CN112103539A - Connection structure of electric pile and fuel cell CVM module and electric pile assembly - Google Patents
Connection structure of electric pile and fuel cell CVM module and electric pile assembly Download PDFInfo
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- CN112103539A CN112103539A CN202011090875.7A CN202011090875A CN112103539A CN 112103539 A CN112103539 A CN 112103539A CN 202011090875 A CN202011090875 A CN 202011090875A CN 112103539 A CN112103539 A CN 112103539A
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- clamping
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- wire harness
- harness
- fuel cell
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
-
- 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
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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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
-
- 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
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a connection structure of a galvanic pile and a fuel cell CVM module and a galvanic pile assembly; the connecting structure of the electric pile and the fuel cell CVM module comprises a wire harness support fixed on the electric pile, the electric pile comprises a plurality of single cells, each single cell is provided with a cell clamping structure and a conductive slot, and the wire harness support is provided with a support clamping structure used for being clamped with the cell clamping structure; the wiring harness plug-in units are used for fixing wiring harnesses of the fuel cell CVM module one by one and realizing the electric connection of the wiring harnesses and the monocells, and the wiring harness plug-in units are arranged on the wiring harness support and provided with conductive parts inserted in the conductive slots. When the CVM module of the fuel cell is detected, the wiring harnesses are fixed on the wiring harness support one by utilizing the wiring harness plug-in of the connection structure, and the wiring harness support is clamped and fixed with the electric pile, so that the effective and stable connection of the wiring harnesses and the single battery is realized, the voltage detection reliability of the single battery is improved, and the electric pile can be prevented from being damaged due to the short circuit of the electric pile.
Description
Technical Field
The invention relates to the technical field of galvanic pile detection, in particular to a connection structure of a galvanic pile and a fuel cell CVM module, and further relates to a galvanic pile assembly.
Background
The fuel cell stack consists of dozens of single cells or hundreds of single cells, and the normal output voltage can be ensured only by ensuring the normal operation condition of each single cell in the operation process of the stack; however, when each single cell is operated, whether the voltage is normal or not needs to be detected through a fuel cell CVM (cell voltage Monitor) module, a wire harness required for detection needs to be connected to each single cell or each plurality of single cells during detection, the wire harness is generally temporarily fixed by using a ribbon or an adhesive tape, the number of the wire harnesses is large, and the wire harness is easy to loosen or fall off, so that the single cells cannot be detected, or a short circuit of the cell stack is caused, and the cell stack is damaged.
In addition, due to the unreliability of the fixation of the wiring harness, the fuel cell CVM module only detects the voltage of a single cell of the fuel cell in the electric pile in a test stage before delivery, cannot detect the voltage of the single cell of the electric pile at any time after loading, and further cannot ensure the normal use condition of the electric pile.
Disclosure of Invention
In view of the above, the present invention is directed to a connection structure between a stack and a fuel cell CVM module, so as to improve the detection reliability of the voltage of a single cell and avoid damage to the stack.
Another object of the present invention is to disclose a stack assembly having the above-mentioned connection structure of the stack and the fuel cell CVM module.
In order to achieve the purpose, the invention discloses the following technical scheme:
a connection structure of a stack and a fuel cell CVM module, comprising:
the wire harness support is used for being fixed on a galvanic pile, the galvanic pile comprises a plurality of monocells, each monocell is provided with a battery clamping structure and a conductive slot, and the wire harness support is provided with a support clamping structure used for being clamped with the battery clamping structure;
and the plurality of harness plug-ins are used for fixing the harnesses of the fuel cell CVM module one by one and realizing the electrical connection of the harnesses and the monocells, and the harness plug-ins are arranged on the harness bracket and are provided with conductive parts inserted in the conductive slots.
Preferably, in the above connection structure, the number of the harness support is at least one, and the support clamping structure of one harness support can be clamped with the battery clamping structures of the plurality of single cells.
Preferably, in the above connection structure, the bracket clamping structure includes a clamping protrusion, and the battery clamping structure includes a clamping groove disposed on the single cell.
Preferably, in the above connection structure, two clamping protrusions are provided, and can be respectively fixed on two intersecting surfaces of the stack.
Preferably, in the above connection structure, the clamping protrusion is a hook-shaped protrusion, and the clamping groove is a rectangular groove.
