CN209865083U - Automatic fire extinguishing protection system for charging storage battery - Google Patents
Automatic fire extinguishing protection system for charging storage battery Download PDFInfo
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- CN209865083U CN209865083U CN201920355773.XU CN201920355773U CN209865083U CN 209865083 U CN209865083 U CN 209865083U CN 201920355773 U CN201920355773 U CN 201920355773U CN 209865083 U CN209865083 U CN 209865083U
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Abstract
The utility model discloses an automatic fire extinguishing protection system for charging a storage battery, which comprises a storage battery charger and a protection box, wherein the storage battery charger comprises an overcharge protection circuit; a partition plate is arranged in the protection box, linear bearings are arranged on two opposite side edges of the partition plate in a sliding manner, a pair of sliding rails is symmetrically arranged on the left inner side wall and the right inner side wall of the protection box, and the linear bearings are arranged on the cylindrical shaft type sliding rails in a matching manner; the fire extinguisher is installed on the partition plate, the motor is installed at the top in the protection box, a rotating shaft is horizontally arranged in the protection box, one end of the rotating shaft is rotatably connected with the inner side wall of the protection box, the other end of the rotating shaft is in transmission connection with the motor, a baffle is rotatably connected to the rotating shaft through external threads, and the baffle is matched with a control panel of the fire extinguisher; the alarm device also comprises a controller, a temperature sensor, a smoke sensor and an alarm. The utility model discloses can prevent that the battery from overcharging, carry out effectual putting out a fire and reporting to the police automatically.
Description
Technical Field
The utility model relates to a battery charging technical field especially relates to a battery charging automatic fire extinguishing protection system.
Background
With the vigorous development of electric bicycles and electric vehicles, more and more electric vehicles enter the market, and the electric vehicles bring convenience for people and bring problems, such as the problem of charging the storage batteries of the electric vehicles. The battery is in the charging process, often can be because contact problem and the conflagration breaks out, in addition, in order to save time, people generally all charge the battery when sleeping night, often can take place the condition of battery overcharge, cause the damage to the battery easily when overcharging, also arouse the battery to catch fire simultaneously easily. In the face of the problem, people often cannot find the fire in time and put out the fire in time, so that safety accidents and economic losses are caused.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a battery charging automatic fire extinguishing protection system can prevent effectively that the battery from overcharging, avoids the battery to cause the conflagration because of overcharging to can in time discover the conflagration, and carry out effectual putting out a fire and reporting to the police automatically.
In order to achieve the above object, the utility model adopts the following technical scheme:
a storage battery charging automatic fire extinguishing protection system comprises a charging device, a fire extinguishing device and an alarm device.
The charging device comprises a storage battery charger, the storage battery charger comprises an overcharge protection circuit, the overcharge protection circuit comprises a Silicon Controlled Rectifier (SCR), a triode Q1, a triode Q2 and a relay K, a gate G of the Silicon Controlled Rectifier (SCR) is connected with a trickle charge indicating mechanism (indicating lamp) of the storage battery charger, an anode T1 of the Silicon Controlled Rectifier (SCR) is connected with an output anode C1 of the storage battery charger, and a cathode T2 of the Silicon Controlled Rectifier (SCR) is connected with an output cathode C2 of the storage battery charger sequentially through a resistor R3 and a capacitor C; the base of triode Q1 is connected in the common terminal of resistance R3 and electric capacity C, triode Q1's collecting electrode is connected in silicon controlled rectifier SCR's negative pole T2 through resistance R2, triode Q2's base is connected to triode Q1's projecting pole, triode Q2's collecting electrode warp relay K's coil connection silicon controlled rectifier SCR's negative pole T2, battery charger's output negative pole C2 is connected to triode Q2's projecting pole, battery charger's input B1 warp the commercial power is connected to relay K's normally closed contact.
