CN112670618B - New energy automobile battery pack with sun-proof anticollision function and prevent spontaneous combustion system - Google Patents
New energy automobile battery pack with sun-proof anticollision function and prevent spontaneous combustion system Download PDFInfo
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- CN112670618B CN112670618B CN202011555751.1A CN202011555751A CN112670618B CN 112670618 B CN112670618 B CN 112670618B CN 202011555751 A CN202011555751 A CN 202011555751A CN 112670618 B CN112670618 B CN 112670618B
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Classifications
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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
Abstract
The invention provides a new energy automobile battery pack with sun-proof and anti-collision functions and an anti-spontaneous combustion system. The new energy automobile battery pack who has sun-proof anticollision function and prevent spontaneous combustion system includes: a sun protection system and an anti-collision system; wherein the sun protection system comprises a battery box. The invention provides a new energy automobile battery pack with sun-proof and anti-collision functions and an anti-spontaneous combustion system, wherein the sun-proof system comprises: through setting up cooling structure, mainly used carries out cooling to the battery compartment inside, when the inside high temperature of battery compartment, utilize cooperation such as suction pump, cooling tube, fin to use, can make the air conditioning to blow in to the battery compartment inside through sending the fan is quick, utilize the air conditioning to carry out effectual cooling processing to the group battery, use through air-out fan and output tube cooperation simultaneously, can derive the heat of each inside position of battery compartment fast, make the air conditioning get into fast, and form the convection current with sending the fan, make the inside air of battery compartment circulate fast.
Description
Technical Field
The invention relates to the field of new energy automobiles, in particular to a new energy automobile battery assembly with sun-proof and anti-collision functions and an anti-spontaneous combustion system.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device) and integrates the advanced technology in the aspects of power control and driving of the automobile, the formed technical principle is advanced, the automobile has a novel technology and a novel structure, the new energy automobile comprises four large-type hybrid electric automobiles (HEVs), pure electric automobiles (BEVs including solar automobiles), fuel cell electric automobiles (FCEVs), other new energy automobiles (such as super capacitors, high-efficiency energy storage devices such as flywheel and the like) and the like, and the unconventional automobile fuel is fuel except gasoline, diesel oil, natural Gas (NG), liquefied Petroleum Gas (LPG), ethanol Gasoline (EG), methanol and dimethyl ether.
At present, along with continuous progress of science and technology and gradual lack of energy storage, the popularization rate of new energy automobile is higher and higher, and in the prior art, new energy automobile mainly provides electric power support for the automobile through inside group battery, and when new energy automobile is in unexpected collision, because current new energy automobile lacks the great degree anticollision protection measure to group battery, can directly lead to the group battery to damage, and the group battery is as the core part of new energy automobile, once serious damage appears, then can not continue to use, bring certain puzzlement for the user, simultaneously when new energy automobile is in the weather of high temperature insolation for a long time or is parked, the temperature rise amplitude of the inside group battery is great, its heat radiation structure does not play effectual radiating effect, and then lead to the group battery to appear in the group battery too high, can make the inside subassembly of group battery burn out.
Therefore, it is necessary to provide a new energy automobile battery assembly with sun protection and anti-collision functions and an anti-spontaneous combustion system to solve the above technical problems.
Disclosure of Invention
The invention provides a new energy automobile battery assembly with a sun-proof anti-collision function and an anti-spontaneous combustion system, which solve the problems that when the existing new energy automobile battery assembly runs or is parked in a high-temperature insolated weather for a long time, the temperature rise amplitude in a battery box is large, and the temperature around the battery assembly is too high, so that the internal assembly of the battery assembly is burnt out.
In order to solve the technical problems, the new energy automobile battery pack with the sun-proof anti-collision function and the spontaneous combustion prevention system provided by the invention comprise the following components:
sun protection and anti-collision and anti-spontaneous combustion systems;
the solar protection system comprises a battery box, wherein the inside of the battery box is provided with a cooling structure, the cooling structure comprises a device box, an air suction pump and an air outlet fan, the output end of the air suction pump is communicated with a cooling pipe, the inside of the cooling pipe is provided with a cooling fin, the outside of the cooling fin is provided with an arc-shaped groove, the inside of the device box is respectively provided with a liquid nitrogen storage chamber and an air exhaust chamber, the inside of the air exhaust chamber is provided with an air mixing box, the inside of the liquid nitrogen storage chamber is communicated with the inside of the air mixing box through an air duct piece, the other end of the cooling pipe is communicated with the inside of the air mixing box, the cooling pipe is provided with a check valve, the inside of the air exhaust chamber is provided with a blowing fan, the input end of the air suction pump is communicated with an air suction pipe, the bottom of the air suction pipe penetrates through the inside of the battery box and extends to the bottom of the battery box, the inside of the air suction head is provided with an output pipe, the two sides of the air outlet fan are communicated with an output pipe, the output end of the air outlet fan is communicated with the inside of the battery box and extends to the bottom of the battery box, and one side of the air duct is provided with a temperature sensor;
A sun protection structure provided outside the battery box, the sun protection structure including a sun protection cover;
the anti-collision system comprises a data analysis module, the output end of the data analysis module is connected with a controller, the output end of the controller is connected with a fixed module, the output end of the controller is connected with a positioning sensor, the input end of the data analysis module is connected with a radar measurement module, the radar detection module comprises a speed sensor and a distance sensor, the input end of the data analysis module is connected with an environment detection module, and the environment detection module comprises a ground interval sensor, a ground humidity sensor and a ground image collector.
Preferably, the inside of sun-proof cover is provided with the inoxidizing coating, the outside of inoxidizing coating is provided with sun-proof layer, one side fixedly connected with two locating shaft of sun-proof cover, the outside of locating shaft with the bottom joint of battery box, first recess has all been seted up to the both sides at sun-proof cover top, the inside of first recess is provided with the connection fixture block, the fixed slot has been seted up to one side of connection fixture block.
Preferably, the inside sliding connection of first recess has fixed fixture block, one side fixedly connected with of fixed fixture block drives the piece, the one end of driving the piece runs through the inside of sun-proof cover and extends to the outside of sun-proof cover, the surface of driving the piece just is located one side of fixed fixture block has cup jointed first elastic component, the outside of fixed fixture block with connect the inside joint of fixture block, sun-proof cover cup joints the outside of battery box.
