CN216850060U - Large-capacity square nickel-hydrogen battery - Google Patents
Large-capacity square nickel-hydrogen battery Download PDFInfo
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- CN216850060U CN216850060U CN202122832619.7U CN202122832619U CN216850060U CN 216850060 U CN216850060 U CN 216850060U CN 202122832619 U CN202122832619 U CN 202122832619U CN 216850060 U CN216850060 U CN 216850060U
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Abstract
The utility model discloses a large-capacity square nickel-hydrogen battery, which comprises a battery, a protective cover, a base and a heat dissipation box, wherein a base plate is fixedly connected to the upper end of the protective cover, a controller is arranged at the upper end of the base plate, an ARM microprocessor is arranged in the controller, an oxygen density sensor is arranged on one side of the upper end of the base plate, the output end of the oxygen density sensor is electrically connected with the input end of the ARM microprocessor, the output end of the ARM microprocessor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the input end of a charging stopping module. Preventing overcharge from causing a reduction in the service life of the battery.
Description
Technical Field
The utility model relates to the technical field of hydrogen-nickel batteries, in particular to a large-capacity square hydrogen-nickel battery.
Background
The large capacity of the battery cell has become the development trend of industrial batteries, good electrical performance and safety performance are the basic requirements of the industrial batteries, and the safety performance of the batteries is inversely proportional to the capacity of the batteries. The larger the capacity, the more potential safety hazards. The preparation of large-capacity lithium ion batteries for the industrial field has great potential safety hazard, which is also the key point for restricting the application of the batteries in the industrial field. At present, most of batteries used in the industrial field of China are cadmium-nickel batteries or lead-acid batteries with high safety. However, the development of cadmium-nickel secondary batteries and lead-acid batteries is greatly limited due to the problem of contamination of the cadmium electrode and the lead electrode, respectively. The development of a novel large-capacity square nickel-hydrogen battery has great practical significance for the application in the industrial field.
The existing hydrogen-nickel battery may have the following problems:
firstly, when the conventional nickel-hydrogen battery is overcharged, oxygen can be separated out from the positive electrode, hydrogen storage alloy is oxidized, the charging capacity of the negative electrode is reduced, the partial pressure of hydrogen in the battery is increased during charging, the internal pressure of the battery is increased finally, when the internal pressure of the battery is increased to a certain degree, a safety valve of the battery is opened, and electrolyte overflows along with gas, so that the amount of the electrolyte is reduced, the internal resistance is increased, the discharge capacity of the battery is reduced, and the cycle life of the battery is shortened finally;
Secondly, the current commercialized hydrogen-nickel battery basically adopts a barren solution design to meet the sealing design of the battery, reduce the corrosion of alkali liquor to the hydrogen storage alloy cathode and prolong the service life of the battery, but the barren solution hydrogen-nickel battery also has the risk of thermal runaway in the using process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a large-capacity square nickel-hydrogen battery to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a large-capacity square nickel-hydrogen battery comprises a battery, a protective cover, a base and a heat dissipation box, wherein the protective cover, a positive contact and a negative contact are respectively and fixedly connected with the upper end of the battery, the base is arranged at the lower end of the battery, the heat dissipation box is arranged at the lower end of the base, a plurality of battery convex plates are respectively arranged at the two sides and the lower end of the battery, a base plate is fixedly connected with the upper end of the protective cover, a controller is arranged at the middle part of the upper end of the base plate, a display screen and a key are respectively arranged at the upper end of the controller, an ARM microprocessor is arranged in the controller, an oxygen density sensor is arranged at one side of the upper end of the base plate, a sensor contact is fixedly connected with one side of the oxygen density sensor, the sensor contact is arranged at one side of the positive contact, and the output end of the oxygen density sensor is electrically connected with the input end of the ARM microprocessor, the output end of the ARM microprocessor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the input end of the charging stopping module.
