CN216071276U - Safety storage protection device for lithium ion battery - Google Patents
Safety storage protection device for lithium ion battery Download PDFInfo
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- CN216071276U CN216071276U CN202122270018.1U CN202122270018U CN216071276U CN 216071276 U CN216071276 U CN 216071276U CN 202122270018 U CN202122270018 U CN 202122270018U CN 216071276 U CN216071276 U CN 216071276U
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Abstract
The utility model discloses a safety storage protection device of a lithium ion battery, which comprises a compressed nitrogen storage tank, wherein the compressed nitrogen storage tank is arranged beside a box body and stores pure compressed nitrogen inside; the air inlet electric control valve is connected to the compressed nitrogen storage tank through an air delivery through pipe and controls nitrogen to enter the box body from the air inlet; the oxygen concentration detection sensor is arranged on the cover plate of the box body and is used for detecting the oxygen concentration in the box body when the box body is sealed; the pressure detection sensor is installed on the box cover plate, when the box body is sealed, the gas pressure in the box body is detected, the gas outlet electric control valve is arranged on the box body shell. The safe storage protection device for the lithium ion battery adopts an innovative design, and the sealing rubber rings are tightly pressed on the upper part of the box body shell and the lower part of the box body cover plate, so that the box body is good in overall sealing effect.
Description
Technical Field
The utility model relates to the technical field of safe storage of lithium ion batteries, in particular to a safe storage protection device for a lithium ion battery.
Background
Lithium ion battery itself can contain a large amount of electric quantities, and improper storage can lead to lithium ion battery internal short circuit, produces a large amount of heats, and the electrolyte of lithium ion battery internal meets oxygen and will take place the burning explosion accident. Therefore, the collision, extrusion and direct sunlight of the lithium ion battery are avoided as much as possible in the storage and transportation processes, and the lithium ion battery is not easy to move or is isolated from oxygen. In order to avoid the problems, a safety storage protection device of the lithium ion battery is provided. It is very necessary.
According to patent CN112216925A discloses a reserve battery storage device of new energy automobile, including storage box, bracing piece, vent, air intake, dustproof baffle, radiator fan. Above-mentioned structure does not have the collision problem that shock attenuation buffer can't solve the battery, does not have fire-retardant material to avoid the problem that storage device burns out, does not have isolated oxygen can't solve the problem of battery short circuit explosion burning. In order to solve the above problems, innovative design is urgently needed on the basis of the original lithium battery storage device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lithium ion battery safety storage protection device, which solves the problems that the collision problem of a battery cannot be solved without a damping buffer device, the storage device cannot be burnt out without a flame-retardant material, and the short-circuit explosion and combustion of the battery cannot be solved without isolating oxygen.
In order to achieve the purpose, the utility model provides the following technical scheme: a lithium ion battery safe storage protection device, comprising:
the compressed nitrogen storage tank is arranged beside the box body and stores pure compressed nitrogen inside;
the air inlet electric control valve is connected to the compressed nitrogen storage tank through an air delivery through pipe and controls nitrogen to enter the box body from the air inlet;
the oxygen concentration detection sensor is arranged on the cover plate of the box body and is used for detecting the oxygen concentration in the box body when the box body is sealed;
the pressure detection sensor is arranged on the cover plate of the box body and is used for detecting the gas pressure in the box body when the box body is sealed;
the air outlet electric control valve is arranged on the box body shell and used for controlling air in the box body to be discharged to the outside from the air outlet;
the sealing rubber ring is arranged on the upper part of the box body shell and the lower part of the box body cover plate;
the flame-retardant rubber layer is made of high-temperature-resistant rubber materials and is uniformly attached to the inside of the box body shell.
The box body cover plate is hinged with the box body shell through a hinge and is fixed on the box body shell through a buckle;
the box body shell is a main body structure of the whole device and forms a box body structure of the whole device, and batteries are stored in the box body shell;
and the box body base is arranged at the bottom of the box body shell and supports the whole device.
The ventilation partition plate is arranged inside the box body and equally divides the inside of the box body into 3 storage spaces with the same size.
Preferably, the mechanical type manometer is installed to compression nitrogen gas storage jar upper end, through the atmospheric pressure value of the inside nitrogen gas of control holding vessel, and then reflects the nitrogen gas volume in the holding vessel, reminds operating personnel in time to change compression nitrogen gas storage jar.
Preferably, the electric control valve that admits air opens and fills compressed nitrogen into the box, opens the electric control valve that gives vent to anger and discharges the air in the box, through the concentration of oxygen in the oxygen concentration detection sensor monitoring box, the atmospheric pressure value of nitrogen in the pressure detection sensor monitoring box, after oxygen concentration is extremely low and nitrogen pressure is a little higher than atmospheric pressure in the box, closes the electric control valve that gives vent to anger, makes the box inside be full of nitrogen gas and keep the pressure-fired, completely isolated external oxygen gets into in the box, cuts off the factor that lithium ion battery took place to burn and explode.
