Sealing performance detection equipment and detection method for new energy battery processing

Abstract

The invention relates to the technical field of sealing performance detection, and discloses a sealing performance detection device and a detection method for new energy battery processing, the sealing performance detection device comprises a device main body, a power supply port sealing mechanism and an explosion-proof valve sealing mechanism, the power supply port sealing mechanism is installed in the device main body, and the explosion-proof valve sealing mechanism is installed in the device main body. The explosion-proof valve sealing mechanism is mounted at the top of the device body, the feeding roller is mounted in the device body, and the discharging roller is mounted in the device body. When a new energy battery is detected, a power port and an anti-explosion valve port of the new energy battery are sealed through a power port sealing block and an anti-explosion valve connecting block respectively, and the sealing performance detector communicates with the interior of the new energy battery through a detection connecting pipe and a connecting port movable rod. The sealing performance of the new energy battery is directly detected from the inside, and the influence of the external environment and tiny equipment faults on the detection structure can be effectively prevented.

Description

Technical Field

[0001] The present invention relates to the technical field of sealing detection, and in particular to a sealing detection device and a detection method for new energy battery processing. Background Art

[0002] Leakage testing is to test the sealing performance of the product's shell, container, pipeline and other components to verify whether they can effectively prevent the entry and leakage of gas, liquid or solid particles.

[0003] Chinese patent CN113432814B discloses a dry and wet sealing test instrument for a new energy battery box. A bowl-shaped rubber pad with an upward opening is arranged on the outside of a deep thread, which can be easily inserted into the vent hole, and when the pressure ring is moved, it can drive the moving ring to move, and then the vent column is driven upward by the pressure ring, and finally the vent hole is sealed by the rubber pads one and two.

[0004] In the above patents and prior art, the sealing test of new energy batteries is mostly carried out by applying pressure from the outside. When the internal pressure is measured from the outside, it is greatly affected by the ambient temperature and equipment. Changes in the external ambient temperature and minor faults in the equipment will affect the accuracy of the detection structure. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a sealing detection device and a detection method for new energy battery processing.

[0006] A sealing detection device and a detection method for new energy battery processing, comprising a device body, a power port sealing mechanism and an explosion-proof valve sealing mechanism, wherein the power port sealing mechanism is installed inside the device body, the explosion-proof valve sealing mechanism is installed on the top of the device body, the feeding roller is installed inside the device body, and the discharging roller is installed inside the device body;

[0007] The power port sealing mechanism is installed between the feeding roller and the discharging roller, and the power port sealing mechanism includes a battery limiting frame and a power port sealing block, the battery limiting frame is slidably installed inside the device body, and the power port sealing block is slidably installed inside the battery limiting frame;

[0008] The explosion-proof valve sealing mechanism comprises a connection port movable rod, an explosion-proof valve connection port and a battery transmission plate, wherein the connection port movable rod is slidably mounted inside the device body, the explosion-proof valve connection port is fixedly mounted at the bottom of the connection port movable rod, and the battery transmission plate is slidably mounted inside the device body;

[0009] The feeding roller and the discharging roller can drive the new energy battery to move inside the device body. When the new energy battery moves, it can drive the battery transmission plate to move inside the device body. When the battery transmission plate moves, it can drive the connecting port movable rod to move up and down inside the device body. When the device body moves downward, it can drive the explosion-proof valve connecting port to seal the explosion-proof valve port of the new energy battery. The power port sealing block can seal the power port of the new energy battery. After the position of the battery limit frame is lowered, the feeding roller can move the new energy battery to the discharging roller.

[0010] Preferably, the power port sealing mechanism comprises a limit frame lifting rod, the limit frame lifting rod is fixedly installed inside the device body, a sealing block baffle is installed on the top of the power port sealing block, a sealing block spring is fixedly installed outside the battery limit frame, and a sealing block sliding compartment is fixedly installed outside the battery limit frame;

[0011] The fixed end of the limit frame lifting rod is fixedly connected to the bottom inside the device body, the movable end of the limit frame lifting rod is fixedly connected to the bottom of the battery limit frame, and the battery limit frame is slidably installed inside the device body through the limit frame lifting rod.

