CN113212195A - Charging protection equipment - Google Patents
Charging protection equipment Download PDFInfo
- Publication number
- CN113212195A CN113212195A CN202110558307.3A CN202110558307A CN113212195A CN 113212195 A CN113212195 A CN 113212195A CN 202110558307 A CN202110558307 A CN 202110558307A CN 113212195 A CN113212195 A CN 113212195A
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- China
- Prior art keywords
- water
- box body
- box
- box cover
- water supply
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Classifications
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/14—Fire prevention, containment or extinguishing specially adapted for particular objects or places in connection with doors, windows, ventilators, partitions, or shutters, e.g. automatic closing
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/302—Cooling of charging equipment
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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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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The invention discloses charging protection equipment which comprises a protection box, a charging socket, a heat dissipation device, a fire extinguishing device, an environment monitoring device and a main control device, wherein the protection box is provided with a charging socket; the protective box comprises a box body and a box cover for covering an opening of the box body; the charging socket is arranged outside the protective box; the heat dissipation device comprises a heat dissipation fan arranged on the box cover; the fire extinguishing device comprises a fire extinguishing nozzle and a water supply device for conveying water flow to the fire extinguishing nozzle, and the fire extinguishing nozzle is arranged on the bottom side of the box cover; the environment monitoring device comprises a temperature sensor arranged at the bottom side of the box cover; the main control device is arranged on the box cover and controls whether the cooling fan works or not, whether the water supply device works or not and whether the charging socket outputs power or not according to the temperature in the protective box monitored by the temperature sensor. The invention can effectively improve the safety of the electric vehicle when the battery is charged and avoid personal and property loss.
Description
Technical Field
The invention relates to the field of battery charging, in particular to charging protection equipment.
Background
Electric vehicles are increasingly widely used as green and environment-friendly vehicles. In order to facilitate charging of the batteries of the electric vehicle by people, the batteries of the electric vehicle are designed into a structure easy to disassemble, so that the electric vehicle batteries can be conveniently taken down by people and charged by the electric vehicle charger. However, the existing electric vehicle battery has great potential safety hazard during charging; when people charge the taken-down battery of the electric vehicle through the charger, the battery is often ignited due to the contact problem; in addition, the batteries of the electric vehicle can be charged for a long time, and the batteries can emit heat in the charging process, so that heat accumulation can be caused after long-time charging, and the batteries are easy to ignite; when the batteries of the electric vehicle are on fire in the charging process, people often cannot find the batteries in time to extinguish the fire in time, and personal and property losses are easily caused by the fire of the batteries.
Disclosure of Invention
The invention aims to provide a charging protection device to solve the defects in the prior art.
In order to achieve the above purpose, the solution of the invention is:
a charging protection device comprises a protection box, a charging socket, a heat dissipation device, a fire extinguishing device, an environment monitoring device and a main control device; the protective box comprises a box body with an upward opening and a box cover for covering the opening of the box body; the box cover is hinged with the box body, and the bottom side of the box cover is opposite to the inner bottom wall of the box body when the box cover covers the box body; the protective box is provided with a heat dissipation air inlet, a heat dissipation air outlet and a threading opening which are communicated with the inner cavity of the box body; the charging socket is arranged outside the protective box and used for outputting electric power; the heat dissipation device comprises a heat dissipation fan arranged on the box cover, and the heat dissipation fan is used for exhausting air in the inner cavity of the box body out of the protective box from the heat dissipation air outlet; the fire extinguishing device comprises a fire extinguishing nozzle for spraying water flow and a water supply device for conveying the water flow to the fire extinguishing nozzle, the fire extinguishing nozzle is arranged on the bottom side of the box cover, and the water outlet end of the water supply device is connected with the fire extinguishing nozzle; the environment monitoring device comprises a temperature sensor arranged at the bottom side of the box cover, and the temperature sensor is used for monitoring the temperature in the protective box; the main control device is arranged on the box cover and is electrically connected with the charging socket, the cooling fan, the water supply device and the temperature sensor; the main control device controls whether the cooling fan works or not, whether the water supply device works or not and whether the charging socket outputs power or not according to the temperature in the protective box monitored by the temperature sensor.
