CN111952524A - Novel magnesium alloy seawater battery device and equipment for deep sea - Google Patents
Novel magnesium alloy seawater battery device and equipment for deep sea Download PDFInfo
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- CN111952524A CN111952524A CN202010672253.9A CN202010672253A CN111952524A CN 111952524 A CN111952524 A CN 111952524A CN 202010672253 A CN202010672253 A CN 202010672253A CN 111952524 A CN111952524 A CN 111952524A
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- battery
- magnesium alloy
- battery device
- deep sea
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/06—Electrodes for primary cells
- H01M4/08—Processes of manufacture
- H01M4/12—Processes of manufacture of consumable metal or alloy electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/30—Deferred-action cells
- H01M6/32—Deferred-action cells activated through external addition of electrolyte or of electrolyte components
- H01M6/34—Immersion cells, e.g. sea-water cells
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- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a novel magnesium alloy seawater battery device for deep sea, which comprises a shell, a waterproof baffle and a battery pack, wherein the shell is provided with a water inlet and a water outlet; the shell is covered outside the battery device; the battery pack is arranged at the bottom of the battery device and comprises a plurality of battery units which are connected with each other, each battery unit comprises a positive plate and a negative plate which are sequentially connected in series through a lead, and the positive plates and the negative plates are respectively connected with an external positive wiring column and an external negative wiring column; the waterproof baffle is arranged above the battery pack and divides the space in the shell into an upper pressure-resistant area and a lower reaction area. Also discloses battery equipment, which comprises a plurality of the novel deep-sea magnesium alloy seawater battery devices. The invention can obtain the required voltage and current by adopting a series-parallel connection mode of a plurality of battery units according to different working conditions and use requirements, improves the universality of the battery device, has simple manufacture, reduces the assembly time, improves the assembly efficiency of the battery device, reduces the cost of the battery device, and can provide continuous electric energy for deep sea long-distance voyage.
Description
Technical Field
The invention relates to a seawater battery device and equipment, in particular to a novel magnesium alloy seawater battery device and equipment for deep sea, and belongs to the technical field of seawater battery equipment.
Background
With the development and utilization of ocean resources by human beings, the traditional ocean detection equipment is restricted by traditional power supply modes such as cable transmission shore power, ship power supply and the like, and can only make short underwater navigation in a limited range. Such a power supply is far from meeting the demands of the now increasing sea exploration activities.
In order to meet the requirements, scientists successively invent a silver chloride seawater battery, an aluminum seawater battery, a zinc seawater battery and the like, but the silver chloride seawater battery, the aluminum seawater battery, the zinc seawater battery and the like are difficult to be applied to an underwater vehicle on a large scale due to high manufacturing cost, low energy density, environmental pollution and the like. Magnesium has excellent properties such as high potential, high energy density, low processing and manufacturing cost, and the like, and is widely applied to the field of seawater batteries in recent years. However, most of the magnesium alloy seawater batteries have the problem of complicated replacement and maintenance procedures, and a seawater battery device which is convenient to replace and maintain, simple in procedures and capable of providing reliable electric energy for deep sea operation equipment is needed.
Disclosure of Invention
The invention aims to overcome the defect that the replacement and maintenance of seawater battery equipment are complex in the prior art, and provides a novel magnesium alloy seawater battery device for deep sea, which has the following technical scheme:
a novel magnesium alloy seawater battery device for deep sea comprises a shell, a water-proof baffle plate and a battery pack;
the shell is covered outside the battery device;
the battery pack is arranged at the bottom of the battery device and comprises a plurality of battery units which are connected with each other, each battery unit comprises a positive plate and a negative plate which are sequentially connected in series through a lead, and the positive plates and the negative plates are respectively connected with an external positive wiring column and an external negative wiring column;
the waterproof baffle is arranged above the battery pack and divides the space in the shell into an upper pressure-resistant area and a lower reaction area.
Furthermore, the positive plate is a foamed nickel positive plate, and the negative plate is a magnesium alloy negative plate.
Further, an external positive terminal and an external negative terminal are respectively arranged outside the shell, and the plurality of battery units are respectively provided with the internal positive terminal and the internal negative terminal.
Preferably, the external positive terminal and the internal positive terminal of the battery unit and the external negative terminal and the internal negative terminal of the battery unit are electrically connected through a conductive part, and the water-stop baffle is provided with a through hole through which the conductive part penetrates.
Further, still include the rubber packing ring, the rubber packing ring top is fixed with water proof baffle, and the below of rubber packing ring is equipped with the recess that holds the group battery.
