CN218733317U

CN218733317U - Novel protective box

Info

Publication number: CN218733317U
Application number: CN202222509528.4U
Authority: CN
Inventors: 张国振
Original assignee: Dalian A Non Technology Co ltd
Current assignee: Dalian A Non Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-03-24
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a novel protective box, the main tank body is equipped with the chamber door, is equipped with the lock on the chamber door, and the external main power supply passes through power cable and is connected with charge controller and charging interface respectively, and case lock pole lower extreme is rotated with the connecting rod upper end and is connected, and the connecting rod lower extreme is connected with the door lock; the locking sensor is arranged on one side of the lock rod hole and connected with the charging controller; the main tank body right side is connected with pressure release storehouse safety cover, be equipped with a plurality of silk screen fire prevention covers in the pressure release storehouse safety cover, be equipped with box pressure release hole on the tank wall of box right side, box pressure release hole corresponds with silk screen fire prevention cover and is connected, mutually support through setting up chamber door locking device and sensor, whether can in time respond to the chamber door and close, carry out real time monitoring and prevention and control to the charging line, make battery charging outfit charge under the safe state, it is corresponding with the silk screen fire prevention cover in the pressure release storehouse to be equipped with a plurality of pressure release holes, can extinguish naked light, provide high-pressure gas overflow path, reduce the incasement pressure, the protective box body, prevent that the conflagration from further stretching.

Description

Novel protective box

Technical Field

The utility model relates to a protective housing technical field especially relates to a novel protective housing.

Background

The conventional portable electronic equipment power supply has relatively poor safety performance, and the battery is ignited and exploded due to abnormal temperature rise during charging and discharging, so that the conventional portable electronic equipment power supply needs to be placed in a protective box to achieve safety protection; and current protective housing lacks chamber door detection device, in the use, if charge at the chamber door not dead lock state, when taking place deflagration, the chamber door is pushed open by expanding gas, flame blowout thereupon causes the condition of a fire to stretch, to charging device's damage, lacks charging protection device, rely on power adapter or consumer self charging protection circuit guarantee safety of charging in the charging process, in the use, the incident of easily taking place to charge when power adapter and consumer charging protection circuit lose efficacy, the conflagration takes place.

Disclosure of Invention

The utility model aims at providing a novel protective housing to solve lack chamber door monitoring devices, charging protection device in the current protective housing and lack the problem of protection to charging device when taking place to explode.

The utility model discloses a novel protective box, including main tank body, outside main power and charging interface, be equipped with the chamber door on the main tank body, be equipped with the lock on the chamber door, outside main power passes through power cable and is connected with charge controller and charging interface respectively, its characterized in that, still includes chamber door locking device and pressure release storehouse safety cover, chamber door locking device includes case door locking lever, connecting rod and locking sensor, case door locking lever lower extreme is connected with the connecting rod upper end is rotated, and the connecting rod lower extreme is connected with the door lock; the box door is provided with a lock rod hole, when the box door is not closed, the upper end of the box door lock rod is arranged in the lock rod hole at the upper end of the main box body, when the box door is closed, the lower end of the box door lock rod penetrates through the lock rod hole under the action of the connecting rod and is contacted with the main box body, and the locking sensor is arranged at one side of the lock rod hole and used for sensing whether the box door is completely closed; the locking sensor is connected with a charging controller, and the charging controller is used for controlling the on-off of a charging power supply; the main tank body right side is connected with pressure release storehouse safety cover, be equipped with a plurality of silk screen fire prevention covers in the pressure release storehouse safety cover, be equipped with multiunit box pressure release hole on the tank wall of main tank body right side, the box pressure release hole with the silk screen fire prevention cover corresponds and is connected.

Preferably, the box door lock rods and the connecting rods are arranged in two groups and are respectively and symmetrically arranged at the upper end and the lower end of the door lock.

Preferably, the locking sensor is a photoelectric or hall sensor.

Preferably, pressure release storehouse safety cover pressure release hole is equipped with pressure release storehouse safety cover pressure release hole top is equipped with the silk screen fire prevention cover.

Preferably, the pressure relief bin protection cover is connected with the main box body through a pressure relief bin fastening bolt, and the silk screen fireproof cover is made of white steel.

Preferably, the charging controller is further connected to a current sensor, and the current sensor is disposed in the charging loop and is configured to monitor whether the charging current exceeds a set value.

Preferably, a power-off protector is installed on the outer side of the main box body and is connected with an external main power supply.

Preferably, still include equipment storehouse safety cover, equipment storehouse safety cover is established the main tank body left side, be equipped with power indicator and display screen on the equipment storehouse safety cover.

