WO2015064177A1 - セルモニタコネクタ - Google Patents
セルモニタコネクタ Download PDFInfo
- Publication number
- WO2015064177A1 WO2015064177A1 PCT/JP2014/071298 JP2014071298W WO2015064177A1 WO 2015064177 A1 WO2015064177 A1 WO 2015064177A1 JP 2014071298 W JP2014071298 W JP 2014071298W WO 2015064177 A1 WO2015064177 A1 WO 2015064177A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel cell
- housing
- connector
- terminals
- cell
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/364—Battery terminal connectors with integrated measuring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
-
- 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
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/04537—Electric variables
- H01M8/04544—Voltage
- H01M8/04559—Voltage of fuel cell stacks
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/20—Coupling parts carrying sockets, clips or analogous contacts and secured only to wire or cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
- H01R13/5812—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part the cable clamping being achieved by mounting the separate part on the housing of the coupling device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2107/00—Four or more poles
-
- 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 cell monitor connector that is connected to an end portion of a fuel cell configured by stacking a plurality of fuel cells in a predetermined stacking direction and monitors the state by measuring the voltage of the fuel cells.
- a fuel cell configured by stacking a plurality of fuel cells
- it is generally performed to measure (monitor) the voltage of the fuel cell and use the measured value as a control index.
- the measured pressure is used as an index for controlling the supply of fuel gas or oxidant gas to the fuel cell, or for diagnosing a failure of the fuel cell.
- a connector for measuring the voltage is electrically connected to a part of the fuel cell.
- Patent Document 1 one connector is electrically connected to the separators of a plurality of fuel cells.
- the external force is dispersed and the load applied to each separator becomes relatively small, so that the breakage of the separator can be suppressed and the assembling property can be improved.
- the present invention has been made in view of such problems, and an object of the present invention is to provide a cell monitor connector capable of preventing detachment from a fuel cell with a simple configuration.
- a cell monitor connector is connected to an end of a fuel cell configured by stacking a plurality of fuel cells in a predetermined stacking direction, and measures a voltage.
- a connector having a plurality of slits into which end portions of the separators of the plurality of fuel cells can be inserted, and an end portion of the separator provided in the housing and inserted into the slits;
- a rib having a plurality of electrically connectable terminals and a wire connected to the terminal, wherein the housing protrudes in a direction perpendicular to the stacking direction at at least one end in the stacking direction. It is characterized by having.
- the housing since the housing includes the protruding rib, even if the cell monitor connector is about to rotate, the rotation is suppressed by restricting the rotation of the rib. It becomes possible. For this reason, in order to allow a dimensional error of a fuel cell configured by stacking a plurality of fuel cells, the cell monitor connector may be detached from the fuel cell even when a dimensional tolerance is set large. Can be prevented.
- the rib is formed at a position facing the gasket of the fuel cell.
- the rib is formed at a position facing the gasket of the fuel cell, so that when the cell monitor connector is about to rotate, the rib is preferentially interfered with the gasket and the damage is suppressed.
- the “gasket” in this case refers to a seal member that divides a fluid flow path formed in the fuel cell, and has elasticity. It can be absorbed by deformation and prevented from being damaged.
- the rib is configured to restrict rotation about an axis parallel to the stacking direction in a state where the cell monitor connector is connected to an end of the fuel cell. It is also preferable that it is formed at a position that interferes with the gasket.
- the cell monitor connector housing when the cell monitor connector housing attempts to rotate around an axis parallel to the fuel cell stacking direction, the rib and the gasket of the fuel cell interfere with each other to prevent damage to the rib. However, the rotation can be suppressed. For this reason, in order to allow a dimensional error of a fuel cell configured by stacking a plurality of fuel cells, the cell monitor connector may be detached from the fuel cell even when a dimensional tolerance is set large. Can be prevented.
