CN218182516U - Connection terminal, fuel cell inspection connector and fuel cell - Google Patents

Abstract

The utility model relates to the technical field of fuel cells, and provides a connecting terminal, a fuel cell inspection connector and a fuel cell, wherein the connecting terminal comprises a connecting main body, a lead connecting part and a battery connecting part; the lead connecting part is connected with the connecting main body; the battery connecting part is connected with the connecting main body; the battery connecting part comprises a first clamping piece and a second clamping piece arranged in parallel with the first clamping piece; one end of the first clamping piece extends to a direction far away from the second clamping piece to form a first elastic piece; one end of the second clamping piece extends to the direction far away from the first clamping piece to form a second elastic piece corresponding to the first elastic piece. The utility model discloses can improve the area of contact with the battery, guarantee the reliability of being connected, can carry out the location support with the battery simultaneously, improve the steadiness of connecting.

Description

Connection terminal, fuel cell inspection connector and fuel cell

Technical Field

The utility model relates to a fuel cell technical field especially relates to a connecting terminal, fuel cell patrol and examine connector and fuel cell.

Background

The existing bipolar plate of the stack is connected with a Cell Voltage Monitoring (CVM) controller mainly by an electrical connector CVP (Cell Voltage package), and when the bipolar plate is connected, the bipolar plate is inserted into the electrical connector, and signals or electric energy are transmitted to a CVM controller through an electric wire to perform data and energy conversion.

In a conventional inspection connector for a fuel cell, a plurality of connection terminals are generally provided, and each of the connection terminals is correspondingly inserted into a single cell of the fuel cell to detect a state of the fuel cell. The existing commonly used hydrogen fuel pile pole plate is mainly made of graphite or a metal pole piece, the graphite electrode connection is mainly that a hole is formed in the graphite, a square or flat contact terminal which is connected with a wire is inserted into the hole of the graphite electrode, so that the graphite electrode can conduct electricity, namely, a group of wires with needles are directly inserted into jacks of bipolar plates for detection, the mode is time-consuming and labor-consuming, the contact is not firm, and the contact pins are easily loosened from the jacks to influence the detection result. The other mode is a two-metal sheet clamping type contact terminal, however, the thickness of a single cell in the current fuel cell is thinner, the contact area between the current connecting terminal and the single cell is smaller, the clamping force to the single cell is smaller, and due to the problems that the thermal expansion and the cold contraction deformation degree of each bipolar plate are different and the like when the stack assembly process difference and the bipolar plates are stacked and used in high and low temperature environments, the consistency of the bipolar plates of the stack is poor, the distance between the bipolar plates is different, even partial bipolar plate insertion sheets are deflected, so that the connection stability with the contact terminal of the structure of the bipolar plate insertion sheets is poor. The phenomenon of poor contact easily occurs when the product vibrates and impacts, the connection reliability of the routing inspection connector is poor, the voltage of a monocell is unstable, and a bipolar plate of the galvanic pile is easy to damage, so that the service life of the galvanic pile is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connecting terminal, fuel cell patrol and examine connector and fuel cell can improve the area of contact with the battery, guarantees the reliability of being connected, can carry out the location support with the battery simultaneously, has improved the steadiness of connecting.

In order to solve the technical problem, the utility model provides a connecting terminal, include:

a connecting body;

a wire connecting part connected with the connecting body;

a battery connecting part connected with the connecting body; the battery connecting part comprises a first clamping piece and a second clamping piece arranged in parallel with the first clamping piece;

one end of the first clamping piece extends to a direction far away from the second clamping piece to form a first elastic piece; one end of the second clamping piece extends towards the direction far away from the first clamping piece to form a second elastic piece corresponding to the first elastic piece.

According to the utility model discloses a connecting terminal has following beneficial effect at least:

the single batteries of the battery stack are clamped by the first clamping piece and the second clamping piece, the contact areas of the first clamping piece and the second clamping piece with the single batteries are large, even if the single batteries deflect due to various reasons, the contact areas are not affected, voltage instability due to poor contact is avoided, and the overall connection reliability is improved; set up first flexure strip and second flexure strip simultaneously, first flexure strip and second flexure strip outwards bend respectively and expand and be the loudspeaker form, make things convenient for the monocell to insert and establish between first holding piece and the second holding piece, make things convenient for connecting terminal and monocell to be connected promptly.