The fire extinguishing device comprises a protection box, the protection box comprises a box body, a box door is arranged on the front side of the box body, the storage battery charger is arranged at the inner bottom of the box body, a partition plate is horizontally arranged in the box body and above the storage battery charger, two fire extinguishers are arranged on the upper surface of the partition plate, the two fire extinguishers are distributed in a left-right mirror symmetry manner, a control panel for controlling the opening and closing of the fire extinguishers is arranged on one side of each fire extinguisher, the bottom end of the control panel is hinged with the fire extinguishers, the top ends of the control panels are connected with the fire extinguishers through springs, nozzles are arranged on the fire extinguishers, and; a motor is installed at the inner top of the box body, and an output shaft of the motor is vertically and downwards arranged and fixedly connected with a first bevel gear; the level is equipped with first pivot and second pivot in the box, the one end of first pivot and second pivot is connected with the rotation of the two inside walls in the left and right sides of box respectively, the other end of first pivot and second pivot sets up relatively and all link firmly with first bevel gear meshed second bevel gear, all open the external screw thread in first pivot and the second pivot, and the screw thread direction of the epaxial external screw thread of first pivot and second is the same, be connected with first baffle through the external screw thread rotation in the first pivot, be connected with the second baffle through the external screw thread rotation in the second pivot, first baffle and the vertical setting of second baffle.
The alarm device comprises an alarm, and the alarm is arranged outside the box body.
This battery charging automatic fire extinguishing protection system still includes controller, temperature sensor and smoke transducer set up inside the box, temperature sensor's signal output part connection director's first signal input part, smoke transducer's signal output part connection director's second signal input part, the signal input part of alarm is connected to the first signal output part of controller, the signal input part of motor is connected to the second signal output part of controller.
The working principle is as follows: connect the battery to charge on the battery charger, trigger silicon controlled rectifier SCR through trickle charge indicating mechanism and switch on, charge electric capacity C, when electric capacity C passes through a period of time saturation, triode Q1 and triode Q2 switch on, the relay K coil is electrified, its normally closed contact disconnection for break off between battery charger and the commercial power, thereby prevent to overcharge the battery, effectively prolong the life of battery, prevent that the battery from causing the conflagration because of overcharging. When the storage battery is in fire due to contact and other problems in the charging process, the temperature in the box body is not very high but smoke is generated in the early stage of the ignition of the storage battery, at the moment, the smoke sensor detects smoke signals and transmits the signals to the controller, the controller outputs signals to the motor, the motor is started to drive the first bevel gear to rotate, the first rotating shaft and the second rotating shaft are driven to rotate through the second bevel gear meshed with the first bevel gear, the rotating directions are opposite, because the thread directions of the external threads on the first rotating shaft and the second rotating shaft are the same, when the first rotating shaft and the second rotating shaft rotate, the moving directions of the first baffle and the second baffle which are in threaded fit with the first rotating shaft and the second rotating shaft are opposite, the rotating direction of the motor is set, the first baffle and the second baffle move oppositely, and control panels on two fire extinguishers are extruded respectively, two fire extinguishers are started, and the spray heads of the two fire extinguishers face the storage battery charger, so that fire is extinguished towards a fire place. The utility model discloses still be provided with temperature sensor, when the box radiating effect is not good (the thermovent blocks up or when the heat abstractor trouble), lead to the temperature rise in the box, when exceeding the safe value of settlement, temperature sensor can detect dangerous temperature signal to give the controller with signal output, controller output signal puts out a fire. So, use through smoke transducer and temperature sensor's cooperation, can in time report to the police and put out a fire, make the charging process of battery safer. When the controller receives a firing signal from the smoke sensor or the temperature sensor, the controller can also output a signal to the alarm, and the alarm receives the signal to start alarming and prompt people to have a fire. After putting out a fire, the temperature in the box can descend gradually, when falling to safe temperature, temperature sensor detects this safe temperature signal, and give the controller with signal output, controller output signal gives the motor, the motor reversal, drive first baffle and second baffle and resume home position (when home position, first baffle and second baffle contactless with the control panel of fire extinguisher), the control panel on the fire extinguisher is not extruded, reset under the effect of spring, the fire extinguisher is closed, stop putting out a fire.
