Battery testing device for energy storage battery production

Abstract

The utility model belongs to the technical field of energy storage battery production, and particularly relates to a battery testing device for energy storage battery production, which comprises a base, a supporting seat, a hydraulic cylinder, a hinge block, a pressing block, a measuring lamp, a steel needle, a mounting shell and the like, the supporting seat is fixedly connected to the top end of the base, the hydraulic cylinder is mounted at the upper part of the supporting seat, and a telescopic rod of the hydraulic cylinder faces downwards; the hinge block is rotationally connected to a telescopic rod of the hydraulic cylinder, the pressing block is fixedly connected to the bottom end of the hinge block, the measuring lamp is fixedly connected to the lower portion in the pressing block in an embedded mode, the steel needle is fixedly connected to the hinge block, a 90-degree included angle is formed between the steel needle and the pressing block, and the installation shell is fixedly connected to the telescopic rod of the hydraulic cylinder. Through precise cooperation of the hydraulic cylinder, the pressing block, the steel needle and other components, a highly automatic energy storage battery test system is constructed, and the system can efficiently complete impact and puncture tests of the energy storage battery, so that the safety performance and stability of the energy storage battery under various pressure conditions are comprehensively and deeply evaluated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the energy storage battery production technical field especially relates to a battery testing arrangement for energy storage battery production. BACKGROUND

[0002] With the continuous development of battery technology and the expansion of application fields, countries and regions have formulated corresponding battery safety standards and regulations. These standards and regulations require that batteries must meet certain safety performance requirements during production and application. Therefore, impact and penetration testing is a necessary link to meet regulatory requirements, which helps to ensure that energy storage batteries are legally and compliantly sold and used in the market.

[0003] Traditional energy storage battery testing methods, although simulate external impact and extreme conditions by manual hammering and long nail penetration, etc. to evaluate the safety performance of energy storage batteries, but due to the dependence on manual operation, the force, angle and speed of each test may differ due to different testers, resulting in subjectivity and inconsistency of test results, and there is a high safety risk in the manual testing process, especially when using long nail penetration, which may cause harm to the tester.

[0004] Therefore, there is an urgent need for a battery testing device for energy storage battery production to solve the above problems. SUMMARY

[0005] In order to overcome the shortcomings of the traditional testing method which depends on manual operation, resulting in high subjectivity and poor consistency of test results, and there is a safety risk in the testing process, the utility model provides a battery testing device for energy storage battery production.

[0006] The utility model realizes through the following technical means: a battery testing device for energy storage battery production, including base, support, hydraulic cylinder, articulated block, pressure block, measuring lamp, steel needle, installation shell, worm wheel, worm, motor, test frame, glass plate and scale, support is fixedly connected in the top of base, hydraulic cylinder is installed on the upper portion of support, and the telescopic rod is downward, articulated block is rotatably connected on the telescopic rod of hydraulic cylinder, pressure block is fixedly connected on the bottom of articulated block, measuring lamp is embeddedly fixedly connected in the lower portion in pressure block, steel needle is fixedly connected on articulated block, and forms 90 degrees angle between pressure block, installation shell is fixedly connected on the telescopic rod of hydraulic cylinder, worm wheel and worm are rotatably connected in installation shell, wherein, worm is located above worm wheel and is engaged with it, and the left and right two ends of worm wheel all pass through installation shell, and the left end is fixedly connected with articulated block, motor is installed on the upper portion of installation shell rear side, and the output shaft is forward, and is fixedly connected with worm rear end through coupling, test frame is placed in the lower portion of support, glass plate is fixedly connected on the rear portion of test frame, scale is fixedly connected on support and is located behind glass plate.

[0007] Optionally, it further comprises two screws, two clamping plates, second springs and buffer plates, the two screws are symmetrically distributed and are threadedly connected to the test frame, each clamping plate is rotationally connected to one end of each screw and is located inside the test frame, the bottom end of each clamping plate is provided with a guide block, the guide block penetrates into the bottom end of the test frame, each three second springs form a group and are fixedly connected to each clamping plate, and each buffer plate is fixedly connected between each group of second springs.

