CN116840710A - Fuel cell stack voltage inspection device - Google Patents
Fuel cell stack voltage inspection device Download PDFInfo
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- CN116840710A CN116840710A CN202310836608.7A CN202310836608A CN116840710A CN 116840710 A CN116840710 A CN 116840710A CN 202310836608 A CN202310836608 A CN 202310836608A CN 116840710 A CN116840710 A CN 116840710A
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- 239000000446 fuel Substances 0.000 title claims abstract description 38
- 238000007689 inspection Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 50
- 238000012360 testing method Methods 0.000 claims abstract description 33
- 239000000523 sample Substances 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims description 28
- 238000000926 separation method Methods 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 38
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 16
- 230000006835 compression Effects 0.000 description 13
- 238000007906 compression Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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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
- H01M8/04559—Voltage of fuel cell stacks
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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
- G01R1/0425—Test clips, e.g. for IC's
-
- 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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fuel Cell (AREA)
Abstract
The invention relates to the technical field of fuel cell detection, in particular to a fuel cell stack voltage inspection device, which comprises a fixing frame, wherein two sides of the fixing frame are connected with clamping structures, the side surfaces of the clamping structures are connected with fastening structures, the middle part of the fixing frame is provided with a lifting structure, the lifting structure is connected with an adjusting structure, the lifting structure is provided with a test structure, and the side surfaces of the lifting structure are connected with a distance adjusting structure; can conveniently carry out voltage detection to the fuel cell pile of equidimension not through the clamping structure, can fix the battery of different specifications through outer frame through fastening structure to guarantee the accuracy of detection, can freely control the contact state between probe and the battery through elevation structure, convenient control, confirm battery surface condition through adjustment structure convenience, can be suitable for the detection of different grade battery through test structure, can accomplish the adjustment of the distance between the installation slider fast through the roll adjustment structure.
Description
Technical Field
The invention relates to the technical field of fuel cell detection, in particular to a fuel cell stack voltage inspection device.
Background
A fuel cell is a chemical device that directly converts chemical energy of fuel into electric energy, and is also called an electrochemical generator. The fuel cell is a fourth power generation technology after hydroelectric power generation, thermal energy power generation and atomic energy power generation, and simultaneously uses fuel and oxygen as raw materials, and has no mechanical transmission part, so that compared with the traditional battery, the fuel cell has the advantages of less harmful gas discharged and longer service life.
In the production or use process of the fuel cell, in order to ensure the normal state of the cell, the voltage and the like of the cell monomer need to be detected, but more and more monomers of the current cell stack are detected, the traditional direct measurement mode adopting the lead wire becomes very complicated and is easy to cause errors in detection and even damage to the cell, and the stacking densities of the monomers in the fuel cell stacks with different specifications are different, so that the overhaul work is relatively low.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a fuel cell stack voltage inspection device.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a fuel cell stack voltage inspection device, includes the mount, the both sides of mount are connected with the clamping structure, the side of clamping structure is connected with fastening structure, the middle part of mount is equipped with elevation structure, elevation structure is connected with adjustment structure, test structure is installed to elevation structure, elevation structure's side is connected with the roll adjustment structure.
Specifically, the clamping structure includes the cavity slide bar, the both sides of mount are rotated respectively and are connected with a cavity slide bar, sliding connection has the stopper on the cavity slide bar, the side of stopper rotates and is connected with the lifter, sliding connection has the side arm on the lifter, the bottom vertical fixedly connected with bottom plate of side arm, two sliding connection has the telescopic link between the bottom plate, accomodate the hole has been seted up to the both sides of mount.
Specifically, fastening structure includes first spring, the bottom fixedly connected with first spring of lifter, the other end fixedly connected with traction block of first spring, traction block's cross-section is the same with lifter shape size, traction block and the inboard sliding connection of side arm, the middle part of traction block runs through there is the dwang, the one end sliding connection of dwang has first fixture block, install the third spring between first fixture block and the dwang, first draw-in groove has been seted up to the inboard of side arm, the tip of first fixture block is through the looks block between first draw-in groove and the side arm.
Specifically, rotate between dwang and the traction block and be connected, first fixture block is cylindrical structure, just the tip of first fixture block is the inclined plane structure, the other end sliding connection of dwang has the depression bar, fixedly connected with second spring between depression bar and the dwang, the spout has been seted up to the side of side arm, the depression bar passes through sliding connection between spout and the side arm.
Specifically, the lifting structure comprises a screw rod, two sides of the fixing frame are respectively connected with the screw rod in a rotating mode, the screw rod is connected with a threaded block in a threaded mode, the threaded block is connected with the fixing frame in a sliding mode, and a mounting seat is arranged between the threaded block and the two threaded blocks.
Specifically, the inside rotation of mount is connected with the actuating lever, the both ends of actuating lever are fixedly connected with a first worm respectively, the top fixedly connected with first worm wheel of lead screw, intermesh between first worm and the first worm wheel, the middle part rotation of mount is connected with the adjustment sleeve, adjustment sleeve and actuating lever fixed connection.
Specifically, the adjustment structure includes first inclined plane piece, the both sides of mount pad sliding connection has a first inclined plane piece respectively, the one end fixedly connected with second fixture block of first inclined plane piece, the second draw-in groove has been seted up to the side of screw thread piece, the second fixture block passes through the second draw-in groove and closes mutually with the screw thread piece, fixedly connected with sixth spring between the other end of first inclined plane piece and the mount pad, the bottom side sliding connection of mount pad has the pressing block, the both ends of pressing the piece are inconsistent with the inclined side of the first inclined plane piece that the homonymy set up respectively.
Specifically, the test structure includes the collection socket, the side-mounting of mount pad has the collection socket, fixedly connected with a plurality of conducting bars on the mount pad, a plurality of the conducting bars are adjacent to each other in proper order and arrange, and a plurality of the one end of conducting bar in proper order with the inside electrical connection of participating in of collection socket.
