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
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • 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
    • H01M10/613—Cooling or keeping cold
    • 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
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • 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
    • 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
    • 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
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • 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
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

The invention relates to the field of new energy automobile batteries, in particular to a simple fixing device for a new energy automobile lithium battery; the electric vehicle comprises a vehicle body, wherein a battery jar is arranged at the bottom of the vehicle body, a detachably matched battery module is arranged in the battery jar, a battery cavity is arranged in the middle of the battery module, a plurality of battery packs are arranged in the middle of the battery cavity, a transverse cylindrical cavity is arranged in one side of the battery module, which is close to a vehicle head of the vehicle body, and a driving device for driving air to move along the axis direction of the cavity is arranged in the cavity; the invention has unique concept and novel design, utilizes the wind in the running process of the vehicle body to blow the fan blade to rotate so as to drive the air in the loop to move forwards from back to front along the cavity, dynamically adjusts the temperature of the outer side of the battery pack in a mode that the air continuously flows along the loop, monitors the temperature of the air in real time through the temperature sensor, dynamically adjusts the temperature of the temperature adjusting pipeline according to the actual condition of the battery pack, and provides a stable temperature environment for the battery pack.

Description

Simple and easy fixing device of new energy automobile lithium cell
Technical Field
The invention relates to the field of new energy automobile batteries, in particular to a simple fixing device for a new energy automobile lithium battery.
Background
Along with the development and progress of the existing science and technology and the attention of people on the green trip of environmental protection, new energy automobiles are popular with the public, but most new energy automobiles adopt lithium batteries for power supply, lithium battery packs generate heat in the driving process of the new energy automobiles, if the batteries are not cooled down by timely heat dissipation under the overheat condition, the performance of the batteries can be changed, the service life of the batteries can be greatly shortened, the safety of personnel can be threatened in the driving process, meanwhile, the working state and the effect of the batteries are also influenced in winter or in a supercooled environment, so that a device which can monitor the temperature of the battery packs in real time is needed, and heat dissipation or heating can be carried out timely according to the actual temperature of the battery packs, so that the battery packs can run in a stable temperature environment, and meanwhile, the batteries of the new energy automobiles in the prior art are troublesome to disassemble and assemble, and is time consuming and labor intensive.
Disclosure of Invention
The invention provides a simple fixing device for a lithium battery of a new energy automobile, and aims to solve the problem that the use effect and the service life of the battery are affected in an overcooling and overheating environment in the prior art.
The technical scheme of the invention is as follows:
the invention provides a simple fixing device for a lithium battery of a new energy automobile, which comprises an automobile body, wherein a battery tank is arranged at the bottom of the automobile body, a battery module which is detachably matched is arranged in the battery tank, a battery cavity is arranged in the middle of the battery module, a plurality of battery packs are arranged in the middle of the battery cavity, temperature adjusting pipelines made of heat conducting materials are fixedly arranged on the left side and the right side of each battery pack, a horizontal first pipeline is fixedly arranged on the front side of the battery cavity, a horizontal second pipeline is fixedly arranged on the rear side of the battery cavity, two ends of each temperature adjusting pipeline are respectively and fixedly connected with and communicated with the first pipeline and the second pipeline, a transverse cylindrical cavity is arranged at the temporal part of one side, close to the automobile head, of the battery module, a driving device for driving air to move along the axial direction of the battery module is arranged in the cavity, one ends, far away from the cavity, of the first pipeline and one far away from the second pipeline are sealed, and a fourth through hole connected with the first pipeline is arranged on the front side of the cavity, the rear side of the battery module is provided with a second through hole communicated with the inside of the second pipeline, an air outlet pipeline communicated with the second through hole is arranged in the vehicle body corresponding to the battery jar, the air outlet pipeline is connected with a reversing valve through a temperature sensor, the reversing valve is connected with a temperature control system of the vehicle body, the rear end of the cavity is provided with a third through hole communicated with the inside of the cavity, the temperature control system of the vehicle body can be in sealing butt joint with the third through hole through an air inlet pipeline, one-way air outlet valves are arranged on one sides of the air inlet pipeline, which are close to the third through hole, when the temperature control system is used, the third through hole is in sealing butt joint with the air inlet pipeline, air can only move to the third through hole from the air inlet pipeline, the second through hole is in sealing butt joint with the air outlet pipeline, a loop is formed among the cavity, the first pipeline, the temperature adjusting pipeline, the second pipeline, the air outlet pipeline, the temperature control system of the vehicle body and the air inlet pipeline, the driving device drives the air at the rear side of the cavity to move to the front side through the heat transfer between the temperature adjusting pipeline and the battery pack, the temperature of the air passing through the temperature adjusting pipeline changes along with the temperature adjusting pipeline, so that the temperature sensor monitors the temperature of the flowing air in real time, and the temperature of the flowing air is adjusted in real time through the temperature control system, so that the temperature of the battery pack is adjusted.
