CN117638183B - Fuel cell packaging structure - Google Patents
Fuel cell packaging structure Download PDFInfo
- Publication number
- CN117638183B CN117638183B CN202410106711.0A CN202410106711A CN117638183B CN 117638183 B CN117638183 B CN 117638183B CN 202410106711 A CN202410106711 A CN 202410106711A CN 117638183 B CN117638183 B CN 117638183B
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- Prior art keywords
- pile
- electrode
- packaging shell
- partition plate
- air inlet
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 71
- 239000000446 fuel Substances 0.000 title claims abstract description 25
- 238000005192 partition Methods 0.000 claims abstract description 54
- 239000001257 hydrogen Substances 0.000 claims description 42
- 229910052739 hydrogen Inorganic materials 0.000 claims description 42
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 230000000149 penetrating effect Effects 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 17
- 238000005538 encapsulation Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Fuel Cell (AREA)
Abstract
The invention relates to the technical field of battery packaging, and discloses a fuel cell packaging structure, which comprises a packaging shell with a partition board inside, wherein one side of the packaging shell is connected with an air inlet pipe, the other side of the packaging shell is connected with an air outlet pipe, an electrode stack is arranged between the air inlet pipe and the air outlet pipe, an included angle which can be changed is formed between the transverse section of the top of the electrode stack and the inner top of the packaging shell.
Description
Technical Field
The invention relates to the technical field of battery packaging, in particular to a fuel battery packaging structure.
Background
A hydrogen fuel cell is a device that converts chemical energy into electrical energy through an electrochemical reaction of hydrogen and oxygen. The hydrogen and the oxygen are used as fuel, no mechanical transmission exists, water is generated, and the fuel is clean and pollution-free, and has great development prospect.
The fuel cell system mainly comprises a fuel cell stack, a hydrogen supply system, an air supply system, a cooling system and a control system; the electric pile of the fuel cell system is the core of the whole system, and in the vehicle-mounted fuel cell electric pile, besides shaking and vibration caused by different road conditions, the electric pile is also easy to be impacted by the outside; in order to protect the fuel cell stack from or reduce the influence of external load on the system stack, the stack is usually packaged in a housing, and the common flow channel in the stack is generally horizontally arranged, and the position of the stack interface is higher than the end position of the common flow channel, so that water in the common flow channel can be accumulated, and the water cannot be taken away by air flow, so that the performance of the stack can be affected by excessive water accumulation.
In order to prevent the pile from accumulating water, the technology provided by the invention patent with the Chinese patent number CN113013446B is that the pile is obliquely arranged to enable a pile public runner to be obliquely arranged, the other end of the public runner is close to the open end of the pile, the horizontal height of the end part of the public runner close to the blind end is higher than that of the end part close to the open end, and the interface at the lowest part in the vertical direction is not higher than that of the public runner at the horizontal position of the open end; and timely discharging accumulated water in the battery pile.
However, in the prior art, a passive exhaust mode is generally adopted, that is, an air inlet of an air supply system is communicated with the inside of a shell, negative pressure is generated by an air compressor in the air supply system to remove unused hydrogen accumulated in the inside of the shell, so that the unused hydrogen is recycled and filtered and discharged to the hydrogen inlet for repeated use, and as the density of hydrogen is far smaller than that of air, in the technology, when a galvanic pile is obliquely arranged, the corner of the galvanic pile is inclined, an obstacle surface is easily formed in the inside of the shell, the discharge of the hydrogen can be blocked, the hydrogen is accumulated at the highest position in the inside of the shell, and then the hydrogen is accumulated between the surfaces of electrode plates, so that the efficiency of the air compressor is reduced when the air is exhausted, and a small part of hydrogen is mixed into a cathode of the galvanic pile to influence the activity of the galvanic pile.
