CN117213734B - Air tightness detection equipment and method for power battery module - Google Patents
Air tightness detection equipment and method for power battery module Download PDFInfo
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- CN117213734B CN117213734B CN202311470559.6A CN202311470559A CN117213734B CN 117213734 B CN117213734 B CN 117213734B CN 202311470559 A CN202311470559 A CN 202311470559A CN 117213734 B CN117213734 B CN 117213734B
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000007791 dehumidification Methods 0.000 claims abstract description 26
- 239000000428 dust Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims description 31
- 238000004140 cleaning Methods 0.000 claims description 26
- 239000002274 desiccant Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 13
- 238000007605 air drying Methods 0.000 abstract description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention belongs to the field of battery module detection, and discloses power battery module airtight detection equipment and a method. Through the cooperation of inflation cover, aerating device, gas tube, dwang, first dehumidification net, filter, second dehumidification net, fan, heating piece is used and is convenient for make the inflation cover in the air drying, is convenient for carry out the gas tightness to battery module and detects, can not influence battery module's detection effect because of dust and humidity in the air, convenient to use.
Description
Technical Field
The invention belongs to the technical field of battery module detection, and particularly relates to power battery module airtight detection equipment and method.
Background
The power battery module comprises a battery accommodating assembly, a battery pack, a power connecting piece, a power connecting wire, a wire harness buckle and a signal acquisition assembly, wherein the battery accommodating assembly comprises a plurality of partition boards, and adjacent partition boards are detachably connected with each other. The wire harness buckle comprises a body with a wiring groove. The signal acquisition component comprises a substrate, a signal acquisition line, a signal acquisition element and a signal acquisition terminal, wherein the signal acquisition line is formed by a sheet-shaped conductive metal piece paved on the substrate, the signal acquisition element is arranged on the substrate and is connected with the signal acquisition line, and the signal acquisition terminal is arranged on the substrate and is provided with a first end connected with the signal acquisition line and a second end electrically connected with the power connection piece. According to the power battery module provided by the embodiment of the invention, the battery accommodating assembly can conveniently expand the number and connection form of the batteries according to the actual requirements of customers on the power battery module. In order to avoid the air tightness of the battery module from reaching the standard due to leakage of the battery module, the air tightness of the power battery module needs to be detected.
As the chinese patent with patent publication number CN217542250U discloses a lithium battery pack detection platform, through setting up conveying platform, set up lithium battery pack on conveying platform, set up clamping part on conveying platform, clamping part moves through moving mechanism, clamping part sets up a plurality of, clamping part encloses into card and space, lithium battery pack sets up in card and space, when conveying platform's top sets up detection device conveying platform and moves the detection device below, detection device's inflation shield descends through elevating system and establishes the lithium battery cover in the inflation shield and carries out the gas tightness and detect, clamping part moves through moving mechanism and encloses into different size's card and space and then carries out the centre gripping to the lithium battery pack of different models, manufacturing cost is reduced, battery pack fixing frock has been solved and needs to correspond the change problem of different model battery packs, thereby detection efficiency has been improved.
Disclosure of Invention
Aiming at the problems that the air in an air cover cannot be dried in the prior art, the air in the air cover is moist, so that the air tightness detection effect of a battery module is easy to be reduced, and the detection effect of the battery module is influenced, the invention provides the following technical scheme:
the utility model provides a airtight check out test set of power battery module, the on-line screen storage device comprises a base, the top fixedly connected with mounting bracket of base, the top of base just is located the bottom fixedly connected with fixing device of mounting bracket, the top of mounting bracket is provided with detection device, one side of detection device just is located the middle part fixedly connected with electric telescopic handle of mounting bracket, the bottom fixedly connected with inflation cover of electric telescopic handle, the both sides of electric telescopic handle just are located the top of mounting bracket are provided with aerating device, one side fixedly connected with inflation tube of aerating device, the one end and the top fixedly connected with of inflation cover of inflation tube, aerating device's opposite side fixedly connected with drying box, one side fixedly connected with exhaust pipe of drying box, the one end of exhaust pipe and the both sides fixedly connected with of inflation cover, the top of inflation cover has been seted up the mouth, the bottom of inflation mouth is provided with the dwang, the top rotation of dwang is connected with the connecting plate, the one end and the inner wall fixedly connected with of inflation cover of connecting plate, the bottom of connecting plate just is located the inner wall fixedly connected with heating block of inflation cover, the bottom of heating block is provided with the fixed plate, the middle part fixedly connected with filter of fixed plate is provided with first dehumidification net, the surface fixedly connected with of air-handling device, the surface fixedly connected with of dwang and the inside rotation piece and the inside rotation shaft of rotation piece is provided with the rotation shaft, the rotation of rotation piece is provided with both ends of rotation piece, the rotation piece.
