CN113067078B - Battery protection device for new energy automobile - Google Patents

Battery protection device for new energy automobile Download PDF

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Publication number
CN113067078B
CN113067078B CN201911296006.7A CN201911296006A CN113067078B CN 113067078 B CN113067078 B CN 113067078B CN 201911296006 A CN201911296006 A CN 201911296006A CN 113067078 B CN113067078 B CN 113067078B
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China
Prior art keywords
cavity
battery
plate
wall
mounting
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CN201911296006.7A
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CN113067078A (en
Inventor
袁新
王冲
陈进卿
李金龙
李如兵
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Henan Meida Automobile Co ltd
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Henan Meida Automobile Co ltd
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Priority to CN201911296006.7A priority Critical patent/CN113067078B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/66Arrangements of batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/62Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625Vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561Gases
    • H01M10/6563Gases with forced flow, e.g. by blowers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0416Arrangement in the rear part of the vehicle
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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

Abstract

The invention belongs to the field of new energy automobiles, in particular to a battery protection device for a new energy automobile, which aims at the problems that the battery of the existing new energy automobile is mostly in rigid connection with a battery mounting plate when being mounted, the buffer effect is poor, the service life of the battery is influenced, the heat generated by the battery during the operation and the convection speed of a trunk are slow, and the battery is easy to have a phenomenon of higher temperature, the invention provides a scheme, which comprises the new energy automobile, wherein the new energy automobile is provided with the trunk, the trunk is provided with a cavity, the inner wall of the bottom of the cavity is fixedly provided with an isolation box, the isolation box is provided with a cavity, and the inner wall of the bottom of the cavity is fixedly provided with a battery mounting plate. The heat dissipation effect of the area where the battery pack is located is good, and the phenomenon that the temperature of the battery pack is high can not occur.