[0012] Preferably, the outside of the power port sealing block is slidably connected to the inside of the battery limit frame, one side of the power port sealing block is provided with a sealing opening that matches the power port of the new energy battery, and the other side of the power port sealing block is fixedly connected to the inside of the sealing block sliding compartment through a sealing block spring;

[0013] The power port sealing block can seal the new energy power port when in contact with the new energy battery power port, and can drive the power port sealing block to move in the direction of the sealing block sliding compartment when the new energy battery moves.

[0014] Preferably, both sides of the battery limit frame are in contact with the inner wall of the device body, the part of the battery limit frame in contact with the device body is provided with an inclined structure, and the protrusion at the bottom of the battery limit frame can be engaged with the protrusion on the outside of the new energy battery.

[0015] Preferably, the explosion-proof valve sealing mechanism includes a connecting port movable rod, a sealing detector and a block limit plate, the connecting port movable rod is slidably installed inside the device body, the sealing detector is fixedly installed on the top of the device body, the block limit plate is fixedly installed inside the device body, the bottom of the connecting port movable rod is fixedly connected with the explosion-proof valve connecting port, the top of the connecting port movable rod is fixedly connected with the detection connecting pipe, the outside of the connecting port movable rod is fixedly installed with a movable rod limit ring, the top of the movable rod limit ring is fixedly installed with a movable rod spring, the top of the battery transmission plate is fixedly installed with an interface limit block, the inside of the battery transmission plate is provided with a transmission plate slot, one end of the battery transmission plate is rotatably connected with a movable block, and the inside of the battery transmission plate is installed with a transmission plate spring.

[0016] Preferably, the movable rod limiting ring outside the movable rod of the connecting port is connected to the device body through a movable rod spring, and the top of the battery transmission plate contacts the bottom of the movable rod limiting ring through an interface limiting block;

[0017] When the battery transmission plate moves, it can drive the connecting port movable rod to move up and down through the interface limit block and the movable rod limit ring. When the connecting port movable rod moves downward, it can drive the explosion-proof valve connecting port to move downward. When the explosion-proof valve connecting port descends, it can seal and connect the explosion-proof valve port of the new energy battery.

[0018] Preferably, one end of the movable rod of the connection port is connected to the sealing tester through the detection connection pipe, and the other end of the movable rod of the connection port passes through the device body and the battery transmission plate and is fixedly connected to the explosion-proof valve connection port;

[0019] When the explosion-proof valve connection port seals the explosion-proof valve port of the new energy battery, the sealing tester can be connected to the interior of the new energy battery through the detection connection pipe, the connection port movable rod and the explosion-proof valve connection port.

[0020] Preferably, a protrusion is provided at the bottom of the block limit plate and inserted into the interior of the transmission plate slide slot, one end of the transmission plate spring is connected to the interior of the transmission plate slide slot, and the other end of the transmission plate spring is connected to the protrusion at the bottom of the block limit plate, and the battery transmission plate is slidably connected to the block limit plate through the transmission plate spring.

[0021] Preferably, the movable clamping block is rotatably connected to one end of the battery transmission plate, the top of the movable clamping block is in contact with the bottom of the clamping block limiting plate, and a clamping protrusion for engaging with the clamping block limiting plate is provided on the side of the movable clamping block away from the battery transmission plate;

[0022] The battery transmission plate is clamped with the protrusion on the new energy battery through the movable clamping block. When the top of the movable clamping block contacts the bottom of the clamping block limiting plate, the movable clamping block cannot rotate. When the movable clamping block is separated from the clamping block limiting plate, the movable clamping block can rotate around the connection with the battery transmission plate.

[0023] Compared with the prior art, the present invention provides a sealing detection device and a detection method for new energy battery processing, which has the following beneficial effects:

[0024] 1. This type of sealing detection equipment seals the power port and explosion-proof valve port of the new energy battery through the power port sealing block and the explosion-proof valve connecting block respectively when detecting the new energy battery, and the sealing detector is connected with the inside of the new energy battery through the detection connecting pipe and the connecting port movable rod, and the sealing of the new energy battery is directly detected from the inside, which can effectively prevent the influence of the external environment and minor equipment faults on the detection structure.

[0025] 2. This type of sealing detection equipment can drive the battery transmission plate to move during the movement of the new energy battery. When the battery transmission plate moves, it can drive the position of the movable rod of the connecting block to drop. When the position of the movable rod of the connecting port drops, it can drive the explosion-proof valve connecting port to drop to connect and seal the explosion-proof valve of the new energy battery. When the new energy battery moves, it can also seal the power port of the new energy battery by contacting with the power port sealing block, and can automatically complete the sealing and connection of the port during the movement of the new energy battery.

