CN117249961A - Air-tight detection tool for air inlet of hydrogen fuel cell - Google Patents
Air-tight detection tool for air inlet of hydrogen fuel cell Download PDFInfo
- Publication number
- CN117249961A CN117249961A CN202311541547.8A CN202311541547A CN117249961A CN 117249961 A CN117249961 A CN 117249961A CN 202311541547 A CN202311541547 A CN 202311541547A CN 117249961 A CN117249961 A CN 117249961A
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- fixedly connected
- detection
- pieces
- fuel cell
- air inlet
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- 238000001514 detection method Methods 0.000 title claims abstract description 105
- 239000001257 hydrogen Substances 0.000 title claims abstract description 44
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 44
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000000446 fuel Substances 0.000 title claims abstract description 41
- 210000004027 cell Anatomy 0.000 claims description 38
- 238000003825 pressing Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 12
- 230000006978 adaptation Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 239000003381 stabilizer Substances 0.000 claims description 6
- 210000005056 cell body Anatomy 0.000 claims description 4
- 241000252254 Catostomidae Species 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 14
- 239000007789 gas Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- 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
Abstract
The invention belongs to the technical field of airtight detection, in particular to an airtight detection tool for an air inlet of a hydrogen fuel cell, aiming at the problem that a detection device is easy to loosen due to pressure change, thereby influencing detection accuracy. The airtight detection tool for the hydrogen fuel cell air inlet has the effect of improving the connection stability of the joint during detection, can assist in fixing the joint during use, can ensure the tight effect of the joint during fixing, and improves the detection accuracy.
Description
Technical Field
The invention relates to the technical field of airtight detection, in particular to an airtight detection tool for an air inlet of a hydrogen fuel cell.
Background
A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electric energy. The basic principle is that the reverse reaction of electrolyzed water supplies hydrogen and oxygen to the anode and the cathode respectively, and after hydrogen diffuses outwards through the anode and reacts with electrolyte, electrons are released and reach the cathode through an external load. The hydrogen fuel cell is environmentally friendly. It is by electrochemical reaction, not by combustion (gasoline, diesel) or energy storage (accumulator). As described above, the fuel cell generates only water and heat. If hydrogen is generated by renewable energy sources (photovoltaic panels, wind power generation and the like), the whole cycle is a complete process without harmful substance emission.
In order to ensure the normal operation of the hydrogen fuel cell during use, the hydrogen fuel cell needs to be subjected to air tightness detection after production.
When carrying out hydrogen fuel cell's air inlet gas tightness and examining, adopt to carry out the gas transmission to the air inlet is inside more, judge its gas tightness effect through device internal pressure, and when being connected to detection device and air inlet, its connection adopts pegging graft mostly, along with the gas transmission pressure variation, detects with the gas transmission pipeline can appear not hard up to influence the detection effect.
Disclosure of Invention
The invention discloses a tool for detecting the air tightness of an air inlet of a hydrogen fuel cell, which aims to solve the technical problems that in the prior art, when the air tightness of the air inlet of the hydrogen fuel cell is detected, air is transported to the inside of the air inlet, the air tightness effect is judged through the pressure in the device, and when a detection device is connected with the air inlet, the air inlet is connected with the detection device in an inserting way, and along with the change of the air transportation pressure, a detection air transportation pipeline is likely to loose, so that the detection effect is affected.
The invention provides an airtight detection tool for an air inlet of a hydrogen fuel cell, which comprises a detection base, wherein a placement frame is arranged in the detection base, four rubber supporting feet are fixedly connected to the bottom of the placement frame, the bottom ends of the four rubber supporting feet are in contact with the inner wall of the bottom of the detection base, an adjusting port is formed in the outer wall of one side of the detection base, a movable port is formed in the outer wall of one side of the placement frame, an adaptive adjusting component is arranged in the placement frame, a convenient taking and placing component is arranged on the outer walls of two sides of the detection base, and a detection stabilizing component is arranged in the detection base.
