Lead-acid battery separator strength detection device with protection structure

Abstract

The invention discloses a lead-acid battery separator strength detection device with a protection structure, and belongs to the technical field of lead-acid battery separator detection. The lead-acid battery partition plate strength detection device with the protection structure comprises a device body, a supporting seat, a protection cover and a movable folded plate, the supporting seat is arranged in the middle of the device body, a lower pressing block used for detecting strength is installed on one side of the supporting seat, and a workbench is installed above one side of the device body; a pressure sensor used for detecting the strength of the partition plate is arranged in the stress base. The problems that an existing lead-acid storage battery partition plate detection device greatly influences the detection environment and is not beneficial to continuous detection work are solved, the pressure borne by the partition plate is detected through a pressure sensor, the exterior of the device body is protected through a protection cover and a movable folded plate, and the detection efficiency is improved. And through the adjustability of the protective cover and the movable folded plate, the device is suitable for different working environments and different types of lead-acid battery separators, the adaptability is high, and the safety is high.

Description

Technical Field

[0001] The invention relates to the technical field of lead-acid battery separator detection, in particular to a lead-acid battery separator strength detection device with a protective structure. Background Art

[0002] The Chinese patent with the announcement number CN 207074146 U discloses a strength detection device for lead-acid battery separators, including a bottom plate, a shelf fixedly installed at the center of the top of the bottom plate, fixed seats movably installed on both sides of the bottom plate, plug-in boxes inserted on the top of the two fixed seats, and both sides of the inner cavity of the two plug-in boxes are fixedly connected from bottom to top through the lower support plate and the upper support plate in sequence, a motor seat fixedly installed at the center of the top of the lower support plate, a driving motor fixedly installed on the top of the motor seat, a screw rod fixedly connected to the output shaft of the driving motor with a screw rod rotatably connected to the center of the bottom of the upper support plate, and a screw rod sleeve threadedly sleeved on the surface of the screw rod. The strength detection device for lead-acid battery separators of the patent, through the arrangement of the driving motor, screw rod, screw rod sleeve, load-bearing shaft and lower pressure block, can facilitate the staff to understand the precise value of the strength of the lead-acid battery separator and ensure the high quality of the lead-acid battery separator.

[0003] The lead-acid battery separator detection device of the above patent has a great impact on the detection environment during actual use, which is not conducive to continuous detection; therefore, it does not meet the existing needs. In this regard, we propose a lead-acid battery separator strength detection device with a protective structure. Summary of the invention

[0004] The purpose of the present invention is to provide a lead-acid battery separator strength detection device with a protective structure, which solves the problem that the lead-acid battery separator detection device proposed in the above background technology has a great impact on the detection environment during actual use and is not conducive to continuous detection.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a lead-acid battery separator strength detection device with a protective structure, comprising a device body, a support seat, a protective cover and a movable flap, wherein the support seat is arranged in the middle of the device body, a lower pressing block for detecting strength is installed on one side of the support seat, the protective cover is arranged above the lower pressing block, two movable flaps are provided, and the two movable flaps are respectively installed at the front end and the rear end of the device body, and the protective cover and the movable flap are used to protect the outside of the device body, and the protective cover and the movable flap are adjustable to adapt to different working environments and different types of lead-acid battery separators, and the adaptability is strong and the safety is high;

[0006] A workbench is installed above one side of the device body, a force-bearing seat is installed above the workbench, and a pressure sensor for detecting the strength of the partition is arranged inside the force-bearing seat.

[0007] Preferably, a display screen is installed on the upper side of the device body, the display screen and the pressure sensor are electrically connected through a PLC, an operating table is installed on the outside of the device body, an electrical switch is provided inside the operating table, and the first electric cylinder, servo motor and second electric cylinder are adjusted through the operating table to perform protective work and quick adjustment.

[0008] Preferably, the workbench extends to the inside of the device body and is fixedly connected to the device body, the force-bearing seat is connected to the workbench by fixing screws, a spring rod is installed at the upper end of the force-bearing seat, the spring rod is fixedly connected to the pressure sensor, and a shelf block is installed at the upper end of the spring rod, the position of the shelf block corresponds to the position of the pressing block, during the detection work, the lead-acid battery partition placed on the shelf block is squeezed, and the pressure sensor is squeezed by the spring rod after being subjected to pressure, and the pressure sensor judges the detection data to detect the strength of the partition.