[0026] 3. After the test is completed, this type of sealing detection equipment can drive the power port sealing block to move and release the seal of the new energy battery by rotating the movable card block to contact the sealing block baffle, and then drive the battery limit frame to descend by lowering the limit frame lifting rod, so that the new energy battery can be quickly moved to the discharge roller after the test is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a three-dimensional structural schematic diagram of a sealing detection device of the present invention;

[0028] Figure 2 This is a schematic diagram of the internal structure of a sealing detection device of the present invention;

[0029] Figure 3 It is a schematic diagram of the three-dimensional structure of the new energy battery of the present invention;

[0030] Figure 4 A schematic diagram of the internal structure of a power port sealing mechanism of a sealing detection device of the present invention;

[0031] Figure 5A schematic diagram of the three-dimensional structure of an explosion-proof valve sealing mechanism of a sealing detection device of the present invention;

[0032] Figure 6 A schematic diagram of the three-dimensional structure of a battery transmission plate of a sealing detection device of the present invention;

[0033] Figure 7 It is a three-dimensional structural schematic diagram of a movable rod of a connection port of a sealing detection device of the present invention;

[0034] Figure 8 A schematic diagram of the internal structure of a transmission plate slideway of a sealing detection device of the present invention;

[0035] Fig. 9 It is a three-dimensional structural schematic diagram of a movable card block of a sealing detection device of the present invention;

[0036] Fig.10 For the present invention Fig. 9 A schematic diagram of the enlarged structure at point A in the middle.

[0037] In the figure: 1. Device body; 2. Feed roller; 3. Discharge roller; 4. Power port sealing mechanism; 41. Battery limit frame; 42. Power port sealing block; 43. Sealing block baffle; 44. Sealing block spring; 45. Sealing block sliding compartment; 46. Limit frame lifting rod; 5. Explosion-proof valve sealing mechanism; 51. Connecting port movable rod; 52. Explosion-proof valve connecting port; 53. Detection connecting pipe; 54. Sealing tester; 55. Movable rod limit ring; 56. Movable rod spring; 57. Battery transmission plate; 58. Interface limit block; 59. Transmission plate slide; 510. Movable clamping block; 511. Clamping block limit plate; 512. Transmission plate spring. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] As introduced in the background technology, there are deficiencies in the prior art. In order to solve the above technical problems, this application proposes a sealing detection device and a detection method for new energy battery processing.

[0040] Embodiment 1:

[0041] See also Figure 1 - Fig.10A sealing detection device comprises a device body 1, a discharging roller 3 and an explosion-proof valve sealing mechanism 5, wherein the discharging roller 3 is installed inside the device body 1, the explosion-proof valve sealing mechanism 5 is installed on the top of the device body 1, the feeding roller 2 is installed inside the device body 1, and the discharging roller 3 is installed inside the device body 1;

[0042] The power port sealing mechanism 4 is installed between the feeding roller 2 and the discharging roller 3. The power port sealing mechanism 4 includes a battery limiting frame 41 and a power port sealing block 42. The battery limiting frame 41 is slidably installed inside the device body 1, and the power port sealing block 42 is slidably installed inside the battery limiting frame 41.

[0043] The explosion-proof valve sealing mechanism 5 includes a connection port movable rod 51, an explosion-proof valve connection port 52 and a battery transmission plate 57. The connection port movable rod 51 is slidably mounted inside the device body 1, the explosion-proof valve connection port 52 is fixedly mounted at the bottom of the connection port movable rod 51, and the battery transmission plate 57 is slidably mounted inside the device body 1;

[0044] The feeding roller 2 and the discharging roller 3 can drive the new energy battery to move inside the device body 1. When the new energy battery moves, it can drive the battery transmission plate 57 to move inside the device body 1. When the battery transmission plate 57 moves, it can drive the connecting port movable rod 51 to move up and down inside the device body 1. When the device body 1 moves downward, it can drive the explosion-proof valve connecting port 52 to seal the explosion-proof valve port of the new energy battery. The power port sealing block 42 can seal the power port of the new energy battery. After the position of the battery limit frame 41 is lowered, the feeding roller 2 can move the new energy battery to the discharging roller 3.