As a further scheme of the utility model: the vent has all been seted up to battery both sides the vent, battery fixed orifices has all been seted up to battery both sides lower extreme, just battery fixed orifices is provided with a plurality of, battery one side fixedly connected with temperature sensor.
As a still further scheme of the utility model: the base plate is internally provided with an insulating layer and a heat insulating layer respectively, the insulating layer is made of a glue insulating material, and the heat insulating layer is made of asbestos.
As a still further scheme of the utility model: equal threaded connection has the nut on positive contact and the negative pole contact, the nut is provided with two, the nut with be provided with the gasket between the battery, positive contact one side is provided with anodal sign, negative pole contact one side is provided with the negative pole sign.
As a still further scheme of the utility model: the battery and the base are fixedly connected with each other through the battery fixing hole and the fixing screw.
As a still further scheme of the utility model: the base fixed surface is connected with the base flange, just the base flange is provided with a plurality of, the base bottom surface is provided with the ventilation net, just the ventilation net sets up a plurality of between the base flange.
As a still further scheme of the utility model: the surface of the heat dissipation box is provided with two fan ports, and the two fan ports are internally provided with fans.
As a still further scheme of the utility model: the output end of the temperature sensor is electrically connected with the input end of the ARM microprocessor, the output end of the ARM microprocessor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the input end of the fan starting module.
As a still further scheme of the utility model: the model of the oxygen density sensor is GYH25, the manufacturer is Shandong Hua Meta mining equipment Co., Ltd, the model of the temperature sensor is STLM20W87F, the manufacturer is Shenzhen Shang hong fen micro-core technology Co., Ltd, the model of the ARM bit processor is AM1808EZWTA3, and the manufacturer is Shenzhen Huaqiu electronic Co., Ltd.
As a still further scheme of the utility model: the base is made of a rubber insulating material, and the heat dissipation box is made of an iron material.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model arranges the protective cover and the backing plate on the battery, arranges the oxygen density sensor on the backing plate, when the battery is in an overcharged state, oxygen can be separated out from the positive contact of the battery, the oxygen density sensor can send a signal to the ARM microprocessor, the ARM microprocessor can control the battery to stop charging, the service life of the battery is prevented from being shortened due to overcharging, and the controller is arranged at the upper end of the backing plate, the display screen and the keys are arranged on the surface of the controller, so that a user can conveniently observe the current oxygen concentration and the current battery surface temperature at the positive electrode of the battery in real time through the display screen, the charging system is automatically closed when the oxygen concentration reaches a certain value through the keys, and the fan is turned on to cool the battery when the surface temperature reaches a certain value, so that the service life of the battery is prolonged, and the danger caused by overhigh temperature of the battery is prevented;
2. According to the utility model, the battery can be prevented from falling off when in use by arranging the protective cover at the upper end of the battery, the battery convex plates are arranged at the two sides and the lower end of the battery, the base convex plate is arranged on the surface of the base, and the base convex plate and the battery convex plate are clamped and connected together when in use, so that the battery can be effectively prevented from shaking and displacing in the use process, and internal elements of the battery are damaged;
3. according to the utility model, the ventilation openings are formed on the two sides of the battery, so that the inside of the battery can be effectively radiated, air inside and outside the battery can circulate, the insulating layer and the heat insulating layer are arranged inside the base plate, the internal electric leakage of the battery can be prevented, the element at the upper end of the battery can be prevented from being damaged, the over-high temperature inside the battery can also be prevented, the element at the upper end of the battery can be scalded, and the positive pole identifier and the negative pole identifier are arranged on one sides of the positive pole contact and the negative pole contact, so that a user can conveniently identify the positive pole and the negative pole;
