Battery case explosion-proof test structure

Abstract

The utility model relates to the technical field of battery testing, and discloses a battery shell explosion-proof testing structure which comprises a testing table, a tempered laminated glass cover is fixedly arranged on the top face of the testing table, a hydraulic cylinder is fixedly installed in the middle of the top face of the tempered laminated glass cover, and a testing mechanism is fixedly arranged at the output end of the hydraulic cylinder. A dry powder barrel is fixedly installed on one side of the top face of the tempered laminated glass cover, a powder outlet pipe is fixedly arranged on the bottom face of the dry powder barrel, and a powder spraying mechanism is fixedly installed on one side of the outer surface of the tempered laminated glass cover. According to the anti-explosion test structure for the battery shell, through the arrangement of the powder spraying mechanism, when an anti-explosion test is carried out, when a battery explodes, a valve is opened, a powder outlet pipe discharges dry powder in a dry powder barrel, then an air pump is started, compressed air is conveyed to the powder outlet pipe through an air conveying pipe, the dry powder is sprayed into a tempered laminated glass cover, and the battery is rapidly extinguished; the fire behavior is timely controlled to avoid accidents.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery test technical field especially relates to a battery shell explosion -proof test structure. BACKGROUND

[0002] With the rapid development of new energy technology, lithium battery, sodium battery and other high performance batteries are increasingly widely used in electric vehicles, energy storage systems, consumer electronics and other fields. In the use process of the battery, explosion is prone to occur under pressure, so it is necessary to carry out explosion-proof test on the battery during production.

[0003] However, the conventional battery shell explosion-proof test structure generally uses an external fire extinguisher to extinguish fire after the battery catches fire, which is not timely and has safety hazards. Moreover, the generated harmful gas is not easy to filter and purify, which will affect the working environment and health of personnel. In addition, it needs to be carried out in multiple steps when testing different positions of the battery shell, which is low in efficiency.

[0004] Therefore, a battery shell explosion-proof test structure is proposed. UTILITY MODEL CONTENTS

[0005] (I) Technical problem solved

[0006] The utility model aims at providing a battery shell explosion-proof test structure to solve the problems of not being convenient to extinguish fire in time after puncture, having safety hazards, the generated harmful gas being not easy to filter and purify, affecting the working environment and health of personnel, and needing to be carried out in multiple steps when testing different positions of the battery shell.

[0007] (II) Technical scheme

[0008] To achieve the above purpose, the utility model is realized by the following technical scheme: a battery shell explosion-proof test structure, comprising a test table, the top surface of the test table is fixedly provided with a tempered laminated glass cover, the top surface of the tempered laminated glass cover is fixedly provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly provided with a test mechanism; one side of the top surface of the tempered laminated glass cover is fixedly provided with a dry powder barrel, the bottom surface of the dry powder barrel is fixedly provided with a powder outlet pipe, one side of the outer surface of the tempered laminated glass cover is fixedly provided with a powder spraying mechanism; the other side of the top surface of the tempered laminated glass cover is fixedly provided with an exhaust fan, the top surface of the exhaust fan is fixedly provided with a purification mechanism, both sides of the top surface of the test table are fixedly provided with a supporting plate, the outer surface of the supporting plate is fixedly provided with a clamping mechanism, and the edge of one side of the tempered laminated glass cover is hingedly connected with a door plate through a hinge.

[0009] As a further scheme of the utility model, the test mechanism includes a pressure sensor, a test rack and a puncture needle, the pressure sensor is fixedly arranged at the output end of the hydraulic cylinder, the test rack is fixedly arranged at the bottom surface of the pressure sensor, the puncture needle is arranged in a rectangular array on the bottom surface of the test rack, and the test mechanism is used for testing the explosion-proof capability of the battery.

[0010] As a further scheme of the utility model, one side of the pressure sensor is electrically connected with a controller, one side of the controller is electrically connected with a display, and the controller and the display are fixedly installed at the edge of the top surface of the tempered laminated glass cover, and the display is used for displaying the reading of the pressure sensor.

[0011] As a further scheme of the utility model, the powder spraying mechanism includes an air pump and a gas conveying pipe, the air pump is fixedly installed at one side of the outer surface of the tempered laminated glass cover, one end of the gas conveying pipe is connected with the output end of the air pump, and the gas conveying pipe is used for conveying compressed air to the powder outlet pipe.

