WO2014175448A1 - Dispositif d'accouplement, corps d'alimentation et cartouche de combustible - Google Patents

Dispositif d'accouplement, corps d'alimentation et cartouche de combustible Download PDF

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Publication number
WO2014175448A1
WO2014175448A1 PCT/JP2014/061781 JP2014061781W WO2014175448A1 WO 2014175448 A1 WO2014175448 A1 WO 2014175448A1 JP 2014061781 W JP2014061781 W JP 2014061781W WO 2014175448 A1 WO2014175448 A1 WO 2014175448A1
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WO
WIPO (PCT)
Prior art keywords
valve body
fuel
flow path
connection port
outer member
Prior art date
Application number
PCT/JP2014/061781
Other languages
English (en)
Japanese (ja)
Inventor
彰雄 福原
進一郎 金森
正浩 井上
植平　庄治
中村　保昭
Original Assignee
大和製罐株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2013092707A external-priority patent/JP5638105B2/ja
Application filed by 大和製罐株式会社 filed Critical 大和製罐株式会社
Publication of WO2014175448A1 publication Critical patent/WO2014175448A1/fr

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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
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
    • H01M8/04208—Cartridges, cryogenic media or cryogenic reservoirs
    • 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

Definitions

  • the present invention relates to a fuel cell that generates power using gaseous or liquid fuel, a coupler that connects a fuel cartridge that supplies fuel to the fuel cell, a supply body used for the fuel cartridge, and a fuel cartridge.
  • a fuel cell used in such an electronic device is configured to be able to generate electric power repeatedly by supplying liquid fuel consumed by operation and use of the electronic device with a fuel cartridge.
  • a cylindrical receiving port having an open / close valve inside is provided in the fuel cell, and a cylindrical supply port having an open / close valve inside that can be inserted into the receiving port is a fuel cartridge.
  • the on-off valves provided at the reception port and the supply port are opened, and fuel is supplied from the fuel cartridge to the fuel cell.
  • the fuel cell and fuel cartridge using the coupler described above have the following problems. That is, when the above-described coupler supplies liquid fuel, the liquid fuel flows from the supply side fuel cartridge and is injected into the fuel cell. At this time, since the liquid fuel stored in the fuel cartridge moves to the fuel cell, the pressure in the fuel cartridge decreases, and as a result, the movement of the liquid fuel from the fuel cartridge to the fuel cell may be delayed. .
  • the fuel cartridge is provided with an open valve for setting the lowered internal pressure to atmospheric pressure, or an inner container having flexibility or flexibility for storing the fuel cell in the fuel cartridge.
  • the structure which provides the pressurization means which pressurizes a container is needed. This complicates the structure of the fuel cartridge and increases the manufacturing cost of the fuel cartridge.
  • a configuration in which the open valve is operated or a configuration in which the inner container is pressurized requires an operation or pressurizing step, and the liquid fuel can be easily moved in a short time. There was a problem that it was difficult.
  • an object of the present invention is to provide a coupler, a supply body, and a fuel cartridge that can easily move liquid fuel with a simple configuration.
  • the coupler, the supply body and the fuel cartridge of the present invention are configured as follows.
  • the coupler is formed in a cylindrical shape, has a first connection port formed at one end portion thereof, and has a first outer member that forms a fuel flow path therein, A first valve body that is provided in one outer member, closes the first connection port, and opens the flow path of the fuel by moving; and is supported by an end surface of the first valve body and the first valve body.
  • a connection body provided in the fuel cell which is disposed in one outer member and includes a first biasing member that biases the first valve body at a position where the first connection port is closed;
  • a second outer member having a second connection port connectable to the first connection port at one end thereof, and forming a fuel flow channel and an air flow channel continuous with outside air therein; 2 provided in the outer member, and closes the fuel flow path and the air flow path, and
  • a second valve that opens the fuel flow path and the air flow path by contacting the first valve body and moving the first valve body against each other when the connection port and the second connection port are connected.
  • a second urging member that is supported by the end face of the second valve body and is disposed in the second outer member and urges the second valve body to a position that closes the second connection port.
  • a to-be-connected body provided on the fuel cartridge.
  • the supply body is formed in a cylindrical shape, has a first connection port formed at one end portion thereof, and has a first outer member that forms a fuel flow path therein, A first valve body that is provided in the first outer member, closes the first connection port, and opens the flow path of the fuel by moving; and is supported by an end surface of the first valve body and A fuel connected to a receiving body provided in the fuel cell, comprising a first biasing member disposed in the first outer member and biasing the first valve body at a position closing the first connection port.
  • the second connection port is formed in a cylindrical shape, has a second connection port that can be connected to the first connection port at one end thereof, and forms a fuel flow channel and an air flow channel continuous with the outside air therein.
  • An outer member Provided in the second outer member, closes the fuel flow path and the air flow path, and contacts the first valve body when the first connection port and the second connection port are connected.
  • a second valve body that opens and opens the flow path of the fuel and the flow path of the air by pressing and moving with each other;
  • a second biasing member that is supported by an end face of the second valve body and is disposed in the second outer member, and biases the second valve body to a position that closes the second connection port; Is provided.
  • a fuel cartridge is formed in a cylindrical shape, has a first connection port formed at one end thereof, and has a first outer member that forms a fuel flow path therein, A first valve body that is provided in the first outer member, closes the first connection port, and opens the flow path of the fuel by moving; and is supported by an end surface of the first valve body and A fuel cartridge connected to a fuel cell including a receiving body that is disposed in a first outer member and includes a first biasing member that biases the first valve body at a position that closes the first connection port.
  • the second valve body that opens the fuel flow path and the air flow path by pressing and moving, and is supported by the end face of the second valve body and disposed in the second outer member, A second biasing member for biasing the second valve body at a position where the second connection port is closed, and a supply body provided in the cartridge main body.
  • FIG. 1 is an explanatory view schematically showing a configuration of a fuel cell and a fuel cartridge using a coupler according to a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional view showing the configuration of the coupler.
  • FIG. 3 is a cross-sectional view showing a configuration of a coupler used in the fuel cell.
  • FIG. 4 is a cross-sectional view showing the configuration of the fuel cartridge.
  • FIG. 5 is a cross-sectional view showing a configuration of a coupler used in the fuel cartridge.
  • FIG. 6 is a cross-sectional view showing a configuration of a supply body used in the coupler according to the second embodiment of the present invention.
  • FIG. 1 is an explanatory view schematically showing a configuration of a fuel cell and a fuel cartridge using a coupler according to a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional view showing the configuration of the coupler.
  • FIG. 3 is a cross-sectional view showing
  • FIG. 7 is a cross-sectional view showing a configuration of a supply body used in a coupler according to the third embodiment of the present invention.
  • FIG. 8 is a cross-sectional view showing the configuration of the supply body.
  • FIG. 9 is an explanatory view schematically showing a configuration of a fuel cell and a fuel cartridge using a coupler according to a fourth embodiment of the present invention.
  • FIG. 10 is a cross-sectional view showing the configuration of the coupler.
  • FIG. 11 is a cross-sectional view showing a configuration of a coupler used in the fuel cell.
  • FIG. 12 is a cross-sectional view showing a configuration of a coupler used in the fuel cartridge.
  • FIG. 1 is an explanatory view schematically showing a configuration of a fuel cell 2 provided in an electronic device 4 and a coupler 1 provided in a fuel cartridge 3 according to a first embodiment of the present invention.
  • FIG. 3 is a cross-sectional view showing the configuration of the coupler 1 used in the fuel cartridge 3
  • FIG. 3 is a cross-sectional view showing the configuration of the receiving body 6 of the coupler 1 used in the fuel cell 2
  • FIG. 4 schematically shows the configuration of the fuel cartridge 3.
  • FIG. 5 is a cross-sectional view, and FIG. In FIG. 2, arrows F1 and F2 indicate a fuel flow path and its flow direction, and arrow G indicates an air flow path and its flow direction.
  • the coupler 1 is provided in a fuel cell 2 used in an electronic device 4 and a fuel cartridge 3 that stores fuel and supplies the fuel cell 2 with the fuel cell 2.
  • the coupler 1 is formed so that the fuel cell 2 and the fuel cartridge 3 can be connected.
  • the coupler 1 includes a fuel cell 2 that is provided with a receiving body 6 that is provided via a flexible tube 5, and a fuel cartridge 3 that is provided with a fuel cartridge 3. And a body 7.
  • the coupler 1 is formed so that the fuel stored in the fuel cartridge 3 can be supplied to the fuel cell 2 by connecting the receiving body 6 and the supplying body 7.
  • the receiving body 6 and the supply body 7 one comprises a connection body and the other comprises a to-be-connected body.
  • the receiving body 6 will be described as a connecting body
  • the supplying body 7 will be described as a connected body.
  • the fuel cell 2 is provided in an electronic device 4 such as a notebook computer.
  • the fuel cell 2 includes a fuel cell 2A that is an electromotive unit, a fuel tank 2B, and a receiving body 6 that is connected to the fuel tank 2B and receives liquid fuel stored in the fuel tank 2B via the supplying body 7. It is equipped with.
  • methanol is used as a liquid fuel used for generating electricity in the fuel cell 2A.
  • methanol those having different concentrations and types depending on the performance of the electronic device 4 and the fuel cell 2 are used.
  • the fuel cartridge 3 is formed so as to be portable as a single unit. As shown in FIG. 4, the fuel cartridge 3 includes a cartridge main body 3 ⁇ / b> A that is a storage portion for storing the liquid fuel R, and a supply body 7 that is provided in the cartridge main body 3 ⁇ / b> A and supplies the liquid fuel to the receiving body 6. ing.
  • the cartridge main body 3A is a tank formed of a resin material having a capacity of 1 L to 5 L, for example.
  • the cartridge body 3A is formed by projecting from a part of its ceiling surface, and has an opening portion 8 formed with a male screw portion on its outer peripheral surface and a female screw portion formed so as to be screwable with the opening portion 8.
  • Fixing means 9. The opening 8 is formed so that the supply body 7 can be arranged.
  • the fixing means 9 is formed so that the supply body 7 disposed in the opening 8 can be fixed to the opening 8.
  • the receiving body 6 includes a first outer member 11, a first movable body 12, a first support body 13, a first biasing member 14, and a first sealing member 15. , A first guide member 16.
  • the receiving body 6 is an open / close valve that opens and closes the fuel flow path F1 when the first movable body (first valve body) 12 that is a valve body reciprocates.
  • a fuel flow path F ⁇ b> 1 is formed in the first outer member 11, and the flow path communicates with the fuel tank 2 ⁇ / b> B via the tube 5.
  • the receiving body 6 supplies the fuel supplied from the supply body 7 into the first outer member 11 to the fuel tank 2 ⁇ / b> B via the flow path F ⁇ b> 1 in the first outer member 11.
  • the 1st outer member 11, the 1st movable body 12, the 1st support body 13, the 1st sealing member 15, and the 1st guide member 16 are formed with the resin material.
  • the 1st biasing member 14 is formed with the metal material, for example, a spring steel material.
  • the first outer member 11, the first movable body 12, the first support 13 and the first guide member 16 are made of a thermosetting resin material such as polypropylene (PP), polyphenylene sulfide (PPS), or high density polyethylene (HDPE).
  • PP polypropylene
  • PPS polyphenylene sulfide
  • HDPE high density polyethylene
  • PS polystyrene
  • PBT polybutylene terephthalate
  • POM polyacetal
  • PEN polyethylene naphthalate
  • PET polyethylene terephthalate
  • PC polycarbonate
  • PEEK polyether ether ketone
  • the first sealing member 15 is an elastically deformable resin material such as ethylene propylene rubber (EPTE, PDM), nitrile rubber (NBR), fluorine rubber (FKM), styrene butadiene rubber (SBR), silicone rubber (VMQ), Rubber-based resin material of chloroprene rubber (CR) or synthetic resin-based resin such as low density polyethylene (LDPE), soft vinyl chloride (PVC), nylon (PA), polyurethane (PU) or Teflon (registered trademark) Material is used.