4. According to the utility model, the nuts are in threaded connection with the positive electrode contact and the negative electrode contact, so that external electric appliances can be conveniently fixed on the positive electrode contact and the negative electrode contact through the nuts, the nuts can be prevented from being damaged due to over-tight fixation by arranging the gaskets between the nuts and the batteries, and the batteries are conveniently fixed on the base through the battery fixing holes and the battery fixing screws by arranging the battery fixing holes at two sides of the batteries and arranging the battery fixing screws in the battery fixing holes;
5. according to the utility model, the base is conveniently fixed on the electrical appliance by respectively arranging the base fixing holes on the two sides of the surface of the base, the base is prevented from shaking to drive the battery to shake, and internal elements of the battery are damaged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:
FIG. 1 is a schematic diagram of a large-capacity square nickel-hydrogen battery;
FIG. 2 is a plan view of a large capacity square nickel-hydrogen battery;
FIG. 3 is a front view of a battery in a large-capacity square nickel-hydrogen battery;
FIG. 4 is an enlarged schematic view of the position A in a large-capacity square nickel-hydrogen battery;
FIG. 5 is a schematic structural diagram of a base in a large-capacity square nickel-hydrogen battery;
FIG. 6 is a schematic structural diagram of a heat dissipation case in a large-capacity square nickel-hydrogen battery;
FIG. 7 is a schematic diagram of a material structure of a backing plate in a large-capacity square nickel-hydrogen battery;
FIG. 8 is a schematic diagram of a system structure of an oxygen density sensor in a large-capacity square nickel-hydrogen battery;
FIG. 9 is a schematic diagram of a system structure of a temperature sensor in a large-capacity square nickel-hydrogen battery;
in the figure: 1. a battery; 2. a positive electrode contact; 3. a negative contact; 4. a nut; 5. a gasket; 6. a positive pole mark; 7. identifying a negative electrode; 8. a protective cover; 9. a base plate; 10. an insulating layer; 11. a thermal insulation layer; 12. A controller; 13. a display screen; 14. pressing a key; 15. an oxygen density sensor; 16. a sensor contact; 17. a temperature sensor; 18. a vent; 19. a battery convex plate; 20. a battery fixing hole; 21. fixing screws; 22. a base; 23. a base fixing hole; 24. a base convex plate; 25. a ventilation net; 26. a heat dissipation box; 27. a fan port; 28. a fan; 29. an ARM microprocessor; 30. stopping the charging module; 31. and a fan starting module.
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. 1-9, in the embodiment of the present invention, a large-capacity square nickel-hydrogen battery includes a battery 1, a protective cover 8, a base 22 and a heat dissipation box 26, the upper end of the battery 1 is fixedly connected with the protective cover 8, a positive contact 2 and a negative contact 3, respectively, the lower end of the battery 1 is provided with the base 22 for facilitating the installation of the battery 1, the lower end of the base 22 is provided with the heat dissipation box 26 for facilitating the heat dissipation of the battery 1, both sides and the lower end of the battery 1 are provided with a plurality of battery flanges 19 for facilitating the fixation between the battery 1 and the base 22 and the fixation of the battery 1 and an external installation environment, the upper end of the protective cover 8 is fixedly connected with a backing plate 9, the middle part of the upper end of the backing plate 9 is provided with a controller 12, the upper end of the controller 12 is respectively provided with a display 13 and a key 14 for facilitating a user to input a fixed temperature value and an oxygen density value into the controller 12, the ARM microprocessor 29 can intelligently control the operation and stop operation of other elements on the battery 1, the ARM microprocessor 29 is arranged in the controller 12, the oxygen density sensor 15 is arranged on one side of the upper end of the backing plate 9, the sensor contact 16 is fixedly connected to one side of the oxygen density sensor 15, oxygen separated out from the positive electrode contact 2 can be monitored through the oxygen density sensor 15, the battery 1 is prevented from being in an overcharged state for a long time, the service life of the battery is greatly shortened, the sensor contact 16 is arranged on one side of the positive electrode contact 2, the output end of the oxygen density sensor 15 is electrically connected with the input end of the ARM microprocessor 29, the output end of the ARM microprocessor 29 is electrically connected with the input end of the controller 12, the output end of the controller 12 is electrically connected with the input end of the charging stop module 30, when oxygen is separated out from the positive electrode contact 2, the ARM microprocessor 29 can control the charging stop charging of the wires of the positive electrode contact and the negative electrode contact, the battery 1 is prevented from being in an overcharged state for a long time, so that the service life of the battery 1 is greatly reduced.