[0009] Preferably, an integrally formed limit slot is provided in the middle of the device body, a rear protective plate is installed at the rear end of the protective cover, the rear protective plate is connected to the lifting plate by fixing screws, the position of the limit slot corresponds to the position of the rear protective plate, the lower end of the rear protective plate is embedded in the limit slot and engaged with the device body, the position of the protective cover is kept stable by the rear protective plate, the protective cover is prevented from being affected by the battery and causing position displacement, and the position stability is improved.

[0010] Preferably, a servo motor is installed on the upper end of the support seat, and an integrally formed sliding groove is provided on the outer surface of the support seat, a lifting plate is provided inside the sliding groove, a threaded screw penetrates the interior of one end of the lifting plate, and the threaded screw is threadedly connected to the lifting plate, and the motor shaft of the servo motor is fixedly connected to the threaded screw. During use, the lead-acid battery separator to be inspected is placed on the force seat above the workbench, and the lifting plate is driven down by the servo motor.

[0011] Preferably, a connecting seat is installed on the lower end surface of the lifting plate, the connecting seat is fixedly connected to the lifting plate, and a spring damper is installed between the connecting seat and the lower pressing block, and an anti-slip pad is installed on the lower end of the lower pressing block. During operation, the connecting seat and the lower pressing block squeeze the lead-acid battery separator, which is limited by the anti-slip pad to keep the position of the lead-acid battery separator stable.

[0012] Preferably, a protective baffle is welded to the outside of the protective cover, and a first electric cylinder is installed on both sides of the upper end of the rear protective plate. The telescopic cylinder of the first electric cylinder is fixedly connected to the protective cover, and the protective cover is slidably connected to the lifting plate. The protective cover is used to protect the surface of the lead-acid battery partition from bursting. During use, the detection device adjusts the first electric cylinder according to the width of the lead-acid battery partition, and pushes the protective cover to move through the first electric cylinder. The adjusted protective cover moves to adapt to lead-acid battery partitions of different widths.

[0013] Preferably, a fixing seat is installed on the outside of the device body, and the fixing seat is embedded in the inside of the device body and fixedly connected to the device body. The lower end of the movable folding plate is rotatably connected to the fixing seat through a connecting shaft, and a heat-resistant partition is welded to the inner side of the movable folding plate. During protective work, protective work is carried out through the heat-resistant partition inside the movable folding plate, thereby effectively protecting the staff performing the detection work.

[0014] Preferably, a telescopic plate is installed inside the movable folding plate, and the telescopic plate extends to the outside of the movable folding plate and is slidably connected to the movable folding plate. An anti-skid pad is installed inside the movable folding plate, and the telescopic plate squeezes the anti-skid pad to fit the movable folding plate. By adjusting the telescopic plate, it can adapt to lead-acid battery separators of different thicknesses and heights, and the telescopic plate can be stretched to meet work needs. It is safe and practical, and the electric operation working mode is conducive to continuous work and effectively improves work efficiency.

[0015] Preferably, a second electric cylinder is installed on one side of the fixed seat, and connecting ears are provided at both ends of the second electric cylinder. The two ends of the second electric cylinder are movably connected to the surface of the fixed seat and the movable folding plate through the connecting ears, and the movable folding plate is driven to move by the second electric cylinder, and the movable folding plate can adapt to lead-acid battery separators of different widths.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. During use of the present invention, the lead-acid battery separator that needs to be tested is placed on the force-bearing seat above the workbench, and the lifting plate is driven down by the servo motor. The lower pressing block at the lower end of the lifting plate squeezes the surface of the lead-acid battery separator, and the pressure on the separator is detected by the pressure sensor at the bottom. The outside of the device body is protected by the protective cover and the movable folding plate. The protective cover and the movable folding plate are adjustable to adapt to different working environments and different types of lead-acid battery separators, and the adaptability is strong and the safety is high.