Disclosure of Invention
The present invention is directed to a fuel cell package structure, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a fuel cell packaging structure, includes the encapsulation shell that inside has the partition panel, encapsulation shell one side is connected with the air-supply line, encapsulation shell other side is connected with out the tuber pipe, be equipped with the electrode pile between air-supply line and the play tuber pipe, be equipped with a set of water pipe and air pipe and hydrogen pipe on the electrode pile in proper order, the electrode pile is unsteady setting in encapsulation shell for form a contained angle that can change the angle between the top transverse section of electrode pile and the top in the encapsulation shell, air-supply line or play tuber pipe port and the top transverse section parallel and level of electrode pile, encapsulation shell bottom one side is connected with the outlet pipe, outlet pipe and electrode pile public runner are connected; a pile base is arranged between the partition plate and the electrode pile, the electrode pile is fixedly connected with the pile base, penetrating holes are respectively formed in two ends of a group of diagonals of the partition plate, two connectors are respectively connected with the pile base in an up-down sliding mode, the penetrating holes are arc-shaped, the connectors can conveniently move on the arc, one ends of the two connectors are located on the penetrating holes and slide, the other two connectors penetrate through the partition plate in the packaging shell, a movable assembly for plugging the penetrating holes is arranged in the middle of the partition plate, and when the transverse section of the top of the electrode pile is parallel to the inner top of the packaging shell, the aperture of the penetrating holes is plugged through the movable assembly; a group of diagonals of the partition plate are provided with driving devices for righting the electrode stacks in the packaging shell; the middle part of the partition plate is provided with a gasket, the inner ring of the gasket is rotationally connected with an internal thread ferrule, one end of the internal thread ferrule is fixedly connected with the electrode pile, and the inner ring of the internal thread ferrule is in threaded connection with a threaded rod; the movable assembly comprises a driving plate fixedly mounted at one end of the threaded rod, two ends of the driving plate face the diagonal of the partition plate, sealing plates are mounted at two ends of the driving plate, a plugging piece is fixedly connected to one side of the sealing plate in a sliding manner, the plugging piece is located beside one side of the penetrating hole, and the plugging piece is in abutting contact with one end of the connector.
Preferably, one end of the air inlet pipe is fixedly connected with an air inlet pipe extension part, the air inlet pipe extension part is three sections, one section of the air inlet pipe extension part faces the bottom of the packaging shell vertically, the other two sections of the air inlet pipe extension part are respectively communicated with the inside of the packaging shell and the air inlet pipe, one section of the air inlet pipe extension part which faces the bottom of the packaging shell vertically is provided with a current collecting cover in a sliding manner, the bottom of the current collecting cover is connected with a second spring, and a contact switch is arranged at the bottom in the air inlet pipe extension part.
Preferably, a connecting block is arranged near each sealing plate of the partition plate, and a first spring is fixedly arranged between the connecting block and each sealing plate.
Preferably, the driving device comprises two motors arranged on the other group of diagonals of the partition plate, gears are sleeved on the output shafts of the motors, racks are slidably connected near each gear on the partition plate, one side of each rack penetrates through the partition plate and is provided with a connecting plate, sliding heads are fixedly arranged on the connecting plate, and rollers are respectively arranged on two sides of each sliding head.
Preferably, the rack is tightly attached to the surface of the partition board for movement, a plurality of anti-collision pads are equidistantly arranged and installed in the bottom of the packaging shell, the electrode stack rotates on the partition board by taking two connectors relatively close to the rack as shafts, the electrode stack moves around the penetrating hole when rotating, and the movement angle of the electrode stack is 0-8 degrees.
Preferably, the packaging shell is provided with an air circulation cover outside the air inlet pipe, a plurality of sub-blowing openings are arranged at the bottom of one side of the packaging shell far away from the water outlet pipe, each sub-blowing opening is provided with a plurality of one-way channel valves, and the inside of the packaging shell is communicated with the air circulation cover through each one-way channel valve.
Preferably, a corrugated pipe is connected between the water outlet pipe and the electrode pile, the corrugated pipe is connected with a common runner of the electrode pile, the common runner is communicated with the hydrogen pipe, and the interface at the lowest position of one end of the water outlet pipe in the vertical direction is not higher than the horizontal position of the common runner of the electrode pile at the opening end.