[0012] As a further scheme of the utility model, the other end of the gas conveying pipe is connected to the surface of the powder outlet pipe, a valve is fixedly installed at the top of the surface of the powder outlet pipe, and the valve controls the opening and closing of the powder outlet pipe.

[0013] As a further scheme of the utility model, the purification mechanism includes an exhaust pipe and an activated carbon plate, the exhaust pipe is fixedly installed at the top surface of the exhaust fan, a slot is formed in the top surface of the exhaust pipe, the activated carbon plate is inserted into the slot, and the activated carbon plate is used for purifying harmful gas.

[0014] As a further scheme of the utility model, the clamping mechanism includes a hydraulic rod and a clamping plate, the hydraulic rod is fixedly installed at the outer surface of the support plate, the clamping plate is fixedly connected with the output end of the hydraulic rod, and the clamping plate is used for fixing the battery shell.

[0015] (Three) beneficial effects

[0016] The utility model provides a battery shell explosion -proof test structure, has the following beneficial effects:

[0017] 1、the battery shell explosion -proof test structure, through the setting of the powder spraying mechanism, when explosion -proof test is carried out, the battery explodes, the valve is opened, the dry powder in the dry powder barrel is discharged to the powder outlet pipe, and then the air pump is opened, compressed gas is conveyed to the powder outlet pipe through the gas conveying pipe, the dry powder is sprayed in the tempered laminated glass cover, the battery is quickly extinguished, and the fire is timely controlled to avoid accidents.

[0018] 2、The battery shell explosion-proof test structure, through the setting of the purification mechanism, after the fire extinguishing is completed, the dry powder falls down, the exhaust fan is opened, the exhaust fan sucks the generated harmful gas into the exhaust pipe with small suction, the activated carbon plate filters and purifies the harmful gas, and the working environment and personnel health are avoided from being polluted by the generated harmful gas.

[0019] 3、The battery shell explosion-proof test structure, through the setting of the test mechanism, the hydraulic rod is opened, the clamping plate is driven to fix the battery shell, the test mechanism is pressed down by the hydraulic cylinder, a plurality of puncture needles press different positions on the surface of the battery shell respectively, the pressure sensor senses the reading and displays on the display, the different sizes of the battery are fixed, and different positions of the battery can be tested at the same time, and the operation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic view of the utility model;

[0021] Figure 2 It is a whole split structure schematic view of the utility model;

[0022] Figure 3 It is a powder spraying mechanism structure schematic view of the utility model;

[0023] Figure 4 It is a clamping mechanism structure schematic view of the utility model;

[0024] Figure 5 It is a test mechanism structure schematic view of the utility model;

[0025] Figure 6 It is a purification mechanism structure schematic view of the utility model.

[0026] In the drawing: 1, test table; 2, tempered laminated glass cover; 3, hydraulic cylinder; 4, test mechanism; 401, pressure sensor; 402, test stand; 403, puncture needle; 5, dry powder barrel; 6, powder outlet pipe; 7, powder spraying mechanism; 701, air pump; 702, gas conveying pipe; 8, exhaust fan; 9, purification mechanism; 901, exhaust pipe; 902, activated carbon plate; 10, support plate; 11, clamping mechanism; 1101, hydraulic rod; 1102, clamping plate; 12, door plate. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the protection scope of the utility model.

[0028] Please refer to Figures 1 to 6The utility model provides a technical scheme: a battery shell explosion -proof test structure, including test board 1, the top surface fixed setting of test board 1 has the tempered laminated glass cover 2, the top surface fixed mounting of tempered laminated glass cover 2 has the hydraulic cylinder 3, and the output of hydraulic cylinder 3 is fixedly set up with test mechanism 4, through the setting of test mechanism 4, open hydraulic rod 1101, drive the clamping plate 1102 and fix the battery shell, and the test mechanism 4 is pressed down by hydraulic cylinder 3, and a plurality of puncture needle 403 respectively carry out pressure to the surface different position of battery shell, and pressure sensor 401 senses reading and shows on the display, reaches the fixed effect of the battery of different size, and can test the different position of battery simultaneously, and the operation is convenient,

