CN114628712A - Shell closing device of metal/seawater fuel cell - Google Patents
Shell closing device of metal/seawater fuel cell Download PDFInfo
- Publication number
- CN114628712A CN114628712A CN202011457815.4A CN202011457815A CN114628712A CN 114628712 A CN114628712 A CN 114628712A CN 202011457815 A CN202011457815 A CN 202011457815A CN 114628712 A CN114628712 A CN 114628712A
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- gas
- annular
- flat plate
- cutting device
- single battery
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 51
- 239000002184 metal Substances 0.000 title claims abstract description 51
- 239000000446 fuel Substances 0.000 title claims abstract description 23
- 239000013535 sea water Substances 0.000 title claims abstract description 23
- 238000003466 welding Methods 0.000 claims abstract description 79
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 238000005520 cutting process Methods 0.000 claims description 81
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000005485 electric heating Methods 0.000 claims description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 239000003921 oil Substances 0.000 claims description 8
- 239000002985 plastic film Substances 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 7
- 229920006255 plastic film Polymers 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 4
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 239000005060 rubber Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 44
- 239000000463 material Substances 0.000 claims 5
- 238000004804 winding Methods 0.000 claims 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Natural products P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims 2
- KDKYADYSIPSCCQ-UHFFFAOYSA-N but-1-yne Chemical compound CCC#C KDKYADYSIPSCCQ-UHFFFAOYSA-N 0.000 claims 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 1
- 229910052786 argon Inorganic materials 0.000 claims 1
- 239000001273 butane Substances 0.000 claims 1
- 229910002091 carbon monoxide Inorganic materials 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 239000000460 chlorine Substances 0.000 claims 1
- 229910052801 chlorine Inorganic materials 0.000 claims 1
- -1 ethylene, propylene, butylene, acetylene Chemical group 0.000 claims 1
- 239000001307 helium Substances 0.000 claims 1
- 229910052734 helium Inorganic materials 0.000 claims 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims 1
- 229910052743 krypton Inorganic materials 0.000 claims 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 claims 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims 1
- 229910052754 neon Inorganic materials 0.000 claims 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims 1
- 239000001294 propane Substances 0.000 claims 1
- MWWATHDPGQKSAR-UHFFFAOYSA-N propyne Chemical compound CC#C MWWATHDPGQKSAR-UHFFFAOYSA-N 0.000 claims 1
- 229910052704 radon Inorganic materials 0.000 claims 1
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 claims 1
- 229910052724 xenon Inorganic materials 0.000 claims 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H01M6/005—Devices for making primary cells
-
- 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
- H01M6/42—Grouping of primary cells into batteries
Abstract
The invention provides a novel metal/seawater fuel cell shell closing device aiming at the problems of more manual operation processes and low production efficiency in the existing cell production process, which comprises a flat plate A and a fixing frame which are horizontally arranged; a circular single cell shell is arranged on the flat plate A, and the electrode of the metal/seawater fuel cell is arranged in the circular single cell shell to enable the electrode to be horizontally arranged; the side wall surface of the annular single battery shell is provided with a through hole and/or the surface of the annular single battery shell is provided with a groove penetrating through the inner wall surface and the outer wall surface of the annular single battery shell; the through holes and/or the grooves are used as a gas inlet and a gas outlet; a welding device and a driving device of the welding device are arranged above the flat plate A, the driving device of the welding device is arranged on the fixed frame, the welding device is arranged on the driving device of the welding device, and the driving device of the welding device drives the welding device to reciprocate along the direction vertical to the flat plate A; the battery shell closing process can be continuously carried out in a large batch, and the sealing detection and the atmosphere protection can be automatically carried out.
Description
Technical Field
The invention relates to an automatic production device of a metal/seawater fuel cell. In particular to a device which can continuously carry out the assembly production of electrodes and single cells in large batch.
