CN220854101U - Battery pack overturning drop test device - Google Patents
Battery pack overturning drop test device Download PDFInfo
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- CN220854101U CN220854101U CN202322651519.3U CN202322651519U CN220854101U CN 220854101 U CN220854101 U CN 220854101U CN 202322651519 U CN202322651519 U CN 202322651519U CN 220854101 U CN220854101 U CN 220854101U
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- bracket
- base
- battery pack
- test device
- drop test
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 230000007306 turnover Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010622 cold drawing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a battery pack overturning drop test device. The battery pack overturning drop test device comprises: a base; the bracket unit is rotatably connected to the base and can overturn and fall relative to the base; and the triggering mechanism is assembled on the base and used for triggering the bracket unit to overturn and fall. According to the utility model, the trigger mechanism triggers the bracket unit to overturn and fall relative to the base, so that the bracket unit is in contact with the ground, thereby truly simulating the actual stress condition of the battery when the bracket system overturn and fall, effectively controlling the occurrence of the bracket unit overturn and fall, and fully guaranteeing the personal safety of experimental personnel.
Description
Technical Field
The utility model relates to the technical field of battery pack testing, in particular to a battery pack overturning and dropping testing device.
Background
In a new energy automobile, a battery pack is used as an important part, mechanical environment test is required according to relevant national standards, various stress conditions of the battery pack in the whole automobile are simulated, however, the drop test aiming at the battery pack at present mainly comprises free drop tests of different heights and accelerations in the vertical direction, the battery is generally assembled on a bracket between a cockpit and a carriage, and in the process of power exchange and running, the bracket for installing the battery pack has the risk of overturning and dropping, so that the test on the real stress condition of the battery when the bracket system overturns and drops is necessary.
In the existing battery pack drop test device, a battery pack to be tested is often only supported by a connecting rod, then a turnover drop test is carried out, and the occurrence of control turnover drop cannot be effectively controlled, so that an experimenter cannot ensure orderly performance of experiments, and personal safety of the experimenter cannot be sufficiently guaranteed.
Disclosure of utility model
In order to overcome at least one defect in the prior art, the utility model provides the battery pack overturning and falling test device which can effectively control the occurrence of overturning and falling and fully ensure the personal safety of experimental staff.
According to an embodiment of the utility model, a battery pack overturning drop test device comprises: a base; the bracket unit is rotatably connected to the base and can overturn and fall relative to the base; and the triggering mechanism is assembled on the base and used for triggering the bracket unit to overturn and fall.
In the battery pack overturning and falling test device, the triggering mechanism triggers the bracket unit to overturn and fall relative to the base, so that the bracket unit is in contact with the ground, thereby truly simulating the actual stress condition of the battery when the bracket system overturns and falls, realizing effectively controlling the occurrence of the overturning and falling of the bracket unit, and fully guaranteeing the personal safety of experimental personnel.
According to some embodiments of the utility model, the base comprises a base, and the top end of the base is connected with the bottom end of the bracket unit.
According to some embodiments of the utility model, the bracket unit comprises a bracket box body, a fixed cross beam for fixing the battery pack to be tested is arranged in the bracket box body, and the support bracket is fixedly connected with the bracket box body.
According to some embodiments of the utility model, the device further comprises a rotating shaft supporting seat, wherein the rotating shaft supporting seat is detachably connected with the top end of the base, and the bottom end of the supporting bracket is rotatably connected with the rotating shaft supporting seat.
According to some embodiments of the utility model, the rotating shaft supporting seat is connected with the top end of the base through bolts.
According to some embodiments of the utility model, the rotary shaft is connected between the support bracket and the rotary shaft support seat.
According to some embodiments of the utility model, a sleeve is arranged at the bottom end of the support bracket, and the overturning rotating shaft is arranged in the sleeve in a penetrating manner.
According to some embodiments of the utility model, the triggering mechanism comprises a lock catch, a lock ring and a triggering handle, wherein the lock catch is assembled on one side of the supporting bracket far away from the overturning rotating shaft, the triggering handle is rotatably connected to the base, the lock ring is assembled on the triggering handle, and the lock catch is matched with the lock ring, and the triggering handle is used for driving the lock catch to be locked with or separated from the lock ring.