[0008] Optionally, it further comprises first springs and a scraper, the first springs are sleeved outside the steel needle, the front end of each first spring is fixedly connected to the steel needle, and the scraper is fixedly connected to the rear end of each first spring and has an inner circle diameter equal to the outer diameter of the steel needle.

[0009] Optionally, it further comprises support blocks and guide rods, the four support blocks of different specifications are in the shape of a mouth and are fixedly connected to the lower part of the support base, each two longitudinally aligned support blocks form a group, each guide rod is fixedly connected between each group of support blocks, and the test frame slides between the two guide rods.

[0010] Optionally, it further comprises two electric sliding rails, two electric sliding blocks and a protective cover, the two electric sliding rails are arranged left and right and are installed on the support base, each electric sliding block is slidingly connected to each electric sliding rail, the protective cover is installed between the two electric sliding blocks, the test frame is located below the protective cover, and two square grooves for accommodating the two screws are formed in the lower part of the protective cover.

[0011] Optionally, it further comprises a handle, and the handle is fixedly connected to the front part of the test frame.

[0012] Optionally, it further comprises a foresight, and the foresight is embeddedly fixedly connected to the bottom end inside the test frame, and the center point of the pressing block and the center point of the foresight are on the same vertical line. Advantages

[0013] Through the precise cooperation of the hydraulic cylinder, the pressing block and the steel needle and other components, a highly automated energy storage battery test system is constructed, and the system can efficiently complete the impact and puncture test of the energy storage battery, so that the safety performance and stability of the energy storage battery under various pressure conditions can be comprehensively and deeply evaluated.

[0014] Through the design of the screws, the clamping plates, the second springs and the buffer plates, the energy storage battery can be quickly fixed, and the energy storage battery can be kept stable during the entire test process, so that the test result is not affected by accidental movement.

[0015] Through the design of the electric sliding rails, the electric sliding blocks and the protective cover, the test area can be automatically covered before the test starts, the explosion fragments that may occur during the test can be effectively prevented from splashing, and the high-temperature flame can be isolated, so that the safety of the test personnel and the test equipment can be protected. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0017] Figure 2 It is the three-dimensional structure schematic view of base, support seat and hydraulic cylinder etc.

[0018] Figure 3 It is the three-dimensional structure schematic view of hinge block, pressing block and measuring lamp etc.

[0019] Figure 4 It is the partial sectional view of installation shell component.

[0020] Figure 5 It is the three-dimensional structure schematic view of test frame, handle and foresight etc.

[0021] Figure 6 It is the three-dimensional structure schematic view of screw rod, clamping plate and buffer plate etc.

[0022] In the above drawing: 1, base, 2, support seat, 3, hydraulic cylinder, 4, hinge block, 5, pressing block, 51, measuring lamp, 6, steel needle, 7, first spring, 8, scraper, 9, installation shell, 10, worm wheel, 11, worm, 12, motor, 13, test frame, 131, handle, 132, foresight, 133, glass plate, 134, scale, 14, support block, 141, guide rod, 15, screw rod, 151, clamping plate, 152, second spring, 153, buffer plate, 16, electric sliding rail, 161, electric sliding block, 162, protective cover. DETAILED DESCRIPTION

[0023] Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase that in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. As will be apparent to those of ordinary skill in the art, embodiments described herein can be combinable with other embodiments.