Preferably, the battery connecting part further includes:

one end of the first force arm is connected with the connecting main body, the other end of the first force arm is connected with the first clamping piece, and the first force arm is bent towards the direction close to the second clamping piece;

one end of the second force arm is connected with the connecting main body, the other end of the second force arm is connected with the second clamping piece, and the second force arm is bent towards the direction close to the first clamping piece.

Preferably, the wire connecting part extends from both sides thereof with a crimping part for crimping an external wire.

In order to solve the problems, the utility model also provides a fuel cell polling connector which is used for connecting the fuel cell with the first groove; the method comprises the following steps:

a plurality of connection terminals as described in any of the above;

the mounting seat is provided with a connecting channel, and the connecting terminals are arranged in parallel and are inserted into the connecting channel at intervals; the connecting channel has a first end that docks the fuel cell; the side wall of the first end is provided with slideways which correspond to the connecting terminals one by one; the side wall of each slide way is provided with a limit groove corresponding to the first groove;

the limiting assembly is hinged to the mounting seat and abutted to the limiting groove and the first groove and used for limiting relative sliding of the mounting seat and the fuel cell.

According to the utility model discloses a fuel cell patrols and examines connector has following beneficial effect at least:

arranging a connecting channel, installing a connecting terminal in the connecting channel, and driving the connecting terminal to clamp the fuel cell by moving the installation seat, so that the connector is conveniently connected with the fuel cell; set up spacing subassembly and spacing groove simultaneously, spacing subassembly can be when first recess aligns with the spacing groove, with first recess and spacing groove butt for restriction mount pad and fuel cell relative slip, and make the monocell need not bear the weight of connector and wire alone, improve the steadiness of integral connection.

Preferably, the mounting seat is provided with a support; the spacing subassembly includes:

the limiting plate is hinged with the support through a bolt; one end of the limiting plate extends to the limiting groove to form a limiting clamping block, and the other end of the limiting plate extends to form a buckle;

the torsional spring, the torsional spring cover is located the bolt, the one end butt of torsional spring in the limiting plate, the other end butt of torsional spring in the mount pad.

Preferably, the connecting channel has a second end, and a clamping hole is formed in a side wall of the second end; the fuel cell inspection connector further comprises a stopping block, the side wall of the stopping block is provided with a first buckle matched with the clamping hole, the stopping block is inserted into the second end, and the first buckle is clamped in the clamping hole.

Preferably, the retaining block is provided with insertion holes corresponding to the connecting terminals one by one, and the wire connecting part is inserted in the insertion holes; the backstop block is abutted against the connecting main body.

Preferably, the mounting seat is provided with a slot, and the fuel cell inspection connector further comprises a first clamping seat, and the first clamping seat is slidably inserted into the slot.

Preferably, the first clamping seat is provided with a sliding hole, the fuel cell inspection connector further comprises a second clamping seat, and the second clamping seat is inserted into the sliding hole; the second clamping seat is provided with a second buckle, and the side wall of the sliding hole is provided with a clamping groove matched with the second buckle.

In order to solve the above problem, the present invention also provides a fuel cell, including:

the galvanic pile is provided with a butt joint position and a first groove;

a plurality of fuel cell inspection connectors according to any one of the above, the plurality of fuel cell inspection connectors being arranged in parallel at the docking station; each fuel cell inspection connector is connected with the electric pile;

the connecting terminal is connected with the galvanic pile, and the limiting component is abutted to the limiting groove and the first groove and used for limiting the relative sliding of the mounting seat and the fuel cell.

According to the utility model discloses a fuel cell patrols and examines connector has following beneficial effect at least:

the first groove is arranged, so that the first groove can be abutted with the limiting groove when the first groove is aligned with the limiting groove, the relative sliding between the mounting seat and the fuel cell is limited, the monocells do not need to bear the weight of the connector and the lead independently, and the stability of the integral connection is improved; and set up the butt joint position, can make things convenient for the connector directly to be connected with the battery pile in the butt joint position, improve the steadiness of connecting, and avoid the connector protrusion, guarantee that connector and battery pile are compacter.

Preferably, the mounting seat is provided with a slot, and the fuel cell inspection connector further comprises a first clamping seat; the galvanic pile is provided with a second groove matched with the first clamping seat, one end of the first clamping seat is inserted into the slot, and the other end of the first clamping seat is inserted into the second groove.