[0045] During operation, the new energy battery to be tested is first placed on the feeding roller 2. The feeding roller 2 can drive the new energy battery to move toward the power port sealing mechanism 4. During the movement of the new energy battery, the protrusion on the new energy battery can drive the battery transmission plate 57 to move. When the battery transmission plate 57 moves, it can drive the position of the connecting port movable rod 51 to drop. When the position of the connecting port movable rod 51 drops, it can drive the position of the explosion-proof valve connecting port 52 to drop. When the new energy battery contacts the battery limiting frame 41, the power port sealing block 42 can seal the power port of the new energy battery, and when the position of the connecting port movable rod 51 drops, it can drive the explosion-proof valve connecting port 52 to seal and connect the explosion-proof valve port of the new energy battery. Then the sealing detector 54 can thereby The sealing performance of the new energy battery is tested inside the new energy battery. After the test is completed, the position of the power port sealing block 42 drops. After the position of the power port sealing block 42 drops, the feeding roller 2 can move the new energy battery onto the discharging roller 3, and then the new energy battery is removed. In the process of the feeding roller 2 driving the new energy battery to move, the explosion-proof valve connecting port 52 and the power port sealing block 42 can be driven to seal the explosion-proof valve port and the power port of the new energy battery, and the connection between the explosion-proof valve connecting port 52 and the explosion-proof valve port of the new energy battery is realized to realize the connection between the sealing tester 54 and the inside of the new energy battery, so that the sealing performance of the new energy battery can be tested from the inside of the new energy battery, thereby preventing the external environment and minor faults of the equipment from affecting the test results.

[0046] Embodiment 2:

[0047] The difference from the above embodiment is that, please refer to Figure 2 - Figure 4 The power port sealing mechanism 4 includes a limit frame lifting rod 46, the limit frame lifting rod 46 is fixedly installed inside the device body 1, a sealing block baffle 43 is installed on the top of the power port sealing block 42, a sealing block spring 44 is fixedly installed outside the battery limit frame 41, and a sealing block sliding compartment 45 is fixedly installed outside the battery limit frame 41;

[0048] The fixed end of the limit frame lifting rod 46 is fixedly connected to the bottom inside the device body 1, and the movable end of the limit frame lifting rod 46 is fixedly connected to the bottom of the battery limit frame 41. The battery limit frame 41 is slidably installed inside the device body 1 through the limit frame lifting rod 46.

[0049] The outside of the power port sealing block 42 is slidably connected to the inside of the battery limit frame 41, and a sealing port that matches the power port of the new energy battery is opened on one side of the power port sealing block 42, and the other side of the power port sealing block 42 is fixedly connected to the inside of the sealing block sliding compartment 45 through a sealing block spring 44;

[0050] The power port sealing block 42 can seal the new energy power port when it contacts the new energy battery power port, and can drive the power port sealing block 42 to move toward the sealing block sliding compartment 45 when the new energy battery moves.

[0051] Both sides of the battery limit frame 41 are in contact with the inner wall of the device body 1, and the part where the battery limit frame 41 contacts the device body 1 is provided with an inclined structure, and the protrusion at the bottom of the battery limit frame 41 can be engaged with the protrusion outside the new energy battery.

[0052] During operation, the feeding roller 2 can drive the new energy battery to move in the direction of the battery limit frame 41. When the new energy battery moves, the inclined structures on both sides of the battery limit frame 41 can limit the position of the new energy battery. When the new energy battery continues to move, the power port on the new energy battery can contact the inside of the power port sealing block 42, and the power port on the new energy battery is sealed through the power port sealing block 42, and then the sealing of the new energy battery is tested. After the test is completed, the new energy battery continues to move and drives the explosion-proof valve sealing mechanism 5 to contact the sealing block baffle 43 on the power port sealing block 42, through the explosion-proof The valve sealing mechanism 5 pushes the power port sealing block 42 to move toward the sealing block sliding chamber 45. When the power port sealing block 42 moves toward the sealing block sliding chamber 45, the power port sealing block 42 releases the sealing connection with the new energy battery and contracts the sealing block spring 44. Then the limit frame lifting rod 46 drives the battery limit frame 41 to drop. The power port sealing mechanism 4 rebounds and drives the power port sealing block 42 to move toward the feeding roller 2. Then, the new energy battery is moved to the discharging roller 3 through the feeding roller 2. When the new energy battery moves, the power port of the new energy battery can be sealed through the battery limit frame 41. After the detection is completed, it can be folded up to facilitate moving the new energy battery to the next link.