Description

Battery protection device for new energy automobile
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a battery protection device for a new energy automobile.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. New energy automobile includes: hybrid Electric Vehicles (HEV), electric only vehicles (BEV), fuel cell vehicles (FCEV), hydrogen engine vehicles as well as gas vehicles, alcohol ether vehicles, and the like.
The battery of the existing new energy automobile is mostly installed in a hard connection mode with a battery installation disc, the buffering effect is poor, the service life of the battery is influenced, the heat generated by the battery during operation and the convection speed of a trunk are low, and the battery is easy to have a phenomenon of high temperature.
Disclosure of Invention
Based on the technical problems that the battery of the new energy automobile is mostly in rigid connection with the battery mounting plate during the installation, the buffering effect is poor, the service life of the battery is influenced, the convection speed of heat generated by the battery during the operation and a trunk is low, and the battery is easy to have a high temperature phenomenon, the invention provides the battery protection device for the new energy automobile.
The invention provides a battery protection device for a new energy automobile, which comprises the new energy automobile, wherein a trunk is arranged on the new energy automobile, a cavity is arranged on the trunk, an isolation box is fixedly arranged on the inner wall of the bottom of the cavity, a cavity is arranged on the isolation box, a battery mounting plate is fixedly arranged on the inner wall of the bottom of the cavity, a foam plate is fixedly arranged on the top of the battery mounting plate, a mounting groove is formed in the top of the foam plate, a battery pack is clamped in the mounting groove, the top of the battery pack extends to the upper side of the foam plate, a rectangular cover is movably clamped at the top of the battery pack, a placing groove is formed in the top of the rectangular cover, a protection pad is fixedly arranged in the placing groove, the top of the battery pack extends to the inside of the placing groove and is tightly attached to the inside of the protection pad, mounting plates are fixedly arranged on the inner walls of two sides of the cavity, one side that two mounting panels are close to each other is fixed mounting respectively there is the diaphragm, the equal fixed mounting in both sides of rectangle lid has the fixed plate, two fixed plates and the equal fixed connection of two diaphragms, fixed mounting has radiator unit on one side inner wall of cavity, equal fixed mounting has the buffering subassembly on the both sides inner wall of mounting groove, two buffering subassemblies respectively with the inseparable centre gripping in both sides of battery package.
Preferably, the buffering subassembly includes fixed mounting at the spacing seat on one side inner wall, and one side of spacing seat has seted up the spacing groove, and slidable mounting has same riser on the top inner wall of spacing groove and the bottom inner wall, and one side fixed mounting of riser has the buffering post, one side of buffering post extends to one side of spacing seat, and one side fixed mounting of buffering post has the clamp plate, and the one side that two clamp plates are close to each other closely respectively with the inseparable centre gripping in both sides of battery package, one side fixed mounting of clamp plate has buffer spring, and buffer spring keeps away from one end of clamp plate and one side fixed connection of spacing seat, can carry out the energy-absorbing to jolting, prolongs the life of battery package.
Preferably, one side of new energy automobile is provided with the mouth that charges, and one side of new energy automobile articulates there is the fender lid, it covers the mouth that charges completely to keep off the lid, one side electric connection of battery package has the charging wire, the one end electric connection of charging wire has the head that charges, and one side of the head that charges extend to the inside of the mouth that charges and with the inside fixed connection of the mouth that charges, conveniently charges to the battery package.
Preferably, radiator unit includes the air pipe of fixed mounting on cavity one side inner wall, fixed mounting has same fan on the both sides inner wall of air pipe, air pipe's top seal intercommunication has the convection current pipe, and runs through one side of separator box and extend to the inside of cavity to the one end of convection current pipe, the sealed intercommunication in bottom of convection current pipe has a plurality of blowing heads that are the straight line and arrange, set up a plurality of louvres that are longitudinal arrangement on one side inner wall of cavity, a plurality of blowing heads and a plurality of louvres are corresponding, can carry out reasonable heat dissipation to the battery package, and the radiating efficiency is high.
Preferably, the top fixed mounting of battery mounting panel has branch, and the top fixed mounting of branch has heat conduction fin, one side of heat conduction fin and one side of battery package are closely laminated, can concentrate on one side with the heat that the panel produced.
Preferably, two bolt holes corresponding in position are all set up at the top of diaphragm and fixed plate, all are provided with the bolt on two bolt holes, diaphragm and fixed plate improve the installation stability of diaphragm and fixed plate through two bolt holes and two bolt fixed mounting.
Preferably, the maintenance opening has been seted up on the top inner wall of cavity, the top of shielded box articulates there is the maintenance board, and the maintenance board covers the maintenance opening of cavity completely, and a plurality of heat conduction mouths have been seted up at the top of maintenance board, conveniently maintain the work to the inside part of cavity.
Preferably, equal fixed mounting has the limiting plate on the both sides inner wall of cavity, and the bottom of two limiting plates is closely laminated with the top of two mounting panels respectively, conveniently fixes a position the position of mounting panel, and maneuverability is high.