[0018] 2. During use, the detection device of the present invention adjusts the first electric cylinder according to the width of the lead-acid battery separator, and the protective cover is pushed to move by the first electric cylinder. The adjusted protective cover moves to adapt to lead-acid battery separators of different widths, and then the movable folding plate is driven by the second electric cylinder to move. The movable folding plate adapts to lead-acid battery separators of different widths, and then the telescopic plate is adjusted to adapt to lead-acid battery separators of different thicknesses and heights. The telescopic plate is stretched to meet work needs, and has safety and practicality. The electric operation working mode is conducive to continuous work and effectively improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is an axonometric view of the present invention from the rear;

[0020] Figure 2 An axonometric view of the present invention viewed from above;

[0021] Figure 3 It is an axonometric view of the present invention from above;

[0022] Figure 4 For the present invention Figure 3 A partial enlarged view of area A in the middle;

[0023] Figure 5 It is an axonometric view of the protective cover and the movable flap of the present invention after adjustment;

[0024] Figure 6 It is an axonometric view of the protective cover and the movable flap of the present invention after adjustment;

[0025] Figure 7 For the present invention Figure 6 A partial enlarged view of area B in the middle.

[0026] In the figure: 1. Device body; 101. Display screen; 102. Operating table; 103. Workbench; 104. Force seat; 105. Spring rod; 106. Shelf block; 107. Limiting slot; 2. Support seat; 201. Servo motor; 202. Lifting plate; 203. Connecting seat; 204. Pressing block; 205. Sliding slot; 3. Protective cover; 301. Protective baffle; 302. Rear protective plate; 303. First electric cylinder; 4. Movable folding plate; 401. Telescopic plate; 402. Heat-resistant partition; 403. Fixed seat; 404. Second electric cylinder. DETAILED DESCRIPTION

[0027] 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.

[0028] Embodiment 1:

[0029] In order to solve the problem that the existing lead-acid battery separator detection device has a great impact on the detection environment during actual use, which is not conducive to continuous detection work, please refer to Figure 1 - Figure 4 , this embodiment provides the following technical solutions:

[0030] A lead-acid battery separator strength detection device with a protective structure comprises a device body 1, a support seat 2, a protective cover 3 and a movable flap 4, wherein the support seat 2 is arranged in the middle of the device body 1, a lower pressing block 204 for detecting strength is installed on one side of the support seat 2, the protective cover 3 is arranged above the lower pressing block 204, two movable flaps 4 are provided, and the two movable flaps 4 are respectively installed at the front end and the rear end of the device body 1, and the protective cover 3 and the movable flap 4 are used to protect the outside of the device body 1, and the protective cover 3 and the movable flap 4 are adjustable to adapt to different working environments and different types of lead-acid battery separators, and the device has strong adaptability and high safety;

[0031] A workbench 103 is installed above one side of the device body 1, and a force-bearing seat 104 is installed above the workbench 103. A pressure sensor for detecting the strength of the partition is arranged inside the force-bearing seat 104. The lower pressing block 204 at the lower end of the lifting plate 202 squeezes the surface of the lead-acid battery partition, and the pressure on the partition is detected by the pressure sensor at the bottom for detection.

[0032] In addition, a servo motor 201 is installed on the upper end of the support seat 2, and an integrally formed sliding groove 205 is provided on the outer surface of the support seat 2. A lifting plate 202 is provided inside the sliding groove 205. A threaded screw penetrates the interior of one end of the lifting plate 202, and the threaded screw is threadedly connected to the lifting plate 202. The motor shaft of the servo motor 201 is fixedly connected to the threaded screw. During use, the lead-acid battery partition that needs to be inspected is placed on the force seat 104 above the workbench 103, and the lifting plate 202 is driven down by the servo motor 201.

[0033] In addition, a fixed seat 403 is installed on the outside of the device body 1, and the fixed seat 403 is embedded in the inside of the device body 1 and fixedly connected to the device body 1. The lower end of the movable folding plate 4 is rotatably connected to the fixed seat 403 through a connecting shaft, and a heat-resistant partition 402 is welded to the inner side of the movable folding plate 4. During the protective work, the heat-resistant partition 402 inside the movable folding plate 4 is used for protective work, so as to effectively protect the staff performing the detection work.

[0034] In addition, the workbench 103 extends to the inside of the device body 1 and is fixedly connected to the device body 1. The force-bearing seat 104 is connected to the workbench 103 by fixing screws. A spring rod 105 is installed at the upper end of the force-bearing seat 104. The spring rod 105 is fixedly connected to the pressure sensor, and a shelf block 106 is installed at the upper end of the spring rod 105. The position of the shelf block 106 corresponds to the position of the pressing block 204. During the detection work, the lead-acid battery partition placed on the shelf block 106 is squeezed, and the pressure sensor is squeezed by the spring rod 105 after being subjected to pressure. The pressure sensor judges the detection data and detects the strength of the partition.

