CN212461899U

CN212461899U - Battery capable of preventing leakage and deflagration

Info

Publication number: CN212461899U
Application number: CN202020631334.XU
Authority: CN
Inventors: 郭道传; 冯德永
Original assignee: Jiangsu Golden Cel Battery Co ltd
Current assignee: Jiangsu Golden Cel Battery Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-02-02
Anticipated expiration: 2030-04-23

Abstract

The utility model belongs to the technical field of the battery, a prevent leaking battery of deflagration is disclosed. This prevent leaking battery of deflagration, including explosion-proof case, explosion-proof incasement is provided with the lithium cell, inner wall just is located central point and puts and be provided with the baffle about the lithium cell, the lithium cell is provided with the heat dissipation layer outward, the heat dissipation layer is provided with the surge tank outward, the central point that just is located heat dissipation layer lower surface in the surge tank puts fixed mounting with the water pump. This prevent leaking battery of deflagration has used water pump and water-cooled tube, has carried out the hydrologic cycle and has carried out the efficient heat transfer to the lithium cell when charging, has also guaranteed that the lithium cell temperature rise under the operation under high temperature environment and the condition that leads to the lithium cell to explode takes place, installs foamed aluminium in the radiating layer, and the parcel nature can further strengthen the fixed of lithium cell in the box by force, and the radiating effect is good, and cooperation water-cooled circulation just can dispel the heat to the lithium cell by the efficient.

Description

Battery capable of preventing leakage and deflagration

Technical Field

The utility model relates to a technical field of battery specifically is a prevent leaking battery of deflagration.

Background

Battery (Battery) refers to a device that converts chemical energy into electrical energy in a cup, tank, or other container or portion of a composite container that holds an electrolyte solution and metal electrodes to generate an electric current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries generally refer to small devices that can generate electrical energy. Such as a solar cell. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery is used as an energy source, can obtain current with stable voltage and current, stable power supply for a long time and little influence from the outside, has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life, wherein the lithium battery is a battery which takes lithium metal or lithium alloy as a negative electrode material and uses non-aqueous electrolyte solution. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.

The lithium cell can't bear the high temperature environment before and charge, the function, the service environment of lithium cell has been limited, lead to the lithium cell to charge under high temperature environment and use the problem that the battery explosion can appear, use under the complex environment, can lead to the battery to reveal the pollution that has caused the environment because of vibrations or outside offeing, the gas that gives off can still lead to the fact the injury to operation workman's health, when charging, the wire can cause the short circuit, it is overheated and lead to the fact certain injury to the lithium cell.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a prevent leaking battery that knocks, this prevent leaking battery that knocks uses the multi-line to carry out transmission current to the lithium cell charging, and the condition of short circuit takes place when can preventing to charge, uses hydrologic cycle to carry out the continuous heat transfer when charging to the lithium cell, has guaranteed the safety of the lithium cell operation of charging under high temperature environment.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a battery preventing explosion and deflagration is disclosed, which comprises an explosion-proof box, wherein a lithium battery is arranged in the explosion-proof box, a partition plate is arranged on the upper inner wall, the lower inner wall and the central position of the lithium battery, a heat dissipation layer is arranged outside the lithium battery, a shock absorption box is arranged outside the heat dissipation layer, a water pump is fixedly arranged in the shock absorption box and the central position of the lower surface of the heat dissipation layer, a water cooling pipe is arranged in the shock absorption box, the output end and the input end of the water pump are respectively communicated with the output end and the input end of the water cooling pipe, condensers are fixedly arranged on the water cooling pipe and positioned on the left side and the right side of the water pump, the condensers are fixedly sleeved on the water cooling pipe, over-current protection boxes are respectively arranged on the left side and the right side of the upper surface of the lithium, two the fan has all been seted up to the left and right sides of electricity passing protection case, the upper surface of explosion-proof box just is located central point and puts the fixed mouth that charges of having seted up, be provided with positive negative pole interface in the mouth that charges, the top of positive negative pole connecting pipe upwards extend to charge in the mouth and with the output fixed connection of positive negative pole interface, the one end of equal fixedly connected with shock attenuation pole on the left and right sides inner wall of explosion-proof box, two the other end of shock attenuation pole and the left and right sides fixed connection of surge-tank, two damping spring has all been cup jointed on the shock attenuation pole.

Preferably, a concave base is fixedly mounted on the inner bottom wall of the explosion-proof box, a rectangular fixing block is fixedly connected to the opposite side face of the top end of the concave base, a rectangular groove is formed in the concave base, and the middle of the rectangular fixing block is designed in a hollow mode.

Preferably, the quantity of damping spring and shock attenuation pole is twelve, and six are a set of left and right sides of arranging in proper order at the surge tank, all be provided with the cushion gum on the damping spring, and be provided with two cushion gums on every damping spring.

Preferably, the output ends of the positive and negative electrode interfaces are connected with ten conducting wires, the conducting wires are divided into two groups and fixedly connected with the input ends in the two over-current protection boxes through positive and negative electrode connecting pipes, and each group of conducting wires is five.