- the plurality of terminals include a first terminal group in which a first number of the terminals are arranged at intervals from each other on a first straight line extending in the stacking direction; A second terminal group in which a second number of the terminals, which is one less than the first number, are arranged on a second straight line substantially parallel to the first straight line, spaced apart from each other, and It is also preferable that the terminals arranged at both ends of the second terminal group are arranged closer to the center of the housing in the stacking direction than the terminals arranged at both ends of the first terminal group.
- first terminal group and the second terminal group have the same number of terminals.
- the housing in which they are provided has protrusions at both ends. For this reason, when cell monitor connectors are arranged side by side in the stacking direction of the fuel cell, when the cell monitor connector is rotated by receiving external force, the projecting portion interferes with the projecting portion of the adjacent cell monitor connector and is damaged. May lead to
- the number of terminals arranged in the second terminal group is one less than that in the first terminal group, and the terminals arranged at both ends of the second terminal group are both ends of the first terminal group. It is arrange
- the cell monitor connector includes a retainer that is inserted into the housing and holds the plurality of wires, and the housing is located on a portion of the outer surface corresponding to the second terminal group. It is also preferable that the retainer is fixed to the housing by having a recess and a lock that the retainer has at both ends thereof is engaged with the recess.
- the housing has recesses at portions corresponding to both ends of the second insertion hole group with a small number of terminals arranged on the outer side surface.
- the retainer is fixed by engaging the locks at both ends of the retainer with the recess. For this reason, since it becomes possible to suppress the protrusion of the retainer from the housing by engaging the lock with the recess of the housing, it becomes easier to check the connection state between the cell monitor connector and the fuel cell, and more reliably. Connection can be made.
- FIG. 7 is a cross-sectional view taken along the line CC of FIG. 6.
- FIG. 1 is a front view illustrating a fuel cell 1 according to an embodiment of the present invention
- FIG. 2 is a schematic diagram illustrating the fuel cell 1 according to an embodiment of the present invention.
- the outer shape of the fuel cell 1 composed of a plurality of fuel cells 2 has a substantially square shape when viewed from the front.
- a connector 4 for measuring the voltage of the fuel cell 2 is electrically connected to one end corresponding to the square corner.
- the fuel cell 1 is configured by connecting a plurality of fuel cell stacks 11 in the Z direction (stacking direction).
- Each fuel cell stack 11 is configured by stacking 12 fuel cells 2 having the same configuration in the Z direction (stacking direction) (the intermediate fuel cell 2 is not shown in FIG. 2).
- the fuel cell 2 includes an electrolyte, specifically, a membrane-electrode assembly (hereinafter referred to as “MEA”) 30, and a pair of separators 21 that sandwich the MEA 30 (in FIG. 2, reference numeral 21 ⁇ / b> L and the other reference numeral 21 ⁇ / b> R). ) Etc.).
- the MEA and the separators 21L and 21R are formed in a substantially rectangular plate shape, and the MEA 30 is formed so that the outer shape thereof is smaller than the outer shapes of the separators 21L and 21R.
- the MEA 30 includes a polymer electrolyte membrane (hereinafter also simply referred to as an electrolyte membrane) 31 made of a polymer material ion exchange membrane, and a pair of electrodes (an anode side diffusion electrode and a cathode side diffusion electrode) sandwiching the electrolyte membrane 31 from both sides. It consists of and.
- the electrolyte membrane 31 is formed larger than each electrode. Each electrode is bonded to the electrolyte membrane 31 by, for example, a hot press method while leaving the peripheral edge.
- the electrodes constituting the MEA 30 are made of, for example, a porous carbon material (diffusion layer) carrying a catalyst such as platinum attached to the surface thereof.
- One electrode (anode) is supplied with hydrogen gas as a fuel gas (reactive gas), and the other electrode (cathode) is supplied with an oxidizing gas (reactive gas) such as air or an oxidant.
- An electrochemical reaction occurs in the MEA 30 so that the electromotive force of the cell 2 can be obtained.
- the separator 21 is made of a gas impermeable conductive material.
