New energy automobile battery explosion-proof performance detection device

Abstract

The invention relates to a new energy automobile battery explosion-proof performance detection device which comprises a test board, a protective cover is fixedly connected to the top end of the test board, a filtering reminding mechanism is arranged at the top end of the protective cover, and through the arranged filtering reminding mechanism, the protective cover has the main function of protecting the test environment; the influence of explosion or leakage of a new energy automobile battery body on the surrounding environment is prevented, gas enters a filter pipe, is treated by a filter screen and then is conveyed to the outside through a transmission pump, the filter screen can be gradually blocked along with the increase of the use frequency, when the filter resistance is increased, a mounting frame ascends immediately, and a sliding plate is driven to ascend in the ascending process of the mounting frame; the sliding plate drives the trigger rod to ascend, the trigger rod triggers the pressing type alarm to give an alarm to remind that a filter screen needs to be replaced, continuous effectiveness of gas filtering is guaranteed, and when a gas detection alarm is installed at one end of the conveying pipe and potential safety hazards exist in gas, the alarm can give an alarm.

Description

Technical Field

[0001] The present invention relates to the technical field of battery safety detection, and in particular to a device for detecting explosion-proof performance of a battery for a new energy vehicle. Background Art

[0002] With the rapid development of new energy vehicles, batteries, as their core power source, have received more and more attention. New energy vehicle batteries are not only the power source for driving electric vehicles, but also the key components for achieving high efficiency and safety. However, during the charging and discharging process, especially under extreme working conditions, batteries may have safety hazards such as overheating, short circuit, expansion, leakage, etc. These problems may even cause battery explosion or fire in severe cases, posing a major threat to the vehicle and its surrounding environment.

[0003] In actual use, traditional gas filtration systems fail to issue an alarm in time when the filter is clogged, resulting in reduced filtration efficiency and the failure to discharge the accumulated harmful gases in time, increasing safety risks. Many traditional devices lack the ability to monitor safety hazards in the gas in real time and fail to issue an alarm in time before the danger occurs. This may cause potential problems to be ignored and increase the probability of accidents. Summary of the invention

[0004] 1. Technical issues to be resolved In order to solve the above-mentioned problems in the prior art, the present invention provides a new energy vehicle battery explosion-proof performance detection device to solve the problem that the traditional gas filtration system fails to issue an alarm in time when the filter is blocked, resulting in a decrease in filtration efficiency and the accumulated harmful gas cannot be discharged in time, increasing the safety risk.

[0005] (II) Technical solution In order to achieve the above object, the main technical solutions adopted by the present invention are: A new energy vehicle battery explosion-proof performance detection device comprises a test bench, a protective cover is fixedly connected to the top of the test bench, a filtering reminder mechanism is arranged on the top of the protective cover, the filtering reminder mechanism comprises a transmission pipe, a ventilation pipe, a transmission pump, a delivery pipe, a gas detection alarm, a filter pipe, a folding hose, a push-type alarm, a connecting plate, a trigger rod, a filter screen, a mounting frame, a fixing plate, a limiting groove and a sliding plate, a mounting frame is fixedly connected to the top of the test bench, a hydraulic press is fixedly connected to the top of the mounting frame, a test support plate is fixedly connected to the output end of the hydraulic press, four lifting rods are fixedly connected to the top of the test support plate, the output ends of the four lifting rods all penetrate the test support plate and are fixedly connected to puncture rods, a fire extinguishing mechanism is arranged on the bottom of the test support plate, the fire extinguishing mechanism comprises a water storage box, a connecting pipe, a delivery pump, a nozzle and a relay box, and the top of the relay box is fixedly connected to the bottom end of the test support plate.

[0006] A ventilation pipe is fixedly connected to one side wall of the protective cover, a mounting frame is vertically slidably connected to the inner wall of the filter tube, a filter net is snap-connected to the inner wall of the mounting frame, a folding hose is threadedly connected to the top of the mounting frame, and a transmission pipe is fixedly connected to the top of the folding hose.