Preferably, the first clamping seat is provided with a sliding hole, and the fuel cell inspection connector further comprises a second clamping seat; the second clamping seat is provided with a second buckle, and the side wall of the sliding hole is provided with a clamping groove matched with the second buckle; the battery stack is provided with a third groove matched with the second clamping seat, one end of the second clamping seat penetrates through the sliding hole and then is inserted into the third groove, and the second buckle is clamped in the clamping groove.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a connection terminal according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a connection terminal clamping a single cell according to an embodiment of the present invention;

fig. 3 is another schematic structural diagram of a connection terminal clamping a single cell according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fuel cell inspection connector provided by an embodiment of the present invention;

fig. 5 is an exploded view of a fuel cell inspection connector according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a fuel cell provided by an embodiment of the present invention;

FIG. 7 is an enlarged view of the connection of the stack fuel cell routing inspection connector;

fig. 8 is a partially enlarged view of the cell stack.

Reference numerals are as follows:

100. a connection terminal; 200. a fuel cell routing inspection connector; 300. a fuel cell;

1. a connecting body; 2. a wire connecting portion; 3. a battery connecting portion; 31. a first clamping piece; 31a, a first elastic sheet; 32. a second clamping piece; 32a, a second elastic sheet; 33. a first force arm; 34. a second moment arm; 4. a crimping part;

5. a mounting seat; 51. a connecting channel; 51a, a slideway; 51b, a limiting groove; 51c, a clamping hole; 52. a slot; 6. a limiting component; 61. a limiting plate; 61a, a limiting clamping block; 61b, a handle; 62. a torsion spring; 63. a bolt; 7. a backstop block; 71. a first buckle; 8. a first card holder; 81. a slide hole; 9. a second card holder; 91. a second buckle;

10. a galvanic pile; 101. a first groove; 102. a second groove; 103. a third groove; 104. butting positions; 105. and a single cell.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The fuel cell inspection connector 200 of the present invention is described with reference to fig. 1 to 8, and the fuel cell inspection connector 200 is suitable for a fuel cell having a first groove 101, a second groove 102, and a third groove 103. The connection terminal 100, the fuel cell inspection connector 200, and the fuel cell will be described below with specific examples.

Referring to fig. 1, a preferred embodiment of the present invention provides a connection terminal 100 including a connection body 1, a wire connection part 2, and a battery connection part 3; the lead connecting part 2 is connected with the connecting body 1; the battery connecting part 3 is connected with the connecting body 1; the battery connecting portion 3 includes a first holding piece 31 and a second holding piece 32 provided in parallel with the first holding piece 31; wherein, one end of the first clamping piece 31 extends to a direction far away from the second clamping piece 32 to form a first elastic piece 31a; one end of the second holding piece 32 extends in a direction away from the first holding piece 31 with a second elastic piece 32a corresponding to the first elastic piece 31 a.

Referring to fig. 2, when the clamped cell 105 is in a vertical state, the cell 105 of the cell stack is clamped by the first clamping sheet 31 and the second clamping sheet 32, the contact area between the first clamping sheet 31 and the cell 105 and the contact area between the second clamping sheet 32 and the cell 105 are large, the clamping is stable, and the connection is stable and reliable.

As shown in fig. 3, when the clamped cell 105 is inclined, one side wall of the cell 105 abuts against one of the clamping pieces and one of the elastic pieces, so that even if the cell 105 is inclined due to various reasons, the contact area is not affected, voltage instability due to poor contact is avoided, and the overall connection reliability is improved; meanwhile, the first elastic sheet 31a and the second elastic sheet 32a are arranged, and the first elastic sheet 31a and the second elastic sheet 32a are respectively bent and expanded outwards to form a horn shape, so that the single cell 105 is conveniently inserted between the first clamping sheet 31 and the second clamping sheet 32, namely, the connection terminal 100 is conveniently connected with the single cell 105.