As the preference of above-mentioned technical scheme, aerating device sets up with electric telescopic handle's central symmetry, and electric telescopic handle's one end passes the top of mounting bracket and extends to the bottom of mounting bracket, and dry box is located the top of mounting bracket, and its and mounting bracket fixed connection, and detecting device is located aerating device's rear side.
As the preference of above-mentioned technical scheme, the gas tube passes through the inflation inlet and inflates the cover intercommunication, and the quantity of dwang has two, and it sets up with the central symmetry of inflation cover, and the dwang is located the both sides of dwang, and the dwang sets up with the central symmetry of dwang, and the dwang is located the bottom of connecting plate.
As the preference of above-mentioned technical scheme, the second dehumidification net is located the front and back both sides of turning block, and the inside fixedly connected with of turning block is placed the box, and two are placed between the box position second dehumidification net, and the drier is arranged in two and is placed the box, and the drying box is arranged in the both sides of axis of rotation, and the bottom fixedly connected with worm of dwang, one side meshing of worm has the worm wheel.
As the preference of above-mentioned technical scheme, the middle part fixedly connected with connecting axle of worm wheel, the both ends of connecting axle all rotate with the inner wall of inflatable hood and are connected, and the bottom of worm wheel is provided with cleaning device, and the rear side of worm wheel is provided with the mounting panel, and first dehumidification net forms dry chamber with the fixed plate, and the exhaust pipe is linked together with inflatable hood inside.
As the preference of above-mentioned technical scheme, cleaning device includes the connecting rod, and the connecting rod rotates with the mounting panel to be connected, and the one end fixedly connected with activity telescopic link of connecting rod, the one end of activity telescopic link begins to have the removal groove, and one side surface fixedly connected with removal axle that is close to the activity telescopic link of worm wheel removes axle and removes groove swing joint, the bottom fixedly connected with gear of activity telescopic link, the bottom meshing of gear has the rack, the bottom fixedly connected with movable plate of rack, the bottom fixedly connected with cleaning wheel of movable plate.
As the preference of above-mentioned technical scheme, mounting panel and the top fixed connection of movable plate, the one end inside that movable telescopic link is close to the gear is provided with compression spring, compression spring's one end and rack fixed connection, and the exhaust hole has been seted up at the top of movable plate, and the cleaning wheel is located the top of filter, and the cleaning wheel is located the bottom of movable plate and is the equidistance and distributes, and the material of cleaning wheel is the silica gel material.