Preferably, a plurality of connection ports for passing through the pipeline are arranged outside the packaging shell.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, in the process of conveying high-speed gas into the air inlet pipe, the gas can enable the current collecting cover to descend, the contact switch is excited to work along with the descending process of the current collecting cover, the motor is electrified, the motor drives the gear to rotate, the gear rotates to enable the two racks to move in opposite directions on the partition plate, when the racks move, the connecting plate is driven to move, the slider moves in a straight line up and down on a preset track of the partition plate, the edge of the pile base is driven to be righted, a blocking channel is formed between the pile base packaging shells to be opened, hydrogen is facilitated to pass, and the hydrogen at the inner top of the packaging shells is smoothly discharged under the circulation of the high-speed gas, so that hydrogen residues are prevented;
For improving the discharge efficiency, the one-way channel valve shunts high-speed gas when entering from the air inlet pipe, conveys partial gas to the bottom in the packaging shell, extrudes the packaging shell to extrude the hydrogen to the upper position possibly, is favorable for the discharge work of the hydrogen, and improves the discharge efficiency.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the package according to the present invention;
FIG. 3 is a schematic view of the structure of the driving plate of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
FIG. 5 is an exploded view of the drive assembly and movable assembly of the present invention;
FIG. 6 is a schematic view of the connection structure of the partition panel and the base of the electric pile according to the present invention;
FIG. 7 is a schematic view showing the internal structure of the extension part of the air inlet pipe according to the present invention.
In the figure: 1-packaging a shell; 101-a partition panel; 2-an air inlet pipe; 3-an air outlet pipe; 4-a water outlet pipe; 5-connecting ports; 6-an air tube; 7-a water pipe; 8-electrode galvanic pile; 9-a hydrogen pipe; 10-one-way channel valve; 11-an air inlet pipe extension; 12-washers; 13-a drive plate; 14-an electric motor; 15-a gear; 16-racks; 17-connecting blocks; 18-a first spring; 19-sealing plate; 1901-a blocking piece; 20-connecting plates; 21-a slider; 2101-rollers; 22-an internally threaded ferrule; 23-a threaded rod; 24-penetrating holes; 25-pile base; 26-crash pad; 27-a connector; 28-collector cap; 29-a second spring; 30-contact switch; 31-split mouthpiece.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: the fuel cell packaging structure comprises a packaging shell 1 with a partition plate 101 inside, wherein one side of the packaging shell 1 is connected with an air inlet pipe 2, the other side of the packaging shell 1 is connected with an air outlet pipe 3, an electrode pile 8 is arranged between the air inlet pipe 2 and the air outlet pipe 3, a group of water pipes 7, air pipes 6 and hydrogen pipes 9 are sequentially arranged on the electrode pile 8, the electrode pile 8 is arranged in the packaging shell 1 in an unstable state, a plurality of connecting ports 5 for passing through pipelines are arranged outside the packaging shell 1, the pipelines are led into the packaging shell 1 after the connecting ports 5 are sealed, the unstable state is designed to be favorable for discharging hydrogen in the packaging shell 1, especially after using the fuel cell, when the pipe orifice of the air inlet pipe 2 is in an air inlet state, the electrode pile 8 is in a moving process in the packaging shell 1, the position of the electrode pile 8 is in an inclined static state in the normal power generation process of the electrode pile 8, an included angle which can change an angle is formed between the top transverse section of the electrode pile 8 and the top in the packaging shell 1, the port of the air inlet pipe 2 or the air outlet pipe 3 is flush with the top transverse section of the electrode pile 8, as shown in figure 2, when the electrode pile 8 is inclined, one end of the air inlet pipe 2 is opposite to the corner of the top of the electrode pile 8, when the electrode pile 8 is in a stable static state and fixed, the top section of the electrode pile 8 is horizontally aligned with the air inlet pipe 2 and the air outlet pipe 3, one side of the bottom of the packaging shell 1 is connected with a water