Preferably, still include extinguishing device, extinguishing device includes infrared temperature sensor, smoke alarm and fire extinguishing agent gas cylinder, infrared temperature sensor and smoke alarm install respectively at main tank body top inboard, the fire extinguishing agent gas cylinder is installed the outer left side of main tank body, fire extinguishing agent gas cylinder and fire extinguishing agent spray tube intercommunication, fire extinguishing agent spray tube connection fire extinguishing agent solenoid valve, charge controller is connected with infrared temperature sensor and smoke alarm respectively to control the switch of fire extinguishing agent solenoid valve.

Preferably, at least one of the charging loops is provided.

The utility model discloses a set up chamber door locking device and sensor and mutually support, whether can in time respond to the chamber door and close, carry out real time monitoring and prevention and control to the charging line, make battery charging outfit charge under safe state, the right side chamber door is equipped with a plurality of pressure release holes and the silk screen fire prevention cover in the pressure release storehouse is corresponding, can extinguish the naked light when taking place the naked light, high-pressure gas's overflow path when providing the explosion reduces the incasement pressure, and the protection box prevents that the conflagration from further stretching.

Drawings

FIG. 1 is a front view of the protective case of the present invention;

FIG. 2 is a structural diagram of the protective box of the present invention;

FIG. 3 is a schematic diagram of the left-side equipment and wiring of the protective box of the present invention;

FIG. 4 is a perspective view of the door locking device of the present invention;

FIG. 5 is a right side view of the main body of the present invention;

FIG. 6 is a schematic view of the right side of the main tank body of the present invention connected with a pressure relief bin protection cover;

FIG. 7 is a schematic view of the structure of the protective cover of the pressure relief bin of the present invention;

fig. 8 is a view showing the structure of the pressure relief chamber.

In the figure: 1. a main box body; 2. an equipment bin protective cover; 3. a pressure relief bin protective cover; 3-1, a tank body pressure relief hole; 3-2, a wire mesh fireproof cover; 4. a box door; 5. a door lock; 5-1, a lock rod hole; 5-2, a box door lock rod; 5-3, connecting rod; 6. a lock sensor; 7. a power indicator light; 8. a display screen; 9. a charge controller; 10. a fire extinguishing agent cylinder; 11. a fire suppressant spray pipe; 12. A fire extinguishing agent solenoid valve; 13. a current sensor; 14. a power-off protector; 15. an external mains power supply; 16. a charging interface; 17. A charging device holder; 18. a smoke alarm sensor; 19. an infrared temperature sensor; 20. a pressure relief hole is formed in the pressure relief bin protection cover; 21. The decompression bin is fastened by bolts.

Detailed Description

Embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

According to fig. 1 to fig. 8, the utility model discloses a novel protective housing, concrete structure is: the safe box door comprises a main box body 1, an external main power supply 15 and a charging interface 16, wherein a box door 4 is arranged on the main box body 1, a door lock 5 is arranged on the box door 4, the external main power supply 15 is respectively connected with a charging controller 9 and the charging interface 16 through a power cable, the safe box door further comprises a box door locking device and a pressure relief bin protective cover 3, the box door locking device comprises a box door locking rod 5-2, a connecting rod 5-3 and a locking sensor 6, two groups of box door locking rods 5-2 and two groups of connecting rods 5-3 are symmetrically arranged at the upper end and the lower end of the door lock 5 respectively, the lower end of the box door locking rod 5-2 is rotatably connected with the upper end of the connecting rod 5-3, and the lower end of the connecting rod 5-3 is connected with the door lock 5; a lock rod hole 5-1 is formed in the box door 4, when the box door is not closed, the upper end of a box door lock rod 5-2 is arranged in the lock rod hole 5-1 at the upper end of the main box body 1, when the box door is closed, the lower end of the box door lock rod 5-2 penetrates through the lock rod hole 5-1 under the action of a connecting rod 5-3 and is contacted with the main box body 1, a lock sensor 6 is arranged at one side of the lock rod hole 5-1 and used for sensing whether the box door 4 is completely closed, and no lock sensor 6 is arranged at one side of the lock rod hole 5-1 at the lower end of the door lock 5; the locking sensor 6 is connected with the charging controller 9, and the charging controller 9 is used for controlling the on-off of the charging power supply; the right side of the main box body 1 is connected with a pressure relief bin protection cover 3, a plurality of wire mesh fire shields 3-2 are arranged in the pressure relief bin protection cover 3, a plurality of groups of box body pressure relief holes 3-1 are formed in the box wall of the right side of the main box body 1, the corresponding wire mesh fire shields 3-2 are covered outside the box body pressure relief holes 3-1, and the box body pressure relief holes 3-1 are connected with the wire mesh fire shields 3-2 through bolts.