Preferably, among the above-mentioned connection structure, the wire harness support can realize through warping the support joint structure breaks away from battery joint structure, the wire harness support is kept away from be provided with the dismouting handle that promotes the deformation on the face of battery joint structure.
Preferably, in the connection structure, the wire harness support is provided with an insert insertion through hole;
the harness insert includes:
the wire harness clamping part is inserted in the plug-in insertion through hole and is provided with a wire harness through hole for the wire harness to pass through;
and the metal conducting strip is fixedly connected with the wiring harness clamping part and is used for being welded with the wiring harness and being in interference fit with the conducting slot.
Preferably, in the connection structure, the metal conductive sheet is a corrugated conductive sheet having three bent portions.
Preferably, in the above connection structure, the conductive slot is a rectangular slot, and the plug-in insertion through hole is a rectangular hole.
According to the technical scheme, the connection structure of the electric pile and the fuel cell CVM module is used for connecting the electric pile and the fuel cell CVM module, the electric pile comprises a plurality of single cells, and each single cell is provided with a cell clamping structure and a conductive slot.
The connecting structure comprises a wire harness support fixed on the electric pile, and the wire harness support is provided with a support clamping structure used for being clamped with the battery clamping structure; the wiring harness plug-in units are used for fixing wiring harnesses of the fuel cell CVM module one by one and realizing the electric connection of the wiring harnesses and the monocells, and the wiring harness plug-in units are arranged on the wiring harness support and provided with conductive parts inserted in the conductive slots.
When the device is applied, the wiring harnesses of the fuel cell CVM modules are fixed one by using the wiring harness plug-ins; the support clamping structure of the wire harness support is clamped with the battery clamping structure of the electric pile, the conductive part of the wire harness plug-in is guaranteed to be inserted into the corresponding conductive slot while clamping is carried out, the wire harness support is effectively fixed on the electric pile, and the wire harness is electrically connected with the single battery.
When the CVM module of the fuel cell is detected, the wiring harnesses are fixed on the wiring harness support one by utilizing the wiring harness plug-in of the connection structure, and the wiring harness support is clamped and fixed with the electric pile, so that the effective and stable connection of the wiring harnesses and the single battery is realized, the voltage detection reliability of the single battery is improved, and the electric pile can be prevented from being damaged due to the short circuit of the electric pile.
In addition, due to the fact that the connection structure can reliably fix the wiring harness, the fuel cell CVM module can detect the voltage of each single cell of the electric pile (before delivery and after loading), normal operation of the electric pile is better guaranteed, and damage and attenuation of the electric pile are avoided.
The invention also discloses a galvanic pile assembly, which comprises a galvanic pile and a connecting structure which is arranged on the galvanic pile and is used for connecting with the wiring harness of the fuel cell CVM module, wherein the connecting structure is the connecting structure of any one of the galvanic pile and the fuel cell CVM module.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a connection structure between a fuel cell CVM module and a stack according to an embodiment of the present invention;
fig. 2 is a sectional view of a connection structure of a fuel cell CVM module and a stack according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a harness support according to an embodiment of the present invention;
FIG. 4 is a schematic perspective view of a harness support according to an embodiment of the present invention in another orientation;
FIG. 5 is a schematic perspective view of a cell stack according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a harness insert according to an embodiment of the present invention;
fig. 7 is a schematic view of a structure of fitting a conductive portion of a harness insert and a conductive slot of a single cell according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention discloses a connection structure of a galvanic pile and a fuel cell CVM module, which can improve the detection reliability of single-chip cell voltage and simultaneously avoid damaging the galvanic pile.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 invention.
Referring to fig. 1 to 7, a connection structure of a cell stack and a fuel cell CVM module according to an embodiment of the present invention is used for connecting the cell stack and the fuel cell CVM module, where the cell stack includes a plurality of single cells 1, and each single cell 1 is provided with a cell clamping structure 11 and a conductive slot 12.
The connecting structure comprises a wire harness support 2 fixed on the electric pile, and the wire harness support 2 is provided with a support clamping structure 23 used for being clamped with the battery clamping structure 11; and a plurality of harness inserts 4 for fixing the harnesses 3 of the fuel cell CVM modules one by one and electrically connecting the harnesses 3 to the unit cells 1, the harness inserts 4 being provided on the harness holder 2 and provided with conductive portions to be inserted into the conductive insertion grooves 12.