Preferably, the bottom of battery box has been seted up first spout, the bottom of battery box is provided with clean structure, clean structure is including removing the strip, one side of removing the strip is provided with first pulley, the outside of first pulley with the inside roll connection of first spout, one side fixedly connected with cleaning brush of removing the strip, one side of cleaning brush with one side laminating of filter screen.
Preferably, the bottom of battery box has been seted up the louvre, the inside of battery box is provided with the battery compartment, the inside of battery compartment is provided with the group battery, the inboard of battery box is provided with the insulating layer, the suction pump fixed mounting is in one side of battery box inner wall, one side of device case with one side fixed connection of battery box inner wall.
Preferably, the radar measurement module and the environment detection module transmit data information to the data analysis module, the information is processed and analyzed through a large database in the data separation module, the possible damage degree of the battery is judged when the new energy automobile runs, and then the protection measure of the battery is selected, the fixing module is used for clamping and fixing the battery box, and the fixing function of the battery box can be relieved by the controller.
Preferably, the speed sensor is used for measuring the running speed of the current new energy automobile, and timely transmitting measured speed information to the radar measurement module, the distance sensor is used for measuring the actual distance between the new energy automobile and the obstacle in front, and transmitting the measured distance information technology to the radar measurement module, the image acquisition sensor is used for collecting the running road surface condition of the new energy automobile, the ground humidity sensor is used for measuring the humidity of the ground, the ground distance sensor is used for changing the distance between the chassis of the energy automobile and the running road surface, the environment detection module receives the real-time information about the running road surface transmitted by the ground distance sensor, the ground humidity sensor and the ground image acquisition device, and performs processing analysis on the real-time information to obtain accurate running road surface specific conditions, and the positioning sensor is arranged on the battery box and used for positioning the position information of the battery box in real time so as to be convenient for quickly finding the battery box.
Preferably, the fixed module includes protection frame, link and cushion, the inboard of protection frame is provided with locking structure, locking structure includes mounting panel and two second slide bars, the second mounting groove has all been seted up to the both sides at mounting panel top, be provided with two electric telescopic handle on the mounting panel, electric telescopic handle's one end fixed connection locking piece.
Preferably, two second movable grooves are formed in the inner side of the protective outer frame, two ends of the second sliding rod are fixedly connected with two sides of the inner surface of the second movable groove respectively, the mounting plate is in sliding connection with the outer surface of the second sliding rod, buffer springs are sleeved on two sides of the outer surface of the second sliding rod, and elastic pads are arranged on two sides of the inner side of the protective outer frame and two sides of the connecting frame.
Preferably, the connecting frame is arranged in the protective outer frame, the two sides of the top of the connecting frame are fixedly connected with second installation blocks, the outer parts of the second installation blocks are connected with the inner parts of the second installation grooves in a clamping mode, one side of each second installation block is provided with a locking groove, and the inner parts of the locking grooves are connected with the outer parts of the locking blocks in a clamping mode.
An anti-spontaneous combustion system of a new energy automobile battery pack with sun-proof anti-collision function, comprising: the gas storage tank and the temperature detector, one side of the gas storage tank is communicated with a gas conveying pipe, the outside of the gas conveying pipe is communicated with the outside of the output pipe through a gas conveying short pipe, and the gas conveying short pipe and the outside of the gas conveying pipe are both provided with a third control valve
Compared with the related art, the new energy automobile battery pack with the sun-proof anti-collision function and the spontaneous combustion prevention system provided by the invention have the following beneficial effects:
The invention provides a new energy automobile battery pack with sun-proof and anti-collision functions and an anti-spontaneous combustion system, wherein the sun-proof system comprises: (1) Through setting up cooling structure, mainly used carries out cooling to the battery compartment inside, when the inside temperature of battery compartment is too high, utilize the cooperation such as suction pump, cooling tube, fin to use, can make the air conditioning, and blow in to the battery compartment inside fast through the air supply fan, utilize the air conditioning to carry out effectual cooling treatment, simultaneously through air-out fan and output tube cooperation use, can derive the heat of each inside position of battery compartment fast, make the air conditioning get into fast, and form the convection current with the air supply fan, make the inside air circulation of battery compartment fast, accelerate the cooling effect to the battery compartment inside greatly, realize quick cooling effect, and then play fine high temperature protection effect to the group battery, avoid causing its internal components to be burnt because of inside temperature is too high, even can make the inside maintenance of battery compartment invariable under long-time insolated environment, can not receive great degree influence;
(2) The solar protection device has the advantages that the solar protection structure is arranged, the solar protection device is mainly used for effectively protecting the outside of the battery box, the damage to the battery box caused by insolation can be reduced through the solar protection effect of the solar protection layer outside the solar protection cover, the solar protection device can be used in cooperation with the cooling structure, the battery box has good sun protection and high temperature resistance effects, even under the condition of insolation at high temperature, the battery pack inside the battery box can be always in a proper environment, normal use of the battery pack is ensured, and the service life of the battery pack and the safety during use are increased;
Collision avoidance system: through data analysis module, a controller, fixed module, the location sensor, data analysis module, radar measurement module and environmental detection module cooperation set up the automatic response protection system who constitutes the battery, when the new forms of energy bump to a great extent, can separate out the battery box automatically, and then effort when avoiding the collision directly causes the damage to the battery box, and play effectual guard action to the battery box, wherein through radar measurement module and environmental detection module, be used for collecting road surface condition and car running state respectively, the rethread data analysis module carries out the processing analysis to the information of conveying, can analyze out whether new forms of energy car and bump degree in advance, if judge that bump degree is lower, be insufficient to cause the damage to the group battery, then judge that the flow is automatic to end, if analyze bump degree will cause the damage to the group battery and when unavoidable, then can carry the signal to the controller for finally the battery box separates with the automobile chassis, this system utilizes information collection and combines big data analysis, can realize analysis judgement in advance, and select whether need separate the battery box to protect the battery box, guard measure, response is fast, can adapt to very good the different conditions of running of battery box, the best can be guaranteed when the best collision situation is avoided, the battery very big collision situation is avoided to the battery has very bad to the battery has been avoided.