Through being provided with and placing frame, regulating mouth, movable mouth, rubber stabilizer blade, detect stable subassembly, convenient getting and put subassembly and adaptation regulating assembly, place frame and convenient sampling assembly and can be convenient for the staff to get the operation of putting to the battery body when using, and can play the cushioning effect when placing the frame whereabouts through the rubber stabilizer blade when using, improve the practicality of device; the adaptation adjusting component can adjust the position of the hydrogen fuel cell in real time according to the size of the hydrogen fuel cell so as to meet the adaptability requirement of the device; the detection stabilizing component can assist in fixing the elastic connector and the air inlet of the battery body when in detection and insertion, so that the connector is loose when the pressure is prevented from increasing, and the requirement of detection accuracy is met.
In a preferred scheme, the detection stabilizing assembly comprises an electric telescopic rod and a detection air pump, wherein the outer wall of the detection air pump is fixedly connected with two mounting frames, the bottoms of the two mounting frames are fixedly connected to the top of the detection base, one end of the electric telescopic rod is fixedly connected to one side inner wall of the detection base, the output end of the electric telescopic rod is fixedly connected with a detection base, and the outer walls of the two sides of the detection base are fixedly connected with gear plates; the detection base is characterized in that two mounting rod pieces are fixedly connected inside the detection base, the outer walls of the two mounting rod pieces are movably connected with driving tooth pieces, the outer walls of the two driving tooth pieces are fixedly connected with clamping rod pieces, one ends of the two clamping rod pieces are fixedly connected with fixing pieces, the inner wall of one side of the detection base is movably connected with two driven gear pieces, the two driving tooth pieces are respectively meshed with the two driven gear pieces, and the two driven gear pieces are respectively meshed with the two gear plates; the inner walls of two sides of the detection seat are fixedly connected with the same installation frame, an elastic joint is arranged in the installation frame, one end of the elastic joint is provided with a pressure sensor, the output end of the detection air pump is fixedly connected with a conveying pipe, and the output end of the conveying pipe is fixedly connected with the inside of the elastic joint; one of them one side outer wall fixedly connected with two setting elements of setting element, two location interfaces have been seted up to one side outer wall of another setting element, the outer wall of two setting elements contacts with the inner wall of two location interfaces respectively, and the inner wall of two setting elements all is equipped with sealing gasket, the inner wall of two sealing gaskets all contacts with the outer wall of elastic joint, the inner wall equal distance of two setting elements is equipped with a plurality of elastic rod pieces, the outer wall of a plurality of elastic rod pieces contacts with the outer wall of two sealing gasket respectively.
Through being provided with the detection stability subassembly, it is fixed to detect stability subassembly and carry out automatic centre gripping to it along with the removal of elastic joint when being connected elastic joint and battery body to guarantee the stability in the testing process, improve the detection effect, it appears to lead to the condition that the joint appears not hard up along with pressure variation when avoiding detecting, can carry out auxiliary seal to the junction of elastic joint and battery body when carrying out the centre gripping fixedly simultaneously, it is not inseparable enough to avoid elastic joint and battery body's air inlet junction to be connected in the testing process, influence the detection degree of accuracy, thereby further improve the result of use of device.
In a preferred scheme, the convenient taking and placing assembly comprises mounting seats, wherein the outer walls of one side of the two mounting seats are fixedly connected with the outer walls of two sides of the detection base respectively, the tops of the two mounting seats are fixedly connected with two fixed rod pieces, and the outer walls of the two fixed rod pieces on the same side are movably connected with the same lower pressing plate; two connecting wires are fixedly connected to the tops of the two lower pressing plates, and one ends of the four connecting wires are fixedly connected with the top of the placement frame; two the installing port has all been seted up to one side outer wall of mount pad, and the equal fixedly connected with expansion spring pole of one side inner wall of two installing ports, the equal fixedly connected with of one end of two expansion spring poles connects the member, and the equal fixedly connected with locating part of one end of two connection members, and two locating parts all are located the below of two holding down plates.
Through being provided with convenient getting and putting the subassembly, convenient getting and putting the subassembly and can go up and down placing the frame when using auxiliary staff, thereby get the battery body through the staff of being convenient for that rises it and put to the work when having increased the device use gets and puts efficiency, and convenient getting when getting and putting the subassembly can be fixed to the position of placing the frame voluntarily, has further increased the simple operation nature of device.
