CN113437419A - Explosion-proof and flame-proof battery pack for new energy automobile - Google Patents
Explosion-proof and flame-proof battery pack for new energy automobile Download PDFInfo
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- CN113437419A CN113437419A CN202110760783.3A CN202110760783A CN113437419A CN 113437419 A CN113437419 A CN 113437419A CN 202110760783 A CN202110760783 A CN 202110760783A CN 113437419 A CN113437419 A CN 113437419A
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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
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods 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
- B60L58/26—Methods 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
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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
- 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
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/63—Control systems
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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
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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- 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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- 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 Kinetics & Catalysis (AREA)
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- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
The invention relates to the technical field of new energy automobile batteries, and discloses an explosion-proof and flame-proof battery pack for a new energy automobile, which comprises a shell and a battery plate group, wherein an air inlet pipe is welded at the right end of the shell, an air outlet pipe is welded at the left end of the shell, a driving motor is installed on the inner wall of the left side of the shell through a screw, and the output end of the driving motor is rotatably connected with a first rotating shaft through a bevel gear, blocking the combustion condition and being suitable for wide popularization.
Description
Technical Field
The invention relates to the technical field of new energy automobile batteries, in particular to an explosion-proof and flame-proof battery pack 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, forms an automobile with advanced technical principle, new technology and new structure, and has the advantages that along with the popularization of the new energy automobile, the use safety of a new energy automobile battery is more and more emphasized by people.
When the existing new energy automobile battery is used, heat dissipation is not convenient, the temperature of the battery pack is easy to rise, potential safety hazards exist, and when the existing battery pack is connected through a conducting wire, the conducting clip is used, dust is easily accumulated around the anode and the cathode of the battery pack, the battery pack cannot be subjected to sealing treatment, the combustion condition is blocked, and the loss is reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an explosion-proof and flame-proof battery pack for a new energy automobile, which has the advantages of dissipating heat of a new energy battery, reducing the temperature of the battery during use, facilitating the fixation of the anode and the cathode of a battery plate group, avoiding the looseness of the anode and the cathode of the battery plate group during the driving of the automobile, avoiding the accumulation of dust at the anode and the cathode of the battery plate group, influencing the conduction, facilitating the power supply cutoff, and enabling the anode and the cathode of the battery plate group to be disconnected, thereby protecting, reducing the oxygen content in a shell, blocking the combustion condition, solving the problems of inconvenient heat dissipation and potential safety hazard, and using a conductive clamp when the existing battery pack is connected by a lead, easily enabling dust to accumulate around the anode and the cathode of the battery pack, failing to seal the battery pack and blocking the combustion condition.
(II) technical scheme
In order to realize the purposes of facilitating heat dissipation and blocking combustion conditions, the invention provides the following technical scheme: the utility model provides an explosion-proof fire-retardant group battery for new energy automobile is last, includes casing and battery board group, the right-hand member welding of casing has the intake pipe, the left end welding of casing has the outlet duct, there is driving motor on the left side inner wall of casing through the screw mounting, driving motor's output is connected with first pivot through the bevel gear transmission, the left side outer wall of first pivot is connected with the second pivot through the bevel gear transmission, the top of second pivot is connected with the third pivot through the bevel gear transmission, driving motor's output is connected with the fourth pivot through the bevel gear transmission, fourth pivot right side outer wall is connected with the fifth pivot through the bevel gear transmission, the top of fifth pivot is connected with the sixth pivot through the bevel gear transmission, the outer wall welding of sixth pivot has first baffle.
Preferably, a fixing rod is installed on the inner wall of the bottom of the shell through a screw, a fixing plate is welded on the top of the fixing rod, a battery plate group is placed on one side, close to each other, of the fixing plate, a positive electrode connector is arranged on the left side of the top of the battery plate group, a negative electrode connector is arranged on the right side of the top of the battery plate group, fixing devices are installed on the top of the positive electrode connector and the top of the negative electrode connector respectively, each fixing device comprises a limiting plate, a spring is welded on the top of the limiting plate, a first pipe body is welded at one end, away from the limiting plate, of the spring, a sliding groove is formed in the outer ring of the first pipe body, a sliding block is placed in the sliding groove formed in the outer ring of the first pipe body, a connecting rod is welded at one end, away from the sliding block, of the connecting rod, a second pipe body is welded at one end, away from the sliding block, and a steel wire rope is welded on the inner wall of the second pipe body, and one end of the steel wire rope, which is far away from the second pipe body, is connected with the top of the limiting plate.
