CN114460336A - Inspection assembly for fuel cell and fuel cell - Google Patents
Inspection assembly for fuel cell and fuel cell Download PDFInfo
- Publication number
- CN114460336A CN114460336A CN202210050431.3A CN202210050431A CN114460336A CN 114460336 A CN114460336 A CN 114460336A CN 202210050431 A CN202210050431 A CN 202210050431A CN 114460336 A CN114460336 A CN 114460336A
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- China
- Prior art keywords
- fuel cell
- section
- terminal
- plate
- slot
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- 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]
- G01R31/378—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
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- 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
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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
- H01M8/04298—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
- H01M8/04552—Voltage of the individual fuel cell
Abstract
The invention discloses a fuel cell inspection assembly and a fuel cell, the fuel cell inspection assembly comprises a connecting piece, a terminal and an insulating sleeve, the connecting piece is suitable for being arranged between an anode plate and a cathode plate of the fuel cell, the terminal comprises a first connecting part and a second connecting part, the first connecting part is connected with the connecting piece, one end, away from the connecting piece, of the first connecting part is provided with a slot, at least part of the second connecting part can be inserted into the slot, the second connecting part is suitable for being connected with a detection assembly so that the detection assembly can detect the voltage between the anode plate and the cathode plate, and the insulating sleeve is arranged on the outer peripheral side of the terminal. The routing inspection assembly for the fuel cell has the advantages of simple structure, convenience in disassembly and assembly, high safety performance and the like.
Description
Technical Field
The invention relates to the technical field of fuel cells, in particular to a routing inspection assembly for a fuel cell and the fuel cell.
Background
The hydrogen fuel cell is an energy conversion device which converts the electrochemical energy of the fuel cell into electric energy, the single cells of the bipolar plate and the membrane electrode assembly are key systems of the hydrogen fuel cell stack, and when the stack works, the single cells need to be monitored in real time to judge the working state of the single cells. The voltage inspection device is an important tool for measuring the voltage of a single battery, so that an inspection plug-in is required to be introduced to connect an inspection line and a bipolar plate, and the normal work of the voltage inspection device is ensured.
In the related art, the inspection terminal is troublesome to use, complex in structure and low in mounting and dismounting efficiency.
Disclosure of Invention
The present invention is based on the discovery and recognition by the inventors of the following facts and problems:
in the related art, the routing inspection connection mode comprises the following steps: in the welding mode, the inspection line is welded with the edge reserved structure of the bipolar plate, and the other end of the inspection line is connected with the edge reserved structure of the bipolar plate through a male plug and a female plug; the pre-structure is adopted, and the routing inspection line and the bipolar plate are directly processed into a whole when the bipolar plate is processed; the novel clamping terminal is designed to be connected with the edge part of the bipolar plate. The three forms have different problems, the first form is that the inspection line is welded on the edge of the bipolar plate, so that the welding is not firm and easy to loosen, the welding line is broken due to repeated installation, the welding process is complex, the welding process is a one-time welding error, the whole welding process needs to be repeated, and the efficiency is low; the second pre-structure can ensure the effective connection between the inspection line and the bipolar plate, but has special requirements on the processing of the bipolar plate, has poor flexibility, and cannot be replaced again when the inspection line is disconnected; and thirdly, the designed tightening terminal is in contact with the bipolar plate and then is connected with the inspection line, the method is convenient and fast, but the design of the terminal in the related technology is complex, the operation is not easy to perform when the tightening terminal is installed, and the problems of complex process, low installation and disassembly efficiency and the like exist.
In addition, CN209963154U is an inspection connection structure and voltage detection system for bipolar plates of fuel cells. When the inspection connection structure of the fuel cell bipolar plate is used for connecting the elastic inspection terminal and the bipolar plate, each bipolar plate is inserted into the corresponding slot, and the clamping portion is elastically deformed to clamp the clamping portion in the clamping slot, so that clamping between the bipolar plate and the elastic inspection terminal is realized. Although this socket structure of patrolling and examining has replaced the current line welding technique of patrolling and examining, but for block elastic terminal, need set up protruding cassette on every bipolar plate, increased bipolar plate local height, brought certain degree of difficulty for the pile pressure equipment, the process is comparatively complicated, and the pencil passes elastic terminal and bipolar plate contact simultaneously, and elastic metal terminal and elasticity are patrolled and examined and are not set up fixed restraint between the terminal, drop easily.
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the embodiment of the invention provides the routing inspection assembly for the fuel cell, which is flexible to use, convenient to install and low in cost.