  • EPTE ethylene propylene rubber
  • NBR nitrile rubber
  • FKM fluorine rubber
  • SBR styrene butadiene rubber
  • silicone rubber silicone rubber
  • Rubber-based resin material of chloroprene rubber (CR) or synthetic resin-based resin such as low density polyethylene (LDPE), soft vinyl chloride (PVC), nylon (PA), polyurethane (PU) or Teflon (registered trademark) Material is used.
  • the first outer member 11 is formed in a cylindrical shape.
  • the first outer member 11 is fixed to the tube 5 connected to the fuel tank 2 ⁇ / b> B of the fuel cell 2.
  • the first outer member 11 includes a first cylinder part 18 and a first fixing part 19.
  • the first outer member 11 is formed so that the tube 5 and the first support 13 can be fixed to the first cylinder portion 18 and the first fixing portion 19.
  • the first cylinder portion 18 has a cylindrical shape, and is formed therein so as to accommodate the first movable body 12 that reciprocates.
  • the first cylinder part 18 is formed so that a part of the first support 13 is inserted and the first support 13 can be fixed.
  • the first cylinder portion 18 includes a receiving port (first connecting port) 21 that is a connecting port that can be engaged with a part of the supply body 7, and a first movable body 12 and a first support inside the receiving port 21.
  • a first housing portion 22 that houses a part of the body 13, the first biasing member 14, and the first sealing member 15 is provided.
  • the first cylinder portion 18 is an opening in which the receiving port 21 and the first storage portion 22 are integrally formed, and a part of the first movable body 12 can be projected and retracted between the receiving port 21 and the first storage portion 22.
  • a partition 24 in which a certain first opening 23 is formed is formed.
  • the first cylinder portion 18 is formed in a cylindrical shape, and an annular partition portion 24 having a first mouth portion 23 is provided on the inner peripheral surface on one end side thereof.
  • the first cylinder portion 18 is formed with a receiving port 21 on one side and the first storage portion 22 on the other side with the partition portion 24 interposed therebetween.
  • the receiving port 21 is formed so that its inner diameter is substantially the same as the outer diameter of the tip of the supply port 71 of the supply body 7 to be described later, and can be inserted until the supply port 71 contacts the partition portion 24.
  • the first storage portion 22 is formed so that the first movable body 12 and the first sealing member 15 can be disposed therein.
  • the first storage portion 22 includes a first abutting portion 22 a that abuts the first sealing member 15 on a part of the inner peripheral surface thereof.
  • the first storage part 22 has an inner diameter larger than the outer diameter of the first movable body 12.
  • the first storage portion 22 forms a liquid fuel flow path F ⁇ b> 1 by a gap between the inner peripheral surface thereof and the outer peripheral surface of the first movable body 12.
  • the 1st accommodating part 22 fixes the 1st to-be-fixed part 22b which fixes the 1st fixing
  • the first contact portion 22a is, for example, a small diameter portion of the first storage portion 22 that is configured by forming an inner peripheral surface adjacent to the partition portion 24 of the first storage portion 22 to have a smaller diameter than other portions. is there.
  • the first contact portion 22a seals between the first storage portion 22 and the first movable body 12 when the first sealing member 15 is in contact with the first contact portion 22a.
  • the portion 22 and the first movable body 12 are not sealed. More specifically, the first contact portion 22a is separated from and comes into contact with a first seal member 48, which will be described later, of the first sealing member 15, so that the outer peripheral surface of the first movable body 12 and the inner periphery of the first storage portion 22 are disposed.
  • the flow path F1 between the faces is opened and closed.
  • 1st to-be-fixed part 22b is a male screw formed in the outer peripheral surface of the 1st accommodating part 22, for example.
  • the second fixed portion 22 c is, for example, a female screw formed on the inner peripheral surface of the first storage portion 22.
  • the first fixing portion 19 is fixed to the first cylinder portion 18 and fixes the tube 5 and the first support 13 connected to the fuel tank 2B.
  • the first fixing portion 19 includes a fitting member 26 that is fitted to the tube 5 and the first support body 13, and a female screw 27 a that can be engaged with the first fixed portion 22 b.
  • a pressing member 27 that is formed on the peripheral surface and presses the fitting member 26 toward the first support 13.
  • the portion of the fitting member 26 that fits with the first support 13 is formed in a truncated cone shape, and an opening 26 a into which the tube 5 can be inserted is formed along the axis.
  • the fitting member 26 is fitted to the first support body 13, and its frustoconical inclined outer surface (inclined surface) can be fitted to the inserted tube 5 by being pressed by the first support body 13. Formed.
  • the fitting member 26 is pressed and elastically deformed by the pressing, so that the fitting member 26 comes into close contact with the first support 13 and the tube 5, and the close contact surface can be liquid-tightly sealed.
  • the pressing member 27 is a so-called cap nut, and is formed so that the tube 5 can be inserted and can be screwed to the first fixed portion 22b by the female screw portion 27a. Further, the pressing member 27 is formed so as to be capable of pressing the end portion of the fitting member 26 toward the first support body 13 by its end face by screwing with the first fixed portion 22b.
  • the first movable body 12 is a cylindrical member formed with a plurality of different diameters on the same axis, and is disposed in the receiving port 21 and the first storage portion 22 so as to be capable of reciprocating along the axial direction thereof. Is done.
  • the first movable body 12 includes a first tip portion 31, a first center portion 32, and a first rear end portion 33 from one end side to the other end side.
  • the outer diameter of the first tip portion 31 is smaller than the inner diameter of the first mouth portion 23, and the first tip portion 31 can be inserted into the first mouth portion 23.
  • the first tip portion 31 is in contact with a second movable body 52 (to be described later) of the supply body 7, and has a length that can be pressed against each other. It protrudes from the main surface of the portion 24 on the receiving port 21 side.
  • the first center portion 32 is formed integrally with the first tip portion 31 at one end thereof.
  • the outer diameter of the first central portion 32 is larger than that of the first tip portion 31, and is smaller than the inner diameters of the first storage portion 22 and the first contact portion 22a.
  • the first central portion 32 is formed such that an end surface thereof can be brought into contact with the main surface of the partition portion 24 on the first storage portion 22 side.
  • the first central portion 32 has a seal groove 32a in which the first sealing member 15 that contacts the end surface of the first contact portion 22a is disposed on the outer peripheral surface of the first central portion 32 when the end surface contacts the main surface of the partition portion 24. It has.
  • the first rear end portion 33 is formed integrally with the other end portion of the first central portion 32, and its end surface forms the seat surface of the first biasing member 14.
  • the first rear end portion 33 has an outer diameter larger than that of the first center portion 32 and smaller than an inner diameter of the first storage portion 22.
  • the first rear end portion 33 is formed in a columnar first guide hole 33a through which a part of the first support 13 formed at the center can be inserted, and is formed in the outer peripheral surface thereof, and communicates with the first guide hole 33a.
  • the first rear end portion 33 includes a seal groove 33c in which the first sealing member 15 is disposed on the outer peripheral surface thereof.
  • the first guide hole 33a is formed so that a part of the first support 13 can be inserted.
  • the length of the first guide hole 33a is longer than the sum of the moving distance of the first movable body 12 and the length of a part of the first support body 13 to be inserted.
  • the first communication hole 33b is disposed closer to the first central portion 32 than the seal groove 33c. That is, the first communication hole 33 b is disposed between the seal groove 32 a of the first center portion 32 and the seal groove 33 c of the first rear end portion 33.
  • the first support 13 is a columnar member formed on the same axis with different diameters, and is formed so as to be fixed to the second fixed portion 22c.
  • the first support 13 includes a first guide part 41, a second fixing part 42, and a first restriction part 43 from one end side to the other end side.
  • the first support 13 has a communication hole 45 communicating with the first guide hole 33a and the first communication hole 33b, a fitting member 26 inserted therein, and an inclined surface of the fitting member 26.
  • a frustoconical insertion portion 46 having an abutting inclined surface.
  • the outer diameter of the first guide portion 41 is formed to be substantially the same as the inner diameter of the first guide hole 33a.
  • the first guide portion 41 is formed so as to be able to be inserted into the first guide hole 33a and to be in sliding contact with the first guide hole 33a.
  • the first guide part 41 is inserted through the first guide hole 33 a to guide the first movable body 12 so as to be movable along the axis of the first guide part 41.
  • the second fixing portion 42 is formed in a cylindrical shape, and its end surface forms the seating surface of the first biasing member 14.
  • the second fixing portion 42 has a male screw portion 42a formed on the outer peripheral surface thereof, and is formed so as to be fixable to the second fixed portion 22c by being screwed with the second fixed portion 22c.
  • the first restricting portion 43 is formed so that the movement amount of the second fixing portion 42 screwed with the second fixed portion 22c can be restricted by the end surface of the first restricting portion 43 being in contact with the end surface of the first cylinder portion 18. .
  • the first biasing member 14 is a so-called coil spring that is inserted into the first guide portion 41 and supported by the seat surface of the first rear end portion 33 and the seat surface of the second fixing portion 42.
  • the first urging member 14 constantly urges the first movable body 12 in the direction in which the end surface of the first central portion 32 contacts the main surface of the partition portion 24.
  • the first urging member 14 is formed by the storage portion 22 of the first cylinder portion 18, the first movable body 12 and the first support body 13, and in a space tightly sealed by these members being in close contact with each other. Be placed.
  • the first sealing member 15 includes a first seal member 48 provided in the seal groove 32 a of the first central portion 32, and a second seal member 49 provided in the seal groove 33 c of the first rear end portion 33. .
  • the first seal member 48 is in contact with the seal groove 32 a of the first contact portion 22 a and the first center portion 32, so that the clearance between the inner peripheral surface of the first storage portion 22 and the outer peripheral surface of the first movable body 12 is reduced.
  • the flow path F1 is formed so as to be closed.
  • the second seal member 49 is in contact with the seal groove 33 c of the first storage portion 22 and the first rear end portion 33, thereby forming a gap between the inner peripheral surface of the first storage portion 22 and the outer peripheral surface of the first movable body 12.
  • the flow path F1 on the secondary side (first support 13 side) of the communication hole 33b to be formed is formed so as to be able to be always closed.
  • the first guide member 16 is a so-called key lock ring.
  • the first guide member 16 is fixed to the outer peripheral surface of the receiving port 21.
  • the first guide member 16 is formed in a cylindrical shape, and is a part of the inner peripheral surface thereof.
  • the first guide member 16 includes a key 16a on the opening end side thereof.
  • the first seal member 48 is separated from the first abutting portion 22 a, so that the space between the inner peripheral surface of the first mouth portion 23 of the partition portion 24 and the first tip portion 31.
  • a liquid fuel flow path F1 in which a forward path is formed is formed by the hole 33b, the first guide hole 33a, the communication hole 45 of the first support 13 and the tube 5 fixed to the fitting member 26.
  • the supply body 7 includes a base 50, a second outer member 51, a second movable body 52, a second support body 53, and a second urging member 54. , A second sealing member 55, a covering member 56, an air tube 57, and a float 58.
  • the supply body 7 is an on-off valve that opens and closes the fuel flow path F2 when the second movable body (second valve body) 52, which is a valve body, reciprocates.
  • a fuel flow path F2 is formed in the second outer member 51, and the flow path F2 communicates with the cartridge body 3A.
  • the supply body 7 supplies the fuel of the cartridge body 3 ⁇ / b> A to the receiving body 6 via the flow path F ⁇ b> 2 in the second outer member 51.
  • the supply body 7 includes a base 50, a second outer member 51, a second movable body 52, a second support body 53, a second sealing member 55, a covering member 56, an air tube 57, and a float 58 formed of a resin material.
  • the second urging member 54 is formed of a metal material, for example, a spring steel material.
  • the base 50, the second outer member 51, the second movable body 52, the second support 53, and the float 58 are made of a thermosetting resin material such as polypropylene (PP), polyphenylene sulfide (PPS), or high density polyethylene (HDPE).
  • PP polypropylene
  • PPS polyphenylene sulfide
  • HDPE high density polyethylene
  • PS polystyrene
  • PBT polybutylene terephthalate
  • POM polyacetal
  • PEN polyethylene naphthalate
  • PET polyethylene terephthalate
  • PC polycarbonate
  • PEEK polyether ether ketone
  • the second sealing member 55, the covering member 56, and the air tube 57 are made of an elastically deformable resin material such as ethylene propylene rubber (EPTE, PDM), nitrile rubber (NBR), fluoro rubber (FKM), styrene butadiene rubber (SBR). ), Silicone rubber (VMQ), chloroprene rubber (CR) rubber-based resin material, or low density polyethylene (LDPE), soft vinyl chloride (PVC), nylon (PA), polyurethane (PU) or Teflon (registered trademark) ) And the like are used.