Drawings
FIG. 1 is a schematic view of a new energy automobile battery pack with sun protection and anti-collision functions and a sun protection system in an anti-spontaneous combustion system;
FIG. 2 is a schematic view of a partial structure of the inside of the cooling tube shown in FIG. 1;
FIG. 3 is a schematic view of the exterior of the heat sink shown in FIG. 2;
fig. 4 is a schematic structural diagram of a new energy automobile battery assembly with a sun-proof and anti-collision function and a sun-proof system installation state of an anti-spontaneous combustion system;
FIG. 5 is a schematic view of the inside of the sun visor of FIG. 4;
fig. 6 is an enlarged schematic view of the Aa part shown in fig. 5;
FIG. 7 is a schematic view of the bottom of the battery box shown in FIG. 1;
FIG. 8 is a schematic view of the exterior of the cleaning structure shown in FIG. 7;
FIG. 9 is a block diagram of a new energy vehicle battery assembly with sun protection and collision avoidance and a collision avoidance system in an auto-ignition prevention system according to the present invention;
FIG. 10 is a schematic view of a new energy automobile battery pack with sun protection and anti-collision functions and a fixing module in an anti-spontaneous combustion system;
fig. 11 is an enlarged schematic view of the Ab unit shown in fig. 10.
Reference numerals in the drawings: 1. a sun protection system, 2, an anti-collision system, 3, an anti-spontaneous combustion system, 1a, a battery box, 2a, a cooling structure, 21a, a device box, 22a, a suction pump, 23a, an air outlet fan, 24a, a cooling pipe, 25a, a cooling fin, 26a, an arc groove, 27a, liquid nitrogen storage, 28a, an exhaust chamber, 29a, an air mixing box, 210a, an air guide pipe fitting, 211a, an air supply fan, 212a, an air suction pipe, 213a, an air suction head, 214a, a filter screen, 215a, an output pipe, 216a, an air outlet pipe, 217a, a temperature sensor, 218a, a check valve, 3a, a sun protection structure, 31a, a sun protection cover, 32a, a protection layer, 33a sun protection layer, 34a, a positioning shaft, 35a, a first grooves, 36a connecting clamping blocks, 37a fixing grooves, 38a fixing clamping blocks, 39a, a driving part, 310a, a first elastic part, 4a, a first sliding groove, 5a, a cleaning structure, 51a, a moving bar, 52a, a first pulley, 53a, a cleaning brush, 6a, a heat dissipation hole, 7a, a battery compartment, 8a, a battery pack, 9a, a heat insulation layer, 1b, a protective outer frame, 2b, a connecting frame, 3b, a buffer cushion, 4b, a locking structure, 41b, a mounting plate, 42b, a second sliding bar, 43b, a second mounting groove, 44b, an electric telescopic rod, 45b, a locking block, 46b, a buffer spring, 5b, a second moving groove, 6b, an elastic pad, 7b, a second mounting block, 8b, a locking groove, 1c, a gas storage tank, 2c, a temperature detector, 3c, a gas conveying pipe, 4c, a short pipe, 5c and a third control valve.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, and fig. 11 in combination, fig. 1 is a schematic structural diagram of a new energy automobile battery assembly with a sun protection and anti-collision function and a sun protection system in an anti-spontaneous combustion system provided by the invention; FIG. 2 is a schematic view of a partial structure of the inside of the cooling tube shown in FIG. 1; FIG. 3 is a schematic view of the exterior of the heat sink shown in FIG. 2; fig. 4 is a schematic structural diagram of a new energy automobile battery assembly with a sun-proof and anti-collision function and a sun-proof system installation state of an anti-spontaneous combustion system; FIG. 5 is a schematic view of the inside of the sun visor of FIG. 4; fig. 6 is an enlarged schematic view of the Aa part shown in fig. 5; FIG. 7 is a schematic view of the bottom of the battery box shown in FIG. 1; FIG. 8 is a schematic view of the exterior of the cleaning structure shown in FIG. 7; FIG. 9 is a block diagram of a new energy vehicle battery assembly with sun protection and collision avoidance and a collision avoidance system in an auto-ignition prevention system according to the present invention; FIG. 10 is a schematic view of a new energy automobile battery pack with sun protection and anti-collision functions and a fixing module in an anti-spontaneous combustion system; fig. 11 is an enlarged schematic view of the Ab unit shown in fig. 10. New energy automobile battery pack and prevent spontaneous combustion system that has sun-proof anticollision function includes:
A sun protection system 1 and an anti-collision system 2;
the sun protection system 1 comprises a battery box 1a, a cooling structure is arranged in the battery box 1a, the cooling structure 2a comprises a device box 21a, an air suction pump 22a and an air outlet fan 23a, the output end of the air suction pump 22a is communicated with a cooling pipe 24a, a radiating fin 25a is arranged in the cooling pipe 24a, an arc-shaped groove 26a is formed in the outer part of the radiating fin 25a, a liquid nitrogen storage chamber 27a and an air discharge chamber 28a are respectively arranged in the device box 21a, a gas mixing box 29a is arranged in the air discharge chamber 28a, the interior of the liquid nitrogen storage chamber 27a is communicated with the interior of the gas mixing box 29a through an air guide pipe 210a, the other end of the cooling pipe 24a is communicated with the interior of the gas mixing box 29a, a check valve 218a is arranged on the cooling pipe 24a, an input end of the air suction pipe 22a is communicated with an air suction pipe 212a, one end of the air suction pipe 212a is communicated with a battery head 213a, the battery head 213a is communicated with the interior of the battery box 1a, the bottom of the battery box is provided with the air outlet pipe 23a is communicated with the bottom of the battery box 1a, and the bottom of the air outlet pipe 23a is extended from the bottom of the battery box 1a is arranged at one side of the bottom of the battery box, and the bottom of the battery box is extended to the battery box 1a is extended to the bottom of the air outlet box is provided with one end of the battery box 1 a;
Sun protection structure 3a, said sun protection structure 3a being provided outside said battery box 1a, said sun protection structure 3a comprising a sun protection cover 31a.