Furthermore, a plurality of drain holes are arranged at the bottom of the shell at positions corresponding to the reaction zone.
Preferably, the plurality of drainage holes are distributed in an array.
Further, the inside wall of the shell is provided with a water filter screen.
Novel magnesium alloy sea water battery equipment for deep sea includes a plurality of novel magnesium alloy sea water battery devices for deep sea of any preceding item.
Compared with the prior art, the invention has the following beneficial effects:
the novel magnesium alloy seawater battery device for deep sea can obtain required voltage and current by adopting a series-parallel connection mode of a plurality of battery units according to different working conditions and use requirements, improves the universality of the battery device, is simple to manufacture, reduces the assembly time, improves the assembly efficiency of the battery device, reduces the cost of the battery device, and can provide continuous electric energy for deep sea long-range navigation.
Drawings
Fig. 1 is a top view of the novel deep-sea magnesium alloy seawater battery device of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a left side view of the novel deep sea magnesium alloy seawater battery apparatus of the present invention;
in the figure: 1-shell, 11-drain hole, 2-water-stop baffle, 3-battery pack, 31-battery unit, 311-positive plate, 312-negative plate, 4-external terminal, 41-external positive terminal, 42-external negative terminal, 5-internal terminal, 51-internal positive terminal, 52-internal negative terminal, 6-rubber gasket and 7-water filter screen.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in fig. 1 to 3, a novel magnesium alloy seawater battery device for deep sea comprises a housing 1, a water-stop baffle 2, and a battery pack 3;
the shell 1 is covered outside the battery device;
the battery pack 3 is arranged at the bottom of the battery device, the battery pack 3 comprises 5 battery units 31 which are connected with each other, the battery units 31 comprise positive plates 311 and negative plates 312 which are connected in series in sequence through leads, and the positive plates 311 and the negative plates 312 are respectively connected with an external positive wiring column 41 and an external negative wiring column 42;
the water-stop baffle 2 is arranged above the battery pack 3, and the space in the shell 1 is divided into an upper pressure-resistant area and a lower reaction area by the water-stop baffle 2. The whole battery device in this embodiment is a cuboid, the length, width and height of the pressure-resistant region are 20cm, 13cm and 5cm respectively, and the length, width and height of the reaction region are 20cm, 13cm and 10cm respectively. The shell 1 is made of a high polymer material with insulation and voltage resistance.
As shown in fig. 2, in the present embodiment, the positive electrode plate 311 is a nickel foam positive electrode plate 311, and the negative electrode plate 312 is a magnesium alloy negative electrode plate 312. The type of the magnesium alloy plate is specifically AZ91 magnesium alloy plate. The positive electrode material uses foam nickel, so that the seawater battery can still maintain normal output power and work normally in a deep sea environment with low dissolved oxygen.
The magnesium alloy negative plate 312 and the nickel foam positive plate 311 are combined in pairs to form the battery unit 31, and are connected in parallel in sequence through a lead. In the magnesium alloy negative plate 312 and the nickel foam positive plate 311 in this embodiment, both are metal plates having a length of 13cm, a height of 10cm and a thickness of 0.2cm, and are sequentially arranged at intervals.
Specifically, in the present embodiment, the external positive terminal 41 and the external negative terminal 42 are provided outside the case 1, and the 5 battery cells 31 each have the internal positive terminal 51 and the internal negative terminal 52 thereon.
In this embodiment, the external positive terminal 41 and the internal positive terminal 51 of the battery cell 31 and the external negative terminal 42 and the internal negative terminal 52 of the battery cell 31 are preferably electrically connected by a conductive member, and the water-stop plate 2 is provided with a through hole (not shown) through which the conductive member is passed. The through-holes are provided so that the metal plates (i.e., the nickel foam positive electrode plate 311 and the magnesium alloy negative electrode plate 312) are in contact connection with the internal positive and negative terminals, respectively. An internal positive terminal 51 and an internal negative terminal 52 are placed in this order above the water-stop sheet 2.