Preferably, the relative both sides limit of baffle has all been opened T type groove slide rail, T type groove slide rail fit in is equipped with T type slider, the one end that T type slider kept away from T type groove slide rail is fixed with linear bearing, a pair of slide rail is installed to the symmetry on the two inside walls of the left and right sides of box, and this slide rail is cylindrical shaft type slide rail, linear bearing cooperation sets up on the cylindrical shaft type slide rail.
Through the cooperation of linear bearing and cylindrical shaft type slide rail, can conveniently pull out the baffle from the box, and then conveniently change the fire extinguisher.
Preferably, the fire extinguisher is a water-based type fire extinguisher.
The water-based fire extinguisher has the best fire extinguishing effect on the storage battery.
Preferably, a positioning rod is arranged in the box body, the positioning rod is parallel to the first rotating shaft, two ends of the positioning rod are fixedly connected with the left inner side wall and the right inner side wall of the box body respectively, and the positioning rod penetrates through the first baffle and the second baffle and is connected with the first baffle and the second baffle in a sliding mode.
Set up the locating lever, first baffle and second baffle can slide along the locating lever under the drive of first pivot and second pivot, prevent that first baffle and second baffle from taking place the skew at the in-process that removes, make its more effectual control panel on the extrusion fire extinguisher.
Preferably, a power switch is arranged on the storage battery charger, and a third signal output end of the controller is connected with a signal input end of the power switch.
The switch is intelligent fire prevention switch, and when the battery was fired on, smoke transducer detected smog to give the controller with signal transmission, controller output signal gave switch, and switch accepts the signal and cuts off the power, in time stops to charge for the battery.
Preferably, a connecting shaft is coaxially fixed at one end of the second rotating shaft opposite to the first rotating shaft, and a circular blind hole matched with the connecting shaft is formed at one end of the first rotating shaft opposite to the second rotating shaft.
The free ends of the first rotating shaft and the second rotating shaft are rotatably connected through the matching of the connecting shaft and the circular blind hole, so that the structures of the first rotating shaft and the second rotating shaft are more stable.
The utility model has the advantages that:
1. the utility model discloses a trickle charge indicating mechanism triggers silicon controlled rectifier SCR and switches on, charges electric capacity C, and when electric capacity C was saturated through a period, triode Q1 and triode Q2 switched on, and relay K coil got the electricity, and its normally closed contact breaks off for break off between battery charger and the commercial power, thereby prevent to cross to the battery and fill, effectively prolong the life of battery, prevent that the battery from causing the conflagration because of crossing filling.
2. The utility model discloses a smoke transducer and temperature sensor's cooperation is used, can in time discover the conflagration to carry out effectual putting out a fire and reporting to the police automatically, make the charging process of battery safer.
3. The utility model discloses be provided with intelligent fire prevention switch on battery charger, when the battery is on fire, can cut off power rapidly, in time stop to storage battery charging.
Drawings
Fig. 1 is a schematic structural view of an automatic fire extinguishing protection system for charging a storage battery according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view at B of FIG. 1;
FIG. 4 is a schematic view of the structure at C in FIG. 1;
FIG. 5 is a schematic view of the structure of FIG. 4 at D-D;
FIG. 6 is a schematic view of the structure at E-E in FIG. 5;
fig. 7 is a control schematic block diagram of an embodiment of the present invention;
fig. 8 is a circuit diagram of the overcharge protection circuit according to the embodiment of the present invention.
Reference numerals:
1. a battery charger; 2. a box body; 3. a partition plate; 4. a T-shaped groove slide rail; 5. a T-shaped slider; 6. a linear bearing; 7. a cylindrical shaft type slide rail; 8. a fire extinguisher; 9. a control panel; 10. a spring; 11. a spray head; 12. a motor; 13. a first bevel gear; 14. a first rotating shaft; 15. a second rotating shaft; 16. a second bevel gear; 17. an external thread; 18. a first baffle plate; 19. a second baffle; 20. positioning a rod; 21. an alarm; 22. a controller; 23. a temperature sensor; 24. a smoke sensor; 25. a connecting shaft; 26. a power supply connector; 27. an upper shield plate; 28. a lower shield plate; 29. and a power switch.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-8, the automatic fire extinguishing protection system for charging the storage battery comprises a charging device, a fire extinguishing device and an alarm device.