The battery box 1a is arranged on an automobile chassis, the cooling structure 2a is mainly used for cooling the inside of the battery box 1a, the suction pump 22a is fixedly arranged on the left side of the inside of the battery box 1a, a power supply is externally connected, the operation of the suction pump 22a is controlled by an external switch, the air outlet fan 23a is arranged on the right side of the inside of the battery box 1a, the power supply is externally connected, the operation of the suction pump is controlled by an external switch, the air in the battery box 1a is guided out, the cooling pipe 24a is in a serpentine shape and is used for cooling hot air sucked by the suction pump 22a, wherein the cooling fins 25a are uniformly arranged on two sides of the inner wall of the cooling pipe 24a, the arc-shaped grooves 26a are uniformly arranged outside the cooling fins 25a and are used for increasing the contact area with the air in the cooling pipe 24a, the hot air sucked from the outside can be cooled through the cooling fins 25a, and meanwhile the cooling pipe 24a in the serpentine shape can enable the air to slowly flow, increasing the time of contact with the cooling fin 25a and further increasing the cooling effect on air, filling the liquid nitrogen storage chamber 27a with liquid nitrogen, leading out the internal liquid nitrogen to the inside of the air mixing box 29a through the air duct member 210a, and arranging an electronic control valve on the air duct member 210a for controlling the flow rate of the liquid nitrogen, wherein the check valve 218a can prevent the liquid nitrogen from entering the cooling tube 24a, the air cooled by the cooling tube 24a enters the inside of the air mixing box 29a and is mixed with the liquid nitrogen, forming cold air to be discharged from the air outlet arranged on the right side of the air mixing box 29a, the air supply fan 211a is totally provided with three air supply fans which are uniformly and vertically arranged in the air outlet chamber 28a for quickly blowing the mixed cold air to the battery compartment 7a and further cooling the battery pack 8a therein, the air outlet fan 23a is externally connected with a power supply, controlling the operation thereof through an external switch for leading out the hot air in the battery compartment 7a, the air cooling device is characterized in that convection is formed between the air cooling device and cold air blown by the air supply fan 211a, air circulation inside the battery compartment 7a is quickened, the output pipe 215a extends to the inside of the battery box 1a, short pipes are uniformly communicated outside the output pipe 215a, one end of each short pipe extends to the inside of the battery compartment 7a from the inside of the battery box 1a, the air at each position inside the battery compartment 7a can be quickly led out by the air outlet fan 23a through the arrangement of the output pipe 215a, quick air exchange is achieved, the cooling effect inside the battery compartment 7a is quickened, the temperature sensor 217a is of the model HM1500 and can also be replaced by other adaptive models, the temperature sensor 217a is connected with an external controller and used for detecting the temperature inside the battery compartment 7a, when the internal temperature exceeds a set threshold value, signals are immediately sent to the controller, the controller controls the cooling structure 2a to start running, and the inside the battery compartment 7a is cooled;
By arranging the cooling structure 2a, the cooling structure is mainly used for cooling the interior of the battery compartment 7a, when a new energy automobile runs or is parked in a high-temperature insolated weather, the temperature in the interior of the battery compartment 7a is quickly increased, at the moment, the temperature sensor 217a detects the change of the internal temperature, when the set threshold temperature is exceeded, the signal is immediately transmitted to the controller, the suction pump 22a is started, the suction pipe 212a is enabled to have suction force, the air outside the automobile is sucked through the suction head 213a and then passes through the suction pipe 212a and is transmitted into the cooling pipe 24a, the air enters the cooling pipe 24a, the cooling treatment is carried out on the air by contacting the air through the radiating fins 25a arranged in the cooling pipe, the heat in the air is led out, the hot air is subjected to the cooperation of the serpentine cooling pipe 24a and the radiating fins 25a, and most of the heat in the hot air can be dissipated, finally, the liquid nitrogen is conveyed into the air mixing box 29a, the air guide pipe 210a is simultaneously opened, so that the liquid nitrogen in the air guide pipe is quickly led into the air mixing box 29a and mixed with air to form cold air, the mixed cold air is adopted, on one hand, the damage to the battery pack 8a caused by the fact that the temperature in the battery pack 7a is too low due to the fact that the liquid nitrogen is directly used, the use amount of the liquid nitrogen can be controlled through a valve on the air guide pipe 210a, the temperature effect of the cold air can be controlled, on the other hand, the use of the liquid nitrogen can be saved, the liquid nitrogen can be used for a long time, the supplement is not needed in a short time, finally, the liquid nitrogen is led out from the right side outlet of the air mixing box 29a, the cold air is blown into the battery pack 7a through the air blowing fan 211a, the cold air is cooled after entering the battery pack 7a, and on the other hand, the air blowing fan 23a is operated to suck the inside the battery pack 7a, the inside steam is derived fast, can carry out the getter processing simultaneously to each inside position of battery compartment 7a through air-out pipe 216a, accelerate inside air flow greatly, form the convection current through air-out fan 23a and air supply fan 211a, make the inside air of battery compartment 7a circulate fast, guarantee that battery compartment 7a is inside to be in suitable state, later detect battery compartment 7a inside temperature through temperature sensor 217a invariable, send the signal to the controller again, make the controller can control cooling structure 2a stop operation, and then play the high temperature protection effect to group battery 8a, avoid leading to its internal components to be burnt because of inside temperature is too high, even if also can make the inside invariable of battery compartment 7a under long-time insolated environment.
The inside of sun-proof cover 31a is provided with inoxidizing coating 32a, the outside of inoxidizing coating 32a is provided with sun-proof layer 33a, one side fixedly connected with two location axle 34a of sun-proof cover 31a, the outside of location axle 34a with the bottom joint of battery box 1 a.
The sun-proof cover 31a is sleeved outside the battery box 1a and mainly plays a sun-proof role on the outside of the battery box 1a, the sun-proof layer 33a arranged outside the sun-proof cover is made of aluminum foil composite glass fiber cloth material, the sun-proof cover has excellent effects of high light reflectivity and effective solar radiation prevention, the sun-proof cover 31a is generally used as a sun-proof material, the sun-proof cover can still well play a role in reflecting heat when being applied to an electric vehicle, the sun-proof effect is good when the sun-proof cover is in light blocking, and the positioning shaft 34a is clamped with the positioning holes arranged at the bottom of the battery box 1a, so that the sun-proof cover 31a can be stably connected with the battery box 1 a.