  • the covering member 56 is preferably a material having high stretchability.
  • the base 50 is supported and fixed between the opening 8 and the fixing means 9.
  • the base 50 is formed in a bottomed cylindrical shape having a flange 50a interposed between the opening 8 and the fixing means 9, and the second outer member 51 can be fixed to the bottom thereof.
  • the second outer member 51 is formed in a cylindrical shape having a plurality of different outer diameters and inner diameters, and a part of the peripheral surface thereof is fixed to the base 50.
  • the second outer member 51 includes a second cylinder part 61, a third cylinder part 62, and a third fixed part 63.
  • the second outer member 51 is formed by a third fixed portion 63 so that the second support 53 can be fixed.
  • the second cylinder portion 61 has a cylindrical shape, and is formed therein so that a part of the second movable body 52 that reciprocates can be accommodated. Specifically, the second cylinder portion 61 houses a supply port (second connection port) 71 that is a connection port engageable with the receiving port 21 of the receiving body 6 and the second movable body 52 therein. A second storage part 72. The second cylinder part 61 is integrally formed with a supply port 71 and a second storage part 72.
  • the supply port 71 has a second port portion 73 that communicates with the second storage portion 72 and is an opening that allows a part of the second movable body 52 stored in the second storage portion 72 to reciprocate. .
  • the supply port 71 is formed so that its outer diameter is substantially the same as the inner diameter of the reception port 21 so that it can be inserted into the reception port 21.
  • the supply port 71 is formed in a cylindrical shape through which the first tip portion 31 of the first movable body 12 and a part of the second movable body 52 can be inserted by the second port portion 73.
  • the supply port 71 is formed in a cylindrical shape having a slightly smaller diameter than the outer diameter of the receiving port 21.
  • the supply port 71 includes a seal portion 71 a that is provided on the outer peripheral surface of the supply port 71 and contacts the inner peripheral surface of the receiving port 21.
  • the seal portion 71 a is, for example, a semicircular annular protrusion in a cross-sectional view, and is integrally provided in an annular shape on the outer peripheral surface of the supply port 71.
  • the seal portion 71 a is partially elastically deformed to seal the gap between the supply port 71 and the receiving port 21.
  • the second storage portion 72 is formed so that the second movable body 52 and the second sealing member 55 can be disposed therein.
  • the second storage portion 72 includes a second abutting portion 72 a that abuts the second sealing member 55 on a part of the inner peripheral surface thereof.
  • the second storage portion 72 extends in the axial direction on a part of the outer peripheral surface of the second storage portion 72, and can pass through the key 16 a.
  • An arcuate second groove portion (key groove) 72c formed on the outer peripheral surface adjacent to the cylinder portion 62 and capable of moving the key 16a in the radial direction is provided.
  • the second groove 72c is formed so that the key 16a inserted from the first groove 72b is rotated and inserted when the receiving body 6 or the supply body 7 is rotated, and is engageable with the key 16a.
  • the first groove 72 b and the second groove 72 c as described above constitute a second guide member that engages with the first guide member 16.
  • the inner diameter of the second storage part 72 is formed larger than the outer diameter of the second movable body 52.
  • the second storage portion 72 forms a liquid fuel flow path F ⁇ b> 2 by a gap between the inner peripheral surface thereof and the outer peripheral surface of the second movable body 52.
  • the second storage part 72 is integrally formed with the third cylinder part 62 at the other end part from the end part where the supply port 71 is formed.
  • the second contact portion 72a is, for example, a small diameter portion of the second storage portion 72 that is configured by forming an inner peripheral surface adjacent to the supply port 71 of the second storage portion 72 to have a smaller diameter than other portions. is there.
  • the second contact portion 72a seals between the second storage portion 72 and the second movable body 52 when the second sealing member 55 comes into contact with the second contact portion 72a.
  • the portion 72 and the second movable body 52 are not sealed. More specifically, the second contact portion 72 a is separated from and comes into contact with a later-described third seal member 97 of the second sealing member 55, whereby the outer peripheral surface of the second movable body 52 and the inner periphery of the second storage portion 72.
  • the flow path F2 between the faces is opened and closed.
  • the third cylinder portion 62 is formed in a cylindrical shape in which one end portion is integrally formed with the second cylinder portion 61 and the other end portion is open.
  • the third cylinder part 62 is formed so that the other part of the second movable body 52 that reciprocates can be accommodated therein.
  • the third cylinder part 62 is provided integrally with the third storage part 74 that stores the other part of the second movable body 52 and the outer peripheral surface of the third storage part 74.
  • the third storage portion 74 has an opening 74a in a part of the end adjacent to the second cylinder portion 61, and is formed so that a later-described fifth seal member 99 of the second sealing member 55 can be disposed on the end surface. ing.
  • the third storage portion 74 has an opening 74 b communicating with the attachment portion 75 in a part of the inner peripheral surface thereof.
  • the third storage portion 74 is formed so that the inner peripheral surface thereof can slide in contact with the second movable body 52.
  • the third storage portion 74 has an air flow path G that communicates the external space of the second outer member 51 and the mounting portion 75 by the opening 74 a at the end, the internal space, and the opening 74 b on the inner peripheral surface thereof.
  • the attachment portion 75 is formed in a cylindrical shape, and a hole portion 75a communicating with the opening portion 74b is formed therein.
  • the attachment portion 75 communicates the third storage portion 74 and the air tube 57 via the hole portion 75a.
  • the third fixed portion 63 is formed integrally with the second cylinder portion 61 and is formed by a plurality of column portions 63a having an arcuate cross section.
  • the third fixed portion 63 is configured by providing a pair of column portions 63a at symmetrical positions. 2, 4, and 5, only one column part 63 a is shown.
  • the third fixed portion 63 is inserted into the second movable body 52 and includes a female screw portion 63b formed at the end portion of the column portion 63a.
  • the third fixed portion 63 forms a continuous female screw partly formed by combining a female screw part 63b formed in each of the column parts 63a, and fixes the second support 53 with the female screw. It is made possible.
  • the second movable body 52 is a rod-like member that is formed on the same axis and has a different diameter, and can be reciprocated in the axial direction of the second movable body 52 in the supply port 71, the second storage portion 72, and the third storage portion 74. Be placed.
  • the second movable body 52 includes a second tip portion 81, a second center portion 82, and a second rear end portion 83 from one end side to the other end side.
  • the outer diameter of the second tip portion 81 is smaller than the inner diameter of the second mouth portion 73, and the second tip portion 81 can be inserted into the second mouth portion 73.
  • the second distal end portion 81 is formed to have a length that can contact the first distal end portion 31 of the receiving body 6 and can be pressed against each other when the receiving body 6 is connected to the supply port 71.
  • the second tip 81 has a tip positioned in the second mouth 73.
  • the second center portion 82 is formed integrally with the second tip portion 81 at one end thereof.
  • the second center portion 82 has an outer diameter larger than that of the second tip portion 81 and smaller than inner diameters of the second storage portion 72 and the second contact portion 72a.
  • the second central portion 82 is formed such that its end surface can come into contact with the end surface of the second storage portion 72.
  • the second central portion 82 has a seal groove in which the second sealing member 55 that contacts the end surface of the second contact portion 72a is disposed on the outer peripheral surface of the second center portion 82 when the end surface contacts the end surface of the second storage portion 72. 82a.
  • the second rear end portion 83 is formed integrally with the other end portion of the second central portion 82, and its end surface forms the seat surface of the second urging member 54.
  • the second rear end portion 83 has an outer diameter larger than that of the second central portion 82, and has an outer diameter smaller than the inner diameter of the second storage portion 72.
  • the second rear end portion 83 is formed in a columnar second guide hole 83a into which a part of the second support 53 formed at the center can be inserted, and formed on the outer peripheral surface thereof, and communicates with the second guide hole 83a. Second communication hole 83b.
  • the second rear end portion 83 is provided with a seal groove 83c that is formed on the outer peripheral surface thereof and in which the second sealing member 55 is disposed.
  • the second rear end portion 83 is provided on the outer peripheral surface of the end portion, and is provided on the end surface of the sliding portion 84 formed to be slidable with the inner peripheral surface of the third storage portion 74.
  • a fitting portion 85 capable of fitting the member 56.
  • the second guide hole 83a is formed so that a part of the second support 53 can be inserted.
  • the length of the second guide hole 83a is longer than the sum of the moving distance of the second movable body 52 and the length of a part of the second support body 53 to be inserted.
  • the second communication hole 83b is disposed closer to the second central portion 82 than the seal groove 83c. That is, the second communication hole 83 b is disposed between the seal groove 82 a of the second central portion 82 and the seal groove 83 c of the second rear end portion 83.
  • the sliding portion 84 is formed in a disc shape, and the outer diameter of at least a part of the outer peripheral surface thereof is formed to be slightly larger than the inner diameter of the third storage portion 74.
  • the sliding portion 84 is formed so that its outer peripheral surface is slidably airtight with the inner peripheral surface of the third storage portion 74, and its end surface is disposed on the end surface of the third storage portion 74. 99 is formed in an airtight manner.
  • the fitting portion 85 is provided in a cylindrical shape, and the outer diameter thereof is formed to be smaller than the inner diameter of the covering member 56, so that the fitting portion 85 can be fitted to the covering member 56.
  • the fitting portion 85 has an inner diameter larger than the outer diameter of the second urging member 54.
  • the second support 53 is a columnar member formed on the same axis with different diameters, and is formed to be fixable to the third fixed portion 63.
  • the second support 53 includes a second guide portion 91, a third fixing portion 92, and a second restriction portion 93 from one end side to the other end side.
  • the second support 53 is formed therein with a communication hole 95 communicating with the second guide hole 83a and the second communication hole 83b.
  • the second support 53 is provided with, for example, a tube 96 having a predetermined length at the rear end thereof.
  • the second guide portion 91 has an outer diameter that is substantially the same as the inner diameter of the second guide hole 83a.
  • the second guide portion 91 is formed so as to be able to be inserted into the second guide hole 83a and to be slidable with the second guide hole 83a.
  • the second guide part 91 is inserted through the second guide hole 83 a to guide the second movable body 52 so as to be movable along the axis of the second guide part 91.
  • the third fixing portion 92 is formed in a cylindrical shape, and its end surface forms the seating surface of the second urging member 54.
  • the third fixing portion 92 has a male screw 92 a formed on the outer peripheral surface thereof, and is formed to be fixable to the third fixed portion 63 by being screwed with the female screw portion 63 b of the third fixed portion 63. .
  • the second restricting portion 93 is formed so that the movement amount of the third fixing portion 92 screwed into the third fixed portion 63 can be restricted by the end surface of the second restricting portion 93 coming into contact with the end surface of the third fixed portion 63. Yes.
  • the 2nd control part 93 is formed in the outer peripheral surface so that the coating
  • the second urging member 54 is a so-called coil spring through which the second guide portion 91 is inserted and supported by the seat surface of the second rear end portion 83 and the seat surface of the third fixing portion 92.
  • the second urging member 54 constantly urges the second movable body 52 in a direction in which the end surface of the second central portion 82 contacts the end surface of the second storage portion 72.
  • the second urging member 54 is formed by the second movable body 52, the second support body 53, and the covering member 56, and is disposed in a space that is liquid-tightly sealed.
  • the second urging member 54 is formed to have a larger elastic coefficient (spring constant) than the first urging member 14.
  • the second sealing member 55 includes a third seal member 97 provided in the seal groove 82a of the second central portion 82, a fourth seal member 98 provided in the seal groove 83c of the second rear end portion 83, and a third storage portion. And a fifth seal member 99 disposed on the end face of 74.
  • the third seal member 97 is in contact with the seal groove 82a of the second contact portion 72a and the second central portion 82, so that the gap between the inner peripheral surface of the second storage portion 72 and the outer peripheral surface of the second movable body 52 is reduced.
  • the flow path F2 is formed so as to be closed.