Specifically, the middle part fixedly connected with slide rail of mount pad, the side parallel of slide rail is equipped with the stabilizer bar, fixed connection between stabilizer bar and the mount pad, sliding connection has a plurality of installation sliders on stabilizer bar and the slide rail, the bottom of installation slider is equipped with test probe, test probe's tip electric connection has the wire, the inside installation slider is located to the wire, the other end electric connection of wire has the conflict needle, the butt needle is with installation slider sliding connection, fixedly connected with seventh spring between the bottom of butt needle and the installation slider, a plurality of conflict needle on the installation slider is in proper order offset with adjacent conducting strip respectively.
Specifically, the middle part of installation slider rotates and is connected with the second worm, the side meshing of second worm has the second worm wheel, the middle part fixedly connected with gear of second worm wheel, the side of gear meshes with the top side of slide rail mutually.
Specifically, the roll adjustment structure includes the sliding shaft, the side fixedly connected with sliding shaft of mount pad, sliding connection has the calibration piece on the sliding shaft, calibration piece one end threaded connection has the extrusion pole, the tip of extrusion pole is the toper structure, the both sides of extrusion pole are contradicted respectively and are had a second inclined plane piece, fixedly connected with eighth spring between second inclined plane piece and the calibration piece, the side vertical fixedly connected with separate piece of second inclined plane piece, the side fixedly connected with hooked bar of calibration piece, the third draw-in groove has been seted up to the inboard of mount pad, the tip of hooked bar passes through third draw-in groove and the block of mount pad looks block.
The beneficial effects of the invention are as follows:
(1) According to the voltage inspection device for the fuel cell stacks, the clamping structures are connected to the two sides of the fixing frame, the fastening structures are connected to the side faces of the clamping structures, voltage detection can be conveniently carried out on the fuel cell stacks with different sizes through the clamping structures, and the batteries with different specifications can be fixed through the external frames through the fastening structures, so that the detection accuracy is ensured; namely: firstly, before voltage detection of a fuel cell stack, a user needs to adjust the distance between side arms at two sides of a fixing frame according to the whole size of the stack, rotate hollow slide bars at two sides of the fixing frame to a horizontal state, then move the side arms at two sides to enable a limiting block to slide along the hollow slide bars until the distance between the side arms at two sides is adjusted to accommodate the whole cell, a bottom plate at the bottom side of the side arms can slide with a telescopic rod according to the adjustment of the distance to change the length and provide support for the cell, and a lifting rod in the side arms can adjust the height according to the size of the cell, on the other hand, when the fuel cell stack is used, the rotating position between the limiting block and the lifting rod is slid out of the side arms, at the moment, the hollow slide bars are rotated to a vertical state, then the top ends of the hollow slide bars can slide into a containing hole to reduce space occupation in the containing process, after the adjustment of the distance between the side arms is completed, the battery is arranged on the bottom plate, then the lifting rod naturally slides down, at the moment, the hollow sliding rods at the two sides are in a vertical state and mutually abut against the side arms at the same side, in order to ensure that the top part of the fixing frame is tightly attached to the surface of the battery, a user needs to fix the battery through the pressing rods at the two sides respectively, the bottom of the lifting rod is connected with the traction block through the first spring, the clamping effect on the battery can be improved by pulling the traction block to the bottom side, the middle part of the traction block is penetrated with the rotating rod, the sliding of the traction block can be realized by pressing the pressing rods, in the process, in order to fix the position of the traction block, the end part of the rotating rod is provided with the first clamping block, the position recovery of the traction block can not occur in the process of sliding to the bottom side of the side arms through the inclined surface structure of the end part of the first clamping block and the first clamping groove at the inner side arm, the traction effect on the fixing frame and the fixing effect on the battery are maintained, after the testing work is finished, if the position of the traction block is required to be lifted, a user can rotate the rotary rod at the same time along with the rotary rod, the first clamping block overturns the direction of the inclined side face, the traction block can move to the top side without obstruction at the moment, meanwhile, in order to facilitate the adjustment of the rotation angle of the first clamping block by the user, the compression bar cannot rotate when sliding in the sliding groove, if the rotation adjustment is required, the compression bar can only be pulled out of the sliding groove to rotate, and after the overturning of 180 degrees is finished, the compression bar can be pulled into the sliding groove through the second spring again, so that the fixing efficiency of batteries with different specifications is effectively improved, and the detection device can obtain accurate data in the detection process.
(2) According to the fuel cell stack voltage inspection device, the lifting structure is arranged in the middle of the fixing frame, the lifting structure is connected with the adjusting structure, the contact state between the detection needle and the battery can be freely controlled through the lifting structure, the control is convenient, the mounting seat can be rapidly moved through the adjusting structure, and the surface condition of the battery can be conveniently confirmed, namely: the bottom side of the mounting seat positioned in the middle of the fixing frame is provided with a detection needle for detection, voltage data of corresponding battery units can be obtained by abutting against a battery which is fixed below, and different battery side structures in the actual process are different, meanwhile, in order to facilitate the control of the detection on and off, the mounting seat in the middle can move in the vertical direction, during operation, a user can rotate an adjusting sleeve in the middle of the top end of the fixing frame to drive a driving rod in the middle to rotate, two screw rods on two sides of the fixing frame can be simultaneously rotated through the transmission action of a first worm and a first worm wheel, a threaded block arranged on the screw rods can drive the mounting seat in the middle to move in the vertical direction when the screw rods rotate, so that the user can finely control the mounting seat to move in the vertical direction, the possibility of damage to the battery is reduced when normal detection is guaranteed, after the fixing of the battery is completed, the adjusting speed of the height of the installation seat is low through the lifting structure, so that the height of the installation seat is conveniently and rapidly adjusted, the surface of the battery is observed, a user can press the pressing block positioned at the bottom side of the installation seat, the two ends of the pressing block can press the inclined side face of the first inclined face block to enable the second clamping block at the end part of the first inclined face block to be separated from the second clamping groove, at the moment, the user can freely slide between the installation seat and the threaded blocks at the two sides, after the pressing block is released, the second clamping block can be embedded into the adjacent grooves in the second clamping groove under the pushing of the sixth spring, the current position of the installation seat is fixed, and after the rapid lifting of the installation seat is completed, the surface condition of the battery at the bottom side of the installation seat can be observed.
