Lithium battery bin with fire extinguishing effect

Abstract

The utility model relates to the technical field of lithium battery safety protection, and discloses a lithium battery bin with a fire extinguishing effect, which comprises a floor, a positioning frame is fixedly mounted in the middle of the upper end of the floor, a top frame is arranged above the positioning frame, and a fixing column is fixedly mounted between the top frame and the positioning frame. The fire sensor is arranged to monitor the fire, when the fire occurs, the air cylinder is used for pushing the sealing plate to seal the exhaust pipe to block air, the fire extinguishing assembly conveys a carbon dioxide fire extinguishing agent into the flame-retardant closed bin for efficient fire extinguishing, and property loss caused by combustion is reduced; the alarm and the signal transceiver are arranged to quickly transmit a fire, the oxygen concentration sensor and the temperature sensor are arranged to monitor the oxygen concentration and the temperature respectively, the situation that spontaneous combustion and high-temperature gas are generated again after the closed bin is opened, and first-aid repair personnel are hurt is prevented, the fan is arranged to quickly exhaust the high-temperature gas, and the lifting mechanism is arranged to lift the closed bin. And the exposed lithium battery pack is convenient for first-aid repair work.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery safety protection, in particular to a lithium battery compartment with fire extinguishing effect. Background Art

[0002] Lithium batteries are a kind of efficient energy storage product, which are widely used in mobile phones, laptops, electric vehicles, household appliances and other equipment to provide efficient use of electricity. After lithium batteries are produced, they need to be placed and stored, and lithium battery warehouses are important facilities for storing lithium batteries.

[0003] Lithium batteries are prone to spontaneous combustion due to factors such as their own quality defects, and then quickly ignite other intact lithium batteries nearby. However, today's lithium battery warehouses lack the necessary fire extinguishing mechanisms and are unable to quickly suppress fires, which in turn leads to a large amount of property losses. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] The purpose of the utility model is to provide a lithium battery compartment with fire extinguishing effect to solve the problems raised in the above background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lithium battery warehouse with fire extinguishing effect, comprising a floor, a positioning frame is fixedly installed on the middle part of the upper end of the floor, a top frame is arranged above the positioning frame, a fixing column is fixedly installed between the top frame and the positioning frame, a lithium battery pack is arranged on the upper side of the floor, a closed warehouse is sleeved on the outer side of the lithium battery pack, and the closed warehouse is arranged on the inner side of the positioning frame, a lifting mechanism for controlling the lifting of the closed warehouse is arranged between the positioning frame and the top frame, a controller is fixedly installed on the left side of the upper end of the closed warehouse, a fire extinguishing assembly is installed on the right side of the upper end of the closed warehouse, and an exhaust pipe is installed on the upper end of the left side surface of the closed warehouse.

[0008] Preferably, the lifting mechanism includes a motor, a threaded rod and a lifting block. The motor is fixedly installed on the left side of the bottom of the top frame, and a threaded rod is fixedly installed on the output shaft of the motor. The bottom of the threaded rod is rotatably installed on the positioning frame, and the outer side of the threaded rod is threadedly connected to the lifting block, and one side of the lifting block is fixedly installed on the closed bin.

[0009] Through the above technical solution, the starting motor drives the threaded rod to rotate, and the threaded rod drives the lifting block 1 to perform lifting movement, and then drives the closed bin to perform lifting movement.

[0010] Preferably, the lifting mechanism also includes a smooth rod and a lifting block 2, a smooth rod is fixedly connected between the positioning frame and the right end of the top frame, a lifting block 2 is provided on the outer movable sleeve of the smooth rod, and one side of the lifting block 2 is fixedly mounted on the closed bin.

[0011] Through the above technical solution, when the closed bin is lifting, the lifting block 2 also moves up and down on the outside of the smooth rod, so that the closed bin is lifted and lowered smoothly.