The charging device comprises a storage battery charger 1, the storage battery charger 1 comprises an overcharge protection circuit, the overcharge protection circuit comprises a Silicon Controlled Rectifier (SCR), a triode Q1, a triode Q2 and a relay K, a gate G of the Silicon Controlled Rectifier (SCR) is connected with a trickle charge indicating mechanism (indicating lamp) of the storage battery charger 1, an anode T1 of the Silicon Controlled Rectifier (SCR) is connected with an output anode C1 of the storage battery charger 1, and a cathode T2 of the Silicon Controlled Rectifier (SCR) is sequentially connected with an output cathode C2 of the storage battery charger 1 through a resistor R3 and a capacitor C; the base of triode Q1 is connected in the common terminal of resistance R3 and electric capacity C, triode Q1's collecting electrode is connected in silicon controlled rectifier SCR's negative pole T2 through resistance R2, triode Q1's projecting pole is connected triode Q2's base, triode Q2's collecting electrode warp relay K's coil connection silicon controlled rectifier SCR's negative pole T2, battery charger 1's output negative pole C2 is connected to triode Q2's projecting pole, battery charger 1's input B1 warp the normally closed contact of relay K connects the commercial power.
The fire extinguishing device comprises a protection box, the protection box comprises a box body 2, a partition plate 3 is horizontally arranged in the box body 2 and above a storage battery charger 1, T-shaped groove slide rails 4 are respectively arranged on the left side edge and the right side edge of the partition plate 3, the two ends of the T-shaped groove slide rails 4 are sealed, T-shaped sliders 5 are arranged in the T-shaped groove slide rails 4 in a matched mode, linear bearings 6 are fixed at one ends, away from the T-shaped groove slide rails 4, of the T-shaped sliders 5, a pair of slide rails are symmetrically arranged on the left inner side wall and the right inner side wall of the box body 2, the slide rails are cylindrical shaft type slide rails 7, the linear bearings 6 are arranged on the cylindrical shaft type slide rails 7 in a matched mode, an upper shielding plate 27 and a lower shielding plate; the upper surface of the partition plate 3 is provided with two fire extinguishers 8, the fire extinguishers 8 are water-based fire extinguishers, the two fire extinguishers 8 are distributed in a left-right mirror symmetry manner, one side of each fire extinguisher 8 is provided with a control panel 9 for controlling the opening and closing of the fire extinguisher 8, the bottom end of each control panel 9 is hinged with the fire extinguisher 8, the top end of each control panel 9 is connected with the fire extinguisher 8 through a spring 10, each fire extinguisher 8 is provided with a spray nozzle 11, and the partition plate 3 is provided with a through; a motor 12 is arranged at the inner top of the box body 2, and an output shaft of the motor 12 is vertically arranged downwards and fixedly connected with a first bevel gear 13; a first rotating shaft 14 and a second rotating shaft 15 are horizontally arranged in the box body 2, the left end of the first rotating shaft 14 and the right end of the second rotating shaft 15 are respectively rotatably connected with the left inner side wall and the right inner side wall of the box body 2, the right end of the first rotating shaft 14 and the left end of the second rotating shaft 15 are oppositely arranged and fixedly connected with second bevel gears 16 meshed with the first bevel gears 13, external threads 17 are respectively arranged on the first rotating shaft 14 and the second rotating shaft 15, the thread directions of the external threads 17 on the first rotating shaft 14 and the second rotating shaft 15 are the same, the first rotating shaft 14 is rotatably connected with a first baffle 18 through the external threads 17, the second rotating shaft 15 is rotatably connected with a second baffle 19 through the external threads 17, and the first baffle 18 and the second baffle 19 are vertically arranged; the positioning rod 20 is arranged in the box body 2, the positioning rod 20 is parallel to the first rotating shaft 14 or the second rotating shaft 15, two ends of the positioning rod 20 are fixedly connected with the left inner side wall and the right inner side wall of the box body 2 respectively, and the positioning rod 20 penetrates through the first baffle 18 and the second baffle 19 and is connected with the first baffle 18 and the second baffle 19 in a sliding mode.