Background
A metal/seawater fuel cell is an electrochemical reaction device which uses metal (such as magnesium, aluminum and alloy thereof) as anode fuel, seawater as oxidant and electrolyte solution. The metal/seawater fuel cell has the advantages of high specific energy, safety, reliability, long-term storage and the like, and has wide application prospect in the field of power supplies of marine equipment such as deep sea lander power supplies and the like. The deep sea equipment power supply has higher requirements on the specific energy, the specific power, the safety and the like of the battery used in the whole sea depth range,
the single battery of the metal/seawater fuel battery has low voltage and low current density, so that a plurality of single batteries are often required to be connected in series for use, the production process of the battery at the present stage is basically manually operated and assembled, the welding and cutting of the single battery shell are time-consuming and labor-consuming, and the single battery needs to be stored for a long time, so that the battery is greatly influenced by environmental factors due to an open structure, and the discharge capacity of the battery can be reduced due to humidity, air oxidation and the like. It is necessary to create a design on a production apparatus to improve production efficiency.
Disclosure of Invention
The invention provides a novel shell-combining production device of a metal/seawater fuel cell, aiming at the problems of multiple manual operation processes and low production efficiency in the existing cell production process, and the device can be used for continuously carrying out single cell assembly of electrode shell combination in a large batch and carrying out sealing detection and atmosphere protection.
A shell combining device of a metal/seawater fuel cell comprises a flat plate A and a fixing frame which are horizontally arranged;
a circular single cell shell is arranged on the flat plate A, and the electrode of the metal/seawater fuel cell is arranged in the circular single cell shell to enable the electrode to be horizontally arranged; the side wall surface of the annular single battery shell is provided with a through hole and/or a groove which are respectively used as a gas inlet and a gas outlet;
a welding device and a driving device of the welding device are arranged above the flat plate A, the driving device of the welding device is arranged on the fixed frame, the welding device is arranged on the driving device of the welding device, and the driving device of the welding device drives the welding device to reciprocate along the direction vertical to the flat plate A;
when welding, a sheet-shaped single battery cover is placed on the upper surfaces of an electrode and an annular single battery shell, the annular single battery shell is welded with the sheet-shaped single battery cover above the electrode through a welding device, the electrode and the annular single battery shell are turned over up and down after the annular single battery shell is welded with the sheet-shaped single battery cover, the sheet-shaped single battery cover is placed on the upper surface of the annular single battery shell without the sheet-shaped single battery cover, the annular single battery shell is welded with the sheet-shaped single battery cover above the annular single battery shell through the welding device, and the electrode is placed in a sealed cavity surrounded by the upper single battery cover, the lower single battery cover and the annular single battery shell to form a single battery;
the welding device is a welding plate arranged parallel to the flat plate A, the welding plate is an annular metal flat plate, and the projection B of the annular metal flat plate on the flat plate A is positioned in the projection area of the battery case on the flat plate A; an electric heating element is arranged on the upper surface of the annular metal flat plate and/or inside the annular metal flat plate; the electric heating element is connected with an external power supply through a lead;
a cutting device and a driving device of the cutting device are arranged above the flat plate A, the driving device of the cutting device is arranged on the fixed frame, the cutting device is arranged on the driving device of the cutting device, the driving device of the cutting device drives the cutting device to reciprocate along the direction vertical to the flat plate A,
or a cutting device, a sliding rail of the cutting device and a driving device are arranged above the flat plate A, the driving device of the cutting device is arranged on the fixing frame, the cutting device is arranged on the driving device of the cutting device, the driving device of the cutting device drives the cutting device to reciprocate along the direction vertical to the flat plate A, and the sliding rail of the cutting device drives the cutting device to circularly move along the sliding rail;
the cutting device is an annular or linear cutter which is vertical to the surface of the flat plate A, the lower end of the annular cutter is an annular knife edge, and annular knife edges of the annular knife edge which face downwards are positioned on the same horizontal plane; the projection B is positioned in an area surrounded by the projection of the annular knife edge on the flat plate A; the lower end of the linear cutter is a linear knife edge, and the downward linear knife edges of the linear knife edge are positioned on the same horizontal plane;
and a gas detection sensor is arranged above the flat plate A, the gas detection sensor is installed on the fixing frame, a gas guide pipe is arranged at the bottom of the fixing frame, one end of the gas guide pipe is connected with a gas source, and the other end of the gas guide pipe is connected with a gas inlet on the single cell after welding and cutting.