The embodiment of the invention provides a fuel cell with simple structure and low cost
The routing inspection assembly for the fuel cell of the embodiment of the invention comprises: a connector adapted to be disposed between an anode plate and a cathode plate of a fuel cell; the terminal comprises a first connecting part and a second connecting part, the first connecting part is connected with the connecting part, one end of the first connecting part, which is far away from the connecting part, is provided with a slot, at least part of the second connecting part can be inserted into the slot, and the second connecting part is suitable for being connected with a detection assembly so that the detection assembly can detect the voltage between the anode plate and the cathode plate; and the insulating sleeve is sleeved on the outer peripheral side of the terminal.
The routing inspection assembly for the fuel cell is provided with the connecting piece and the terminal, so that the working efficiency of the detection assembly is improved, and the first connecting part and the second connecting part of the terminal can be repeatedly plugged and pulled out, so that the routing inspection assembly for the fuel cell is more convenient and flexible to mount and dismount, and is high in safety and reliability.
In some embodiments, the first connecting portion includes a base and a plurality of elastic plates, one end of the base is connected to the connecting member, the plurality of elastic plates are disposed at the other end of the base, and the plurality of elastic plates are disposed at intervals along a circumferential direction of the base, and define the slot, so that the second connecting portion is disposed in the slot in a penetrating manner.
In some embodiments, a stopping portion protruding inwards in an inner and outer direction is disposed at the other end of the elastic plate away from the base, the second connecting portion includes a first portion and a second portion connected to each other, a projection of the second portion is located in a projection plane of the first portion in a projection plane orthogonal to a length direction of the second connecting portion, the first portion is inserted into the slot, the second portion is located outside the slot, and the stopping portion abuts against one end of the first portion adjacent to the second portion.
In some embodiments, the terminal further includes a protruding portion disposed in the slot, the protruding portion extends from an end of the base away from the connecting member toward a direction adjacent to the second connecting portion, and an end of the protruding portion away from the base abuts against the second connecting portion.
In some embodiments, the second connecting portion is threaded into the slot of the first connecting portion by a threaded fit.
In some embodiments, the inspection assembly for a fuel cell further includes a third connection portion, one end of the third connection portion is connected to the second connection portion, and the other end of the third connection portion is adapted to be connected to the detection assembly through a dupont line.
In some embodiments, the third connecting portion includes connecting plate, first joint portion, second joint portion and third joint portion, first joint portion the second joint portion with third joint portion all with the connecting plate links to each other, just first joint portion the second joint portion with third joint portion follows the length direction of connecting plate sets up at interval in proper order, first joint portion with the periphery joint of second connecting portion, second joint portion be suitable for with the detection end joint of dupont's line, third joint portion be suitable for with the periphery joint of dupont's line.
In some embodiments, the terminals include a first terminal and a second terminal, which are connected to both ends of the connection member, respectively.
In some embodiments, the connecting member includes a first section, a second section and a third section, which are connected in sequence, the first section and the third section are arranged in parallel at intervals, two ends of the second section are respectively connected with the first section and the third section, one end of the first section, which is far away from the second section, is connected with the first terminal, and one end of the second section, which is far away from the second section, is connected with the second terminal.
The fuel cell of the embodiment of the invention includes: the anode plate and the cathode plate are stacked with each other in the height direction of the anode plate, a first groove is formed in one side, facing the cathode plate, of the anode plate, a second groove is formed in one side, facing the anode plate, of the cathode plate, and the first groove and the second groove define a mounting cavity; the inspection component for the fuel cell is any one of the inspection components for the fuel cell in the embodiments, and a connecting piece of the inspection component for the fuel cell is arranged in the mounting cavity.
Drawings
Fig. 1 is a schematic structural view of an inspection module for a fuel cell according to a first embodiment of the present invention.
Fig. 2 is a partially enlarged view of a in fig. 1.
Fig. 3 is a schematic structural view of a second connection portion of the inspection module for a fuel cell according to the first embodiment of the present invention.
Fig. 4 is a schematic structural view of an inspection module for a fuel cell according to a second embodiment of the present invention.
Fig. 5 is a partially enlarged view of B in fig. 4.
Fig. 6 is a schematic structural view of a connection member and a first connection portion of an inspection module for a fuel cell according to a second embodiment of the present invention.
Fig. 7 is a partial enlarged view of C in fig. 6.
Fig. 8 is a schematic structural view of a second connection portion of the inspection module for a fuel cell according to the second embodiment of the present invention.