[0053] Embodiment three:

[0054] The difference from the above embodiment is that, please refer to Figure 5 - Fig.10The explosion-proof valve sealing mechanism 5 includes a connecting port movable rod 51, a sealing detector 54 and a card block limiting plate 511. The connecting port movable rod 51 is slidably installed inside the device body 1, the sealing detector 54 is fixedly installed on the top of the device body 1, the card block limiting plate 511 is fixedly installed inside the device body 1, the bottom of the connecting port movable rod 51 is fixedly connected with the explosion-proof valve connecting port 52, the top of the connecting port movable rod 51 is fixedly connected with the detection connecting pipe 53, the outside of the connecting port movable rod 51 is fixedly installed with a movable rod limiting ring 55, the top of the movable rod limiting ring 55 is fixedly installed with a movable rod spring 56, the top of the battery transmission plate 57 is fixedly installed with an interface limiting block 58, the inside of the battery transmission plate 57 is provided with a transmission plate slot 59, one end of the battery transmission plate 57 is rotatably connected with a movable card block 510, and the inside of the battery transmission plate 57 is installed with a transmission plate spring 512.

[0055] The movable rod limiting ring 55 outside the connecting port movable rod 51 is connected to the device body 1 through the movable rod spring 56, and the top of the battery transmission plate 57 contacts the bottom of the movable rod limiting ring 55 through the interface limiting block 58;

[0056] When the battery transmission plate 57 moves, it can contact the movable rod limit ring 55 through the interface limit block 58 to drive the connecting port movable rod 51 to move up and down. When the connecting port movable rod 51 moves downward, it can drive the explosion-proof valve connecting port 52 to move downward. When the explosion-proof valve connecting port 52 descends, it can seal and connect the explosion-proof valve port of the new energy battery.

[0057] One end of the connection port movable rod 51 is connected to the sealing tester 54 through the detection connection pipe 53, and the other end of the connection port movable rod 51 passes through the device body 1 and the battery transmission plate 57 and is fixedly connected to the explosion-proof valve connection port 52;

[0058] When the explosion-proof valve connection port 52 seals the explosion-proof valve port of the new energy battery, the sealing tester 54 can be connected to the interior of the new energy battery through the detection connection pipe 53, the connection port movable rod 51 and the explosion-proof valve connection port 52.

[0059] The bottom of the block limit plate 511 is provided with a protrusion which is inserted into the interior of the transmission plate slot 59. One end of the transmission plate spring 512 is connected to the interior of the transmission plate slot 59. The other end of the transmission plate spring 512 is connected to the protrusion at the bottom of the block limit plate 511. The battery transmission plate 57 is slidably connected to the block limit plate 511 through the transmission plate spring 512.

[0060] The movable clamping block 510 is rotatably connected to one end of the battery transmission plate 57, the top of the movable clamping block 510 is in contact with the bottom of the clamping block limiting plate 511, and a clamping protrusion for engaging with the clamping block limiting plate 511 is provided on the side of the movable clamping block 510 away from the battery transmission plate 57;

[0061] The battery transmission plate 57 is connected to the protrusion on the new energy battery through the movable clamping block 510. When the top of the movable clamping block 510 contacts the bottom of the clamping block limiting plate 511, the movable clamping block 510 cannot rotate. When the movable clamping block 510 is separated from the clamping block limiting plate 511, the movable clamping block 510 can rotate around the connection with the battery transmission plate 57.