[0035] In addition, a connecting seat 203 is installed on the lower end surface of the lifting plate 202, the connecting seat 203 is fixedly connected to the lifting plate 202, and a spring damper is installed between the connecting seat 203 and the lower pressing block 204, and an anti-slip pad is installed at the lower end of the lower pressing block 204. During operation, the connecting seat 203 and the lower pressing block 204 squeeze the lead-acid battery partition, which is limited by the anti-slip pad to keep the position of the lead-acid battery partition stable.

[0036] Specifically, during use, the lead-acid battery partition that needs to be tested is placed on the force-bearing seat 104 above the workbench 103, and the lifting plate 202 is driven down by the servo motor 201. The pressing block 204 at the lower end of the lifting plate 202 squeezes the surface of the lead-acid battery partition, and the pressure on the partition is detected by the pressure sensor at the bottom. During the detection work, the lead-acid battery partition placed on the shelf block 106 is squeezed, and the spring rod 105 is pressed after being pressed to squeeze the pressure sensor. The pressure sensor judges the detection data and detects the strength of the partition. During work, the connecting seat 203 and the pressing block 204 squeeze the lead-acid battery partition, which is limited by the anti-slip pad to keep the position of the lead-acid battery partition stable. The protective cover 3 and the movable folding plate 4 are used to protect the outside of the device body 1. The adjustability of the protective cover 3 and the movable folding plate 4 can adapt to different working environments and different types of lead-acid battery partitions, and the adaptability is strong and the safety is high.

[0037] Embodiment 2:

[0038] In order to solve the problem that the adjustment of the protective structure of the existing lead-acid battery separator detection device is inconvenient to operate and affect the work during actual use, please refer to Figure 1 , Figure 5 - Figure 7 , this embodiment provides the following technical solutions:

[0039] A lead-acid battery separator strength detection device with a protective structure comprises a device body 1, a support seat 2, a protective cover 3 and a movable flap 4, wherein the support seat 2 is arranged in the middle of the device body 1, a lower pressing block 204 for detecting strength is installed on one side of the support seat 2, the protective cover 3 is arranged above the lower pressing block 204, two movable flaps 4 are provided, and the two movable flaps 4 are respectively installed at the front end and the rear end of the device body 1, and the protective cover 3 and the movable flap 4 are used to protect the outside of the device body 1, and the protective cover 3 and the movable flap 4 are adjustable to adapt to different working environments and different types of lead-acid battery separators, and the device has strong adaptability and high safety;

[0040] A workbench 103 is installed above one side of the device body 1, and a force-bearing seat 104 is installed above the workbench 103. A pressure sensor for detecting the strength of the partition is arranged inside the force-bearing seat 104. The lower pressing block 204 at the lower end of the lifting plate 202 squeezes the surface of the lead-acid battery partition, and the pressure on the partition is detected by the pressure sensor at the bottom for detection.

[0041] In addition, a display screen 101 is installed on the upper side of the device body 1. The display screen 101 and the pressure sensor are electrically connected through a PLC. The display screen 101 displays the data information detected by the pressure sensor, and the staff performs data statistics. An operating table 102 is installed on the outside of the device body 1. An electrical switch is provided inside the operating table 102. The first electric cylinder 303, the servo motor 201 and the second electric cylinder 404 are adjusted through the operating table 102 to perform protective work and quick adjustment.

[0042] In addition, an integrally formed limit slot 107 is provided in the middle of the device body 1, and a rear protective plate 302 is installed at the rear end of the protective cover 3. The rear protective plate 302 is connected to the lifting plate 202 by fixing screws. The position of the limit slot 107 corresponds to the position of the rear protective plate 302. The lower end of the rear protective plate 302 is embedded in the limit slot 107 and is engaged with the device body 1. The rear protective plate 302 is used to keep the position of the protective cover 3 stable, prevent the protective cover 3 from being affected by the battery and causing position displacement, and improve the position stability.