In a preferred scheme, the adaptive adjusting assembly comprises adjusting frames, wherein the outer walls of the three adjusting frames are contacted with the inner wall of the placing frame, screw rods are movably connected to the outer walls of one sides of the three adjusting frames, one ends of the three screw rods are respectively and movably connected to the inner wall of one side of the three adjusting frames, and the other ends of the three screw rods are fixedly connected with adjusting knobs; the outer wall of three equal swing joint of lead screw has two moving parts, and the equal swing joint of inside of six moving parts has the connecting rod, and two connecting rod one end equal swing joint that are in on the same vertical face has same regulation bottom plate, and the top of three regulation bottom plate all is equipped with four fixed sucking discs, and is in same regulation bottom plate four fixed sucking disc tops all to be equipped with same battery body.
Through being provided with the adaptation adjusting part, the adaptation adjusting part can finely tune the height of battery body when using, can adjust its transverse position simultaneously for the device can be when detecting the hydrogen fuel cell of different specification and dimension and can carry out real-time adjustment, thereby increase practicality and the application effect when the device uses, and can fix battery body through fixed sucking disc when adjusting and detecting, guarantees the detection effect.
Therefore, the airtight detection tool for the hydrogen fuel cell air inlet has the effect of improving the connection stability of the joint during detection, can assist in fixing the joint during use, can ensure the tight effect of the joint during fixing, and improves the detection accuracy.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a tool for detecting the air tightness of an air inlet of a hydrogen fuel cell;
fig. 2 is a schematic diagram of the overall front view structure of a tool for detecting the air tightness of an air inlet of a hydrogen fuel cell according to the present invention;
FIG. 3 is a schematic diagram of a detection stabilizing assembly of the air inlet tightness detection tool for a hydrogen fuel cell according to the present invention;
FIG. 4 is a schematic diagram of a combination structure of a pressure sensor and a fixing member of a tool for detecting the air tightness of an air inlet of a hydrogen fuel cell according to the present invention;
fig. 5 is a schematic diagram of a combined structure of a placement frame and a battery body of a hydrogen fuel cell air inlet tightness detection tool according to the present invention;
fig. 6 is a schematic structural diagram of a convenient taking and placing assembly of the air inlet tightness detection tool for the hydrogen fuel cell provided by the invention;
fig. 7 is a schematic structural diagram of an adapting and adjusting assembly of a tool for detecting the air tightness of an air inlet of a hydrogen fuel cell according to the present invention.
In the figure: 1. detecting a base; 2. a battery body; 3. placing a frame; 4. an adjustment port; 5. the assembly is convenient to take and place; 501. a mounting base; 502. a fixed rod piece; 503. a connecting wire; 504. a lower pressing plate; 505. a limiting piece; 506. a connecting rod piece; 507. a telescoping spring rod; 6. detecting a stabilizing component; 601. detecting an air pump; 602. a delivery tube; 603. detecting a connecting seat; 604. clamping the rod piece; 605. a gear plate; 606. installing a rod piece; 607. driving the tooth member; 608. an electric telescopic rod; 609. an elastic joint; 610. a mounting frame; 611. a fixing member; 612. a positioning piece; 613. an elastic rod member; 614. a sealing gasket; 615. positioning an interface; 616. a driven gear member; 7. an adaptation adjustment assembly; 701. an adjusting frame; 702. fixing a sucker; 703. adjusting the bottom plate; 704. a connecting rod; 705. a movable member; 706. an adjustment knob; 707. a screw rod; 8. rubber feet; 9. a pressure sensor; 10. and a movable opening.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
The invention discloses a gas tightness detection tool for an air inlet of a hydrogen fuel cell, which is mainly applied to a scene that a detection device is easy to loosen due to pressure change, so that detection accuracy is affected.