It should be noted that, since the fuel cell CVM module needs to detect the voltage of each single cell 1 on the stack, and the number of the wire harnesses 3 is equal to that of the single cells 1, the wire harness inserts 4 for fixing the wire harnesses 3 and the conductive slots 12 and the single cells 1 which are matched with the conductive portions of the wire harness inserts 4 are the same.
The wire harness bracket 2 is made of a non-metal insulating material and has no any conductive phenomenon; the electrical connection of the wire harness 3 to the single cell 1 is achieved by the wire harness insert 4.
As shown in fig. 5, the present invention processes a conductive slot 12 on a cell 1 of a stack as an access port for a detection harness 3, and a conductive part in a harness insert 4 is inserted into the conductive slot 12 to connect the CVM harness 3 with the cell 1. And a battery clamping structure 11 is processed on the single battery 1 and is used for clamping and matching with the wire harness bracket 2.
As shown in fig. 1-2, when in use, the wiring harnesses 3 of the fuel cell CVM modules are fixed one by using wiring harness inserts 4; the support clamping structure 23 of the wire harness support 2 is clamped with the battery clamping structure 11 of the electric pile, the conductive part of the wire harness plug-in unit 4 is guaranteed to be plugged in the corresponding conductive slot 12 while clamping is conducted, the wire harness support 2 is effectively fixed on the electric pile, the wire harness 3 is electrically connected with the monocell 1, and loosening of the wire harness 3 is effectively avoided.
When the CVM module of the fuel cell is detected, the wiring harnesses 3 are fixed on the wiring harness support 2 one by utilizing the wiring harness plug-in 4 of the connection structure, and the wiring harness support 2 is clamped and fixed with the electric pile, so that the wiring harnesses 3 are effectively and stably connected with the single battery 1, the voltage detection reliability of the single battery is further improved, and the electric pile can be prevented from being damaged due to short circuit of the electric pile.
In addition, because the connection structure can realize the reliable fixation of the wire harness 3, the fuel cell CVM module can detect the voltage of each single cell 1 of the galvanic pile (before leaving factory and after loading), thereby better ensuring the normal operation of the galvanic pile and avoiding the damage and attenuation of the galvanic pile.
Preferably, the number of the wire harness support 2 is at least one, and the support clamping structure 23 of one wire harness support 2 can be clamped with the battery clamping structures 11 on the plurality of single batteries 1. According to the invention, the wire harness bracket 2 and the plurality of monocells 1 are clamped and fixed at the same time, so that the fixing strength of the wire harness bracket and the monocells is improved; the electric pile is composed of dozens of or hundreds of single batteries 1, and the whole electric pile can be connected on the electric pile in parallel by using a plurality of wiring harness brackets 2 to realize the voltage detection of all the single batteries 1; in addition, as the fuel cell industry develops, high-power electric pile products are gradually developed, the number of single cells 1 of the fuel cell is increased, the number of the wire harness supports 2 is increased without changing the structure of the wire harness supports for assembly, the structure is effectively simplified, the assembly efficiency is improved, and meanwhile, the development of the wire harness supports 2 can be saved.
In order to improve the connection strength between the wire harness support 2 and the electric pile, the plurality of wire harness supports 2 can be matched in a clamping mode. The wire harness support 2 can be one and can be simultaneously clamped and matched with all the single batteries 1.
As shown in fig. 4 to 5, the holder catching structure 23 includes a catching protrusion and the battery catching structure 11 includes a catching groove provided on the unit cell 1 for the sake of simplicity. In the embodiment, the clamping groove is formed in the monocell 1 and is clamped and fixed with the clamping protrusion on the wire harness bracket 2; it is understood that the bracket clamping structure 23 may further include a buckle, and the battery clamping structure 11 includes a protrusion disposed on the single battery 1, and the buckle may be clamped and fixed with the protrusion.
In a further technical scheme, the number of the clamping protrusions is two, and the clamping protrusions can be respectively fixed on two intersected surfaces of the galvanic pile. Correspondingly, the two intersected surfaces of the electric pile are respectively provided with a clamping groove, and the wiring harness support 2 is clamped on the electric pile through the one-to-one matching of the clamping grooves and the clamping bulges; because wire harness support 2 is fixed with two equal joint of electric pile, has improved wire harness support 2's fixed strength. It will be appreciated that the clamping projections can also be fixed to the same face of the stack. The number of the clamping protrusions can be other, such as one or three.
