CN218098232U

CN218098232U - Battery heavy object impact tester

Info

Publication number: CN218098232U
Application number: CN202222272244.8U
Authority: CN
Inventors: 唐瑞; 李双丽
Original assignee: Shenzhen Yilian Testing Co ltd
Current assignee: Shenzhen Yilian Testing Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-20
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a battery heavy object impact testing machine, the load simulator comprises a case, the controller is installed to quick-witted case front side, quick-witted case one side fixedly connected with hinge, quick-witted case front side passes through the hinge rotates and is connected with the sealing door, the platform is placed to quick-witted incasement portion bottom surface fixedly connected with, quick-witted incasement portion is provided with elevating system, elevating system is located place a rear side, machine roof portion is provided with drive mechanism, machine case one side is provided with the mechanism of discharging fume, machine bottom of the case portion is provided with moving mechanism. Has the advantages that: the elevating mechanism drives the test heavy object to move up and down to perform impact tests with different heights and different degrees, smoke generated by the battery can be purified and discharged when the battery explodes through the smoke discharge mechanism, automation is realized through the electric connection of the controller, the transmission mechanism and the smoke discharge mechanism, and the case can be moved to a proper position when needing to be moved through the moving mechanism.

Description

Battery heavy object impact tester

Technical Field

The utility model relates to a battery test technical field especially relates to a battery heavy object impact tester.

Background

Lithium battery products need to meet the safety requirements of lithium ion batteries and battery packs for portable electronic products in the standard GB31241-2014, the lithium battery standard UL1642 and the like, and qualified lithium batteries need to be subjected to a battery weight impact test, namely, whether the batteries generate smoke, burn or explode or not is detected under the condition that the batteries are impacted by weights.

Through the retrieval, chinese patent publication is CN210719622U, discloses a battery impact experiment box, including box, case lid and hasp, table and the last wall of placing the platform and having seted up the standing groove are fixed with in the bottom of box interior table wall center department, the both sides of placing the platform all are equipped with the ascending guide bar of vertical side, and the cover is equipped with the briquetting between two guide bars, the outside that the inner chamber of box was equipped with the threaded rod in vertical side and threaded rod closes threaded sleeve soon, threaded sleeve and setting pass through the rope wraparound between the regulating block at briquetting top, the lower table wall of regulating block inlays and is equipped with the electro-magnet, the last wall of briquetting inlays and is equipped with the magnetite with the electro-magnet actuation mutually. The battery impact experimental box disclosed by the patent has the advantages that impact experiments of different degrees can be carried out, the deviation of the pressing block in the free falling body process is avoided, the operation is not automatic enough, and the smoke generated by explosion of the battery during the experiment can not be discharged, so that the influence is caused.

Disclosure of Invention

An object of the utility model is to provide a battery heavy object impact tester just so as to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a battery heavy object impact testing machine, includes quick-witted case, the controller is installed to quick-witted case front side, quick-witted case one side fixedly connected with hinge, quick-witted case front side passes through the hinge rotates and is connected with sealing door, quick-witted incasement portion bottom surface fixedly connected with places the platform, quick-witted incasement portion is provided with elevating system, elevating system is located place a rear side, machine roof portion is provided with drive mechanism, quick-witted case one side is provided with the mechanism of discharging fume, machine bottom of the case portion is provided with moving mechanism, elevating system includes first lead screw, second lead screw and baffle, baffle fixed connection is in on the quick-witted incasement wall, the baffle is located place a rear side, be provided with the slot hole on the baffle, baffle front side fixedly connected with scale, the scale is located the slot hole both sides, first lead screw with the second lead screw rotate to be connected in quick-witted incasement portion bottom surface and be located the baffle rear side, there is first slider through threaded connection on the first lead screw, there is the second slider through threaded connection, first slider with the dead lever, the electro-magnet is fixed connection in the platform top of placing.