The two sides at the top of the sun-proof cover 31a are respectively provided with a first groove 35a, a connecting clamping block 36a is arranged in the first groove 35a, and a fixing groove 37a is formed in one side of the connecting clamping block 36 a.
The first groove 35a is slidably connected with a fixed clamping block 38a, one side of the fixed clamping block 38a is fixedly connected with a driving piece 39a, and one end of the driving piece 39a penetrates through the inside of the sun protection cover 31a and extends to the outside of the sun protection cover 31 a.
The fixing clamp block 38a can move in the horizontal direction inside the first groove 35a, is matched with the fixing groove 37a, and is clamped by the fixing clamp block and the fixing groove, so that the sun-proof cover 31a can be stably sleeved outside the battery box 1 a.
The first elastic member 310a is sleeved on the outer surface of the driving member 39a and on one side of the fixed clamping block 38a, the outer portion of the fixed clamping block 38a is clamped with the inner portion of the connecting clamping block 36a, and the sun-proof cover 31a is sleeved on the outer portion of the battery box 1 a.
The first elastic element 310a provides elastic force support for the fixed clamping block 38a, the driving element 39a can drive the fixed clamping block 38a to move, through setting up this sun-proof structure 3a, mainly used plays effectual sun-proof effect to the outside of battery box 1a, in the weather that is in high temperature insolation, sun-proof effect through sun-proof layer 33a outside sun-proof cover 31a, can reduce the damage of insolation to battery box 1a, thereby effectually play the guard action to group battery 8a, can use with cooling structure 2a cooperation, make group battery 1a have fine sun-proof, high temperature resistant effect, under insolation high temperature condition, make group battery 8a inside can be in suitable environment all the time, ensure that it can normal use, increase group battery 8 a's life and the security when using, simultaneously through fixed clamping block 38a, connecting clamping block 36a, first elastic element 310a and driving element 39a cooperation use, can realize the piece installation and dismantlement of sun-proof cover 31, when need dismantle, need pull outward driving element 39a to drive the card 36a, make the connection with the fixed clamping block 38a and the direct mode of using, the connection has been accelerated, the mode has been simple, and the convenient for the dismantlement has been achieved, and the mode has been more convenient, and has been convenient for the use, and has been convenient to install.
The bottom of the battery box 1a is provided with a first sliding groove 4a, the bottom of the battery box 1a is provided with a cleaning structure 5a, the cleaning structure 5a comprises a moving bar 51a, and one side of the moving bar 51a is provided with a first pulley 52a.
The first pulley 52a is adapted to the first chute 4a, and the moving bar 51a can stably move at the bottom of the battery box 1a by rolling in cooperation with the first pulley and the first chute.
The outside of the first pulley 52a is in rolling connection with the inside of the first chute 4a, a cleaning brush 53a is fixedly connected to one side of the moving bar 51a, and one side of the cleaning brush 53a is attached to one side of the filter screen 214 a.
The cleaning brush 53a is attached to the bottom of the filter screen 214a, and by means of the cleaning structure 5a, the cleaning brush is mainly used for carrying out ash removal on the filter screen 214a, and since the filter screen 214a is in an external environment for a long time, a large amount of dust and magazines can be adsorbed on the bottom of the filter screen 214a, the cleaning brush 53a can move on the filter screen 214a by pushing the moving strip 51a, so that dust impurities on the bottom of the cleaning brush can be cleaned, the filter screen 214a can be ensured to be normally used, the cleaning brush is matched with the cooling structure 2a, and the suction pump 22a can be ensured to suck air from the outside through the air suction head 213 a.
The bottom of the battery box 1a is provided with a heat dissipation hole 6a, a battery compartment 7a is arranged in the battery box 1a, and a battery pack 8a is arranged in the battery compartment 7 a.
The heat dissipation holes 6a are used for conducting heat on the heat dissipation fins 25a to the outside, and the battery pack 8a is stably mounted inside the battery compartment 7 a.
The inside of the battery box 1a is provided with a heat insulation layer 9a, the suction pump 22a is fixedly arranged on one side of the inner wall of the battery box 1a, and one side of the device box 21a is fixedly connected with one side of the inner wall of the battery box 1 a.
The heat insulating layer 9a can activate a certain heat insulating effect so that the temperature inside the battery box 1a does not rise rapidly.
The anti-collision system 2 comprises a data analysis module, the output end of the data analysis module is connected with a controller, the controller is connected to the output end of the data analysis module, the output end of the controller is connected with a fixed module, the output end of the controller is connected with a positioning sensor, the input end of the data analysis module is connected with a radar measurement module, the radar detection module comprises a speed sensor and a distance sensor, the input end of the data analysis module is connected with an environment detection module, and the environment detection module comprises a ground interval sensor, a ground humidity sensor and a ground image collector.
The radar measurement module and the environment detection module transmit data information to the data analysis module, the information is processed and analyzed through a large database in the data separation module, the possible damage degree of the new energy automobile to the battery is judged when the new energy automobile runs, and then the protection measures to the battery are selected.
The fixing module is used for clamping and fixing the battery box, and the controller can control the fixing module to release the fixing effect on the battery box.
The speed sensor is used for measuring the running speed of the current new energy automobile and timely transmitting measured speed information to the radar measurement module, and the distance sensor is used for measuring the actual distance between the new energy automobile and the obstacle in front and transmitting the measured distance information technology to the radar measurement module.
The image acquisition sensor is used for collecting the condition of the running road surface of the new energy automobile, the ground humidity sensor is used for measuring the humidity of the ground, and the ground distance interval sensor is used for changing the interval between the chassis of the energy automobile and the running road surface.
The environment detection module receives real-time information about the running road surface transmitted by the ground interval sensor, the ground humidity sensor and the ground image collector at the same time, and carries out processing analysis on the real-time information to obtain accurate running road surface specific conditions.