Preferably, the top of battery board group is provided with temperature sensor, the top of battery board group is provided with voltage sensor, the top of battery board group is provided with power protector, there are two fire extinguishers at the top of casing through the mounting screw, and is mirror symmetry with the central point of casing, there is the mount at the top of casing through the mounting screw, the controller is installed to the bottom of mount, temperature sensor, voltage sensor, power protector, fire extinguisher, driving motor and controller electric connection, the dead lever is equipped with two, and is mirror symmetry with the central point of casing, the fixed plate is equipped with 5, and is the rectangular array and arranges.
Preferably, the left end of first pivot extends and runs through to in the outlet duct, the right-hand member of fourth pivot extends and runs through to in the inlet duct, the bearing has all been welded to the left end of first pivot and the right-hand member of fourth pivot, the outer lane of first pivot left end bearing and the left side inner wall welding of outlet duct, the outer lane of fourth pivot right-hand member bearing and the right side inner wall welding of intake pipe.
Preferably, the welding of the top inner wall of intake pipe has the second baffle, the bottom of second baffle and the welding of the bottom inner wall of intake pipe, the through-hole has been seted up on the right side of second baffle, the left end welding of sixth pivot has the bearing, the outer lane of sixth pivot left end bearing and the welding of the left side inner wall of intake pipe, the welding of the right-hand member of third pivot has the bearing, the outer lane of third pivot right-hand member bearing and the welding of the right side inner wall of outlet duct, first baffle and second baffle all are equipped with two, and are mirror symmetry with the central point of casing.
Preferably, the outer lane welding of second pivot has the bearing, the outer wall welding of second pivot outer lane welded bearing has first branch, the left end of first branch and the left side inner wall welding of outlet duct, the outer lane welding of fifth pivot has the bearing, the outer wall welding of fifth pivot outer lane welded bearing has second branch, the right-hand member and the welding of intake pipe right side inner wall of second branch, the both sides of intake pipe and outlet duct all are latticed.
Preferably, limiting plate and wire rope all are equipped with 6, and are the annular array with the central point of spacing collar, slider, connecting rod and spring all are equipped with 12, and are the annular array with the central point of spacing collar.
Preferably, the bottom inner wall of casing is provided with the filter screen, the bottom inner wall of casing is provided with the activated carbon board, the filter screen is located the right side of activated carbon board.
Preferably, the method mainly comprises the following steps:
s1: when the circuit inside the battery plate group is in fault, the voltage sensor sends a signal to the controller, and the controller automatically starts the power supply protector to cut off the power supply;
s2: when the battery plate group is burnt, the temperature sensor and the voltage sensor send signals to the controller;
s3: the controller actively starts the power supply protector to cut off the power supply, starts the driving motor to enable the first baffle plate and the second baffle plate to be staggered, and closes the air inlet pipe and the air outlet pipe of the shell;
s4: the controller starts the fire extinguisher, and the fire extinguisher sprays carbon dioxide to the surroundings, blocking the combustion condition.
(III) advantageous effects
Compared with the prior art, the invention provides an explosion-proof and flame-proof battery pack for a new energy automobile, which has the following beneficial effects:
the device simple structure, the modern design, be convenient for dispel the heat to new forms of energy battery, reduce the temperature of battery when using, the positive pole and the negative pole of the fixed battery board group of being convenient for, it is not hard up in the automobile driving to avoid the positive pole and the negative pole of battery board group, avoid the positive pole and the negative pole department of battery board group to pile up the dust, the influence is electrically conductive, be convenient for cut off power supply, make the positive pole and the negative pole of battery board group open circuit, thereby protect, reduce the inside oxygen content of casing, block the burning condition, and the wide popularization is suitable.
