CN119104230A - A method for detecting the density of battery pack shell - Google Patents
A method for detecting the density of battery pack shell Download PDFInfo
- Publication number
- CN119104230A CN119104230A CN202411339441.4A CN202411339441A CN119104230A CN 119104230 A CN119104230 A CN 119104230A CN 202411339441 A CN202411339441 A CN 202411339441A CN 119104230 A CN119104230 A CN 119104230A
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- plate
- shell
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- mounting plate
- plates
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Classifications
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- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a method for detecting the compactness of a battery pack shell, which relates to the technical field of compactness detection and comprises a detection tank, wherein two strip-shaped plates are correspondingly arranged on the rear surface of the detection tank, an upper plate is arranged on the side surface of the two strip-shaped plates above the detection tank, two electric push rods are correspondingly arranged on the lower surface of the upper plate, a first mounting plate is commonly arranged at the lower ends of the two electric push rods, two sides of the shell are clamped by two first clamping plates, the first soaking is carried out, then the front surface and the rear surface of the shell are clamped by a second clamping plate, the second soaking is carried out, the surfaces of the front side and the rear side of the shell are clamped differently, the surface covered by the first clamping plate can meet water in the second soaking, the situation that the compactness cannot be detected due to small holes blocked by the clamping plates cannot occur, the upper cover is prevented from being ectopic due to vibration generated when the four pressing seats are operated, the electric push rods can be shortened, the four pressing seats can be driven to rise, and the removal of the shell cannot be influenced.
Description
Technical Field
The invention relates to the technical field of compactness detection, in particular to a battery pack shell compactness detection method.
Background
The existing battery shell compactness detection method is that a battery box upper cover and a battery box lower cover are tightly covered by using sealant, all plug connector holes are sealed by using a baffle clamp gasket, the whole battery box body is completely immersed into a pool filled with water, the whole box is completely pressed into the water from the upper side of the battery box by using a bracket, the upper surface of the box is kept under water for a period of time, the box is taken out after the time passes, the upper cover is opened, whether the water enters the box is seen, in order to strengthen the fixation between the upper cover and the lower cover, the upper cover and the lower cover are fixed by using screws, the number of screws for fixing the upper cover and the lower cover is large, the time for loading and unloading the screws is long, the detection efficiency is reduced, the problem is avoided, the clamping device for the shell needs to clamp the side wall of the shell, if the clamp exactly covers the small hole on the shell, the water cannot enter the shell through the small hole, the compactness of the shell cannot be detected, meanwhile, the sealing gasket needs to be plugged into each screw hole, the nut is prevented from meeting the water, the screw is difficult to fill in the water, the sealing gasket, the water is needed to be fixed, the screws are needed, the screws are used for fixing, the screws are further, the screw is needed to be used for the fixing, the upper cover and the lower cover and the shell is fixed, the side is required, the shell is required, the shell is well has a special.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a battery pack shell compactness detection method, which solves the problems in the background.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a battery can body compactness detection method, includes the detection pond, the rear surface in detection pond corresponds and installs two strip shaped plates, two the side of strip shaped plate is installed in the top in detection pond and is installed the upper plate, the lower surface of upper plate corresponds and installs two electric putter, two electric putter's lower extreme is installed first mounting panel jointly, first cavity has been seted up to the inside of first mounting panel, the upper surface mounting of first mounting panel has rather than vertically second mounting panel, the second cavity has been seted up to the inside of second mounting panel, the first motor is installed to the upper surface center of second mounting panel, the drive end of first motor is installed and is run through the second cavity and extend to the interior other end of first cavity and the bottom surface rotation of first cavity is connected, the surface mounting who is located the axostylus axostyle in the first cavity has first gear, the first through groove has all been seted up to the both sides of first mounting panel, the bottom surface correspondence sliding mounting has two and first gear meshing and two first through grooves align with the second mounting panel, the second rack is installed to the second through the second rack groove and is corresponding to the second rack and is installed to the second through the second rack groove, every second through-hole is connected to the second rack plate.