(3) The invention relates to a fuel cell stack voltage inspection device, wherein a test structure is arranged on a lifting structure, the side surface of the lifting structure is connected with a distance adjusting structure, the distance between the battery units can be adjusted through the test structure, the device is applicable to the detection of different types of batteries, and the distance between the mounting sliding blocks can be adjusted through the distance adjusting structure, namely: in order to cooperate with different batteries to detect, the inner side of the mounting seat is provided with a plurality of mounting sliders, the mounting sliders are fixed on the sliding rails, and the positions of the mounting sliders are stabilized through the stabilizing rods, a user can drive the gears to rotate through the transmission effect of the second worm wheel by rotating the second worm on the mounting sliders, the gears are meshed with tooth sockets on the top sides of the sliding rails, so that adjustment of the positions of the mounting sliders is realized, the bottom sides of the mounting sliders are provided with test probes for voltage detection, voltage information can be obtained by contacting the ends of the test probes with electrodes of battery units, the tail ends of the test probes are connected with contact pins on the top through wires, the positions of the contact pins arranged on the top of the different mounting sliders are distributed from left to right in sequence, the top ends of the contact pins are abutted against conductive strips, the conductive strips are respectively abutted against the positions of the corresponding contact pins, meanwhile, the end portions of the conductive strips are connected with corresponding sockets in the collecting sockets on the side surfaces of the mounting seats, voltage information obtained by connecting the collecting sockets can be obtained, when the mounting sliders move, the tail ends of the conductive strips are matched with the seventh springs to push the electrodes of the battery units, the voltage information can always be obtained by the aid of the corresponding pins, and the voltage information can be adjusted between the battery units, and the battery units can be adjusted accurately, and the voltage information can be obtained by the voltage information can be adjusted by the conditions that the battery units can be adjusted by the different from the different battery units, can rotate the extrusion pole and remove the block to the calibration piece, then unscrew the calibration piece to slide to accomplish between two installation sliders of adjustment, the separation piece on the second inclined plane piece side can insert between two installation sliders this moment, continue to rotate the extrusion pole this moment, the toper structure of extrusion pole tip can promote two second inclined plane pieces to both sides removal, until when two separation pieces conflict respectively in adjacent installation slider side, then the user only need adjust the distance between the installation sliders of remainder through the distance of two separation pieces record, the effectual availability factor that has promoted.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of a preferred embodiment of a fuel cell stack voltage inspection device according to the present invention;
FIG. 2 is a schematic diagram of the test structure shown in FIG. 1;
FIG. 3 is a schematic structural view of the fixing frame shown in FIG. 1;
FIG. 4 is an enlarged schematic view of the portion A shown in FIG. 3;
FIG. 5 is an enlarged view of the portion B shown in FIG. 3;
FIG. 6 is a schematic view of the connection structure of the side arm and stopper shown in FIG. 1;
FIG. 7 is a schematic view of the connection of the side arm and the compression bar of FIG. 1;
FIG. 8 is a schematic view of the connection structure of the mount and the wire rod shown in FIG. 3;
FIG. 9 is a schematic view of a connection structure of the fixing frame and the driving rod shown in FIG. 8;
FIG. 10 is a schematic view of the mounting base shown in FIG. 1;
fig. 11 is a schematic diagram of the structure of the calibration block shown in fig. 10.
In the figure: 1. a fixing frame; 2. a clamping structure; 201. a hollow slide bar; 202. a limiting block; 203. a side arm; 204. a bottom plate; 205. a telescopic rod; 206. a receiving hole; 207. a lifting rod; 3. a fastening structure; 301. a compression bar; 302. a first spring; 303. a traction block; 304. a rotating rod; 305. a second spring; 306. a third spring; 307. a first clamping block; 308. a first clamping groove; 309. a chute; 4. a lifting structure; 401. an adjusting sleeve; 402. a mounting base; 403. a screw rod; 404. a screw block; 405. a driving rod; 406. a first worm; 407. a first worm wheel; 5. adjusting the structure; 501. pressing the blocks; 502. a first ramp block; 503. a second clamping block; 504. a second clamping groove; 505. a sixth spring; 6. a test structure; 601. collecting a socket; 602. a conductive strip; 603. installing a sliding block; 604. a slide rail; 605. a stabilizer bar; 606. a contact pin; 607. a test probe; 608. a second worm; 609. a gear; 610. a second worm wheel; 611. a wire; 612. a seventh spring; 7. a distance adjusting structure; 701. a sliding shaft; 702. a calibration block; 703. pushing the rod; 704. a hook rod; 705. a separator sheet; 706. a second ramp block; 707. an eighth spring; 708. and a third clamping groove.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-11, the voltage inspection device for the fuel cell stack comprises a fixing frame 1, wherein two sides of the fixing frame 1 are connected with clamping structures 2, the side surfaces of the clamping structures 2 are connected with fastening structures 3, the middle part of the fixing frame 1 is provided with a lifting structure 4, the lifting structure 4 is connected with an adjusting structure 5, the lifting structure 4 is provided with a testing structure 6, and the side surfaces of the lifting structure 4 are connected with a distance adjusting structure 7.