  • the fourth seal member 98 is in contact with the seal groove 83 c of the second storage portion 72 and the second rear end portion 83, thereby forming a gap between the inner peripheral surface of the second storage portion 72 and the outer peripheral surface of the second movable body 52.
  • the flow path F2 is formed, and the flow path F2 on the primary side (second support 53 side) of the second communication hole 83b is formed so as to be always occluded.
  • the covering member 56 is formed so as to be fitted to the second rear end 83 of the second movable body 52 and the second restricting portion 93 of the second support 53.
  • the covering member 56 is formed in a cylindrical shape, and is formed so that a part of the third fixed portion 63, the second urging member 54, and the second support body 53 can be inserted therein.
  • the covering member 56 is formed so that the second rear end portion 83 and the second restricting portion 93 and the inner peripheral surface thereof can be sealed in a liquid-tight and air-tight manner.
  • the air tube 57 is connected to the attachment portion 75 and the float 58.
  • the air tube 57 is formed such that the distance from the attachment portion 75 to the float 58 is longer than the maximum water level of the liquid fuel R stored in the cartridge main body 3A.
  • the float 58 is formed so as to float on the water surface of the liquid fuel R.
  • the float 58 includes a cylindrical tube attachment portion 58a to which the air tube 57 is attached, and a floating portion 58b provided at an end of the tube attachment portion 58a.
  • the tube attachment portion 58a is formed such that the air tube 57 is fitted to one end portion thereof, and the other end portion protrudes from the floating portion 58b.
  • the floating portion 58b is formed so as to float on the liquid fuel R so that the tube mounting portion 58a can extend in a direction orthogonal to the water surface of the liquid fuel R.
  • the float 58 floats on the water surface of the liquid fuel R regardless of the state of the cartridge main body 3A. It is formed so that it can be placed inside.
  • the tube 96 provided in the second support body 53 and the communication hole 95 of the second support body 53 are formed by separating the third seal member 97 from the second contact portion 72a.
  • the liquid from the inside of the cartridge main body 3 ⁇ / b> A to the supply port 71 is formed by the clearance between the outer peripheral surface of the portion 82 and the clearance between the inner peripheral surface of the second port portion 73 of the supply port 71 and the second tip portion 81.
  • a fuel flow path F2 is formed.
  • the supply body 7 is configured such that the end surface of the sliding portion 84 is separated from the fifth seal member 99 provided on the end surface of the third storage portion 74, whereby the opening 74 a of the third storage portion 74, the third storage portion. 74 and the outer surface of a part of the second movable body 52 (a part of the second rear end 83 and the sliding part 84), the opening 74b, the hole 75a of the attachment part 75, the air tube 57, and the tube attachment part.
  • the fuel supply of the receiving body 6 and the supplying body 7 using the thus configured coupler 1 will be described.
  • the key 16 a of the first guide member 16 of the receiving body 6 and the first groove 72 b of the second storage portion 72 of the supplying body 7 are visually aligned, and the receiving of the receiving body 6 is performed.
  • the supply port 71 of the supply body 7 is inserted into the port 21.
  • the seal portion 71a of the supply port 71 moves while being in contact with the inner peripheral surface of the reception port 21 and is gradually deformed, whereby the space between the reception port 21 and the supply port 71 is sealed.
  • the supply port 71 is inserted into the receiving port 21, the end surface of the partition portion 24 is brought into contact with the end surface of the supply port 71, and then the receiving body 6 is rotated to insert the key 16 a into the second groove portion 72 c.
  • the receiving body 6 and the supply body 7 are fixed.
  • the first movable body 12 and the second movable body 52 come into contact with each other, and the first movable body 12 and the second movable body 52 press each other.
  • the first biasing member 14 is formed to have a lower elastic coefficient than the second biasing member 54. For this reason, when the supply port 71 is inserted into the receiving port 21 and the first tip portion 31 and the second tip portion 81 come into contact with each other, first, the first movable body 12 is pushed. As the first movable body 12 moves, the first seal member 48 is separated from the first contact portion 22a, the fuel flow path F1 is opened, and the receiving body 6 is opened.
  • the tip of the first guide portion 41 of the first support 13 abuts on the end of the guide hole 33a of the first movable body 12, and the movement of the first movable body 12 stops.
  • the second movable body 52 moves and the third seal member 97 is separated from the second contact portion 72a.
  • the sliding portion 84 is separated from the fifth seal member 99 by the movement of the second movable body 52.
  • the fuel flow path F2 is opened, the air flow path G is opened, and the supply body 7 is opened.
  • the fuel is supplied from the cartridge main body 3A of the fuel cartridge 3 to the fuel tank 2B of the fuel cell 2 through the fuel flow path F2 and the flow path F1 sequentially.
  • the fuel cartridge 3 is arranged so that the supply body 7 is located below and the cartridge body 3A is located above.
  • the first movable body 12 and the second movable body that are valve bodies are obtained by engaging the receiving body 6 and the supply body 7. 52 is opened, and the liquid fuel R can be supplied from the cartridge body 3A to the fuel tank 2B via the fuel flow paths F1 and F2 of the receiving body 6 and the supply body 7. Further, when the liquid fuel R is supplied, the air flow path G for taking air from outside air into the cartridge main body 3A is opened, so that the internal pressure of the cartridge main body 3A can be made constant.
  • the coupler 1 may have a simple configuration in which the fuel flow paths F1 and F2 and the air flow path G are opened by opening the first movable body 12 and the second movable body 52. For this reason, it is not necessary to make the fuel cartridge 3 separately pressurizable, and the manufacturing cost of the fuel cartridge 3 can be reduced without increasing the manufacturing cost of the coupler 1.
  • the receiving body 6 presses the fitting member 26 that comes into contact with the first support body 13 with the inclined surface to the tube 5 with the pressing member 27, thereby closely attaching the first support body 13 and the tube 5 with the face seal.
  • the liquid-tight sealing can be performed.
  • the receiving body 6 can fix the tube 5 and the first support 13 with a simple configuration, and can reduce the manufacturing cost.
  • first urging member 14 is formed by the first outer member 11, the first movable body 12 and the first support body 13 of the first cylinder portion 18, and is liquid-tightly sealed when these members are in close contact with each other. Placed in the designated space.
  • the second urging member 54 is disposed in a sealed space formed by the second movable body 52, the second support body 53, and the covering member 56.
  • the coupler 1 can prevent the metal ions from eluting into the fuel even if the first urging member 14 and the second urging member 54 are disposed on the fuel flow paths F1 and F2.
  • the coupler 1 is non-pressurized, and is used for a fuel cartridge 3 in which the vertical direction of the supply body 7 is moved in a state where the liquid fuel R is stored in order to move the liquid fuel R in the direction of gravity.
  • elution of metal ions can be prevented, and performance degradation of the fuel cell 2 can be prevented.
  • the coupler 1 is provided with a first guide member 16 that is a key lock ring having a key 16a on the opening end side in the receiving body 6 and extends in the axial direction of the first guide member 16 so as to pass through the key 16a.
  • the supply body 7 is provided with a second storage portion 72 having a second groove portion 72c capable of moving the 72b and the key 16a in the radial direction.
  • the supply body 7 is provided with the openable and closable air flow path G, whereby the non-pressurization type
  • the cartridge main body 3A can be used, and the liquid fuel can be easily moved with a simple configuration.
  • FIG. 6 is a cross-sectional view showing a configuration of a supply body 7A used in the coupler 1 according to the second embodiment of the present invention.
  • the coupler 1 according to the second embodiment has a different configuration from the supply body 7 of the coupler 1 according to the first embodiment described above, except for the configuration of the supply body 7A. Description is omitted. Further, among the configurations of the supply body 7A according to the second embodiment, the same reference numerals are given to the same configurations as those of the supply body 7 used in the coupler 1 according to the first embodiment described above, and the detailed description thereof will be given. Is omitted.
  • the supply body 7A includes a base 50, a second outer member 51A, a second movable body 52A, a second support 53A, a second urging member 54, and a second sealing member 55. And.
  • the covering member 56 is not provided, and the second biasing member 54 is liquid-tight by the second outer member 51A, the second movable body 52A, and the second support body 53A in the same manner as the receiving body 6. It is the structure which covers.
  • the supply body 7A has a configuration in which a second guide 91 is provided in the second movable body 52A and a second guide hole 92b is provided in the second support 53A.
  • the second outer member 51 ⁇ / b> A is formed in a cylindrical shape having a plurality of different outer diameters and inner diameters, and the peripheral surface thereof is provided integrally with the base 50.
  • the second outer member 51 ⁇ / b> A includes a second cylinder part 61 and a third fixed part 63.
  • the second outer member 51 ⁇ / b> A is formed by the third fixed portion 63 so that the second support 53 ⁇ / b> A can be fixed.
  • the second movable body 52A is a rod-like member that is coaxially formed with different diameters, and can be reciprocated in the axial direction of the second movable body 52A in the supply port 71, the second storage portion 72, and the third storage portion 74. Be placed.
  • the second movable body 52A includes a second front end portion 81, a second center portion 82, and a second rear end portion 83A from one end side to the other end side.
  • the second rear end portion 83A is formed integrally with the other end portion of the second central portion 82, and a part of the outer peripheral surface thereof protrudes to constitute the seat surface of the second urging member 54.
  • the second rear end portion 83 ⁇ / b> A has an outer diameter larger than that of the second central portion 82, and has an outer diameter smaller than the inner diameter of the second storage portion 72.
  • the second rear end 83A is formed with a second communication hole 83b on the inside and on the outer peripheral surface thereof.
  • the second rear end portion 83A includes a seal groove 83c that is formed on the outer peripheral surface of the second rear end portion 83A and in which the second sealing member 55 is disposed.
  • the second rear end portion 83A is provided on the outer peripheral surface of the end portion, and the support portion 84 is formed in a small diameter so as to be slidable or can be opposed to the inner peripheral surface of the third storage portion 74, and the end portion thereof.
  • a cylindrical second guide portion 91 protruding coaxially and having a second communication hole 83b is provided.
  • the fifth seal member 99 is disposed on the support portion 84, and is formed on the end surface of the third storage portion 74 so as to be in close contact with the fifth seal member 99.
  • the second guide portion 91 is formed with a smaller diameter than the outer diameter of the second rear end portion 83A.
  • the second support 53A is a cylindrical member that is coaxially formed with different diameters, and is formed to be fixable to the third fixed portion 63. Specifically, the second support 53A is provided with a third cylinder portion 62 on one end side thereof. The second support 53A includes a third fixing portion 92 and a second restricting portion 93 on the other end side.
  • 3rd cylinder part 62 comprises the 3rd storage part 74 formed so that the support part 84 of the 2nd rear end part 83A of the 2nd movable body 52A which reciprocates could be stored.
  • the 3rd accommodating part 74 has the opening part 74b in a part of outer peripheral surface.
  • the inner surface of the third storage portion 74 is formed with an inner diameter that can be slidably contacted with or separated from the second movable body 52A.
  • the third storage portion 74 forms an air flow path G that communicates with the external space of the second outer member 51 by the internal space and the opening 74b.
  • the third fixed portion 92 is formed with a second guide hole 92b coaxially with the second movable body 52A.
  • the second guide hole 92 b is a hole provided in the third fixing portion 92 and has an inner diameter that is substantially the same as the outer diameter of the second guide portion 91.
  • the second guide hole 92b is formed so as to be able to be inserted through the second guide portion 91 and slidable with the second guide portion 91.
  • the second guide hole 92 b guides the second movable body 52 ⁇ / b> A so that the second movable body 52 ⁇ / b> A can move along the axis of the second guide portion 91 by inserting the second guide portion 91.
  • the coupler 1 using the supply body 7A configured as described above similarly to the coupler 1 according to the first embodiment described above, by providing the supply body 7A with the air flow path G that can be opened and closed, The non-pressurized cartridge main body 3A can be used, and the liquid fuel can be easily moved with a simple configuration.
  • FIG. 7 is a cross-sectional view showing the configuration of the supply body 7B used in the coupler 1 according to the third embodiment of the present invention
  • FIG. 8 shows the configuration of the supply body 7B and the configuration when the second movable body 52B is operated.