The invention also provides a method for using the airtight detection equipment of the power battery module, which comprises the following steps:
step one: firstly, a battery module is placed on a base, the battery module is fixed through a fixing device, and then an electric telescopic rod is started to enable an inflatable cover to move downwards to the top of the base, so that the battery module is fixed inside the sealed inflatable cover;
step two: then starting the heating block to increase the temperature of the air charging cover, starting the air charging device to convey air into the air charging cover through the air charging pipe, enabling the rotating rod to rotate by the air when the air enters the air charging cover through the air charging opening, enabling the rotating rod to drive the rotating block and the second dehumidifying net to rotate, enabling a fan in the rotating block to rotate at the same time, drying the air in the air charging cover by using the drying agent, and enabling the dried air to move downwards through the air discharging hole and the filter plate;
step three: when the rotating rod rotates, the worm is driven to rotate, the worm drives the connecting shaft to rotate, the connecting shaft changes in position along with the rotation of the worm, the movable telescopic rod is driven to shake, the movable telescopic rod is driven to rotate by the shaking, the gear drives the rack to move, the rack drives the moving plate to reciprocate left and right, the cleaning wheel at the bottom of the moving plate can keep reciprocating movement, dust on the surface of the filter plate is cleaned, the filter plate is kept in a clean state, and the filter plate has sufficient filtering capability;
step four: finally, the dried air moves downwards through the exhaust hole and the filter plate, enters into the drying cavity, is dehumidified again through the first dehumidification net, so that the air in the air inflation cover is kept dry, the battery module is detected by the detection device, and after detection, the air in the air inflation cover enters into the drying box through the exhaust pipe to be dried, and returns to the inside of the air inflation device, so that the air inflation cover is convenient to recycle.
The beneficial effects of the invention are as follows:
1. through the cooperation of inflation cover, aerating device, the gas tube, the dwang, first dehumidification net, the filter, the second dehumidification net, the fan, the heating piece is used, it is inside to carry the inflation cover through the gas tube with air through aerating device, through making the dwang drive the dwang rotate, make first two dehumidification piece and fan dry dehumidification to the air, the air filters through the filter, reduce the empty dust of air, the dehumidification is carried out once more through first dehumidification net to the rethread, be convenient for make the interior air drying of inflation cover, be convenient for carry out the gas tightness detection to the battery module, can not influence the detection effect of battery module because of dust and humidity in the air, convenient to use.
2. Through dwang, worm wheel, worm, connecting axle, movable rod, movable groove, the gear, the rack, the cooperation of movable plate and clean wheel is used, drive worm and worm wheel through the dwang and rotate, the connecting axle is following the rotation of worm wheel and take place the position change, and then drive movable telescopic link and shake, the movable telescopic link that shakes drives the gear rotation, the gear then drives the rack and removes, the rack drives the movable plate and controls reciprocating motion, let the clean wheel of movable plate bottom can keep reciprocating motion, be stained with the dust on filter surface clean, let the filter keep clear state, keep having sufficient filtration ability.
Drawings
FIG. 1 shows a schematic overall structure of an embodiment of the present invention;
FIG. 2 shows a view of the internal structure of an inflatable enclosure of an embodiment of the invention;
FIG. 3 shows a block diagram of a filter board according to an embodiment of the invention;
FIG. 4 is a view showing an internal construction of a fixing plate according to an embodiment of the present invention;
FIG. 5 shows a block diagram of the interior of a rotor block according to an embodiment of the present invention;
FIG. 6 shows a front view of a turning block according to an embodiment of the present invention;
FIG. 7 shows a block diagram of an adjustment device according to an embodiment of the present invention;
FIG. 8 shows a block diagram of a movable telescopic rod according to an embodiment of the present invention;
fig. 9 shows a method flow diagram of an embodiment of the invention.
In the figure: 1. a base; 2. a mounting frame; 3. a fixing device; 4. a detection device; 5. an electric telescopic rod; 6. an inflatable hood; 7. an inflator; 8. an inflation tube; 9. a drying box; 10. an exhaust pipe; 11. a rotating lever; 12. a heating block; 13. a fixing plate; 14. a filter plate; 15. a first dehumidifying net; 16. a rotating block; 17. a second dehumidifying net; 18. placing a box; 19. a rotating shaft; 20. a fan; 21. a worm; 22. a worm wheel; 23. a connecting shaft; 24. a cleaning device; 241. a movable telescopic rod; 242. a movable shaft; 243. a gear; 244. a rack; 245. a moving plate; 246. and (3) cleaning the wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments.