Set up locating lever 20, first baffle 18 and second baffle 19 can slide along locating lever 20 under the drive of first pivot 14 and second pivot 15, prevent that first baffle 18 and second baffle 19 from taking place the skew at the in-process that removes, make its more effective control panel 9 on the extrusion fire extinguisher 8.
The alarm device comprises an alarm 21, and the alarm 21 is arranged on the outer side wall of the box body 2.
This battery charging automatic fire extinguishing protection system still includes controller 22, temperature sensor 23 and smoke transducer 24 set up on the inside wall of box 2, controller 22's specific mounted position is not limited, be equipped with switch 29 on the battery charger 1, the first signal input part of temperature sensor 23's signal output part connection controller 22, smoke transducer 24's signal output part connection controller 22's second signal input part, the signal input part of alarm 21 is connected to controller 22's first signal output part, motor 12's signal input part is connected to controller 22's second signal output part, switch 29's signal input part is connected to controller 22's third signal output part.
The working principle is as follows: connect the battery on battery charger 1 and charge, trigger silicon controlled rectifier SCR through trickle charge indicating mechanism and switch on, charge electric capacity C, when electric capacity C passes through a period of time saturation, triode Q1 and triode Q2 switch on, the relay K coil is electrified, its normally closed contact disconnection, make disconnection between battery charger 1 and the commercial power, thereby prevent to overcharge the battery, effectively prolong the life of battery, prevent that the battery from causing the conflagration because of overcharging. When the storage battery is in fire due to contact and other problems in the charging process, the temperature in the box body 2 is not very high but smoke is generated in the early stage of the storage battery firing, at this time, the smoke sensor 24 detects a smoke signal and transmits the signal to the controller 22, the controller 22 outputs a signal to the motor 12, the motor 12 is started to drive the first bevel gear 13 to rotate, the first rotating shaft 14 and the second rotating shaft 15 are driven to rotate through the second bevel gear 16 meshed with the first bevel gear 13, the rotating directions are opposite, because the thread directions of the external threads 17 on the first rotating shaft 14 and the second rotating shaft 15 are the same, when the first rotating shaft 14 and the second rotating shaft 15 rotate, the moving directions of the first baffle plate 18 and the second baffle plate 19 which are in threaded rotation fit with the first rotating shaft 14 and the second rotating shaft 15 are opposite, the rotating direction of the motor 12 is set, so that the first baffle plate 18 and the second baffle plate 19 move towards each other, and then extrude control panel 9 on two fire extinguishers 8 respectively, start two fire extinguishers 8, two fire extinguishers 8's shower nozzle 11 all towards battery charger 1, and then put out a fire to the place of firing. The utility model discloses still be provided with temperature sensor 23, when box 2 radiating effect is not good (the thermovent blocks up or during the heat abstractor trouble), lead to the temperature rise in the box 2, when exceeding the safe value of settlement, temperature sensor 23 can detect dangerous temperature signal to give controller 22 with signal output, controller 22 output signal puts out a fire. Therefore, by using the smoke sensor 24 and the temperature sensor 23 in a matched manner, the alarm and the fire extinguishing can be carried out in time, so that the charging process of the storage battery is safer. The controller 22 also outputs a signal to the alarm 21 when receiving a fire signal from the smoke sensor 24 or the temperature sensor 23, and the alarm 21 receives the signal to activate an alarm to notify people of a fire. After putting out a fire, the temperature in the box 2 can decline gradually, when falling to safe temperature, temperature sensor 23 detects this safe temperature signal, and give controller 22 with signal output, controller 22 output signal gives motor 12, motor 12 reverses, drive first baffle 18 and second baffle 19 and resume home position (when home position, first baffle 18 and second baffle 19 and fire extinguisher 8's control panel 9 contactless), control panel 9 on fire extinguisher 8 is not extrudeed, reset under the effect of spring 10, fire extinguisher 8 closes, stop putting out a fire.