- the conductive material include carbon, a hard resin having conductivity, and metals such as aluminum and stainless steel.
- the base material of the separator 21 of the present embodiment is formed of a plate-like metal, and a film having excellent corrosion resistance (for example, a film formed of gold plating) is formed on the electrode side surface of the base material. ing.
- a groove-like flow path constituted by a plurality of concave portions is formed on both surfaces of the separator 21.
- These flow paths can be formed by press molding in the case of the separator 21 of the present embodiment in which the substrate is formed of, for example, a plate-like metal.
- the groove-shaped flow path formed in this way constitutes a gas flow path 34 for oxidizing gas, a gas flow path 35 for hydrogen gas, and a cooling water flow path 36. More specifically, a plurality of gas passages 35 for hydrogen gas are formed on the inner surface on the electrode side of the separator 21R, and a plurality of cooling water passages 36 are formed on the back surface (outer surface).
- a plurality of gas channels 34 for oxidizing gas are formed on the inner surface on the electrode side of the separator 21L, and a plurality of cooling water channels 36 are formed on the back surface (outer surface) thereof.
- 36 is integrated, and a flow path having a rectangular cross section is formed.
- a first gasket 231 and a second gasket 232 are provided between the separators 21 ⁇ / b> L and 21 ⁇ / b> R constituting the fuel battery cell 2 to partition a fluid flow path formed in the fuel battery cell 2. Further, a plurality of members (for example, four small rectangular frames and a large frame for forming a fluid flow path) are formed between the separators 21L and 21R of the adjacent fuel cells 2, 2.
- a third gasket 233 is provided.
- the third gasket 233 is a member that is provided so as to be interposed between a portion around the cooling water passage 36 in the separator 21L and a portion around the cooling water passage 36 in the separator 21R, and seals between these. is there.
- the end 21a of the separator 21L in the Y direction is formed so as to protrude in the Y direction from the end of the separator 21R.
- the connector 4 for measuring the voltage of the fuel cell 2 described above is electrically connected to the end 21a.
- the connector 4 has a resin housing 41, and 12 slits are formed at the end of the housing 41 at a pitch substantially the same as the pitch of the fuel cells 2 in the stacking direction. 45 is formed.
- the end 21a of each separator 21L can be inserted into each slit 45.
- eleven metal terminals 6 are provided inside the housing 41. Each terminal 6 is arranged so as to protrude from the inside of the housing 41 to 11 of the 12 slits 45 formed in the housing 41.
- each terminal is connected to a wire 51 or a wire 52 that is an electric wire extending to other electrical components, and the voltage of the fuel cell 2 is measured using these wires.
- FIG. 3 is a perspective view of a portion A in FIG. 1
- FIG. 4 is a perspective view showing the connector 4 according to the embodiment of the present invention.
- the housing 41 of the connector 4 includes a main body portion 42, a fixing portion 43 provided at each end of the main body portion 42, and a connection portion 44, which are integrally formed of a resin material.
- the outer shape is substantially U-shaped when viewed from the front.
- the eleven terminals 6 are provided inside the main body 42 of the housing 41 (for simplicity, the terminals 6 are illustrated in a simplified manner in FIG. 4).
- the eleven terminals 6 include a first terminal group 61 and a second terminal group 62.
- the first terminal group 61 is a set in which six terminals 6 are arranged at intervals on a first straight line L1 extending in the stacking direction (Z direction) of the fuel cells 2.
- the second terminal group 62 is a set in which five terminals 6 are arranged at intervals from each other on a second straight line L2 substantially parallel to the first straight line L1. That is, eleven terminals 6 are arranged in two rows, and the number of terminals 6 in the second terminal group 62 located on the upper side in FIG.
- the retainer 7 is disposed inside the main body 42 separately from the main body 42, and an engagement hole 42 a 2 (recess) is formed in the front wall of the main body 42. This configuration will be described in detail later.