Specifically, the clamping structure 2 includes a hollow slide bar 201, two sides of the fixing frame 1 are respectively connected with a hollow slide bar 201 in a rotating manner, a limiting block 202 is connected to the hollow slide bar 201 in a sliding manner, a lifting rod 207 is connected to the side surface of the limiting block 202 in a rotating manner, a side arm 203 is connected to the lifting rod 207 in a sliding manner, a bottom plate 204 is fixedly connected to the bottom end of the side arm 203 in a vertical manner, a telescopic rod 205 is connected between the two bottom plates 204 in a sliding manner, and storage holes 206 are formed in two sides of the fixing frame 1; the voltage detection can be conveniently carried out on the fuel cell stacks with different sizes through the clamping structure 2, namely: firstly, before voltage detection of the fuel cell stack, a user needs to adjust the distance between the side arms 203 at two sides of the fixing frame 1 according to the whole size of the stack, rotate the hollow slide bars 201 at two sides of the fixing frame 1 to a horizontal state, then move the side arms 203 at two sides, so that the limiting block 202 slides along the hollow slide bars 201 until the distance between the side arms 203 at two sides is adjusted to accommodate the whole cell, the bottom plate 204 at the bottom side of the side arm 203 can slide with the telescopic rod 205 according to the adjustment of the distance, thereby changing the length and providing support for the cell, and the lifting rod 207 in the side arm 203 can adjust the height according to the size of the cell, on the other hand, when the fuel cell stack is used, the rotating position between the limiting block 202 and the lifting rod 207 is slid out of the side arm 203, at the moment, the hollow slide bars 201 are rotated to a vertical state, and then the top end of the hollow slide bars 201 can slide into the accommodating holes 206, thereby reducing the space occupation in the accommodating process.
Specifically, the fastening structure 3 includes a first spring 302, a bottom end of the lifting rod 207 is fixedly connected with the first spring 302, the other end of the first spring 302 is fixedly connected with a traction block 303, a section of the traction block 303 is identical to a shape and a size of the lifting rod 207, the traction block 303 is slidably connected with an inner side of the side arm 203, a rotation rod 304 penetrates through a middle part of the traction block 303, one end of the rotation rod 304 is slidably connected with a first clamping block 307, a third spring 306 is installed between the first clamping block 307 and the rotation rod 304, a first clamping groove 308 is formed in an inner side of the side arm 203, an end of the first clamping block 307 is clamped with the side arm 203 through the first clamping groove 308, the rotation rod 304 is rotatably connected with the traction block 303, the first clamping block 307 is in a cylindrical structure, an end of the first clamping block 307 is in an inclined structure, the other end of the rotation rod 304 is slidably connected with a compression rod 301, a second spring is fixedly connected between the compression rod 301 and the rotation rod 304, a side of the side arm 203 is provided with a sliding groove 309, and the sliding groove 309 is formed in the side of the side arm 203, and the sliding groove 309 is connected with the side arm 203 through the sliding groove 309 and the sliding groove 203; the batteries with different specifications can be fixed through the external frame through the fastening structure 3, so that the detection accuracy is ensured, namely: after the adjustment of the distance between the side arms 203 is completed, the battery is placed on the bottom plate 204, then the lifting rod 207 slides naturally, at this time, the hollow slide rods 201 at the two sides and the side arms 203 at the same side are in a vertical state and are mutually abutted, in order to make the top part of the fixing frame 1 tightly attached to the surface of the battery, at this time, a user needs to fix the top part of the fixing frame through the pressing rods 301 at the two sides, the bottom of the lifting rod 207 is connected with the traction block 303 through the first spring 302, the clamping effect on the battery can be improved by pulling the traction block 303 to the bottom side, the middle part of the traction block 303 is penetrated by the rotating rod 304, the sliding of the traction block 303 can be realized by pressing the pressing rods 301, in order to fix the position of the traction block 303 in the process, the end part of the rotating rod 304 is provided with the first clamping block 307, through the inclined surface structure at the end part of the first clamping block 307 and the first clamping groove 308 at the inner side of the side arm 203, the traction block 303 can not return to the position in the process of sliding to the bottom of the side arm 203, the traction effect on the fixing frame 1 and the fixing effect on the battery are maintained, after the test work is completed, if the position of the traction block 303 needs to be lifted, a user can pull the compression bar 301 into the sliding groove 309 through the second spring 305 again after the 180-degree turnover is completed, the fixing efficiency on batteries with different specifications is effectively improved by rotating the rotation rod 304, simultaneously rotating the first clamping block 307 along with the rotation rod 304 and turning the inclined side face, at the moment, the traction block 303 can move to the top without obstruction, simultaneously, in order to facilitate the adjustment of the rotation angle of the first clamping block 307 by the user, the compression bar 301 can not rotate when sliding in the sliding groove 309, if the rotation adjustment is required, the compression bar 301 can only be pulled out of the sliding groove 309, the detection device can obtain accurate data in the detection process.