Specifically, still include rubber packing ring 6 in this embodiment, 6 tops of rubber packing ring are fixed with water proof baffle 2, and the below of rubber packing ring 6 is equipped with the recess that holds group battery 3. The battery pack 3 and the waterproof baffle 2 are fixed through a groove of the rubber gasket 6. The inside of the battery device shell 1 is divided into a pressure-resistant area and a reaction area by the water-stop baffle 2 and the rubber gasket 6. The upper part of the rubber gasket 6 is bonded with the waterproof baffle 2 through water-insoluble glue, so that the pressure-resistant area is ensured to have good waterproof performance. The surface of the rubber gasket 6 is provided with a groove, and the electrode plate can be fixed through the groove. The quantity of recess is the same with plate electrode quantity in this embodiment, and the one-to-one, plate electrode are changeed in changing, improve dismouting efficiency.
In this embodiment, a plurality of drainage holes 11 are formed at the bottom of the housing 1 at positions corresponding to the reaction zone.
In this embodiment, the plurality of drain holes 11 are preferably arranged in an array. The drainage holes 11 in this embodiment are 8mm in diameter and are arranged in 3 rows per side.
In the embodiment, a water filter 7 is disposed on the inner side wall of the housing 1. The drain holes 11 and the water filter 7 in this embodiment are symmetrically disposed at the lower portion of the case 1 at the positions of the reaction regions where the electrode plates (i.e., the positive electrode plate 311 and the negative electrode plate 312) are located. The symmetrical arrangement of the drain holes 11 and the water filter 7 enables the reaction area to be directly communicated with the seawater, no internal and external pressure difference exists, the pressure of the seawater on the shell 1 does not need to be considered, the convection of water flow can be increased, the discharge efficiency of the battery pack 3 is improved, and the pressure property of the shell does not need to be considered. The battery device of the invention is a combined seawater battery device of a battery unit 31 which takes magnesium alloy as a negative electrode, a foam nickel plate as a positive electrode and seawater as electrolyte.
Novel magnesium alloy sea water battery equipment for deep sea includes a plurality of aforementioned novel magnesium alloy sea water battery device for deep sea.
The using method comprises the following steps:
manufacturing a shell 1, manufacturing external positive and negative binding posts in a 1cm square at the center of a pressure-resistant area shell, and connecting the internal binding posts and the external binding posts by using conducting wires. The shell 1 is provided with a drain hole 11 for installing the water filter 7. And an external positive terminal 41 and an external negative terminal 42 are arranged at corresponding positions on the upper part of the shell 1, so that the flexible installation of the number of batteries according to the working condition requirements of equipment is realized, and the sealing property is ensured. The internal positive terminal 51 and the internal negative terminal 52 are installed at the upper voltage-proof region corresponding to the electrode plates (i.e., the positive plate 311 and the negative plate 312), and are connected to the external positive terminal 41 and the external negative terminal 42 through wires.
The complete novel magnesium alloy seawater battery is formed through the installation steps.
The assembled single seawater battery device can be connected in series and parallel with a proper number of battery devices through external positive and negative terminals according to working condition requirements to form a complete battery pack 3, and the battery pack can be installed in deep sea equipment and stably supplies power for the equipment. In this embodiment, the single magnesium alloy positive plate 311 and the foamed nickel negative plate 312 form one battery unit 31, 5 battery units form 1 battery pack, and the battery device is formed by connecting dry battery devices in series and parallel according to the power requirement of the underwater device.
After the magnesium alloy negative plate 312 is fully discharged, the rest magnesium alloy battery plate is taken down, and the complete magnesium alloy negative plate 312 is reinstalled to normally work. When some battery units 31 can not work normally, only the battery unit 31 with the fault is judged, and the battery unit 31 with the normal battery unit 31 is taken down and replaced, and the whole battery pack 3 does not need to be replaced.
Meanwhile, the battery reaction area adopts an open structure design, so that the pressure resistance is improved, and the battery is more suitable for the deep sea operation requirement. Because the battery adopts the nickel foam as the battery anode material, the normal discharge efficiency can be maintained in the environment with low deep sea dissolved oxygen.
The battery device has better underwater sealing performance and can provide stable and longer-time electric energy for deep sea operation equipment. And can be nimble according to the number of equipment operating mode selection battery device for the battery can fast assembly change, and has higher modularization assembling nature, improves production installation effectiveness. Meanwhile, the maintenance and the recycling of the magnesium alloy seawater battery are facilitated, and the device is more environment-friendly.
The battery device is communicated with seawater through the pressure-resistant area, and has no pressure difference between the inside and the outside, so that the battery can still keep the normal operation of the original appearance under the extremely high pressure of deep sea.