- 11 wires 51 and 52 are inserted through one end of the main body 42 in the Y direction, and are electrically connected to the terminals 6 inside the main body 42.
- the six wires 51 connected to the first terminal group 61 are arranged so as to correspond to the terminals 6 of the first terminal group 61 and are connected to the second terminal group 62.
- the wires 52 are arranged so as to correspond to the terminals 6 of the second terminal group 62.
- the first wire group 510 arranged in a straight line and the second wire group 520 arranged almost in parallel with the first wire group 510 are also formed for the eleven wires 51 and 52.
- the terminals 6 connected to the wires 52L and 52R located at both ends of the second wire group 520 are more in the Z direction than the terminals 6 connected to the wires 51L and 51R located at both ends of the first wire group 510. Are disposed near the center of the housing 41.
- a fixing portion 43 is formed below the wires 51 and 52 of the main body portion 42. Further, as shown in FIG. 4, a fixing claw 48 is provided on the outer surface of the main body 42 near the fixing portion 43 so as to protrude toward the fixing portion 43.
- the fixing claw 48 is configured to be able to be displaced within a predetermined range in the X direction by receiving an external force due to the elasticity of the resin material forming the housing 41. As will be described later, the fixing claws 48 and the fixing portion 43 contribute to preventing the connector 4 from being detached from the fuel cell 1.
- a connecting portion 44 is formed at the end of the main body portion 42 on the opposite side of the fixing portion 43.
- Twelve slits 45 are formed in the connecting portion 44 at substantially the same pitch as the pitch of the fuel cells 2 in the stacking direction (Z direction).
- the end 21a of the separator 21L constituting the fuel cell 2 can be inserted (for convenience, only one fuel cell 2 is shown in FIG. 3).
- a pair of ribs 46L and 46R projecting in a direction perpendicular to the Z direction that is, a direction perpendicular to the stacking direction of the fuel cells 2 are formed at both ends in the Z direction of the connecting portion 44. .
- the connector 4 is connected by pushing the connector 4 in the Y direction at the end of the fuel cell 1. Specifically, as shown in FIG. 3, the connector 4 so that the end portions 231 a of the twelve first gaskets 231 constituting the fuel cell 2 are inserted into the twelve slits 45 of the housing 41. Push in. Accordingly, the pair of ribs 46L and 46R of the housing 41 are arranged so as to protrude toward the end 231a from which a part of the end of the first gasket 231 of the fuel cell 2 is extended.
- the main body portion 42 and the fixing portion 43 of the housing 41 are arranged so as to sandwich the protruding piece 22 formed at the end portion of the fuel cell 2 between them.
- a groove 22 a that is recessed downward is formed in the upper portion of the protruding piece 22.
- FIG. 5 is a front view of a part A in FIG. 1 showing a state in which the connector 4 is rotated.
- the connector 4 in a state where the connector 4 is connected to the fuel cell 2, the end 21 a of the separator 21 is inserted into each slit 45 of the connector 4. For this reason, the connector 4 to which the external force is applied can move in the X direction and the Y direction along the end 21a, although movement in the Z direction is restricted by the end 21a. Further, the connector 4 can rotate in the direction indicated by the arrow R (around the axis parallel to the Z direction) along the end portion 21a with the tip of the protruding piece 22 as a fulcrum.
- the connecting portion 44 of the connector 4 moves toward the outside of the fuel cell 2, and the rib 46 ⁇ / b> R provided on the connecting portion 44 and the end portion of the first gasket 231. 231a is configured to interfere (B portion). Accordingly, the rotation of the connector 4 is suppressed, the engagement state between the fixing claw 48 and the groove 22a of the protruding piece 22 can be maintained, and the connector 4 can be prevented from being detached.
- the 11 terminals 6 provided in the housing 41 of the connector 4 are arranged in two rows of the first terminal group 61 and the second terminal group 62.
- the number of the terminals 6 in the second terminal group 62 located on the upper side is one less than that in the first terminal group 61.