As a further technical scheme of the invention, the upper surface of the first mounting plate is correspondingly provided with two groups of mounting pieces, the ends of each group of two mounting pieces are provided with rectangular blocks together, each rectangular block is internally provided with an inner cavity, each inner cavity is internally provided with a limiting plate in a sliding manner, one side of each limiting plate is provided with a trapezoid block which extends to the outside of the rectangular block and is inclined downwards, the other side of each inner cavity, which is arranged on the limiting plate, is internally provided with a second spring, the upper surface of each rectangular block is provided with a movable groove communicated with the inner cavity, and the surface of each limiting plate is provided with a shifting block which extends to the outside of the rectangular block through the movable groove.
As a further technical scheme of the invention, a side plate is arranged on one side of the rectangular block on the side surface of each strip-shaped plate, a hollow groove is formed in each side plate, a group of round rods extending to the outside of the side plate are correspondingly arranged on the upper surface of each movable plate, a connecting plate is commonly arranged at the upper end of each group of two round rods, and a rectangular plate is arranged on the side surface of each connecting plate right above the nearest trapezoidal block.
As a further technical scheme of the invention, a plurality of first springs which are uniformly distributed and in a compressed state are correspondingly arranged above the movable plate in each empty slot, two strip-shaped slots are correspondingly arranged on one side of each side plate on one side of each empty slot, an extension plate which penetrates through the corresponding strip-shaped slot and extends to the outside of the side plate is arranged on one side of each strip-shaped slot on the side of each movable plate, and a pressing seat is arranged on the lower surface of each extension plate.
As a further technical scheme of the invention, the two sides of the detection pool are provided with the first fixing plates, one side surface of the first fixing plate is provided with the second motor, the driving end of the second motor penetrates through the corresponding first fixing plate and is provided with the bidirectional threads, the other end of the second motor is rotationally connected with the other first fixing plate, each thread of the bidirectional threads is provided with a thread seat, the side surface of each thread seat is provided with a placement table above the detection pool, and the upper surface of each placement table is provided with a groove.
As a further technical scheme of the invention, two sides of the detection pool are provided with the second fixing plates at one side of the first fixing plate, a sliding rod is arranged between the two second fixing plates, and the side surface of each placement table is provided with a sliding rod sliding on the sliding rod.
The method specifically comprises the following steps:
s1, tightly covering a gap between an upper cover and a lower cover of a battery shell, sealing the gap between the upper cover and the lower cover by using sealant, placing the shell in two grooves matched with the upper cover and the lower cover, then stirring two shifting blocks to enable the two shifting blocks to be close to each other, enabling each shifting block to drive a limiting plate to move, enabling each moving limiting plate to compress a second spring and simultaneously driving a trapezoid block to enter an inner cavity, and then releasing the limitation of a rectangular plate, enabling all compressed first springs to rebound to drive a movable plate to descend, enabling the descending movable plate to drive a connecting plate to descend through a round rod while driving the extending plate to descend until four pressing seats are pressed on the upper cover of the shell to limit the battery shell;
S2, driving two electric push rods to extend, driving the first mounting plate and the surface assembly thereof to descend, enabling inclined planes of trapezoid blocks on the descending rectangular blocks to touch corresponding rectangular plates, enabling the trapezoid blocks to enter the inner cavity due to guiding of the inclined planes, compressing the second springs through the limiting plates, enabling the second springs to rebound to drive the limiting plates to restore positions when the trapezoid blocks move below the rectangular plates, and driving the trapezoid blocks to restore positions until the lower surfaces of the first mounting plates are in contact with the upper surfaces of the shells, and enabling the electric push rods to stop extending;
s3, a first motor drives a shaft rod to rotate, the rotating shaft rod drives a first gear and a second gear to rotate in the same direction, the rotating first gear drives a first clamping plate to be close to each other through two first racks, and the rotating second gear drives two second clamping plates to be far away from each other through two second racks until the two first clamping plates clamp two sides of a battery shell, and the first motor is closed;