The gas conduit injects gas into the cells through the gas inlet seal, and when the gas conduit leaves the interior of the cells, the cells are automatically sealed by the gas inlet seal to store the gas in the interior of the cells.
The gas outlet of the monocell is sealed by a preset gas outlet sealing piece which can be made of rubber, plastic, metal and the like; the gas outlet sealing element is matched and sealed with the gas outlet hole or groove, and can be in the shapes of a cylinder, a truncated cone, a thread, a rectangle, a stepped cylinder and the like;
the gas inlet seal is an extension spring controlled seal or a one-way valve.
The annular single battery shell is an annular plastic plate; the sheet-shaped single battery cover is a plastic sheet or a plastic film;
the projection of the electrode on the panel a is located in the middle of the area surrounded by the projection B.
The electric heating element is one or more than two of an electric heating rod, an electric heating wire or an electric heating block, and a thermocouple is arranged on the upper surface of the annular metal flat plate and/or inside the annular metal flat plate.
Electrode of the metal/seawater fuel cell: the anode is formed by sequentially laminating a metal anode, a diaphragm and a cathode; or the metal anode, the diaphragm, the cathode, the diaphragm and the metal anode are sequentially laminated; or the cathode, the diaphragm, the metal anode, the diaphragm and the cathode are sequentially laminated; or more than two cathodes and more than two metal anodes are alternately laminated in sequence, and a diaphragm is arranged between the metal anodes and the cathodes.
The gas conduit connected with the gas inlet is connected with a gas source through a gas pump;
after welding and cutting, injecting gas in a gas source into the single cell through a gas pump, and displaying that the single cell has good sealing performance if the gas detection sensor does not detect the injected gas or does not give an alarm within a certain time, wherein the single cell can be moved into a storage box for storage;
if the gas detection sensor detects the injected gas or gives an alarm, the system moves to a waste box.
The gas in the gas source is the gas which can be detected by the gas detection sensor;
the gas detection sensor can be one or a combination of a plurality of catalytic combustion type, semiconductor type, electrochemical type, infrared type and Photoionization (PID) type; .
The catalytic combustion type utilizes the thermal effect principle of catalytic combustion; the semiconductor type utilizes a semiconductor gas sensitive element as a sensitive element; electrochemically utilizing the electrochemical activity of the gas to be detected; the infrared type utilizes the absorption effect of gas on infrared spectrum of specific frequency; PID photoionization utilizes PID to have high sensitivity to volatile organic compounds;
the driving device of the welding device is one or more than two hydraulic cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixed frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the welding device; the hydraulic oil inlet of the cylinder barrel is connected with the oil tank through a hydraulic pump via a one-way valve, and a hydraulic return port connected with the oil tank via a valve is arranged on the cylinder barrel;
or the driving device of the welding device is one or more than two cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixing frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the welding device; the cylinder barrel is connected with an air compressor through a one-way valve, and an exhaust port with a valve is arranged on the cylinder barrel;
or the driving device of the welding device comprises a power source, a screw rod and a nut, the power source can be a servo motor or a stepping motor, the power source is fixed on the fixing frame, one end of the nut is fixedly connected with a bearing, the nut is rotationally connected on the fixing frame through the bearing, the other end of the nut is connected with an output shaft of the power source through a transmission mechanism, and the nut is driven to rotate by the power source; the transmission mechanism can be gear transmission or chain wheel and chain transmission; the screw is connected with the screw through threads inside the screw nut, the screw nut and the screw form a screw pair, and the lower end of the screw is fixedly connected with the welding device; when the power source drives the screw nut to rotate through the transmission mechanism, the screw rod reciprocates axially through the screw pair with the screw nut, and then the welding device is driven to move.