Preferably, vent 18 has all been seted up to battery 1 both sides, makes the inside air of battery 1 and outside air form circulation, has strengthened the radiating effect, and battery fixed orifices 20 have all been seted up to battery 1 both sides lower extreme, makes things convenient for fixing between battery 1 and the base 22, and battery fixed orifices 20 is provided with a plurality of, and battery 1 one side fixedly connected with temperature sensor 17 can the temperature on real time monitoring battery 1 surface.
Preferably, the inside of the backing plate 9 is respectively provided with an insulating layer 10 and a heat insulating layer 11, the insulating layer 10 is made of a glue insulating material, the heat insulating layer 11 is made of asbestos, the insulating layer 10 can effectively prevent the electric shock hazard of a user caused by the electric leakage of the battery 1, and the heat insulating layer 11 can prevent the surface temperature of the battery 1 from being conducted to the surface of an element mounted at the upper end of the battery 1, so that the surface temperature of the element is too high and the element is damaged.
Preferably, equal threaded connection has nut 4 on positive contact 2 and the negative pole contact 3, nut 4 is provided with two, conveniently pass through nut 4 with the electric wire of external electrical apparatus and the electric wire of charger and fix on positive negative contact, be provided with gasket 5 between nut 4 and the battery 1, can prevent that nut 4 is too big because of the dynamics of screwing up, lead to battery 1 surface damage, positive contact 2 one side is provided with anodal sign 6, negative pole contact 3 one side is provided with negative pole sign 7, the person of facilitating the use discerns the positive negative pole of battery 1.
Preferably, the battery 1 and the base 22 are fixedly connected with each other through the battery fixing hole 20 and the fixing screw 21, so that the battery 1 is conveniently fixed in the base 22, and the battery 1 is conveniently mounted.
Preferably, the base 22 is fixedly connected with the base convex plate 24, the battery convex plate 19 and the base convex plate 24 are connected in a clamping mode, the stability between the battery 1 and the base 22 can be improved, the base convex plate 24 is provided with a plurality of air vent nets 25, the air vent nets 25 are arranged on the bottom surface of the base 22 and are arranged among the base convex plates 24, the air vent nets 25 can guarantee the heat dissipation performance among the battery 1, the base 22 and the heat dissipation box 26, and therefore air is prevented from being blocked inside the battery 1 and cannot circulate, and the internal temperature of the battery 1 is too high.
Preferably, fan mouth 27 is seted up on the heat dissipation box 26 surface, and fan mouth 27 is provided with two, and two fan mouths 27 are inside all to be provided with fan 28, and fan 28 can blow the heat dissipation to battery 1 bottom.
Preferably, the output end of the temperature sensor 17 is electrically connected with the input end of the ARM microprocessor 29, the output end of the ARM microprocessor 29 is electrically connected with the input end of the controller 12, the output end of the controller 12 is electrically connected with the input end of the fan starting module 31, and when the surface temperature of the battery 1 is too high, the ARM microprocessor 29 controls the fan 28 inside the heat dissipation box 26 to start to operate, so that the inside of the battery 1 is cooled and subjected to heat dissipation, and the battery 1 is prevented from being damaged due to the too high temperature of the battery 1.
Preferably, the model of the oxygen density sensor 15 is GYH25, the manufacturer is Shandong Hua Mei mining equipment Co., Ltd, the model of the temperature sensor 17 is STLM20W87F, the manufacturer is Shenzhen Shang hong fen micro core technology Co., Ltd, the model of the ARM bit processor 29 is AM1808EZWTA3, and the manufacturer is Shenzhen Hua Qiu electronic Co., Ltd.
Preferably, the base 22 is made of a rubber insulating material, the heat dissipation box 26 is made of a ferrous material, the base 22 can play an insulating role, and the heat dissipation box 26 is made of a ferrous material, so that the structure of the heat dissipation box 26 is more stable.