outlet pipe 4, and the water outlet pipe 4 is connected with a common runner of the electrode pile 8; a pile base 25 is arranged between the partition board 101 and the electrode pile 8 in the specific installation process, along with the movement of the pile base 25, the electrode pile 8 can be ensured to ensure normal use, the connection part of the electrode pile 8 is prevented from colliding with the inside of the packaging shell 1 in the tilting process, so that the area required by the pile base 25 is larger than the area of one side of the electrode pile 8, the electrode pile 8 is fixedly connected with the pile base 25, the two ends of a group of diagonal lines of the partition board 101 are respectively provided with a penetrating hole 24 in an arc shape, the connectors 27 can conveniently move on the arc shape, the pile base 25 is respectively connected with two connectors 27 in an up-down sliding manner, one end of each of the two connectors 27 is positioned on the penetrating hole 24 to slide, the other two connectors 27 penetrate through the partition plate 101 in the packaging shell 1, a movable component for blocking the penetrating hole 24 is arranged in the middle of the partition plate 101, and when the transverse section of the top of the electrode pile 8 is parallel to the inner top of the packaging shell 1, the aperture of the penetrating hole 24 is blocked by the movable component; the partition board 101 is provided with a group of diagonal lines with driving devices for righting the electrode pile 8 in the package shell 1, when air and hydrogen are introduced to the electrode pile 8, the bottom edge of the electrode pile 8 is contacted with the inner bottom of the package shell 1, the whole electrode pile 8 is in a standing state, the driving devices are in a self-locking state, no work is generated on the electrode pile 8, the two driving devices are respectively positioned on a diagonal line, at this time, when the battery is used, water formed by combining the hydrogen and the oxygen is firstly gathered on each electrode of the electrode pile 8, the water after gathering flows into a public flow channel in the electrode pile 8, and the whole electrode pile 8 inclines, the common flow passage of the electrode pile 8 is inclined, water is finally discharged along the water outlet pipe 4, and then residual or leaked hydrogen in the packaging shell 1 is led and guided through high-speed gas entering through the air inlet pipe 2, and the hydrogen and the high-speed gas are discharged along the inside of the air outlet pipe 3 after being mixed. Under the inclined state of the electrode pile 8, the gas circulation inside the packaging shell 1 is not smooth by the electrode pile 8, so that the amount of the hydrogen discharged by the air outlet pipe 3 is small, and the electrode pile 8 needs to be righted in the process that the air inlet pipe 2 enters high-speed gas, so that the leaked hydrogen inside the packaging shell 1 circulates with the high-speed gas, and the hydrogen is discharged.
Specifically, one end of the air inlet pipe 2 is fixedly connected with the air inlet pipe extension 11, the air inlet pipe extension 11 is divided into three sections, one section is vertically oriented to the bottom of the packaging shell 1, the other two sections are respectively communicated with the inside of the packaging shell 1 and the air inlet pipe 2, a current collecting cover 28 is slidably installed in the inner part of the air inlet pipe extension 11 which is vertically oriented to the bottom of the packaging shell 1, the bottom of the current collecting cover 28 is connected with a second spring 29, a contact switch 30 is installed at the inner bottom of the air inlet pipe extension 11, when the high-speed gas is conveyed into the air inlet pipe 2, the fuel cell is in rest operation, the electrode stack 8 does not work, meanwhile, no water is generated, so that a common flow channel is flattened, the high-speed gas is firstly contacted with the current collecting cover 28, as shown in fig. 7, the current collecting cover 28 is lowered, in the process of lowering the current collecting cover 28, the contact (shown in fig. 7, the contact is located at the bottom of the current collecting cover 28), and the contact switch 30 are contacted, after the contact switch 30 is contacted, the contact device is carried out, the electrode stack 8 is driven to be rightly, and the two sides of the electrode stack 8 are driven to be rightly, and the electrode stack 8 is driven to be rightly.