Example 2
As shown in fig. 2, in this embodiment, on the basis of embodiment 1, a connecting shaft 25 is coaxially fixed at the left end of the second rotating shaft 15, a circular blind hole matched with the connecting shaft 25 is formed at the right end of the first rotating shaft 14, and the structures of the first rotating shaft 14 and the second rotating shaft 15 can be more stable through the matching of the connecting shaft 25 and the circular blind hole.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (6)
1. The automatic fire extinguishing protection system for charging the storage battery is characterized by comprising a charging device, a fire extinguishing device and an alarm device;
the charging device comprises a storage battery charger, the storage battery charger comprises an overcharge protection circuit, the overcharge protection circuit comprises a Silicon Controlled Rectifier (SCR), a triode Q1, a triode Q2 and a relay K, a gate G of the Silicon Controlled Rectifier (SCR) is connected with a trickle charge indication mechanism of the storage battery charger, an anode T1 of the Silicon Controlled Rectifier (SCR) is connected with an output anode C1 of the storage battery charger, and a cathode T2 of the Silicon Controlled Rectifier (SCR) is sequentially connected with an output cathode C2 of the storage battery charger through a resistor R3 and a capacitor C; the base electrode of the triode Q1 is connected with the common end of a resistor R3 and a capacitor C, the collector electrode of the triode Q1 is connected with the cathode T2 of the SCR through a resistor R2, the emitter electrode of the triode Q1 is connected with the base electrode of the triode Q2, the collector electrode of the triode Q2 is connected with the cathode T2 of the SCR through the coil of the relay K, the emitter electrode of the triode Q2 is connected with the output cathode C2 of a storage battery charger, and the input end B1 of the storage battery charger is connected with the commercial power through the normally closed contact of the relay K;
the fire extinguishing device comprises a protection box, the protection box comprises a box body, a box door is arranged on the front side of the box body, the storage battery charger is arranged at the inner bottom of the box body, a partition plate is horizontally arranged in the box body and above the storage battery charger, two fire extinguishers are arranged on the upper surface of the partition plate, the two fire extinguishers are distributed in a left-right mirror symmetry manner, a control panel for controlling the opening and closing of the fire extinguishers is arranged on one side of each fire extinguisher, the bottom end of the control panel is hinged with the fire extinguishers, the top ends of the control panels are connected with the fire extinguishers through springs, nozzles are arranged on the fire extinguishers, and; a motor is installed at the inner top of the box body, and an output shaft of the motor is vertically and downwards arranged and fixedly connected with a first bevel gear; a first rotating shaft and a second rotating shaft are horizontally arranged in the box body, one ends of the first rotating shaft and the second rotating shaft are respectively and rotatably connected with the left inner side wall and the right inner side wall of the box body, the other ends of the first rotating shaft and the second rotating shaft are oppositely arranged and are fixedly connected with second bevel gears meshed with the first bevel gears, external threads are respectively arranged on the first rotating shaft and the second rotating shaft, the thread directions of the external threads on the first rotating shaft and the second rotating shaft are the same, the first rotating shaft is rotatably connected with a first baffle through the external threads, the second rotating shaft is rotatably connected with a second baffle through the external threads, and the first baffle and the second baffle are vertically arranged;
the alarm device comprises an alarm which is arranged outside the box body;
still include controller, temperature sensor and smoke transducer set up inside the box, temperature sensor's signal output part connection director's first signal input part, smoke transducer's signal output part connection director's second signal input part, the signal input part of alarm is connected to the first signal output part of controller, the signal input part of motor is connected to the second signal output part of controller.