Drawings
Fig. 1 is a schematic front view of an explosion-proof and flame-proof battery pack for a new energy vehicle according to the present invention;
fig. 2 is a schematic top view of an explosion-proof and flame-proof battery pack for a new energy vehicle according to the present invention;
fig. 3 is a schematic top view of an explosion-proof and flame-proof battery pack fixing device for a new energy vehicle according to the present invention;
fig. 4 is an enlarged structural schematic diagram of a first explosion-proof and flame-proof battery pack used for a new energy automobile according to the invention at a position A;
fig. 5 is a schematic side view of a first baffle and a second baffle of an explosion-proof and flame-proof battery pack for a new energy vehicle according to the present invention.
In the figure: 1. a housing; 2. fixing the rod; 3. a fixing plate; 4. a battery plate group; 5. an activated carbon plate; 6. filtering with a screen; 7. an air inlet pipe; 8. a fire extinguisher; 9. a fixing device; 10. a negative terminal; 11. a power supply protector; 12. a controller; 13. a temperature sensor; 14. a voltage sensor; 15. a positive electrode tab; 16. an air outlet pipe; 17. a second rotating shaft; 18. a third rotating shaft; 19. a first rotating shaft; 20. a fourth rotating shaft; 21. a drive motor; 22. a first baffle plate; 23. a second baffle; 24. a sixth rotating shaft; 25. a second support bar; 26. a first support bar; 27. a fifth rotating shaft; 901. a second tube body; 902. a first pipe body; 903. a slider; 904. a connecting rod; 905. a spring; 906. a wire rope; 907. and a limiting plate.
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. 1-5, an explosion-proof and flame-proof battery pack for a new energy automobile comprises a housing 1 and a battery plate group 4, wherein an air inlet pipe 7 is welded at the right end of the housing 1, an air outlet pipe 16 is welded at the left end of the housing 1, both sides of the air inlet pipe 7 and the air outlet pipe 16 are in a grid shape, a driving motor 21 is installed on the inner wall of the left side of the housing 1 through screws, labor force is reduced, the output end of the driving motor 21 is connected with a first rotating shaft 19 through bevel gear transmission, the outer wall of the left side of the first rotating shaft 19 is connected with a second rotating shaft 17 through bevel gear transmission, the top of the second rotating shaft 17 is connected with a third rotating shaft 18 through bevel gear transmission, the output end of the driving motor 21 is connected with a fourth rotating shaft 20 through bevel gear transmission, the outer wall of the right side of the fourth rotating shaft 20 is connected with a fifth rotating shaft 27 through bevel gear transmission, the top of the fifth rotating shaft 27 is connected with a sixth rotating shaft 24 through bevel gear transmission, the outer wall of the sixth rotating shaft 24 is welded with a first baffle 22, and the first baffle 22 is made of metal materials such as steel or iron.
The fixing rod 2 is installed on the inner wall of the bottom of the shell 1 through a screw, the fixing plate 3 is welded on the top of the fixing rod 2, the battery plate group 4 is placed on one side, close to each other, of the fixing plate 3, the positive electrode connector 15 is arranged on the left side of the top of the battery plate group 4, the negative electrode connector 10 is arranged on the right side of the top of the battery plate group 4, a lead is convenient to connect and operate, the fixing devices 9 are installed on the top of the positive electrode connector 15 and the top of the negative electrode connector 10 respectively, each fixing device 9 comprises a limiting plate 907, a spring 905 is welded on the top of the limiting plate 907, a first pipe body 902 is welded on one end, far away from the limiting plate 907, of the spring 905, a sliding groove is formed in the outer ring of the first pipe body 902, a sliding block 903 is placed in the sliding groove formed in the outer ring of the first pipe body 902, a connecting rod 904 is welded on one end, far away from the sliding block 903, a second pipe body 901 is welded on the inner wall of the second pipe body 901, one end, far away from the second pipe body 901, of the steel wire rope 906 is connected with the top of the limiting plate 907, so that the anode and the cathode of the battery plate group 4 are connected, dust is prevented from being accumulated around the anode and the cathode of the battery plate group 4, a circuit short circuit is prevented, and looseness of the joint of the anode and the cathode of the battery plate group 4 is avoided.