  • FIG. The coupler 1 according to the third embodiment has a configuration in which the supply body 7B used is different from the supply body 7 of the coupler 1 according to the first embodiment described above. For this reason, descriptions other than the configuration of the supply body 7B are omitted.
  • the supply body 7B according to the third embodiment the supply body 7A used for the coupler 1 according to the first embodiment and the coupler 1 according to the second embodiment described above.
  • the same reference numerals are given to the same components as those in FIG.
  • the supply body 7B includes a base 50B, a second outer member 51B, a second movable body 52B, a second support 53B, a second urging member 54, and a second And a sealing member 55.
  • the covering member 56 is not provided, and the second urging member 54 is covered with the second outer member 51B, the second movable body 52B, and the second support body 53B in the same manner as the receiving body 6. It is.
  • the base 50B is supported and fixed between the opening 8 and the fixing means 9.
  • the base 50B is formed in a bottomed cylindrical shape having a flange 50a interposed between the opening 8 and the fixing means 9, and the second outer member 51B can be fixed to the bottom of the base 50B.
  • the base 50B has an opening 50b communicating with an opening 74a described later of the second outer member 51B at the bottom.
  • the second outer member 51B is formed in a cylindrical shape having a plurality of different outer diameters and inner diameters, and a part of the peripheral surface thereof is fixed to the base 50B.
  • the second outer member 51B includes a second cylinder portion 61B, a third cylinder portion 62, and a third fixed portion 63.
  • the second outer member 51B is formed by the third fixed portion 63 so that the second support 53B can be fixed.
  • the second cylinder portion 61B has a cylindrical shape, and is formed therein so that a part of the second movable body 52B that reciprocates can be stored therein.
  • the second cylinder portion 61B houses a supply port (second connection port) 71 that is a connection port engageable with the receiving port 21 of the receiving body 6, and the second movable body 52B inside thereof.
  • a second storage part 72B and a third storage part 74B are provided.
  • a supply port 71, a second storage portion 72B, and a third storage portion 74B are integrally formed.
  • the second storage portion 72B is formed so that the second movable body 52B and the second sealing member 55 can be disposed therein.
  • the second storage portion 72B has an inner diameter larger than the outer diameter of the second central portion 82 of the second movable body 52B.
  • the second storage portion 72B forms a liquid fuel flow path F2 by a gap between the inner peripheral surface thereof and the outer peripheral surface of the second central portion 82 of the second movable body 52B.
  • the third storage portion 74B has an opening 74a formed on the outer peripheral surface adjacent to the opening 50b of the base 50B.
  • the third storage portion 74B is integrally formed with a third fixed portion 63 at the end thereof.
  • the third storage portion 74B forms an air flow path G communicating with the external space of the second outer member 51B by the second support body 53B, the opening 74a, the third fixed portion 63, and the internal space thereof.
  • the second movable body 52B is a rod-like member formed on the same axis with different diameters, and is reciprocally movable in the axial direction of the second movable body 52B in the supply port 71, the second storage portion 72B, and the third storage portion 74B. Be placed.
  • the second movable body 52B includes a second front end portion 81, a second central portion 82, and a second rear end portion 83B from one end side to the other end side.
  • the second rear end 83B is provided with a seal groove 83c formed on the outer peripheral surface thereof for disposing the second sealing member 55.
  • the second rear end portion 83B includes a support portion 84B and a second guide portion 91 provided at the end portion.
  • the second rear end portion 83B is formed with a second communication hole 83b on the inside and the outer peripheral surface thereof.
  • the support portion 84 ⁇ / b> B is integrally formed at the other end portion of the second central portion 82 adjacent to the second central portion 82.
  • the support portion 84B constitutes a seating surface of the second urging member 54 and is formed to be able to support the fifth seal member 99.
  • the support portion 84B has an outer diameter slightly smaller than the inner diameter of the third storage portion 74B.
  • the support portion 84B is formed at the end portion of the third storage portion 74B so as to be in close contact with the fifth seal member 99.
  • the second support body 53B is a columnar member formed on the same axis with different diameters, and is formed to be fixable to the third fixed portion 63.
  • the second support body 53B includes a sixth seal member 53b provided in the seal groove 53a as well as a seal groove 53a formed at one end.
  • the second support 53B includes a third fixing portion 92 and a second restricting portion 93 at the other end.
  • the third fixed portion 92 is formed with a second guide hole 92b coaxially with the second movable body 52B.
  • the second guide hole 92 b is a hole provided in the third fixing portion 92, and has an inner diameter slightly smaller than the outer diameter of the second guide portion 91.
  • the second guide hole 92b is formed so as to be able to be inserted through the second guide portion 91 and slidable with the second guide portion 91. Further, the second guide hole 92 b forms an air flow path G by a gap with the second guide portion 91.
  • the second guide hole 92 b guides the second movable body 52 ⁇ / b> B so that the second movable body 52 ⁇ / b> B can move along the axis of the second guide section 91 by inserting the second guide portion 91.
  • the supply body 7B configured as described above includes the opening 50b of the base 50B, the opening 74a of the second outer member 51B, the gap between the third storage portion 74B and the second movable body 52B, the second guide hole 92b, An air flow path G from the external space of the supply body 7B to the internal space of the cartridge body 3A is formed by the gap between the second movable bodies 52B.
  • the coupler 1 using the supply body 7B configured as described above by providing the air flow path G that can be opened and closed in the supply body 7B, similarly to the coupler 1 according to the first embodiment described above,
  • the non-pressurized cartridge main body 3A can be used, and the liquid fuel can be easily moved with a simple configuration.
  • FIG. 9 is an explanatory diagram schematically showing the configuration of the fuel cell 102 provided in the electronic device 104 and the coupler 101 provided in the fuel cartridge 103 according to the fourth embodiment of the present invention
  • FIG. FIG. 11 is a cross-sectional view showing the structure of the receiving body 106 of the coupler 101 used in the fuel cell 102
  • FIG. 12 is a supply of the coupler 101 used in the fuel cartridge 103.
  • 3 is a cross-sectional view showing a configuration of a body 107.
  • arrows F1 and F2 indicate fuel flow paths (first fuel flow path and second fuel flow path) and their flow directions
  • arrows G1 and G2 indicate air flow paths (first air flow path and The second air flow path) and the flow direction thereof are shown respectively.
  • the coupler 101 is provided in the fuel cell 102 used in the electronic device 104 and the fuel cartridge 103 that stores the fuel and supplies the fuel cell 102.
  • the coupler 101 is formed so that the fuel cell 102 and the fuel cartridge 103 can be connected.
  • the coupler 101 includes a receiving body 106 provided in the fuel cell 102 and a supply body 107 provided in the fuel cartridge 103.
  • the coupler 101 is configured so that the fuel stored in the fuel cartridge 103 can be supplied to the fuel cell 102 by connecting the receiving body 106 and the supplying body 107.
  • One of the receiving body 106 and the supplying body 107 constitutes a connected body, and the other constitutes a connected body.
  • the receiving body 106 will be described as a connecting body
  • the supplying body 107 will be described as a connected body.
  • the fuel cell 102 is provided in an electronic device 104 such as a notebook computer.
  • the fuel cell 102 includes a fuel cell 102A that is an electromotive unit, a fuel tank 102B, and a receiving body 106 that is connected to the fuel tank 102B and receives liquid fuel stored in the fuel tank 102B via the supplying body 107. It is equipped with.
  • methanol is used as a liquid fuel used for generating electricity in the fuel cell 102A.
  • methanol those having different concentrations and types depending on the performance of the electronic device 104 and the fuel cell 102 are used.
  • the fuel cartridge 103 is formed so as to be portable as a single unit. As shown in FIG. 12, the fuel cartridge 103 includes a cartridge main body 103 ⁇ / b> A that is a storage unit that stores the liquid fuel R, and a supply body 107 that is provided in the cartridge main body 103 ⁇ / b> A and supplies the liquid fuel to the receiving body 106. ing.
  • the cartridge body 103A is a small volume container made of a resin material.
  • the cartridge body 103A is, for example, a so-called PET bottle formed of a bottle-shaped resin material of about 500 ml.
  • the cartridge body 103A is provided with a supply body 107 at the open end.
  • the receiving body 106 includes a first outer member 111, a first movable body 112, a first support body 113, a first biasing member 114, and a first sealing member 115. And a first covering member 116.
  • the receiving body 106 is an on-off valve that opens and closes the first fuel flow path F1 and the first air flow path G1 when the first movable body (first valve body) 112, which is a valve body, reciprocates.
  • a first fuel flow path F1 and a first air flow path G1 are formed in the first outer member 111.
  • the first fuel flow path F1 and the first air flow path G1 communicate with the fuel tank 102B.
  • the receiving body 106 introduces the fuel supplied from the supply body 107 into the first outer member 111 into the fuel tank 102B via the first fuel flow path F1 in the first outer member 111 and supplies the fuel from the fuel tank 102B.
  • the air in the fuel tank 102B thus supplied is supplied to the supply body 107 via the first air flow path G1.
  • coated member 116 are formed with the resin material.
  • the first urging member 114 is formed of a metal material, for example, a spring steel material.
  • the first outer member 111, the first movable body 112, and the first support body 113 are made of a thermosetting resin material such as polypropylene (PP), polyphenylene sulfide (PPS), high density polyethylene (HDPE), polystyrene (PS). ), Polybutylene terephthalate (PBT), polyacetal (POM), polyethylene naphthalate (PEN), polyethylene terephthalate (PET), polycarbonate (PC), polyether ether ketone (PEEK) and the like.
  • PP polypropylene
  • PPS polyphenylene sulfide
  • HDPE high density polyethylene
  • PS polystyrene
  • PBT Polybutylene terephthalate
  • POM polyacetal
  • PEN polyethylene naphthalate
  • PET polyethylene terephthalate
  • PC polycarbonate
  • PEEK polyether ether ketone
  • the first sealing member 115 and the first covering member 116 are made of an elastically deformable resin material such as ethylene propylene rubber (EPTE, PDM), nitrile rubber (NBR), fluorine rubber (FKM), styrene butadiene rubber (SBR), Silicone rubber (VMQ), chloroprene rubber (CR) rubber-based resin material, or low density polyethylene (LDPE), soft vinyl chloride (PVC), nylon (PA), polyurethane (PU), Teflon (registered trademark), etc.
  • the synthetic resin type resin material is used.
  • the first covering member 116 is preferably a material having high stretchability.
  • the first outer member 111 is formed in a double cylindrical shape having a plurality of different outer diameters and inner diameters, and is attached to the fuel tank 102B integrally or separately.
  • the first outer member 111 includes a first cylinder part 121, a first guide member 122, and a first fixed part 123.
  • the first outer member 111 is formed by the first fixed portion 123 so that the first support body 113 can be fixed.
  • the first cylinder 121 has a cylindrical shape, and is formed therein so that a part of the first movable body 112 that reciprocates can be accommodated.
  • the first cylinder portion 121 includes a receiving port (first connection port) 126 that is a connection port that can be engaged with a part of the supply body 107 and a first movable body 112 that houses the first movable body 112 therein. 1 storage portion 127.
  • the first cylinder part 121 is integrally formed with a receiving port 126 and a first storage part 127.
  • the receiving port 126 communicates with the first storage unit 127, can reciprocate part of the first movable body 112 stored in the first storage unit 127, and can insert a supply port 166 described later of the supply unit 107.
  • a first opening portion 128 that is an opening, and a partition portion 128a that is provided on the inner peripheral surface of the first opening portion 128 and that can reciprocate part of the first movable body 112 and that contacts the supply port 166. It is equipped with.
  • the receiving port 126 is formed so that the inner diameter of the first port portion 128 is substantially the same as the outer diameter of the supplying port 166 so that a later-described supplying port 166 of the supplying body 107 can be inserted.
  • the receiving port 126 is formed in a cylindrical shape through which the first tip portion 131 of the first movable body 112 can be inserted by the first port portion 128 and the partition portion 128a.
  • the first storage portion 127 is formed so that the first movable body 112 and the first sealing member 115 can be disposed therein.
  • the first storage portion 127 includes a first contact portion 127 a that contacts the first sealing member 115 in a part of the inner peripheral surface thereof.
  • the first storage portion 127 has an inner diameter that is larger than the outer diameter of the first movable body 112.