[0062] When the feeding roller 2 drives the new energy battery to move, the protrusion on the new energy battery can be engaged with the movable block 510 on the battery transmission plate 57. When the new energy battery moves, it can drive the battery transmission plate 57 to move from the initial position toward the direction of the power port sealing mechanism 4. When the battery transmission plate 57 moves, the transmission plate spring 512 can be compressed, and during the movement of the battery transmission plate 57, the interface limit block 58 can be driven to move. When the interface limit block 58 moves, it can drive the connecting port movable rod 51 to move up and down by engaging with the movable rod limit ring 55. When the explosion-proof valve port of the new energy battery moves to the bottom of the explosion-proof valve connecting port 52, the interface limit block 58 can drive the position of the connecting port movable rod 51 to drop and seal the explosion-proof valve port of the new energy battery through the explosion-proof valve connecting port 52. After the explosion-proof valve connecting port 52 is connected to the explosion-proof valve port of the new energy battery, the sealing tester 54 can be connected to the inside of the new energy battery through the detection connecting pipe 53 and the connecting port movable rod 51, and then the sealing of the new energy battery is tested from the inside of the new energy battery through the connecting port movable rod 51. After the test is completed, the new energy battery moves a short distance to release the movable block 510 from the protrusion on the new energy battery. After being clamped, the movable clamp block 510 rotates around the connection with the battery transmission plate 57, and the movable clamp block 510 can contact the sealing block baffle 43 when rotating, and push the power port sealing block 42 to move toward the sealing block sliding compartment 45 through the sealing block baffle 43. After the movable clamp block 510 rotates, the new energy battery moves to the discharge roller 3, and then the transmission plate spring 512 rebounds to drive the battery transmission plate 57 back to the initial position. During the working process, the movement of the new energy battery can drive the explosion-proof valve connecting port 52 to seal the explosion-proof valve port of the new energy battery, so that the new energy battery can be quickly tested for sealing during processing.

[0063] Embodiment 4:

[0064] A sealing detection device and a detection method for new energy battery processing, using a sealing detection device as in Example 1, comprising the following steps:

[0065] When working, first place the new energy battery on the feeding roller 2, and drive the new energy battery to move toward the power port sealing mechanism 4 through the feeding roller 2;

[0066] During the movement of the new energy battery, the power port sealing block 42 and the explosion-proof valve connection port 52 can be driven to seal the power port and the explosion-proof valve port of the new energy battery respectively;

[0067] The sealing tester 54 can detect the sealing of the new energy battery through the explosion-proof valve port of the new energy battery and the internal connection of the new energy battery;

[0068] After the detection is completed, the position of the battery limit frame 41 drops, and the feeding roller 2 moves the new energy battery to the discharging roller 3.

[0069] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sealing detection device, comprising a device body (1), a power port sealing mechanism (4) and an explosion-proof valve sealing mechanism (5), wherein the power port sealing mechanism (4) is installed inside the device body (1), and the explosion-proof valve sealing mechanism (5) is installed on the top of the device body (1), characterized in that: The feeding roller (2) is installed inside the device body (1), and the discharging roller (3) is installed inside the device body (1); The power port sealing mechanism (4) is installed between the feeding roller (2) and the discharging roller (3), and the power port sealing mechanism (4) comprises a battery limiting frame (41) and a power port sealing block (42), the battery limiting frame (41) is slidably installed inside the device body (1), and the power port sealing block (42) is slidably installed inside the battery limiting frame (41); The explosion-proof valve sealing mechanism (5) comprises a connection port movable rod (51), an explosion-proof valve connection port (52) and a battery transmission plate (57), wherein the connection port movable rod (51) is slidably mounted inside the device body (1), the explosion-proof valve connection port (52) is fixedly mounted at the bottom of the connection port movable rod (51), and the battery transmission plate (57) is slidably mounted inside the device body (1); The feeding roller (2) and the discharging roller (3) can drive the new energy battery to move inside the device body (1); when the new energy battery moves, it can drive the battery transmission plate (57) to move inside the device body (1); when the battery transmission plate (57) moves, it can drive the connection port movable rod (51) to move up and down inside the device body (1); when the device body (1) moves downward, it can drive the explosion-proof valve connection port (52) to seal the explosion-proof valve port of the new energy battery; the power port sealing block (42) can seal the power port of the new energy battery; after the position of the battery limit frame (41) is lowered, the feeding roller (2) can move the new energy battery onto the discharging roller (3).

2. A sealing detection device according to claim 1, characterized in that: The power port sealing mechanism (4) comprises a limit frame lifting rod (46), the limit frame lifting rod (46) is fixedly installed inside the device body (1), a sealing block baffle (43) is installed on the top of the power port sealing block (42), a sealing block spring (44) is fixedly installed outside the battery limit frame (41), and a sealing block sliding compartment (45) is fixedly installed outside the battery limit frame (41); The fixed end of the limit frame lifting rod (46) is fixedly connected to the bottom of the device body (1), the movable end of the limit frame lifting rod (46) is fixedly connected to the bottom of the battery limit frame (41), and the battery limit frame (41) is slidably installed inside the device body (1) via the limit frame lifting rod (46).