- the terminals 6 connected to the wires 52L and 52R located at both ends of the second wire group 520 are Z more than the terminals 6 connected to the wires 51L and 51R located at both ends of the first wire group 510. It is arranged near the center of the housing 41 in the direction.
- the protrusion in the Z direction in the main body portion 42 of the housing 41 is reduced or does not protrude. Can be formed. For this reason, as shown in FIG. 3, when a plurality of connectors 4 are arranged in the stacking direction of the fuel cells 2, the connector 4 receives an external force and rotates in the direction of arrow R in FIG. 5. In addition, it is possible to suppress interference with adjacent connectors 4 and damage due to the interference.
- FIGS. 6 is a perspective view showing a connector 4a according to another embodiment of the present invention
- FIG. 7 is a cross-sectional view taken along the line CC of FIG.
- the connector 4a which concerns on other embodiment of this invention is what added the change to the structure of the main-body part 42 of the housing 41 of the connector 4 mentioned above, hereafter, this changed point is demonstrated and other description Is omitted.
- the connector 4a has a retainer 7 that is separate from the main body 42a and is disposed inside the main body 42a.
- the retainer 7 is a resin member whose outer shape has a plate shape, and has six insertion holes 71 and five insertion holes 72 penetrating in the thickness direction (Y direction).
- the six insertion holes 71 are linearly arranged in the Z direction from the insertion hole 71L at one end to the insertion hole 72 at the multi-end.
- the five insertion holes 72 are arranged linearly in the Z direction from the insertion hole 72L at one end to the insertion hole 72R at the multi-end above the six insertion holes 71.
- the insertion holes 72L and 72R positioned at both ends of the five insertion holes 72 are disposed closer to the center of the retainer 7 in the Z direction than the insertion holes 71L and 71R positioned at both ends of the six insertion holes 71. Yes.
- plate-like arm portions 73L, 73R extend obliquely downward from the upper end portion of the retainer 7, and at the lower ends of the arm portions 73L, 73R, there are engaging claws 74L. , 74R (lock) is formed to project upward.
- the arm portions 73L and 73R have a thickness that can be bent in the Z direction due to their elasticity, and the engagement claws 74L and 74R can also be displaced in the Z direction by bending the arm portions 73L and 73R. Yes.
- the main body 42a is provided with a slit-like insertion hole 42a1 having a longitudinal direction in the Z direction at its upper end.
- engagement holes 42a2 and 42a2 (concave portions) are provided at portions of the both end surfaces in the Z direction of the main body portion 42a where the positions in the X direction correspond to the second terminal group 62 (not shown in FIG. 6). Is established (the illustration of the engagement hole 42a2 on the end surface on the back side in FIG. 6 is omitted).
- a slit-like first wire group insertion hole 42a3 and a first wire group insertion hole 42a4 each having a longitudinal direction in the Z direction are formed at one end of the main body 42a in the Y direction.
- the insertion hole 42a1, the engagement holes 42a2, 42a2, the first wire group insertion hole 42a3, and the first wire group insertion hole 42a4 are all in communication with the inside of the main body 42a.
- the engaging claws 74L and 74R come into contact with the end of the insertion hole 42a1, and the arm parts 73L and 73R are Z Bend in the direction.
- the engaging claws 74L and 74R are displaced toward the center of the retainer 7 in the Z direction, the outer dimension of the retainer 7 in the Z direction is reduced, and insertion is possible.
- the first wire group insertion hole 42a3 of the main body portion 42a and the six insertion holes 71 of the retainer 7 communicate with each other, and the second wire group insertion hole of the main body portion 42a. 42a4 and the five insertion holes 72 of the retainer 7 communicate.
- the first wire group insertion hole 42a3 and the insertion hole 71, and the second wire group insertion hole 42a4 and the insertion hole 72 communicate with each other with a slight offset in the X direction.
- the six wires 51 of the first wire group 510 inserted through the first wire group insertion hole 42a3 and the insertion hole 71 are sandwiched between the first wire group insertion hole 42a3 and the inner surface of the insertion hole 71, The main body 42a is held so as not to come off.