The invention provides airtight detection equipment for a power battery module, which comprises a base 1, wherein the top of the base 1 is fixedly connected with a mounting frame 2, the top of the base 1 is fixedly connected with an exhaust pipe 10, one end of the exhaust pipe 10 is fixedly connected with two sides of the air cover 6, an air charging port is formed in the top of the air cover 6, one side of the air charging port is provided with a rotating rod 11, the top of the rotating rod 11 is rotatably connected with a connecting plate, the bottom of the electric telescopic rod 5 is fixedly connected with an air charging cover 6, two sides of the electric telescopic rod 5 are fixedly connected with air charging devices 7, one side of the air charging device 7 is fixedly connected with an air charging pipe 8, one end of the air charging pipe 8 is fixedly connected with the top of the air charging cover 6, the other side of the air charging device 7 is fixedly connected with a drying box 9, one side of the drying box 9 is fixedly connected with an exhaust pipe 10, one end of the exhaust pipe 10 is fixedly connected with two sides of the air charging cover 6, the top of the air charging cover 6 is provided with an air charging port, the bottom of the air charging port is provided with a rotating rod 11, one end of the connecting plate is rotatably connected with the inner wall of the air charging cover 6, the bottom of the connecting plate is fixedly connected with the air charging cover 6, two inner wall of the connecting plate 12 are fixedly connected with the inner wall of the air charging cover 6, two ends of the air charging plate are fixedly connected with a rotating plate 12, two ends of a rotating plate 13 are fixedly connected with a drying net 13 are fixedly connected with a rotating plate 16, two ends of a rotating plate 13 are fixedly connected with a rotating plate 13, two ends of a rotating net 13 are fixedly connected with a rotary drying net 13 is fixedly connected with two ends, and two ends of a rotary net 13 are fixedly connected with a rotary drying net 13, and the two-phase and the two-shaped drying net 13 is fixedly connected with the two and the two-phase drying net 13.
The battery module is placed on the base 1, the battery module is fixed through the fixing device 3, the electric telescopic rod 5 is started, the inflatable hood 6 moves downwards, the battery module is fixed at the top of the base 1, the heating block 12 is started to improve the temperature of the inflatable hood 6, the inflatable device 7 is started to convey air to the inside of the inflatable hood 6 through the inflation tube 8, when the air enters the inside of the inflatable hood 6 through the inflation opening, the air enables the rotating rod 11 to rotate, the rotating rod 11 drives the rotating block 16 to rotate with the second dehumidification net 17, meanwhile, the fan 20 in the rotating block 16 rotates, and the air in the inflatable hood 6 is dried by the aid of the drying agent, the dried air moves downwards through the exhaust hole and the filter plate 14, enters the inside of the drying cavity, the air in the inflatable hood 6 is dehumidified again through the first dehumidification net 15, the air in the inflatable hood 6 is kept dry, the air in the inside of the inflatable hood 6 is detected through the detection device 4, the air in the inflatable hood 6 enters the drying box 9 through the exhaust tube 10 to be dried, and the air in the inflatable device 7 is convenient to recycle.
As shown in fig. 1 to 3, the inflation device 7 is arranged with the central symmetry of the electric telescopic rod 5, one end of the electric telescopic rod 5 passes through the top of the mounting frame 2 and extends to the bottom of the mounting frame 2, the drying box 9 is positioned at the top of the mounting frame 2 and is fixedly connected with the mounting frame 2, the detection device 4 is positioned at the rear side of the inflation device 7, the inflation tube 8 is communicated with the inflation cover 6 through the inflation inlet, the number of the rotating rods 11 is two, the inflation cover 6 is arranged with the central symmetry, the rotating blocks 16 are positioned at the two sides of the rotating rods 11, the rotating blocks 16 are arranged with the central symmetry of the rotating rods 11, and the rotating blocks 16 are positioned at the bottom of the connection plate.
The inflator 77 that sets up through the symmetry is convenient for aerify the inside of inflatable hood 6 fast, is convenient for fix electric telescopic handle 5 through mounting bracket 2, utilizes dry box 9 to dry the air of retrieving in the exhaust pipe 10, and the inside inflatable hood 6 of the 7 degrees of inflatable of being convenient for is inflated again, and the battery module of the inside to inflatable hood 6 of utilizing detection device 4 to be convenient for detects.