[0029] The top surface of the tempered laminated glass cover 2 is fixedly installed with a dry powder barrel 5 on one side, the bottom surface of the dry powder barrel 5 is fixedly provided with a powder outlet pipe 6, and the outer surface of the tempered laminated glass cover 2 is fixedly installed with a powder spraying mechanism 7 on one side. Through the setting of the powder spraying mechanism 7, when explosion-proof testing is performed, if the battery explodes, the valve is opened, the dry powder in the dry powder barrel 5 is discharged through the powder outlet pipe 6, and then the air pump 701 is opened, compressed gas is transported to the powder outlet pipe 6 through the gas conveying pipe 702, the dry powder is sprayed in the tempered laminated glass cover 2, the battery is quickly extinguished, and the fire is timely controlled to avoid accidents.

[0030] The other side of the top surface of the tempered laminated glass cover 2 is fixedly installed with an exhaust fan 8, and the top surface of the exhaust fan 8 is fixedly installed with a purification mechanism 9. Through the setting of the purification mechanism 9, after the fire is extinguished, the dry powder falls down, the exhaust fan 8 is opened, the exhaust fan 8 sucks the harmful gas generated into the exhaust pipe 901 with small suction, the activated carbon plate 902 filters and purifies the harmful gas, and the working environment and the health of personnel are prevented from being polluted by the harmful gas generated during testing. The top surface of the test board 1 is fixedly installed with a support plate 10 on both sides, the outer surface of the support plate 10 is fixedly installed with a clamping mechanism 11, and the edge of one side of the tempered laminated glass cover 2 is hingedly connected with a door plate 12.

[0031] The test mechanism 4 includes a pressure sensor 401, a test stand 402 and a puncture needle 403. The pressure sensor 401 is fixedly arranged on the output end of the hydraulic cylinder 3, the test stand 402 is fixedly arranged on the bottom surface of the pressure sensor 401, and the puncture needle 403 is arranged in a rectangular array on the bottom surface of the test stand 402.

[0032] Through the setting of the test mechanism 4, the different positions of the battery shell are tested for explosion-proof testing.

[0033] One side of the pressure sensor 401 is electrically connected with a controller, one side of the controller is electrically connected with a display, and the controller and the display are fixedly installed on the edge of the top surface of the tempered laminated glass cover 2.

[0034] Through the setting of the pressure sensor 401, the function of sensing the applied pressure is realized.

[0035] The powder spraying mechanism 7 comprises a gas pump 701 and a gas conveying pipe 702.

[0036] Through the setting of the powder spraying mechanism 7, the function of blowing the dry powder in the powder outlet pipe 6 into the tempered laminated glass cover 2 is realized.

[0037] The other end of the gas conveying pipe 702 is communicated to the surface of the powder outlet pipe 6.

[0038] Through the setting of the valve, the function of controlling the opening and closing of the powder outlet pipe 6 is realized.

[0039] The purification mechanism 9 comprises an exhaust pipe 901 and an activated carbon plate 902.

[0040] Through the setting of the purification mechanism 9, the function of filtering and purifying the harmful gas is realized.

[0041] The clamping mechanism 11 comprises a hydraulic rod 1101 and a clamping plate 1102.

[0042] Through the setting of the clamping mechanism 11, the function of clamping and fixing the battery shell of different sizes is realized.

[0043] In the utility model, the working steps of the device are as follows:

[0044] The first step is to open the hydraulic rod 1101, drive the clamping plate 1102 to fix the battery shell, fix the battery of different sizes, drive the test mechanism 4 to press down by the hydraulic cylinder 3, and the multiple puncture needles 403 respectively press different positions on the surface of the battery shell, the pressure sensor 401 senses the reading and displays on the display, and the different positions of the battery can be tested at the same time.

[0045] The second step is that when the battery explodes, the valve is opened, the dry powder in the dry powder barrel 5 is discharged by the powder outlet pipe 6, then the gas pump 701 is opened, the compressed gas is conveyed to the powder outlet pipe 6 through the gas conveying pipe 702, the dry powder is sprayed in the tempered laminated glass cover 2, the battery is quickly extinguished, the fire is timely controlled to avoid accidents.