The top of the battery plate group 4 is provided with a temperature sensor 13, the top of the battery plate group 4 is provided with a voltage sensor 14, the top of the battery plate group 4 is provided with a power supply protector 11, the power supply protector 11 automatically cuts off a power supply to break the positive electrode and the negative electrode of the battery plate group 4, thereby avoiding short circuit of other circuits of the new energy automobile caused by short circuit inside the battery plate group 4 and causing larger loss, the top of the shell 1 is provided with two fire extinguishers 8 through screws, the central point of the shell 1 is in mirror symmetry, the top of the shell 1 is provided with a fixing frame through screws, the bottom of the fixing frame is provided with a controller 12, the temperature sensor 13, the voltage sensor 14, the power supply protector 11, the fire extinguishers 8, the driving motor 21 and the controller 12 are electrically connected, the fixing rods 2 are provided with two fixing rods, the central point of the shell 1 is in mirror symmetry, and the fixing plates 3 are provided with 5, and are arranged in a rectangular array.
The left end of first pivot 19 extends and runs through to in the outlet duct 16, and the right-hand member of fourth pivot 20 extends and runs through to in the intake pipe 7, and the left end of first pivot 19 and the right-hand member of fourth pivot 20 all have welded the bearing, and the outer lane of first pivot 19 left end bearing and the left side inner wall welding of outlet duct 16, the outer lane of the right-hand member bearing of fourth pivot 20 and the right side inner wall welding of intake pipe 7.
The welding of the top inner wall of intake pipe 7 has second baffle 23, the bottom of second baffle 23 and the welding of the bottom inner wall of intake pipe 7, the through-hole has been seted up on the right side of second baffle 23, the welding of the left end of sixth pivot 24 has the bearing, the outer lane of the 24 left end bearing of sixth pivot and the welding of the left side inner wall of intake pipe 7, the welding of the right-hand member of third pivot 18 has the bearing, the outer lane of the 18 right-hand member bearing of third pivot and the welding of the right side inner wall of outlet duct 16, first baffle 22 and second baffle 23 all are equipped with two, and be mirror symmetry with the central point of casing 1, thereby accelerate the heat dissipation of battery board group 4, and the speed along with new energy automobile constantly accelerates, wind-force also can constantly accelerate, guarantee the radiating effect, and reduce resource consumption.
The welding of the outer lane of second pivot 17 has the bearing, the outer wall welding of second pivot 17 outer lane welded bearing has first branch 26, the left end of first branch 26 and the left side inner wall welding of outlet duct 16, the welding of the outer lane of fifth pivot 27 has the bearing, the outer wall welding of fifth pivot 27 outer lane welded bearing has second branch 25, the right-hand member and the 7 right side inner wall welding of intake pipe of second branch 25, the both sides of intake pipe 7 and outlet duct 16 all are latticed.
Limiting plate 907 and wire rope 906 all are equipped with 6, and are the annular array with the central point of spacing collar, and slider 903, connecting rod 904 and spring 905 all are equipped with 12, and are the annular array with the central point of spacing collar, make limiting plate 907 atress even, guarantee fixed effect.
The bottom inner wall of casing 1 is provided with filter screen 6, and the bottom inner wall of casing 1 is provided with activated carbon plate 5, and filter screen 6 is located activated carbon plate 5's right side, filters through filter screen 6, gets rid of the solid particle in the gas, gets rid of tiny particle through activated carbon plate 5 again, avoids impurity such as dust to get into casing 1.
The method mainly comprises the following steps:
s1: when the circuit inside the battery plate group 4 is failed, the voltage sensor 14 sends a signal to the controller 12, and the controller 12 automatically starts the power protector 11 to cut off the power.