As shown in fig. 2-4, the air tube 8 is communicated with the air hood 6 through an air charging port, two rotating rods 11 are arranged and symmetrically arranged at the center of the air hood 6, the rotating blocks 16 are positioned at two sides of the rotating rods 11, the rotating blocks 16 are symmetrically arranged at the center of the rotating rods 11, the rotating blocks 16 are positioned at the bottom of the connecting plate, the second dehumidification nets 17 are positioned at the front side and the rear side of the rotating blocks 16, two placing boxes 18 are fixedly connected to the inside of the rotating blocks 16, the two placing boxes 18 are positioned between the second dehumidification nets 17, the drying agent is positioned in the two placing boxes 18, the drying boxes 9 are positioned at two sides of the rotating shaft 19, the bottom of the rotating rods 11 is fixedly connected with a worm 21, and one side of the worm 21 is meshed with a worm wheel 22.
The air is introduced into the inflatable hood 6 through the inflation inlet through the inflation tube 8, the rotating rod 11 and the rotating block 16 are driven to rotate simultaneously, the rotating block 16 rotates to drive the second dehumidifying net 17 to rotate, the drying effect of the air is improved through the rotation of the fan 20 and the use of the drying agent, the worm 21 and the worm wheel 22 are driven to rotate through the rotating rod 11, the detection of the air tightness of the battery module is facilitated, and the cleaning device 24 is driven to clean the filter plate 14.
As shown in fig. 3, 4 and 6, a connecting shaft 23 is fixedly connected to the middle part of the worm wheel 22, two ends of the connecting shaft 23 are both rotatably connected to the inner wall of the inflatable hood 6, a cleaning device 24 is arranged at the bottom of the worm wheel 22, a mounting plate is arranged at the rear side of the worm wheel 22, a drying cavity is formed by the first dehumidification net 15 and the fixing plate 13, and the exhaust pipe 10 is communicated with the interior of the inflatable hood 6.
The worm wheel 22 is convenient to fix through the connecting shaft 23, the cleaning device 24 is convenient to drive to move left and right through the worm wheel 22 rotation, the filter plate 14 is cleaned, dust on the surface of the filter plate 14 is clean, the filter plate 14 is kept in a clean state and has sufficient filtering capability, the air is dried again through the drying cavity, and the detected complete air is discharged through the exhaust pipe 10, so that the air can be recycled conveniently.
As shown in fig. 6-8, the cleaning device 24 includes a connecting rod, the connecting rod is rotationally connected with the mounting plate, one end of the connecting rod is fixedly connected with a movable telescopic rod 241, one end of the movable telescopic rod 241 is provided with a moving groove, one side outer surface of the worm wheel 22, which is close to the movable telescopic rod 241, is fixedly connected with a moving shaft 242, the moving shaft 242 is movably connected with the moving groove, the bottom end of the movable telescopic rod 241 is fixedly connected with a gear 243, the bottom of the gear 243 is meshed with a rack 244, the bottom of the rack 244 is fixedly connected with a moving plate 245, and the bottom of the moving plate 245 is fixedly connected with a cleaning wheel 246.
The worm wheel 22 drives the movable shaft 242 to rotate when rotating, so that the movable telescopic rod 241 shakes, the movable telescopic rod 241 shakes to drive the gear 243 to rotate, the gear 243 drives the rack 244 to move, the rack 244 drives the movable plate 245 to reciprocate left and right, dust on the surface of the filter plate 14 is cleaned, the filter plate 14 is kept in a clean state, and dust and impurities in the air are reduced conveniently.
As shown in fig. 6-8, the mounting plate is fixedly connected with the top of the moving plate 245, a compression spring is arranged inside one end of the movable telescopic rod 241 close to the gear 243, one end of the compression spring is fixedly connected with the rack 244, the top of the moving plate 245 is provided with an exhaust hole, the cleaning wheel 246 is positioned at the top of the filter plate 14, the cleaning wheel 246 is positioned at the bottom of the moving plate 245 and is equidistantly distributed, and the cleaning wheel 246 is made of silica gel.