A water storage cavity for storing water is formed between the inner wall and the outer wall of the box body; a concave water collecting tank is arranged on the inner bottom wall of the inner cavity of the box body, and a circulating water supply joint is matched in the water collecting tank; the water supply device comprises a first water pump and a second water pump, wherein a water inlet of the first water pump is communicated with the water storage cavity, a water outlet of the first water pump is communicated with the inner cavity of the box body, a water inlet of the second water pump is connected with the circulating water supply connector, and a water outlet of the second water pump is connected with the fire extinguishing nozzle; the main control device is electrically connected with the first water pump and the second water pump of the water supply device.
The first water pump is matched in the water storage cavity, a water outlet of the first water pump is connected with a water supply pipe, and the water supply pipe penetrates through the inner wall of the box body and extends into the inner cavity of the box body.
The water inlet end of the circulating water supply joint is positioned in the water collecting tank, the water outlet end of the circulating water supply joint extends into the water storage cavity, and the water outlet end of the circulating water supply joint is connected with the water inlet of the second water pump through a water supply pipe; one end of the water supply pipe extends into the water storage cavity and is connected with the water outlet end of the circulating water supply joint, and the other end of the water supply pipe is connected with the water inlet of the second water pump.
The box body comprises an outer box body and an inner box body accommodated in the outer box body, the outer side wall of the inner box body is connected with the inner wall of the outer box body through an annular partition plate, a water storage cavity is formed between the inner box body and the outer box body, and a water filling port communicated with the water storage cavity is formed in the annular partition plate; the upper part of the inner box body forms an annular peripheral wall higher than the annular partition plate, and the annular peripheral wall is provided with the heat dissipation air inlet and the threading opening.
A downward convex mounting part is arranged at the bottom side of the box cover, and a fire extinguishing nozzle of the fire extinguishing device and a temperature sensor of the environment monitoring device are mounted at the bottom side of the mounting part of the box cover; when the box cover covers the box body, the mounting part of the box cover is accommodated in the inner box body, and a fit clearance is formed between the outer periphery of the mounting part and the inner side surface of the annular peripheral wall of the inner box body.
A mounting cavity is formed in the box cover, and the upper side of the box cover is provided with the heat-radiating air outlet communicated with the mounting cavity; the bottom side of the box cover is provided with a ventilation opening communicated with the mounting cavity, the cooling fan is mounted in the mounting cavity, and the cooling fan is opposite to the cooling air outlet and the ventilation opening.
The environment monitoring device also comprises a smoke sensor arranged at the bottom side of the box cover, and the smoke sensor is electrically connected with the main control device; the main control device controls whether the cooling fan works or not and controls whether the charging socket outputs power or not according to the signal of the smoke sensor.
The charging protection equipment further comprises a state indication module arranged on the upper side of the box cover; the state indicating module is including the charge pilot lamp that is used for instructing whether the socket that charges exports electric power and the fire alarm lamp that is used for instructing whether to catch fire, and charge pilot lamp and fire alarm lamp are connected with master control set electricity.
The charging protection equipment further comprises a temperature display, the temperature display is installed on the upper side of the box cover and connected with the main control device, and the main control device controls the temperature display to display the temperature in the protection box monitored by the temperature sensor.
After the scheme is adopted, when the electric vehicle charger is used, an electric vehicle battery to be charged is placed in the box body of the protective box, a charging cable for charging the electric vehicle penetrates into the box body of the protective box from the threading opening and is connected with the electric vehicle battery, and a plug of a power supply cable for receiving electric power of the electric vehicle charger is inserted into the charging socket; when the electric vehicle charger charges the electric vehicle battery, the box cover of the protective box needs to cover the box body; when the charging socket outputs power, the electric vehicle charger charges the electric vehicle battery.
In the process that the electric vehicle charger charges the electric vehicle battery, the temperature sensor can monitor the temperature in the protective box, and if the temperature in the protective box is greater than a set heat dissipation temperature threshold, the main control device can drive the heat dissipation fan to work to reduce the temperature in the protective box, so that the electric vehicle battery is ensured to be normally charged; and if the temperature in the protective housing surpassed when the temperature threshold value of firing, then main control set judges that electric motor car battery appears firing, and main control set and then control charging socket stops output electric power, control radiator fan stop work and control water supply installation for the shower nozzle output rivers of putting out a fire, the shower nozzle of putting out a fire then toward the protective housing in the injection rivers in order to put out a fire to avoid causing personal loss of property because of electric motor car battery fires.