Referring to fig. 1-7, a gas tightness detection frock of hydrogen fuel cell air inlet, including detecting base 1, detect the inside of base 1 and be equipped with and place frame 3, place the bottom fixedly connected with four rubber stabilizer blade 8 of frame 3, and the bottom of four rubber stabilizer blade 8 all contacts with the bottom inner wall of detecting base 1, detect the one side outer wall of base 1 and seted up adjustment mouth 4, place the one side outer wall of frame 3 and seted up movable mouth 10, and place the inside of frame 3 and be provided with adaptation adjusting part 7, detect the both sides outer wall of base 1 and all be provided with convenient getting and put subassembly 5, and detect the inside of base 1 and be provided with and detect stable subassembly 6.
Specifically, the placing frame 3 and the convenient sampling assembly can facilitate the staff to take and place the battery body 2 when in use, and the rubber support legs 8 can play a buffering role when the placing frame 3 falls when in use, so that the practicability of the device is improved; the adaptation and adjustment assembly 7 can adjust the position of the hydrogen fuel cell in real time according to the size of the hydrogen fuel cell so as to meet the adaptability requirement of the device; the detection stabilizing assembly 6 can assist in fixing the elastic connector 609 with the air inlet of the battery body 2 during detection of plugging, so that loosening of the connector during pressure increase is avoided, and the detection accuracy requirement is met.
Referring to fig. 1, 3 and 4, in a preferred embodiment, the detection stabilizing assembly 6 includes an electric telescopic rod 608 and a detection air pump 601, wherein two mounting frames are fixedly connected to the outer wall of the detection air pump 601, the bottoms of the two mounting frames are fixedly connected to the top of the detection base 1, one end of the electric telescopic rod 608 is fixedly connected to one side inner wall of the detection base 1, the output end of the electric telescopic rod 608 is fixedly connected to a detection base 603, and the outer walls of two sides of the detection base 603 are fixedly connected to gear plates 605; the inside of the detection base 1 is fixedly connected with two mounting rod pieces 606, the outer walls of the two mounting rod pieces 606 are connected with driving tooth pieces 607 through bearings, the outer walls of the two driving tooth pieces 607 are fixedly connected with clamping rod pieces 604, one ends of the two clamping rod pieces 604 are fixedly connected with fixing pieces 611, the inner wall of one side of the detection base 1 is rotationally connected with two driven gear pieces 616, the two driving tooth pieces 607 are respectively meshed with the two driven gear pieces 616, and the two driven gear pieces 616 are respectively meshed with the two gear plates 605; the inner walls of the two sides of the detection seat 603 are fixedly connected with the same installation frame 610, an elastic joint 609 is arranged in the installation frame 610, one end of the elastic joint 609 is provided with a pressure sensor 9, the output end of the detection air pump 601 is fixedly connected with a conveying pipe 602, and the output end of the conveying pipe 602 is fixedly connected with the inside of the elastic joint 609; two locating pieces 612 are fixedly connected to one side outer wall of one fixing piece 611, two locating interfaces 615 are formed in one side outer wall of the other fixing piece 611, the outer walls of the two locating pieces 612 are respectively contacted with the inner walls of the two locating interfaces 615, sealing gaskets 614 are respectively arranged on the inner walls of the two fixing pieces 611, the inner walls of the two sealing gaskets 614 are respectively contacted with the outer walls of the elastic connectors 609, a plurality of elastic rods 613 are arranged at equal distances on the inner walls of the two fixing pieces 611, and the outer walls of the plurality of elastic rods 613 are respectively contacted with the outer walls of the two sealing gaskets 614.