Further, a gasket 12 is arranged in the middle of the partition plate 101, an inner ring of the gasket 12 is rotatably connected with an inner thread ferrule 22, one end of the inner thread ferrule 22 is fixedly connected with the electrode pile 8, and an inner ring of the inner thread ferrule 22 is in threaded connection with a threaded rod 23; when the electrode pile 8 is righted, firstly, the electrode pile 8 can carry out small-amplitude angle correction on the partition plate 101, so that the internal thread ring 22 contacted with the pile base 25 rotates, and when the internal thread ring 22 rotates, the threaded rod 23 is recovered into the internal thread ring 22;
Further, the movable assembly comprises a driving plate 13 fixedly installed at one end of a threaded rod 23, two ends of the driving plate 13 face the diagonal line of the partition plate 101, sealing plates 19 are installed at two ends of the driving plate 13, one side of each sealing plate 19 is fixedly connected with a plugging piece 1901, the plugging piece 1901 is located beside one side of each penetrating hole 24, the plugging piece 1901 is in abutting contact with one end of each connector 27, when the threaded rod 23 moves linearly, the driving plate 13 is driven to move towards the partition plate 101, and when the driving plate 13 moves, the plugging piece 1901 on the sealing plate 19 is driven to plug the penetrating holes 24, so that hydrogen is prevented from flowing out along the penetrating holes 24, and accordingly the hydrogen is remained inside the packaging shell 1.
The partition plate 101 is close to each sealing plate 19 and is provided with a connecting block 17, a first spring 18 is fixedly arranged between the connecting block 17 and each sealing plate 19, racks 16 are tightly attached to the surface of the partition plate 101 and move, a plurality of anti-collision pads 26 are arranged at the inner bottom of the packaging shell 1 in an equidistant mode, the electrode cell stack 8 rotates on the partition plate 101 by taking two connectors 27 relatively close to the racks 16 as shafts, the electrode cell stack 8 moves around the penetrating holes 24 during rotation, the movement angle of the electrode cell stack 8 is 0-8 degrees, when the electrode cell stack 8 is in a standing state, the first spring 18 is in a normal state, when the electrode cell stack 8 rotates, the upper and lower peaks of the arc length of the penetrating holes 24 are used as limiting points, after hydrogen is discharged from the inside of the packaging shell 1, the top of the electrode cell stack 8 and the inner top of the packaging shell 1 form an angle, the first spring 18 plays an auxiliary boosting role, the electrode cell stack 8 is pushed to incline downwards, and the movement angle of the electrode cell stack 8 does not exceed 0-8 degrees.
Specifically, the driving device comprises two motors 14 arranged on the other group of diagonals of the partition plate 101, the motors 14 adopt self-locking type, when the operation is stopped, the output shafts of the motors 14 are sleeved with gears 15, the partition plate 101 is in sliding connection with racks 16 near each gear 15, one side of each rack 16 penetrates through the partition plate 101, the racks 16 are tightly attached to the partition plate 101 to move so as to prevent air leakage, a connecting plate 20 is arranged, a slider 21 is fixedly arranged on the connecting plate 20, rollers are respectively arranged on two sides of the slider 21, when the contact switch 30 is opened, the motors 14 rotate in a period of time, the motors 14 drive the gears 15 to rotate, the gears 15 rotate so that the two racks 16 move in opposite directions on the partition plate 101, when the racks 16 move, the connecting plate 20 is driven to move so that the slider 21 linearly moves up and down on a track established by the partition plate 101, one side of the slider 21 is attached to the edge of the pile base 25, when the roller on the slider 21 moves on the edge of the pile base 25 to correct the whole pile base 25, then the motor 14 stops rotating, because the density of hydrogen is smaller than that of air, the hydrogen is gathered at the inner top of the package 1, after the electrode pile 8 is righted, high-speed gas quickly passes through the inner top of the package 1 in a short time, the hydrogen is discharged into the package 1, the air inlet pipe 2 is in a period of time, the high-speed gas is stopped to be conveyed, the current collecting cover 28 is reset, the gear 15 connected with the motor 14 stops rotating after the motor 14, the gear 15 does not lead the rack 16 to hover and fix on the partition plate 101, then the slider 21 at the top corner of the package 1 is lifted under the action of the gravity of the common force of the rack 16 and the slider 21 at the surface of the electrode pile 8, the slider 21 at the bottom corner of the package 1 is lowered, the motor 14 performs a resetting operation, after which the electrode stack 8 is reset to an inclined state.