Drawings
FIG. 1 is an exploded view of the present invention 1;
FIG. 2 is a schematic structural diagram 1 of the present invention;
FIG. 3 is a schematic view of a portion of the present invention in FIG. 1;
FIG. 4 is a partial schematic view of the present invention in FIG. 2;
fig. 5 is a cross-sectional view of the present invention.
Description of reference numerals:
the protective box 1, the box body 11, the water storage cavity 110, the outer box body 111, the inner box body 112, the heat radiation air inlet 1121, the threading opening 1122, the water collecting tank 1123, the annular peripheral wall 1124, the annular partition 113, the water filling port 1131, the box cover 12, the mounting cavity 120, the heat radiation air outlet 121, the ventilation opening 122, the mounting part 123, the hinge 13, the lock 14, the circulating water supply joint 15,
the number of the charging socket 2,
the heat sink 3, the heat dissipation fan 31,
the fire-extinguishing device (4) is provided with a fire-extinguishing chamber,
the fire-extinguishing nozzle 41 is provided with a fire-extinguishing nozzle,
the water supply means 42 are arranged to supply water,
a first water pump 421, a second water pump 422, a water supply pipe 423, a water outlet pipe 424, a water supply pipe 425,
the environment monitoring device 5, the temperature sensor 51, the smoke sensor 52,
the main control device 6 is provided with a plurality of main control devices,
a status indication module 7, a charge indicator lamp 71, a fire alarm lamp 72, a fault indicator lamp 73,
the temperature display (8) is arranged on the temperature display,
mounting seat 9, jack 91.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 5, the present invention discloses a charging protection device, which comprises a protection box 1, a charging socket 2, a heat dissipation device 3, a fire extinguishing device 4, an environment monitoring device 5 and a main control device 6; the protective box 1 comprises a box body 11 with an upward opening and a box cover 12 for covering the opening of the box body 11, wherein the box body 11 and the box cover 12 can be made of flame-retardant materials (such as heat-resistant metal such as iron) to prevent the box body 11 and the box cover 12 from being ignited; one side of the box cover 12 is hinged with the box body 11 through a hinge 13, and the other side of the box body 12 can be detachably connected with the box body 11 through a lock 14; the protection box 1 is provided with a heat radiation air inlet 1121, a heat radiation air outlet 121 and a threading opening 1122 which are communicated with the inner cavity of the box body 11, wherein the heat radiation air inlet 1121 and the threading opening 1122 can be arranged at the upper part of the box body 11, and the heat radiation air outlet 121 can be arranged on the box cover 12; the charging socket 2 is arranged outside the protective box 1, the charging socket 2 can be arranged on the upper side of the box cover 12, and the charging socket 2 is used for outputting electric power to supply power to an electric vehicle charger so that the electric vehicle charger can charge an electric vehicle battery; the heat dissipation device 3 comprises a heat dissipation fan 31, the heat dissipation fan 31 is installed on the case cover 2, and the heat dissipation fan 31 is used for discharging air in the inner cavity of the case body 11 out of the protection case 1 through the heat dissipation air outlet 121 so as to reduce the temperature in the protection case 1; the fire extinguishing device 4 comprises a fire extinguishing nozzle 41 for spraying water flow and a water supply device 42 for supplying water flow to the fire extinguishing nozzle 41, the fire extinguishing nozzle 41 is arranged at the bottom side of the box cover 12, and the water outlet end of the water supply device 42 is connected with the fire extinguishing nozzle 41; the environment monitoring device 5 comprises a temperature sensor 51 arranged at the bottom side of the box cover 12, and the temperature sensor 51 is used for monitoring the temperature in the protective box 1; the main control device 6 is mounted on the box cover 12, and the main control device 6 is electrically connected with the charging socket 2, the cooling fan 31, the water supply device 42 and the temperature sensor 51; the main control device 6 controls whether the heat dissipation fan 31 works, whether the water supply device 32 works, and whether the charging socket 2 outputs power according to the temperature in the protection box 1 monitored by the temperature sensor 51, and the main control device 6 may adopt a single chip microcomputer.