The invention has the beneficial effects that: the part contacted with the outside of the battery pack is completely made of the foam board or the protective pad, the foam board and the protective pad can absorb energy, when a new energy automobile jolts, certain vibration energy can be absorbed, the force acting on the battery pack is reduced, and the purpose of protecting the battery pack can be effectively achieved, the installation stability of the battery pack is high, the fan is arranged outside the isolation box, heat generated by the work of the battery pack can be gathered inside the cavity, once the battery pack discharges, the fan can start to work, the heat inside the cavity can be blown to the inside of the cavity through the arranged ventilating duct, the convection pipe and the blowing head, the air inside the cavity is communicated with the outside air, the convection speed of the air inside the cavity and the outside air can be accelerated, the purpose of improving the heat dissipation effect of the battery pack is achieved, the heat generated when the fan works can not enter the inside of the cavity, compared with the traditional battery protection device of the new energy automobile, the battery protection device has the advantages that the original rigid connection is abandoned, the energy absorption effect is improved, the service life of the battery pack can be prolonged, the heat dissipation effect of the area where the battery pack is located is good, and the battery pack cannot have a phenomenon of high temperature;
the limiting seat, the buffering column and the buffering spring are arranged, so that the transverse acting force applied to the battery pack can be further buffered, the energy absorption effect is further improved, and the stability of the battery pack at any time is kept;
through the maintenance mouth that sets up at the cavity top and articulated maintenance board on the shielded cell, can conveniently maintain the work to each part of cavity inside, improve the efficiency of maintaining, promote the enforceability.
Drawings
Fig. 1 is a perspective view of a new energy vehicle structure of a battery protection device for the new energy vehicle according to the present invention;
fig. 2 is a schematic structural diagram of a trunk of the battery protection device for the new energy automobile, which is provided by the invention;
fig. 3 is a perspective view of a buffer column structure of the battery protection device for the new energy automobile, which is provided by the invention;
fig. 4 is an enlarged schematic view of a part a in fig. 2 of the battery protection device for the new energy vehicle according to the present invention;
fig. 5 is an enlarged schematic view of a part B in fig. 2 of the battery protection device for the new energy vehicle according to the present invention.
In the figure: 1 new energy automobile, 2 charge mouthful, 3 keep off the lid, 4 trunks, 5 cavities, 6 shielded boxes, 7 cavities, 8 battery mounting panels, 9 cystosepiments, 10 mounting grooves, 11 spacing seats, 12 buffering posts, 13 buffer spring, 14 clamp plates, 15 battery package, 16 rectangle lid, 17 protection pads, 18 mounting panels, 19 diaphragm, 20 fixed plates, 21 bolt holes, 22 bolt, 23 charging wire, 24 head that charges, 25 air pipe, 26 fan, 27 convection tubes, 28 blowing head, 29 louvres, 30 heat conduction fin.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-5, the embodiment provides a battery protection device for a new energy automobile, which includes a new energy automobile 1, a trunk 4 is provided on the new energy automobile 1, a cavity 5 is provided on the trunk 4, an isolation box 6 is fixedly installed on the bottom inner wall of the cavity 5, a cavity 7 is provided on the isolation box 6, a battery mounting plate 8 is fixedly installed on the bottom inner wall of the cavity 7, a foam plate 9 is fixedly installed on the top of the battery mounting plate 8, an installation groove 10 is formed on the top of the foam plate 9, a battery pack 15 is clamped inside the installation groove 10, the top of the battery pack 15 extends to the upper side of the foam plate 9, a rectangular cover 16 is movably clamped on the top of the battery pack 15, a placement groove is formed on the top of the rectangular cover 16, a protection pad 17 is fixedly installed inside the placement groove, the top of the battery pack 15 extends to the inside of the placement groove and is tightly attached to the inside of the protection pad 17, the mounting plates 18 are fixedly mounted on the inner walls of two sides of the cavity 7, the transverse plates 19 are fixedly mounted on the mutually close sides of the two mounting plates 18 respectively, the fixing plates 20 are fixedly mounted on two sides of the rectangular cover 16, the two fixing plates 20 are fixedly connected with the two transverse plates 19, the heat dissipation assembly is fixedly mounted on the inner wall of one side of the cavity 7, the buffer assemblies are fixedly mounted on the inner walls of two sides of the mounting groove 10 respectively, the two buffer assemblies are tightly clamped with two sides of the battery pack 15 respectively, the parts contacting with the outside of the battery pack 15 are all foam plates 9 or protection pads 17, the foam plates 9 and the protection pads 17 can absorb energy, when the new energy automobile 1 jolts, certain vibration energy can be absorbed, the force acting on the battery pack 15 is reduced, the purpose of protecting the battery pack 15 can be effectively achieved, the mounting stability of the battery pack 15 is high, and the fan 26 is arranged outside the isolation box 6, the heat generated by the battery pack 15 during operation can be gathered in the cavity 7, the fan 26 can start to operate once the battery pack 15 discharges, the heat in the cavity 7 can be blown into the cavity 5 through the arranged ventilating duct 25, the convection pipe 27 and the blowing head 28, the air in the cavity 5 is communicated with the outside air, the convection speed of the air in the cavity 7 and the outside air can be accelerated, and the purpose of improving the heat dissipation effect of the battery pack 15 is further achieved, the heat generated by the fan 26 during operation cannot enter the cavity 7, so that the heat dissipation effect cannot be influenced, compared with the traditional battery protection device of a new energy automobile, the original rigid connection is abandoned, the energy absorption effect is improved, the service life of the battery pack 15 can be prolonged, the heat dissipation effect of the area where the battery pack 15 is located is good, and the phenomenon of high temperature of the battery pack 15 cannot occur, through the spacing seat 11 that sets up, buffering post 12 and buffer spring 13, can further cushion the transverse force that battery package 15 received, further promote the energy-absorbing effect, keep the stability of battery package 15 anytime, through the maintenance mouth that sets up at cavity 7 top and articulated maintenance board on shielded cell 6, can conveniently maintain the work to each part of cavity 7 inside, improve the efficiency of maintaining, promote the enforceability.