Fig. 9 is a schematic structural view of a third connection portion of the inspection module for a fuel cell according to the embodiment of the present invention.
Reference numerals:
a fuel cell routing inspection assembly 100;
a connecting piece 1; a first section 11; a second section 12; a third section 13;
a terminal 2; a first connecting portion 21; a slot 211; internal threads 2112; an elastic plate 212; a stopper portion 2121; a base 213;
a second connecting portion 22; a first portion 221; external threads 2211; a second portion 222; grooves 2221;
a boss portion 23;
a first terminal 24; second terminal 25
A third connecting portion 3; a connecting plate 31; a first clip portion 32; a second engaging portion 33; the third engaging portion 34; an anode plate 4; a cathode plate 5.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
An inspection module for a fuel cell according to an embodiment of the present invention will be described below with reference to the drawings.
As shown in fig. 1 to 9, the inspection module for a fuel cell according to an embodiment of the present invention includes a connector 1, a terminal 2, and an insulating sheath (not shown in the drawings).
The connector 1 is adapted to be disposed between an anode plate 4 and a cathode plate 5 of a fuel cell. Specifically, as shown in fig. 1, a connecting member 1 is located between an anode plate 4 and a cathode plate 5 for connecting the anode plate and the cathode plate 5.
The terminal 2 comprises a first connecting portion 21 and a second connecting portion 22, the first connecting portion 21 is connected with the connecting member 1, one end of the first connecting portion 21, which faces away from the connecting member 1, is provided with a slot 211, at least part of the second connecting portion 22 can be inserted into the slot 211, and the second connecting portion 22 is suitable for being connected with a detection assembly (not shown in the figure) so that the detection assembly can detect the voltage between the anode plate 4 and the cathode plate 5. Specifically, as shown in fig. 1 and 4, the left end of the first connecting portion 21 is connected to the connecting member 1, the right end of the first connecting portion 21 is provided with a slot 211, and the left end of the second connecting member 1 can be inserted into the slot 211, so that the first connecting portion 21 and the second connecting portion 22 can be detachably connected, and the detecting assembly can detect the voltage between the anode plate 4 and the cathode plate 5 through the first connecting portion 21, the second connecting portion 22 and the connecting member 1, thereby ensuring the normal operation of the fuel cell.
The insulating tube is sleeved on the outer periphery of the terminal. Specifically, the insulating sleeve is a heat shrinkable tube, and when the first connection portion 21 and the second connection portion 22 are mated, the insulating sleeve is sleeved on the first connection portion 21 and the second connection portion 22, thereby preventing the first connection portion 21 and the second connection portion 22 from leaking electricity, and improving the safety performance of the terminal 2.
According to the routing inspection assembly 100 for the fuel cell, the connecting piece 1 and the terminal 2 are arranged, the terminal 2 and the connecting piece 1 are integrally formed, the mounting and dismounting between the terminal 2 and the connecting piece 1 are avoided, the working efficiency is improved, the first connecting portion 21 and the second connecting portion 22 of the terminal 2 can be repeatedly plugged and pulled, the mounting and dismounting of the routing inspection assembly 100 for the fuel cell are more convenient and flexible, and the safety and the reliability are high.
In some embodiments, the first connection portion 21 includes a base 213 and a plurality of elastic plates 212, one end of the base 213 is connected to the connection member 1, the plurality of elastic plates 212 are disposed at the other end of the base 213, and the plurality of elastic plates 212 are spaced apart along a circumference of the base 213, and the plurality of elastic plates 212 define the slot 211, so that the second connection portion 22 is inserted into the slot 211. Specifically, as shown in fig. 4 to 7, the left end of the base body 213 of the first connection portion 21 is connected to the connection member 1, the cross-sectional area of the base body 213 gradually increases from left to right, the number of the elastic plates 212 is 4 (4 as shown in fig. 6), the left end of the elastic plate 212 is disposed at the right end of the base body 213, the 4 elastic plates 212 are disposed at intervals along the circumferential direction of the base body 213, the inner circumferential surfaces of the 4 elastic plates 212 define the insertion groove 211, and the second connection portion 22 is disposed in the insertion groove 211 in a penetrating manner, so that the elastic plates 212 are sandwiched between the outer circumferential sides of the second connection portion 22, thereby facilitating the mounting and dismounting of the first connection portion 21 and the second connection portion 22 and improving the working efficiency.