Preferably, drive mechanism includes the motor, motor fixed connection be in quick-witted roof portion, motor output end fixedly connected with transmission shaft, transmission shaft bottom fixedly connected with driving gear, the meshing of driving gear one side has first driven gear, first driven gear bottom fixed connection be in second lead screw top, the driving gear is kept away from the meshing of first driven gear one side has second driven gear, second driven gear bottom fixed connection be in first lead screw top.

Preferably, the mechanism of discharging fume includes the fan, the fan passes through bolt fixed connection and is in the machine case is kept away from hinge one side, fan front side fixedly connected with discharges fume the pipe, discharge fume the pipe with quick-witted incasement portion intercommunication, the fan is kept away from discharge fume pipe one side intercommunication has the rose box, the inside fixedly connected with active carbon filter layer of rose box, the rose box top fixedly connected with goes out the tobacco pipe.

Preferably, the moving mechanism comprises a supporting rod, the supporting rod is fixedly connected to the bottom of the case, and universal wheels are fixedly connected to the bottom of the supporting rod.

Preferably, install explosion-proof glass on the sealing door, be convenient for observe the inside condition, the handle is installed to the sealing door front side, the machine case is kept away from hinge one side is provided with heavy object and the weight bin of placing experimental usefulness.

Preferably, the first screw rod and the second screw rod have the same thread direction, and the first driven gear and the second driven gear have the same number of teeth and size.

Preferably, the motor and the fan are electrically connected with the controller.

Has the advantages that: drive experimental heavy object through elevating system and reciprocate and carry out the impact test of not co-altitude not equidimension, can purify the emission to the smog that its produced when the battery explodes through the mechanism of discharging fume, realize the automation through controller and drive mechanism and the mechanism electric connection of discharging fume, remove suitable position when can making quick-witted case need remove through moving mechanism.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a perspective view of a battery weight impact tester according to the present invention;

fig. 2 is a front view of a lifting mechanism of the battery weight impact testing machine according to the present invention;

fig. 3 is a right side view of the lifting mechanism of the battery weight impact testing machine according to the present invention;

fig. 4 is a front view of the battery weight impact tester according to the present invention;

fig. 5 is a rear view of a transmission mechanism of the battery weight impact tester of the present invention;

fig. 6 is a right side view of the battery weight impact tester of the present invention.

The reference numerals are explained below: 1. a chassis; 101. a controller; 102. a hinge; 103. a sealing door; 104. a placing table; 2. a lifting mechanism; 201. a first lead screw; 202. a first slider; 203. a second lead screw; 204. a second slider; 205. a connecting rod; 206. fixing the rod; 207. an electromagnet; 208. a partition plate; 209. a long hole; 210. a graduated scale; 3. a transmission mechanism; 301. a motor; 302. a drive shaft; 303. a driving gear; 304. a first driven gear; 305. a second driven gear; 4. a smoke exhaust mechanism; 401. a smoke exhaust pipe; 402. a fan; 403. a filter box; 404. an activated carbon filter layer; 405. discharging the smoke tube; 5. a moving mechanism; 501. a support bar; 502. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-6, a battery weight impact tester comprises a case 1, a controller 101 is installed on the front side of the case 1, a hinge 102 is connected to one side of the case 1 through a screw, a sealing door 103 is rotatably connected to the front side of the case 1 through the hinge 102, a placing table 104 is connected to the bottom surface of the case 1 through a bolt, a lifting mechanism 2 is arranged inside the case 1, the lifting mechanism 2 is located on the rear side of the placing table 104, a transmission mechanism 3 is arranged on the top of the case 1, a smoke exhaust mechanism 4 is arranged on one side of the case 1, a moving mechanism 5 is arranged on the bottom of the case 1, the lifting mechanism 2 comprises a first screw rod 201, a second screw rod 203 and a partition plate 208, the partition plate 208 is welded to the inner wall of the case 1, the partition plate 208 is located on the rear side of the placing table 104, a long hole 209 is arranged on the partition plate 208 to facilitate the fixing rod 206 to move up and down, the front side of the partition plate 208 is connected with a graduated scale 210 through a bolt, the graduated scale 210 is positioned on two sides of the long hole 209, the first screw rod 201 and the second screw rod 203 are rotatably connected with the bottom surface inside the case 1 and positioned on the rear side of the partition plate 208, the first screw rod 201 is connected with the first slider 202 through a thread, the second screw rod 203 is connected with the second slider 204 through a thread, the first slider 202 and the second slider 204 are fixedly connected through a connecting rod 205, the front side of the connecting rod 205 is welded with a fixing rod 206, the fixing rod 206 penetrates through the long hole 209, the front end of the fixing rod 206 is connected with an electromagnet 207 through a bolt, the electromagnet 207 is positioned above the placing table 104, the first screw rod 201 and the second screw rod 203 are rotated to drive the first slider 202 and the second slider 204 to move up and down so that the electromagnet 207 moves up and down to perform impact tests of different degrees on the battery.