Further, the driving device comprises a rotating shaft which is rotatably arranged in the cavity and is coaxial with the rotating shaft, a plurality of first bevel gears which are uniformly distributed along the length direction of the rotating shaft are fixedly arranged on the periphery of the rotating shaft, augers are sleeved on the front side and the rear side of each first bevel gear, first grooves which correspond to the first bevel gears one by one are formed in one side, close to the headstock of the vehicle body, of the battery module, horizontal first through holes which are communicated with the cavity are formed in the first grooves, transverse shafts which are coaxial with the first through holes are arranged in the first through holes, two ends of each transverse shaft penetrate through the corresponding first through holes and are connected with the first through holes through sealing bearings, the inner ends of the transverse shafts extend into the cavity, second bevel gears are fixedly arranged at the inner ends of the transverse shafts and are meshed with the corresponding first bevel gears, the outer ends of the transverse shafts are positioned in the corresponding first grooves, a plurality of annularly and uniformly distributed fan blades are fixedly arranged on the periphery of the transverse shafts, the fan blades are positioned in the first grooves, a driving groove is formed in the bottom of the vehicle body, the driving groove is positioned on one side, close to the locomotive head, of the battery jar, the S-shaped first air guide plates distributed in a diagonal line mode are fixedly installed in the driving groove, the second air guide plate with the downward concave surface is fixedly installed at the lower end of one side, close to the battery jar, in the driving groove, the front side and the rear side of the first air guide plate and the second air guide plate are fixedly connected with the corresponding sides of the driving groove respectively, the driving groove is provided with an air inlet hole communicated with the battery jar, the air inlet hole is positioned between the first air guide plate and the second air guide plate, the bottom of the battery module is provided with an arc-shaped air outlet hole communicated with the interior of the first groove and with the downward concave surface, and when the locomotive runs, air enters the air inlet hole from the front side of the locomotive through an air guide channel between the first air guide plate and the second air guide plate and blows towards the first groove, so that a transverse shaft in the first groove rotates.
Further, a driving cavity is formed between the upper side of the first air deflector and the driving groove, a driving module is installed on one side of the driving cavity close to the head of the vehicle body, a horizontal telescopic shaft is arranged on one side of the driving module close to the first air deflector, a connecting shaft is fixedly installed at the movable end of the telescopic shaft, the outer end of the connecting shaft penetrates through the first air deflector and is in clearance fit with the first air deflector, the connecting shaft is coaxial with a transverse shaft, a horizontal electric push rod is fixedly installed on the fixed surface in the driving cavity through a support, the electric push rod is located above and is flat with the connecting shaft, a shaft seat is rotatably installed on the outer side of the movable end of the telescopic shaft, the movable end of the electric push rod is fixedly connected with the shaft seat through a fixing block, a dust screen is fixedly installed between the first air deflector and the second air deflector, the dust screen is close to the air inlet hole, the outer end of the connecting shaft penetrates through the dust screen and is in clearance fit with the outer end of the connecting shaft, a circular table block is fixedly installed on the outer end of the connecting shaft, an inserting hole is formed on the outer side of the circular table block, an inserting head is fixedly installed on the outer end of the transverse shaft, and is coaxial with the connecting shaft, the plug can be matched with the plug hole in a plug-in manner.
Further, both sides all inlay the cylinder that adorns the several and distribute along its length direction around the battery module, the second recess with the cylinder one-to-one is all seted up to two inside walls around the battery jar, the expansion end homoenergetic of cylinder and the cooperation of pegging graft of the second recess that corresponds, the gas port that the cylinder is close to front end housing one side is first gas port, first gas port is all through first company pipe fixed connection cavity rear side, all install the spring between piston in the cylinder and the rear end housing, the gas port of cylinder rear end housing one side is miniature gas port, the internal diameter of miniature gas port is far less than the internal diameter of first gas port, set up the battery module outside with the communicating fifth through-hole of miniature gas port.