2. The automatic fire extinguishing protection system for the storage battery charging according to claim 1, wherein the opposite two side edges of the partition board are respectively provided with a T-shaped groove slide rail, a T-shaped slide block is arranged in the T-shaped groove slide rail in a matching manner, a linear bearing is fixed at one end of the T-shaped slide block, which is far away from the T-shaped groove slide rail, a pair of slide rails is symmetrically arranged on the left inner side wall and the right inner side wall of the box body, the slide rails are cylindrical shaft type slide rails, and the linear bearings are arranged on the cylindrical shaft type slide rails in a matching manner.
3. The battery-charging automatic fire-extinguishing protection system according to claim 1, wherein the fire extinguisher is a water-based type fire extinguisher.
4. The automatic fire extinguishing protection system for storage battery charging according to claim 1, wherein a positioning rod is arranged in the box body, the positioning rod is parallel to the first rotating shaft, two ends of the positioning rod are fixedly connected with the left inner side wall and the right inner side wall of the box body respectively, and the positioning rod penetrates through the first baffle and the second baffle and is connected with the first baffle and the second baffle in a sliding manner.
5. The automatic fire extinguishing protection system for battery charging according to claim 1, wherein a power switch is provided on the battery charger, and a third signal output terminal of the controller is connected to a signal input terminal of the power switch.
6. The automatic fire extinguishing protection system for the battery charging according to claim 1, wherein a connecting shaft is coaxially fixed at one end of the second rotating shaft opposite to the first rotating shaft, and a round blind hole matched with the connecting shaft is formed at one end of the first rotating shaft opposite to the second rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355773.XU CN209865083U (en) | 2019-03-20 | 2019-03-20 | Automatic fire extinguishing protection system for charging storage battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355773.XU CN209865083U (en) | 2019-03-20 | 2019-03-20 | Automatic fire extinguishing protection system for charging storage battery |
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| CN209865083U true CN209865083U (en) | 2019-12-31 |
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| CN201920355773.XU Active CN209865083U (en) | 2019-03-20 | 2019-03-20 | Automatic fire extinguishing protection system for charging storage battery |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111068209A (en) * | 2020-01-07 | 2020-04-28 | 缙云叶普电子科技有限公司 | Short-circuit open fire prevention foam covering device |
| CN111262139A (en) * | 2020-01-18 | 2020-06-09 | 邓智超 | Fire extinguishing device for power distribution cabinet |
| CN111293376A (en) * | 2020-02-26 | 2020-06-16 | 福建华祥电源科技有限公司 | Anti-aging storage battery |
| CN112007302A (en) * | 2020-08-28 | 2020-12-01 | 国网山西省电力公司电力科学研究院 | Fire prevention screen cabinet for direct current power supply of transformer substation |
| CN113730846A (en) * | 2021-08-12 | 2021-12-03 | 国网河北省电力有限公司检修分公司 | Lithium electricity fire hose that charges |
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2019
- 2019-03-20 CN CN201920355773.XU patent/CN209865083U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111068209A (en) * | 2020-01-07 | 2020-04-28 | 缙云叶普电子科技有限公司 | Short-circuit open fire prevention foam covering device |
| CN111068209B (en) * | 2020-01-07 | 2020-12-22 | 扬州瑞顺投资咨询有限公司 | Short-circuit open fire prevention foam covering device |
| CN111262139A (en) * | 2020-01-18 | 2020-06-09 | 邓智超 | Fire extinguishing device for power distribution cabinet |
| CN111293376A (en) * | 2020-02-26 | 2020-06-16 | 福建华祥电源科技有限公司 | Anti-aging storage battery |
| CN111293376B (en) * | 2020-02-26 | 2023-05-16 | 福建华祥电源科技有限公司 | Anti-aging storage battery |
| CN112007302A (en) * | 2020-08-28 | 2020-12-01 | 国网山西省电力公司电力科学研究院 | Fire prevention screen cabinet for direct current power supply of transformer substation |
| CN113730846A (en) * | 2021-08-12 | 2021-12-03 | 国网河北省电力有限公司检修分公司 | Lithium electricity fire hose that charges |
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