In order to simplify the structure, the catching protrusion is a hook-shaped protrusion, and the catching groove is a rectangular groove, as shown in fig. 2. The hook-shaped bulge can form a hook function with the rectangular groove after being clamped into the rectangular groove, and clamping and fixing of the hook-shaped bulge and the rectangular groove are achieved.
As shown in fig. 5, rectangular grooves are added on two surfaces of each single cell 1, and after the assembly of several single cells 1 is completed, an integral clamping groove can be formed to clamp and fix the wire harness support 2.
Of course, the clamping protrusion can also be a rectangular protrusion, a circular protrusion, etc. The rectangular groove can also be an arc-shaped groove or a trapezoid groove with a wide bottom and a narrow top.
In order to facilitate the disassembly and assembly, the wire harness support 2 can be separated from the battery clamping structure 11 through the deformation support clamping structure 23, and a disassembly and assembly handle 21 for promoting the deformation is arranged on the surface, away from the battery clamping structure 11, of the wire harness support 2.
In this embodiment, wire harness support 2 is the flexible deformation piece, through pressing down dismouting handle 21, drives support joint structure 23 and takes place to warp, can realize going into or break away from the rectangular channel with hook-like protruding card, makes things convenient for wire harness support 2's dismantlement and assembly.
Specifically, the detachable handle 21 is disposed at one end of the horizontal surface of the wire harness bracket 2 and corresponds to the hook-shaped protrusion, but may be disposed on the vertical surface of the wire harness bracket 2.
It is understood that the harness support 2 of the present application may also be non-deformable, with disassembly being accomplished by means of a disassembly tool.
In order to fix the wiring harness 3 conveniently, a plug-in insertion through hole 22 is formed in the wiring harness support 2, as shown in fig. 3; the wiring harness plug-in 4 comprises a wiring harness clamping part 42 inserted in the plug-in insertion through hole 22, and the wiring harness clamping part 42 is provided with a wiring harness 3 through hole for the wiring harness 3 to pass through; and the metal conducting plate 41 is fixedly connected with the wire harness clamping part 42, and the metal conducting plate 41 is used for being welded with the wire harness 3 and can be in interference fit with the conducting slot 12, as shown in fig. 6.
When the wire harness clamping part is used, firstly, the wire harness 3 penetrates through a wire harness 3 through hole on the wire harness clamping part 42, the wire harness 3 is welded with the metal conducting plate 41, in order to ensure the electric connection effectiveness of the wire harness 3 and the metal conducting plate 41, a sleeve for fixing the wire harness 3 is arranged at one end, close to the wire harness clamping part 42, of the metal conducting plate 41, and the wire harness 3 is welded with the sleeve; and then, inserting the wiring harness plug-in 4 into the plug-in insertion through hole 22 of the wiring harness support 2 together with the wiring harness 3, clamping the wiring harness plug-in 4 on the wiring harness support 2, and fixing the metal conducting strip 41 on the pile by performing interference fit with the conducting slot 12 of the pile.
The wire harness plug-in 4 of the embodiment is detachably connected with the wire harness support 2, so that the wire harness 3 is convenient to disassemble and assemble; of course, the harness insert 4 and the harness support 2 may not be detachable. The present application may also employ a conductive column as the conductive portion of the wire harness plug-in 4.
The metal conductive sheet 41 is a corrugated conductive sheet having three bent portions. As shown in fig. 7, the conductive sheet has good elasticity, and can be in elastic contact with the conductive slot 12, thereby improving the reliability of the electrical connection between the wire harness 3 and the stack. Alternatively, the metal conductive sheet 41 may also be V-shaped, U-shaped, semi-arc-shaped, etc.
To further simplify the structure, the conductive insertion slot 12 is a rectangular slot, and the card insertion through hole 22 is a rectangular hole. The disassembly and the assembly are convenient by opening a rectangular groove on the pile to clamp the metal conducting strip 41 of the wiring harness plug-in 4. The conductive socket 12 may also be circular, hexagonal, etc.