Furthermore, inclined planes are arranged on the lower portions of the front side and the rear side in the battery jar, the lower ends of the inclined planes are vertical planes, the distance between the lower ends of the inner walls of the front side and the rear side of the battery jar is larger than the distance between the lower ends of the inner walls of the front side and the rear side under the action of the inclined planes, the distance between the lower ends of the inner walls of the front side and the rear side of the battery jar is larger than the maximum distance between the front side and the rear side of the battery module, the inclined planes and the vertical planes are correspondingly arranged on the lower portions of the front side and the rear side of the battery module, and the inclined planes and the vertical planes of the battery module are in contact fit with the corresponding sides of the battery jar.
The invention achieves the following beneficial effects:
the invention has unique conception and novel design, and utilizes the rotation of the fan blade blown by wind in the running process of the vehicle body to provide drive for the rotation of the rotating shaft, so that the air in the driving loop moves forwards from back along the cavity, the dynamic temperature regulation is carried out on the outer side of the battery pack in a mode that the air continuously flows along the loop, the temperature of the air is monitored in real time through the temperature sensor, and then the air is correspondingly heated or cooled through the temperature control system of the vehicle body, so that the temperature of the temperature regulating pipeline is dynamically regulated according to the actual condition of the battery pack, a stable temperature environment is provided for the battery pack, the efficient running of the battery pack is ensured, meanwhile, the phenomenon of poor running caused by overheating or overcooling of the battery pack can be effectively avoided, and the service life of the battery pack is prolonged; the battery module and the battery jar are assembled and disassembled by inserting and matching the cylinder and the second groove, and the power module drives the rotating shaft to turn over, so that the battery module and the battery jar can be quickly separated, and the operation is simple.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion i of fig. 1.
Fig. 3 is an enlarged view of a portion ii of fig. 2.
Fig. 4 is a plan view of the internal structure of the battery box.
Fig. 5 is an enlarged view of a portion iii of fig. 4.
Fig. 6 is an enlarged view of a portion iv of fig. 4.
Fig. 7 is an enlarged view of the view from the direction a in fig. 4.
Fig. 8 is an overall flow chart of temperature regulation of the present invention.
Detailed Description
To facilitate an understanding of the invention for those skilled in the art, a specific embodiment thereof will be described below with reference to the accompanying drawings.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 8, the invention provides a simple fixing device for a lithium battery of a new energy automobile, which comprises an automobile body 1 of the new energy automobile, wherein a battery jar 2 for installing the lithium battery is arranged at the bottom of the automobile body 1, and a detachable battery module 3 is placed in the battery jar 2, as shown in fig. 1, when the simple fixing device is used, the battery module 3 is installed in the battery jar 2 and connected with the automobile body 1, so that power is supplied to the automobile body 1 through the battery module 3.
A battery cavity 4 is formed in the middle of the battery module 3, a transverse cylindrical cavity 5 is formed in one side, close to the vehicle head of the vehicle body 1, of the battery module 3, a rotating shaft 6 coaxial with the battery module is arranged in the cavity 5, a plurality of first bevel gears 7 corresponding to the rotating shaft 6 in a one-to-one mode along the length direction of the rotating shaft are fixedly installed on the periphery of the rotating shaft 6, a plurality of packing augers 8 are fixedly installed on the periphery of the rotating shaft 6, the packing augers 8 are respectively located on two sides of the first bevel gears 7, as shown in the figure 4, two ends of the rotating shaft 6 are respectively rotatably connected with the inner side wall corresponding to the cavity 5, the packing augers 8 on the periphery can be driven to rotate along with the rotating shaft 6, the air inside the cavity 5 is driven to move forwards from the rear side, and the air in the cavity 5 is driven to flow.
One end of the battery module 3, which is close to a vehicle head 1 of the vehicle body 1, is provided with first grooves 45 which are in one-to-one correspondence with the first bevel gears 7, each first groove 45 is provided with a horizontal first through hole 9 communicated with the inside of the cavity 5, a cross shaft 10 which is coaxial with the first through holes 9 is arranged in each first through hole 9, two ends of each cross shaft 10 penetrate through the corresponding first through holes 9 and are in sealed rotary connection with the first through holes 9, the inner ends of the cross shafts 10 extend into the cavity 5, the inner ends of the cross shafts 10 are fixedly provided with second bevel gears 11, the second bevel gears 11 are respectively in meshed fit with the corresponding first bevel gears 7, the outer ends of the cross shafts 10 are positioned in the corresponding first grooves 45, and the periphery of the cross shafts 10 is fixedly provided with a plurality of blades 12 which are uniformly distributed in an annular manner; the fan blades 12 are driven to rotate by external action, the corresponding transverse shafts 10 can be driven to rotate along with the rotation of the fan blades 12, and the rotation of the transverse shafts 10 simultaneously drives the rotating shafts 6 to rotate due to the fact that the second bevel gears 11 are respectively meshed with the corresponding first bevel gears 7.