[0043] In addition, a protective baffle 301 is welded to the outside of the protective cover 3, and a first electric cylinder 303 is installed on both sides of the upper end of the rear protective plate 302. The telescopic cylinder of the first electric cylinder 303 is fixedly connected to the protective cover 3, and the protective cover 3 is slidably connected to the lifting plate 202. The protective cover 3 is used to protect the surface of the lead-acid battery partition from bursting. During use, the detection device adjusts the first electric cylinder 303 according to the width of the lead-acid battery partition, and the protective cover 3 is pushed to move by the first electric cylinder 303. The adjusted protective cover 3 moves to adapt to lead-acid battery partitions of different widths.

[0044] In addition, a telescopic plate 401 is installed inside the movable folding plate 4, and the telescopic plate 401 extends to the outside of the movable folding plate 4 and is slidably connected to the movable folding plate 4. An anti-skid pad is installed inside the movable folding plate 4, and the telescopic plate 401 squeezes the anti-skid pad and fits the movable folding plate 4. The telescopic plate 401 can be adjusted to adapt to lead-acid battery separators of different thicknesses and heights, and the telescopic plate 401 can be stretched to meet work needs. It is safe and practical, and the electric operation working mode is conducive to continuous work and effectively improves work efficiency.

[0045] In addition, a second electric cylinder 404 is installed on one side of the fixed seat 403, and connecting ears are provided at both ends of the second electric cylinder 404. The two ends of the second electric cylinder 404 are movably connected to the fixed seat 403 and the surface of the movable folding plate 4 through the connecting ears, and then the movable folding plate 4 is driven to move by the second electric cylinder 404. The movable folding plate 4 can adapt to lead-acid battery separators of different widths.

[0046] Specifically, during use, the detection device adjusts the first electric cylinder 303 according to the width of the lead-acid battery partition, and the first electric cylinder 303 is used to push the protective cover 3 to move. The adjusted protective cover 3 moves to adapt to lead-acid battery partitions of different widths, and then the second electric cylinder 404 drives the movable folding plate 4 to move. The movable folding plate 4 adapts to lead-acid battery partitions of different widths, and then the telescopic plate 401 is adjusted to adapt to lead-acid battery partitions of different thicknesses and heights. The telescopic plate 401 is stretched to meet work needs, and has safety and practicality. The electric operation working mode is conducive to continuous work and effectively improves work efficiency. The first electric cylinder 303, the servo motor 201 and the second electric cylinder 404 are adjusted through the operating table 102 to perform protection work and quickly adjust. The display screen 101 displays the data information detected by the pressure sensor, and the staff performs data statistics.

[0047] Working principle: During use, the lead-acid battery partition that needs to be tested is placed on the force-bearing seat 104 above the workbench 103, and the lifting plate 202 is driven down by the servo motor 201. The lower pressing block 204 at the lower end of the lifting plate 202 squeezes the surface of the lead-acid battery partition, and the pressure on the partition is detected by the pressure sensor at the bottom. During the detection work, the lead-acid battery partition placed on the shelf block 106 is squeezed, and the spring rod 105 is pressed after being pressed. The pressure sensor judges the detection data and detects the strength of the partition. During work, the connecting seat 203 and the lower pressing block 204 squeeze the lead-acid battery partition, which is limited by the anti-slip pad to keep the position of the lead-acid battery partition stable. During use, the detection device adjusts the first electric cylinder 303 according to the width of the lead-acid battery partition. The cylinder 303 pushes the protective cover 3 to move. After the protective cover 3 is adjusted, it can adapt to lead-acid battery separators of different widths. The second electric cylinder 404 drives the movable folding plate 4 to move. The movable folding plate 4 can adapt to lead-acid battery separators of different widths. The telescopic plate 401 is adjusted to adapt to lead-acid battery separators of different thicknesses and heights. The telescopic plate 401 is stretched to meet work needs, and has safety and practicality. The electric operation working mode is conducive to continuous work and effectively improves work efficiency. The first electric cylinder 303, the servo motor 201 and the second electric cylinder 404 are adjusted through the operating table 102 to perform protective work. The adjustment is fast, and the display screen 101 displays the data information detected by the pressure sensor. The staff performs data statistics to adapt to different working environments and different types of lead-acid battery separators. It has strong adaptability and high safety.

[0048] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0049] While the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the invention.