  • the first storage portion 127 forms a first air flow path G ⁇ b> 1 by a gap between its inner peripheral surface and the outer peripheral surface of the first movable body 112.
  • the 1st accommodating part 127 and the 1st to-be-fixed part 123 are integrally formed in the edge part on the other side of the edge part in which the receiving port 126 was formed.
  • the first contact portion 127a is, for example, a small-diameter portion of the first storage portion 127 configured such that an inner peripheral surface adjacent to the receiving port 126 of the first storage portion 127 is formed with a smaller diameter than other portions. is there.
  • the first contact portion 127a seals between the first storage portion 127 and the first movable body 112 by the first sealing member 115 being in contact, and the first storage member 115 is separated from the first storage portion 115a.
  • the portion 127 and the first movable body 112 are not sealed.
  • first contact portion 127 a is separated from and comes into contact with a first seal member 147 (to be described later) of the first sealing member 115, so that the outer peripheral surface of the first movable body 112 and the inner periphery of the first storage portion 127.
  • the first air flow path G1 between the faces is opened and closed.
  • the first guide member 122 is formed in a cylindrical shape so as to cover the first cylinder part 121, and is formed integrally with the first cylinder part 121 with a predetermined gap from the first cylinder part 121.
  • the first guide member 122 forms a first fuel flow path F ⁇ b> 1 in the gap with the first cylinder portion 121.
  • the first guide member 122 is integrally formed with the first storage portion 127 of the first cylinder portion 121 and the end portions thereof.
  • the first guide member 122 is a part of an end surface between the first cylinder portion 121 and a seal groove 122a in which a later-described third seal member 149 of the first sealing member 115 is disposed on the end surface, and Inside the seal groove 122a, a gap between the inner peripheral surface of the first guide member 122 and the outer peripheral surface of the first cylinder 121 and the fuel tank 102B is continuous, and an opening 122b that forms the first fuel flow path F1 is formed. Has been.
  • the first guide member 122 is formed so as to be insertable into a second guide member 162 described later of the supply body 107.
  • the first guide member 122 includes a seal portion 122 c that is formed on the outer peripheral surface of the first guide member 122 and contacts the inner peripheral surface of the second guide member 162.
  • the seal portion 122 c is a semicircular annular protrusion in a cross-sectional view, and is integrally provided on the outer peripheral surface of the first guide member 122 in an annular shape.
  • the first guide member 122 is provided on a part of the outer peripheral surface of the ring body 122d formed so that the second guide member 162 can be inserted therein, and the inner peripheral surface of the opening end of the ring body 122d. And a formed key 122e.
  • the ring body 122d and the key 122e are so-called key lock rings.
  • the first fixed portion 123 is formed integrally with the first cylinder portion 121 and is formed by a plurality of column portions 123a having an arc-shaped cross section.
  • the first fixed portion 123 is configured by providing a pair of column portions 123a at symmetrical positions. 10 and 11, only one column portion 123a is shown.
  • the first fixed portion 123 is inserted into the first movable body 112 and includes a female screw portion 123b formed at an end portion of the column portion 123a.
  • the first fixed part 123 forms a continuous female screw partly formed by combining a female screw part 123b formed in each of the pillar parts 123a, and fixes the first support body 113 by the female screw. It is made possible.
  • the first movable body 112 is a rod-shaped member formed on the same axis with different diameters, and is disposed in the receiving port 126, the first storage portion 127, and the fuel tank 102B so as to be reciprocable in the axial direction.
  • the Specifically, the first movable body 112 includes a first tip portion 131, a first center portion 132, and a first rear end portion 133 from one end side to the other end side.
  • the outer diameter of the first tip portion 131 is smaller than the inner diameter of the first mouth portion 128 and is formed so as to be able to be inserted into the first mouth portion 128.
  • the first distal end portion 131 is formed in such a length that it can abut on a second movable body 152 (to be described later) of the supply body 107 and can be pressed against each other. .
  • the tip of the first tip 131 is located in the first mouth portion 128.
  • the first center portion 132 is formed integrally with the first tip portion 131 at one end thereof.
  • the outer diameter of the first central portion 132 is larger than that of the first tip portion 131 and smaller than the inner diameters of the first storage portion 127 and the first contact portion 127a.
  • the first central portion 132 is formed so that its end surface can come into contact with the end surface of the first storage portion 127, more specifically, the end surface of the partition portion 128a.
  • the first central portion 132 has a seal groove on the outer peripheral surface thereof in which the first sealing member 115 that contacts the end surface of the first contact portion 127a when the end surface contacts the end surface of the first storage portion 127 is disposed. 132a.
  • the first rear end portion 133 is formed integrally with the other end portion of the first central portion 132, and the end surface forms the seat surface of the first biasing member 114.
  • the first rear end portion 133 has an outer diameter larger than that of the first central portion 132 and has an outer diameter smaller than the inner diameter of the first storage portion 127.
  • the first rear end portion 133 is formed in a columnar first guide hole 133a through which a part of the first support 113 formed at the center can be inserted, and is formed in the outer peripheral surface thereof, and communicates with the first guide hole 133a.
  • First communication hole 133b First communication hole 133b.
  • the first rear end portion 133 is provided with a seal groove 133c that is formed on the outer peripheral surface thereof and in which the first sealing member 115 is disposed.
  • the first rear end portion 133 is provided on the outer peripheral surface of the end portion, covers the seal groove 122a and the opening portion 122b of the first guide member 122, and the third seal member 149 provided in the seal groove 122a.
  • a disk-shaped first surface abutting portion 134 that abuts on the surface, and a first fitting portion 135 that is provided on the end surface of the first surface abutting portion 134 and can fit the first covering member 116. ing.
  • the first guide hole 133a is formed so that a part of the first support 113 can be inserted.
  • the length of the first guide hole 133a is longer than the sum of the moving distance of the first movable body 112 and the length of a part of the first support body 113 to be inserted.
  • the first communication hole 133b is disposed closer to the first central portion 132 than the seal groove 133c. That is, the first communication hole 133 b is disposed between the seal groove 132 a of the first center portion 132 and the seal groove 133 c of the first rear end portion 133.
  • the first communication hole 133b is formed from the primary side to the secondary side of the flow path (first air flow path G1) formed inside. It is good also as a structure which inclines about 45 degrees with respect to the axial center of the 1st movable body 112 toward. In other words, the first communication hole 133b may be configured such that the outlet side is inclined and opened toward the seal groove 132a.
  • the first surface abutting portion 134 is formed in a disk shape, the outer diameter of the end surface facing the first guide member 122 is formed larger than the inner diameter of the third seal member 149, and the third seal member 149 is formed. In addition, it is formed so as to be capable of being liquid-tight and air-tight.
  • the first fitting portion 135 is provided in a cylindrical shape, and its outer diameter is formed smaller than the inner diameter of the first covering member 116 so that it can be fitted to the first covering member 116. Further, the inner diameter of the first fitting portion 135 is formed larger than the outer diameter of the first biasing member 114.
  • the first support 113 is a columnar member formed on the same axis with different diameters, and is formed to be fixable to the first fixed portion 123.
  • the first support body 113 includes a first guide part 141, a first fixing part 142, and a first restriction part 143 from one end side to the other end side.
  • the first support 113 is formed therein with a communication hole 145 communicating with the first guide hole 133a and the first communication hole 133b.
  • the first support body 113 is provided with a tube 146 having a predetermined length at the rear end, for example.
  • the outer diameter of the first guide portion 141 is formed to be substantially the same as the inner diameter of the first guide hole 133a.
  • the first guide portion 141 is formed so as to be able to be inserted into the first guide hole 133a and to be slidable with the first guide hole 133a.
  • the first guide part 141 is inserted through the first guide hole 133 a to guide the first movable body 112 to be movable along the axis of the first guide part 141.
  • the first fixing portion 142 is formed in a cylindrical shape, and its end surface forms the seating surface of the first urging member 114.
  • the first fixing portion 142 has a male screw 142 a formed on the outer peripheral surface thereof, and is formed so as to be fixed to the first fixed portion 123 by being screwed with the female screw portion 123 b of the first fixed portion 123. .
  • the first restricting portion 143 is formed so that the movement amount of the first fixing portion 142 screwed with the first fixed portion 123 can be restricted by the end surface of the first restricting portion 143 coming into contact with the end surface of the first fixed portion 123. Yes.
  • the first restricting portion 143 is formed so that its outer diameter is smaller than the inner diameter of the first covering member 116, so that the first restricting portion 143 can be fitted to the first covering member 116 on its outer peripheral surface.
  • the tube 146 has an open end portion that constitutes an inflow portion through which air in the fuel tank 102B flows from the first air flow path G1 into the supply body 107.
  • the tube 146 determines the water level at which the liquid fuel R supplied from the supply body 107 can be supplied into the fuel tank 102B according to its length. That is, since the tube 146 constitutes the inlet of the first air flow path G1, the water level of the liquid fuel R rises and the opening of the tube 146 is closed by the liquid fuel R, so that the air in the fuel tank 102B And the supply of the liquid fuel R is stopped.
  • the tube 146 is formed in such a length that the water level of the liquid fuel R stored in the fuel tank 102B becomes a predetermined water level.
  • the first urging member 114 is a so-called coil spring through which the first guide portion 141 is inserted and supported by the seat surface of the first rear end portion 133 and the seat surface of the first fixing portion 142.
  • the first urging member 114 constantly urges the first movable body 112 in a direction in which the end surface of the first central portion 132 is in contact with the end surface of the first storage portion 127.
  • the first urging member 114 is formed by the first movable body 112, the first support body 113, and the first covering member 116, and is disposed in a liquid-tightly sealed space.
  • the first sealing member 115 includes a first seal member 147 provided in the seal groove 132a of the first central portion 132, a second seal member 148 provided in the seal groove 133c of the first rear end portion 133, and a first guide member. And a third seal member 149 disposed on the end face of 122.
  • the first seal member 147 is in contact with the seal groove 132a of the first contact portion 127a and the first central portion 132, so that the clearance between the inner peripheral surface of the first storage portion 127 and the outer peripheral surface of the first movable body 112 is reduced.
  • the first air flow path G1 is formed so as to be closed.
  • the second seal member 148 is in contact with the seal groove 133c of the first storage portion 127 and the first rear end portion 133, so that a gap between the inner peripheral surface of the first storage portion 127 and the outer peripheral surface of the first movable body 112 is obtained.
  • the first air flow path G1 is formed, and the flow path G1 on the secondary side (first support body 13 side) of the first communication hole 133b is formed so as to be always occluded.
  • the third seal member 149 is in contact with the seal groove 122a of the first guide member 122 and the main surface of the first surface contact portion 134, so that the first cylinder portion 121 and the first guide member 122 are separated from the fuel tank 102B.
  • the first fuel flow path F ⁇ b> 1 that passes through the opening 122 b of the first guide member 122 can be closed to the gap.
  • the first covering member 116 is formed so as to be fitted to the first rear end portion 133 of the first movable body 112 and the first restricting portion 143 of the first support body 113.
  • the first covering member 116 is formed in a cylindrical shape, and is formed so that a part of the first fixed portion 123, the first urging member 114, and the first support body 113 can be inserted therein.
  • the first covering member 116 is formed so that the first rear end portion 133 and the first restricting portion 143 and the inner peripheral surface thereof can be hermetically sealed.
  • the tube 146 provided in the first support 113 and the communication hole 145 of the first support 113 are formed by separating the first seal member 147 from the first contact portion 127a.
  • the first guide hole 133a, the gap between the inner peripheral surface of the first storage portion 127 and the outer peripheral surface of the first rear end portion 133, the first communication hole 133b, the inner peripheral surface of the first contact portion 127a, and the first center A forward path is formed from the inside of the fuel tank 102 ⁇ / b> B to the supply body 107 by a gap between the outer circumferential surface of the portion 132 and the gap between the inner circumferential surface of the first port portion 128 of the receiving port 126 and the first tip portion 131.
  • One air flow path G1 is formed.
  • the receiving body 106 is configured such that the end surface of the first surface abutting portion 134 is separated from the third seal member 149 provided at the end portion of the first guide member 122, so that the inner peripheral surface of the first cylinder portion 121 and A supply body in which a normal path is formed by the gap between the inner peripheral surfaces of the first guide member 122, the opening 122b of the first guide member 122, and the gap between the third seal member 149 and the first surface contact portion 134.