The driving device of the cutting device is one or more than two hydraulic cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixed frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the cutting device; the hydraulic oil inlet of the cylinder barrel is connected with the oil tank through a hydraulic pump via a one-way valve, and a hydraulic return port connected with the oil tank via a valve is arranged on the cylinder barrel;
or the driving device of the cutting device is one or more than two cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixing frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the cutting device; the cylinder barrel is connected with an air compressor through a one-way valve, and an exhaust port with a valve is arranged on the cylinder barrel;
or the driving device of the cutting device comprises a power source, a lead screw and a nut, wherein the power source can be a servo motor or a stepping motor, the power source is fixed on the fixed frame, one end of the nut is fixedly connected with a bearing, the nut is rotationally connected on the fixed frame through the bearing, the other end of the nut is connected with an output shaft of the power source through a transmission mechanism, and the power source drives the nut to rotate; the transmission mechanism can be gear transmission or chain wheel and chain transmission; a screw rod is connected with the inner thread of the screw nut in a threaded manner, the screw nut and the screw rod form a screw pair, and the lower end of the screw rod is fixedly connected with the cutting device; when the power source drives the screw nut to rotate through the transmission mechanism, the screw rod reciprocates axially through the screw pair with the screw nut, and then the cutting device is driven to move.
The air compressor, the hydraulic pump, the servo motor or the stepping motor of the driving device of the welding device and the driving device of the cutting device are in signal connection with the PLC through leads;
controlling the movement of the welding device and the cutting device through a PLC (programmable logic controller); automatic welding and cutting can be realized.
The two sides of the flat plate are respectively provided with a cylinder body which is used for placing an unused annular single battery shell and an unused annular plastic plate, and the upper end of the annular plastic plate left after cutting after welding is opened.
Compared with the prior art, the shell combining device of the metal/seawater fuel cell has the following advantages:
(1) the battery cell shell combination assembly can be continuously carried out, and the production efficiency is improved;
(2) the number of assembling personnel and the cost are saved;
(3) the sealing performance of the battery can be detected in the assembling process, so that the working procedures are simplified, and the time is saved;
(4) the single cell can be protected by atmosphere, so that the single cell can be stored for a long time.
Drawings
FIG. 1 is a perspective view of a metal/seawater fuel cell casing device
FIG. 2 is a second perspective view of the metal/seawater fuel cell casing assembly;
FIG. 3 is a third perspective view of the metal/seawater fuel cell casing assembly;
FIG. 4 is a schematic diagram of a metal/seawater fuel cell;
in the figure, 1-electrode, 2-cell shell, 3-cell cover, 4-plate A, 5-fixed frame, 6-welding device, 7-cutting device, 8-gas conduit, 9-gas pump, 10-gas source, 11-gas detection sensor, 21-gas outlet, 22-gas outlet sealing piece, 23-gas inlet, 24-gas inlet sealing piece, 25-cell current collector, 61-driving device of welding device, 62-welding plate, 63-electric heating element, 64-temperature sensor, 71-knife edge, 72-driving device of cutting device, 73-guide slide rail.
Detailed Description
Example 1:
as shown in fig. 3, the metal/seawater fuel cell casing device comprises a flat plate a4 and a fixing frame 5 which are horizontally arranged; the plate A4 is provided with a cell shell 2 (annular plastic plate), a cell shell groove is arranged on the plate A, the cell shell is arranged in the cell shell groove on the plate A, the groove depth is smaller than the thickness of the cell shell, the welding width of the cell shell is 10mm, an electrode 1 is arranged in the cell shell, and the electrode is formed by sequentially arranging a cathode, a diaphragm, a metal anode, a diaphragm, a cathode and a diaphragm …, and has 5 anodes of 6 cathodes. After the electrodes are stacked, the cathode is connected with a red positive current collecting lead, the anode is connected with a black negative current collecting lead, and the current collecting leads respectively extend out of the battery case 2 and are sealed with the battery case by glue.