Specifically, the lifting structure 4 includes a screw rod 403, two sides of the fixing frame 1 are respectively connected with a screw rod 403 in a rotating manner, a threaded block 404 is connected to the screw rod 403 in a threaded manner, the threaded block 404 is connected with the fixing frame 1 in a sliding manner, a mounting seat 402 is arranged between the two threaded blocks 404, a driving rod 405 is connected to the fixing frame 1 in a rotating manner, two ends of the driving rod 405 are respectively and fixedly connected with a first worm 406, the top end of the screw rod 403 is fixedly connected with a first worm wheel 407, the first worm 406 is meshed with the first worm wheel 407, an adjusting sleeve 401 is connected to the middle of the fixing frame 1 in a rotating manner, and the adjusting sleeve 401 is fixedly connected with the driving rod 405; the contact state between the probe and the battery can be freely controlled through the lifting structure 4, so that the control is convenient, namely: the bottom side of the mounting seat 402 positioned in the middle of the fixing frame 1 is provided with a detection needle for detection, voltage data of corresponding battery units can be obtained by abutting against the battery which is fixed below, and different battery side structures in the actual process are different, meanwhile, in order to facilitate control of detection on and off, the mounting seat 402 in the middle can move in the vertical direction, during operation, a user can rotate the adjusting sleeve 401 in the middle of the top end of the fixing frame 1 to drive the driving rod 405 in the middle to rotate, two ends of the driving rod 405 can simultaneously rotate the two screw rods 403 on two sides of the fixing frame 1 through the transmission action of the first worm 406 and the first worm wheel 407, the screw blocks 404 arranged on the screw rods 403 can drive the mounting seat 402 in the middle to move in the vertical direction when the screw rods 403 rotate, so that the user can finely control the mounting seat 402 to move in the vertical direction, and the possibility of damage to the battery is reduced when normal detection is ensured.
Specifically, the adjusting structure 5 includes a first inclined surface block 502, two sides of the mounting seat 402 are respectively slidably connected with a first inclined surface block 502, one end of the first inclined surface block 502 is fixedly connected with a second clamping block 503, a side surface of the threaded block 404 is provided with a second clamping groove 504, the second clamping block 503 is clamped with the threaded block 404 through the second clamping groove 504, a sixth spring 505 is fixedly connected between the other end of the first inclined surface block 502 and the mounting seat 402, a bottom side of the mounting seat 402 is slidably connected with a pressing block 501, and two ends of the pressing block 501 respectively collide with inclined side surfaces of the first inclined surface block 502 arranged on the same side; the mounting seat 402 can be moved quickly by the adjusting structure 5, so that the surface condition of the battery can be confirmed conveniently, namely: after the fixing of the battery is completed, because the height of the mounting seat 402 is adjusted slowly through the lifting structure 4, in order to facilitate the rapid adjustment of the height of the mounting seat 402 and observe the surface of the battery, a user can press the pressing block 501 positioned at the bottom side of the mounting seat 402, both ends of the pressing block 501 can press the inclined side surface of the first inclined surface block 502 so that the second clamping block 503 at the end part of the first inclined surface block 502 is separated from the second clamping groove 504, at this moment, the user can freely slide between the mounting seat 402 and the threaded blocks 404 at both sides, after the pressing block 501 is released, the second clamping block 503 can be embedded into the adjacent grooves in the second clamping groove 504 under the pushing of the sixth spring 505 to fix the current position of the mounting seat 402, and after the rapid lifting of the mounting seat 402 is completed, the surface condition of the battery at the bottom side of the mounting seat 402 can be observed.
Specifically, the test structure 6 includes a collection socket 601, a collection socket 601 is installed on a side surface of the installation seat 402, a plurality of conductive strips 602 are fixedly connected to the installation seat 402, a plurality of conductive strips 602 are sequentially arranged adjacently, one ends of the conductive strips 602 are sequentially electrically connected with internal pins of the collection socket 601, a sliding rail 604 is fixedly connected to a middle part of the installation seat 402, a stabilizer bar 605 is arranged in parallel on a side surface of the sliding rail 604, the stabilizer bar 605 is fixedly connected with the installation seat 402, a plurality of installation sliders 603 are slidably connected to the sliding rail 604, a test probe 607 is arranged at a bottom end of the installation sliders 603, a wire 611 is electrically connected to an end part of the test probe 607, the wire 611 is arranged inside the installation sliders 603, an abutting needle 606 is electrically connected to the installation sliders 603, a seventh spring 612 is fixedly connected between a bottom end of the abutting needle 606 and the installation sliders 603, the abutting needle 606 is sequentially abutted to the adjacent worm wheel 602, a worm wheel 608 is sequentially meshed with a worm wheel 608, and a worm gear 608 is meshed with a second side surface 609, which is meshed with a worm gear 608, and a worm gear 608 is rotatably connected to a second side surface of the worm gear 608; the distance between the battery cells can be adjusted through the test structure 6, so that the detection of the batteries of different types is applicable, namely: in order to cooperate different batteries to detect, the inboard of mount pad 402 is provided with a plurality of installation sliders 603, installation sliders 603 are fixed in on the slide rail 604, and carry out the stability of position through the stabilizer bar 605, the user drives gear 609 through the transmission effect that rotates the second worm 608 on the installation sliders 603 and can pass through second worm wheel 610 and rotate, because gear 609 meshes with the tooth's socket of slide rail 604 top side, thereby realize the adjustment of installation sliders 603 position, installation sliders 603 bottom side is equipped with the test probe 607 that is used for carrying out voltage detection, electrode through test probe 607 tip contact battery unit can obtain voltage information, and the tail end of test probe 607 passes through wire 611 and connects the conflict needle 606 at top, the position of the conflict needle 606 that different installation sliders 603 tops set up is distributed from left to right in proper order, and the top of conflict needle 606 then contradicts there is conducting bar 602, conducting bar 602 is inconsistent with the corresponding conflict needle 606 position respectively, parallel arrangement between a plurality of conducting bar 602, and the tip connection of conducting bar 602 is in the collection socket 601 that corresponds, can obtain all installation sliders 603 through connection collection socket 601 during the detection and obtain voltage information, wherein voltage information can be obtained at the end of the time of connection slider 603 can not obtain voltage information, can be used for the accurate measurement of voltage, can guarantee the accurate measurement of voltage, can's that the voltage can be moved at the corresponding voltage between the slide blocks 603, and the corresponding voltage can be adjusted at the top and the corresponding voltage, the top is measured, and the voltage can be used for the corresponding to the voltage at the position at the top position at the position of the top, and the position of the top.