The bottom of the vehicle body 1 is further provided with a driving groove 13, the driving groove 13 is positioned at one side of the battery jar 2 close to the vehicle head of the vehicle body 1, an S-shaped first air deflector 14 is fixedly arranged in the driving groove 13, the first air deflector 14 is diagonally distributed along the driving groove 13, as shown in figure 2, the bottom of the driving groove 13 close to one end of the battery jar 2 is fixedly provided with an arc-shaped second air deflector 15, the concave surface of the second air deflector 15 faces the bottom of the vehicle body 1, the driving groove 13 is provided with an air inlet hole 16 communicated with the battery jar 2, the lower parts of the first grooves 45 close to the vehicle tail side of the vehicle body 1 are respectively provided with an arc-shaped air outlet hole 17 with the concave surface facing, so that the first air deflector 14 and the second air deflector 15 are provided with arc-shaped air guide channels at one side of the battery jar 2 close to the vehicle head of the vehicle body 1, in the vehicle running process, air enters from the air guide channels between the first air deflector 14 and the second air deflector 15 and enters each first grooves 45 through the air inlet hole 16, the fan blades 12 rotate under the action of wind, the rotation of the fan blades 12 drives the corresponding transverse shafts 10 to rotate along with the transverse shafts, so that the transverse shafts 6 rotate, the packing augers 8 on the peripheries of the transverse shafts 6 rotate along with the transverse shafts, and the wind enters the first grooves 45 through the air inlet holes 16 and flows out through the air outlet holes 17, and thus a wind passing channel is formed.
A dust screen 18 is fixedly arranged between the first air deflector 14 and the second air deflector 15, and the dust screen 18 is positioned at one side close to the air inlet hole 16, so that in the running process of the vehicle body 1, external impurities can be effectively prevented from entering the air inlet hole 16 through the dust screen 18; thereby protecting the interior of the first groove 45 from dust.
The front end and the rear end of the first air deflector 14 are respectively fixedly connected with the corresponding inner side walls of the driving groove 13; a power cavity 19 is defined between the upper side of the first air deflector 14 and the driving groove 13, a power module 20 is arranged in the power cavity 19, a horizontal telescopic shaft 21 is arranged on one side, close to the air inlet 16, of the power module 20, the movable end of the telescopic shaft 21 faces towards the air inlet 16, a connecting shaft 22 is fixedly arranged at the movable end of the telescopic shaft 21, the connecting shaft 22 is coaxial with a cross shaft 6, an electric push rod 23 with the movable end facing towards one side of the power module 20 is fixedly arranged in the power cavity 19 through a support, the power module 20 supplies power to the electric push rod 23, the power module 20 is connected and powered by a standby power supply or a starting power supply of the vehicle body 1, the electric push rod 23 is positioned above and parallel to the connecting shaft 22, a shaft seat 25 is rotatably arranged on the outer side of the movable end of the telescopic shaft 12, the movable end of the electric push rod 23 is fixedly connected with the shaft seat 25 through a connecting block 24, and the outer end of the connecting shaft 22 sequentially penetrates through the first air deflector 14, The dust screen 18 and all with clearance fit, the outer end fixed mounting round platform piece 26 of connecting axle 22, jack 27 is seted up to the round platform piece 26 outside, with coaxial cross axle 10 outer end fixed mounting bayonet joint 28 of telescopic shaft 21, bayonet joint 28 can with jack 27 grafting cooperation, as shown in fig. 3, when automobile body 1 is unmovable, through the extension of electric putter 23 shrink drive telescopic shaft 21, thereby make corresponding connecting axle 22 run through corresponding wind-guiding hole 16 and insert in first recess 45, make jack 27 and the cooperation of pegging graft of bayonet joint 28 that corresponds simultaneously, then drive telescopic shaft 21 through power module 20 and rotate, can make cross axle 10 rotate along with connecting axle 22, thereby make pivot 6 rotate.