An annular welding device 6 parallel to the flat plate A is arranged above the flat plate A and is an annular metal flat plate, the projection of the welding device on the flat plate A is smaller than the outer side outline of the cell shell, 2 thermocouples 64 and 2 heating rods 63 with the diameter of 6mm are arranged in the welding device, and an electric heating element is connected with an external power supply through a lead; the driving device 61 of the welding device is positioned above the center of the welding device and is mechanically and fixedly connected with the welding device, the driving device 61 of the welding device is an air cylinder and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixed frame 5, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the welding device; the cylinder barrel is connected with an air compressor through a one-way valve, and an exhaust port with a valve is arranged on the cylinder barrel;
when welding, a sheet-shaped cell cover 3 is placed on the upper surface of the cell shell, the ring-shaped cell shell is welded with the sheet-shaped cell cover above the ring-shaped cell shell through a welding device, after one side is finished, the cell shell, the cell cover and the electrode are turned over, and the other side of the cell shell is welded. After all the welding devices are finished, the welding devices are lifted to be away from the surface plane of the single cell shell and are static;
after welding, the annular blade of the cutting device moves towards the direction of the single cell shell along with the driving device of the cutting device, the annular blade is projected inside the single cell shell on a plane A and is 2mm away from the outer contour line of the single cell shell, and the redundant part of the single cell cover is cut;
the driving device of the cutting device is an air cylinder and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixing frame 5, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the welding device; the cylinder barrel is connected with an air compressor through a one-way valve, and an exhaust port with a valve is arranged on the cylinder barrel; the air compressor and the hydraulic pump of the driving device of the welding device and the driving device of the cutting device are in signal connection with the PLC through leads; controlling the movement of the welding device and the cutting device through a PLC (programmable logic controller); automatic welding and cutting can be realized.
Through holes which are used as a gas inlet and a gas outlet are arranged on the side wall surface of the annular single battery shell; after the cutting is finished, a gas guide pipe connected with a carbon dioxide gas cylinder is inserted into a single cell gas inlet, gas is injected into the single cell from the gas inlet through a gas inlet sealing member, a single cell gas outlet is tightly sealed by a cylindrical rubber plug, the gas guide pipe is extracted from the gas inlet, and when the gas guide pipe leaves the inside of the single cell, the single cell is automatically sealed through the gas inlet sealing member (one-way valve), and gas (carbon dioxide) is stored in the single cell. The gas conduit is connected with a carbon dioxide gas cylinder through a gas pump; the gas inlet seal is a gas check valve.
A gas detection sensor (11) is fixed on a fixing frame above the flat plate A, the infrared type is adopted, the concentration of carbon dioxide in the air can be detected based on the non-divergent infrared gas detection principle, an alarm is given when the concentration exceeds 0.03-0.04% of the volume, and the situation that the single battery is not completely sealed and needs to be moved to a waste box is proved.
Example 2
The structure of the metal/seawater fuel cell casing device shown in fig. 1 or 2 is the same as that of embodiment 1, and is different from embodiment 1 in that:
an annular guide rail and a sliding block are arranged above the flat plate A, and the sliding block is connected with the annular guide rail in a sliding manner; the annular guide rail is arranged on the fixed frame, an annular rack is arranged on the annular guide rail, a motor and a gear are arranged in the sliding block, the gear is meshed with the annular rack and is driven to rotate by the motor, the gear is driven to rotate by the motor and rolls along the annular rack, and the sliding block is driven to move along the annular guide rail; a cutting device and a driving device of the cutting device are arranged below the sliding block, the driving device of the cutting device is arranged on the sliding block, the cutting device is arranged on the driving device of the cutting device, and the driving device of the cutting device drives the cutting device to reciprocate along the direction vertical to the flat plate A; the cutting device can be driven by the sliding block to move clockwise or anticlockwise circularly, the cutting device is a cutter which is arranged perpendicular to the surface of the flat plate A, the lower end of the cutter is provided with a cutter point, and the cutter is provided with a cutting edge facing to the moving direction; the projection B is located in the annular area where the cutting edge of the cutter moves on the flat plate A.