[0012] Preferably, the fire extinguishing assembly includes a carbon dioxide storage tank, a pumping device, a connecting pipe and a delivery pipe. The carbon dioxide storage tank and the pumping device electrically connected to the controller are fixedly installed on the upper end of the closed warehouse. A connecting pipe is connected between the discharge port of the carbon dioxide storage tank and the feed port of the pumping device. A delivery pipe is fixedly installed on the output port of the pumping device, and one end of the delivery pipe away from the pumping device penetrates into the inner bottom of the closed warehouse.

[0013] Through the above technical solution, when a fire occurs inside the closed warehouse, the pumping device extracts carbon dioxide fire extinguishing agent from the carbon dioxide storage tank and then transports it into the closed warehouse for fire extinguishing.

[0014] Preferably, a fixing frame is fixedly installed on the outer top of the lithium battery pack, and a plurality of fire sensors electrically connected to the controller are distributed on the bottom of the fixing frame.

[0015] Through the above technical solution, the fire sensor under the fixed frame can comprehensively and quickly sense the fire occurring on the lithium battery pack and transmit the signal to the controller for processing.

[0016] Preferably, an alarm and a signal receiver electrically connected to the controller are fixedly mounted on the upper end of the closed compartment, and a display screen electrically connected to the controller is fixedly mounted on the front end of the closed compartment.

[0017] Through the above technical solution, when a fire occurs in a closed warehouse, the controller controls the alarm to sound an alarm, and the signal transceiver further transmits the signal to the remote terminal to remind the staff to perform rescue in turn. The display screen is used to display the various situations and working status detected by the controller.

[0018] Preferably, a fan and a temperature sensor electrically connected to the controller are fixedly mounted on the inner top of the closed chamber, and the closed chamber is made of flame-retardant material.

[0019] Through the above technical solution, the temperature sensor detects the internal temperature to prevent the staff from avoiding high temperature during emergency repairs. After the internal fire is extinguished, the fan is started to discharge the internal high-temperature gas to the outside through the exhaust pipe.

[0020] Preferably, a cylinder electrically connected to the controller is fixedly installed at the inner left end of the closed chamber, a sealing plate is fixedly installed on the movable end of the cylinder, the sealing plate is attached to the right end of the exhaust pipe, and an oxygen concentration sensor electrically connected to the controller is fixedly installed near the exhaust pipe.

[0021] Through the above technical solution, under normal circumstances, the sealing plate and the exhaust pipe are staggered to maintain internal ventilation. When a fire occurs, the cylinder is started to push the sealing plate to seal the exhaust pipe, thereby isolating the air and preventing further combustion. The oxygen concentration sensor can detect the internal oxygen content, making it convenient to open the exhaust pipe to discharge high-temperature gas after the fire is extinguished to avoid further combustion.

[0022] Compared with the prior art, the utility model provides a lithium battery compartment with fire extinguishing effect, which has the following beneficial effects:

[0023] 1. The utility model is provided with a floor, a positioning frame, a closed chamber, a controller, a fire extinguishing assembly, a fixing frame, a fire sensor, a cylinder, a sealing plate, etc. When a fire occurs in a lithium battery pack, the fire sensor detects it first, and the sealing plate driven by the cylinder is used to seal the exhaust pipe to block the air, and the fire extinguishing assembly is used to transport the carbon dioxide fire extinguishing agent into the closed flame-retardant closed chamber to extinguish the fire, thereby achieving the purpose of rapid fire extinguishing, with high efficiency and good effect of fire extinguishing, and reducing the property loss caused by excessive combustion of the lithium battery pack;

[0024] 2. The utility model is provided with a top frame, a fixed column, a lifting mechanism, an oxygen concentration sensor, a fan, a temperature sensor, an alarm, a signal transceiver, a display screen, etc. When a fire occurs, the fire signal can be quickly transmitted to the staff through the alarm and the signal transceiver to remind them to carry out emergency repairs. The oxygen concentration sensor monitors the internal oxygen to prevent spontaneous combustion after the closed warehouse is opened. The temperature sensor monitors the temperature to prevent the internal temperature from scalding the repair personnel during emergency repairs. The fan is provided to quickly and safely discharge the high-temperature gas. The lifting mechanism is provided to facilitate lifting the closed warehouse to expose the lithium battery pack for emergency repairs. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0027] Figure 3 It is a structural schematic diagram of the fixed frame of the utility model;