S4, driving the two screw thread seats to rotate by the second motor, driving the two screw thread seats to be mutually far away, further driving the two placing tables to be mutually far away until the two placing tables move out of the position right below the shell, enabling the electric push rod to extend to drive the first mounting plate, the surface assembly of the first mounting plate and the shell to descend until the shell is completely immersed in water of the detection pool, enabling the electric push rod to shorten and drive the shell to restore through the operation, and enabling the four pressing seats to continuously press the upper cover of the shell;
S5, driving the two placing tables to mutually approach through the operation to re-support the shell by the second motor to drive the two placing tables to reversely rotate, driving the first gear and the second gear to reversely rotate by the first motor driving shaft rod, enabling the two first clamping plates to mutually separate by the reversely rotated first gear through the operation, and driving the two second clamping plates to mutually approach by the reversely rotated second gear through the operation until the front surface and the rear surface of the shell are clamped;
s6, driving the two placing tables to rotate through the second motor to enable the two placing tables to be far away from each other through the operation, enabling the electric push rod to extend to drive the first mounting plate, the surface assembly of the first mounting plate and the shell to descend to enable the first mounting plate and the shell to completely enter water, enabling the electric push rod to shorten to drive the shell to ascend, enabling the second motor to drive the two placing tables to reversely rotate, enabling the two placing tables to recover in position through the operation, and supporting the shell;
S7, the first motor drives the shaft rod to rotate, the two second clamping plates are mutually far away to release the clamping of the shell through the operation, then the first motor is turned off, the electric push rod continuously shortens and drives the first mounting plate and the surface assembly thereof to ascend until the position is restored, meanwhile, the first mounting plate ascends to drive the two trapezoid blocks on the two rectangular blocks to ascend, each ascending trapezoid block drives the connecting plate to ascend through the rectangular plate, the ascending connecting plate drives the movable plate to ascend through the round rod, each ascending movable plate compresses the first spring to ascend, the movable plate is driven to ascend simultaneously to release the pressing seat to ascend so as to release the pressing of the shell, the shell is taken down, the inner surfaces of the upper cover and the lower cover are observed after the shell is opened, if water stains represent small holes, if water stains do not exist, the water stains represent small holes, and compactness is perfect
Advantageous effects
The invention provides a method for detecting compactness of a battery pack shell. Compared with the prior art, the method has the following beneficial effects:
1. According to the battery pack shell compactness detection method, the clamping device is used for fixing the upper cover and the lower cover, screws are not needed for fixing, the time consumed for loading and unloading between the upper cover and the lower cover is reduced, rubber plug protection nuts are not needed, economic expenditure for purchasing the rubber plugs is reduced, two first clamping plates are used for clamping two sides of the shell, first soaking is carried out, then the second clamping plates are used for clamping the front surface and the rear surface of the shell, second soaking is carried out, the surfaces of the front side and the rear side clamping shells are different, even if the surfaces covered by the first clamping plates in the first soaking for the first time can meet water, further, the situation that small holes are blocked by the clamping plates and cannot be detected is avoided, the detection time is short, the detection efficiency is high, meanwhile, four pressing seats are used for pressing down the upper cover, the upper cover is prevented from being abnormal due to vibration generated when the device runs, and the four pressing seats can be driven to rise when the electric push rod is shortened to drive the first mounting plate to restore, and the taking down of the shell is not influenced.
Drawings
FIG. 1 is a schematic diagram of a method for detecting the compactness of a battery pack case;
FIG. 2 is an operational state diagram of a method for detecting the compactness of a battery pack case;
FIG. 3 is a rear view of a method of detecting the compactness of a battery pack case;
FIG. 4 is a cross-sectional view of a first mounting plate of a method of detecting compactness of a battery pack case;
FIG. 5 is a cross-sectional view of a second mounting plate of a method of detecting compactness of a battery pack case;
FIG. 6 is a side sectional view of a method of detecting the compactness of a battery pack case;
FIG. 7 is a schematic diagram of a motor assembly of a method for detecting compactness of a battery pack case;
FIG. 8 is a rectangular block cross-sectional view of a method of detecting the compactness of a battery pack case;
fig. 9 is a schematic structural diagram of a clamping assembly of a method for detecting compactness of a battery pack case.