Preferably, the sealing rubber ring is arranged on the upper portion of the box body shell, the lower portion of the box body cover plate tightly presses and compacts the box body cover plate, the box body shell and the sealing rubber ring together through the buckles uniformly distributed on the periphery of the box body, and the sealing performance is good so that the interior of the box body is completely isolated from the outside air.
Preferably, the flame-retardant rubber layer is uniformly attached to the inner part of the box body shell and is in contact with a stored battery, so that the box body shell is prevented from being damaged by high temperature caused by short circuit of the battery, and meanwhile, the collision between the battery and the box body shell is buffered and damped.
Preferably, the box base is arranged at the bottom of the box shell, and two forklift insertion holes are formed in the bottom of the box base, so that the whole storage device is convenient to carry and move.
Preferably, the baffle of ventilating is installed inside the box, and 2 baffles of ventilating divide into 3 equal box of space size with the box inside on average, have a plurality of ventholes that run through the baffle of ventilating above the baffle of ventilating, can make each space of the quick even arrival box inside of the nitrogen gas that fills, make the air exhaust of box inside more abundant.
Preferably, the inside of box base is provided with first gasbag, gas-supply pipe and second gasbag, and wherein the inside adhesive joint of box base has first gasbag, and just first gasbag passes through the gas-supply pipe and the intercommunication of second gasbag each other, through 2 groups's of gasbag of negative pressure air feed, makes it carry out self-align to fork truck's tip, avoids appearing the phenomenon that drops.
Compared with the prior art, the utility model has the beneficial effects that: the safety storage protection device for the lithium ion battery adopts an innovative design, and the sealing rubber rings are tightly pressed on the upper part of the box body shell and the lower part of the box body cover plate, so that the whole sealing effect of the box body is good; the interlocking control of the oxygen concentration detection sensor, the pressure detection sensor, the air inlet electric control valve and the air outlet electric control valve ensures that the box body is automatically filled with nitrogen and the air pressure in the box body is slightly higher than the external atmospheric pressure, so that oxygen is completely isolated, and the lithium battery is safer to store; the flame-retardant rubber layer is pasted in the box body to prevent the shell of the box body from being burnt out by high temperature generated by short circuit of the lithium battery and accidents occur; the innovative design of the safety storage protection device of the lithium ion battery ensures that the whole system has reasonable and high-efficiency process structure;
1. a sealing rubber ring is arranged between a box body shell and a box body cover plate of the storage box, the box body shell, the box body cover plate and the sealing rubber ring are tightly compacted through buckles uniformly distributed on the periphery of the box body, the sealing effect is good, and external oxygen is prevented from entering the storage box;
2. compressed nitrogen is filled into the storage box to discharge oxygen in the box, and the pressure value of the nitrogen in the box is slightly higher than the external standard atmospheric pressure, so that the interior of the box body can be kept in an oxygen-insulated environment for a long time;
3. the fire-retardant rubber layer is equipped with in the whole subsides of box inside, prevents that the lithium cell short circuit from releasing heat sharply, burns out the box shell, takes place to fire and explode the accident, and there is fork truck cartridge hole bottom the box base, the box transport and the removal of being convenient for.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a front view of the vent panel of the present invention;
FIG. 4 is a schematic view of a sectional view of the base of the case of the present invention.
In the figure: 1. compressing a nitrogen storage tank; 2. an air delivery through pipe; 3. an intake electric control valve; 4. an air inlet; 5. a hinge; 6. an oxygen concentration detection sensor; 7. a pressure detection sensor; 8. a cover plate of the box body; 9. a flame retardant rubber layer; 10. a vent hole; 11. buckling; 12. an air outlet; 13. an air outlet electric control valve; 14. a case body shell; 15. a gas-permeable partition plate; 16. sealing the rubber ring; 17. a mechanical pressure gauge; 18. a base of the box body; 19. inserting holes of a forklift; 20. a first air bag; 21. a gas delivery pipe; 22. a second air bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a lithium ion battery safe storage protection device comprises a compressed nitrogen storage tank 1, a compressed nitrogen storage tank and a protection device, wherein the compressed nitrogen storage tank 1 is arranged beside a box body and stores pure compressed nitrogen inside; an air inlet electric control valve 3 is connected to a compressed nitrogen storage tank 1 through an air delivery through pipe 2 and controls nitrogen to enter the tank body from an air inlet 4; the oxygen concentration detection sensor 6 is arranged on the cover plate 8 of the box body and is used for detecting the oxygen concentration in the box body when the box body is sealed; the pressure detection sensor 7 is arranged on the cover plate 8 of the box body and is used for detecting the gas pressure in the box body when the box body is sealed; an air outlet electric control valve 13 is arranged on a box body shell 14 and is used for controlling air in the box body to be exhausted to the outside from an air outlet 12; the sealing rubber ring 16 is arranged at the upper part of the box body shell 14 and the lower part of the box body cover plate 8; the flame-retardant rubber layer 9 is made of high-temperature-resistant rubber material and is uniformly attached to the interior of the box body shell 14. The box body cover plate 8 and the box body shell 14 are hinged together through a hinge 5 and fixed on the box body shell 14 through a buckle 11; the box body shell 14 is the main structure of the whole device and forms the box body structure of the whole device, and batteries are stored in the box body shell 14; a base 18 of the cabinet supports the entire assembly at the bottom of the cabinet housing 14. The ventilation partition plate 15 is installed inside the box body, and equally divides the inside of the box body into 3 storage spaces with the same size.