In this embodiment, drive mechanism 3 includes motor 301, motor 301 passes through bolted connection at quick-witted case 1 top, motor 301 output end fixedly connected with transmission shaft 302, transmission shaft 302 bottom fixedly connected with driving gear 303, driving gear 303 one side meshing has first driven gear 304, first driven gear 304 bottom fixed connection is on second lead screw 203 top, driving gear 303 is kept away from first driven gear 304 one side meshing and has second driven gear 305, second driven gear 305 bottom fixed connection is on first lead screw 201 top, drive transmission shaft 302 through motor 301 and rotate messenger's driving gear 303, and then make the meshing rotate at first driven gear 304 and the second driven gear 305 of driving gear 303 both sides.

In this embodiment, the smoke exhaust mechanism 4 includes a fan 402, the fan 402 is fixedly connected to one side of the case 1 far from the hinge 102 through a bolt, a smoke exhaust pipe 401 is fixedly connected to the front side of the fan 402, the smoke exhaust pipe 401 is communicated with the inside of the case 1, one side of the fan 402 far from the smoke exhaust pipe 401 is communicated with a filter box 403, an active carbon filter layer 404 is fixedly connected to the inside of the filter box 403, a smoke exhaust pipe 405 is welded to the top of the filter box 403, when the battery explodes, the fan 402 exhausts the generated smoke through the smoke exhaust pipe 401, and the smoke is filtered by the active carbon filter layer 404 in the filter box 403 and then exhausted from the smoke exhaust pipe 405.

In this embodiment, the moving mechanism 5 includes a supporting rod 501, the supporting rod 501 is fixedly connected to the bottom of the case 1, and a universal wheel 502 is fixedly connected to the bottom of the supporting rod 501, so as to facilitate the movement of the case 1.

In this embodiment, install explosion-proof glass on the sealing door 103, be convenient for observe the inside condition, the handle is installed to the sealing door 103 front side, and machine case 1 is kept away from hinge 102 one side and is provided with heavy object and the weight bin of placing the experiment usefulness.

In this embodiment, the thread directions of the first lead screw 201 and the second lead screw 203 are the same, and the numbers and sizes of the first driven gear 304 and the second driven gear 305 are the same, so that the first slider 202 and the second slider 204 can move up or down simultaneously.

In this embodiment, the motor 301 and the fan 402 are electrically connected to the controller 101, so as to realize automation.