Wherein the model of the oxygen density sensor is GYH25, and the manufacturer is Shandonghua mining equipment Co., Ltd;
the model of the temperature sensor is STLM20W87F, and the manufacturer is Shenzhen Shanghan hong and micro core science and technology Limited company;
the model of the ARM bit processor is AM1808EZWTA3, and the manufacturer is Shenzhen Huaqiu electronics, Inc.
The working principle of the utility model is as follows:
when in use, all the components of the battery 1 are installed as shown in the figure, the ARM microprocessor 29 in the controller 12 inputs the designated temperature value and oxygen density value through the keys 14, the battery 1 is fixed on the base 22 through the battery fixing holes 20 and the fixing screws 21, the heat dissipation box 26 is fixed at the lower end of the base 22, when the battery 1 is charged, the positive contact 2 and the negative contact 3 of the battery 1 are connected, the charging wire is fixed on the contacts through the screw cap 4, the gasket 5 arranged between the screw cap 4 and the battery 1 can effectively prevent the screw cap 4 from being over-tightened to damage the surface of the battery due to the screw cap 4, when the battery 1 is fully charged and is in an overcharged state, because the inside of the hydrogen-nickel battery, oxygen can be separated out at the positive contact 2 of the battery 1, and when the battery is in the overcharged state, the charging capacity can be reduced by the negative electrode of the battery, the service life of the battery 1 is greatly reduced, so that the oxygen density sensor 15 arranged at the positive contact 2 on the battery 1 detects the oxygen density of the positive contact 2, when the battery 1 is in an overcharged state, the oxygen density at the positive contact 2 is increased, then the oxygen density sensor 15 sends a signal to the controller 12, the ARM microprocessor 29 in the controller 12 controls the charging wires on the positive and negative contacts to be powered off, the service life of the battery 1 is prevented from being reduced when the battery 1 is in the overcharged state for a long time, when the battery 1 is used for a long time, the temperature sensor 17 on the surface of the battery 1 sends a signal to the controller 12, meanwhile, the ARM microprocessor 29 in the controller 12 controls the fan 28 in the heat dissipation box 26 at the bottom end to start to operate, the heat dissipation box 26 starts to perform heat dissipation treatment on the interior of the battery 1, and the temperature of the battery 1 is prevented from being too high, lead to battery 1 to damage, be provided with battery flange 19 with battery 1 both sides and bottom surface, be provided with base flange 24 on base 22, when battery 1 installs, mutual block between two flanges is connected, can prevent that battery 1 from taking place to rock when using, make the inside component of battery 1 damage, through having seted up vent 18 in battery 1 one side, can effectually dispel the heat to battery 1 inside, backing plate 9 is inside to comprise insulating layer 10 and insulating layer 11, insulating layer 10 can effectually prevent that battery 1 from leaking electricity in the operation process, lead to the external user to take place the danger of electrocuteeing, insulating layer 11 can effectually separate the high temperature that battery 1 inside produced and the component resistance of backing plate 9 upper end, prevent that the component from being damaged by high temperature.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.
Claims (10)
1. The utility model provides a square hydrogen nickel battery of large capacity, includes battery (1), visor (8), base (22) and heat dissipation box (26), its characterized in that: the battery is characterized in that the upper end of the battery (1) is fixedly connected with the protective cover (8), the positive contact (2) and the negative contact (3) respectively, the lower end of the battery (1) is provided with the base (22), the lower end of the base (22) is provided with the heat dissipation box (26), both sides and the lower end of the battery (1) are provided with a plurality of battery convex plates (19), the upper end of the protective cover (8) is fixedly connected with the base plate (9), the middle part of the upper end of the base plate (9) is provided with the controller (12), the upper end of the controller (12) is respectively provided with the display screen (13) and the keys (14), the controller (12) is internally provided with the ARM microprocessor (29), one side of the upper end of the base plate (9) is provided with the oxygen density sensor (15), one side of the oxygen density sensor (15) is fixedly connected with the sensor contact (16), the sensor contact (16) is arranged on one side of the positive contact (2), the output end of the oxygen density sensor (15) is electrically connected with the input end of the ARM microprocessor (29), the output end of the ARM microprocessor (29) is electrically connected with the input end of the controller (12), and the output end of the controller (12) is electrically connected with the input end of the charging stopping module (30).