In some embodiments, the other end of the elastic plate 212, which is away from the base 213, is provided with a stop portion 2121 protruding inward in the inward-outward direction, the second connecting portion 22 includes a first portion 221 and a second portion 222 connected to each other, in a projection plane orthogonal to the length direction of the second connecting portion 22, a projection of the second portion 222 is located in a projection plane of the first portion 221, the first portion 221 is inserted into the insertion groove 211, the second portion 222 is located outside the insertion groove 211, and the stop portion 2121 abuts against one end of the first portion 221, which is adjacent to the second portion 222.
Specifically, as shown in fig. 4 to 7, the right end of the elastic plate 212 is provided with a stopper 2121 extending inward in the inward-outward direction, the second connecting member 1 includes a first portion 221 and a second portion 222 connected to each other, and the cross-sectional area of the first portion 221 is larger than that of the second portion 222, when the first portion 221 is inserted into the slot 211, the stopper 2121 may abut against the right end of the first portion 221, so that the first portion 221 is more stably arranged in the slot 211, the first portion 221 is prevented from slipping out from among the elastic plates 212 during the use of the terminal 2, and the stability of the connection between the first connecting portion 21 and the second connecting portion 22 is improved.
Because the distance between the fastening surface of the base 213 (the left end surface of the base 213) and the fastening surface of the second connection part 22 (the right end surface of the second connection part 22) is relatively long, the elastic plate 212 can be expanded outward along the inside-outside direction when the first portion 221 is inserted into the slot 211, the distance between the fastening surface of the base 213 and the fastening surface of the second connection part 22 is longer, and the expansion range of the elastic plate 212 needs to be larger, in some embodiments, the terminal 2 further includes the protruding part 23, the protruding part 23 is disposed in the slot 211, the protruding part 23 extends from one end of the base 213 far away from the connector 1 toward the direction near the second connection part 22, and one end of the protruding part 23 far away from the base 213 is abutted against the second connection part 22. Specifically, as shown in fig. 6 and 7, the protruding portion 23 is disposed at the right end of the base 213, the protruding portion 23 extends from left to right, the protruding portion 23 is disposed in the insertion groove 211 and spaced from the plurality of elastic plates 212 in the inner and outer directions, when the first portion 221 of the second connecting portion 22 is inserted in the insertion groove 211, the left end of the first portion 221 abuts against the right end of the protruding portion 23, and the right end of the first portion 221 abuts against the stopping portion 2121, so that the opening range of the elastic plates 212 is reduced, the first portion 221 is prevented from shaking in the insertion groove 211 during use, and the stability of the first portion 221 is ensured.
In some embodiments, the second connection portion 22 is threaded into the slot 211 of the first connection portion 21 by a screw-fit. Specifically, as shown in fig. 1 to 3, the insertion groove 211 extends leftward in the left-right direction from the left end surface of the first connection portion 21, an inner circumferential surface of the insertion groove 211 is provided with an internal thread (not shown in the drawings), an outer circumferential surface of the first portion 221 of the second connection portion 22 is provided with an external thread 2211 that is engaged with the internal thread, and the first connection portion 21 and the second connection portion 22 can be assembled together by screw-engagement, so that the first connection portion 21 and the second connection portion 22 can be detachably mounted together.
In some embodiments, the inspection assembly 100 for a fuel cell further includes a third connection portion 3, one end of the third connection portion 3 is connected to the second connection portion 22, and the other end of the third connection portion 3 is adapted to be connected to the detection assembly by a dupont line (not shown). Specifically, as shown in fig. 2 and 5, one end of the third connection portion 3 is connected to the second portion 222 of the second connection portion 22, and the other end of the third connection portion 3 is connected to the sensing assembly by a dupont line, so that the terminal 2 is connected to the sensing assembly by the third connection member 1.