S2: when the cell plate group 4 is burned, the temperature sensor 13 and the voltage sensor 14 send signals to the controller 12.
S3: the controller 12 actively starts the power protector 11 to cut off the power supply, and starts the driving motor 21 to make the first baffle 22 and the second baffle 23 staggered, and the air inlet pipe 7 and the air outlet pipe 16 of the shell 1 are closed.
S4: controller 12 activates extinguisher 8 and extinguisher 8 sprays carbon dioxide into the environment, blocking the combustion condition.
The first embodiment; the intake pipe 7 of 1 right-hand member of casing is connected with new energy automobile's well net, when new energy automobile is driving, the external gas enters into intake pipe 7 through well net, the automobile traveles and has certain speed, after the external gas gets into intake pipe 7, filter through filter screen 6, detach the solid particle in the gas, detach tiny particle through activated carbon plate 5 again, avoid impurity such as dust to get into casing 1, pile up for a long time, be unfavorable for the heat dissipation of battery board group 4, easily make battery board group 4 intensification, thereby accelerate the heat dissipation of battery board group 4, and the speed along with new energy automobile constantly accelerates, wind-force also can constantly accelerate, guarantee the radiating effect, and reduce resource consumption.
Example two; the second tube body 901 moves downwards, the second tube body 901 drives the sliding block 903 to move, the second tube body 901 moves towards the lower end of the first tube body 902 along the sliding groove, the second tube body 901 drives the steel wire rope 906 to move downwards, the steel wire rope 906 drives the limiting plate 907 to extrude the spring 905, the limiting plate 907 extrudes the positive electrode and the negative electrode of the battery plate group 4 respectively, the positive electrode and the negative electrode of the battery plate group 4 are connected, dust accumulation around the positive electrode and the negative electrode of the battery plate group 4 is avoided, a circuit short circuit is caused, and the looseness of the connection position of the positive electrode and the negative electrode of the battery plate group 4 is avoided.
Example three; when voltage sensor 14 receives that battery board group 4 internal circuit breaks down, voltage sensor 14 sends the signal to controller 12, controller 12 automatic start power protector 11, power protector 11 automatic cutout power, make battery board group 4 positive pole and negative pole open circuit, avoid battery board group 4 internal short circuit to cause the short circuit of the other circuits of new energy automobile, cause bigger loss, and be favorable to protecting battery board group 4 itself, avoid because of battery board group 4 short circuit, cause the inside temperature of battery board group 4 to rise, the situation of battery board group 4 burning.
Example four; when the temperature sensor 13 and the voltage sensor 14 both receive the signal that the battery plate group 4 has a fault and the temperature is increased, the voltage sensor 14 and the temperature sensor 13 send the signal to the controller 12, the controller 12 automatically starts the power protector 11, the power protector 11 cuts off the power supply to open the circuit of the positive electrode and the negative electrode of the battery plate group 4, the controller 12 automatically starts the driving motor 21, the output end of the driving motor 21 drives the fourth rotating shaft 20 to rotate through the bevel gear, the fourth rotating shaft 20 drives the fifth rotating shaft 27 to rotate through the bevel gear, the fifth rotating shaft 27 drives the sixth rotating shaft 24 to rotate through the bevel gear, the sixth rotating shaft 24 drives the first baffle 22 to rotate, the first baffle 22 and the second baffle 23 are staggered, thereby preventing the external air from entering the housing 1, the output end of the driving motor 21 drives the first rotating shaft 19 to rotate through the bevel gear, the first rotating shaft 19 drives the second rotating shaft 17 to rotate through the bevel gear, second pivot 17 passes through bevel gear and drives third pivot 18 and rotate, third pivot 18 drives first baffle 22 and rotates, make first baffle 22 crisscross with second baffle 23, thereby block outlet duct 16, avoid burning back external gas from outlet duct 16 entering casing 1 inside, thereby guarantee that the inside oxygen volume of casing 1 can not increase, when the group battery catches fire, the inside oxygen of casing 1 can not reach behind the burning condition, the combustion stops, avoid the intensity of a fire to spread, and simultaneously controller 12 automatic start fire extinguisher 8, fire extinguisher 8 is to the inside carbon dioxide gas that sprays of casing 1, block the intensity of a fire and spread, thereby reduce the loss.