Claims (10)
1. A metal/seawater fuel cell's device that closes shell which characterized in that:
comprises a flat plate A and a fixed frame which are horizontally arranged;
a circular single cell shell is arranged on the flat plate A, and the electrode of the metal/seawater fuel cell is arranged in the circular single cell shell to enable the electrode to be horizontally arranged; the side wall surface of the annular single battery shell is provided with a through hole and/or the surface of the annular single battery shell is provided with a groove penetrating through the inner wall surface and the outer wall surface of the annular single battery shell; the through holes and/or the grooves are used as a gas inlet and a gas outlet; a welding device and a driving device of the welding device are arranged above the flat plate A, the driving device of the welding device is arranged on the fixed frame, the welding device is arranged on the driving device of the welding device, and the driving device of the welding device drives the welding device to reciprocate along the direction vertical to the flat plate A;
when welding, a sheet-shaped single battery cover is placed on the upper surfaces of an electrode and an annular single battery shell, the annular single battery shell is welded with the sheet-shaped single battery cover above the electrode through a welding device, the electrode and the annular single battery shell are turned over up and down after the annular single battery shell is welded with the sheet-shaped single battery cover, the sheet-shaped single battery cover is placed on the upper surface of the annular single battery shell without the sheet-shaped single battery cover, the annular single battery shell is welded with the sheet-shaped single battery cover above the annular single battery shell through the welding device, and the electrode is contained in a sealed cavity surrounded by the upper single battery cover, the lower single battery cover and the annular single battery shell to form a single battery;
the welding device is a welding plate arranged parallel to the flat plate A, the welding plate is an annular metal flat plate, and the projection B of the annular metal flat plate on the flat plate A is positioned in the projection area of the battery case on the flat plate A; an electric heating element is arranged on the lower surface of the annular metal flat plate and/or inside the annular metal flat plate; the electric heating element is connected with an external power supply through a lead;
a cutting device and a driving device of the cutting device are arranged above the flat plate A, the driving device of the cutting device is arranged on the fixing frame, the cutting device is arranged on the driving device of the cutting device, and the driving device of the cutting device drives the cutting device to reciprocate along the direction vertical to the flat plate A; the cutting device is an annular cutter which is perpendicular to the surface of the flat plate A, the lower end of the annular cutter is an annular knife edge, and annular knife edges downward of the annular knife edge are positioned on the same horizontal plane; the projection B is positioned in an area surrounded by the projection of the annular knife edge on the flat plate A; or, an annular guide rail and a slide block are arranged above the flat plate A, and the slide block is connected with the annular guide rail in a sliding way; the annular guide rail is arranged on the fixed frame, an annular rack is arranged on the annular guide rail, a motor and a gear are arranged in the sliding block, the gear is meshed with the annular rack and is driven to rotate by the motor, and the gear is driven to rotate by the motor and follows the annular rack roller to further drive the sliding block to move along the annular guide rail; a cutting device and a driving device of the cutting device are arranged below the sliding block, the driving device of the cutting device is arranged on the sliding block, the cutting device is arranged on the driving device of the cutting device, and the driving device of the cutting device drives the cutting device to reciprocate along the direction vertical to the flat plate A; the cutting device can be driven by the sliding block to move clockwise or anticlockwise annularly, the cutting device is a cutter arranged perpendicular to the surface of the flat plate A, the lower end of the cutter is provided with a cutter point, and the cutter is provided with a cutting edge facing to the moving direction; the projection B is located in the annular area where the cutting edge of the cutter moves on the flat plate A.