The embodiment of the invention also discloses a galvanic pile assembly, which comprises a galvanic pile and a connecting structure arranged on the galvanic pile and used for being connected with the wiring harness 3 of the fuel cell CVM module, wherein the connecting structure is the connecting structure of the galvanic pile and the fuel cell CVM module provided by any one of the embodiments, so that the detection reliability of the voltage of a single cell can be improved, and meanwhile, the galvanic pile is prevented from being damaged.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A connection structure of a stack and a fuel cell CVM module, comprising:
the wire harness support (2) is used for being fixed on an electric pile, the electric pile comprises a plurality of monocells (1), each monocell (1) is provided with a battery clamping structure (11) and a conductive slot (12), and the wire harness support (2) is provided with a support clamping structure (23) which is used for being clamped with the battery clamping structure (11);
and the plurality of harness inserts (4) are used for fixing the harnesses (3) of the fuel cell CVM module one by one and realizing the electrical connection of the harnesses (3) and the monocells (1), and the harness inserts (4) are arranged on the harness bracket (2) and are provided with conductive parts inserted in the conductive slots (12).
2. The connecting structure according to claim 1, characterized in that the number of the harness support (2) is at least one, and the support clamping structure (23) of one harness support (2) can be clamped with the battery clamping structure (11) on the plurality of single batteries (1).
3. The connecting structure according to claim 1, characterized in that the bracket clamping structure (23) comprises a clamping protrusion, and the battery clamping structure (11) comprises a clamping groove arranged on the single battery (1).
4. The connection structure according to claim 3, wherein the number of the clamping protrusions is two, and the clamping protrusions can be respectively fixed on two intersecting surfaces of the cell stack.
5. The connecting structure according to claim 4, wherein the catching protrusion is a hook-shaped protrusion, and the catching groove is a rectangular groove.
6. The connecting structure according to claim 1, characterized in that the harness support (2) can be separated from the battery clamping structure (11) by deforming the support clamping structure (23), and a disassembly and assembly handle (21) for promoting deformation is arranged on the surface of the harness support (2) far away from the battery clamping structure (11).
7. The connection structure according to claim 1, wherein the wire harness support (2) is provided with an insert insertion through-hole (22);
the harness insert (4) comprises:
the wire harness clamping part (42) is inserted in the plug-in unit inserting through hole (22), and the wire harness clamping part (42) is provided with a wire harness (3) through hole for the wire harness (3) to pass through;
with pencil joint portion (42) fixed connection's metal conducting strip (41), metal conducting strip (41) be used for with pencil (3) welding and can with electrically conductive slot (12) interference fit.
8. The connection structure according to claim 7, wherein the conductive metal sheet (41) is a conductive corrugated sheet having three bends.
9. The connection structure according to claim 8, wherein the conductive insertion slot (12) is a rectangular slot, and the card insertion through-hole (22) is a rectangular hole.
10. A stack assembly comprising a stack and a connection structure provided on the stack for connection with a harness (3) of a fuel cell CVM module, characterized in that the connection structure is a stack-to-fuel cell CVM module connection structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011090875.7A CN112103539A (en) | 2020-10-13 | 2020-10-13 | Connection structure of electric pile and fuel cell CVM module and electric pile assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011090875.7A CN112103539A (en) | 2020-10-13 | 2020-10-13 | Connection structure of electric pile and fuel cell CVM module and electric pile assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112103539A true CN112103539A (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011090875.7A Pending CN112103539A (en) | 2020-10-13 | 2020-10-13 | Connection structure of electric pile and fuel cell CVM module and electric pile assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112103539A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113809352A (en) * | 2021-08-30 | 2021-12-17 | 深圳深科鹏沃科技有限公司 | CVM pin mechanism and fuel cell system |
| CN114976142A (en) * | 2022-05-09 | 2022-08-30 | 中国华能集团清洁能源技术研究院有限公司 | Fuel cell stack voltage monitoring device and monitoring method |
-
2020
- 2020-10-13 CN CN202011090875.7A patent/CN112103539A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113809352A (en) * | 2021-08-30 | 2021-12-17 | 深圳深科鹏沃科技有限公司 | CVM pin mechanism and fuel cell system |
| CN114976142A (en) * | 2022-05-09 | 2022-08-30 | 中国华能集团清洁能源技术研究院有限公司 | Fuel cell stack voltage monitoring device and monitoring method |
| CN114976142B (en) * | 2022-05-09 | 2023-09-19 | 中国华能集团清洁能源技术研究院有限公司 | Fuel cell stack voltage monitoring device and monitoring method |
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