Preferably, the heat dissipation layer is internally provided with foamed aluminum, and the upper gap of the foamed aluminum ranges from 0.85 mm.

Preferably, the explosion-proof box is made of carbon steel.

By adopting the technical scheme, the beneficial effects of the utility model are that:

1. this prevent leaking battery of deflagration has used water pump and water-cooled tube, has carried out the hydrologic cycle and has carried out the efficient heat transfer to the lithium cell when charging, has also guaranteed that the lithium cell temperature rise under the operation under high temperature environment and the condition that leads to the lithium cell to explode takes place, installs foamed aluminium in the radiating layer, and the parcel nature can further strengthen the fixed of lithium cell in the box by force, and the radiating effect is good, and cooperation water-cooled circulation just can dispel the heat to the lithium cell by the efficient.

2. This prevent leaking battery of deflagration has adopted a plurality of shock attenuation poles and damping spring cooperation, has added the buffering glue on damping spring, and the lithium cell can receive external impact or vibrations in, and damping spring is joined in marriage to the spring beam and is strikeed the protection to the receipts of lithium cell, through the buffering glue, and further buffering to the power makes power only slight power when strikeing the lithium cell, has guaranteed that the lithium cell can not cause the condition of revealing because of strikeing.

3. This prevent leaking battery of deflagration has adopted many conducting wires, and fall into positive negative pole and carry out the charging to the lithium cell, and the effectual short circuit condition that can cause of having avoided takes place, installs the fan in the electricity passing protection incasement, makes when charging to the lithium cell, and the overheated condition that causes the conducting wire damage of conducting wire takes place.

Drawings

FIG. 1 is a schematic view of a half-section structure of the present invention;

FIG. 2 is an enlarged view of the structure A of the present invention;

fig. 3 is a schematic view of the concave base of the present invention.

In the figure: the device comprises an explosion-proof box 1, a lithium battery 2, a partition plate 3, a damping box 4, a water pump 5, a water cooling pipe 6, a condenser 7, an overcurrent protection box 8, positive and negative electrode connecting pipes 9, a sealing ring 10, a charging port 11, positive and negative electrode interfaces 12, a damping rod 13, a damping spring 14, a buffer glue 141, a concave base 15, a rectangular fixing block 16, a conducting wire 17, foamed aluminum 18, a heat dissipation layer 19 and a fan 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a battery preventing leakage and deflagration comprises an explosion-proof box 1, wherein the explosion-proof box 1 is made of carbon steel, a lithium battery 2 is arranged in the explosion-proof box 1, a partition plate 3 is arranged on the upper inner wall and the lower inner wall of the lithium battery 2 and is positioned at the central position, a heat dissipation layer 19 is arranged outside the lithium battery 2, foamed aluminum 18 is arranged in the heat dissipation layer 19, the upper clearance range of the foamed aluminum 18 is 0.85 mm, a damping box 4 is arranged outside the heat dissipation layer 19, a water pump 5 is fixedly arranged in the damping box 4 and is positioned at the central position of the lower surface of the heat dissipation layer 19, a water cooling pipe 6 is arranged in the damping box 4, the output end and the input end of the water pump 5 are respectively communicated with the output end and the input end of the water cooling pipe 6, condensers 7 are fixedly arranged on the left side and the right side of the water cooling pipe 6, the bottom ends of positive and negative electrode connecting pipes 9 are arranged in the two overvoltage protection boxes 8, the sealing rings 10 are fixedly arranged at the lower parts of the two overvoltage protection boxes 8 and at the left and right sides of the positive and negative electrode connecting pipes 9, the fans 20 are arranged at the left and right sides of the two overvoltage protection boxes 8, the charging port 11 is fixedly arranged at the upper surface of the explosion-proof box 1 and at the central position, a positive and negative electrode interface 12 is arranged in the charging port 11, the top ends of the positive and negative electrode connecting pipes 9 extend upwards into the charging port 11 and are fixedly connected with the output ends of the positive and negative electrode interfaces 12, the output ends of the positive and negative electrode interfaces 12 are connected with ten conducting wires 17 in total, the conducting wires 17 are divided into two groups and are fixedly connected with the input ends in the two overvoltage protection boxes 8 through the positive and negative electrode connecting pipes (9), five conducting wires 17 are arranged in each group, one end of a damping rod 13 is, all cup jointed damping spring 14 on two shock absorber rods 13, the quantity of damping spring 14 and shock absorber rod 13 is twelve, six are a set of left and right sides of arranging in proper order at surge tank 4, all be provided with cushion rubber 141 on damping spring 14, and be provided with two cushion rubber 141 on every damping spring 14, fixed mounting has concave base 15 on explosion-proof case 1's the interior diapire, rectangle fixed block 16 of relative side fixedly connected with on concave base 15 top, the rectangular channel has been seted up in concave base 15, rectangle fixed block 16 middle part is the fretwork design. When the anti-leakage deflagration battery works, the water pump 5 and the water cooling pipe 6 are used, water circulation is carried out to carry out efficient heat exchange on the lithium battery 2 during charging, the situation that the lithium battery 2 explodes due to the fact that the temperature of the lithium battery 2 rises under the high-temperature environment is also guaranteed, the foamed aluminum 18 is installed in the heat dissipation layer 19, the wrapping performance is strong, the fixation of the lithium battery 2 in the box body can be further enhanced, the heat dissipation effect is good, the lithium battery 2 can be efficiently dissipated by matching with the water cooling circulation, the shock absorption rods 13 and the shock absorption springs 14 are matched, the buffer glue 141 is added on the shock absorption springs 14, when the lithium battery 2 is impacted or vibrated externally, the spring rods 13 are matched with the shock absorption springs 14 to protect the lithium battery 2 in a shock absorption mode, through the buffer glue 141, further buffering to the force is realized, and the force only has slight force when the lithium battery 2 is impacted, guaranteed that lithium cell 2 can not cause the condition of revealing because of strikeing, adopted many conducting wire 17, and fall into positive negative pole and carry out the charging to lithium cell 2, the effectual short circuit condition that can cause of having avoided takes place, installs the fan in the electricity protecting box 8, makes when charging to lithium cell 2, the overheated condition that causes conducting wire 17 to damage of conducting wire 17 takes place.