[0024] Embodiment: a kind of battery testing device for energy storage battery production, such as Figures 1-6As shown, it comprises base 1, support seat 2, hydraulic cylinder 3, hinge block 4, pressing block 5, measuring lamp 51, steel needle 6, mounting shell 9, worm wheel 10, worm 11, motor 12, test frame 13, handle 131, foresight 132, glass plate 133, scale 134, support block 14 and guide rod 141, support seat 2 is connected to the top end of base 1 by welding, hydraulic cylinder 3 is connected to the upper part of support seat 2 by bolts, whose telescopic rod is downward, hinge block 4 is rotatably connected to the telescopic rod of hydraulic cylinder 3, pressing block 5 is connected to the bottom end of hinge block 4 by welding, measuring lamp 51 is connected to the inner lower part of pressing block 5 by bonding, steel needle 6 is connected to hinge block 4 by welding, mounting shell 9 is connected to the telescopic rod of hydraulic cylinder 3 by welding, worm wheel 10 and worm 11 are both rotatably connected to the inside of mounting shell 9, wherein worm 11 is above worm wheel 10 and engages with it, the left and right ends of worm wheel 10 both pass through mounting shell 9, the left end is fixedly connected with hinge block 4, motor 12 is connected to the upper rear side of mounting shell 9 by bolts, whose output shaft is forward, and is fixedly connected with the rear end of worm 11 through a shaft coupling, the included angle between steel needle 6 and pressing block 5 is 90 degrees, which facilitates the accurate control of the rotation angle of the output shaft of motor 12, test frame 13 is placed on the lower part of support seat 2, handle 131 is connected to the front part of test frame 13 by welding, which facilitates the operation of test frame 13, foresight 132 is connected to the inner bottom end of test frame 13 by welding, the center point of pressing block 5 and the center point of foresight 132 are on the same vertical line, the position of the energy storage battery is determined by foresight 132, the stable and accurate pressing of pressing block 5 on the energy storage battery is realized, the test accuracy is ensured, glass plate 133 is connected to the rear part of test frame 13 by bonding, scale 134 is connected to support seat 2 by bonding and is located behind glass plate 133, four support blocks 14 of different specifications are distributed in the shape of a mouth, which are connected to the lower part of support seat 2 by welding, every two support blocks 14 longitudinally aligned form a group, and each guide rod 141 is connected between every group of support blocks 14 by welding, test frame 13 slides between the two guide rods 141, ensuring that test frame 13 does not separate from support seat 2.

[0025] As shown in Figure 1 , Figure 5 and Figure 6 , it also comprises screw rod 15, clamping plate 151, second spring 152 and buffer plate 153, two screw rods 15 are symmetrically distributed and are threadedly connected to test frame 13, each clamping plate 151 is rotatably connected to one end of each screw rod 15 and is located inside test frame 13, the bottom end of each clamping plate 151 is provided with a guide block which penetrates into the inner bottom end of test frame 13, so that clamping plate 151 and test frame 13 form a sliding connection, every three second springs 152 form a group and are connected to each clamping plate 151 by welding, and each buffer plate 153 is connected between every group of second springs 152 by welding.

[0026] As Figure 3 shown, it also includes a first spring 7 and a scraper 8, the first spring 7 is sleeved on the outside of the steel needle 6, and the front end is fixedly connected with the steel needle 6, and the scraper 8 is connected to the rear end of the first spring 7 by welding, and the inner diameter of the inner ring is equal to the outer diameter of the steel needle 6, so that the scraping surface of the inner ring of the scraper 8 can tightly adhere to the outer diameter surface of the steel needle 6, and the electrolyte on the outer diameter surface of the steel needle 6 can be fully scraped off, and a silica gel ring is arranged on the scraping surface of the scraper 8, which can provide excellent sealing and flexibility, and prevent the scraper 8 from scratching the outer diameter surface of the steel needle 6.

[0027] As Figure 1 and Figure 5 shown, it also includes an electric sliding rail 16, an electric sliding block 161 and a protective cover 162, two electric sliding rails 16 are distributed left and right and are connected to the support seat 2 by bolts, each electric sliding block 161 is slidably connected to each electric sliding rail 16, and the protective cover 162 is connected between the two electric sliding blocks 161 by bolts, the test frame 13 is located below the protective cover 162, two square grooves for accommodating the two screw rods 15 are formed in the lower part of the protective cover 162, and the protective cover 162 is made of an explosion-proof metal, such as high-strength aluminum alloy or titanium alloy, which can effectively block the fragments splashed by the explosion and isolate the high-temperature flame, preventing it from spreading to the outside of the test area, protecting the test personnel and test equipment from being damaged.