The bottom of activity telescopic link 241 is telescopic setting, when activity telescopic link 241 moves about, through compression spring's effect, be convenient for make gear 243 push up on rack 244 all the time, let the clean round 246 of movable plate 245 bottom can keep reciprocating motion, be convenient for the circulation of air through the exhaust hole, be convenient for clean filter 14 through the round trip movement of clean round 246, because the material of clean round 246 is the silica gel material, adsorb the dust when being convenient for clean round 246 roll, be convenient for the cleanness to filter 14.
As shown in fig. 9, the present invention also provides a method of using the above-mentioned air tightness detecting device for a power battery module, the method comprising the steps of,
step one: firstly, a battery module is placed on a base 1, the battery module is fixed through a fixing device 3, and then an electric telescopic rod 5 is started to enable an inflatable hood 6 to move downwards to the top of the base 1, so that the battery module is fixed inside the sealed inflatable hood 6;
step two: then the heating block 12 is started to increase the temperature of the inflatable hood 6, the inflatable device 7 is started to convey air into the inflatable hood 6 through the inflatable tube 8, when the air enters the inflatable hood 6 through the inflatable opening, the air enables the rotating rod 11 to rotate, the rotating rod 11 drives the rotating block 16 and the second dehumidifying net 17 to rotate, meanwhile, the fan 20 in the rotating block 16 rotates, and the air in the inflatable hood 6 is dried through the drying agent, and the dried air moves downwards with the filter plate 14 through the exhaust hole;
step three: when the rotating rod 11 rotates, the worm 21 is driven to rotate, the worm 21 drives the worm wheel 22 to drive the connecting shaft 23 to rotate, the connecting shaft 23 changes in position along with the rotation of the worm wheel 22, the movable telescopic rod 241 is driven to shake, the movable telescopic rod 241 which shakes drives the gear 243 to rotate, the gear 243 drives the rack 244 to move, the rack 244 drives the moving plate 245 to reciprocate left and right, the cleaning wheel 246 at the bottom of the moving plate 245 can keep reciprocating, dust on the surface of the filter plate 14 is stained with the dust, the filter plate 14 is kept in a clean state, and sufficient filtering capacity is maintained;
step four: finally, the dried air moves downwards through the exhaust holes and the filter plates 14 and enters the drying cavity, and is dehumidified again through the first dehumidification net 15, so that the air inside the inflatable hood 6 is kept dry, the battery module is detected by the detection device 4, and after detection, the air inside the inflatable hood 6 enters the drying box 9 through the exhaust pipe 10 to be dried, and then returns to the inside of the inflatable device 7, so that the air is convenient to recycle.
Working principle: when the battery module is used, the battery module is placed on the base 1, the battery module is fixed through the fixing device 3, the electric telescopic rod 5 is started, the inflatable hood 6 moves downwards, the battery module is fixed at the top of the base 1, the heating block 12 is started to improve the temperature of the inflatable hood 6, the air charging device 7 is started to convey air to the inside of the inflatable hood 6 through the air charging pipe 8, when the air enters the inside of the inflatable hood 6 through the air charging opening, the air enables the rotating rod 11 to rotate, the rotating rod 11 drives the rotating block 16 to rotate with the second dehumidifying net 17, meanwhile, the fan 20 inside the rotating block 16 rotates, and the air inside the inflatable hood 6 is dried by using the drying agent, the dried air moves downwards through the exhaust hole and the filter plate 14, enters the inside of the drying cavity, the first dehumidifying net 15 dehumidifies again, the air inside the inflatable hood 6 is kept dry, the battery module is detected by the detecting device 4, the air inside the inflatable hood 6 enters the drying box 9 through the air charging pipe 10 after the detecting, and the air returns to the inside the device to be convenient to use.