In some preferred embodiments of the present invention, the battery connecting part 3 further includes a first force arm 33 and a second force arm 34, one end of the first force arm 33 is connected to the connecting body 1, the other end of the first force arm 33 is connected to the first clamping piece 31, and the first force arm 33 is bent toward the second clamping piece 32; one end of the second arm 34 is connected to the connecting body 1, the other end of the second arm 34 is connected to the second clamping piece 32, and the second arm 34 is bent in a direction to approach the first clamping piece 31. Thus, the first force arm 33 and the second force arm 34 can respectively provide a supporting force for the first clamping piece 31 and the second clamping piece 32 to draw together inwards, so as to improve the clamping force of the first clamping piece 31 and the second clamping piece 32; meanwhile, when the single cell 105 inclines, the clamping force is prevented from being influenced by overlarge gap between the first clamping piece 31 and the second clamping piece 32 due to the extrusion of the single cell 105.

In some preferred embodiments of the present invention, the wire connecting portion 2 extends with the crimping portion 4 at both sides thereof, and the crimping portion 4 is used for compressing the external wire. Specifically, the crimping part 4 can compress the wire when the wire is placed on the wire connecting part 2, so as to ensure the stability and reliability of the connection.

Referring to fig. 4 and 5, a fuel cell inspection connector 200 for connecting a fuel cell 300 having a first groove 101 is also provided according to a preferred embodiment of the present invention; comprising a plurality of connection terminals 100 as described in any one of the above, a mounting socket 5 and a spacing assembly 6; the mounting base 5 is provided with a connecting channel 51, and a plurality of connecting terminals 100 are arranged in parallel and inserted into the connecting channel 51 at intervals; the connecting passage 51 has a first end that abuts the fuel cell; the side wall of the first end is provided with slideways 51a which correspond to the connecting terminals 100 one by one; the side wall of each slide way 51a is provided with a limit groove 51b corresponding to the first groove 101; the limiting component 6 is hinged to the mounting seat 5, and the limiting component 6 abuts against the limiting groove 51b and the first groove 101, so as to limit the relative sliding between the mounting seat 5 and the fuel cell.

The connecting terminal 100 is arranged in the connecting channel 51, and the connecting terminal 100 is driven to clamp the fuel cell by moving the mounting seat 5, so that the connector is conveniently connected with the fuel cell; set up spacing subassembly 6 and spacing groove 51b simultaneously, spacing subassembly 6 can be when first recess 101 aligns with spacing groove 51b, with first recess 101 and spacing groove 51b butt for restriction mount pad 5 and fuel cell relative slip, and make monocell 105 need not bear the weight of connector and wire alone, improve the steadiness of whole connection.

In some preferred embodiments of the present invention, the mounting base 5 is provided with a support; the limiting assembly 6 comprises a limiting plate 61 and a torsion spring 62, and the limiting plate 61 is hinged with the support through a bolt 63; one end of the limit plate 61 extends to the limit groove 51b to form a limit block 61a, and the other end of the limit plate 61 extends to form a buckle 61b; the torsion spring 62 is sleeved on the bolt 63, one end of the torsion spring 62 abuts against the limiting plate 61, and the other end of the torsion spring 62 abuts against the mounting seat 5. Therefore, when the connector needs to be connected with the fuel cell, the handle 61b is pressed to lift the limiting clamping block 61a, the connecting terminal 100 is connected with the single cell 105 in an aligned mode, the first groove 101 is aligned with the limiting groove 51b, then the handle 61b is loosened to put down the limiting clamping block 61a, and due to the relation of the torsion spring 62, the limiting clamping block 61a presses the first groove 101 and the limiting groove 51b to limit.

In some preferred embodiments of the present invention, the connecting channel 51 has a second end, and a side wall of the second end is provided with a fastening hole 51c; the fuel cell inspection connector 200 further comprises a retaining block 7, a first buckle 71 matched with the clamping hole 51c is arranged on the side wall of the retaining block 7, the retaining block 7 is inserted into the second end, and the first buckle 71 is clamped in the clamping hole 51c. In this way, the retaining block 7 blocks the connection terminal 100, so that the connection terminal 100 is prevented from being withdrawn when connected to the cell 105, and the connection stability is ensured.

In some preferred embodiments of the present invention, the retaining block 7 is provided with insertion holes corresponding to the connection terminals 100 one by one, and the wire connection portion 2 is inserted into the insertion holes; the retaining piece 7 abuts against the connecting body 1. Thus, the wire connecting portion 2 can be inserted into the insertion hole while blocking the connection terminal 100, ensuring that the wire connecting portion 2 is connected with an external wire.