[0007] The bottom end of the transmission pump is fixedly connected to the top of the protective cover, the air inlet of the transmission pump is fixedly connected to one end of the transmission pipe, the air outlet of the transmission pump is fixedly connected to the delivery pipe, and a gas detection alarm is installed at one end of the delivery pipe.

[0008] Two limiting grooves are provided at the top of the filter tube, the inner walls of the two limiting grooves are vertically slidably connected with sliding plates, the inner sides of the two sliding plates are respectively fixedly connected to the two side walls of the installation frame, and the tops of the two sliding plates are fixedly connected with reset springs.

[0009] The top ends of the two reset springs are fixedly connected with a fixing plate, the two fixing plates are respectively fixedly connected to the inner walls of the two limiting grooves, and one side wall of the two sliding plates is fixedly connected with a trigger rod.

[0010] A push-type alarm is provided on the top of the two trigger rods, and the tops of the two push-type alarms are fixedly connected to connecting plates. The inner sides of the two connecting plates are respectively fixedly connected to one side wall of the two fixed plates, and the trigger ends of the push-type alarm are respectively placed on the tops of the two trigger rods.

[0011] A holding plate is slidably connected to the top of the test bench, and a new energy vehicle battery body is placed on the top of the holding plate.

[0012] Both sides of the top of the test bench are fixedly connected to limited support seats, and electric push rods are installed on the inner sides of the two limited support seats. The output ends of the two electric push rods are respectively attached to the two side walls of the new energy vehicle battery body.

[0013] The water storage box is fixedly connected to a side wall of the protective cover, a connecting pipe is fixedly connected to one side wall of the water storage box, one end of the connecting pipe is fixedly connected to a delivery pump, the bottom end of the delivery pump is fixedly connected to a side wall of the test support plate, the output end of the delivery pump is fixedly connected to a relay box, the relay box is fixedly connected to the bottom end of the test support plate, and the bottom end of the relay box is fixedly connected to a nozzle.

[0014] The front of the protective cover is vertically slidably connected with a protective door, and the top of the test bench is fixedly connected with an explosion force measuring device.

[0015] (III) Beneficial effects The beneficial effects of the present invention are as follows: through the filter reminder mechanism, the main function of the protective cover is to protect the test environment and prevent the explosion or leakage of the new energy vehicle battery body from affecting the surrounding environment. The gas enters the filter tube, is processed by the filter net, and is then transported to the outside through the transmission pump. The filter net will gradually become clogged as the number of uses increases. When the filtering resistance increases, the installation frame rises immediately, and the sliding plate is driven to rise during the rising process of the installation frame. The sliding plate drives the trigger rod to rise, and the trigger rod triggers the push-type alarm to sound an alarm, reminding that the filter net needs to be replaced to ensure the continued effectiveness of gas filtration. In addition, when the gas detection alarm is installed at one end of the delivery pipe, when there is a potential safety hazard in the gas, the alarm will sound a warning to remind the user to check the filter tube and other components in time to eliminate the fault. A hydraulic press is installed on the test bench, and the output end of the hydraulic press is fixedly connected to four lifting rods through a test support plate. The puncture rod at the end of the lifting rod is used to perform a pressure test on the new energy vehicle battery body simulating extreme conditions to detect its explosion-proof performance under pressure. When the new energy vehicle battery body explodes, the explosion force gauge can measure the power generated during the explosion. It uses precision sensors to detect parameters such as impact force, pressure and vibration at the moment of explosion, and captures the physical effects of the explosion in real time. These data can be used to evaluate the explosion-proof performance of new energy vehicle batteries under extreme conditions, help determine the energy of the explosion and the impact of the explosion on the surrounding environment, and cooperate with the set fire extinguishing mechanism. When the new energy vehicle battery explodes, the user can start the delivery pump, which delivers the water in the water storage box to the relay box, and then sprays it out from multiple nozzles, which can quickly and effectively extinguish the fire source, prevent the fire from spreading or exploding again, reduce the risk of accidents, and ensure the safety of the test environment and equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a structural schematic diagram of the filter tube part of the present invention; Figure 3 It is a structural cross-sectional view of the knot filter tube part of the present invention; Figure 4 For the present invention Figure 3 Enlarged view of point A in the middle; Figure 5 It is a structural cross-sectional view of the protective cover part of the present invention; Figure 6 For the present invention Figure 5 Enlarged view of point B in the middle; Figure 7 It is a schematic structural diagram of the test bench part of the present invention.