In this embodiment, the buffering subassembly includes fixed mounting at the spacing seat 11 on the inner wall of one side, and the spacing groove has been seted up to one side of spacing seat 11, slidable mounting has same riser on the top inner wall of spacing groove and the bottom inner wall, and one side fixed mounting of riser has buffering post 12, one side of buffering post 12 extends to one side of spacing seat 11, and one side fixed mounting of buffering post 12 has clamp plate 14, one side that two clamp plates 14 are close to each other is closely held with the both sides of battery package 15 respectively, one side fixed mounting of clamp plate 14 has buffer spring 13, and buffer spring 13 keeps away from one end of clamp plate 14 and one side fixed connection of spacing seat 11, can carry out the energy-absorbing to jolting, the life of extension battery package 15.
In this embodiment, one side of new energy automobile 1 is provided with mouthful 2 that charges, and one side of new energy automobile 1 articulates there is fender lid 3, keeps off lid 3 and covers mouthful 2 that charges completely, and one side electric connection of battery package 15 has charging wire 23, and charging wire 23's one end electric connection has first 24 that charges, and one side of first 24 that charges extend to mouthful 2 inside and with mouthful 2 inside fixed connection that charges, conveniently charges battery package 15.
In this embodiment, heat radiation component includes the ventilation pipe 25 of fixed mounting on the inner wall of cavity 5 one side, fixed mounting has same fan 26 on ventilation pipe 25's the both sides inner wall, ventilation pipe 25's top seal intercommunication has convection current pipe 27, and convection current pipe 27's one end runs through one side of shielded cell 6 and extends to the inside of cavity 7, convection current pipe 27's the sealed intercommunication in bottom has a plurality of blowing heads 28 that are the straight line and arrange, set up a plurality of louvres 29 that are longitudinal arrangement on one side inner wall of cavity 7, a plurality of blowing heads 28 and a plurality of louvres 29 are corresponding, can carry out reasonable heat dissipation to battery package 15, the radiating efficiency is high.
In this embodiment, battery mounting panel 8's top fixed mounting has branch, and the top fixed mounting of branch has heat conduction fin 30, and one side of heat conduction fin 30 and one side of battery package 15 closely laminate, can concentrate on one side with the heat that panel 15 produced.
In this embodiment, two bolt holes 21 corresponding in position are all seted up at the top of diaphragm 19 and fixed plate 20, all are provided with bolt 22 on two bolt holes 21, and diaphragm 19 and fixed plate 20 improve diaphragm 19 and fixed plate 20's installation stability through two bolt holes 21 and two bolt 22 fixed mounting.
In this embodiment, seted up the maintenance mouth on the top inner wall of cavity 7, the top of shielded cell 6 articulates there is the maintenance board, and the maintenance board covers the maintenance mouth of cavity 7 completely, and a plurality of heat conduction mouths have been seted up at the top of maintenance board, conveniently maintain the work to the inside part of cavity 7.
In this embodiment, equal fixed mounting has the limiting plate on the both sides inner wall of cavity 7, and the bottom of two limiting plates closely laminates with the top of two mounting panels 18 respectively, conveniently fixes a position mounting panel 18's position, and maneuverability is high.
In this embodiment, the foam board 9 or the protection pad 17 is used for the whole portion contacting with the outside of the battery pack 15, the foam board 9 and the protection pad 17 can absorb energy, when the new energy automobile 1 jolts, a certain vibration energy can be absorbed, the force acting on the battery pack 15 is reduced, the purpose of protecting the battery pack 15 can be effectively achieved, the installation stability of the battery pack 15 is high, the fan 26 is arranged outside the isolation box 6, the heat generated by the work of the battery pack 15 can be gathered inside the cavity 7, once the battery pack 15 is discharged, the fan 26 can start to work, the heat generated by the battery pack 15 can be gathered on the right side of the cavity 7 through the heat conducting fin 30 tightly attached to one side of the battery pack 15, namely, the area where the blowing head 28 is located, the heat inside the cavity 7 can be blown to the inside of the cavity 5 through the arranged ventilation duct 25, the convection pipe 27 and the blowing head 28, the inside air of cavity 5 is linked together with the outside air, can accelerate the convection velocity of cavity 7 inside air and outside air, and then reach the purpose that improves battery package 15 radiating effect, the heat that fan 26 during operation produced can not enter into the inside of cavity 7, consequently, can not influence radiating effect, compare traditional new energy automobile's battery protection device, abandon original rigid connection, the effect of improvement energy-absorbing, can prolong battery package 15's life, the radiating effect of battery package 15 region of locating is good, the higher phenomenon of temperature can not appear in battery package 15.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (1)