- the five wires 52 of the second wire group 520 that pass through the second wire group insertion hole 42a4 and the insertion hole 72 are also sandwiched between the inner surfaces of the second wire group insertion hole 42a4 and the insertion hole 72, The main body 42a is held so as not to come off.
Landscapes
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fuel Cell (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Description
Claims (5)
- 所定の積層方向に複数の燃料電池セルを積層することで構成された燃料電池の端部に接続され、電圧を測定するセルモニタコネクタであって、
前記複数の燃料電池セルのセパレータの端部を挿入可能な複数のスリットが形成されたハウジングと、
前記ハウジングの内部に設けられ、前記スリットに挿入された前記セパレータの端部に電気的に接続可能な複数の端子と、
前記端子と接続されたワイヤと、を有し、
前記ハウジングは、前記積層方向における少なくとも一方の端部で、前記積層方向と垂直な方向に突出するリブを有することを特徴とする、セルモニタコネクタ。 - 前記リブは、前記燃料電池セルのガスケットと対向する位置に形成されていることを特徴とする、請求項1に記載のセルモニタコネクタ。
- 前記リブは、前記セルモニタコネクタを前記燃料電池の端部に接続した状態で、前記積層方向と平行な軸の周りの回転を規制するように、前記燃料電池セルのガスケットに干渉する位置に形成されたことを特徴とする、請求項2に記載のセルモニタコネクタ。
- 前記複数の端子は、
前記積層方向に伸びる第1の直線上に第1の数の前記端子を互いに間隔をあけて並べた第1の端子群と、
前記第1の直線に略平行な第2の直線上に前記第1の数よりも1つ少ない第2の数の前記端子を互いに間隔をあけて並べた第2の端子群と、からなり、
前記第2端子群の両端部に配置される端子は、前記第1端子群の両端部に配置される端子よりも、前記積層方向において前記ハウジングの中央部寄りに配置されていることを特徴とする、請求項1乃至3のいずれか1項に記載のセルモニタコネクタ。 - 前記ハウジングの内部に挿入され、複数の前記ワイヤを保持するリテーナーを有し、
前記ハウジングは、その外側面のうち前記第2の端子群に対応する部位に凹部を有し、
前記リテーナーがその両端部に有するロックが前記凹部と係合することで、前記リテーナーが前記ハウジングに対し固定されるように構成されていることを特徴とする、請求項4に記載のセルモニタコネクタ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112014004981.6T DE112014004981B4 (de) | 2013-10-30 | 2014-08-12 | Zellenüberwachungsanschluss zum Messen der Spannung einer Brennstoffzellenvorrichtung zum Überwachen des Zustands der Brennstoffzellen |
US14/770,128 US10024927B2 (en) | 2013-10-30 | 2014-08-12 | Connector for monitoring the voltage of a fuel cell stack |
CN201480016338.4A CN105164840B (zh) | 2013-10-30 | 2014-08-12 | 单电池监测器连接器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013225504A JP5928989B2 (ja) | 2013-10-30 | 2013-10-30 | セルモニタコネクタ |
JP2013-225504 | 2013-10-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015064177A1 true WO2015064177A1 (ja) | 2015-05-07 |
Family
ID=53003793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2014/071298 WO2015064177A1 (ja) | 2013-10-30 | 2014-08-12 | セルモニタコネクタ |
Country Status (5)
Country | Link |
---|---|
US (1) | US10024927B2 (ja) |
JP (1) | JP5928989B2 (ja) |
CN (1) | CN105164840B (ja) |
DE (1) | DE112014004981B4 (ja) |
WO (1) | WO2015064177A1 (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE539507C2 (sv) | 2015-04-16 | 2017-10-03 | Powercell Sweden Ab | Electric connector for fuel cell stack |
JP6341232B2 (ja) | 2016-06-13 | 2018-06-13 | トヨタ自動車株式会社 | 燃料電池ユニット |
JP2018137126A (ja) * | 2017-02-22 | 2018-08-30 | トヨタ自動車株式会社 | セルコネクタユニット |