In some preferred embodiments of the present invention, the mounting base 5 is provided with a slot 52, and the fuel cell inspection connector 200 further includes a first clamping base 8, wherein the first clamping base 8 is slidably inserted into the slot 52. Thus, the first card holder 8 can slide in the slot 52, and can extend out of the groove or hole abutting against the outside for limiting when necessary.

In some preferred embodiments of the present invention, the first clamping seat 8 is provided with a sliding hole 81, the fuel cell inspection connector 200 further includes a second clamping seat 9, and the second clamping seat 9 is inserted into the sliding hole 81; the second clamping seat 9 is provided with a second buckle 91, and the side wall of the sliding hole 81 is provided with a clamping groove matched with the second buckle 91. Thus, when the first card holder 8 slides out of the slot 52 and abuts against the external groove, the second card holder 9 can be inserted into the sliding hole 81 to clamp the first card holder 8, so as to avoid sliding, and further positioning and supporting the mounting base 5 is realized.

Referring to fig. 6, 7 and 8, for ease of viewing, fig. 6 retains only one fuel cell routing inspection connector 200; the preferred embodiment of the present invention further provides a fuel cell 300, comprising a stack 10 and a plurality of fuel cell inspection connectors 200 as described above, wherein the stack 10 is provided with a docking station 104 and a first groove 101; a plurality of fuel cell routing inspection connectors 200 are arranged side-by-side at docking station 104; each fuel cell inspection connector 200 is connected with the stack 10; the connection terminal 100 is connected to the stack 10, and the limiting component 6 abuts against the limiting groove 51b and the first groove 101, so as to limit the relative sliding between the mounting base 5 and the fuel cell.

The first groove 101 and the limiting groove 51b can be abutted when the first groove 101 is aligned with the limiting groove 51b, so that the relative sliding between the mounting seat 5 and the fuel cell is limited, and the single cell 105 does not bear the weight of a connector and a lead independently, so that the stability of the integral connection is improved; and set up butt joint position 104, can make things convenient for the connector directly to be connected with the battery stack in butt joint position 104, improve the steadiness of connecting, and avoid the connector protrusion, guarantee that connector and battery stack are compacter.

Note that the fuel cell further includes two end plates that sandwich the stack 10, and the stack 10 includes a plurality of stacked unit cells 105.

In some preferred embodiments of the present invention, the mounting seat 5 is provided with a slot 52, and the fuel cell inspection connector 200 further includes a first clamping seat 8; the stack 10 is provided with a second groove 102 matching with the first card holder 8, one end of the first card holder 8 is inserted into the slot 52, and the other end of the first card holder 8 is inserted into the second groove 102. Specifically, the first clamping seat 8 can slide in the slot 52, and can extend to abut against the second groove 102 when necessary, so as to further position and support, and improve the stability of connection.

In some preferred embodiments of the present invention, the first clamping seat 8 is provided with a sliding hole 81, and the fuel cell inspection connector 200 further comprises a second clamping seat 9; the second clamping seat 9 is provided with a second buckle 91, and the side wall of the sliding hole 81 is provided with a clamping groove matched with the second buckle 91; the cell stack is provided with a third groove 103 matched with the second clamping seat 9, one end of the second clamping seat 9 penetrates through the sliding hole 81 and then is inserted into the third groove 103, and the second buckle 91 is clamped in the clamping groove. Thus, when the first card holder 8 slides out of the slot 52 and abuts against the second groove 102, the second card holder 9 can pass through the sliding hole 81 and be inserted into the third groove 103, so as to clamp the first card holder 8 and prevent the first card holder from sliding, thereby further positioning and supporting the mounting base 5.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (10)

1. A connection terminal, comprising:

a connecting body (1);

a wire connection part (2), the wire connection part (2) being connected to the connection body (1);

a battery connection part (3), the battery connection part (3) being connected to the connection body (1); the battery connecting part (3) comprises a first clamping piece (31) and a second clamping piece (32) arranged in parallel with the first clamping piece (31);

wherein, one end of the first clamping piece (31) extends to a direction far away from the second clamping piece (32) to form a first elastic piece (31 a); one end of the second clamping piece (32) extends to a direction far away from the first clamping piece (31) to form a second elastic piece (32 a) corresponding to the first elastic piece (31 a).