When the rotating rod 11 rotates, the worm 21 is driven to rotate, the worm 21 enables the worm wheel 22 to drive the connecting shaft 23 to rotate, the connecting shaft 23 changes in position along with the rotation of the worm wheel 22, the movable telescopic rod 241 is driven to shake, the movable telescopic rod 241 which shakes drives the gear 243 to rotate, the gear 243 further drives the rack 244 to move, the rack 244 drives the moving plate 245 to reciprocate left and right, the cleaning wheel 246 at the bottom of the moving plate 245 can keep reciprocating, dust on the surface of the filter plate 14 is stained with the dust, the filter plate 14 is kept in a clean state, and the filter effect of the filter plate 14 on air is facilitated.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting.
Claims (8)
1. The utility model provides a power battery module airtight detection equipment, includes base (1), the top fixedly connected with mounting bracket (2) of base (1), the top of base (1) just is located the bottom fixedly connected with fixing device (3) of mounting bracket (2), the top of mounting bracket (2) is provided with detection device (4), one side of detection device (4) just is located the middle part fixedly connected with electric telescopic handle (5) of mounting bracket (2), the bottom fixedly connected with inflation cover (6) of electric telescopic handle (5), the both sides of electric telescopic handle (5) just are located the top of mounting bracket (2) and are provided with aerating device (7), one side fixedly connected with inflation tube (8) of aerating device (7), its characterized in that, the one end of inflation tube (8) and the top fixedly connected with of inflation cover (6), the opposite side fixedly connected with drying box (9) of inflation tube (10), the one end and the both sides fixedly connected with inflation cover (6) of inflation tube (10), the top of inflation cover (6) are provided with rotation connecting plate (11), the top is provided with rotation opening (11), one end of connecting plate and the inner wall fixed connection who aerifys cover (6), the bottom of connecting plate just is located the inner wall fixedly connected with heating block (12) that aerifys cover (6), the bottom of heating block (12) is provided with fixed plate (13), the middle part fixedly connected with filter (14) of fixed plate (13), device has first dehumidification net (15) are established to the bottom of fixed plate (13), the surface fixedly connected with dwang (11) dwang (16), the equal fixedly connected with second dehumidification net (17) in both sides of dwang (16), the inside of dwang (16) is provided with the drier, the middle part of dwang (16) is provided with the dead lever, the middle part fixedly connected with axis of rotation (19) of dead lever, the equal swivelling joint in both ends of axis of rotation (19) has fan (20).
2. The airtight detection device for the power battery module according to claim 1, wherein the air charging device (7) is arranged in a central symmetry manner of the electric telescopic rod (5), one end of the electric telescopic rod (5) penetrates through the top of the mounting frame (2) to extend to the bottom of the mounting frame (2), the drying box (9) is located at the top of the mounting frame (2) and is fixedly connected with the mounting frame (2), and the detection device (4) is located at the rear side of the air charging device (7).
3. The airtight detection device for the power battery module according to claim 2, wherein the air charging pipe (8) is communicated with the air charging cover (6) through an air charging opening, the number of the rotating rods (11) is two, the rotating rods are symmetrically arranged at the center of the air charging cover (6), the rotating blocks (16) are positioned at two sides of the rotating rods (11), the rotating blocks (16) are symmetrically arranged at the center of the rotating rods (11), and the rotating blocks (16) are positioned at the bottom of the connecting plate.
4. A power battery module airtight detection apparatus according to claim 3, characterized in that the second dehumidification net (17) is located at the front and rear sides of the rotating block (16), two placement boxes (18) are fixedly connected to the inside of the rotating block (16), two placement boxes (18) are located between the second dehumidification net (17), the drying agent is located in two placement boxes (18), the drying box (9) is located at the two sides of the rotating shaft (19), a worm (21) is fixedly connected to the bottom of the rotating rod (11), and a worm wheel (22) is meshed to one side of the worm (21).
5. The airtight detection device for the power battery module according to claim 4, wherein a connecting shaft (23) is fixedly connected to the middle part of the worm wheel (22), both ends of the connecting shaft (23) are rotatably connected with the inner wall of the inflatable hood (6), a cleaning device (24) is arranged at the bottom of the worm wheel (22), a mounting plate is arranged at the rear side of the worm wheel (22), the first dehumidification net (15) and the fixing plate (13) form a drying cavity, and the exhaust pipe (10) is communicated with the inside of the inflatable hood (6).