The working principle is as follows: charging port 11 charges, conducting wire 17 falls into two strands of electric current and conveys and charge in lithium cell 2, water pump 5 drives water-cooled tube 6 and absorbs heat, water-cooled tube 6 enters condenser 7 and cools off, foam aluminium 18 absorbs heat constantly, make the lithium cell temperature maintain at the standard range, shock-absorbing rod 13 and damping spring 14 cooperation carry out the shock attenuation, damping spring 14 is last to have set up cushion rubber 141, further outside impact force of having eliminated, it can not cause the leakage to have guaranteed lithium cell 2, sealing washer 10 has been added in overcurrent protection box 8, make lithium cell 2 can not cause the interface to reveal when receiving the impact.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent battery of leakage deflagration, includes explosion-proof case (1), be provided with lithium cell (2) in explosion-proof case (1), its characterized in that: the lithium battery is characterized in that a partition plate (3) is arranged on the upper inner wall and the lower inner wall of the lithium battery (2) and is positioned in the central position, a heat dissipation layer (19) is arranged outside the lithium battery (2), a damping box (4) is arranged outside the heat dissipation layer (19), a water pump (5) is fixedly arranged in the damping box (4) and is positioned at the central position of the lower surface of the heat dissipation layer (19), a water cooling pipe (6) is arranged in the damping box (4), the output end and the input end of the water pump (5) are respectively communicated with the output end and the input end of the water cooling pipe (6), condensers (7) are fixedly arranged on the water cooling pipe (6) and are positioned on the left side and the right side of the water pump (5), the condensers (7) are fixedly sleeved on the water cooling pipe (6), overvoltage protection boxes (8) are respectively arranged on the left side and the right side of the upper, two the lower part of crossing electric protection case (8) and the equal fixed mounting in the left and right sides that is located positive negative pole connecting pipe (9) have sealing washer (10), two fan (20) have all been seted up to the left and right sides of crossing electric protection case (8), the upper surface of explosion-proof case (1) just is located central point and puts fixed mouthful (11) of having seted up, be provided with positive negative pole interface (12) in mouthful (11) of charging, the top of positive negative pole connecting pipe (9) upwards extend to in mouthful (11) of charging and with the output fixed connection of positive negative pole interface (12), the one end of equal fixedly connected with shock attenuation pole (13) on the left and right sides inner wall of explosion-proof case (1), two the other end of shock attenuation pole (13) and the left and right sides fixed connection of shock attenuation case (4), two damping spring (14) have all been cup jointed on shock attenuation pole (13).

2. A leak resistant deflagration proof battery as defined in claim 1, wherein: the explosion-proof case is characterized in that a concave base (15) is fixedly mounted on the inner bottom wall of the explosion-proof case (1), a rectangular fixing block (16) is fixedly connected to the opposite side face of the top end of the concave base (15), a rectangular groove is formed in the concave base (15), and the middle of the rectangular fixing block (16) is designed in a hollow mode.

3. A leak resistant deflagration proof battery as defined in claim 1, wherein: the quantity of damping spring (14) and shock attenuation pole (13) is twelve, six and arrange in proper order the left and right sides at surge tank (4) for a set of, all be provided with cushion rubber (141) on damping spring (14), and be provided with two cushion rubber (141) on every damping spring (14).

4. A leak resistant deflagration proof battery as defined in claim 1, wherein: the output end of the positive and negative electrode interfaces (12) is connected with ten conducting wires (17), the conducting wires (17) are divided into two groups and are fixedly connected with the input ends of the two overcurrent protection boxes (8) through positive and negative electrode connecting pipes (9), and each group of conducting wires (17) is five.

5. A leak resistant deflagration proof battery as defined in claim 1, wherein: the heat dissipation layer (19) is internally provided with foamed aluminum (18), and the range of the gap on the foamed aluminum (18) is 0.85 mm.

6. A leak resistant deflagration proof battery as defined in claim 1, wherein: the explosion-proof box (1) is made of carbon steel.