The packaging shell 1 is provided with an air circulation cover outside the air inlet pipe 2, the bottom of one side of the packaging shell 1 far away from the water outlet pipe 4 is provided with a plurality of sub-mouths 31, each sub-mouths 31 is provided with a plurality of one-way channel valves 10, each sub-mouths is communicated with the air circulation cover, when the discharge of hydrogen is started, the hydrogen and the air are mixed together and possibly positioned in the middle part or the bottom of the packaging shell 1, the hydrogen and the air float to the inner top of the packaging shell 1 after a period of time, in order to improve the discharge efficiency, the high-speed gas is split when entering from the air inlet pipe 2, part of the gas is conveyed to the inner bottom of the packaging shell 1, and the hydrogen possibly exists inside the packaging shell 1 to be discharged to the inner top position of the packaging shell 1 after being mixed, so that the discharge work of the hydrogen is facilitated, and the discharge efficiency is improved.
The corrugated pipe is connected between the water outlet pipe 4 and the electrode pile 8, the corrugated pipe is connected with a common runner of the electrode pile 8, the common runner is communicated with the hydrogen pipe 9, and the interface at the lowest position of one end of the water outlet pipe 4 in the vertical direction is not higher than the horizontal position of the common runner of the electrode pile 8 at the opening end, so that the water is discharged.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a fuel cell packaging structure, includes inside encapsulation shell (1) that has partition panel (101), encapsulation shell (1) one side is connected with air-supply line (2), encapsulation shell (1) other one side is connected with out tuber pipe (3), be equipped with electrode pile (8) between air-supply line (2) and play tuber pipe (3), be equipped with a set of water pipe (7) and air pipe (6) and hydrogen pipe (9) on electrode pile (8) in proper order, its characterized in that: the electrode pile (8) is arranged in the packaging shell (1) in an unsteady state, so that an included angle capable of changing angles is formed between the transverse cross section of the top of the electrode pile (8) and the inner top of the packaging shell (1), the port of the air inlet pipe (2) or the air outlet pipe (3) is flush with the transverse cross section of the top of the electrode pile (8), one side of the bottom of the packaging shell (1) is connected with the water outlet pipe (4), and the water outlet pipe (4) is connected with a common flow channel of the electrode pile (8);
The electrode pile structure comprises a partition plate (101) and an electrode pile (8), wherein a pile base (25) is arranged between the partition plate (101) and the electrode pile (8), the electrode pile (8) and the pile base (25) are fixedly connected, penetrating holes (24) are respectively formed in two ends of a group of diagonals of the partition plate (101), two connectors (27) are respectively connected with the pile base (25) in an up-down sliding mode, the penetrating holes (24) are arc-shaped, the connectors (27) can conveniently move in an arc mode, one ends of the two connectors (27) are located on the penetrating holes (24) to slide, one ends of the other two connectors (27) penetrate through the partition plate (101) in the package shell (1), movable components for blocking the penetrating holes (24) are mounted in the middle of the partition plate (101), and after the transverse section of the top of the electrode pile (8) is parallel to the inner top of the package shell (1), the penetrating holes (24) are blocked through the aperture by the movable components;
The other group of diagonal lines of the partition plate (101) are provided with driving devices for righting the electrode stacks (8) in the packaging shell (1);
A gasket (12) is arranged in the middle of the partition plate (101), an inner ring of the gasket (12) is fixedly connected with an inner thread ring (22), one end of the inner thread ring (22) is fixedly connected with the electrode pile (8), and the inner ring of the inner thread ring (22) is in threaded connection with a threaded rod (23);
The movable assembly comprises a driving plate (13) fixedly installed at one end of the threaded rod (23), two ends of the driving plate (13) face the diagonal line of the partition plate (101), sealing plates (19) are installed at two ends of the driving plate (13), sealing plates (19) are fixedly connected with sealing pieces (1901) on one side, the sealing pieces (1901) are located beside one side of the penetrating holes (24), and the sealing pieces (1901) are in abutting contact with one end of the connecting head (27).