Compressed nitrogen is filled into the box body by opening the air inlet electric control valve 3, the air in the box body is discharged by opening the air outlet electric control valve 13, the concentration of the oxygen in the box body is monitored by the oxygen concentration detection sensor 6, the pressure value of the nitrogen in the box body is monitored by the pressure detection sensor 7, and the air outlet electric control valve 13 is closed after the oxygen concentration in the box body is extremely low and the pressure of the nitrogen is slightly higher than the atmospheric pressure. The interior of the box body is filled with nitrogen and kept at micro-positive pressure, so that external oxygen is completely isolated from entering the box body, and the factors of combustion and explosion of the lithium ion battery are isolated.
The sealing rubber ring 16 is arranged on the upper part of the box body shell 14, the lower part of the box body cover plate 8 tightly compacts the box body cover plate 8, the box body shell 14 and the sealing rubber ring 16 together through the buckles 11 evenly distributed on the periphery of the box body, and the inside of the box body is completely isolated from the outside air due to good sealing performance.
The flame-retardant rubber layer 9 is uniformly attached inside the box body shell 14 and is in contact with a stored battery, so that the box body shell 14 is prevented from being damaged by high temperature caused by short circuit of the battery, and meanwhile, the collision between the battery and the box body shell 14 is buffered and damped.
The base 18 is at the bottom of the enclosure 14 and the base 18 has two forklift holes 19 to facilitate movement and handling of the storage device.
The baffle 15 of ventilating is installed inside the box, and 2 the baffle 15 of ventilating divide into the same box of 3 space sizes with the box inside on average, have a plurality of air vents 10 that run through the baffle 15 of ventilating above the baffle 15 of ventilating, can make each space of the quick even arrival box inside of the nitrogen gas that fills, make the air escape of the inside of box more abundant.
The inside of box base 18 is provided with first gasbag 20, gas-supply pipe 21 and second gasbag 22, and wherein the inside adhesive joint of box base 18 has first gasbag 20, and just first gasbag 20 communicates each other through gas-supply pipe 21 and second gasbag 22, through 2 groups's of gasbag of negative pressure air feed, makes it carry out self-align to fork truck's tip, avoids appearing the phenomenon that drops.
The working principle is as follows: when the safety storage protection device for the lithium ion battery is used, according to the figures 1-4, the device is firstly placed at a position needing to work, and a box cover plate 8, a box shell 14 and a sealing rubber ring 16 are tightly compacted together through buckles 11 uniformly distributed on the periphery of a box body, so that the interior of the box body is completely isolated from the outside air; open the automatically controlled valve 3 that admits air and fill compressed nitrogen gas into the box, compressed nitrogen gas is full of the box inside through air vent 10 on the baffle 15 of ventilating, opens the automatically controlled valve 13 of giving vent to anger and discharges the air in the box, through the concentration of oxygen in the oxygen concentration detection sensor 6 monitoring box, pressure detection sensor 7 monitors the atmospheric pressure value of nitrogen gas in the box, after oxygen concentration is extremely low and nitrogen gas pressure is higher than external atmospheric pressure a little in the box, closes the automatically controlled valve 13 of giving vent to anger. Make the box inside be full of nitrogen gas and keep the pressure-fired pressure, close the automatically controlled valve 3 that admits air, make the storage box in be completely anaerobic environment, stop the burning and the explosion problem that take place lithium ion battery, increased holistic practicality.