Specifically, when the detection plug-in connection is performed, the electric telescopic rod 608 is started, the detection seat 603 is driven to move with the gear plate 605 by the electric telescopic rod 608, at this time, because the gear plate 605 is meshed with the driven gear piece 616, the driven gear piece 616 is meshed with the driving gear piece 607, so that the driving gear piece 607 rotates, the elastic joint 609 drives the pressure sensor 9 to be plugged into the air inlet, the clamping rod 604 drives the fixing piece 611 to fix the pressure sensor 9, meanwhile, the fixing piece 611 can be attached to the elastic joint 609 and the outer wall of the air inlet by the elastic rod 613 in the fixing piece 611, so that the sealing gasket 614 is sealed, after the plug-in connection and the fixing are completed, the detection air pump 601 is started, and the detection air pump 601 conveys air into the air inlet through the conveying pipe 602, and detects the pressure change in the battery body 2 by the pressure sensor 9, so that the air tightness of the air inlet is detected;
in specific application scenario, detect stable subassembly 6 and be applicable to the airtight detection grafting link of hydrogen fuel cell, detect stable subassembly 6 promptly and carry out automatic clamping to it along with the removal of elastic joint 609 when being connected elastic joint 609 with battery body 2, in order to guarantee the stability in the testing process, improve the detection effect, avoid when detecting along with pressure variation leading to the condition that the junction appears not hard up to appear, can carry out auxiliary seal to the junction of elastic joint 609 and battery body 2 when carrying out clamping fixation simultaneously, avoid elastic joint 609 and battery body 2's air inlet junction to be connected inseparable, influence the detection degree of accuracy in the testing process, thereby further improve the result of use of device.
Referring to fig. 1, 5 and 6, in a preferred embodiment, the convenient picking and placing assembly 5 includes mounting seats 501, one side outer walls of the two mounting seats 501 are fixedly connected with two side outer walls of the detection base 1 respectively, two fixing rods 502 are fixedly connected to the tops of the two mounting seats 501, and two lower pressure plates 504 are slidably connected to the outer walls of the two fixing rods 502 on the same side; two connecting wires 503 are fixedly connected to the tops of the two lower pressing plates 504, and one ends of the four connecting wires 503 are fixedly connected to the top of the placement frame 3; the installing ports are all offered to the outer wall of one side of two mount pads 501, and the equal fixedly connected with expansion spring pole 507 of one side inner wall of two installing ports, the equal fixedly connected with of one end of two expansion spring poles 507 is connected with member 506, and the equal fixedly connected with locating part 505 of one end of two connection members 506, and two locating parts 505 all are located the below of two holding down plates 504.
Specifically, during detection and use, a worker can move on the fixed rod 502 by pressing the pressing plate 504, then pulls the connecting line 503 through the pressing plate 504, and then pulls the placement frame 3 to ascend through the connecting line 503, the pressing plate 504 can be contacted with the limiting piece 505 when descending, at the moment, the telescopic spring rod 507 can stretch due to pressure, so that the pressing plate 504 is driven to reset when moving below the limiting piece 505, and the pressing plate 504 is limited and fixed, at the moment, the battery body 2 is installed and placed in the placement frame 3, after the installation is completed, the connecting rod 506 is pulled, the limiting piece 505 is separated from the pressing plate 504, and the pressing plate 504 and the placement frame 3 are reset under the driving of gravity;
in specific application scenario, convenient getting and putting subassembly 5 is applicable to the battery body 2 around detecting place and collect the link, even if swift get and put subassembly 5 can be when using assist the staff go up and down to place frame 3, thereby be convenient for the staff get and put battery body 2 through rising it to the work when having increased the device use gets and puts efficiency, and when getting and put convenient getting and put subassembly 5 can be to place frame 3's position and carry out automatic fixation, further increased the simple operation nature of device.
Referring to fig. 2, 5 and 7, in a preferred embodiment, the adapting adjusting assembly 7 includes an adjusting frame 701, outer walls of the three adjusting frames 701 are all in contact with an inner wall of the placement frame 3, one side outer walls of the three adjusting frames 701 are all connected with screw rods 707 through bearings, one ends of the three screw rods 707 are respectively rotatably connected to one side inner wall of the three adjusting frames 701, and the other ends of the three screw rods 707 are all fixedly connected with adjusting knobs 706; the outer wall of three lead screw 707 has two movable parts 705 through threaded connection, and the inside of six movable parts 705 all rotates and is connected with connecting rod 704, and two connecting rod 704 one end that is located same vertical face all rotates and is connected with same regulation bottom plate 703, and the top of three regulation bottom plate 703 all is equipped with four fixed sucking disc 702, and is located four fixed sucking disc 702 tops on same regulation bottom plate 703 and all is equipped with same battery body 2.