2. A fuel cell package structure according to claim 1, wherein; one end of the air inlet pipe (2) is fixedly connected with an air inlet pipe extension part (11), the air inlet pipe extension part (11) is divided into three sections, one section faces towards the bottom of the packaging shell (1) vertically, the other two sections are respectively communicated with the inside of the packaging shell (1) and the air inlet pipe (2), one section faces towards the bottom of the packaging shell (1) vertically, a collecting cover (28) is slidably mounted in the air inlet pipe extension part (11), a second spring (29) is connected to the bottom of the collecting cover (28), and a contact switch (30) is mounted at the bottom in the air inlet pipe extension part (11).
3. A fuel cell package structure according to claim 1, wherein: connecting blocks (17) are arranged beside the partition plates (101) close to each sealing plate (19), and first springs (18) are fixedly arranged between the connecting blocks (17) and the sealing plates (19).
4. A fuel cell package structure according to claim 1, wherein: the driving device comprises two motors (14) arranged on the other group of diagonals of the partition plate (101), gears (15) are sleeved on output shafts of the motors (14), racks (16) are slidably connected beside each gear (15) of the partition plate (101), one sides of the racks (16) penetrate through the partition plate (101) and are provided with connecting plates (20), sliding heads (21) are fixedly arranged on the connecting plates (20), and idler wheels (2101) are respectively arranged on two sides of each sliding head (21).
5. The fuel cell package structure according to claim 4, wherein: the rack (16) is tightly attached to the surface of the partition board (101) and moves, a plurality of anti-collision pads (26) are arranged at the inner bottom of the packaging shell (1) at equal intervals, the electrode galvanic pile (8) rotates on the partition board (101) by taking two connectors (27) relatively close to the rack (16) as shafts, the electrode galvanic pile (8) moves around the penetrating hole (24) when rotating, and the moving angle of the electrode galvanic pile (8) is 0-8 degrees.
6. A fuel cell package structure according to claim 1, wherein: the packaging shell (1) is provided with an air circulation cover outside the air inlet pipe (2), a plurality of sub-blowing openings (31) are formed in the bottom of one side, far away from the water outlet pipe (4), of the packaging shell (1), a plurality of one-way channel valves (10) are arranged on each sub-blowing opening (31), and the inside of the packaging shell (1) is communicated with the air circulation cover through each one-way channel valve (10).
7. A fuel cell package structure according to claim 1, wherein: the corrugated pipe is connected between the water outlet pipe (4) and the electrode pile (8), the corrugated pipe is connected with a public runner of the electrode pile (8), the public runner is communicated with the hydrogen pipe (9), and an interface at the lowest position of one end of the water outlet pipe (4) in the vertical direction is not higher than the horizontal position of the public runner of the electrode pile (8) at the opening end.
8. A fuel cell package structure according to claim 1, wherein: the outside of the packaging shell (1) is provided with a plurality of connecting ports (5) for passing through pipelines.
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| CN202410106711.0A CN117638183B (en) | 2024-01-25 | 2024-01-25 | Fuel cell packaging structure |
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| CN202410106711.0A CN117638183B (en) | 2024-01-25 | 2024-01-25 | Fuel cell packaging structure |
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| CN117638183A (en) | 2024-03-01 |
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