[0028] Figure 4 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0029] In the figure: 1. floor; 2. positioning frame; 3. top frame; 4. fixing column; 5. lithium battery pack; 6. closed compartment; 7. lifting mechanism; 701. motor; 702. threaded rod; 703. lifting block one; 704. smooth rod; 705. lifting block two; 8. controller; 9. fire extinguishing assembly; 901. carbon dioxide storage tank; 902. pumping device; 903. connecting pipe; 904. delivery pipe; 10. exhaust pipe; 11. fixing frame; 12. fire sensor; 13. cylinder; 14. sealing plate; 15. oxygen concentration sensor; 16. fan; 17. temperature sensor; 18. alarm; 19. signal transceiver; 20. display screen. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Embodiment 1:

[0032] like Figure 1 and Figure 2 As shown, the utility model provides a lithium battery compartment with fire extinguishing effect, including a floor 1, a positioning frame 2 is fixedly installed in the middle of the upper end of the floor 1, a top frame 3 is arranged above the positioning frame 2, and a fixing column 4 is fixedly installed between the top frame 3 and the positioning frame 2, a lithium battery pack 5 is arranged on the upper side of the floor 1, a closed compartment 6 is sleeved on the outer side of the lithium battery pack 5, and the closed compartment 6 is arranged on the inner side of the positioning frame 2, a lifting mechanism 7 for controlling the lifting of the closed compartment 6 is arranged between the positioning frame 2 and the top frame 3, a controller 8 is fixedly installed on the upper left side of the closed compartment 6, a fire extinguishing assembly 9 is installed on the upper right side of the closed compartment 6, and an exhaust pipe 10 is installed on the upper end of the left side surface of the closed compartment 6.

[0033] Specifically, the lifting mechanism 7 includes a motor 701, a threaded rod 702 and a lifting block 1 703. The motor 701 is fixedly installed on the left side of the bottom of the top frame 3, the threaded rod 702 is fixedly installed on the output shaft of the motor 701, the bottom of the threaded rod 702 is rotatably installed on the positioning frame 2, the outer side of the threaded rod 702 is threadedly connected with the lifting block 1 703, and one side of the lifting block 1 703 is fixedly installed on the closed bin 6. The advantage is that the motor 701 is started to drive the threaded rod 702 to rotate, the threaded rod 702 drives the lifting block 1 703 to perform lifting motion, and then drives the closed bin 6 to perform lifting motion.

[0034] Specifically, the lifting mechanism 7 further includes a smooth rod 704 and a second lifting block 705. The smooth rod 704 is fixedly connected between the positioning frame 2 and the right end of the top frame 3. The second lifting block 705 is movably sleeved on the outer side of the smooth rod 704. One side of the second lifting block 705 is fixedly mounted on the closed bin 6. The advantage is that when the closed bin 6 is lifting, the second lifting block 705 is also lifted and lowered on the outer side of the smooth rod 704, so that the closed bin 6 is lifted and lowered smoothly.

[0035] Specifically, the fire extinguishing assembly 9 includes a carbon dioxide storage tank 901, a pumping device 902, a connecting pipe 903 and a delivery pipe 904. The carbon dioxide storage tank 901 and the pumping device 902 electrically connected to the controller 8 are fixedly installed at the upper end of the closed warehouse 6. The connecting pipe 903 is connected between the discharge port of the carbon dioxide storage tank 901 and the feed port of the pumping device 902. The delivery pipe 904 is fixedly installed on the output port of the pumping device 902. The end of the delivery pipe 904 away from the pumping device 902 penetrates into the inner bottom of the closed warehouse 6. The advantage is that when a fire occurs inside the closed warehouse 6, the pumping device 902 extracts the carbon dioxide fire extinguishing agent from the carbon dioxide storage tank 901 and then delivers it to the closed warehouse 6 to extinguish the fire.