The device comprises a detection tank, 2, a strip-shaped plate, 3, an upper plate, 4, an electric push rod, 5, a first mounting plate, 6, a first cavity, 7, a second mounting plate, 8, a second cavity, 9, a first motor, 10, a shaft rod, 11, a first gear, 12, a first rack, 13, a first through groove, 14, a first clamping plate, 15, a second gear, 16, a second rack, 17, a second through groove, 18, a second clamping plate, 19, a side plate, 20, an empty groove, 21, a movable plate, 22, a first spring, 23, a round rod, 24, a connecting plate, 25, a strip-shaped groove, 26, an extension plate, 27, a pressing seat, 28, a rectangular plate, 29, a mounting piece, 30, a rectangular block, 31, an inner cavity, 32, a limiting plate, 33, a trapezoid block, 34, a second spring, 35, a movable groove, 36, a poking block, 37, a first fixing plate, 38, a second motor, 39, a bidirectional screw thread, 40, a screw seat, 41, a placing table, 42, a groove, 43, a second fixing plate, 45, a sliding rod and 45.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides a method for detecting compactness of a battery pack case, which comprises: the battery pack shell compactness detection method comprises a detection tank 1, and is characterized in that the rear surface of the detection tank 1 is correspondingly provided with two strip-shaped plates 2, the side surfaces of the two strip-shaped plates 2 are provided with an upper plate 3 above the detection tank 1, the lower surface of the upper plate 3 is correspondingly provided with two electric push rods 4, the lower ends of the two electric push rods 4 are jointly provided with a first mounting plate 5, the inside of the first mounting plate 5 is provided with a first cavity 6, the upper surface of the first mounting plate 5 is provided with a second mounting plate 7 vertical to the first mounting plate 5, the inside of the second mounting plate 7 is provided with a second cavity 8, the center of the upper surface of the second mounting plate 7 is provided with a first motor 9, the driving end of the first motor 9 is provided with a shaft lever 10 which penetrates through the second cavity 8 to extend to the other end in the first cavity 6 and is rotationally connected with the inner bottom surface of the first cavity 6, the first cavity 6 is internally provided with a first gear 11 on the surface of the shaft lever 10, the two sides of the first mounting plate 5 are respectively provided with a first through groove 13, the inner bottom surface of the first cavity 6 is correspondingly and slidably provided with two first racks 12 meshed with the first gear 11 and aligned with the two first through grooves 13, one end of each first rack 12 extends to the outside of the first mounting plate 5 through the corresponding first through groove 13 and is provided with a first clamping plate 14, the inside of the second cavity 8 is provided with a second gear 15 on the surface of the shaft lever 10, the two sides of the second mounting plate 7 are respectively provided with a second through groove 17, the inner bottom surface of the second cavity 8 is slidably provided with two second racks 16 meshed with the second gear 15 and aligned with the two second through grooves 17, one end of each second rack 16 extends to the outside of the second mounting plate 7 through the aligned second through groove 17 and is provided with a second clamping plate 18, when the battery pack is in use, the first motor 9 drives the shaft lever 10 to rotate, the rotating shaft lever 10 drives the first gear 11 and the second gear 15 to rotate in the same direction, the rotating first gear 11 drives the first clamping plates 14 to be close to each other through the two first racks 12, the rotating second gear 15 drives the two second clamping plates 18 to be far away from each other through the two second racks 16 until the two first clamping plates 14 clamp two sides of the battery pack, the first motor 9 drives the shaft lever 10 to reversely drive the first gear 11 and the second gear 15 to reversely rotate, the reversely rotated first gear 11 drives the two first clamping plates 14 to be far away from each other through the operation, and the reversely rotated second gear 15 drives the two second clamping plates 18 to be close to each other through the operation until the front surface and the rear surface of the battery pack are clamped.