[0046] The third step: after the dry powder falls, the exhaust fan 8 is opened, the exhaust fan 8 sucks the harmful gas generated into the exhaust pipe 901 with small suction, and the activated carbon plate 902 filters and purifies the harmful gas, avoids the harmful gas generated by the test from polluting the working environment and the health of personnel. It should be noted that the device structure and the drawings of the utility model mainly describe the principle of the utility model, and the setting of the power mechanism, the power supply system and the control system of the device is not completely described in the technical principle of the design, and under the premise that the technical personnel in the field understand the principle of the above-mentioned utility model, the specific of the power mechanism, the power supply system and the control system can be clearly known, and the control mode of the application file is automatically controlled through the controller, and the control circuit of the controller can be realized through the simple programming of the technical personnel in the field;

[0047] The standard parts used can be purchased from the market, and can be ordered according to the description and drawings, the specific connection mode of each part adopts the conventional screw, rivet, welding and other conventional means in the prior art, the mechanical parts and equipment adopt conventional models in the prior art, and the components known by the technical personnel in the field, the structure and principle thereof can be known by the technical personnel through a technical manual or through a conventional experimental method.

[0048] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A battery shell explosion-proof test structure, comprising a test table (1), characterized in that: The top surface of the test bench (1) is fixedly provided with a tempered laminated glass cover (2), the middle of the top surface of the tempered laminated glass cover (2) is fixedly installed with a hydraulic cylinder (3), and the output end of the hydraulic cylinder (3) is fixedly provided with a test mechanism (4); one side of the top surface of the tempered laminated glass cover (2) is fixedly installed with a dry powder barrel (5), the bottom surface of the dry powder barrel (5) is fixedly provided with a powder outlet pipe (6), one side of the outer surface of the tempered laminated glass cover (2) is fixedly installed with a powder spraying mechanism (7); the other side of the top surface of the tempered laminated glass cover (2) is fixedly installed with an exhaust fan (8), the top surface of the exhaust fan (8) is fixedly installed with a purification mechanism (9), and both sides of the top surface of the test bench (1) are fixedly installed with a support plate (10); the outer surface of the support plate (10) is fixedly installed with a clamping mechanism (11), and the edge of one side of the tempered laminated glass cover (2) is hingedly connected with a door plate (12).

2. The battery case explosion-proof test structure according to claim 1, characterized in that: The test mechanism (4) comprises a pressure sensor (401), a test frame (402) and a puncture needle (403), the pressure sensor (401) is fixedly arranged at the output end of the hydraulic cylinder (3), the test frame (402) is fixedly arranged at the bottom surface of the pressure sensor (401), and the puncture needle (403) is arranged in a plurality of groups and in a rectangular array on the bottom surface of the test frame (402).

3. The battery case explosion-proof test structure according to claim 2, characterized in that: One side of the pressure sensor (401) is electrically connected with a controller, one side of the controller is electrically connected with a display, and the controller and the display are fixedly installed on the edge of the top surface of the tempered laminated glass cover (2).

4. The battery case explosion-proof test structure according to claim 1, characterized in that: The powder spraying mechanism (7) comprises an air pump (701) and a gas conveying pipe (702), the air pump (701) is fixedly installed on one side of the outer surface of the tempered laminated glass cover (2), and one end of the gas conveying pipe (702) is in communication with the output end of the air pump (701).

5. The battery case explosion-proof test structure according to claim 4, characterized in that: The other end of the gas conveying pipe (702) is communicated to the surface of the powder outlet pipe (6), and a valve is fixedly installed on the top of the surface of the powder outlet pipe (6).

6. The battery case explosion-proof test structure according to claim 1, wherein: The purification mechanism (9) comprises an exhaust pipe (901) and an activated carbon plate (902), the exhaust pipe (901) is fixedly installed on the top surface of the exhaust fan (8), the top surface of the exhaust pipe (901) is provided with a slot, and the activated carbon plate (902) is inserted into the slot.

7. The battery case explosion-proof test structure according to claim 1, characterized in that: The clamping mechanism (11) comprises a hydraulic rod (1101) and a clamping plate (1102), the hydraulic rod (1101) is fixedly installed on the outer surface of the support plate (10), and the clamping plate (1102) is fixedly connected with the output end of the hydraulic rod (1101).

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