When a new energy automobile runs, the environment detection module always keeps an operating state, information collection is carried out on the running road surface of the automobile in real time, the data analysis module can analyze the separation position of the battery box 1a in advance when the collision happens conveniently, wherein the humidity sensor judges whether accumulated water exists on the road surface by detecting the humidity condition of the ground and combining with real-time road surface information collected by the image collector, the data analysis module can process and analyze information transmitted by the environment detection module and the radar measurement module, the data analysis module analyzes whether the new energy automobile collides and the collision degree in advance according to the transmitted information data through a large database in the environment detection module, if the collision degree is low, the damage to the battery pack is not caused, signals are not transmitted to the controller any more, at the moment, the whole judgment process is automatically ended, if the analysis collision degree causes the damage to the battery pack and cannot be avoided, the signals are transmitted to the controller, the controller receives the signals, the control fixing module starts to release the fixing function of the battery box, at the moment, the battery box is separated from the automobile chassis, the automobile continues to move forwards until the collision stops, the protection system separates the battery box when the battery box is in a large degree, the battery box is separated in advance, the battery box is not damaged when the battery box is not damaged, the battery box is not damaged by the battery box is directly, the battery box is not damaged by the battery box is prevented from being directly, the battery box is not damaged by the sensor is positioned at the front, the front of the battery box, the position of the battery box is not can be damaged, the battery box is prevented from being directly is located, and the battery box is damaged when the battery box is located at the front is at the front end is high position, if the battery box is damaged, shortening the searching time.
The positioning sensor is arranged on the battery box 1a and is used for positioning the position information of the battery box 1a in real time, so that the battery box 1a can be found quickly.
The fixed module comprises a protection outer frame 1b, a connecting frame 2b and a buffer pad 3b, wherein a locking structure 4b is arranged on the inner side of the protection outer frame 1b, the locking structure 4b comprises a mounting plate 41b and two second sliding rods 42b, second mounting grooves 43b are formed in two sides of the top of the mounting plate 41b, two electric telescopic rods 44b are arranged on the mounting plate 41b, and one end of each electric telescopic rod 41b is fixedly connected with a locking block 45b.
Two second movable grooves 5b are formed in the inner side of the protective outer frame 1b, two ends of the second sliding rod 42b are fixedly connected with two sides of the inner surface of the second movable groove 5b respectively, the mounting plate 41b is slidably connected with the outer surface of the second sliding rod 42b, buffer springs 46b are sleeved on two sides of the outer surface of the second sliding rod 42b, and elastic pads 6b are arranged on two sides of the inner side of the protective outer frame 1b and two sides of the connecting frame 2 b.
The protection frame 1b fixed mounting is on vehicle chassis, link 2b and the outside fixed mounting of battery box, make the battery box keep stable connection with vehicle chassis, the bottom at the battery box is installed to blotter 3b, after battery box and vehicle chassis separation and when contacting with ground, play certain buffering guard action through blotter 3b, reduce the effort that produces when dropping to the damage of battery box, electric telescopic handle 44b is connected with the controller, can the controller shrink rapidly through the controller, electric telescopic handle 44 b's one end is by mounting panel 41b outside extension to mounting panel 41b inside, and locking piece 45b can be inside mounting panel 41b, can be at mounting panel 41b inside horizontal direction removal, its one side extends to inside the second mounting groove 43b, can control locking piece 45b to mounting panel 41b inside shrink through electric telescopic handle 44b, two second slide bars 42b play limiting displacement to mounting panel 41b, make it can be at the inside horizontal direction of protective frame 1b removal, buffer spring 46b provides elasticity support for mounting panel 41b, when the car takes place slight shrink, it can both plays the effect to the battery frame 2b through buffer frame 2b and can be connected at the inside at the same time of the buffer frame, and the protection frame 2b is high-speed, and the protection frame is connected to the inside the elastic frame is 2b, and the protection frame is very high, and the protection frame is connected to the inside the protection frame is 2.
The connecting frame 2b is arranged in the protective outer frame 1b, two sides of the top of the connecting frame 2b are fixedly connected with second installation blocks 7b, the outer parts of the second installation blocks 7b are connected with the inner parts of the second installation grooves 43b in a clamping mode, locking grooves 8b are formed in one sides of the second installation blocks 7b, and the inner parts of the locking grooves 8b are connected with the outer parts of the locking blocks 45b in a clamping mode.
The second installation piece 7b sets up with the 43 adaptation of second mounting groove, the locking groove 8b sets up with the 45b adaptation of locking piece, through both cooperation joint, make the second installation piece 7b can stable installation in the inside of second mounting groove 43b, and then make link 2b can keep stable the connection with protecting frame 1b, when the car takes place to take place the collision of great degree, through the quick shrink of controller control two electric telescopic handle 44b, and then make the locking piece 45b can shrink to the inside of second installation piece 7b, and make its outside and the separation of locking groove 8b, this moment second installation piece 7b no longer receive the joint effect, and under the effect of gravity, make link 2b direct whereabouts, separate with the chassis of the car, play effectual cushioning effect through the blotter 3b of battery box bottom, play the cushioning effect to battery box and link 2b, reduce the damage degree of battery box when dropping.
An anti-spontaneous combustion system of a new energy automobile battery pack with sun-proof anti-collision function, comprising: the gas storage tank 1c and the temperature detector 2c, one side of gas storage tank 1c communicates there is gas delivery pipe 3c, the outside of gas delivery pipe 3c with the outside of output tube 215a is through gas-supply nozzle stub 4c intercommunication, gas-supply nozzle stub 4c with the outside of gas delivery pipe 3c all is provided with third control valve 5c.
The inside inert gas or the carbon dioxide gas that is compressed of storing of gas holder 1c, temperature detector 2c fixed mounting is in the outside of group battery for the temperature variation condition on the real-time supervision group battery, when group battery outside temperature risees rapidly, when will reach the spontaneous combustion temperature, can send the signal to the controller immediately, make third control valve 5c open, and then make the inside gas of gas holder 1c flow out fast, flow in to two output tube 215 respectively, finally enter into the inside of battery compartment 7a, make the inside inert gas that is full of battery compartment 7a rapidly, and then make the unable spontaneous combustion of group battery fast, play the spontaneous combustion prevention effect, through can also cooperate cooling structure 2a to cool down fast to the group battery, further play the guard action to the group battery, when inside temperature is too high, the effectual spontaneous combustion that inhibits it from taking place.