2. A connection terminal according to claim 1, characterized in that: the battery connecting portion (3) further includes:

a first force arm (33), wherein one end of the first force arm (33) is connected with the connecting body (1), the other end of the first force arm (33) is connected with the first clamping piece (31), and the first force arm (33) is bent towards the direction close to the second clamping piece (32);

the connecting body (1) is connected to one end of the second force arm (34), the second clamping piece (32) is connected to the other end of the second force arm (34), and the second force arm (34) bends towards the direction close to the first clamping piece (31).

3. A connection terminal according to claim 1, characterized in that: and compression parts (4) extend from two sides of the wire connecting part (2), and the compression parts (4) are used for compressing an external wire.

4. A fuel cell routing inspection connector for connecting a fuel cell having a first recess (101); it is characterized by comprising:

a plurality of connection terminals according to any one of claims 1 to 3;

the mounting seat (5) is provided with a connecting channel (51), and a plurality of connecting terminals are arranged in parallel and are inserted into the connecting channel (51) at intervals; the connecting channel (51) has a first end abutting the fuel cell; the side wall of the first end is provided with slideways (51 a) which correspond to the connecting terminals one by one; a limiting groove (51 b) corresponding to the first groove (101) is formed in the side wall of each slide way (51 a);

the limiting component (6), the limiting component (6) with the mounting seat (5) is articulated, and the limiting component (6) abuts against the limiting groove (51 b) and the first groove (101) and is used for limiting the relative sliding of the mounting seat (5) and the fuel cell.

5. The fuel cell routing inspection connector according to claim 4, wherein: the mounting seat (5) is provided with a support; the spacing subassembly (6) includes:

the limiting plate (61), the limiting plate (61) is hinged with the support through a bolt (63); one end of the limiting plate (61) extends towards the limiting groove (51 b) to form a limiting clamping block (61 a), and the other end of the limiting plate (61) extends to form a buckle (61 b);

the torsion spring (62), the torsion spring (62) cover is located bolt (63), the one end butt of torsion spring (62) in limiting plate (61), the other end butt of torsion spring (62) in mount pad (5).

6. The fuel cell routing inspection connector according to claim 4, wherein: the connecting channel (51) is provided with a second end, and the side wall of the second end is provided with a clamping hole (51 c); the fuel cell inspection connector further comprises a stopping block (7), the side wall of the stopping block (7) is provided with a first buckle (71) matched with the clamping hole (51 c), the stopping block (7) is inserted into the second end, and the first buckle (71) is clamped in the clamping hole (51 c).

7. The fuel cell routing inspection connector according to claim 6, wherein: the backstop block (7) is provided with inserting holes which correspond to the connecting terminals one by one, and the wire connecting part (2) is inserted in the inserting holes; the retaining block (7) abuts against the connecting body (1).

8. A fuel cell, comprising:

the electric pile (10) is provided with a butt joint position (104) and a first groove (101);

a plurality of the fuel cell inspection connectors according to any one of claims 4-7, the plurality of fuel cell inspection connectors being juxtaposed to the docking station (104); each fuel cell inspection connector is connected with the electric pile (10);

the connecting terminal is connected with the galvanic pile (10), and the limiting component (6) abuts against the limiting groove (51 b) and the first groove (101) and is used for limiting the relative sliding of the mounting seat (5) and the fuel cell.

9. The fuel cell according to claim 8, characterized in that: the mounting seat (5) is provided with a slot (52), and the fuel cell inspection connector further comprises a first clamping seat (8); the galvanic pile (10) is provided with a second groove (102) matched with the first clamping seat (8), one end of the first clamping seat (8) is inserted into the slot (52), and the other end of the first clamping seat (8) is inserted into the second groove (102).

10. The fuel cell according to claim 9, characterized in that: the first clamping seat (8) is provided with a sliding hole (81), and the fuel cell inspection connector further comprises a second clamping seat (9); the second clamping seat (9) is provided with a second buckle (91), and the side wall of the sliding hole (81) is provided with a clamping groove matched with the second buckle (91); the battery stack is provided with a third groove (103) matched with the second clamping seat (9), one end of the second clamping seat (9) penetrates through the sliding hole (81) and then is inserted into the third groove (103), and the second buckle (91) is clamped in the clamping groove.

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