Specifically, the distance adjusting structure 7 includes a sliding shaft 701, a sliding shaft 701 is fixedly connected to a side surface of the mounting base 402, a calibration block 702 is slidably connected to the sliding shaft 701, one end of the calibration block 702 is in threaded connection with a pushing rod 703, an end portion of the pushing rod 703 is in a conical structure, two sides of the pushing rod 703 are respectively abutted against a second inclined surface block 706, an eighth spring 707 is fixedly connected between the second inclined surface block 706 and the calibration block 702, a separation sheet 705 is vertically and fixedly connected to a side surface of the second inclined surface block 706, a hook rod 704 is fixedly connected to a side surface of the calibration block 702, a third clamping groove 708 is formed in the inner side of the mounting base 402, and the end portion of the hook rod 704 is clamped with the mounting base 402 through the third clamping groove 708; the adjustment of the distance between the mounting sliders 603 can be quickly completed by the distance adjusting structure 7, namely: because the distance between the battery units on the single battery is often unchanged, in order to increase the speed of adjusting the distance between the installation sliders 603, after the adjustment of the distance between the two installation sliders 603 is completed, a user can rotate the pushing rod 703 to release the clamping of the calibration block 702, then unscrew the calibration block 702 and slide the calibration block to the position between the two installation sliders 603 which completes the adjustment, at this time, the separation sheet 705 on the side surface of the second inclined surface block 706 can be inserted between the two installation sliders 603, at this time, the pushing rod 703 is continuously rotated, the tapered structure at the end part of the pushing rod 703 can push the two second inclined surface blocks 706 to move to two sides until the two separation sheets 705 respectively abut against the side surfaces of the adjacent installation sliders 603, and then the user only needs to adjust the distance between the rest installation sliders 603 through the distance recorded by the two separation sheets 705, so that the use efficiency is effectively improved.
When the invention is used, firstly, before the voltage detection of the fuel cell stack, a user needs to adjust the distance between the side arms 203 at the two sides of the fixed frame 1 according to the whole size of the stack, the hollow slide bars 201 at the two sides of the fixed frame 1 are rotated to a horizontal state, then the side arms 203 at the two sides are moved, so that the limiting block 202 slides along the hollow slide bars 201 until the distance between the side arms 203 at the two sides is adjusted to accommodate the whole cell, the bottom plate 204 at the bottom side of the side arms 203 can slide with the telescopic rod 205 according to the adjustment of the spacing, thereby changing the length and providing support for the cell, the lifting rod 207 in the side arms 203 can adjust the height according to the size of the cell, on the other hand, when the use is finished, the rotating position between the limiting block 202 and the lifting rod 207 is slid out of the side arms 203, and the hollow slide bars 201 are rotated to a vertical state at the moment, the top end of the hollow slide bar 201 can slide into the accommodating hole 206 to reduce the space occupation in the accommodating process, after the adjustment of the space between the side arms 203 is completed, the battery is placed on the bottom plate 204, then the lifting rod 207 naturally slides down, at the moment, the hollow slide bar 201 on two sides and the side arms 203 on the same side are in a vertical state and are mutually abutted, in order to make the top part of the fixing frame 1 tightly attached to the surface of the battery, at the moment, a user needs to fix the top part of the fixing frame by the pressing rods 301 on two sides respectively, the bottom of the lifting rod 207 is connected with the traction block 303 by the first springs 302, the clamping effect on the battery can be improved by pulling the traction block 303 to the bottom side, the middle part of the traction block 303 penetrates through the rotating rod 304, the sliding of the traction block 303 can be realized by pressing the pressing rods 301, in the process, in order to fix the position of the traction block 303, the end part of the rotating rod 304 is provided with the first clamping blocks 307, through the inclined surface structure of the end part of the first clamping block 307 and the first clamping groove 308 on the inner side of the side arm 203, the traction block 303 cannot return to the position in the process of sliding to the bottom side of the side arm 203, the traction effect on the fixing frame 1 and the fixing effect on the battery are kept, after the test work is completed, if the position of the traction block 303 needs to be lifted, a user can rotate the rotating rod 304, at the moment, the first clamping block 307 can rotate along with the rotating rod 304 and turn the inclined side face, at the moment, the traction block 303 can move to the top side without obstruction, meanwhile, in order to facilitate the adjustment of the rotation angle of the first clamping block 307 by the user, the compression bar 301 cannot rotate when sliding in the sliding groove 309, if the rotation adjustment is required, the compression bar 301 can only rotate after the sliding groove 309 is pulled out, the compression bar 301 can be pulled into the sliding groove 309 again through the second spring 305 after the 180 DEG turning is completed, the fixing efficiency of batteries with different specifications is effectively improved, the detection device can obtain accurate data in the detection process, the bottom side of the mounting seat 402 positioned in the middle of the fixing frame 1 is provided with a detection needle for detection, voltage data of corresponding battery units can be obtained by abutting against the batteries which are fixed in the lower part, the side structures of different batteries in the actual process are also different, meanwhile, in order to conveniently control the on-off of the detection, the mounting seat 402 in the middle can move in the vertical direction, during operation, a user can rotate the adjusting sleeve 401 in the middle of the top end of the fixing frame 1 to drive the driving rod 405 in the middle to rotate, two screw rods 403 on two sides of the fixing frame 1 can simultaneously rotate under the transmission action of the first worm 406 and the first worm gear 407, the screw rod 403 rotates, the screw block 404 arranged on the screw rod 403 can drive the middle mounting seat 402 to move vertically, so that a user can control the movement of the mounting seat 402 in the vertical direction precisely, the possibility of damage to a battery is reduced while normal detection is ensured, after the battery is fixed, the