2. A large capacity square shape ni-mh battery according to claim 1, characterized by: vent (18) have all been seted up to battery (1) both sides vent (18), battery fixed orifices (20) have all been seted up to battery (1) both sides lower extreme, just battery fixed orifices (20) are provided with a plurality of, battery (1) one side fixedly connected with temperature sensor (17).
3. A large capacity square shape ni-mh battery according to claim 2, characterized by: an insulating layer (10) and a heat insulation layer (11) are respectively arranged in the base plate (9), the insulating layer (10) is made of a glue insulating material, and the heat insulation layer (11) is made of asbestos.
4. A large capacity square shape ni-h battery according to claim 3, characterized in that: equal threaded connection has nut (4) on positive contact (2) and negative contact (3), nut (4) are provided with two, nut (4) with be provided with gasket (5) between battery (1), positive contact (2) one side is provided with anodal sign (6), negative contact (3) one side is provided with negative pole sign (7).
5. A large capacity square shape hydrogen-nickel battery according to claim 4, characterized in that: the battery (1) and the base (22) are fixedly connected with each other through the battery fixing hole (20) and the fixing screw (21).
6. A large capacity square shape hydrogen-nickel battery according to claim 5, characterized in that: base (22) fixed surface is connected with base flange (24), just base flange (24) are provided with a plurality of, base (22) bottom surface is provided with ventilation net (25), just ventilation net (25) set up a plurality of between base flange (24).
7. A large capacity square shape hydrogen-nickel battery according to claim 6, characterized in that: fan mouth (27) are seted up on heat dissipation box (26) surface, just fan mouth (27) are provided with two, two fan mouth (27) inside all is provided with fan (28).
8. A large capacity square shape ni-mh battery according to claim 7, characterized by: the output end of the temperature sensor (17) is electrically connected with the input end of the ARM microprocessor (29), the output end of the ARM microprocessor (29) is electrically connected with the input end of the controller (12), and the output end of the controller (12) is electrically connected with the input end of the fan starting module (31).
9. A large capacity square shape ni-mh battery according to claim 8, characterized by: the model of the oxygen density sensor (15) is GYH25, the model of the temperature sensor (17) is STLM20W87F, and the model of the ARM microprocessor (29) is AM1808EZWTA 3.
10. A large capacity square shape ni-mh battery according to claim 9, characterized by: the base (22) is made of a rubber insulating material, and the heat dissipation box (26) is made of an iron material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122832619.7U CN216850060U (en) | 2021-11-18 | 2021-11-18 | Large-capacity square nickel-hydrogen battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122832619.7U CN216850060U (en) | 2021-11-18 | 2021-11-18 | Large-capacity square nickel-hydrogen battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216850060U true CN216850060U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122832619.7U Active CN216850060U (en) | 2021-11-18 | 2021-11-18 | Large-capacity square nickel-hydrogen battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216850060U (en) |
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2021
- 2021-11-18 CN CN202122832619.7U patent/CN216850060U/en active Active
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Effective date of registration: 20230515 Address after: Room 01, 5th Floor, Building 9, Building 3S, Earth Space Information Industry Base, Wuhan Science and Technology Park, No. 7 Wudayuan Road, Wuhan Donghu New Technology Development Zone, Wuhan, Hubei Province 430000 Patentee after: Wuhan Hengqing Technology Co.,Ltd. Address before: Room 501, No. 5475 Yunchuan Road, Baoshan District, Shanghai, 200000 Patentee before: Du Hongen |