Referring to fig. 1-3, 6 and 8, two sets of mounting members 29 are correspondingly mounted on the upper surface of the first mounting plate 5, rectangular blocks 30 are mounted together at the ends of each set of two mounting members 29, inner cavities 31 are formed in each rectangular block 30, limiting plates 32 are slidably mounted in each inner cavity 31, trapezoid blocks 33 extending to the outside of the rectangular blocks 30 and inclined downward are mounted on one side of each limiting plate 32, second springs 34 are arranged on the other side of each limiting plate 32 in each inner cavity 31, movable grooves 35 communicated with the inner cavities 31 are formed in the upper surface of each rectangular block 30, a shifting block 36 extending to the outside of the rectangular block 30 through the movable grooves 35 is mounted on the surface of each limiting plate 32, side plates 19 are mounted on one side of each rectangular block 30 on the side face of each strip plate 2, empty grooves 20 are formed in each side plate 19, the upper surface of each movable plate 21 is correspondingly provided with a group of round rods 23 extending to the outside of the side plate 19, the upper ends of each group of two round rods 23 are jointly provided with connecting plates 24, the side surface of each connecting plate 24 is provided with rectangular plates 28 right above the nearest trapezoid block 33, a plurality of uniformly distributed first springs 22 in a compressed state are correspondingly arranged above the movable plates 21 in each hollow groove 20, the side surface of each side plate 19 is correspondingly provided with two strip-shaped grooves 25 at one side of the hollow groove 20, the side surface of each movable plate 21 is provided with an extension plate 26 extending to the outside of the side plate 19 through the corresponding strip-shaped groove 25 at one side of each strip-shaped groove 25, the lower surface of each extension plate 26 is provided with a pressing seat 27, when in use, two shifting blocks 36 are shifted to be close to each other, each movable shifting block 36 drives the limiting plate 32 to move, each moving limiting plate 32 compresses the second springs 34 and drives the trapezoid blocks 33 to enter the inner cavity 31, limiting on the rectangular plate 28 can be relieved, all the compressed first springs 22 rebound to drive the movable plate 21 to descend, the descending movable plate 21 drives the extending plate 26 to descend and simultaneously drives the connecting plate 24 to descend through the round rod 23 until the four pressing seats 27 are pressed on the upper cover of the shell to limit the battery shell.
Referring to fig. 1-3, first fixing plates 37 are installed on both sides of the detection tank 1, a second motor 38 is installed on one side of one of the first fixing plates 37, a driving end of the second motor 38 penetrates through the corresponding first fixing plate 37 and is provided with a bidirectional screw thread 39 with the other end rotationally connected with the other first fixing plate 37, a screw thread seat 40 is provided on each screw thread of the bidirectional screw thread 39, a placement table 41 is installed on the side surface of each screw thread seat 40 above the detection tank 1, a groove 42 is provided on the upper surface of each placement table 41, a second fixing plate 43 is installed on one side of the first fixing plate 37 on both sides of the detection tank 1, a sliding rod 44 is installed between the two second fixing plates 43, a sliding rod 45 sliding on the sliding rod 44 is installed on the side surface of each placement table 41, and in use, the second motor 38 drives the bidirectional screw thread 39 to rotate to separate the two placement tables 41 from each other through the above operation.
The method specifically comprises the following steps:
S1, tightly covering a gap between an upper cover and a lower cover of a battery shell, sealing the gap between the upper cover and the lower cover by using sealant, placing the shell in two grooves 42 matched with the upper cover and the lower cover, then stirring two shifting blocks 36 to enable the two shifting blocks to be close to each other, enabling each shifting block 36 to drive a limiting plate 32 to move, enabling each moving limiting plate 32 to compress a second spring 34 and simultaneously driving a trapezoid block 33 to enter an inner cavity 31, and then releasing the limit of a rectangular plate 28, enabling all compressed first springs 22 to rebound to drive a movable plate 21 to descend, enabling a descending movable plate 21 to drive a connecting plate 24 to descend through a round rod 23 while driving an extension plate 26 to descend until four pressing seats 27 are pressed on the upper cover of the shell to limit the battery shell;
S2, driving two electric push rods 4 to extend, driving the first mounting plate 5 and surface components thereof to descend, enabling inclined planes of trapezoid blocks 33 on the descending rectangular blocks 30 to touch corresponding rectangular plates 28, enabling the trapezoid blocks 33 to enter the inner cavity 31 due to guiding of the inclined planes, compressing second springs 34 through limiting plates 32, enabling the second springs 34 to rebound to drive the limiting plates 32 to restore when the trapezoid blocks 33 move below the rectangular plates 28, and driving the trapezoid blocks 33 to restore until the lower surfaces of the first mounting plate 5 are in contact with the upper surfaces of the shells, and stopping extending of the electric push rods 4;