The locking sensor 6 is a photoelectric or Hall sensor, the pressure relief bin protective cover 3 is connected with the main box body 1 through a pressure relief bin fastening bolt 21, a pressure relief bin protective cover pressure relief hole 20 is formed in the bottom of the pressure relief bin protective cover 3, a silk screen fireproof cover 3-2 is arranged above the pressure relief bin protective cover pressure relief hole 20, and the silk screen fireproof cover 3-2 is made of white steel;

the charging controller 9 is also connected with current sensors 13, the current sensors 13 are arranged in charging loops and used for monitoring whether the charging current exceeds a set value, and at least one charging loop is arranged; the power-off protector 14 is arranged on the outer side of the main box body 1, the power-off protector 14 is connected with an external main power supply 15, the power-off protector further comprises an equipment bin protective cover 2, the equipment bin protective cover 2 is arranged on the left side of the main box body 1, and a power indicator light 7 and a display screen 8 are arranged on the equipment bin protective cover 2;

still include extinguishing device, extinguishing device includes infrared temperature sensor 19, smoke alarm 18 and fire extinguishing agent gas cylinder 10, infrared temperature sensor 19 and smoke alarm 18 are installed respectively at 1 top inboardly of main tank body, fire extinguishing agent gas cylinder 10 is installed in the outer left side of main tank body 1, fire extinguishing agent gas cylinder 10 and fire extinguishing agent spray tube 11 intercommunication, fire extinguishing agent solenoid valve 12 is connected to fire extinguishing agent spray tube 11, charge controller 13 is connected with infrared temperature sensor 19 and smoke alarm 18 respectively to control the switch of fire extinguishing agent solenoid valve 12.

The utility model discloses a working process does: when the box door 4 is not completely closed, the box door lock rods 5-2 at the upper end and the lower end of the box door 4 are arranged in the lock rod holes 5-1, the locking sensor 6 is a reflection-type photoelectric switch and comprises an emission unit and a light receiving surface, the light receiving surface of the locking sensor can not receive the reflected light of the light emitting unit, the locking sensor senses that the box door lock rods 5-2 are not locked in place, meanwhile, signals of not being locked in place are output to the charging controller 9, and the charging controller 9 controls the power-off protector 14 to cut off a charging power supply, so that the charging of electric equipment is stopped;

when the box door 4 is completely closed, the box door lock rods 5-2 at the upper end and the lower end of the box door 4 penetrate through the lock rod holes 5-1 under the action of the connecting rods 5-3 to be in contact with the box door 4, light beams emitted by a light-emitting unit of a locking sensor 6 at the upper end of the box door 4 are shielded by the lock rods, a light receiving surface receives reflected light of the light beams of the light-emitting unit, the locking of the box door lock rods 5-2 is sensed to be in place, and meanwhile, locking in place signals are output to the charging controller 9; a current sensor 13 in the charging loop monitors the current change in the charging loop in real time and transmits a current monitoring signal to a charging controller 9, the charging controller 9 compares the current monitoring signal, and if the current monitoring signal is smaller than a preset minimum value or larger than a preset maximum value, the charging controller 9 controls a power-off protector 14 to cut off a charging power supply, so that the charging of the electric equipment is terminated;

when a fire disaster occurs, the smoke alarm 18 and the infrared temperature sensor 19 transmit signals to the charge controller 9, the charge controller 9 controls the power-off protector 14 to cut off a charging power supply, meanwhile, high-pressure gas and naked flame in the main box body 1 pass through the box body pressure release holes 3-1 on the right side and the wire mesh fireproof covers 3-2 correspondingly arranged outside the box body pressure release holes 3-1, the wire mesh fireproof covers 3-2 are formed by weaving metal wires with good heat conductivity, when flame passes through the wire mesh fireproof covers on the wire mesh fireproof covers 3-2 and the pressure release bin protection cover pressure release holes 20, heat is absorbed by the metal wires, the temperature is reduced, the combustible gas can not reach the ignition point and is extinguished, no naked flame exists in the pressure release bin, the fire behavior is prevented from further spreading, meanwhile, the pressure in the box can be reduced through the plurality of pressure release holes, and the main box body 1 and the pressure release bin protection cover are protected.

The fire extinguishing agent that uses in this device is carbon dioxide extinguishing agent, mainly uses when a plurality of battery charging outfits charge simultaneously, when the burning of firing takes place for the battery of one of them battery charging outfits, sprays extinguishing agent to its battery that fires, alleviates the burning and to the damage of other normal equipment, alleviates the loss of accident.