A plurality of battery packs 29 which are uniformly distributed along the length direction of the battery cavity 4 are arranged in the battery cavity 4, temperature adjusting pipelines 30 are arranged on two sides of each battery pack 29, a horizontal first pipeline 31 is fixedly arranged on the front side in the battery cavity 4, a fourth through hole communicated with the first pipeline 31 is formed on the front side of the cavity 5, a horizontal second pipeline 32 is fixedly arranged on the rear side in the battery cavity 4, one ends, far away from the cavity 5, of the second pipeline 32 and the first pipeline 31 are sealed, the temperature adjusting pipelines 30 are positioned between the first pipeline 31 and the second pipeline 32, the temperature adjusting pipelines 30 are simultaneously communicated with the interiors of the first pipeline 31 and the second pipeline 32, a second through hole 33 communicated with the interior of the second pipeline 32 is formed on the rear side of the battery module 3, an air outlet pipeline 34 communicated with the second through hole 33 is arranged in the vehicle body 1 corresponding to the battery jar 2, when the battery module 3 is arranged in the battery jar 2, the second through hole 33 is in sealed butt joint with one end of the air outlet pipeline 34, the air outlet pipeline 34 is connected with a reversing valve through a temperature sensor, the reversing valve is connected with a temperature control system of the vehicle body 1, namely the reversing valve is respectively connected with a refrigerating module and a heating module of the vehicle body 1, meanwhile, a third through hole is formed in the rear end of the cavity 5, the vehicle body 1 is provided with an air inlet pipeline 35 which is in sealing butt joint communication with the third through hole corresponding to the battery jar 2, one end of the air inlet pipeline 35 close to the cavity 5 is provided with a one-way air outlet valve, namely, air can only flow to the third through hole and the cavity 5 from the air inlet channel 35 under the action of the one-way air outlet valve; as shown in fig. 4, when the battery module 3 is installed in the battery jar 2, and the vehicle body 1 is running, the third through hole is in sealed butt-joint communication with the air inlet pipe 35, the second through hole 33 is in sealed butt-joint communication with one end of the air outlet pipe 34, so that the battery module 3 is in butt-joint communication with the vehicle body 1, so that the cavity 5, the first pipe 31, the temperature adjusting pipe 30, the second pipe 32, and the air outlet pipe 34 form a loop with the temperature control system (refrigeration module, heating module) of the vehicle body 1 and the air inlet pipe 35, and during the running of the vehicle body 1, the wind blows the fan blades 12 to rotate through the wind guide channel and the dust screen 18, so as to drive the transverse shaft 10 to rotate, the rotation of the transverse shaft 10 drives the rotating shaft 6 to rotate along with the rotating shaft, so that the auger 8 rotates, the rotation of the auger 8 drives the air in the cavity 5 to be conveyed from one side of the third through the through-hole to the first pipe 31, and the temperature adjusting pipes 30 are located at two sides of the battery pack 29, the temperature adjusting pipeline is made of heat conducting materials, the temperature of the temperature adjusting pipeline 30 is equivalent to the temperature of the outer side of the battery pack 29, the air flows in a loop to serve as a temperature sensing heat conducting medium of the battery pack 29, when the air enters the air outlet pipeline 34 and passes through the temperature sensor, the temperature sensor detects the temperature of the air, when the temperature is larger than a set value of the temperature sensor, the temperature of the battery pack 29 is high, and the temperature needs to be reduced, namely the air enters the refrigerating module through the reversing valve to be refrigerated and then enters the cavity 5 through the air inlet pipeline 35, and the refrigerated air enters the temperature adjusting pipeline 30 to reduce the temperature of the battery pack 29; similarly, when the vehicle body 1 runs in winter and the battery pack 29 is at a low temperature, the temperature of flowing air is correspondingly reduced after passing through the temperature adjusting pipeline 30 and is close to the temperature of the pipe wall of the temperature adjusting pipeline 30, the monitoring value of the temperature sensor to the air temperature is smaller than a set value, the air enters the heating module of the vehicle body 1 at the reversing valve, the heating module heats the air, the heated hot air enters the temperature adjusting pipeline 30 through the cavity 5 and the first pipeline 31 due to the rotation of the packing auger 8, and the temperature of the corresponding battery pack 29 is correspondingly increased due to the heat transfer of the temperature adjusting pipeline 30, so that the temperature of the battery pack 29 is increased; namely, the continuous flow of air in the loop can be realized by the rotation of the packing auger 8 in the running process of the vehicle body 1, and the temperature of the air is monitored in real time by the temperature sensor, so that the air is heated or cooled according to the air temperature, and the battery pack 29 is correspondingly heated or cooled; the overall flow chart, as shown in fig. 8, ensures normal and efficient operation of the battery pack 29; meanwhile, when the vehicle body 1 does not run or wind in the running process cannot drive the rotating shaft 6 to rotate, the plug hole 27 of the connecting shaft 22 is in plug-in fit with the corresponding plug 28 of the cross shaft 6 through contraction of the electric push rod 23, after the plug hole 27 is in plug-in fit with the plug 28, relative rotation does not occur between the cross shaft 10 and the connecting shaft 22, the telescopic shaft 21 and the connecting shaft 22 are driven to rotate through the power module 20, the rotating shaft 6 is driven to rotate, and air in the cavity 5 is driven to move from the rear side to the front side through rotation of the auger 8.