  • a first fuel flow path F1 from 107 to the fuel tank 102B is formed.
  • the supply body 107 includes a second outer member 151, a second movable body 152, a second support body 153, a second biasing member 154, and a second sealing member 155. , A second covering member 156.
  • the supply body 107 is an open / close valve that opens and closes the second fuel flow path F2 and the second air flow path G2 when the second movable body (second valve body) 152, which is a valve body, reciprocates.
  • a second fuel flow path F2 and a second air flow path G2 are formed in the second outer member 151.
  • the second fuel flow path F2 and the second air flow path G2 communicate with the cartridge body 103A.
  • the supply body 107 supplies the fuel in the cartridge main body 103A to the receiving body 106 via the second fuel flow path F2 in the second outer member 151, and the air in the fuel tank 102B supplied from the receiving body 106,
  • the cartridge is introduced into the cartridge main body 103A through the second air flow path G2.
  • a second outer member 151, a second movable body 152, a second support 153, a second sealing member 155, and a second covering member 156 are formed of a resin material.
  • the second urging member 154 is formed of a metal material, for example, a spring steel material.
  • the second outer member 151, the second movable body 152, and the second support 153 are made of a thermosetting resin material such as polypropylene (PP), polyphenylene sulfide (PPS), high density polyethylene (HDPE), polystyrene (PS). ), Polybutylene terephthalate (PBT), polyacetal (POM), polyethylene naphthalate (PEN), polyethylene terephthalate (PET), polycarbonate (PC), polyether ether ketone (PEEK) and the like.
  • PP polypropylene
  • PPS polyphenylene sulfide
  • HDPE high density polyethylene
  • PS polystyrene
  • PBT Polybutylene terephthalate
  • POM polyacetal
  • PEN polyethylene naphthalate
  • PET polyethylene terephthalate
  • PC polycarbonate
  • PEEK polyether ether ketone
  • the second sealing member 155 and the second covering member 156 are made of an elastically deformable resin material such as ethylene propylene rubber (EPTE, PDM), nitrile rubber (NBR), fluorine rubber (FKM), styrene butadiene rubber (SBR), Silicone rubber (VMQ), chloroprene rubber (CR) rubber-based resin material, or low density polyethylene (LDPE), soft vinyl chloride (PVC), nylon (PA), polyurethane (PU), Teflon (registered trademark), etc.
  • the synthetic resin type resin material is used.
  • the second covering member 156 is preferably a material having high stretchability.
  • the second outer member 151 is formed in a double cylindrical shape having a plurality of different outer diameters and inner diameters, and is attached to the cartridge main body 103A integrally or separately.
  • the second outer member 151 includes a second cylinder part 161, a second guide member 162, and a second fixed part 163.
  • the second outer member 151 is formed by a second fixed portion 163 so that the second support 153 can be fixed.
  • the second cylinder portion 161 has a cylindrical shape, and is formed therein so that a part of the second movable body 152 that reciprocates can be stored therein. Specifically, the second cylinder portion 161 houses a supply port (second connection port) 166 that is a connection port engageable with the receiving port 126 of the receiving body 106 and the second movable body 152 therein. A second storage portion 167. The second cylinder part 161 is integrally formed with a supply port 166 and a second storage part 167.
  • the supply port 166 has a second port portion 168 that communicates with the second storage portion 167 and is an opening that allows a part of the second movable body 152 stored in the second storage portion 167 to reciprocate. .
  • the supply port 166 is formed so that the outer diameter thereof is substantially the same as the inner diameter of the reception port 126 so that the supply port 166 can be inserted into the reception port 126.
  • the supply port 166 is formed in a cylindrical shape through which the first tip 131 of the first movable body 112 and a part of the second movable body 152 can be inserted by the second port 168. Specifically, the supply port 166 is formed in a cylindrical shape having a slightly smaller diameter than the outer diameter of the receiving port 126.
  • the second storage portion 167 is formed so that the second movable body 152 and the second sealing member 155 can be disposed therein.
  • the second storage portion 167 includes a second contact portion 167 a that contacts the second sealing member 155 in a part of the inner peripheral surface thereof.
  • the second storage portion 167 has an inner diameter that is larger than the outer diameter of the second movable body 152.
  • the second storage portion 167 forms a second air flow path G ⁇ b> 2 by a gap between its inner peripheral surface and the outer peripheral surface of the second movable body 152.
  • the second guide member 162 and the second fixed portion 163 are integrally formed at the other end portion from the end portion where the supply port 166 is formed.
  • the second contact portion 167a is, for example, a small-diameter portion of the second storage portion 167 configured such that an inner peripheral surface adjacent to the supply port 166 of the second storage portion 167 is formed with a smaller diameter than the other portions. is there.
  • the second contact portion 167a seals between the second storage portion 167 and the second movable body 152 when the second sealing member 155 contacts, and the second seal member 155 moves away from the second storage portion 167a.
  • the portion 167 and the second movable body 152 are not sealed.
  • the second contact portion 167 a is separated from and comes into contact with a later-described fourth seal member 187 of the second sealing member 155, so that the outer peripheral surface of the second movable body 152 and the inner periphery of the second storage portion 167.
  • the second air flow path G2 between the faces is opened and closed.
  • the second guide member 162 is formed in a cylindrical shape so as to cover the second cylinder part 161, and is formed integrally with the second cylinder part 161 with a predetermined gap from the second cylinder part 161.
  • the second guide member 162 forms a second fuel flow path F ⁇ b> 2 in the gap with the second cylinder portion 161.
  • the second guide member 162 is integrally formed with the second storage portion 167 of the second cylinder portion 161 and the end portions thereof.
  • the second guide member 162 is a part of an end surface between the second cylinder portion 161 and a seal groove 162a in which a later-described sixth seal member 189 of the second seal member 155 is disposed on the end surface thereof, and Inside the seal groove 162a, a gap between the inner peripheral surface of the second guide member 162 and the outer peripheral surface of the second cylinder portion 161 and the opening portion 162b that continues in the cartridge body 103A and forms the second fuel flow path F2 are formed. Is formed.
  • the second guide member 162 extends in a part of the outer peripheral surface thereof in the axial direction and is provided on the first groove portion (key groove) 162c that can pass through the key 122e and the end surface of the second guide member 162.
  • An arc-shaped second groove (key groove) 162d formed on the adjacent outer peripheral surface and capable of moving the key 122e in the radial direction.
  • the second groove portion 162d is formed so that the key 122e inserted from the first groove portion 162c is inserted when the receiving body 106 or the supply body 107 is rotated, and is engageable with the key 122e. .
  • the second fixed portion 163 is formed integrally with the second cylinder portion 161 and is formed by a plurality of column portions 163a having an arcuate cross section.
  • the second fixed portion 163 is configured by providing a pair of column portions 163a at symmetrical positions. 10 and 12, only one column portion 163a is shown.
  • the second fixed portion 163 is inserted into the second movable body 152 and includes a female screw portion 163b formed at the end of the column portion 163a.
  • the second fixed portion 163 forms a continuous female screw partly cut out by a combination of female screw parts 163b formed on each of the pillar parts 163a, and the second support 153 is fixed by the female screw. It is made possible.
  • the second movable body 152 is a rod-shaped member that is formed on the same axis and has a different diameter, and is disposed in the supply port 166, the second storage portion 167, and the cartridge main body 103A so as to be able to reciprocate in the axial direction.
  • the Specifically, the second movable body 152 includes a second front end portion 171, a second center portion 172, and a second rear end portion 173 from one end side to the other end side.
  • the outer diameter of the second tip portion 171 is smaller than the inner diameter of the second mouth portion 168, and the second tip portion 171 can be inserted into the second mouth portion 168.
  • the second distal end portion 171 is formed in such a length that it can abut against the first distal end portion 131 of the receiving body 106 and can be pressed against each other.
  • the tip of the second tip 171 is located in the second mouth 168.
  • the second center portion 172 has one end portion formed integrally with the second tip portion 171.
  • the second central portion 172 has an outer diameter larger than that of the second tip portion 171 and smaller than inner diameters of the second storage portion 167 and the second contact portion 167a.
  • the second central portion 172 is formed such that its end surface can come into contact with the end surface of the second storage portion 167.
  • the second central portion 172 has a seal groove in which a second sealing member 155 that contacts the end surface of the second contact portion 167a is disposed on the outer peripheral surface of the second center portion 172 when the end surface contacts the end surface of the second storage portion 167. 172a.
  • the second rear end portion 173 is formed integrally with the other end portion of the second central portion 172, and the end surface forms the seat surface of the second urging member 154.
  • the second rear end portion 173 has an outer diameter larger than that of the second central portion 172 and has an outer diameter smaller than the inner diameter of the second storage portion 167.
  • the second rear end portion 173 is formed in a cylindrical second guide hole 173a into which a part of the second support 153 formed at the center thereof can be inserted, and an outer peripheral surface thereof, and communicates with the second guide hole 173a. Second communication hole 173b.
  • the second rear end 173 is provided with a seal groove 173c that is formed on the outer peripheral surface thereof and in which the second sealing member 155 is disposed.
  • the second rear end 173 is provided on the outer peripheral surface of the end, covers the seal groove 162a and the opening 162b of the second guide member 162, and the sixth seal member 189 provided in the seal groove 162a.
  • the second guide hole 173a is formed so that a part of the second support 153 can be inserted.
  • the length of the second guide hole 173a is longer than the sum of the moving distance of the second movable body 152 and the length of a part of the second support 153 to be inserted.
  • the second communication hole 173b is disposed closer to the second central portion 172 than the seal groove 173c. That is, the second communication hole 173b is disposed between the seal groove 172a of the second center portion 172 and the seal groove 173c of the second rear end portion 173.
  • the second communication hole 173b extends from the primary side to the secondary side of the flow path (second air flow path G2) formed inside. It is good also as a structure which inclines about 45 degrees with respect to the axial center of the 2nd movable body 152 toward. That is, the second communication hole 173b may be configured to be opened toward the seal groove 172a side by inclining the inlet side.
  • the second surface abutting portion 174 is formed in a disc shape, the outer diameter of the end surface facing the second guide member 162 is formed larger than the inner diameter of the sixth seal member 189, and the sixth seal member 189 is formed. In addition, it is formed so as to be capable of being liquid-tight and air-tight.
  • the second fitting portion 175 is provided in a cylindrical shape, and its outer diameter is smaller than the inner diameter of the second covering member 156, so that it can be fitted to the second covering member 156.
  • the second fitting portion 175 has an inner diameter larger than the outer diameter of the second urging member 154.
  • the second support member 153 is a columnar member formed on the same axis with different diameters, and is formed so as to be fixed to the second fixed portion 163.
  • the second support 153 includes a second guide portion 181, a second fixing portion 182, and a second restriction portion 183 from one end side to the other end side.
  • the second support 153 is formed therein with a communication hole 185 that communicates with the second guide hole 173a and the second communication hole 173b.
  • the 2nd support body 153 is provided with the tube 186 of predetermined length in the rear end, for example.
  • the second guide portion 181 has an outer diameter that is substantially the same as the inner diameter of the second guide hole 173a.
  • the second guide portion 181 is formed so as to be able to be inserted into the second guide hole 173a and to be slidable with the second guide hole 173a.
  • the second guide portion 181 is inserted through the second guide hole 173a to guide the second movable body 152 so as to be movable along the axis of the second guide portion 181.
  • the second fixing portion 182 is formed in a cylindrical shape, and its end surface forms the seating surface of the second urging member 154.
  • the second fixing portion 182 has a male screw 182a formed on the outer peripheral surface thereof, and is formed to be fixable to the second fixed portion 163 by being screwed with the female screw portion 163b of the second fixed portion 163. .
  • the second restricting portion 183 has an end surface that is in contact with the end face of the second fixed portion 163 so that the movement amount of the second fixing portion 182 screwed with the second fixed portion 163 can be restricted. Yes. Further, the second restricting portion 183 is formed so that its outer diameter is smaller than the inner diameter of the second covering member 156, so that it can be fitted to the second covering member 156 on its outer peripheral surface.