height of the mounting seat 402 is adjusted conveniently and rapidly by the lifting structure 4, in order to observe the surface of the battery, the user can press the pressing block 501 positioned at the bottom side of the mounting seat 402, both ends of the pressing block 501 can press the inclined side surface of the first inclined surface block 502, so that the second clamping block 503 at the end part of the first inclined surface block 502 is separated from the second clamping groove 504, at the moment, the user can slide the mounting seat 402 and the screw blocks 404 at both sides freely, after the pressing block 501 is released, under the pushing of the sixth spring 505, the second clamping block 503 can be embedded into the adjacent groove in the second clamping groove 504 to fix the current position of the mounting seat 402, after the rapid lifting of the mounting seat 402 is completed, the surface condition of the battery at the bottom side of the mounting seat 402 can be observed, in order to cooperate with different batteries to detect, a plurality of mounting sliding blocks 603 are arranged at the inner side of the mounting seat 402, the mounting sliding blocks 603 are fixed on the sliding rail 604 and stabilize the position through the stabilizing rod 605, a user can drive the gear 609 to rotate through the transmission effect of the second worm gear 610 by rotating the second worm 608 on the mounting sliding blocks 603, as the gear 609 is meshed with the tooth groove at the top side of the sliding rail 604, the adjustment of the position of the mounting sliding blocks 603 is realized, the bottom side of the mounting sliding blocks 603 is provided with a test probe 607 for detecting voltage, the end of the test probe 607 contacts with the electrode of the battery unit to obtain the voltage information, the tail ends of the test probes 607 are connected with the contact pins 606 at the top through wires 611, the positions of the contact pins 606 arranged at the top of different mounting sliders 603 are distributed from left to right in sequence, the top ends of the contact pins 606 are contacted with the conductive strips 602, the conductive strips 602 are contacted with the corresponding contact pins 606 respectively, and meanwhile, the conductive strips 602 are arranged in parallel, the end parts of the conductive strips 602 are connected with corresponding sockets in the collecting sockets 601 at the side surface of the mounting seat 402, and voltage information obtained by all the mounting sliders 603 can be obtained by connecting the collecting sockets 601 during detection, wherein, because the tail ends of the conductive strips 602 are arranged at the top of the mounting sliders 603, when the mounting sliders 603 move, the corresponding contact pins 606 can always keep a contact state under the pushing action of the seventh springs 612, so that correct transmission of the voltage information is ensured, the test probe 607 can accurately acquire the voltage information of different units of the battery by adjusting the distance between the mounting sliding blocks 603, so that the operating efficiency is improved, because the distance between the battery units on a single battery is always unchanged, in order to increase the speed of adjusting the distance between the mounting sliding blocks 603, after the adjustment of the distance between the two mounting sliding blocks 603 is completed, a user can rotate the pushing rod 703 to release the clamping of the calibration block 702, then unscrew the calibration block 702 and slide the calibration block 702 between the two mounting sliding blocks 603 which are completed, at this time, the separation sheet 705 on the side surface of the second inclined surface block 706 can be inserted between the two mounting sliding blocks 603, at this time, the tapered structure at the end part of the pushing rod 703 can push the two second inclined surface blocks 706 to move to two sides until when the two separation sheets 705 respectively abut against the side surfaces of the adjacent mounting sliding blocks 603, and then the user only needs to adjust the distance between the rest of the mounting sliding blocks 603 through the distance recorded by the two separating sheets 705, so that the use efficiency is effectively improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a fuel cell stack voltage inspection device which is characterized in that, including mount (1), the both sides of mount (1) are connected with clamping structure (2), the side of clamping structure (2) is connected with fastening structure (3), the middle part of mount (1) is equipped with elevation structure (4), elevation structure (4) are connected with adjustment structure (5), test structure (6) are installed to elevation structure (4), the side of elevation structure (4) is connected with roll adjustment structure (7);
The clamping structure (2) comprises a hollow slide rod (201), two sides of the fixing frame (1) are respectively connected with the hollow slide rod (201) in a rotating mode, limiting blocks (202) are connected to the hollow slide rod (201) in a sliding mode, lifting rods (207) are connected to the side faces of the limiting blocks (202) in a rotating mode, side arms (203) are connected to the lifting rods (207) in a sliding mode, bottom end perpendicular fixedly connected with bottom plates (204) of the side arms (203) are connected with telescopic rods (205) in a sliding mode between the bottom plates (204), and storage holes (206) are formed in two sides of the fixing frame (1).
2. The fuel cell stack voltage inspection device according to claim 1, wherein: fastening structure (3) include first spring (302), the bottom fixedly connected with first spring (302) of lifter (207), the other end fixedly connected with traction block (303) of first spring (302), the cross-section of traction block (303) is the same with lifter (207) shape size, traction block (303) and inboard sliding connection of side arm (203), the middle part of traction block (303) is run through there is dwang (304), the one end sliding connection of dwang (304) has first fixture block (307), install third spring (306) between first fixture block (307) and dwang (304), first draw-in groove (308) have been seted up to the inboard of side arm (203), the tip of first fixture block (307) is through the looks block between first draw-in groove (308) and side arm (203).
3. The fuel cell stack voltage inspection device according to claim 2, wherein: the rotary rod (304) is rotationally connected with the traction block (303), the first clamping block (307) is of a cylindrical structure, the end part of the first clamping block (307) is of an inclined surface structure, the other end of the rotary rod (304) is slidably connected with the pressing rod (301), a second spring (305) is fixedly connected between the pressing rod (301) and the rotary rod (304), a sliding groove (309) is formed in the side face of the side arm (203), and the pressing rod (301) is slidably connected with the side arm (203) through the sliding groove (309).