Of course, the temperature adjusting duct 30 may also be a square duct, that is, the battery pack 29 is wrapped inside the temperature adjusting duct 30 (not shown in the figure), so that the temperature adjusting duct 30 wraps the corresponding battery pack 29 to more effectively ensure the heat transfer between the battery pack 29 and the temperature adjusting duct 30, and thus the temperature adjusting effect of the temperature adjusting duct 30 on the battery pack 29 is better.
The front side and the rear side of the battery module 3 are provided with a plurality of embedded air cylinders 36 which are uniformly distributed along the length direction, the movable ends of the air cylinders 36 face to one side far away from the middle part of the battery module 3, and the movable ends of the cylinders 36 can extend out of the battery module 3, the air ports on one side of the front end cover of the cylinders 36 are first air ports 38, the first air ports 38 are communicated with one side of the cavity 5 close to the third through hole through first connecting pipes 37 embedded in the battery module 3, meanwhile, springs 39 are fixedly arranged between the piston and the rear end cover in the cylinder 36, the air ports on one side of the rear end cover of the cylinder 36 are all micro air ports 40, fifth through holes which are communicated with the micro air ports 40 in a one-to-one correspondence mode are formed in the outer side of the battery module 3, the inner diameter of each micro air port 40 is far smaller than that of the first air port 38, meanwhile, the inner side walls of the front side and the rear side of the battery jar 2 are respectively provided with a second groove 41 corresponding to the air cylinder 36 one by one, and the movable end of the air cylinder 36 can be matched with the corresponding second groove 41 in an inserted manner; when the battery module 3 needs to be detached from the battery jar 2, initially, the air cylinders 36 are all in an extended state, the movable ends of the air cylinders 36 are all in plug-in fit with the corresponding second grooves 41, when detaching, the battery module 3 is lifted and supported by mechanical arms or other supporting devices at the bottom of the vehicle body 1, namely below the battery jar 2, then the electric push rod 29 is contracted to enable the connecting shaft 22 to be in butt joint with the transverse shaft 10, the power module 20 drives the transverse shaft 10 to rotate reversely, the rotating shaft 6 also rotates at the moment, the rotating shaft 6 in the cavity 5 rotates reversely, the auger 8 rotates reversely along with the rotating shaft 6 at the moment, so that the air in the cavity 5 moves from front side to rear side, namely the air in the cavity enters one side of the front end cover of each air cylinder 36 through the first connecting pipe 37 and the first air port 38, the pistons of the air cylinders 36 are pushed by the air to move towards one side of the rear end cover, so that the movable ends of the air cylinders 36 are contracted, that is, the movable ends of all the cylinders 36 are separated from the corresponding second grooves 41, so that the battery module 3 is rapidly separated from the battery jar 2, and due to the fact that the inner diameter of the micro air port 40 is far smaller than that of the first air port 38 under the action of the spring 39, after the battery module 3 is separated from the battery jar 2, the movable ends of the cylinders 36 slowly extend outwards under the action of the spring, and therefore the battery module 3 can be integrally taken out through a mechanical arm or a supporting device supported and lifted below.