[0036] Embodiment 2:

[0037] like Figure 2 , Figure 3 and Figure 4 As shown, as an improvement to the previous embodiment. Specifically, a fixing frame 11 is fixedly installed on the top of the outer side of the lithium battery pack 5, and a plurality of fire sensors 12 electrically connected to the controller 8 are distributed on the bottom of the fixing frame 11. The advantage is that the fire sensors 12 under the fixing frame 11 can fully and quickly sense the fire on the lithium battery pack 5 and transmit the signal to the controller 8 for processing.

[0038] Specifically, an alarm 18 and a signal transceiver 19 electrically connected to the controller 8 are fixedly installed at the upper end of the closed chamber 6, and a display screen 20 electrically connected to the controller 8 is fixedly installed at the front end of the closed chamber 6. The advantage is that when a fire occurs in the closed chamber 6, the controller 8 controls the alarm 18 to sound an alarm, and the signal transceiver 19 further transmits the signal to the remote terminal to remind the staff to perform rescue in turn, and the display screen 20 is used to display various situations and working states detected by the controller 8.

[0039] Specifically, a fan 16 and a temperature sensor 17 electrically connected to the controller 8 are fixedly installed on the top of the inner side of the closed chamber 6, and the closed chamber 6 is made of flame retardant material. The advantage is that the temperature sensor 17 detects the internal temperature to prevent the staff from avoiding high temperature during emergency repairs. After the internal fire is extinguished, the fan 16 is started to discharge the internal high-temperature gas from the exhaust pipe 10 to the outside.

[0040] Specifically, a cylinder 13 electrically connected to the controller 8 is fixedly installed at the left end of the inner side of the closed chamber 6, a sealing plate 14 is fixedly installed on the movable end of the cylinder 13, the sealing plate 14 is attached to the right end of the exhaust pipe 10, and an oxygen concentration sensor 15 electrically connected to the controller 8 is fixedly installed near the exhaust pipe 10. The advantage is that under normal circumstances, the sealing plate 14 is staggered with the exhaust pipe 10 to maintain internal ventilation. When a fire occurs, the cylinder 13 is started to push the sealing plate 14 to seal the exhaust pipe 10, thereby isolating the air and preventing further combustion. The oxygen concentration sensor 15 can detect the internal oxygen content, so that it is convenient to open the exhaust pipe 10 to discharge high-temperature gas after the fire is extinguished to avoid re-combustion. The model of the fire sensor 12 in this device is SN-828-3PL, the model of the oxygen concentration sensor 15 is HC360, and the model of the temperature sensor 17 is CWDZ11.

[0041] During use, when the lithium battery pack 5 itself catches fire, the fire sensor 12 under the fixed frame 11 quickly detects it and transmits the signal to the controller 8 for processing, and the pumping device 902 is started to transport the carbon dioxide fire extinguishing agent in the carbon dioxide storage tank 901 to the closed warehouse 6 for fire extinguishing. At the same time, the cylinder 13 is started to push the sealing plate 14 upward to seal the exhaust pipe 10, and the alarm 18 sounds an alarm. At the same time, the signal transceiver 19 transmits the fire remotely to remind the staff to come for emergency repairs. When the internal fire is extinguished and the oxygen concentration sensor 15 cannot detect oxygen, the cylinder 13 is started to evacuate the sealing plate 14 from the exhaust pipe 10, and the fan 16 is turned on to discharge the internal high-temperature gas from the exhaust pipe 10. After the temperature drops, the motor 701 is started to drive the threaded rod 702 to rotate, and the lifting block 1 703 and the lifting block 2 705 cooperate to lift the closed warehouse 6 up, exposing the lithium battery pack 5, so that the staff can carry out emergency repairs and recover property losses.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lithium battery compartment with fire extinguishing effect, comprising a floor (1), characterized in that: A positioning frame (2) is fixedly installed in the middle of the upper end of the floor (1), a top frame (3) is arranged above the positioning frame (2), a fixing column (4) is fixedly installed between the top frame (3) and the positioning frame (2), a lithium battery pack (5) is arranged on the upper side of the floor (1), a closed chamber (6) is sleeved on the outer side of the lithium battery pack (5), and the closed chamber (6) is arranged on the inner side of the positioning frame (2), a lifting mechanism (7) for controlling the lifting of the closed chamber (6) is arranged between the positioning frame (2) and the top frame (3), a controller (8) is fixedly installed on the left side of the upper end of the closed chamber (6), a fire extinguishing assembly (9) is installed on the right side of the upper end of the closed chamber (6), and an exhaust pipe (10) is installed on the upper end of the left side surface of the closed chamber (6).