In some embodiments, the third connection portion 3 includes a connection plate 31, a first clamping portion 32, a second clamping portion 33, and a third clamping portion 34, the first clamping portion 32, the second clamping portion 33, and the third clamping portion 34 are all connected to the connection plate 31, and the first clamping portion 32, the second clamping portion 33, and the third clamping portion 34 are sequentially disposed at intervals along a length direction (a left-right direction shown in fig. 1) of the connection plate 31, the first clamping portion 32 is clamped to an outer periphery of the second connection portion 22, the second clamping portion 33 is adapted to be clamped to a detection end of the dupont line, and the third clamping portion 34 is adapted to be clamped to an outer periphery of the dupont line. Specifically, as shown in fig. 2, 5 and 9, the connecting plate 31 extends in the left-right direction, the first clamping portion 32, the second clamping portion 33 and the third clamping portion 34 are all disposed on the upper side surface of the connecting plate 31, and the first clamping portion 32, the second clamping portion 33 and the third clamping portion 34 are disposed at intervals in the left-right direction, the first clamping portion 32, the second clamping portion 33 and the third clamping portion 34 all include a first plate and a second plate, the first plate and the second plate are disposed at intervals in the left-right and front-rear direction, the outer periphery of the second portion 222 is provided with a groove 2221 extending inward in the inner-outer direction, the first plate of the first clamping portion 32 and the second plate of the first clamping portion 32 are disposed in the groove 2221, so that the first plate of the first clamping portion 32 and the second plate of the first clamping portion 32 are sandwiched in the groove 2221, and the second connecting portion 22 and the third connecting portion 3 are mounted, the first plate of the second clamping portion 33 and the second plate of the second clamping portion 33 can be bent toward the connecting plate 31, thereby make the first board of the detection end of dupont line but second joint portion 33 and the second board clamp dress of second joint portion 33 on third connecting portion 3, the first board of third joint portion 34 and the second board of third joint portion 34 can bend towards the direction of connecting plate 31, thereby make the first board of the second joint portion 33 of dupont line and the second board clamp dress of second joint portion 33 on third connecting portion 3, prevent that the dupont line from rocking when using, lead to the detection end of dupont line to break away from with third connecting portion 3, the stability that detection assembly detected has been increased.
In some embodiments, the terminals 2 include a first terminal 24 and a second terminal 25, and the first terminal 24 and the second terminal 25 are connected to both ends of the connector 1, respectively. Therefore, the first terminal 24 is the working terminal 2, the second terminal 25 is the standby terminal 2, and when the first terminal 24 fails, the second terminal 25 is started, so that the shutdown of the whole stack caused by the fault of the terminal 2 of the stack is prevented, and the working efficiency of the fuel cell is ensured.
In some embodiments, the connector 1 includes a first section 11, a second section 12 and a third section 13 connected in sequence, the first section 11 and the third section 13 are arranged in parallel at intervals, two ends of the second section 12 are respectively connected with the first section 11 and the third section 13, one end of the first section 11 far away from the second section 12 is connected with the first terminal 24, and one end of the second section 12 far away from the second section 12 is connected with the second terminal 25. Specifically, as shown in fig. 4 and 6, the connecting member 1 is a tubular structure, the first section 11 and the second section 12 extend in the left-right direction, the third section 13 extends in the front-rear direction, the left end of the first section 11 is connected to the front section of the third section 13, the left end of the first section 11 is in arc transition with the front end of the third section 13, the left end of the second section 12 is connected to the rear section of the third section 13, and the left end of the second section 12 is in arc transition with the rear end of the third section 13, so that the connecting member 1 is substantially U-shaped, the right end of the first section 11 is connected to the base 213 of the first connecting portion 21 of the first terminal 24, the right end of the second section 12 is connected to the base 213 of the second connecting portion 22 of the second terminal 25, so that the first terminal 24 and the second terminal 25 are integrated by the connecting member 1, and the arc transition can relieve stress concentration when the first connecting portion 21 and the second connecting portion 22 are inserted and extracted, so that the stress is more uniform.
The fuel cell of the embodiment of the invention comprises an anode plate 4, a cathode plate 5 and a routing inspection assembly 100 for the fuel cell.
The anode plate 4 and the cathode plate 5 are stacked on each other in a height direction (up-down direction shown in fig. 1) of the anode plate 4, a first groove (not shown) is provided on a side of the anode plate 4 facing the cathode plate 5, a second groove (not shown) is provided on a side of the cathode plate 5 facing the anode plate 4, and the first groove and the second groove define a mounting cavity (not shown). Specifically, the anode plate 4 is arranged above the cathode plate 5, the lower side surface of the anode plate 4 is provided with a first groove extending upwards along the up-down direction, the upper side surface of the cathode plate 5 is provided with a second groove extending downwards along the up-down direction, the first groove and the second groove are oppositely arranged in the up-down direction, and the installation cavity is limited by the first groove and the second groove.
The inspection module 100 for a fuel cell is any one of the inspection modules 100 for a fuel cell according to the above embodiments, and the connector 1 of the inspection module 100 for a fuel cell is provided in the mounting chamber. Thereby, the inspection module 100 for a fuel cell is provided in the fuel cell, and the voltage between the anode and cathode plates 4 is detected by the inspection module 100 for a fuel cell.