Those not described in detail in this specification are within the skill of the art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A lithium ion battery safety storage protection device, comprising:
the compressed nitrogen storage tank is arranged beside the box body and stores pure compressed nitrogen inside;
the air inlet electric control valve is connected to the compressed nitrogen storage tank through an air delivery through pipe and controls nitrogen to enter the box body from the air inlet;
the oxygen concentration detection sensor is arranged on the cover plate of the box body and is used for detecting the oxygen concentration in the box body when the box body is sealed;
the pressure detection sensor is arranged on the cover plate of the box body and is used for detecting the gas pressure in the box body when the box body is sealed;
the air outlet electric control valve is arranged on the box body shell and used for controlling air in the box body to be discharged to the outside from the air outlet;
the sealing rubber ring is arranged on the upper part of the box body shell and the lower part of the box body cover plate;
the flame-retardant rubber layer is made of high-temperature-resistant rubber materials and is uniformly attached to the inside of the box body shell;
the box body cover plate is hinged with the box body shell through a hinge and is fixed on the box body shell through a buckle;
the box body shell is a main body structure of the whole device and forms a box body structure of the whole device, and batteries are stored in the box body shell;
the box body base is arranged at the bottom of the box body shell and supports the whole device;
the ventilation partition plate is arranged inside the box body and equally divides the inside of the box body into 3 storage spaces with the same size.
2. The lithium ion battery safety storage protection device of claim 1, characterized in that: the mechanical pressure gauge is installed to compression nitrogen gas storage jar upper end, through the atmospheric pressure value of the inside nitrogen gas of control holding vessel, and then reflects the nitrogen gas volume in the holding vessel.
3. The lithium ion battery safety storage protection device of claim 1, characterized in that: the opening of the air inlet electric control valve fills compressed nitrogen into the box body, the air outlet electric control valve is opened to discharge air in the box body, the oxygen concentration in the box body is monitored through the oxygen concentration detection sensor, the pressure value of the nitrogen in the box body is monitored through the pressure detection sensor, and the air outlet electric control valve is closed after the oxygen concentration in the box body is extremely low and the nitrogen pressure is slightly higher than the atmospheric pressure.
4. The lithium ion battery safety storage protection device of claim 1, characterized in that: the sealing rubber ring is arranged on the upper part of the box body shell, the lower part of the box body cover plate tightly presses the box body cover plate, the box body shell and the sealing rubber ring together through the buckles uniformly distributed on the periphery of the box body.
5. The lithium ion battery safety storage protection device of claim 1, characterized in that: the flame-retardant rubber layer is uniformly attached to the inner part of the box body shell and is in contact with a stored battery, so that the box body shell is prevented from being damaged by high temperature caused by short circuit of the battery, and meanwhile, the collision between the battery and the box body shell is buffered and damped.
6. The lithium ion battery safety storage protection device of claim 1, characterized in that: the box body base is arranged at the bottom of the box body shell, and two forklift insertion holes are formed in the bottom of the box body base.
7. The lithium ion battery safety storage protection device of claim 1, characterized in that: the baffle of ventilating is installed inside the box, and 2 baffles of ventilating divide into 3 equal box of space size with the box inside on average, have a plurality of air vents that run through the baffle of ventilating above the baffle of ventilating.
8. The lithium ion battery safety storage protection device of claim 1, characterized in that: the inside of box base is provided with first gasbag, gas-supply pipe and second gasbag, and wherein the inside adhesive bonding of box base has first gasbag, and just first gasbag passes through the gas-supply pipe and the intercommunication of second gasbag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122270018.1U CN216071276U (en) | 2021-09-18 | 2021-09-18 | Safety storage protection device for lithium ion battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122270018.1U CN216071276U (en) | 2021-09-18 | 2021-09-18 | Safety storage protection device for lithium ion battery |
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| Publication Number | Publication Date |
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| CN216071276U true CN216071276U (en) | 2022-03-18 |
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| CN202122270018.1U Active CN216071276U (en) | 2021-09-18 | 2021-09-18 | Safety storage protection device for lithium ion battery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115377586A (en) * | 2022-07-22 | 2022-11-22 | 北京合康新能科技股份有限公司 | Box body assembly, energy storage device and control method and control device of energy storage device |
| CN117945011A (en) * | 2024-03-27 | 2024-04-30 | 山西省汾阳医院 | Blood sampling storage equipment for emergency department |
-
2021
- 2021-09-18 CN CN202122270018.1U patent/CN216071276U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115377586A (en) * | 2022-07-22 | 2022-11-22 | 北京合康新能科技股份有限公司 | Box body assembly, energy storage device and control method and control device of energy storage device |
| CN117945011A (en) * | 2024-03-27 | 2024-04-30 | 山西省汾阳医院 | Blood sampling storage equipment for emergency department |
| CN117945011B (en) * | 2024-03-27 | 2024-06-04 | 山西省汾阳医院 | Blood sampling storage equipment for emergency department |
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