When the electric vehicle charging device is used, an electric vehicle battery to be charged is placed in the box body 11 of the protection box 1, a charging cable for charging the electric vehicle penetrates into the box body 11 of the protection box 1 from the threading opening 1122 and is connected with the electric vehicle battery, and a plug of a power supply cable for receiving electric power of the electric vehicle charger is inserted into the charging socket 2; when the electric vehicle charger charges the electric vehicle battery, the box cover 12 of the protection box 1 needs to cover the box body 11. In the process that the electric vehicle charger charges the electric vehicle battery, the temperature sensor 5 can monitor the temperature in the protective box 1, and if the temperature in the protective box 1 is greater than the set heat dissipation temperature threshold, the main control device 6 can drive the heat dissipation fan 31 to work to reduce the temperature in the protective box 1, so that the electric vehicle battery is ensured to be charged normally; and if the temperature in protective housing 1 surpassed the temperature threshold value of catching fire (the temperature threshold value of catching fire is greater than the heat dissipation temperature threshold value), then main control set 6 judges that electric motor car battery is on fire, and main control set 6 and then control charging socket 2 outage, control radiator fan 31 stop work and control water supply installation 42 for the shower nozzle 41 output rivers of putting out a fire, and shower nozzle 41 sprays rivers in order to put out a fire toward protective housing 1, thereby avoids causing personal property loss because of electric motor car battery is on fire.
In the invention, a water storage cavity 110 for storing water is formed between the inner wall and the outer wall of the box body 11, the water storage cavity 110 is used for providing water flow for the fire extinguishing nozzle 41, and the inner wall of the box body 11 can conduct heat in the inner cavity of the box body 11 to the water flow in the water storage cavity 110, so that the water flow in the water storage cavity 110 can absorb the heat in the inner cavity of the box body 11 to effectively reduce the temperature in the protection box 1, and further effectively reduce the temperature when the battery of the electric vehicle is charged; a concave water collecting tank 1123 is arranged on the inner bottom wall of the inner cavity of the box body 1, and a circulating water supply connector 15 is matched in the water collecting tank 1123; the water supply device 42 of the fire extinguishing device 4 comprises a first water pump 421 and a second water pump 422, the water inlet of the first water pump 421 is communicated with the water storage cavity 110, the water outlet of the first water pump 421 is communicated with the inner cavity of the box body 11, the water inlet of the second water pump 422 is connected with the circulating water supply joint 15, and the water outlet of the second water pump 422 is connected with the fire extinguishing nozzle 41. In the fire extinguishing apparatus 4 of the present invention, the first water pump 421 of the water supply apparatus 42 is used for sending the water flow in the water storage cavity 110 into the inner cavity of the box body 11, the second water pump 422 of the water supply apparatus 42 is used for sending the water flow in the inner cavity of the box body 1 to the fire extinguishing nozzle 41 to make the fire extinguishing nozzle 41 discharge water for fire extinguishing, and the water flow sprayed by the fire extinguishing nozzle 41 enters the inner cavity of the box body 1, so the water supply apparatus 42 of the present invention can realize the recycling of the water flow, and can make the fire extinguishing nozzle 41 discharge water for a long time for fire extinguishing while saving water, and the fire extinguishing effect is good; wherein the water collection tank 1123 of the tank body 11 can achieve the effect of converging water flow, so that the second water pump 422 can supply water to the fire extinguishing nozzle 41 as soon as possible; the circulation water supply joint 15 may be fitted with a strainer to prevent impurities from clogging the circulation water supply joint 15 and from damaging the first water pump 421.