Specifically, before detection, the operator can conveniently rotate the adjusting knob 706 through the adjusting port 4, at this moment, the operator rotates the adjusting knob 706 according to the size of the battery body 2, the operator can drive the screw rod 707 to rotate through the adjusting knob 706, and then the screw rod 707 drives the movable piece 705 to move, at this moment, the movable piece 705 moves towards the opposite side, so as to drive the connecting rod 704 to rotate, and the connecting rod 704 drives the adjusting bottom plate 703 to lift and adjust the height of the battery body 2, and meanwhile, the adjusting frame 701 can transversely move inside the placing frame 3 as required until the air inlet of the battery body 2 moves to a detection point;
in specific application scenario, adaptation adjusting part 7 is applicable to before the detection cell body 2 position adjustment link, and adaptation adjusting part 7 can finely tune the height of cell body 2 when using promptly, can adjust its transverse position simultaneously for the device can be when detecting the hydrogen fuel cell of different specification and dimension and can carry out real-time regulation, thereby practicality and the result of application when increasing the device use, and can fix cell body 2 through fixed sucking disc 702 when adjusting and detecting, guarantees the detection effect.
Working principle: when the battery body 2 is installed and placed in the placement frame 3, after the installation is completed, the connecting rod 506 is pulled, so that the limiting piece 505 is separated from the lower pressing plate 504, and the lower pressing plate 504 is driven by gravity to reset the placement frame 3; before detection, a worker rotates an adjusting knob 706 according to the size of the battery body 2, the adjusting knob 706 can drive a screw rod 707 to rotate, and then the screw rod 707 drives a movable piece 705 to move, at the moment, the movable piece 705 moves towards the opposite side, so that a connecting rod 704 is driven to rotate, the connecting rod 704 drives an adjusting bottom plate 703 to lift and adjust the height of the battery body 2, and meanwhile, an adjusting frame 701 can transversely move inside a placing frame 3 as required until an air inlet of the battery body 2 moves to a detection point; when detecting grafting, start electric telescopic rod 608, drive through electric telescopic rod 608 and detect seat 603 and gear board 605 and remove, at this moment because gear board 605 meshes with driven gear piece 616, driven gear piece 616 meshes with drive tooth piece 607, thereby make drive tooth piece 607 rotate, and then make clamping lever 604 drive mounting 611 fixed to it when the inside pressure sensor 9 of elastic joint 609 is pegged graft to the air inlet, simultaneously mounting 611 can make sealing washer 614 and elastic joint 609, the outer wall of air inlet laminating mutually, thereby seal it, accomplish grafting and fixed back, start detection air pump 601, detect air pump 601 and carry gas to the air inlet inside through conveyer pipe 602, and detect the inside pressure variation of battery body 2 through pressure sensor 9, thereby detect the gas tightness of air inlet.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a hydrogen fuel cell air inlet airtight detection frock, includes detects base (1), its characterized in that, the inside of detecting base (1) is equipped with places frame (3), and the bottom fixedly connected with of placing frame (3) four rubber stabilizer blade (8), and the bottom of four rubber stabilizer blade (8) all contacts with the bottom inner wall of detecting base (1), regulation mouth (4) have been seted up to one side outer wall of detecting base (1), and movable mouth (10) have been seted up to one side outer wall of placing frame (3), and the inside of placing frame (3) is provided with adaptation regulation subassembly (7), the both sides outer wall of detecting base (1) all is provided with convenient getting and puts subassembly (5), and the inside of detecting base (1) is provided with detects stabilizing assembly (6).
2. The airtight detection tool for the air inlet of the hydrogen fuel cell according to claim 1, wherein the detection stabilizing component (6) comprises an electric telescopic rod (608) and a detection air pump (601), two installation frames are fixedly connected to the outer wall of the detection air pump (601), the bottoms of the two installation frames are fixedly connected to the top of the detection base (1), one end of the electric telescopic rod (608) is fixedly connected to one side inner wall of the detection base (1), the output end of the electric telescopic rod (608) is fixedly connected with a detection base (603), and gear plates (605) are fixedly connected to the outer walls of two sides of the detection base (603).