The fuel cell provided by the embodiment of the invention has the advantages of simple structure, low cost, stable detection and the like.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A fuel cell is with patrolling and examining subassembly which characterized in that includes:
a connector adapted to be disposed between an anode plate and a cathode plate of a fuel cell;
the terminal comprises a first connecting part and a second connecting part, the first connecting part is connected with the connecting part, one end of the first connecting part, which is far away from the connecting part, is provided with a slot, at least part of the second connecting part can be inserted into the slot, and the second connecting part is suitable for being connected with a detection assembly so that the detection assembly can detect the voltage between the anode plate and the cathode plate;
and the insulating sleeve is sleeved on the outer peripheral side of the terminal.
2. The inspection module for the fuel cell according to claim 1, wherein the first connecting portion includes a base and a plurality of elastic plates, one end of the base is connected to the connecting member, the plurality of elastic plates are disposed at the other end of the base, the plurality of elastic plates are disposed at intervals along a circumferential direction of the base, and the plurality of elastic plates define the slot so that the second connecting portion is disposed in the slot in a penetrating manner.
3. The inspection module for the fuel cell according to claim 2, wherein the other end of the elastic plate, which is away from the base, is provided with a stopper portion protruding inward in the inward-outward direction,
the second connecting portion comprises a first portion and a second portion which are connected with each other, in a projection plane which is orthogonal to the length direction of the second connecting portion, the projection of the second portion is located in the projection plane of the first portion, the first portion is arranged in the slot in a penetrating mode, the second portion is located outside the slot, and the stopping portion is abutted to one end, close to the second portion, of the first portion.
4. The inspection assembly according to claim 2, wherein the terminal further includes a protrusion, the protrusion is disposed in the slot, the protrusion extends from an end of the base away from the connector toward a direction adjacent to the second connection portion, and an end of the protrusion away from the base abuts against the second connection portion.
5. The inspection assembly for a fuel cell of claim 1, wherein the second connection portion is threaded into the slot of the first connection portion.
6. The inspection module for a fuel cell according to any one of claims 1 to 5, further comprising a third connection portion, one end of the third connection portion being connected to the second connection portion, and the other end of the third connection portion being adapted to be connected to the detection module by a DuPont wire.
7. The inspection assembly for the fuel cell according to claim 6, wherein the third connecting portion includes a connecting plate, a first clamping portion, a second clamping portion and a third clamping portion, the first clamping portion, the second clamping portion and the third clamping portion are all connected with the connecting plate, and the first clamping portion, the second clamping portion and the third clamping portion are sequentially arranged along the length direction of the connecting plate at intervals,
first joint portion with the periphery joint of second connecting portion, second joint portion be suitable for with the detection end joint of dupont line, third joint portion be suitable for with the periphery joint of dupont line.
8. The inspection module for a fuel cell according to claim 1, wherein the terminals include a first terminal and a second terminal, the first terminal and the second terminal being connected to both ends of the connector, respectively.
9. The inspection assembly for the fuel cell according to claim 8, wherein the connecting piece comprises a first section, a second section and a third section which are sequentially connected, the first section and the third section are arranged in parallel at intervals, two ends of the second section are respectively connected with the first section and the third section, one end of the first section, which is far away from the second section, is connected with the first terminal, and one end of the second section, which is far away from the second section, is connected with the second terminal.
10. A fuel cell, comprising:
the anode plate and the cathode plate are stacked with each other in the height direction of the anode plate, a first groove is formed in one side, facing the cathode plate, of the anode plate, a second groove is formed in one side, facing the anode plate, of the cathode plate, and the first groove and the second groove define a mounting cavity;
the inspection assembly for the fuel cell, which is the inspection assembly for the fuel cell according to any one of the claims 1 to 9, wherein the connecting piece of the inspection assembly for the fuel cell is arranged in the mounting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050431.3A CN114460336A (en) | 2022-01-17 | 2022-01-17 | Inspection assembly for fuel cell and fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050431.3A CN114460336A (en) | 2022-01-17 | 2022-01-17 | Inspection assembly for fuel cell and fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114460336A true CN114460336A (en) | 2022-05-10 |
Family
ID=81409370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210050431.3A Pending CN114460336A (en) | 2022-01-17 | 2022-01-17 | Inspection assembly for fuel cell and fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114460336A (en) |
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2022
- 2022-01-17 CN CN202210050431.3A patent/CN114460336A/en active Pending
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