2. The closure device of claim 1, wherein:
the annular single battery shell is an annular plastic plate; a single cell shell groove is formed in the flat plate A, the single cell shell is placed in the single cell shell groove in the flat plate A, and the depth of the groove is lower than the thickness of the single cell shell;
the sheet-shaped single battery cover is a plastic sheet or a plastic film;
the projection of the electrode on the flat plate A is positioned in the middle of the area surrounded by the projection B;
the angle of the linear knife edge can be adjusted through fastening threads;
the gas guide pipe injects gas into the single cell through the one-way valve gas inlet sealing piece, and when the gas guide pipe leaves the interior of the single cell, the single cell is automatically sealed through the gas inlet sealing piece, so that the gas is stored in the single cell; the gas inlet seal may be a one-way valve;
the gas outlet of the monocell is sealed by a preset gas outlet sealing member, and the gas outlet sealing member can be one or more than two of materials such as rubber, plastic, metal and the like; the plug is matched and sealed with the gas outlet through hole or the groove by the gas outlet sealing piece, and the shape of the plug can be one or more than two of the shapes of a cylinder, a truncated cone, a thread shape, a rectangle, a step cylinder and the like; or the gas outlet seal is a valve.
3. The closure device of claim 1, wherein:
the electric heating element is one or more than two of an electric heating rod, an electric heating wire or an electric heating block, and a thermocouple is arranged on the upper surface of the annular metal flat plate and/or inside the annular metal flat plate.
4. The closure device of claim 1, wherein:
electrode of the metal/seawater fuel cell: the anode is formed by sequentially laminating a metal anode, a diaphragm and a cathode; or the metal anode, the diaphragm, the cathode, the diaphragm and the metal anode are sequentially laminated; or the cathode, the diaphragm, the metal anode, the diaphragm and the cathode are sequentially laminated; or more than two cathodes and more than two metal anodes are alternately laminated in sequence, and a diaphragm is arranged between the metal anodes and the cathodes;
current is collected through the current collector and exits the cell housing.
5. The closure device of claim 1, wherein:
a gas detection sensor is arranged above the flat plate A, the gas detection sensor is arranged on a fixed frame, a gas guide pipe is arranged at the bottom of the fixed frame, one end of the gas guide pipe is connected with a gas source, and the other end of the gas guide pipe is connected with a gas inlet on the welded and cut single cell;
the gas conduit connected with the gas inlet is connected with a gas source through a gas pump; the gas conduit can axially extend and retract along the conduit and is in sealed contact with or separated from the gas inlet;
after welding and cutting, injecting gas in a gas source into the single cell through a gas pump, and displaying that the single cell has good sealing performance if the gas detection sensor does not detect the injected gas or does not give an alarm within a certain time, wherein the single cell can be moved into a storage box for storage;
and if the gas detection sensor detects injected gas or the gas detection sensor with the gas alarm gives an alarm, the waste bin is moved to.
6. The case closing apparatus according to claim 1 or 5, wherein:
the gas in the gas source is a gas which can be detected by a gas detection sensor in the air atmosphere; the catalyst does not contain corrosive gas, such as any one of hydrogen sulfide, hydrogen chloride, chlorine, hydrogen fluoride and the like, and comprises one or more of hydrogen, helium, neon, argon, krypton, xenon, radon, carbon monoxide, carbon dioxide, methane, ethane, propane, butane, ethylene, propylene, butylene, acetylene, propyne, butyne, hydrogen sulfide, phosphine and the like;
the gas detection sensor can be one or a combination of a plurality of catalytic combustion type, semiconductor type, electrochemical type, infrared type and Photoionization (PID) type gas detection sensors.