In the present invention, the first water pump 421 of the water supply device 42 can be fitted in the water storage chamber 110, and the water outlet of the first water pump 421 is connected to a water supply pipe 423, and the water supply pipe 423 penetrates through the inner wall of the box body 11 and extends into the inner cavity of the box body 11, so that the first water pump 421 can supply the water flow in the water storage chamber 110 into the inner cavity of the box body 11; the second water pump 422 of the water supply device 42 can be installed on the box cover 12, an installation cavity 120 is formed in the box cover 12, the water inlet end of the fire extinguishing nozzle 41 extends into the installation cavity 120, the water outlet of the second water pump 422 can be connected with the fire extinguishing nozzle through the water outlet pipe 424, one side of the water outlet pipe 424 extends into the installation cavity 120 and is connected with the water inlet end of the fire extinguishing nozzle 41, and the other side of the water outlet pipe 424 is connected with the water outlet of the second water pump 422; the water inlet end of the circulating water supply joint 15 is positioned in the water collecting tank 1123, the water outlet end of the circulating water supply joint 15 extends into the water storage cavity, the water outlet end of the circulating water supply joint 15 is connected with the water inlet of the second water pump 422 through the water supply pipe 425, one end of the water supply pipe 425 extends into the water storage cavity 120 and is connected with the water outlet end of the circulating water supply joint 15, and the other end of the water supply pipe 425 is connected with the water inlet of the second water pump 422.
In the present invention, the upper side of the box cover 12 is provided with the heat dissipation air outlet 121 communicated with the mounting cavity 120, the bottom side of the box cover 12 is provided with the vent 122 communicated with the mounting cavity 120 so that the heat dissipation air outlet 121 can be communicated with the inner cavity of the box body 11 through the mounting cavity 120 and the vent 122, the heat dissipation fan 31 is installed in the mounting cavity 120, and the heat dissipation fan 31 is opposite to the heat dissipation air outlet 121 and the vent 122; when the heat dissipation fan 31 works, air in the inner cavity of the box body 11 passes through the vent 122, the installation cavity 120 and the heat dissipation air outlet 121 in sequence and is then discharged out of the protection box 1.
In the present invention, the box body 11 of the protection box 1 includes an outer box body 111 and an inner box body 112 accommodated in the outer box body 111, the outer side wall of the inner box body 112 is connected with the inner wall of the outer box body 111 through an annular partition 113, the water storage cavity 110 is formed between the inner box body 112 and the outer box body 111, the annular partition 113 is provided with a water filling port 1131 communicated with the water storage cavity 110, the water filling port 1131 is used for filling water flow into the water storage cavity 110, the upper part of the inner box body 112 forms an annular peripheral wall 1124 higher than the annular partition 113, and the annular peripheral wall 1124 is provided with the heat radiation air inlet 1121 and the threading opening 1122; the bottom of the outer box 111 of the box 11 may be provided with a water outlet communicated with the water storage cavity 110 for discharging water flow in the water storage cavity 110, and the water outlet is plugged by a plug in a normal state; a downward convex mounting part 123 is arranged at the bottom side of the box cover 12, and the fire extinguishing nozzle 41 of the fire extinguishing device 4 and the temperature sensor 51 of the environment monitoring device 5 are mounted at the bottom side of the mounting part 123; when the box cover 12 covers the box body 11, the mounting portion 123 of the box cover 12 is accommodated in the inner box body 112 of the box body 11, and a fitting gap is formed between an outer peripheral edge of the mounting portion 123 and an inner side surface of the annular peripheral wall 1124 of the inner box body 112, so as to prevent the heat radiation air inlet 1121 and the threading opening 1122 from being blocked.
In the present invention, the environmental monitoring device 5 further includes a smoke sensor 52 mounted on the bottom side of the box cover 12, the smoke sensor 52 is used for monitoring whether smoke exists in the protection box 1, and the smoke sensor 52 is specifically mounted on the bottom side of the mounting portion 123 of the box cover 12; the main control device 6 is electrically connected with the smoke sensor 52; the main control device 6 also controls whether the heat dissipation fan 31 operates or not and whether the charging socket 2 outputs power or not according to the signal of the smoke sensor 52. In the process of charging the electric vehicle battery by the electric vehicle charger, the smoke sensor 52 can monitor whether smoke exists in the protective box 1, if the smoke exists in the protective box 1, the main control device 6 judges that the electric vehicle battery has smoke, and the main control device 6 further controls the charging socket 2 to be powered off and controls the cooling fan 31 to stop working at the same time, so that toxic smoke is prevented from being discharged out of the protective box 1. In the process of charging the electric vehicle battery by the electric vehicle charger, the smoke sensor 52 and the temperature sensor 51 of the environment monitoring device 5 are used for monitoring the state of the electric vehicle battery in the charging process, so that the safety of the electric vehicle battery in the charging process can be effectively ensured.