Claims

1. A lead-acid battery separator strength detection device with a protective structure, comprising a device body (1), a support seat (2), a protective cover (3) and a movable folding plate (4), characterized in that: The support seat (2) is arranged in the middle of the device body (1); a lower pressing block (204) for detecting strength is installed on one side of the support seat (2); the protective cover (3) is arranged above the lower pressing block (204); two movable folding plates (4) are provided, and the two movable folding plates (4) are respectively installed at the front end and the rear end of the device body (1); A workbench (103) is installed above one side of the device body (1), a force bearing seat (104) is installed above the workbench (103), and a pressure sensor for detecting the strength of the partition is arranged inside the force bearing seat (104).

2. A lead-acid battery separator strength detection device with a protective structure according to claim 1, characterized in that: A display screen (101) is installed on one side above the device body (1); the display screen (101) is electrically connected to the pressure sensor via a PLC; an operating table (102) is installed outside the device body (1); an electrical switch is provided inside the operating table (102).

3. A lead-acid battery separator strength detection device with a protective structure according to claim 1, characterized in that: The workbench (103) extends into the interior of the device body (1) and is fixedly connected to the device body (1); the force-bearing seat (104) is connected to the workbench (103) via fixing screws; a spring rod (105) is installed at the upper end of the force-bearing seat (104); the spring rod (105) is fixedly connected to a pressure sensor; and a shelf block (106) is installed at the upper end of the spring rod (105); the position of the shelf block (106) corresponds to the position of the lower pressure block (204).

4. A lead-acid battery separator strength detection device with a protective structure according to claim 1, characterized in that: An integrally formed limit slot (107) is provided in the middle of the device body (1); a rear protective plate (302) is installed at the rear end of the protective cover (3); the rear protective plate (302) is connected to the lifting plate (202) by fixing screws; the position of the limit slot (107) corresponds to the position of the rear protective plate (302); the lower end of the rear protective plate (302) is embedded in the limit slot (107) and is engaged with the device body (1).

5. A lead-acid battery separator strength detection device with a protective structure according to claim 4, characterized in that: A servo motor (201) is installed at the upper end of the support seat (2); an integrally formed sliding groove (205) is provided on the outer surface of the support seat (2); a lifting plate (202) is provided inside the sliding groove (205); a threaded screw penetrates the interior of one end of the lifting plate (202), and the threaded screw is threadedly connected to the lifting plate (202); and a motor shaft of the servo motor (201) is fixedly connected to the threaded screw.

6. A lead-acid battery separator strength detection device with a protective structure according to claim 5, characterized in that: A connecting seat (203) is installed on the lower end surface of the lifting plate (202), the connecting seat (203) is fixedly connected to the lifting plate (202), a spring damper is installed between the connecting seat (203) and the lower pressing block (204), and an anti-slip pad is installed at the lower end of the lower pressing block (204).

7. A lead-acid battery separator strength detection device with a protective structure according to claim 5, characterized in that: The protection cover (3) is welded to the outside with a protection baffle (301), the upper ends of the rear protection plate (302) are both provided with first electric cylinders (303), the telescopic cylinder of the first electric cylinder (303) is fixedly connected to the protection cover (3), the protection cover (3) is slidably connected to the lifting plate (202), and the protection cover (3) is used to protect the surface of the lead-acid battery separator from bursting.

8. The lead-acid battery separator strength detection device with a protective structure according to claim 1, characterized in that: A fixing seat (403) is installed on the outside of the device body (1), and the fixing seat (403) is embedded in the inside of the device body (1) and fixedly connected to the device body (1). The lower end of the movable folding plate (4) is rotatably connected to the fixing seat (403) via a connecting shaft, and the inner side of the movable folding plate (4) is welded to a heat-resistant partition (402).

9. A lead-acid battery separator strength detection device with a protective structure according to claim 8, characterized in that: A telescopic plate (401) is installed inside the movable folding plate (4), and the telescopic plate (401) extends to the outside of the movable folding plate (4) and is slidably connected to the movable folding plate (4). An anti-skid pad is installed inside the movable folding plate (4), and the telescopic plate (401) squeezes the anti-skid pad to fit the movable folding plate (4).

10. A lead-acid battery separator strength detection device with a protective structure according to claim 9, characterized in that: A second electric cylinder (404) is installed on one side of the fixed seat (403), and both ends of the second electric cylinder (404) are provided with connecting ears. The two ends of the second electric cylinder (404) are movably connected to the fixed seat (403) and the surface of the movable folding plate (4) through the connecting ears.

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