Inclined planes are arranged at the lower parts of the inner walls of the front side and the rear side of the battery jar 2, the lower ends of the inclined planes are vertical planes, the distance between the lower ends of the inner walls of the front side and the rear side of the battery jar 2 is larger than the distance between the upper ends of the inner walls of the front side and the rear side of the battery jar 2 under the action of the inclined planes, and the distance between the lower ends of the front side and the rear side of the inner walls of the battery jar 2 is larger than the maximum distance between the front side and the rear side of the battery module 3 (the distance between the front side and the rear side of the battery module 3 when the cylinders 36 at the front side and the rear side of the battery module 3 are extended), when the battery module 3 is installed, when the battery module 3 needs to be installed in the installation groove after the battery module 3 is charged, the cylinders 36 at the front side and the rear side of the battery module 3 are firstly contacted and matched with the inclined planes, and the cylinders 36 are gradually contracted in the process that the battery module 3 is pushed upwards by a mechanical arm or a bearing device, namely, at the moment, springs 39 in the cylinders 36 are compressed, thereby make the cylinder 36 of battery module 3 both sides all shrink, thereby make battery module 3 peg graft in battery jar 2, and when cylinder 36 removed to corresponding second recess 41 department, cylinder 36 extends under spring 39's effect, thereby make the expansion end of cylinder 36 and the cooperation of pegging graft of corresponding second recess 41, of course both sides can also set up the structure corresponding with the inboard lower extreme of battery jar 2 around battery module 3, as shown in fig. 7, can make the installation between battery module 3 and the battery jar 2 inseparabler like this.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a simple and easy fixing device of new energy automobile lithium cell which characterized in that: the vehicle comprises a vehicle body, wherein a battery jar is arranged at the bottom of the vehicle body, a battery module which is detachably matched is arranged in the battery jar, a battery cavity is arranged in the middle of the battery module, a plurality of battery packs are arranged in the middle of the battery cavity, temperature adjusting pipelines which are made of heat conducting materials are fixedly arranged on the left side and the right side of each battery pack, a horizontal first pipeline is fixedly arranged on the front side of the battery cavity, a horizontal second pipeline is fixedly arranged on the rear side of the battery cavity, two ends of each temperature adjusting pipeline are respectively and fixedly connected with and communicated with the first pipeline and the second pipeline, a transverse cylindrical cavity is arranged in one side of the battery module, which is close to the vehicle head, a driving device for driving air to move along the axis direction of the battery module is arranged in the cavity, one ends, which are far away from the cavity, of the first pipeline and the second pipeline are sealed, a fourth through hole which is connected with the first pipeline is arranged on the front side of the cavity, and a second through hole which is communicated with the interior of the second pipeline are arranged on the rear side of the battery module, an air outlet pipeline communicated with the second through hole is arranged in the vehicle body corresponding to the battery jar, the air outlet pipeline is connected with a reversing valve through a temperature sensor, the reversing valve is connected with a temperature control system of the vehicle body, a third through hole communicated with the interior of the cavity is formed in the rear end of the cavity, the temperature control system of the vehicle body can be in sealing butt joint with the third through hole through an air inlet pipeline, a one-way air outlet valve is installed on one side, close to the third through hole, of the air inlet pipeline, when the vehicle is used, the third through hole is in sealing butt joint with the air inlet pipeline, air can only move from the air inlet pipeline to the third through hole, the second through hole is in sealing butt joint with the air outlet pipeline, a loop is formed among the cavity, the first pipeline, the temperature adjusting pipeline, the second pipeline, the air outlet pipeline, the temperature control system of the vehicle body and the air inlet pipeline, the driving device drives the air on the rear side of the cavity to move towards the front side, and the air passing through the temperature adjusting pipeline is enabled to change along with the temperature adjusting pipeline through the heat transfer between the temperature adjusting pipeline and the battery pack, the temperature sensor monitors the temperature of the flowing air in real time, and the temperature control system adjusts the temperature of the flowing air in real time, so that the temperature of the battery pack is adjusted.
2. The simple fixing device for the lithium battery of the new energy automobile as claimed in claim 1, characterized in that: the driving device comprises a rotating shaft which is rotatably arranged in the cavity and is coaxial with the rotating shaft, a plurality of first bevel gears which are uniformly distributed along the length direction of the rotating shaft are fixedly arranged on the periphery of the rotating shaft, augers are sleeved on the front side and the rear side of each first bevel gear, first grooves which correspond to the first bevel gears one by one are formed on one side, close to the headstock of the vehicle body, of the battery module, horizontal first through holes which are communicated with the cavity are formed in the first grooves, transverse shafts which are coaxial with the first through holes are arranged in the first through holes, the two ends of each transverse shaft penetrate through the corresponding first through holes and are connected with the first through holes through sealing bearings, the inner ends of the transverse shafts extend into the cavity, second bevel gears are fixedly arranged at the inner ends of the transverse shafts and are meshed with the corresponding first bevel gears, the outer ends of the transverse shafts are positioned in the corresponding first grooves, a plurality of blades which are uniformly distributed in an annular shape are fixedly arranged on the periphery of the transverse shafts, the blades are positioned in the first grooves, and driving grooves are formed in the bottom of the vehicle body, the driving groove is positioned on one side, close to the locomotive head, of the battery jar, the S-shaped first air guide plates distributed in a diagonal line mode are fixedly installed in the driving groove, the second air guide plate with the downward concave surface is fixedly installed at the lower end of one side, close to the battery jar, in the driving groove, the front side and the rear side of the first air guide plate and the second air guide plate are fixedly connected with the corresponding sides of the driving groove respectively, the driving groove is provided with an air inlet hole communicated with the battery jar, the air inlet hole is positioned between the first air guide plate and the second air guide plate, the bottom of the battery module is provided with an arc-shaped air outlet hole communicated with the interior of the first groove and with the downward concave surface, and when the locomotive runs, air enters the air inlet hole from the front side of the locomotive through an air guide channel between the first air guide plate and the second air guide plate and blows towards the first groove, so that a transverse shaft in the first groove rotates.