In the invention, the charging protection device also comprises a state indicating module 7 arranged on the upper side of the box cover 12 so that people can check the state of the charging protection device; the state indicating module 7 comprises a charging indicating lamp 71 for indicating whether the charging socket 2 outputs power and a fire alarm lamp 72 for indicating whether a fire occurs, wherein the charging indicating lamp 71 and the fire alarm lamp 72 are electrically connected with the main control device 6; when the charging socket 2 outputs power, the main control device 6 controls the charging indicator lamp 71 to be powered on and light up to indicate the charging socket 2 to output power; when the temperature sensor 51 monitors that the temperature in the protective box 1 exceeds the fire temperature threshold or the smoke sensor 52 monitors that smoke exists in the protective box 1, the main control device 6 judges that the battery of the electric vehicle fires, and the main control device 6 controls the fire alarm lamp 72 to be electrified and lighted to indicate the fire. The state indicating module 7 may further include a fault indicating lamp 73 for indicating whether charging is failed, the fault indicating lamp 73 is electrically connected to the main control device 6, the main control device 6 may be electrically connected to the charging socket 2 through a charging control circuit, the charging control circuit has a fault monitoring function capable of monitoring whether charging of the electric vehicle battery is failed, and when the charging control circuit monitors that charging of the electric vehicle battery is failed, the main control device 6 controls the fault indicating lamp 73 to be powered on to indicate charging failure.
In the invention, the charging protection device further comprises a temperature display 8 arranged on the upper side of the box cover 12, the temperature display 8 is electrically connected with the main control device 6, and the main control device 6 controls the temperature display 8 to display the temperature in the protection box 1 monitored by the temperature sensor 5, so that people can know the temperature in the protection box 1 conveniently.
In the invention, the upper side of the box cover 12 can be matched with a mounting seat 9, a power module can be arranged in the mounting seat 9, and the charging socket 2, the cooling fan 31, the first water pump 421, the second water pump 422, the temperature sensor 51, the smoke sensor 52, the main control device 6, the state indication module 7 and the temperature display 8 are all powered by the power module; the main control device 6, the charging control circuit, the second water pump 422 and the charging socket 2 can be arranged in the mounting seat 9, the mounting seat 9 is provided with a jack 91 corresponding to the charging socket 2, and the temperature display 8 and the state indicating module 7 are arranged on the upper side of the mounting seat 9.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (10)
1. A charging protection device is characterized in that: the intelligent charging system comprises a protective box, a charging socket, a heat dissipation device, a fire extinguishing device, an environment monitoring device and a main control device;
the protective box comprises a box body with an upward opening and a box cover for covering the opening of the box body; the box cover is hinged with the box body, and the bottom side of the box cover is opposite to the inner bottom wall of the box body when the box cover covers the box body; the protective box is provided with a heat dissipation air inlet, a heat dissipation air outlet and a threading opening which are communicated with the inner cavity of the box body;
the charging socket is arranged outside the protective box and used for outputting electric power;
the heat dissipation device comprises a heat dissipation fan arranged on the box cover, and the heat dissipation fan is used for exhausting air in the inner cavity of the box body out of the protective box from the heat dissipation air outlet;
the fire extinguishing device comprises a fire extinguishing nozzle for spraying water flow and a water supply device for conveying the water flow to the fire extinguishing nozzle, the fire extinguishing nozzle is arranged on the bottom side of the box cover, and the water outlet end of the water supply device is connected with the fire extinguishing nozzle;
the environment monitoring device comprises a temperature sensor arranged at the bottom side of the box cover, and the temperature sensor is used for monitoring the temperature in the protective box;
the main control device is arranged on the box cover and is electrically connected with the charging socket, the cooling fan, the water supply device and the temperature sensor; the main control device controls whether the cooling fan works or not, whether the water supply device works or not and whether the charging socket outputs power or not according to the temperature in the protective box monitored by the temperature sensor.
2. A charging guard as claimed in claim 1, wherein: a water storage cavity for storing water is formed between the inner wall and the outer wall of the box body; a concave water collecting tank is arranged on the inner bottom wall of the inner cavity of the box body, and a circulating water supply joint is matched in the water collecting tank;
the water supply device comprises a first water pump and a second water pump, wherein a water inlet of the first water pump is communicated with the water storage cavity, a water outlet of the first water pump is communicated with the inner cavity of the box body, a water inlet of the second water pump is connected with the circulating water supply connector, and a water outlet of the second water pump is connected with the fire extinguishing nozzle;
the main control device is electrically connected with the first water pump and the second water pump of the water supply device.