SE541410C2 (en) * | 2017-06-20 | 2019-09-24 | Powercell Sweden Ab | Electrical connector for fuel cell stack volatage monitoring |
JP6798433B2 (ja) * | 2017-06-26 | 2020-12-09 | トヨタ自動車株式会社 | 燃料電池モジュール及びその製造方法、コネクタ |
JP6809419B2 (ja) * | 2017-09-08 | 2021-01-06 | 三菱電機株式会社 | 電流電圧計測装置 |
JP6844497B2 (ja) * | 2017-10-19 | 2021-03-17 | トヨタ自動車株式会社 | セルモニタコネクタの取付方法、燃料電池モジュール |
JP6933084B2 (ja) * | 2017-10-23 | 2021-09-08 | トヨタ自動車株式会社 | 燃料電池セルと該燃料電池セルの電圧検知のためのセルコネクタとの組み合わせ体 |
JP6859934B2 (ja) * | 2017-11-28 | 2021-04-14 | トヨタ自動車株式会社 | 燃料電池セルおよび燃料電池 |
DE102018216265A1 (de) * | 2018-09-25 | 2020-03-26 | Audi Ag | Steckverbinder, Bipolarplatte und Kombination aus einem Steckverbinder und einem Brennstoffzellenstapel |
JP7070444B2 (ja) * | 2019-01-15 | 2022-05-18 | トヨタ自動車株式会社 | 燃料電池セルユニット |
CN113093028B (zh) * | 2019-12-23 | 2022-07-29 | 未势能源科技有限公司 | 用于燃料电池极片检测的连接装置、连接器、检测装置 |
DE102021115292B3 (de) | 2021-06-14 | 2022-09-22 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Kontaktvorrichtung, Verfahren zur Herstellung einer Kontaktvorrichtung, elektrochemische Zelle sowie elektrochemischer Zellenstapel |
WO2023138884A1 (fr) * | 2022-01-24 | 2023-07-27 | Symbio France | Pile à combustible |
FR3132175B1 (fr) * | 2022-01-24 | 2024-01-26 | Symbio France | Pile à combustible présentant une connexion simplifiée entre plaques bipolaires et modules de mesure |
WO2023139265A1 (fr) * | 2022-01-24 | 2023-07-27 | Symbio France | Empilement de pile à combustible, pile à combustible et véhicule associé |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004087163A (ja) * | 2002-08-23 | 2004-03-18 | Toyota Motor Corp | セル電圧モニターの燃料電池への取付け構造 |
JP2007200632A (ja) * | 2006-01-25 | 2007-08-09 | Toyota Motor Corp | 燃料電池及び燃料電池用コネクタ |
JP2010192384A (ja) * | 2009-02-20 | 2010-09-02 | Fujikura Ltd | コネクタ及びスタック状電極への接続構造 |
JP2013187050A (ja) * | 2012-03-08 | 2013-09-19 | Tyco Electronics Japan Kk | 電気コネクタおよび燃料電池 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040046526A1 (en) * | 2002-09-06 | 2004-03-11 | Richards William R. | Modular fuel cell |
US8026012B2 (en) * | 2004-08-12 | 2011-09-27 | Honda Motor Co., Ltd. | Connecting structure to cell of voltage detecting connector and fuel cell |
JP4967349B2 (ja) | 2006-01-25 | 2012-07-04 | トヨタ自動車株式会社 | 燃料電池の電圧検出用コネクタ及びそのコネクタに適した燃料電池 |
KR20090037644A (ko) * | 2007-10-12 | 2009-04-16 | 주식회사 효성 | 연료전지 스택의 셀 전압 측정장치 |
KR100999264B1 (ko) * | 2008-11-25 | 2010-12-07 | 현대자동차주식회사 | 차량용 연료전지 스택의 셀 전압 측정용 커넥터 |
JP2013118047A (ja) | 2011-12-01 | 2013-06-13 | Toyota Motor Corp | 燃料電池 |
KR101337937B1 (ko) * | 2012-05-04 | 2013-12-09 | 현대자동차주식회사 | 연료전지 스택의 셀 전압 측정용 커넥터 |