To sum up, the device simple structure, the modern design is convenient for dispel the heat to new forms of energy battery, reduce the temperature of battery when using, the positive pole and the negative pole of the fixed battery board group of being convenient for, it is not hard up in the automobile driving to avoid the positive pole and the negative pole of battery board group, avoid the positive pole and the negative pole department of battery board group to pile up the dust, the influence is electrically conductive, be convenient for cut off the power, make the positive pole and the negative pole of battery board group open circuit, thereby protect, reduce the inside oxygen content of casing, block the burning condition, and be fit for extensively promoting.
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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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. An explosion-proof and flame-proof battery pack for a new energy automobile comprises a shell (1) and a battery plate group (4), and is characterized in that: an air inlet pipe (7) is welded at the right end of the shell (1), an air outlet pipe (16) is welded at the left end of the shell (1), a driving motor (21) is arranged on the inner wall of the left side of the shell (1) through a screw, the output end of the driving motor (21) is connected with a first rotating shaft (19) through bevel gear transmission, the outer wall of the left side of the first rotating shaft (19) is connected with a second rotating shaft (17) through bevel gear transmission, the top of the second rotating shaft (17) is connected with a third rotating shaft (18) through bevel gear transmission, the output end of the driving motor (21) is connected with a fourth rotating shaft (20) through a bevel gear in a transmission way, the outer wall of the right side of the fourth rotating shaft (20) is connected with a fifth rotating shaft (27) through bevel gear transmission, the top of the fifth rotating shaft (27) is connected with a sixth rotating shaft (24) through bevel gear transmission, and a first baffle (22) is welded on the outer wall of the sixth rotating shaft (24).
2. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, wherein: the battery pack is characterized in that a fixing rod (2) is mounted on the inner wall of the bottom of the shell (1) through a screw, a fixing plate (3) is welded at the top of the fixing rod (2), a battery plate group (4) is placed on one side, close to each other, of the fixing plate (3), a positive electrode connector (15) is arranged on the left side of the top of the battery plate group (4), a negative electrode connector (10) is arranged on the right side of the top of the battery plate group (4), fixing devices (9) are mounted on the top of the positive electrode connector (15) and the top of the negative electrode connector (10), each fixing device (9) comprises a limiting plate (907), a spring (905) is welded at the top of each limiting plate (907), a first pipe body (902) is welded at one end, far away from the limiting plate (907), a sliding groove is formed in the outer ring of the first pipe body (902), and a sliding block (903) is placed in the sliding groove formed in the outer ring of the first pipe body (902), one end, far away from first body (902), of slider (903) has welded connecting rod (904), the one end, far away from slider (903), of connecting rod (904) has welded second body (901), wire rope (906) has welded the inner wall of second body (901), the one end, far away from second body (901), of wire rope (906) is connected with the top of limiting plate (907).
3. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, wherein: the top of the battery plate group (4) is provided with a temperature sensor (13), the top of the battery plate group (4) is provided with a voltage sensor (14), the top of the battery plate group (4) is provided with a power supply protector (11), the top of the shell (1) is provided with two fire extinguishers (8) through screws, the center point of the shell (1) is in mirror symmetry, the top of the shell (1) is provided with a fixed frame through a screw, the bottom of the fixing frame is provided with a controller (12), the temperature sensor (13), the voltage sensor (14), the power supply protector (11), the fire extinguisher (8) and the driving motor (21) are electrically connected with the controller (12), two fixing rods (2) are arranged, and the central point of the shell (1) is in mirror symmetry, and 5 fixing plates (3) are arranged and arranged in a rectangular array.
4. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, wherein: the left end of first pivot (19) extends and runs through to in outlet duct (16), the right-hand member of fourth pivot (20) extends and runs through to in intake pipe (7), the bearing has all been welded to the left end of first pivot (19) and the right-hand member of fourth pivot (20), the outer lane of first pivot (19) left end bearing and the left side inner wall welding of outlet duct (16), the outer lane of fourth pivot (20) right-hand member bearing and the right side inner wall welding of intake pipe (7).
5. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, wherein: the welding of the top inner wall of intake pipe (7) has second baffle (23), the bottom of second baffle (23) and the bottom inner wall welding of intake pipe (7), the through-hole has been seted up on the right side of second baffle (23), the left end welding of sixth pivot (24) has the bearing, the outer lane of sixth pivot (24) left end bearing and the left side inner wall welding of intake pipe (7), the right-hand member welding of third pivot (18) has the bearing, the outer lane of third pivot (18) right-hand member bearing and the right side inner wall welding of outlet duct (16), first baffle (22) and second baffle (23) all are equipped with two, and are mirror symmetry with the central point of casing (1).
6. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, wherein: the outer lane welding of second pivot (17) has the bearing, the outer wall welding of second pivot (17) outer lane welded bearing has first branch (26), the left end of first branch (26) and the left side inner wall welding of outlet duct (16), the outer lane welding of fifth pivot (27) has the bearing, the outer wall welding of fifth pivot (27) outer lane welded bearing has second branch (25), the right-hand member and the welding of intake pipe (7) right side inner wall of second branch (25), the both sides of intake pipe (7) and outlet duct (16) all are latticed.
7. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 2, characterized in that: the limiting plate (907) and the steel wire rope (906) are all provided with 6, the central points of the limiting rings are in an annular array, and the sliding blocks (903), the connecting rods (904) and the springs (905) are all provided with 12, and the central points of the limiting rings are in the annular array.
8. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, wherein: the bottom inner wall of casing (1) is provided with filter screen (6), the bottom inner wall of casing (1) is provided with activated carbon plate (5), filter screen (6) are located the right side of activated carbon plate (5).
9. The explosion-proof and flame-proof battery pack for the new energy automobile according to claim 1, which mainly comprises the following steps:
s1: when the internal circuit of the battery plate group (4) is in fault, the voltage sensor (14) sends a signal to the controller (12), and the controller (12) automatically starts the power supply protector (11) to cut off the power supply;
s2: when the battery plate group (4) is burnt, the temperature sensor (13) and the voltage sensor (14) send signals to the controller (12);
s3: the controller (12) actively starts the power supply protector (11) to cut off the power supply, starts the driving motor (21) to enable the first baffle (22) and the second baffle (23) to be staggered, and closes the air inlet pipe (7) and the air outlet pipe (16) of the shell (1);
s4: the controller (12) starts the fire extinguisher (8), and the fire extinguisher (8) sprays carbon dioxide to the surroundings to block the combustion condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760783.3A CN113437419A (en) | 2021-07-06 | 2021-07-06 | Explosion-proof and flame-proof battery pack for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760783.3A CN113437419A (en) | 2021-07-06 | 2021-07-06 | Explosion-proof and flame-proof battery pack for new energy automobile |
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| Publication Number | Publication Date |
|---|---|
| CN113437419A true CN113437419A (en) | 2021-09-24 |
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|---|---|---|---|
| CN202110760783.3A Withdrawn CN113437419A (en) | 2021-07-06 | 2021-07-06 | Explosion-proof and flame-proof battery pack for new energy automobile |
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| CN (1) | CN113437419A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972414A (en) * | 2021-10-12 | 2022-01-25 | 宜春市新恒凯新能源科技有限公司 | Lithium ion battery heat abstractor |
-
2021
- 2021-07-06 CN CN202110760783.3A patent/CN113437419A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972414A (en) * | 2021-10-12 | 2022-01-25 | 宜春市新恒凯新能源科技有限公司 | Lithium ion battery heat abstractor |
| CN113972414B (en) * | 2021-10-12 | 2024-04-09 | 宜春市新恒凯新能源科技有限公司 | Lithium ion battery heat abstractor |
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Application publication date: 20210924 |
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