1. The battery protection device for the new energy automobile comprises the new energy automobile (1) and is characterized in that a trunk (4) is arranged on the new energy automobile (1), a cavity (5) is arranged on the trunk (4), an isolation box (6) is fixedly mounted on the inner wall of the bottom of the cavity (5), a cavity (7) is arranged on the isolation box (6), a battery mounting plate (8) is fixedly mounted on the inner wall of the bottom of the cavity (7), a foam plate (9) is fixedly mounted at the top of the battery mounting plate (8), a mounting groove (10) is formed in the top of the foam plate (9), a battery pack (15) is clamped in the mounting groove (10), the top of the battery pack (15) extends to the position above the foam plate (9), a rectangular cover (16) is movably clamped at the top of the battery pack (15), a placing groove is formed in the top of the rectangular cover (16), and the inside fixed mounting of standing groove has protection pad (17), the top of battery package (15) extends to the inside of standing groove and closely laminates with the inside of protection pad (17), equal fixed mounting has mounting panel (18) on the both sides inner wall of cavity (7), one side that two mounting panels (18) are close to each other is fixed mounting has diaphragm (19) respectively, equal fixed mounting has fixed plate (20) on the both sides of rectangular cover (16), both fixed plates (20) and both diaphragms (19) are fixed connection, fixed mounting has the radiator unit on one side inner wall of cavity (7), equal fixed mounting has the buffering subassembly on the both sides inner wall of mounting groove (10), two buffering subassemblies closely centre gripping with the both sides of battery package (15) respectively, the buffering subassembly includes spacing seat (11) of fixed mounting on one side inner wall, and one side of spacing seat (11) has seted up the spacing groove, the novel energy vehicle is characterized in that the inner wall of the top and the inner wall of the bottom of the limiting groove are provided with the same vertical plate in a sliding manner, one side of the vertical plate is fixedly provided with a buffer column (12), one side of the buffer column (12) extends to one side of the limiting seat (11), one side of the buffer column (12) is fixedly provided with a pressing plate (14), one side of the two pressing plates (14) which are close to each other are respectively tightly clamped with two sides of a battery pack (15), one side of the pressing plate (14) is fixedly provided with a buffer spring (13), one end of the buffer spring (13) far away from the pressing plate (14) is fixedly connected with one side of the limiting seat (11), one side of the novel energy vehicle (1) is provided with a charging port (2), one side of the novel energy vehicle (1) is hinged with a blocking cover (3), the blocking cover (3) completely covers the charging port (2), one side of the battery pack (15) is electrically connected with a charging wire (23), one end electric connection of charging wire (23) has charging head (24), and one side of charging head (24) extend to the inside of charging mouth (2) and with the inside fixed connection of charging mouth (2) heat radiation component includes air pipe (25) of fixed mounting on cavity (5) one side inner wall, fixed mounting has same fan (26) on the both sides inner wall of air pipe (25), the sealed intercommunication in top of air pipe (25) has convection tube (27), and the one end of convection tube (27) runs through one side of separator box (6) and extends to the inside of cavity (7), the sealed intercommunication in bottom of convection tube (27) has a plurality of blowing heads (28) that are the straight line and arrange, set up a plurality of louvre (29) that are longitudinal arrangement on the one side inner wall of cavity (7), a plurality of blowing heads (28) are corresponding with a plurality of louvre (29), the top of the battery mounting plate (8) is fixedly provided with a support rod, the top of the support rod is fixedly provided with a heat-conducting fin (30), one side of the heat-conducting fin (30) is tightly attached to one side of the battery pack (15), the top parts of the transverse plate (19) and the fixed plate (20) are respectively provided with two bolt holes (21) with corresponding positions, the two bolt holes (21) are respectively provided with a bolt (22), the transverse plate (19) and the fixed plate (20) are fixedly installed through two bolt holes (21) and two bolts (22), a maintenance opening is arranged on the inner wall of the top of the cavity (7), a maintenance plate is hinged on the top of the isolation box (6), the maintenance plate completely covers the maintenance opening of the cavity (7), a plurality of heat conduction openings are arranged at the top of the maintenance plate, limiting plates are fixedly mounted on the inner walls of the two sides of the cavity (7), and the bottoms of the two limiting plates are tightly attached to the tops of the two mounting plates (18) respectively.
CN201911296006.7A 2019-12-16 2019-12-16 Battery protection device for new energy automobile Active CN113067078B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201911296006.7A CN113067078B (en) 2019-12-16 2019-12-16 Battery protection device for new energy automobile

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CN113067078A CN113067078A (en) 2021-07-02
CN113067078B true CN113067078B (en) 2022-08-23

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