7. The closure device of claim 1, wherein:
the driving device of the welding device is one or more than two hydraulic cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixed frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the welding device; the hydraulic oil inlet of the cylinder barrel is connected with the oil tank through a hydraulic pump via a one-way valve, and a hydraulic return port connected with the oil tank via a valve is arranged on the cylinder barrel;
or the driving device of the welding device is one or more than two cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixing frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the welding device; the cylinder barrel is connected with an air compressor through a one-way valve, and an exhaust port with a valve is arranged on the cylinder barrel;
or the driving device of the welding device comprises a power source, a lead screw and a nut, wherein the power source can be a servo motor or a stepping motor, the power source is fixed on the fixed frame, one end of the nut is fixedly connected with a bearing, the nut is rotationally connected on the fixed frame through the bearing, the other end of the nut is connected with an output shaft of the power source through a transmission mechanism, and the nut is driven to rotate by the power source; the transmission mechanism can be gear transmission or chain wheel and chain transmission; a screw rod is connected with the inner thread of the screw nut, the screw nut and the screw rod form a screw pair, and the lower end of the screw rod is fixedly connected with a welding device; when the power source drives the screw nut to rotate through the transmission mechanism, the screw rod reciprocates axially through the screw pair with the screw nut, and then the welding device is driven to move.
8. The closure device of claim 1, wherein:
the driving device of the cutting device is one or more than two hydraulic cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixed frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the cutting device; the hydraulic oil inlet of the cylinder barrel is connected with the oil tank through a hydraulic pump via a one-way valve, and a hydraulic return port connected with the oil tank via a valve is arranged on the cylinder barrel;
or the driving device of the cutting device is one or more than two cylinders and comprises a cylinder barrel, a piston rod and a piston, the cylinder barrel is fixed on the fixing frame, the upper end of the piston rod is connected with the piston in the cylinder barrel, and the lower end of the piston rod is fixedly connected with the cutting device; the cylinder barrel is connected with an air compressor through a one-way valve, and an exhaust port with a valve is arranged on the cylinder barrel;
or the driving device of the cutting device comprises a power source, a lead screw and a nut, wherein the power source can be a servo motor or a stepping motor, the power source is fixed on the fixed frame, one end of the nut is fixedly connected with a bearing, the nut is rotationally connected on the fixed frame through the bearing, the other end of the nut is connected with an output shaft of the power source through a transmission mechanism, and the power source drives the nut to rotate; the transmission mechanism can be gear transmission or chain wheel and chain transmission; a screw rod is connected with the inner thread of the screw nut in a threaded manner, the screw nut and the screw rod form a screw pair, and the lower end of the screw rod is fixedly connected with the cutting device; when the power source drives the screw nut to rotate through the transmission mechanism, the screw rod reciprocates axially through the screw pair with the screw nut, and then the cutting device is driven to move.
9. The closure device of claim 1, wherein:
the air compressor, the hydraulic pump, the servo motor or the stepping motor of the driving device of the welding device and the driving device of the cutting device are in signal connection with the PLC through leads;
controlling the movement of the welding device and the cutting device through a PLC (programmable logic controller); automatic welding and cutting can be realized.
10. The closure device of claim 1, wherein:
when the cell cover is a plastic film capable of being wound and stored, the two storage winding drums can be arranged on the shell closing device and used for winding and storing the unwelded and welded cell cover material, the unwelded plastic film coil material is wound on one storage winding drum, the welded plastic film coil material is wound on the other storage winding drum, the plastic film coil material passes through the upper portion of the flat plate A, and the feeding speed and the tensioning strength of the cell cover can be controlled by controlling the rotating speeds of the two winding drums.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011457815.4A CN114628712B (en) | 2020-12-11 | 2020-12-11 | Shell-closing device of metal/seawater fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011457815.4A CN114628712B (en) | 2020-12-11 | 2020-12-11 | Shell-closing device of metal/seawater fuel cell |
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| CN114628712A true CN114628712A (en) | 2022-06-14 |
| CN114628712B CN114628712B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011457815.4A Active CN114628712B (en) | 2020-12-11 | 2020-12-11 | Shell-closing device of metal/seawater fuel cell |
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| CN114628712B (en) | 2024-01-30 |
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