[0028] When the energy storage battery needs to be tested, the test personnel first hold the handle 131 and pull the test frame 13 forward to make it staggered with the pressing block 5, and then place the energy storage battery on the center position of the foresight 132, rotate the screw rod 15 clockwise, the clamping plate 151 moves inward with the screw rod 15, contacts and clamps the energy storage battery, and in the clamping process, the buffer plate 153 pre-contacts the energy storage battery and is slightly extruded to move outward, and a corresponding group of second springs 152 is compressed, which plays a buffering role, preventing potential damage to the energy storage battery caused by the direct force clamping of the clamping plate 151, and after the clamping is completed, the test frame 13 is pushed back to the initial position;

[0029] Then the electric slide rail 16 is started, the control electric sliding block 161 drives the protective cover 162 to move downward until the protective cover 162 completely covers the test frame 13, and then the hydraulic cylinder 3 and the measuring lamp 51 are started, the control telescopic rod of the hydraulic cylinder 3 is extended to drive the pressing block 5 to move downward to press the energy storage battery, after pressing, the telescopic rod of the hydraulic cylinder 3 is retracted to drive the pressing block 5 to move upward to restore to the initial position, completing a impact test, through the extension and retraction actions of the telescopic rod of the hydraulic cylinder 3 repeatedly, the energy storage battery is subjected to multiple continuous impact tests, and in the test process, the laser emitted by the measuring lamp 51 linearly transmits through the glass plate 133 and accurately irradiates on the scale 134, facilitating the test personnel to observe and record the displacement of the pressing block 5, so that the deformation and pressure resistance of the energy storage battery in the impact test are evaluated;

[0030] After the impact test is completed, the measuring lamp 51 is turned off, and the motor 12 is started to control the output shaft to rotate counterclockwise by 90 degrees, the worm 11 rotates counterclockwise by 90 degrees and is engaged with the worm gear 10 in a forward direction, when engaged, the worm gear 10 drives the hinged block 4 to rotate clockwise by 90 degrees, so that the steel needle 6 is adjusted to the initial position of the pressing block 5, and the extension and retraction actions of the telescopic rod of the hydraulic cylinder 3 are repeatedly performed again to drive the steel needle 6 to continuously move downward and upward, so that the energy storage battery is subjected to multiple continuous puncture tests, when the steel needle 6 penetrates into the energy storage battery each time, the scraper 8 contacts the energy storage battery and is pressed to move upward, the first spring 7 is compressed accordingly, when the steel needle 6 is separated from the energy storage battery each time, the first spring 7 restores to the original state to drive the scraper 8 to move downward to restore to the initial position, so that the residual electrolyte on the outer diameter surface of the steel needle 6 is scraped off, and in the whole puncture test process, the protective cover 162 always plays a protective role to ensure the safety of the test personnel and equipment;

[0031] After the puncture test is completed, the hydraulic cylinder 3 is turned off, the control electric sliding block 161 drives the protective cover 162 to move upward to restore to the initial position, exposing the test frame 13, and then the output shaft of the motor 12 is controlled to rotate clockwise by 90 degrees, the worm 11 rotates clockwise by 90 degrees and is engaged with the worm gear 10 in a reverse direction, when engaged, the worm gear 10 drives the hinged block 4 to rotate counterclockwise by 90 degrees, so that the steel needle 6 and the pressing block 5 restore to the initial position;

[0032] Finally, the test frame 13 is pulled forward, the screw rod 15 is rotated counterclockwise, the clamping plate 151 moves outward with the screw rod 15, so that the buffer plate 153 is separated from the energy storage battery, a group of second springs 152 restore to the original state to drive the buffer plate 153 to move inward to restore to the initial position, the tested energy storage battery is taken out, and the test frame 13 can be pushed back.

[0033] Although the utility model is described in detail with reference to the above embodiments, it is obvious to those skilled in the art through the disclosure that various changes or modifications can be made to the utility model without departing from the principles and spirit of the utility model defined in the claims. Therefore, the detailed description of the embodiments of the disclosure is only used for explanation, not for limiting the utility model, and the protection range is defined by the content of the claims.