JP6020332B2 (ja) * | 2013-04-23 | 2016-11-02 | トヨタ自動車株式会社 | 燃料電池ユニット |
-
2013
- 2013-10-30 JP JP2013225504A patent/JP5928989B2/ja active Active
-
2014
- 2014-08-12 US US14/770,128 patent/US10024927B2/en active Active
- 2014-08-12 DE DE112014004981.6T patent/DE112014004981B4/de active Active
- 2014-08-12 CN CN201480016338.4A patent/CN105164840B/zh active Active
- 2014-08-12 WO PCT/JP2014/071298 patent/WO2015064177A1/ja active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004087163A (ja) * | 2002-08-23 | 2004-03-18 | Toyota Motor Corp | セル電圧モニターの燃料電池への取付け構造 |
JP2007200632A (ja) * | 2006-01-25 | 2007-08-09 | Toyota Motor Corp | 燃料電池及び燃料電池用コネクタ |
JP2010192384A (ja) * | 2009-02-20 | 2010-09-02 | Fujikura Ltd | コネクタ及びスタック状電極への接続構造 |
JP2013187050A (ja) * | 2012-03-08 | 2013-09-19 | Tyco Electronics Japan Kk | 電気コネクタおよび燃料電池 |
Also Published As
Publication number | Publication date |
---|---|
US10024927B2 (en) | 2018-07-17 |
CN105164840A (zh) | 2015-12-16 |
US20160231391A1 (en) | 2016-08-11 |
CN105164840B (zh) | 2018-01-12 |
DE112014004981T5 (de) | 2016-08-25 |
JP5928989B2 (ja) | 2016-06-01 |
JP2015088318A (ja) | 2015-05-07 |
DE112014004981B4 (de) | 2021-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5928989B2 (ja) | セルモニタコネクタ | |
US7459228B2 (en) | Separator for fuel cell including a terminal of a cell voltage monitor | |
JP4422458B2 (ja) | 燃料電池 | |
JP2016143545A (ja) | 燃料電池スタック | |
JP5839122B2 (ja) | 燃料電池スタック | |
JP4820068B2 (ja) | 燃料電池スタック | |
JP4764772B2 (ja) | 燃料電池 | |
JP6117745B2 (ja) | 燃料電池スタック | |
JP5409563B2 (ja) | 燃料電池スタック | |
US20170162883A1 (en) | Fuel cell module and fuel cell stack | |
US11456477B2 (en) | Fuel cell stack | |
JP2013211240A (ja) | 燃料電池スタック | |
JP5109570B2 (ja) | 燃料電池スタック | |
JP4886406B2 (ja) | 燃料電池システム | |
JP6027107B2 (ja) | 燃料電池セル | |
WO2014087785A1 (ja) | 燃料電池スタック | |
JP4417204B2 (ja) | 燃料電池スタック | |
US20170358805A1 (en) | Structure of fuel cell | |
JP4564273B2 (ja) | 燃料電池スタック | |
JP2006216406A (ja) | セルモジュール集合体及び燃料電池 | |
US20060046131A1 (en) | Fuel cell apparatus improvements | |
JP5444851B2 (ja) | 燃料電池用セパレータ | |
JP2007220331A (ja) | 燃料電池スタック | |
JP6748451B2 (ja) | 燃料電池スタック | |
CN111600054B (zh) | 燃料电池堆 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201480016338.4 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14857220 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14770128 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1120140049816 Country of ref document: DE Ref document number: 112014004981 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 14857220 Country of ref document: EP Kind code of ref document: A1 |