3. The simple fixing device for the lithium battery of the new energy automobile as claimed in claim 2, characterized in that: a driving cavity is formed between the upper side of the first air deflector and the driving groove, a driving module is arranged at one side of the driving cavity close to the vehicle head, a horizontal telescopic shaft is arranged at one side of the driving module close to the first air deflector, a connecting shaft is fixedly arranged at the movable end of the telescopic shaft, the outer end of the connecting shaft penetrates through the first air deflector and is in clearance fit with the first air deflector, the connecting shaft is coaxial with a cross shaft, a horizontal electric push rod is fixedly arranged at the fixed surface in the driving cavity through a bracket, the electric push rod is positioned above and is flat with the connecting shaft, a shaft seat is rotatably arranged at the outer side of the movable end of the telescopic shaft, the movable end of the electric push rod is fixedly connected with the shaft seat through a fixed block, a dustproof net is fixedly arranged between the first air deflector and the second air deflector, the dustproof net is close to the air inlet hole, the outer end of the connecting shaft penetrates through the dustproof net and is in clearance fit with the dustproof net, a circular table block is fixedly arranged at the outer end of the connecting shaft, an inserting hole is arranged at the outer side of the circular table block, an inserting head is fixedly arranged at the outer end coaxial with the connecting shaft, the plug can be matched with the plug hole in a plug-in manner.
4. The simple fixing device for the lithium battery of the new energy automobile as claimed in claim 3, characterized in that: the battery module around all inlay the cylinder that adorns the several and distribute along its length direction, the second recess with the cylinder one-to-one is all seted up to two inside walls around the battery jar, the expansion end homoenergetic of cylinder and the cooperation of pegging graft of the second recess that corresponds, the gas port that the cylinder is close to front end housing one side is first gas port, first gas port all is through first company pipe fixed connection cavity rear side, all install the spring between piston in the cylinder and the rear end housing, the gas port of cylinder rear end housing one side is miniature gas port, the internal diameter of miniature gas port is far less than the internal diameter of first gas port, the battery module outside is seted up with the communicating fifth through-hole of miniature gas port.
5. The simple fixing device for the lithium battery of the new energy automobile as claimed in claim 1, 2, 3 or 4, wherein: the battery jar in all set up the inclined plane in both sides lower part around, the inclined plane lower extreme is vertical face, both sides wall makes the distance between the inner wall lower extreme of both sides around be greater than the distance between its upper end under the effect on inclined plane around the battery jar, and the distance between the two inner wall lower extremes around the battery jar is greater than the maximum distance between both sides around the battery module, both sides lower part all corresponds and sets up inclined plane and vertical face around the battery module, the inclined plane of battery module and the corresponding side contact cooperation of vertical face and battery jar.
CN202210611576.6A 2022-06-01 2022-06-01 Simple and easy fixing device of new energy automobile lithium cell Withdrawn CN114927820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210611576.6A CN114927820A (en) 2022-06-01 2022-06-01 Simple and easy fixing device of new energy automobile lithium cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210611576.6A CN114927820A (en) 2022-06-01 2022-06-01 Simple and easy fixing device of new energy automobile lithium cell

Publications (1)

Publication Number Publication Date
CN114927820A true CN114927820A (en) 2022-08-19

Family

ID=82813231

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210611576.6A Withdrawn CN114927820A (en) 2022-06-01 2022-06-01 Simple and easy fixing device of new energy automobile lithium cell

Country Status (1)

Country Link
CN (1) CN114927820A (en)

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Application publication date: 20220819