The invention provides a new energy automobile battery pack with sun-proof and anti-collision functions and an anti-spontaneous combustion system, which have the following working principles:
sun protection system: (1) When the new energy automobile runs or is parked in the high-temperature insolated weather, the temperature inside the battery compartment 7a is quickly increased, at the moment, the temperature sensor 217a detects the internal temperature change, when the set threshold temperature is exceeded, a signal is immediately transmitted to the controller, the suction pump 22a is started, the suction pipe 212a is enabled to have suction force, air outside the automobile is sucked through the suction head 213a and then passes through the suction pipe 212a and is transmitted into the cooling pipe 24a, the air enters the cooling pipe 24a, the cooling treatment is carried out on the air through the cooling fins 25a arranged inside the cooling pipe, the heat inside the air is led out, and the hot air can be discharged through the cooling pipe 24a and the cooling fins 25a in a matching way, so that most of the heat inside the hot air can be finally transmitted into the air mixing box 29 a;
(2) Simultaneously, the air duct 210a is opened simultaneously, so that liquid nitrogen in the battery compartment 7a is quickly led into the air mixing box 29a and mixed with air to form cold air, the cold air is finally led out from the outlet on the right side of the air mixing box 29a, the cold air is blown into the battery compartment 7a through the air feeding fan 211a, the cold air enters the battery compartment 7a and is cooled, meanwhile, the air outlet fan 23a is operated, the air suction treatment can be firstly carried out on the inside of the battery compartment 7a, hot air in the battery compartment 7a is quickly led out, the air suction treatment can be simultaneously carried out on all positions in the battery compartment 7a through the air outlet pipe 216a, the internal air flow is greatly accelerated, the air in the battery compartment 7a is quickly circulated through the air outlet fan 23a and the air feeding fan 211a, the inside of the battery compartment 7a is ensured to be in a proper state, the temperature in the battery compartment 7a is detected to be constant through the temperature sensor 217a, and a signal is sent to the controller again, and the controller can control the cooling structure 2a to stop running;
Collision avoidance system: when a new energy automobile normally runs, the environment detection module always keeps an operation state, information collection is carried out on an automobile running road surface in real time, the battery box separation position which can be analyzed in advance by the data analysis module when the automobile runs is convenient to collide, the data analysis module can process and analyze information transmitted by the environment detection module and the radar measurement module, whether the new energy automobile collides and the collision degree are analyzed in advance according to transmitted information data through a large database in the environment detection module, if the collision degree is judged to be lower, the battery pack is not damaged enough, signals are not transmitted to the controller any more, the whole judgment process is automatically finished, if the collision degree is analyzed, the battery pack is damaged and cannot be avoided, signals are transmitted to the controller, the controller receives the signals, the fixing module starts to control the fixing of the battery box, the battery box is separated from an automobile chassis at the moment, the automobile continues to move forwards until the collision is stopped, the whole process is executed, the battery box is separated in advance, acting force generated when the battery box is not damaged is not directly acted on the battery box, and the battery box and the battery pack in the battery box is effectively protected.
Compared with the related art, the new energy automobile battery pack with the sun-proof anti-collision function and the spontaneous combustion prevention system provided by the invention have the following beneficial effects:
sun protection system: (1) Through setting up cooling structure 2a, mainly used carries out cooling to battery compartment 7a inside, when the inside temperature of battery compartment 7a is too high, utilize suction pump 22a, cooling tube 24a, fin 25a etc. to cooperate and use, can make the air conditioning, and blow into to battery compartment 7a inside through blowing fan 211a fast, can carry out effectual cooling treatment with air conditioning group 8a, simultaneously through the cooperation of air-out fan 23a and output tube 215a use, can lead out the heat of each position in battery compartment 7a fast, make the air conditioning get into fast, and form the convection current with blowing fan 211a, make the inside air of battery compartment 7a circulate fast, accelerate the cooling effect to battery compartment 7a inside greatly, realize quick cooling effect, and then play fine high temperature protection effect to battery group 8a, avoid because inside temperature is too high and cause its inside subassembly to burn, even under long-time insolated environment can make battery compartment 7a inside keep invariable, can not receive great influence;
(3) The sun-proof structure 3a is mainly used for effectively protecting the outside of the battery box 1a from sun, and the sun-proof layer 33a outside the sun-proof cover 31a is used for protecting the battery box 1a from sun exposure, so that the battery pack 8a is effectively protected, and the sun-proof structure can be matched with the cooling structure 2 for use, so that the battery box 1a has good sun-proof and high-temperature-resistant effects, and even under the condition of high temperature exposure, the battery pack 8a inside the battery box 1a can be always in a proper environment, normal use of the battery pack is ensured, and the service life of the battery pack 8a and safety during use are prolonged;
collision avoidance system: through data analysis module, a controller, fixed module, the location sensor, data analysis module, radar measurement module and environmental detection module cooperation set up the automatic response protection system who constitutes the battery, when the new forms of energy bump to a great extent, can separate out the battery box automatically, and then effort when avoiding the collision directly causes the damage to the battery box, and play effectual guard action to the battery box, wherein through radar measurement module and environmental detection module, be used for collecting road surface condition and car running state respectively, the rethread data analysis module carries out the processing analysis to the information of conveying, can analyze out whether new forms of energy car and bump degree in advance, if judge that bump degree is lower, be insufficient to cause the damage to the group battery, then judge that the flow is automatic to end, if analyze bump degree will cause the damage to the group battery and when unavoidable, then can carry the signal to the controller for finally the battery box separates with the automobile chassis, this system utilizes information collection and combines big data analysis, can realize analysis judgement in advance, and select whether need separate the battery box to protect the battery box, guard measure, response is fast, can adapt to very good the different conditions of running of battery box, the best can be guaranteed when the best collision situation is avoided, the battery very big collision situation is avoided to the battery has very bad to the battery has been avoided.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (7)
1. The utility model provides a new energy automobile battery pack that has sun-proof anticollision function which characterized in that includes:
a sun protection system and an anti-collision system;