Claims

1. A battery testing device for energy storage battery production, characterized by: The utility model provides a kind of glass plate thickness measuring device, including base (1), support base (2), hydraulic cylinder (3), articulated block (4), pressing block (5), measuring lamp (51), steel needle (6), installation shell (9), worm wheel (10), worm (11), motor (12), test frame (13), glass plate (133) and scale (134), support base (2) is fixedly connected to base (1) top, hydraulic cylinder (3) is installed on the upper portion of support base (2), and its telescopic rod is downward, articulated block (4) is rotatably connected on the telescopic rod of hydraulic cylinder (3), pressing block (5) is fixedly connected to the bottom end of articulated block (4), measuring lamp (51) is embeddedly fixedly connected in the lower portion of pressing block (5), steel needle (6) is fixedly connected to articulated block (4), and forms 90 degrees angle between steel needle (6) and pressing block (5), installation shell (9) is fixedly connected to the telescopic rod of hydraulic cylinder (3), worm wheel (10) and worm (11) are rotatably connected in installation shell (9) inside, wherein, worm (11) is located above worm wheel (10) and is engaged with it, and worm wheel (10) left and right two ends all pass through installation shell (9), left end is fixedly connected with articulated block (4), motor (12) is installed on the upper portion of installation shell (9) rear side, and its output shaft is forward, is fixedly connected with the rear end of worm (11) by shaft coupling, test frame (13) is placed in the lower portion of support base (2), glass plate (133) is fixedly connected to the rear portion of test frame (13), and scale (134) is fixedly connected to support base (2), and is located behind glass plate (133).

2. A battery testing device for the production of energy storage batteries as defined in claim 1, characterized in that Still including screw rod (15), clamping plate (151), second spring (152) and buffer plate (153), two screw rods (15) are symmetrically distributed, and are threadedly connected on test frame (13), each clamping plate (151) is rotatably connected to one end of each screw rod (15), and is located in test frame (13) inside, the bottom end of each clamping plate (151) is equipped with guide block, the guide block is inserted into the bottom end in test frame (13), every three second springs (152) are a group, and are fixedly connected to each clamping plate (151), and each buffer plate (153) is fixedly connected between each group of second springs (152).

3. A battery testing device for the production of energy storage batteries as defined in claim 2, characterized in that Still including first spring (7) and scraper (8), first spring (7) is sleeved on the outside of steel needle (6), and the front end is fixedly connected with steel needle (6), and scraper (8) is fixedly connected to the rear end of first spring (7), and the inner circle diameter is equal to the outer diameter of steel needle (6).

4. A battery testing device for the production of energy storage batteries as defined in claim 3, characterized in that: Still including support block (14) and guide rod (141), four support blocks (14) of different specifications are distributed in mouth shape, and are fixedly connected to the lower portion of support base (2), and every two support blocks (14) vertically aligned are a group, and each guide rod (141) is fixedly connected between each group of support blocks (14), and test frame (13) slides between two guide rods (141).

5. A battery testing device for the production of energy storage batteries as defined in claim 4, characterized in that: It further comprises electric sliding rails (16), electric sliding blocks (161) and a protective cover (162), the two electric sliding rails (16) are distributed left and right and are installed on the support base (2), each electric sliding block (161) is slidingly connected to each electric sliding rail (16), the protective cover (162) is installed between the two electric sliding blocks (161), the test frame (13) is located below the protective cover (162), and two square grooves for accommodating the two screw rods (15) are formed in the lower portion of the protective cover (162).

6. A battery testing device for the production of energy storage batteries as defined in claim 5, characterized in that It further comprises a handle (131) which is fixedly connected to the front portion of the test frame (13).

7. A battery testing device for the production of energy storage batteries as defined in claim 6, characterized in that It further comprises a front sight (132) which is embeddedly fixed to the inner bottom end of the test frame (13), and the center point of the pressing block (5) and the center point of the front sight (132) are on the same vertical line.

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