4. The fuel cell stack voltage inspection device according to claim 1, wherein: the lifting structure (4) comprises a screw rod (403), two sides of the fixing frame (1) are respectively connected with the screw rod (403) in a rotating mode, threaded blocks (404) are connected to the screw rod (403) in a threaded mode, the threaded blocks (404) are connected with the fixing frame (1) in a sliding mode, and a mounting seat (402) is arranged between the two threaded blocks (404).
5. The fuel cell stack voltage inspection device according to claim 4, wherein: the inside rotation of mount (1) is connected with actuating lever (405), the both ends of actuating lever (405) are fixedly connected with first worm (406) respectively, the top fixedly connected with first worm wheel (407) of lead screw (403), intermesh between first worm (406) and first worm wheel (407), the middle part rotation of mount (1) is connected with adjusting sleeve (401), adjusting sleeve (401) and actuating lever (405) fixed connection.
6. The fuel cell stack voltage inspection device according to claim 4, wherein: the adjusting structure (5) comprises a first inclined surface block (502), two sides of the mounting seat (402) are respectively connected with a first inclined surface block (502) in a sliding mode, one end of the first inclined surface block (502) is fixedly connected with a second clamping block (503), a second clamping groove (504) is formed in the side face of the threaded block (404), the second clamping block (503) is clamped with the threaded block (404) through the second clamping groove (504), a sixth spring (505) is fixedly connected between the other end of the first inclined surface block (502) and the mounting seat (402), the bottom side of the mounting seat (402) is connected with a pressing block (501) in a sliding mode, and two ends of the pressing block (501) are respectively abutted to inclined side faces of the first inclined surface block (502) arranged on the same side.
7. The fuel cell stack voltage inspection device according to claim 4, wherein: the test structure (6) comprises a collection socket (601), the collection socket (601) is installed on the side face of the installation seat (402), a plurality of conducting strips (602) are fixedly connected to the installation seat (402), the conducting strips (602) are sequentially arranged adjacently, and one ends of the conducting strips (602) are sequentially electrically connected with inner pins of the collection socket (601).
8. The fuel cell stack voltage inspection device according to claim 7, wherein: the middle part fixedly connected with slide rail (604) of mount pad (402), the side parallel of slide rail (604) is equipped with stabilizer bar (605), fixed connection between stabilizer bar (605) and mount pad (402), sliding connection has a plurality of installation sliders (603) on stabilizer bar (605) and slide rail (604), the bottom of installation slider (603) is equipped with test probe (607), the tip electric connection of test probe (607) has wire (611), inside installation slider (603) is located to wire (611), the other end electric connection of wire (611) has conflict needle (606), conflict needle (606) and installation slider (603) sliding connection, fixedly connected with seventh spring (612) between the bottom of conflict needle (606) and installation slider (603), a plurality of conflict needle (606) on installation slider (603) are inconsistent with adjacent conducting strip (602) respectively in proper order.
9. The fuel cell stack voltage inspection device according to claim 8, wherein: the middle part of installation slider (603) rotates and is connected with second worm (608), the side of second worm (608) meshes there is second worm wheel (610), the middle part fixedly connected with gear (609) of second worm wheel (610), the side of gear (609) meshes with the top side of slide rail (604).
10. The fuel cell stack voltage inspection device according to claim 4, wherein: the distance adjusting structure (7) comprises a sliding shaft (701), the side fixedly connected with sliding shaft (701) of mount pad (402), sliding connection has calibration piece (702) on sliding shaft (701), calibration piece (702) one end threaded connection has push pole (703), the tip of push pole (703) is the toper structure, the both sides of push pole (703) are contradicted respectively and are had a second inclined plane piece (706), fixedly connected with eighth spring (707) between second inclined plane piece (706) and the calibration piece (702), the side perpendicular fixedly connected with separation piece (705) of second inclined plane piece (706), the side rotation of calibration piece (702) is connected with hook bar (704), third draw-in groove (708) have been seted up to the inboard of mount pad (402), the tip of hook bar (704) is through third draw-in groove (708) and mount pad (402) looks block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310836608.7A CN116840710A (en) | 2023-07-10 | 2023-07-10 | Fuel cell stack voltage inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310836608.7A CN116840710A (en) | 2023-07-10 | 2023-07-10 | Fuel cell stack voltage inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116840710A true CN116840710A (en) | 2023-10-03 |
Family
ID=88163154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310836608.7A Withdrawn CN116840710A (en) | 2023-07-10 | 2023-07-10 | Fuel cell stack voltage inspection device |
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| Country | Link |
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| CN (1) | CN116840710A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904055A (en) * | 2021-02-25 | 2021-06-04 | 东莞依美电感元件有限公司 | High-efficient common-differential-mode integrated inductor |
| CN117410654A (en) * | 2023-12-14 | 2024-01-16 | 长安绿电科技有限公司 | Lithium ion battery voltage adjustment structure |
| CN117929101A (en) * | 2024-03-21 | 2024-04-26 | 浙江康巴赫科技股份有限公司 | Device for testing service life of inner coating of pot |
-
2023
- 2023-07-10 CN CN202310836608.7A patent/CN116840710A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904055A (en) * | 2021-02-25 | 2021-06-04 | 东莞依美电感元件有限公司 | High-efficient common-differential-mode integrated inductor |
| CN112904055B (en) * | 2021-02-25 | 2024-03-15 | 东莞依美电感元件有限公司 | High-efficiency common-differential mode integrated inductor |
| CN117410654A (en) * | 2023-12-14 | 2024-01-16 | 长安绿电科技有限公司 | Lithium ion battery voltage adjustment structure |
| CN117410654B (en) * | 2023-12-14 | 2024-03-01 | 长安绿电科技有限公司 | Lithium ion battery voltage adjustment structure |
| CN117929101A (en) * | 2024-03-21 | 2024-04-26 | 浙江康巴赫科技股份有限公司 | Device for testing service life of inner coating of pot |
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Application publication date: 20231003 |
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