  • the tube 186 has an open end that constitutes a part of the second air flow path G2 to the cartridge main body 103A of the air supplied from the receiving body 106. It is desirable that the tube 186 has an end disposed in the cartridge main body 103A extending to the vicinity of the bottom of the cartridge main body 103A in order to smoothly introduce air into the cartridge 103.
  • the second urging member 154 is a so-called coil spring through which the second guide portion 181 is inserted and supported by the seat surface of the second rear end portion 173 and the seat surface of the second fixing portion 182.
  • the second urging member 154 constantly urges the second movable body 152 in a direction in which the end surface of the second central portion 172 contacts the end surface of the second storage portion 167.
  • the second urging member 154 is formed by the second movable body 152, the second support 153, and the second covering member 156, and is disposed in a liquid-tightly sealed space.
  • the second urging member 154 has a larger elastic coefficient (spring constant) than the first urging member 114.
  • the second sealing member 155 includes a fourth seal member 187 provided in the seal groove 172a of the second central portion 72, a fifth seal member 188 provided in the seal groove 173c of the second rear end portion 173, and a second guide member. 162, a sixth seal member 189 disposed on the end face of 162.
  • the fourth seal member 187 is in contact with the seal groove 172a of the second contact portion 167a and the second center portion 172, so that the clearance between the inner peripheral surface of the second storage portion 167 and the outer peripheral surface of the second movable body 152 is reduced.
  • the second air flow path G2 is formed so as to be closed.
  • the fifth seal member 188 is in contact with the seal groove 173c of the second storage portion 167 and the second rear end 173, so that the clearance between the inner peripheral surface of the second storage portion 167 and the outer peripheral surface of the second movable body 152 is reached.
  • the second air flow path G2 is formed, and the flow path G2 on the primary side (second support 153 side) of the second communication hole 173b is formed so as to be always occluded.
  • the sixth seal member 189 is in contact with the seal groove 162a of the second guide member 162 and the main surface of the second surface contact portion 174, thereby passing through the gap between the second cylinder portion 161 and the second guide member 162.
  • the second fuel flow path F2 that passes through the opening 162b of the second guide member 162 is formed so as to be able to be closed.
  • the second covering member 156 is formed so as to be fitted to the second rear end 173 of the second movable body 152 and the second restricting portion 183 of the second support 153.
  • the second covering member 156 is formed in a cylindrical shape, and is formed so that a part of the second fixed portion 163, the second urging member 154, and the second support body 153 can be inserted therein.
  • the second covering member 156 is formed so that the second rear end 173 and the second restricting portion 183 and the inner peripheral surface thereof can be sealed in a liquid-tight and air-tight manner.
  • the fourth seal member 187 is separated from the second contact portion 167a, so that the inner peripheral surface of the second port portion 168 of the supply port 166 and the second tip portion 171 are separated.
  • a gap, a gap between the inner peripheral surface of the second contact portion 167a and the outer peripheral surface of the second central portion 172, a gap between the inner peripheral surface of the second storage portion 167 and the outer peripheral surface of the second rear end portion 173, the second communication A forward path is formed from the receiving body 106 into the cartridge main body 103A by the hole 173b, the second guide hole 173a, the communication hole 185 of the second support 153, and the tube 186 provided in the second support 153.
  • a two-air channel G2 is formed.
  • the supply body 107 is configured such that the end surface of the second surface abutting portion 174 is separated from the sixth seal member 189 provided at the end portion of the second guide member 162, so that the sixth seal member 189 and the second surface abutment are separated.
  • a second fuel flow path F2 from the inside of 103A to the receiving body 106 is formed.
  • the fuel supply of the receiving body 106 and the supplying body 107 using the coupler 101 configured as described above will be described.
  • the key 122 e of the first guide member 122 of the receiving body 106 and the first groove 162 c of the second storage portion 167 of the supplying body 107 are visually aligned, and the receiving body 106 is also received.
  • the supply port 166 of the supply body 107 is inserted into the port 126.
  • the seal portion 122c of the first guide member 122 moves while being in contact with the inner peripheral surface of the second guide member 162 and gradually deforms, so that the first guide member 122 and the second guide member 162 are sealed. Is done.
  • the supply port 166 is inserted into the receiving port 126, the end surface of the partition portion 128 a is brought into contact with the end surface of the supply port 166, and then the receiving body 106 or the supply body 107 is rotated to move the key 122 e to the second groove portion.
  • the receiving body 106 and the supply body 107 are fixed by inserting into 162d.
  • the first movable body 112 and the second movable body 152 come into contact with each other, and the first movable body 112 and the second movable body 152 press each other.
  • the first urging member 114 is formed to have a lower elastic coefficient than the second urging member 154. Therefore, when the supply port 166 is inserted into the receiving port 126 and the first tip portion 131 and the second tip portion 171 come into contact with each other, first, the first movable body 112 is pushed. As the first movable body 112 moves, the first seal member 147 moves away from the first contact portion 127a. At the same time, due to the movement of the first movable body 112, the first surface contact portion 134 is separated from the third seal member 149. Thereby, the 1st fuel flow path F1 and the 1st air flow path G1 are open
  • the tip of the first guide portion 141 of the first support 113 comes into contact with the end of the guide hole 133a of the first movable body 112, and the movement of the first movable body 112 stops.
  • the second movable body 152 moves and the fourth seal member 187 is separated from the second contact portion 167a.
  • the second surface contact portion 174 is separated from the sixth seal member 189 by the movement of the second movable body 152. Accordingly, the second fuel flow path F2 is opened, the second air flow path G2 is opened, and the supply body 107 is opened.
  • the fuel is supplied from the cartridge main body 103A of the fuel cartridge 103 to the fuel tank 102B of the fuel cell 102 through the fuel flow path F2 and the flow path F1 sequentially.
  • the fuel cartridge 103 is arranged so that the supply body 107 is located below and the cartridge body 103A is located above.
  • the first movable body 112 and the second movable body which are valve bodies, are engaged by engaging the receiving body 106 and the supply body 107.
  • the liquid fuel R can be supplied from the cartridge body 103A to the fuel tank 102B via the first fuel flow path F1 and the second fuel flow path F2 of the receiving body 106 and the supply body 107.
  • air in the fuel tank 102B is introduced from the fuel tank 102B into the cartridge main body 103A by the first air flow path G1 and the second air flow path G2.
  • the internal pressures of the fuel tank 102B and the cartridge main body 103A can be made constant.
  • the coupler 101 may have a simple configuration in which the fuel flow paths F1 and F2 and the air flow paths G1 and G2 are opened by opening the first movable body 112 and the second movable body 152. Therefore, the fuel cartridge 103 does not need to be separately pressurized, and the manufacturing cost of the fuel cartridge 103 can be reduced without increasing the manufacturing cost of the coupler 101.
  • the first urging member 114 and the second urging member 154 are constituted by the first and second movable bodies 112 and 152, the first and second support bodies 113 and 153, and the first and second covering members 116 and 156. Arranged in a sealed space to be formed.
  • the first urging member 114 and the second urging member 154 made of a metal material are liquid-tightly covered by the respective components, so that the fuel flow paths F1 and F2 and the air flow paths G1 and G2 are overlaid. Even if it arrange
  • the coupler 101 is non-pressurized, and is used for a fuel cartridge 103 in which the vertical direction of the supply body 107 is moved in a state in which the liquid fuel R is stored in order to move the liquid fuel R in the direction of gravity.
  • elution of metal ions can be prevented, and performance degradation of the fuel cell 102 can be prevented.
  • the coupler 101 is provided with a first guide member 122 having a ring body 122d, which is a key lock ring having a key 122e on the opening end side, on the receiving body 106, and is extended in the axial direction thereof.
  • the supply body 107 is provided with a second guide member 162 including a first groove 162c that can pass and a second groove 162d that can move the key 122e in the radial direction.
  • the fuel flow paths F1 and F2 that can be opened and closed to the supply body 106 and the supply body 107, and the air flow
  • the non-pressurized cartridge main body 103A can be used, and the liquid fuel can be easily moved with a simple configuration.
  • the receiving bodies 6 and 106 may be configured to cover the first urging member 14 using the covering member 56 similarly to the above-described supplying body 7.
  • the first urging members 14 and 114 and the second urging members 54 and 154 may be configured not to come into direct contact with the liquid fuel R by directly covering the outer surfaces thereof with a resin material.
  • the first and second support bodies 113 and 153 have the first and second tip portions 131 and 181 connected to the first and second guide holes 133a and the first and second movable bodies 112 and 152, respectively.
  • the structure which guides the moving direction of the 1st, 2nd movable body 112,152 by inserting in 173a was demonstrated, it is not limited to this.
  • the first and second movable bodies 112 and 152 may be provided with first and second guide portions, and the second support body 53 may be provided with second guide holes.
  • various modifications can be made without departing from the scope of the present invention.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fuel Cell (AREA)

Abstract

La présente invention concerne un dispositif d'accouplement (1) pourvu d'un corps de raccordement (6) disposé dans une pile à combustible (2), et d'un corps destiné à être raccordé (7) disposé dans une cartouche de combustible (3) et raccordé au corps de raccordement (6). Le corps destiné à être raccordé (7) est pourvu : d'un second élément d'enceinte externe (51) qui comporte un second orifice (71) de raccordement pouvant être raccordé à un premier orifice (21) de raccordement du corps de raccordement (6), et dans lequel un trajet d'écoulement de combustible (F2) et un trajet d'écoulement d'air (G) agencé en continu avec l'air extérieur sont formés ; d'un second corps de soupape (52) qui est disposé dans le second élément d'enceinte externe (51), ferme le trajet d'écoulement de combustible (F2) et le trajet d'écoulement d'air (G), et, lorsque le premier orifice (21) de raccordement et le second orifice (71) de raccordement sont raccordés, ouvre le trajet d'écoulement de combustible (F2) et le trajet d'écoulement d'air (G) en venant en contact avec un premier corps de soupape (12) du corps de raccordement (6) et en se déplaçant tandis que le premier corps de soupape (12) et le second corps de soupape s'appuient l'un contre l'autre ; et d'un second élément de sollicitation (54) qui est disposé à l'intérieur du second élément d'enceinte externe (51) tout en étant supporté par une face d'extrémité du second corps de soupape (52), et sollicite le second corps de soupape (52) à une position au niveau de laquelle le second orifice de raccordement (71) se trouve fermé.
PCT/JP2014/061781 2013-04-25 2014-04-25 Dispositif d'accouplement, corps d'alimentation et cartouche de combustible WO2014175448A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2013092707A JP5638105B2 (ja) 2013-04-25 2013-04-25 カプラー
JP2013-092707 2013-04-25
JP2013-092706 2013-04-25
JP2013092706 2013-04-25

Publications (1)

Publication Number Publication Date
WO2014175448A1 true WO2014175448A1 (fr) 2014-10-30

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008084809A (ja) * 2006-08-29 2008-04-10 Yamaha Motor Co Ltd 水素供給用配管の接続構造
JP2008130240A (ja) * 2006-11-16 2008-06-05 Casio Comput Co Ltd 燃料容器及び発電装置
WO2009014265A1 (fr) * 2007-07-26 2009-01-29 Toyo Seikan Kaisha, Ltd. Coupleur
JP2012119279A (ja) * 2010-12-03 2012-06-21 Panasonic Corp 燃料供給装置、燃料カートリッジ、及びジョイント
JP2013210039A (ja) * 2012-03-30 2013-10-10 Daiwa Can Co Ltd カプラー、燃料電池及び燃料カートリッジ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008084809A (ja) * 2006-08-29 2008-04-10 Yamaha Motor Co Ltd 水素供給用配管の接続構造
JP2008130240A (ja) * 2006-11-16 2008-06-05 Casio Comput Co Ltd 燃料容器及び発電装置
WO2009014265A1 (fr) * 2007-07-26 2009-01-29 Toyo Seikan Kaisha, Ltd. Coupleur
JP2012119279A (ja) * 2010-12-03 2012-06-21 Panasonic Corp 燃料供給装置、燃料カートリッジ、及びジョイント
JP2013210039A (ja) * 2012-03-30 2013-10-10 Daiwa Can Co Ltd カプラー、燃料電池及び燃料カートリッジ

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