3. A charging guard as claimed in claim 2, wherein: the first water pump is matched in the water storage cavity, a water outlet of the first water pump is connected with a water supply pipe, and the water supply pipe penetrates through the inner wall of the box body and extends into the inner cavity of the box body.
4. A charging guard as claimed in claim 2, wherein: the water inlet end of the circulating water supply joint is positioned in the water collecting tank, the water outlet end of the circulating water supply joint extends into the water storage cavity, and the water outlet end of the circulating water supply joint is connected with the water inlet of the second water pump through a water supply pipe; one end of the water supply pipe extends into the water storage cavity and is connected with the water outlet end of the circulating water supply joint, and the other end of the water supply pipe is connected with the water inlet of the second water pump.
5. A charging guard as claimed in claim 2, wherein: the box body comprises an outer box body and an inner box body accommodated in the outer box body, the outer side wall of the inner box body is connected with the inner wall of the outer box body through an annular partition plate, a water storage cavity is formed between the inner box body and the outer box body, and a water filling port communicated with the water storage cavity is formed in the annular partition plate; the upper part of the inner box body forms an annular peripheral wall higher than the annular partition plate, and the annular peripheral wall is provided with the heat dissipation air inlet and the threading opening.
6. A charging guard as claimed in claim 5, in which: a downward convex mounting part is arranged at the bottom side of the box cover, and a fire extinguishing nozzle of the fire extinguishing device and a temperature sensor of the environment monitoring device are mounted at the bottom side of the mounting part of the box cover; when the box cover covers the box body, the mounting part of the box cover is accommodated in the inner box body, and a fit clearance is formed between the outer periphery of the mounting part and the inner side surface of the annular peripheral wall of the inner box body.
7. A charging guard as claimed in claim 1, wherein: a mounting cavity is formed in the box cover, and the upper side of the box cover is provided with the heat-radiating air outlet communicated with the mounting cavity; the bottom side of the box cover is provided with a ventilation opening communicated with the mounting cavity, the cooling fan is mounted in the mounting cavity, and the cooling fan is opposite to the cooling air outlet and the ventilation opening.
8. A charging guard as claimed in claim 1, wherein: the environment monitoring device also comprises a smoke sensor arranged at the bottom side of the box cover, and the smoke sensor is electrically connected with the main control device; the main control device controls whether the cooling fan works or not and controls whether the charging socket outputs power or not according to the signal of the smoke sensor.
9. A charging guard as claimed in claim 1, wherein: the device also comprises a state indicating module arranged on the upper side of the box cover; the state indicating module is including the charge pilot lamp that is used for instructing whether the socket that charges exports electric power and the fire alarm lamp that is used for instructing whether to catch fire, and charge pilot lamp and fire alarm lamp are connected with master control set electricity.
10. A charging guard as claimed in claim 1, wherein: the temperature display is installed on the upper side of the box cover and connected with the main control device, and the main control device controls the temperature display to display the temperature in the protective box monitored by the temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110558307.3A CN113212195A (en) | 2021-05-21 | 2021-05-21 | Charging protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110558307.3A CN113212195A (en) | 2021-05-21 | 2021-05-21 | Charging protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113212195A true CN113212195A (en) | 2021-08-06 |
Family
ID=77093818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110558307.3A Pending CN113212195A (en) | 2021-05-21 | 2021-05-21 | Charging protection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113212195A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115663308A (en) * | 2022-10-31 | 2023-01-31 | 徐州百事利电动车业有限公司 | Ignition alarm method and device for storage battery |
-
2021
- 2021-05-21 CN CN202110558307.3A patent/CN113212195A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115663308A (en) * | 2022-10-31 | 2023-01-31 | 徐州百事利电动车业有限公司 | Ignition alarm method and device for storage battery |
| CN115663308B (en) * | 2022-10-31 | 2023-09-01 | 徐州百事利电动车业有限公司 | Fire alarm method and device for storage battery |
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