[0017] [Description of Reference Numerals] 1. Test bench; 2. Protective cover; 3. Filter reminder mechanism; 301. Transmission pipe; 302. Ventilation pipe; 303. Transmission pump; 304. Delivery pipe; 305. Gas detection alarm; 306. Filter pipe; 307. Folding hose; 308. Press-type alarm; 309. Connecting plate; 310. Trigger rod; 311. Filter screen; 312. Mounting frame; 313. Fixing plate; 314. Limiting groove; 315. 5. Sliding plate; 316. Reset spring; 4. Fire extinguishing mechanism; 401. Water storage box; 402. Connecting pipe; 403. Delivery pump; 404. Nozzle; 405. Relay box; 5. Protective door; 6. New energy vehicle battery body; 7. Limit support; 8. Electric push rod; 9. Hydraulic press; 10. Mounting frame; 11. Explosion dynamometer; 12. Holding plate; 13. Lifting rod; 14. Test support plate; 15. Piercing rod. DETAILED DESCRIPTION

[0018] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0019] Please refer to Figures 1 to 7As shown, a new energy vehicle battery explosion-proof performance detection device of the present invention includes a test bench 1, a protective cover 2 is fixedly connected to the top of the test bench 1, a filter reminder mechanism 3 is provided on the top of the protective cover 2, and the filter reminder mechanism 3 includes a transmission pipe 301, a ventilation pipe 302, a transmission pump 303, a delivery pipe 304, a gas detection alarm 305, a filter pipe 306, a folding hose 307, a push-type alarm 308, a connecting plate 309, a trigger rod 310, a filter screen 311, an installation frame 312, a fixing plate 313, a limiting groove 314 and a sliding plate 315, the test bench 1 is fixedly connected to the top of the mounting frame 10, the top of the mounting frame 10 is fixedly connected to the hydraulic press 9, the output end of the hydraulic press 9 is fixedly connected to the test support plate 14, the top of the test support plate 14 is fixedly connected to four lifting rods 13, the output ends of the four lifting rods 13 all penetrate the test support plate 14, and are fixedly connected to the piercing rod 15, and the bottom of the test support plate 14 is provided with a fire extinguishing mechanism 4, the fire extinguishing mechanism 4 includes a water storage box 401, a connecting pipe 402, a delivery pump 403, a nozzle 404 and a relay box 405, and the top of the relay box 405 is fixedly connected to the bottom end of the test support plate 14. In the actual implementation process, the main function of the protective cover 2 is to protect the test environment and prevent the explosion or leakage of the new energy vehicle battery body 6 from affecting the surrounding environment. The gas enters the filter tube 306, is processed by the filter screen 311, and is then transported to the outside through the transmission pump 303. The filter screen 11 will gradually become clogged as the number of uses increases. When the filtering resistance increases, the installation frame 312 rises immediately. During the rising process of the installation frame 312, the sliding plate 315 is driven to rise. The sliding plate 315 drives the trigger rod 310 to rise. The trigger rod 310 triggers the push-type alarm 308 to sound an alarm, reminding that the filter screen 311 needs to be replaced to ensure the gas The continuous effectiveness of the filtration, and when the gas detection alarm 305 installed at one end of the delivery pipe 304, when there is a potential safety hazard in the gas, the alarm will sound a warning, reminding the user to check the filter tube 306 and other components in time to eliminate the fault. A hydraulic press 9 is installed on the test bench 1. The output end of the hydraulic press 9 is fixedly connected to four lifting rods 13 through a test support plate 14. The piercing rod 15 at the end of the lifting rod 13 is used to perform a pressure test on the new energy vehicle battery body 6 to simulate extreme conditions to detect its explosion-proof performance under pressure. When the new energy vehicle battery body 6 explodes, the explosion force gauge 11 can measure the power generated by the explosion. It detects parameters such as impact force, pressure and vibration at the moment of the explosion through precision sensors, and captures the physical effects of the explosion in real time.These data can be used to evaluate the explosion-proof performance of the new energy vehicle battery body 6 under extreme conditions, help determine the energy of the explosion and the impact of the explosion on the surrounding environment, and cooperate with the set fire extinguishing mechanism 4. When the new energy vehicle battery body 6 explodes, the user can start the delivery pump 403. The delivery pump 403 delivers the water inside the water storage box 401 to the relay box 405, and then sprays it out from multiple nozzles 404. It can quickly and effectively extinguish the fire source, prevent the fire from spreading or exploding again, reduce the risk of accidents, and ensure the safety of the test environment and equipment.