The utility model discloses a set up chamber door locking device and a plurality of sensor and mutually support, can in time respond to the chamber door and close, carry out real time monitoring and prevention and control to the charging line, make the battery charging outfit charge under safe condition, the right side chamber door is equipped with a plurality of pressure release holes and corresponds with the silk screen fire prevention cover in the pressure release storehouse, can extinguish naked light when the naked light takes place, provide the overflow path of high-pressure gas when exploding, reduce incasement pressure, the protection box body; the guarantee only can charge to consumer under closing the chamber door and locking the state of targetting in place, prevents to take place when the explosion on fire charging, and flame and high-pressure gas break away the chamber door that does not lock, cause the flame to splash the charging case outside, arouse the disaster situation to stretch.

Claims

1. A novel protective box comprises a main box body (1), an external main power supply (15) and a charging interface (16), wherein a box door (4) is arranged on the main box body (1), a door lock (5) is arranged on the box door (4), the external main power supply (15) is respectively connected with a charging controller (9) and the charging interface (16) through a power cable, the novel protective box is characterized by further comprising a box door locking device and a pressure relief bin protective cover (3), the box door locking device comprises a box door locking rod (5-2), a connecting rod (5-3) and a locking sensor (6), the lower end of the box door locking rod (5-2) is rotatably connected with the upper end of the connecting rod (5-3), and the lower end of the connecting rod (5-3) is connected with the door lock (5); the box door (4) is provided with a lock rod hole (5-1), when the box door is not closed, the upper end of a box door lock rod (5-2) is positioned in the lock rod hole (5-1) at the upper end of the main box body (1), when the box door is closed, the lower end of the box door lock rod (5-2) penetrates through the lock rod hole (5-1) under the action of a connecting rod (5-3) and is contacted with the main box body (1), and the locking sensor (6) is arranged on one side of the lock rod hole (5-1) and is used for sensing whether the box door (4) is completely closed; the locking sensor (6) is connected with a charging controller (9), and the charging controller (9) is used for controlling the on-off of a charging power supply; the fire-proof and fire-proof safety box is characterized in that the right side of the main box body (1) is connected with a pressure relief bin protective cover (3), a plurality of silk screen fire-proof covers (3-2) are arranged in the pressure relief bin protective cover (3), a plurality of groups of box body pressure relief holes (3-1) are formed in the box wall of the right side of the main box body (1), and the box body pressure relief holes (3-1) are correspondingly connected with the silk screen fire-proof covers (3-2).

2. The novel protective box according to claim 1, characterized in that the box door lock rods (5-2) and the connecting rods (5-3) are arranged in two groups, and are symmetrically arranged at the upper end and the lower end of the door lock (5).

3. A new protective case according to claim 1, characterised in that the locking sensor (6) is a photoelectric or hall sensor.

4. The novel protective box according to claim 1, characterized in that the bottom of the pressure relief bin protective cover (3) is provided with a pressure relief bin protective cover pressure relief hole (20), and a wire mesh fireproof cover (3-2) is arranged above the pressure relief bin protective cover pressure relief hole (20).

5. The novel protective box according to claim 1, characterized in that the pressure relief bin protective cover (3) is connected with the main box body (1) through pressure relief bin fastening bolts (21), and the wire mesh fireproof cover (3-2) is made of white steel.

6. A new protective box according to claim 1, characterized in that the charging controller (9) is further connected to a current sensor (13), and the current sensor (13) is arranged in the charging circuit for monitoring whether the charging current exceeds a set value.

7. A novel protective box according to claim 1, characterized in that a power-off protector (14) is arranged outside the main box body (1), and the power-off protector (14) is connected with an external main power supply (15).

8. The novel protective box according to claim 1, characterized by further comprising an equipment bin protective cover (2), wherein the equipment bin protective cover (2) is arranged on the left side of the main box body (1), and a power indicator (7) and a display screen (8) are arranged on the equipment bin protective cover (2).

9. The novel protection box according to claim 1, characterized by further comprising a fire extinguishing device, wherein the fire extinguishing device comprises an infrared temperature sensor (19), a smoke alarm (18) and a fire extinguishing agent gas cylinder (10), the infrared temperature sensor (19) and the smoke alarm (18) are respectively installed on the inner side of the top of the main box body (1), the fire extinguishing agent gas cylinder (10) is installed on the outer left side of the main box body (1), the fire extinguishing agent gas cylinder (10) is communicated with a fire extinguishing agent spray pipe (11), the fire extinguishing agent spray pipe (11) is connected with a fire extinguishing agent electromagnetic valve (12), the charging controller (9) is respectively connected with the infrared temperature sensor (19) and the smoke alarm (18) and controls the fire extinguishing agent electromagnetic valve (12) to be turned on or off.

10. The protective case of claim 6, wherein at least one of the charging circuits is provided.