The working principle is as follows: when a battery is tested, the battery is placed on the placing table 104, the electromagnet 207 is started to attract needed heavy objects, the motor 301 is started, the motor 301 drives the transmission shaft 302 to rotate to enable the driving gear 303 to rotate, further, the first driven gear 304 and the second driven gear 305 which are meshed on two sides of the driving gear 303 rotate, the first lead screw 201 and the second lead screw 203 are driven to rotate through the first driven gear 304 and the second driven gear 305, the first lead screw 201 and the second lead screw 203 rotate to drive the first sliding block 202 and the second sliding block 204 to move up and down to enable the electromagnet 207 to move up and down, the electromagnet 207 moves to a needed height to release the heavy objects to carry out impact tests on the battery, when the battery explodes, smoke generated by the fan 402 is extracted through the smoke exhaust pipe 401, filtered by the activated carbon filter layer 404 in the filter box 403 and then discharged from the smoke outlet pipe 405, and moves through the universal wheel 502 when the case 1 needs to move.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a battery heavy object impact tester, includes quick-witted case (1), its characterized in that: the front side of the case (1) is provided with a controller (101), one side of the case (1) is fixedly connected with a hinge (102), the front side of the case (1) is rotatably connected with a sealing door (103) through the hinge (102), the bottom surface inside the case (1) is fixedly connected with a placing table (104), the inside of the case (1) is provided with a lifting mechanism (2), the lifting mechanism (2) is positioned at the rear side of the placing table (104), the top of the case (1) is provided with a transmission mechanism (3), one side of the case (1) is provided with a smoke exhaust mechanism (4), the bottom of the case (1) is provided with a moving mechanism (5), the lifting mechanism (2) comprises a first lead screw (201), a second lead screw (203) and a partition plate (208), the partition plate (208) is fixedly connected on the inner wall of the case (1), the partition plate (208) is positioned at the rear side of the placing table (104), the partition plate (208) is provided with a long hole (209), the front side of the partition plate (208) is fixedly connected with a graduated scale (210), the graduated scale (210) is positioned at two sides of the first lead screw (209), the second lead screw (203) and the partition plate (208) is positioned at the bottom surface inside the case (201), the novel bearing is characterized in that a first sliding block (202) is connected to the first screw rod (201) through threads, a second sliding block (204) is connected to the second screw rod (203) through threads, the first sliding block (202) is fixedly connected with the second sliding block (204) through a connecting rod (205), a fixing rod (206) is fixedly connected to the front side of the connecting rod (205), the fixing rod (206) penetrates through the long hole (209), an electromagnet (207) is fixedly connected to the front end of the fixing rod (206), and the electromagnet (207) is located above the placing table (104).

2. The battery weight impact tester of claim 1, wherein: drive mechanism (3) include motor (301), motor (301) fixed connection is in quick-witted case (1) top, motor (301) output end fixedly connected with transmission shaft (302), transmission shaft (302) bottom fixedly connected with driving gear (303), the meshing of driving gear (303) one side has first driven gear (304), first driven gear (304) bottom fixed connection be in second lead screw (203) top, driving gear (303) are kept away from the meshing of first driven gear (304) one side has second driven gear (305), second driven gear (305) bottom fixed connection be in first lead screw (201) top.

3. The battery weight impact tester of claim 2, wherein: mechanism (4) of discharging fume includes fan (402), fan (402) pass through bolt fixed connection and are in case (1) is kept away from hinge (102) one side, fan (402) front side fixedly connected with discharges fume pipe (401), discharge fume pipe (401) with the inside intercommunication of case (1), fan (402) are kept away from it has rose box (403) to discharge fume pipe (401) one side intercommunication, rose box (403) inside fixedly connected with active carbon filter layer (404), rose box (403) top fixedly connected with goes out tobacco pipe (405).

4. The battery weight impact tester of claim 1, wherein: the moving mechanism (5) comprises a supporting rod (501), the supporting rod (501) is fixedly connected to the bottom of the case (1), and universal wheels (502) are fixedly connected to the bottom of the supporting rod (501).

5. The battery weight impact tester of claim 1, wherein: install explosion-proof glass on sealing door (103), be convenient for observe the inside condition, the handle is installed to sealing door (103) front side, machine case (1) is kept away from hinge (102) one side is provided with heavy object and the weight bin of placing experimental usefulness.

6. The battery weight impact tester of claim 2, wherein: the thread directions of the first screw rod (201) and the second screw rod (203) are the same, and the tooth numbers and the sizes of the first driven gear (304) and the second driven gear (305) are the same.

7. The battery weight impact tester of claim 3, wherein: the motor (301) and the fan (402) are electrically connected with the controller (101).