3. The tool for detecting the air tightness of the air inlet of the hydrogen fuel cell according to claim 2, wherein the inside of the detection base (1) is fixedly connected with two mounting rod pieces (606), the outer walls of the two mounting rod pieces (606) are movably connected with driving tooth pieces (607), the outer walls of the two driving tooth pieces (607) are fixedly connected with clamping rod pieces (604), one ends of the two clamping rod pieces (604) are fixedly connected with fixing pieces (611), one side inner wall of the detection base (1) is movably connected with two driven gear pieces (616), the two driving tooth pieces (607) are respectively meshed with the two driven gear pieces (616), and the two driven gear pieces (616) are respectively meshed with the two gear plates (605).
4. The air-tight detection tool for the air inlet of the hydrogen fuel cell according to claim 3, wherein the inner walls of two sides of the detection seat (603) are fixedly connected with the same installation frame (610), an elastic joint (609) is arranged in the installation frame (610), one end of the elastic joint (609) is provided with a pressure sensor (9), the output end of the detection air pump (601) is fixedly connected with a conveying pipe (602), and the output end of the conveying pipe (602) is fixedly connected with the inside of the elastic joint (609).
5. The air-tight detection tool for the air inlet of the hydrogen fuel cell according to claim 4, wherein one side outer wall of one fixing piece (611) is fixedly connected with two positioning pieces (612), one side outer wall of the other fixing piece (611) is provided with two positioning interfaces (615), the outer walls of the two positioning pieces (612) are respectively contacted with the inner walls of the two positioning interfaces (615), the inner walls of the two fixing pieces (611) are respectively provided with sealing gaskets (614), the inner walls of the two sealing gaskets (614) are respectively contacted with the outer walls of the elastic connectors (609), the inner walls of the two fixing pieces (611) are equally provided with a plurality of elastic rods (613), and the outer walls of the plurality of elastic rods (613) are respectively contacted with the outer walls of the two sealing gaskets (614).
6. The assembly for detecting the air inlet tightness of the hydrogen fuel cell according to claim 1, wherein the convenient taking and placing assembly (5) comprises mounting seats (501), one side outer walls of the two mounting seats (501) are fixedly connected with two side outer walls of the detection base (1) respectively, two fixing rod pieces (502) are fixedly connected to the tops of the two mounting seats (501), and the same lower pressing plate (504) is movably connected to the outer walls of the two fixing rod pieces (502) on the same side.
7. The tool for detecting the air tightness of the air inlet of the hydrogen fuel cell according to claim 6, wherein two connecting wires (503) are fixedly connected to the tops of the two pressing plates (504), and one ends of the four connecting wires (503) are fixedly connected to the top of the placement frame (3).
8. The tool for detecting the air tightness of the air inlet of the hydrogen fuel cell according to claim 7, wherein the two mounting seats (501) are provided with mounting openings on one side outer wall, one side inner wall of each mounting opening is fixedly connected with a telescopic spring rod (507), one ends of each telescopic spring rod (507) are fixedly connected with a connecting rod piece (506), one ends of each connecting rod piece (506) are fixedly connected with a limiting piece (505), and each limiting piece (505) is located below each lower pressing plate (504).
9. The air inlet airtight detection tool for the hydrogen fuel cell according to claim 1, wherein the adapting adjusting assembly (7) comprises an adjusting frame (701), the outer walls of the three adjusting frames (701) are contacted with the inner wall of the placing frame (3), screw rods (707) are movably connected to the outer walls of one sides of the three adjusting frames (701), one ends of the three screw rods (707) are movably connected to the inner walls of one sides of the three adjusting frames (701) respectively, and the other ends of the three screw rods (707) are fixedly connected with adjusting knobs (706).
10. The air inlet airtight detection tool for the hydrogen fuel cell according to claim 9, wherein the outer walls of three screw rods (707) are movably connected with two movable pieces (705), the interiors of the six movable pieces (705) are movably connected with connecting rods (704), one ends of the two connecting rods (704) on the same vertical surface are movably connected with the same adjusting bottom plate (703), four fixing suckers (702) are arranged at the top of the three adjusting bottom plates (703), and the tops of the four fixing suckers (702) on the same adjusting bottom plate (703) are provided with the same cell body (2).
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