[0020] Optionally, a ventilation pipe 302 is fixedly connected to one side wall of the protective cover 2, a mounting frame 312 is vertically slidably connected to the inner wall of the filter tube 306, a filter screen 311 is snap-connected to the inner wall of the mounting frame 312, a folding hose 307 is threadedly connected to the top of the mounting frame 312, and a transmission pipe 301 is fixedly connected to the top of the folding hose 307. In the actual implementation process, a ventilation pipe 302 is fixedly connected to one side wall of the protective cover 2, and external air enters the interior of the protective cover 2 through the ventilation pipe 302. The top of the mounting frame 312 is threadedly connected to the folding hose 307. The flexibility of the folding hose 307 can adapt to different installation environments and provide flexibility for gas delivery. The top of the folding hose 307 is connected to the transmission pipe 301 to ensure that the gas after filtering can be smoothly transmitted to the outside to complete the filtering process.

[0021] Optionally, the bottom end of the transmission pump 303 is fixedly connected to the top end of the protective cover 2, the air inlet of the transmission pump 303 is fixedly connected to one end of the transmission pipe 301, the air outlet of the transmission pump 303 is fixedly connected to the delivery pipe 304, and one end of the delivery pipe 304 is installed with a gas detection alarm 305. In the actual implementation process, the gas detection alarm 305 is used to monitor the gas passing through the delivery pipe 304 in real time. If the gas contains harmful components or an abnormal situation is detected, the gas detection alarm 305 will immediately send an alarm signal to remind the user to take timely measures to prevent danger.

[0022] Optionally, two limiting grooves 314 are provided at the top of the filter tube 306, and the inner walls of the two limiting grooves 314 are vertically slidably connected with sliding plates 315, the inner sides of the two sliding plates 315 are respectively fixedly connected to the two side walls of the installation frame 312, and the tops of the two sliding plates 315 are fixedly connected with reset springs 316. In the actual implementation process, the function of the reset spring 316 ensures that the sliding plate 315 can quickly return to the initial position after the filter screen 311 is replaced to maintain overall stability.

[0023] Optionally, the top ends of the two return springs 316 are fixedly connected to a fixing plate 313, the two fixing plates 313 are respectively fixedly connected to the inner walls of the two limit slots 314, and the side walls of the two sliding plates 315 are fixedly connected to a trigger rod 310. In the actual implementation process, the setting of the trigger rod 310 can ensure that the alarm is triggered only after the sliding plate 315 reaches a predetermined position, thereby avoiding false alarms.