The novel magnesium alloy seawater battery device for deep sea can obtain required voltage and current by adopting a series-parallel connection mode of a plurality of battery units according to different working conditions and use requirements, improves the universality of the battery device, is simple to manufacture, reduces the assembly time, improves the assembly efficiency of the battery device, reduces the cost of the battery device, and can provide continuous electric energy for deep sea long-range navigation.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A novel magnesium alloy seawater battery device for deep sea is characterized by comprising a shell, a waterproof baffle and a battery pack;
the shell is covered outside the battery device;
the battery pack is arranged at the bottom of the battery device and comprises a plurality of battery units which are connected with each other, the battery units comprise positive plates and negative plates which are sequentially connected in series through leads, and the positive plates and the negative plates are respectively connected with external positive binding posts and external negative binding posts;
the waterproof baffle is arranged above the battery pack and divides the inner space of the shell into an upper pressure-resistant area and a lower reaction area.
2. The novel magnesium alloy seawater battery device for deep sea as claimed in claim 1, wherein the positive plate is a nickel foam positive plate, and the negative plate is a magnesium alloy negative plate.
3. The novel magnesium alloy seawater battery device for deep sea as claimed in claim 1, wherein an external positive terminal and an external negative terminal are respectively arranged outside the shell, and an internal positive terminal and an internal negative terminal are arranged on each of the plurality of battery units.
4. The novel magnesium alloy seawater battery device for deep sea according to claim 3, wherein the external positive terminal and the internal positive terminal of the battery unit, and the external negative terminal and the internal negative terminal of the battery unit are electrically connected through a conductive component, and the water-stop baffle is provided with a through hole through which the conductive component penetrates.
5. The novel magnesium alloy seawater battery device for deep sea of claim 1, further comprising a rubber gasket, wherein the upper part of the rubber gasket is fixed with the water-stop baffle, and a groove for accommodating a battery pack is arranged below the rubber gasket.
6. The novel magnesium alloy seawater battery device for deep sea as claimed in claim 1, wherein a plurality of drainage holes are opened at the bottom of the casing at positions corresponding to the reaction zone.
7. The magnesium alloy seawater battery device for deep sea according to claim 6, wherein a plurality of the drain holes are distributed in an array.
8. The novel magnesium alloy seawater battery device for deep sea as claimed in claim 1, wherein a water strainer is arranged on the inner side wall of the shell.
9. Novel deep-sea magnesium alloy seawater battery equipment, characterized by comprising a plurality of novel deep-sea magnesium alloy seawater battery devices as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672253.9A CN111952524A (en) | 2020-07-14 | 2020-07-14 | Novel magnesium alloy seawater battery device and equipment for deep sea |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672253.9A CN111952524A (en) | 2020-07-14 | 2020-07-14 | Novel magnesium alloy seawater battery device and equipment for deep sea |
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| CN111952524A true CN111952524A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010672253.9A Pending CN111952524A (en) | 2020-07-14 | 2020-07-14 | Novel magnesium alloy seawater battery device and equipment for deep sea |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07245110A (en) * | 1994-03-01 | 1995-09-19 | Japan Storage Battery Co Ltd | Layer soaked battery |
| CN201402832Y (en) * | 2009-01-14 | 2010-02-10 | 胡安顺 | Magnesium alloy battery |
| CN106898764A (en) * | 2017-03-28 | 2017-06-27 | 青岛华高墨烯科技股份有限公司 | A kind of Graphene Magnesium sea water battery device |
| CN108232194A (en) * | 2018-01-19 | 2018-06-29 | 中南大学 | A kind of seawater battery positive electrode and preparation method thereof and seawater battery |
| US10644328B1 (en) * | 2017-02-09 | 2020-05-05 | Qynergy Corp. | Seawater electrolyte electrochemical cell |
-
2020
- 2020-07-14 CN CN202010672253.9A patent/CN111952524A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07245110A (en) * | 1994-03-01 | 1995-09-19 | Japan Storage Battery Co Ltd | Layer soaked battery |
| CN201402832Y (en) * | 2009-01-14 | 2010-02-10 | 胡安顺 | Magnesium alloy battery |
| US10644328B1 (en) * | 2017-02-09 | 2020-05-05 | Qynergy Corp. | Seawater electrolyte electrochemical cell |
| CN106898764A (en) * | 2017-03-28 | 2017-06-27 | 青岛华高墨烯科技股份有限公司 | A kind of Graphene Magnesium sea water battery device |
| CN108232194A (en) * | 2018-01-19 | 2018-06-29 | 中南大学 | A kind of seawater battery positive electrode and preparation method thereof and seawater battery |
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Application publication date: 20201117 |