6. The airtight detection device for the power battery module according to claim 5, wherein the cleaning device (24) comprises a connecting rod, the connecting rod is rotationally connected with the mounting plate, one end of the connecting rod is fixedly connected with a movable telescopic rod (241), a movable groove is formed in one end of the movable telescopic rod (241), a movable shaft (242) is fixedly connected to one outer surface of one side of the worm wheel (22) close to the movable telescopic rod (241), the movable shaft (242) is movably connected with the movable groove, a gear (243) is fixedly connected to the bottom end of the movable telescopic rod (241), a rack (244) is meshed with the bottom of the gear (243), a movable plate (245) is fixedly connected to the bottom of the rack (244), and a cleaning wheel (246) is fixedly connected to the bottom of the movable plate (245).
7. The airtight detection device of claim 6, wherein the mounting plate is fixedly connected with the top of the moving plate (245), a compression spring is arranged inside one end of the movable telescopic rod (241) close to the gear (243), one end of the compression spring is fixedly connected with the rack (244), an exhaust hole is formed in the top of the moving plate (245), the cleaning wheel (246) is located at the top of the filter plate (14), the cleaning wheel (246) is located at the bottom of the moving plate (245) and is distributed at equal intervals, and the cleaning wheel (246) is made of silica gel.
8. A method of using the power battery module air tightness detection apparatus of claim 7, comprising the steps of:
step one: firstly, a battery module is placed on a base (1), the battery module is fixed through a fixing device (3), and then an electric telescopic rod (5) is started to enable an inflatable cover (6) to move downwards to the top of the base (1), so that the battery module is fixed in the sealed inflatable cover (6);
step two: then, the heating block (12) is started to increase the temperature of the air charging cover (6), the air charging device (7) is started to convey air into the air charging cover (6) through the air charging pipe (8), when the air enters the air charging cover (6) through the air charging opening, the air enables the rotating rod (11) to rotate, the rotating rod (11) drives the rotating block (16) and the second dehumidification net (17) to rotate, meanwhile, the fan (20) in the rotating block (16) rotates, and the air in the air charging cover (6) is dried through the drying agent, and the dried air moves downwards with the filter plate (14) through the air discharging hole;
step three: then when the rotating rod (11) rotates, the worm (21) is driven to rotate, the worm (21) enables the worm wheel (22) to drive the connecting shaft (23) to rotate, the connecting shaft (23) changes in position along with the rotation of the worm wheel (22), the movable telescopic rod (241) is driven to shake, the movable telescopic rod (241) which shakes drives the gear (243) to rotate, the gear (243) further drives the rack (244) to move, the rack (244) drives the movable plate (245) to reciprocate left and right, the cleaning wheel (246) at the bottom of the movable plate (245) can keep reciprocating, dust on the surface of the filter plate (14) is cleaned, the filter plate (14) is kept in a clean state, and the filter plate has sufficient filtering capacity;
step four: finally, the dried air moves downwards through the exhaust holes and the filter plates (14) and enters the drying cavity, and is dehumidified again through the first dehumidification net (15), so that the air inside the air charging cover (6) is kept dry, the battery module is detected by the detection device (4), and after detection, the air inside the air charging cover (6) enters the drying box (9) through the exhaust pipe (10) to be dried, and then returns to the inside of the air charging device (7) to be convenient for recycling.
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| CN202311470559.6A CN117213734B (en) | 2023-11-07 | 2023-11-07 | Air tightness detection equipment and method for power battery module |
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| CN202311470559.6A CN117213734B (en) | 2023-11-07 | 2023-11-07 | Air tightness detection equipment and method for power battery module |
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| CN117213734B true CN117213734B (en) | 2024-01-02 |
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|---|---|
| CN117213734A (en) | 2023-12-12 |
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