[0024] Optionally, a push-type alarm 308 is provided on the top of the two trigger rods 310, and the tops of the two push-type alarms 308 are fixedly connected with connecting plates 309, and the inner sides of the two connecting plates 309 are respectively fixedly connected to the side walls of the two fixing plates 313, and the triggering ends of the push-type alarm 308 are respectively placed on the tops of the two trigger rods 310. In the actual implementation process, the specific model of the push-type alarm 308 is Honeywell 3M-927.

[0025] Optionally, a holding plate 12 is slidably connected to the top of the test bench 1, and a new energy vehicle battery body 6 is placed on the top of the holding plate 12. In the actual implementation process, the holding plate 12 provides a stable placement platform for the new energy vehicle battery body 6, which helps to ensure stability during the test process and avoid inaccurate test results caused by movement or tilting of the new energy vehicle battery body 6.

[0026] Optionally, both sides of the top of the test bench 1 are fixedly connected to the limited support 7, and the inner sides of the two limited supports 7 are installed with electric push rods 8, and the output ends of the two electric push rods 8 are respectively attached to the two side walls of the new energy vehicle battery body 6. In the actual implementation process, it can adapt to new energy vehicle battery bodies 6 of different models and sizes, improve the versatility of the test bench 1, and provide support for the testing of different types of new energy vehicle battery bodies 6.

[0027] Optionally, the water storage box 401 is fixedly connected to a side wall of the protective cover 2, a connecting pipe 402 is fixedly connected to a side wall of the water storage box 401, one end of the connecting pipe 402 is fixedly connected to a delivery pump 403, the bottom end of the delivery pump 403 is fixedly connected to a side wall of the test support plate 14, the output end of the delivery pump 403 is fixedly connected to a relay box 405, the relay box 405 is fixedly connected to the bottom end of the test support plate 14, and the bottom end of the relay box 405 is fixedly connected to a nozzle 404. In the actual implementation process, during the battery detection process, by timely spraying water to extinguish the fire, the risk of damage to the battery body 6 and other equipment caused by fire can be effectively reduced, and the safety of equipment and personnel can be protected.

[0028] Optionally, a protective door 5 is vertically slidably connected to the front of the protective cover 2, and an explosion force gauge 11 is fixedly connected to the top of the test bench 1. In the actual implementation process, the installation of the explosion force gauge 11 enables the explosion force to be accurately measured and recorded under the conditions of the explosion of the new energy vehicle battery body 6 or other tests, providing a scientific basis for subsequent safety assessment and improvement.

[0029] The above shows and describes the basic principles, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0030] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent transformations made using the contents of the present invention's specification and drawings, or directly or indirectly applied in related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A new energy vehicle battery explosion-proof performance testing device, comprising a test bench (1), characterized in that: The top of the test bench (1) is fixedly connected to a protective cover (2), and the top of the protective cover (2) is provided with a filter reminder mechanism (3), and the filter reminder mechanism (3) comprises a transmission pipe (301), a ventilation pipe (302), a transmission pump (303), a delivery pipe (304), a gas detection alarm (305), a filter pipe (306), a folding hose (307), a push-type alarm (308), a connecting plate (309), a trigger rod (310), a filter screen (311), a mounting frame (312), a fixing plate (313), a limiting groove (314) and a sliding plate (315). The top of the test bench (1) is fixedly connected to a mounting frame (10), and the filter reminder mechanism (3) comprises a transmission pipe (301), a ventilation pipe (302), a transmission pump (303), a delivery pipe (304), a gas detection alarm (305), a filter pipe (306), a folding hose (307), a push-type alarm (308), a connecting plate (309), a trigger rod (310), a filter screen (311), a mounting frame (312), a fixing plate (313), a limiting groove (314) and a sliding plate (315). The top of the mounting frame (10) is fixedly connected to a hydraulic press (9), the output end of the hydraulic press (9) is fixedly connected to a test support plate (14), the top of the test support plate (14) is fixedly connected to four lifting rods (13), the output ends of the four lifting rods (13) all penetrate the test support plate (14) and are fixedly connected to piercing rods (15), and a fire extinguishing mechanism (4) is provided at the bottom of the test support plate (14), the fire extinguishing mechanism (4) comprises a water storage box (401), a connecting pipe (402), a delivery pump (403), a nozzle (404) and a relay box (405), and the top of the relay box (405) is fixedly connected to the bottom of the test support plate (14).