3. A sealing detection device according to claim 2, characterized in that: The outside of the power port sealing block (42) is slidably connected to the inside of the battery limiting frame (41); one side of the power port sealing block (42) is provided with a sealing opening that matches the power port of the new energy battery; the other side of the power port sealing block (42) is fixedly connected to the inside of the sealing block sliding compartment (45) via a sealing block spring (44); The power port sealing block (42) can seal the new energy power port when in contact with the new energy battery power port, and can drive the power port sealing block (42) to move in the direction of the sealing block sliding compartment (45) when the new energy battery moves.

4. A sealing detection device according to claim 3, characterized in that: The two sides of the battery limit frame (41) are in contact with the inner side walls of the device body (1); the portion of the battery limit frame (41) in contact with the device body (1) is provided with an inclined structure; and the protrusion at the bottom of the battery limit frame (41) can be engaged with the protrusion on the outside of the new energy battery.

5. The sealing detection device according to claim 1, characterized in that: The explosion-proof valve sealing mechanism (5) comprises a connection port movable rod (51), a sealing detector (54) and a block limit plate (511); the connection port movable rod (51) is slidably mounted inside the device body (1); the sealing detector (54) is fixedly mounted on the top of the device body (1); the block limit plate (511) is fixedly mounted inside the device body (1); the bottom of the connection port movable rod (51) is fixedly connected to the explosion-proof valve connection port (52); the top of the connection port movable rod (51) is fixedly connected to the detector A connecting tube (53) is provided, a movable rod limiting ring (55) is fixedly installed on the outside of the movable rod (51) of the connecting port, a movable rod spring (56) is fixedly installed on the top of the movable rod limiting ring (55), an interface limiting block (58) is fixedly installed on the top of the battery transmission plate (57), a transmission plate slide groove (59) is provided inside the battery transmission plate (57), one end of the battery transmission plate (57) is rotatably connected to a movable clamping block (510), and a transmission plate spring (512) is installed inside the battery transmission plate (57).

6. A sealing detection device according to claim 5, characterized in that: The movable rod limiting ring (55) outside the connecting port movable rod (51) is connected to the device body (1) via a movable rod spring (56), and the top of the battery transmission plate (57) contacts the bottom of the movable rod limiting ring (55) via an interface limiting block (58); When the battery transmission plate (57) moves, it can drive the connection port movable rod (51) to move up and down through the interface limit block (58) and the contact with the movable rod limit ring (55); when the connection port movable rod (51) moves downward, it can drive the explosion-proof valve connection port (52) to move downward; when the explosion-proof valve connection port (52) descends, it can seal and connect the explosion-proof valve port of the new energy battery.

7. A sealing detection device according to claim 6, characterized in that: One end of the connecting port movable rod (51) is connected to a sealing tester (54) via a detection connecting pipe (53), and the other end of the connecting port movable rod (51) passes through the device body (1) and the battery transmission plate (57) to be fixedly connected to the explosion-proof valve connecting port (52); When the explosion-proof valve connection port (52) seals the explosion-proof valve port of the new energy battery, the sealing tester (54) can be connected to the interior of the new energy battery through the detection connection pipe (53), the connection port movable rod (51) and the explosion-proof valve connection port (52).

8. A sealing detection device according to claim 7, characterized in that: The bottom of the block limit plate (511) is provided with a protrusion which is inserted into the interior of the transmission plate slide groove (59); one end of the transmission plate spring (512) is connected to the interior of the transmission plate slide groove (59); the other end of the transmission plate spring (512) is connected to the protrusion at the bottom of the block limit plate (511); and the battery transmission plate (57) is slidably connected to the block limit plate (511) via the transmission plate spring (512).

9. A sealing detection device according to claim 8, characterized in that: The movable clamping block (510) is rotatably connected to one end of the battery transmission plate (57), the top of the movable clamping block (510) is in contact with the bottom of the clamping block limiting plate (511), and a clamping protrusion for clamping with the clamping block limiting plate (511) is provided on a side of the movable clamping block (510) away from the battery transmission plate (57); The battery transmission plate (57) is clamped with a protrusion on the new energy battery through a movable clamping block (510); when the top of the movable clamping block (510) contacts the bottom of the clamping block limiting plate (511), the movable clamping block (510) cannot rotate; when the movable clamping block (510) is separated from the clamping block limiting plate (511), the movable clamping block (510) can rotate around the connection with the battery transmission plate (57).

10. A sealing detection device and a detection method for new energy battery processing, using a sealing detection device as described in any one of claims 1 to 9.

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