2. A lithium battery compartment with fire extinguishing effect according to claim 1, characterized in that: The lifting mechanism (7) comprises a motor (701), a threaded rod (702) and a lifting block (703); the motor (701) is fixedly mounted on the left side of the bottom of the top frame (3); the threaded rod (702) is fixedly mounted on the output shaft of the motor (701); the bottom of the threaded rod (702) is rotatably mounted on the positioning frame (2); the outer side of the threaded rod (702) is threadedly connected to the lifting block (703); and one side of the lifting block (703) is fixedly mounted on the closed bin (6).

3. A lithium battery compartment with fire extinguishing effect according to claim 2, characterized in that: The lifting mechanism (7) further comprises a smooth rod (704) and a second lifting block (705); the smooth rod (704) is fixedly connected between the right ends of the positioning frame (2) and the top frame (3); the outer side of the smooth rod (704) is movably sleeved with a second lifting block (705); one side of the second lifting block (705) is fixedly mounted on the closed bin (6).

4. A lithium battery compartment with fire extinguishing effect according to claim 1, characterized in that: The fire extinguishing assembly (9) comprises a carbon dioxide storage tank (901), a pumping device (902), a connecting pipe (903) and a delivery pipe (904); the carbon dioxide storage tank (901) and the pumping device (902) electrically connected to the controller (8) are fixedly mounted on the upper end of the closed bin (6); a connecting pipe (903) is connected between the discharge port of the carbon dioxide storage tank (901) and the feed port of the pumping device (902); a delivery pipe (904) is fixedly mounted on the output port of the pumping device (902); and one end of the delivery pipe (904) away from the pumping device (902) penetrates into the inner bottom of the closed bin (6).

5. The lithium battery compartment with fire extinguishing effect according to claim 1, characterized in that: A fixing frame (11) is fixedly mounted on the top of the outer side of the lithium battery pack (5), and a plurality of fire sensors (12) electrically connected to the controller (8) are distributed on the bottom of the fixing frame (11).

6. A lithium battery compartment with fire extinguishing effect according to claim 1, characterized in that: An alarm (18) and a signal receiver (19) electrically connected to the controller (8) are fixedly mounted on the upper end of the closed chamber (6), and a display screen (20) electrically connected to the controller (8) is fixedly mounted on the front end of the closed chamber (6).

7. A lithium battery compartment with fire extinguishing effect according to claim 1, characterized in that: A fan (16) and a temperature sensor (17) electrically connected to a controller (8) are fixedly mounted on the inner top of the closed chamber (6), and the closed chamber (6) is made of flame-retardant material.

8. The lithium battery compartment with fire extinguishing effect according to claim 1, characterized in that: A cylinder (13) electrically connected to a controller (8) is fixedly mounted on the inner left end of the closed chamber (6); a sealing plate (14) is fixedly mounted on the movable end of the cylinder (13); the sealing plate (14) is attached to the right end of the exhaust pipe (10); and an oxygen concentration sensor (15) electrically connected to the controller (8) is fixedly mounted near the exhaust pipe (10).

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