2. A new energy vehicle battery explosion-proof performance detection device according to claim 1, characterized in that: A ventilation pipe (302) is fixedly connected to one side wall of the protective cover (2); a mounting frame (312) is vertically slidably connected to the inner wall of the filter tube (306); a filter screen (311) is snap-connected to the inner wall of the mounting frame (312); a folding hose (307) is threadedly connected to the top of the mounting frame (312); and a transmission pipe (301) is fixedly connected to the top of the folding hose (307).

3. The explosion-proof performance detection device for new energy vehicle batteries according to claim 1 is characterized in that: The bottom end of the transmission pump (303) is fixedly connected to the top end of the protective cover (2), the air inlet of the transmission pump (303) is fixedly connected to one end of the transmission pipe (301), the air outlet of the transmission pump (303) is fixedly connected to the delivery pipe (304), and a gas detection alarm (305) is installed at one end of the delivery pipe (304).

4. The explosion-proof performance detection device for new energy vehicle batteries according to claim 1 is characterized in that: Two limiting grooves (314) are provided at the top of the filter tube (306); the inner walls of the two limiting grooves (314) are vertically slidably connected to sliding plates (315); the inner sides of the two sliding plates (315) are respectively fixedly connected to the two side walls of the installation frame (312); and the tops of the two sliding plates (315) are fixedly connected to return springs (316).

5. A new energy vehicle battery explosion-proof performance detection device according to claim 4, characterized in that: The top ends of the two return springs (316) are fixedly connected to a fixing plate (313), the two fixing plates (313) are respectively fixedly connected to the inner walls of the two limiting grooves (314), and one side wall of the two sliding plates (315) is fixedly connected to a trigger rod (310).

6. A new energy vehicle battery explosion-proof performance detection device according to claim 1, characterized in that: A push-type alarm (308) is provided on the top of each of the two trigger rods (310); a connecting plate (309) is fixedly connected to the top of each of the two trigger rods (310); the inner sides of the two connecting plates (309) are respectively fixedly connected to one side wall of two fixing plates (313); and the triggering ends of the push-type alarm (308) are respectively placed on the top of each of the two trigger rods (310).

7. A new energy vehicle battery explosion-proof performance detection device according to claim 1, characterized in that: The top of the test bench (1) is slidably connected to a holding plate (12), and a new energy vehicle battery body (6) is placed on the top of the holding plate (12).

8. The explosion-proof performance detection device for new energy vehicle batteries according to claim 1 is characterized in that: Both sides of the top of the test bench (1) are fixedly connected to limit supports (7), and electric push rods (8) are installed on the inner sides of the two limit supports (7). The output ends of the two electric push rods (8) are respectively attached to the two side walls of the new energy vehicle battery body (6).

9. A new energy vehicle battery explosion-proof performance detection device according to claim 1, characterized in that: The water storage box (401) is fixedly connected to a side wall of the protective cover (2); a connecting pipe (402) is fixedly connected to one side wall of the water storage box (401); one end of the connecting pipe (402) is fixedly connected to a delivery pump (403); the bottom end of the delivery pump (403) is fixedly connected to a side wall of the test support plate (14); the output end of the delivery pump (403) is fixedly connected to a relay box (405); the relay box (405) is fixedly connected to the bottom end of the test support plate (14); and the bottom end of the relay box (405) is fixedly connected to a nozzle (404).

10. The explosion-proof performance detection device for new energy vehicle batteries according to claim 1, characterized in that: A protective door (5) is vertically slidably connected to the front of the protective cover (2), and an explosion force measuring device (11) is fixedly connected to the top of the test bench (1).

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