S3, the first motor 9 drives the shaft lever 10 to rotate, the rotating shaft lever 10 drives the first gear 11 and the second gear 15 to rotate in the same direction, the rotating first gear 11 drives the first clamping plates 14 to be close to each other through the two first racks 12, the rotating second gear 15 drives the two second clamping plates 18 to be far away from each other through the two second racks 16 until the two first clamping plates 14 clamp the two sides of the battery shell, and the first motor 9 is closed;
S4, the second motor 38 drives the bidirectional screw thread 39 to rotate, the two screw thread seats 40 are driven to be away from each other, the two placing tables 41 are driven to be away from each other until the two placing tables 41 move out of the right lower part of the shell, then the electric push rod 4 stretches to drive the first mounting plate 5 and the surface components thereof and the shell to descend until the shell is completely immersed in the water of the detection tank 1, then the electric push rod 4 shortens to drive the shell to restore the position through the operation, and the four pressing seats 27 continuously press the upper cover of the shell;
S5, the second motor 38 drives the bidirectional screw thread 39 to reversely rotate, the two placing tables 41 are driven to mutually approach through the operation until the two placing tables are supported again by the shell, then the first motor 9 drives the shaft lever 10 to reversely rotate to drive the first gear 11 and the second gear 15, the reversely rotated first gear 11 drives the two first clamping plates 14 to mutually separate through the operation, and the reversely rotated second gear 15 drives the two second clamping plates 18 to mutually approach through the operation until the front surface and the rear surface of the shell are clamped;
S6, the second motor 38 drives the bidirectional screw thread 39 to rotate, the two placing tables 41 are separated from each other through the operation, the electric push rod 4 stretches to drive the first mounting plate 5, the surface assembly of the first mounting plate and the shell to descend so that the first mounting plate and the shell completely enter water, then the electric push rod 4 shortens to drive the shell to ascend, and then the second motor 38 drives the bidirectional screw thread 39 to reversely rotate, and the two placing tables 41 are restored to position through the operation so that the shell is supported;
S7, the first motor 9 drives the shaft lever 10 to rotate, the two second clamping plates 18 are mutually far away to release the clamping of the shell through the operation, then the first motor 9 is closed, the electric push rod 4 continues to shorten and drive the first mounting plate 5 and the surface components thereof to ascend until the positions are restored, meanwhile, the first mounting plate 5 ascends to drive the two trapezoid blocks 33 on the two rectangular blocks 30 to ascend, each ascending trapezoid block 33 drives the connecting plate 24 to ascend through the rectangular plate 28, the ascending connecting plate 24 drives the movable plate 21 to ascend through the round rod 23, each ascending movable plate 21 compresses the first spring 22 to ascend and simultaneously drives the dynamic pressure seat 27 to ascend to release the pressing of the shell, the shell is taken down, the inner surfaces of the upper cover and the lower cover are observed after opening, if water stains represent small holes, if no water stains represent no small holes, and compactness is perfect.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411339441.4A CN119104230A (en) | 2024-09-25 | 2024-09-25 | A method for detecting the density of battery pack shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411339441.4A CN119104230A (en) | 2024-09-25 | 2024-09-25 | A method for detecting the density of battery pack shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN119104230A true CN119104230A (en) | 2024-12-10 |
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ID=93717422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411339441.4A Withdrawn CN119104230A (en) | 2024-09-25 | 2024-09-25 | A method for detecting the density of battery pack shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN119104230A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120274974A (en) * | 2025-06-06 | 2025-07-08 | 泉州日美卫浴股份公司 | Tap sealing performance testing device |
-
2024
- 2024-09-25 CN CN202411339441.4A patent/CN119104230A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120274974A (en) * | 2025-06-06 | 2025-07-08 | 泉州日美卫浴股份公司 | Tap sealing performance testing device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20241210 |
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| WW01 | Invention patent application withdrawn after publication |