the solar protection system comprises a battery box, wherein the inside of the battery box is provided with a cooling structure, the cooling structure comprises a device box, an air suction pump and an air outlet fan, the output end of the air suction pump is communicated with a cooling pipe, the inside of the cooling pipe is provided with a cooling fin, the outside of the cooling fin is provided with an arc-shaped groove, the inside of the device box is respectively provided with a liquid nitrogen storage chamber and an air exhaust chamber, the inside of the air exhaust chamber is provided with an air mixing box, the inside of the liquid nitrogen storage chamber is communicated with the inside of the air mixing box through an air duct piece, the other end of the cooling pipe is communicated with the inside of the air mixing box, the cooling pipe is provided with a check valve, the inside of the air exhaust chamber is provided with a blowing fan, the input end of the air suction pump is communicated with an air suction pipe, the bottom of the air suction pipe penetrates through the inside of the battery box and extends to the bottom of the battery box, the inside of the air suction head is provided with an output pipe, the two sides of the air outlet fan are communicated with an output pipe, the output end of the air outlet fan is communicated with the inside of the battery box and extends to the bottom of the battery box, and one side of the air duct is provided with a temperature sensor;
The output pipe extends to the inside of the battery box, short pipes are uniformly communicated with the outside of the output pipe, a battery compartment is arranged in the battery box, and one end of each short pipe extends from the inside of the battery box to the inside of the battery compartment;
a sun protection structure provided outside the battery box, the sun protection structure including a sun protection cover;
the anti-collision system comprises a data analysis module, wherein the output end of the data analysis module is connected with a controller, the output end of the controller is connected with a fixed module, the output end of the controller is connected with a positioning sensor, the input end of the data analysis module is connected with a radar measurement module, the radar measurement module comprises a speed sensor and a distance sensor, the input end of the data analysis module is connected with an environment detection module, and the environment detection module comprises a ground interval sensor, a ground humidity sensor and a ground image collector;
the fixed module is including protecting frame, link and buffer pad, the inboard of protecting frame is provided with locking structure, locking structure includes mounting panel and two second slide bars, the second mounting groove has all been seted up to the both sides at mounting panel top, be provided with two electric telescopic handle on the mounting panel, the one end fixed connection locking piece of electric telescopic handle, two second movable grooves have been seted up to the inboard of protecting frame, the both ends of second slide bar respectively with the both sides fixed connection of second movable groove internal surface, the mounting panel with the surface sliding connection of second slide bar, buffer spring has all been cup jointed to the both sides of second slide bar surface, the both sides of protecting frame inboard with the both sides of link all are provided with the elastic pad, the link sets up the inside of protecting frame, the both sides of link top equal fixedly connected with second installation piece, the outside of second installation piece with the inside joint of second installation groove, the locking groove has been seted up to one side of second installation piece, the inside of locking groove with the outside joint of locking piece.
2. The new energy automobile battery pack with sun-proof and anti-collision functions according to claim 1, wherein a protective layer is arranged on the inner side of the sun-proof cover, a sun-proof layer is arranged on the outer side of the protective layer, two positioning shafts are fixedly connected to one side of the sun-proof cover, the outer parts of the positioning shafts are connected with the bottom of the battery box in a clamping mode, first grooves are formed in two sides of the top of the sun-proof cover, connecting clamping blocks are arranged in the first grooves, and fixing grooves are formed in one side of the connecting clamping blocks.
3. The new energy automobile battery pack with the sun-proof and anti-collision functions according to claim 2, wherein a fixed clamping block is connected in a sliding manner in the first groove, a driving piece is fixedly connected to one side of the fixed clamping block, one end of the driving piece penetrates through the inside of the sun-proof cover and extends to the outside of the sun-proof cover, a first elastic piece is sleeved on the outer surface of the driving piece and is located on one side of the fixed clamping block, the outside of the fixed clamping block is connected with the inside of the connecting clamping block in a clamping manner, and the sun-proof cover is sleeved on the outside of the battery box.
4. The new energy automobile battery pack with sun-proof anticollision function according to claim 3, wherein a first chute is provided at the bottom of the battery box, a cleaning structure is provided at the bottom of the battery box, the cleaning structure comprises a moving bar, a first pulley is provided at one side of the moving bar, the outside of the first pulley is in rolling connection with the inside of the first chute, a cleaning brush is fixedly connected at one side of the moving bar, and one side of the cleaning brush is attached to one side of the filter screen.
5. The new energy automobile battery pack with sun-proof anti-collision function according to claim 4, wherein the bottom of the battery box is provided with a heat dissipation hole, a battery pack is arranged in the battery compartment, a heat insulation layer is arranged on the inner side of the battery box, the suction pump is fixedly arranged on one side of the inner wall of the battery box, and one side of the device box is fixedly connected with one side of the inner wall of the battery box.
6. The new energy automobile battery pack with the sun-proof anti-collision function according to claim 1, wherein the speed sensor is used for measuring the running speed of a current new energy automobile, timely transmitting measured speed information to the radar measurement module, the distance sensor is used for measuring the actual distance between the new energy automobile and a front obstacle, and transmitting the measured distance information technology to the radar measurement module, the ground image collector is used for collecting the running road condition of the new energy automobile, the ground humidity sensor is used for measuring the humidity of the ground, the ground distance sensor is used for measuring the distance change between an energy automobile chassis and the running road, the environment detection module is used for simultaneously receiving real-time information about the running road transmitted by the ground distance sensor, the ground humidity sensor and the ground image collector, processing and analyzing the real-time information to obtain accurate running road specific conditions, and the positioning sensor is arranged on the battery box and used for positioning the position information of the battery box in real time so as to conveniently and quickly find the battery box.
7. The new energy automobile battery pack with sun protection and collision avoidance function according to claim 1, characterized in that the spontaneous combustion prevention system of the new energy automobile battery pack for sun protection and collision avoidance function comprises: the gas storage tank and the temperature detector, one side of gas storage tank intercommunication has the gas delivery pipe, the outside of gas delivery pipe with the outside of output tube is through the gas-supply nozzle stub intercommunication, the gas-supply nozzle stub with the outside of gas delivery pipe all is provided with the third control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113437389B (en) * | 2021-06-23 | 2022-06-10 | 西安电子科技大学芜湖研究院 | Battery liquid cooling system with deformation detection and fire extinguishing functions |
| CN113437390B (en) * | 2021-06-24 | 2022-04-05 | 南通明诺新能源应用科技有限公司 | Electric automobile lithium cell constant temperature system |
| CN113690529B (en) * | 2021-08-21 | 2022-05-06 | 喻平 | New energy automobile battery box |
| CN117773401A (en) * | 2024-02-27 | 2024-03-29 | 深圳市智德森水务科技有限公司 | Welding device for drainage pipeline |
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