According to some embodiments of the utility model, the trigger handle has a linkage attached thereto for urging the trigger handle to rotate.
According to some embodiments of the utility model, the base is provided with a through hole, and a fastener for fixing the base is connected to the through hole.
In summary, the battery pack overturning and dropping test device provided by the utility model has the following technical effects:
The trigger mechanism triggers the bracket unit to overturn and fall relative to the base, so that the bracket unit is in contact with the ground, thereby truly simulating the actual stress condition of the battery when the bracket system overturn and fall, realizing effectively controlling the occurrence of the bracket unit overturn and fall, and fully guaranteeing the personal safety of experimental personnel.
Drawings
Fig. 1 is a schematic structural diagram of a battery pack overturning drop test device according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a bracket unit according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a trigger mechanism according to an embodiment of the present utility model;
Fig. 4 is a schematic structural diagram of a base according to an embodiment of the present utility model.
Wherein the reference numerals have the following meanings:
1. a base; 11. a through hole; 2. a bracket unit; 21. a bracket box; 22. fixing the cross beam; 3. a trigger mechanism; 31. locking; 32. a locking ring; 33. a trigger handle; 4. a support bracket; 5. a rotating shaft supporting seat; 6. turning over the rotating shaft; 7. a sleeve.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1, 2, 3 and 4, the utility model discloses a battery pack overturning and falling test device, which comprises a base 1, a bracket unit 2 and a trigger mechanism 3, wherein in some embodiments, the bracket unit 2 is rotatably connected to the base 1, and the bracket unit 2 can overturn and fall relative to the base 1; the triggering mechanism 3 is assembled on the base 1 and is used for triggering the bracket unit 2 to overturn and fall. Preferably, the triggering mechanism 3 triggers the bracket unit 2 to overturn and fall relative to the base 1, so that the bracket unit 2 is in contact with the ground, thereby truly simulating the actual stress condition of the battery when the bracket system overturn and fall, realizing effectively controlling the occurrence of the bracket unit 2 overturn and fall, and fully guaranteeing the personal safety of experimental personnel.
Referring to fig. 1 and 3, in some embodiments, the battery pack support device further comprises a support bracket 4, optionally, the support bracket 4 is arranged between the bracket unit 2 and the base 1 to support the bracket unit 2 so that the distance between the bracket unit 2 and the base 1 meets the test requirement, preferably, the top end of the support bracket 4 is connected with the bottom end of the bracket unit 2, and the bottom end of the support bracket 4 is connected with the top end of the base 1 so that the height difference between the bracket unit 2 and the base 1 meets the distance from the actual battery pack to the bottom end of the bracket system, thereby achieving a truly simulated situation, and optionally, the support bracket 4 can be composed of a single support rod; alternatively, the support bracket 4 may be a tower-type support bracket formed by a plurality of structural components, which can provide a stable and reliable supporting function for the bracket unit 2 while meeting the requirement that the height difference between the bracket unit 2 and the base 1 meets the test requirement.
Referring to fig. 1 and 2, in some embodiments, the bracket unit 2 includes a bracket box 21 for fixing the battery pack to be tested, and the bracket box 21 is used to simulate and reproduce the environment of the battery pack in the bracket system of the vehicle, especially the truck, including but not limited to fixing mode, internal volume of the box, equivalent strength, component materials, etc. and the bracket system of the mounting position of the battery pack to be tested are matched; optionally, a fixing beam 22 for fixing the battery pack to be tested is arranged in the bracket box 21; preferably, the fixing cross beam 22 is provided with a plurality of fasteners for assembling the battery pack to be tested, optionally, the fasteners are bolts, and optionally, the support bracket 4 is fixedly connected with the bracket box 21. Preferably, the bracket box 21 is further provided with a plurality of fixing stringers, and the fixing stringers are fixedly connected with the support bracket 4, and optionally, the fixing stringers and the support bracket 4 may be fixedly connected by means of bolting, welding, etc. Further, the top of the support bracket 4 is provided with a connection platform, the bracket box 21 is assembled on the connection platform, optionally, the fixed longitudinal beam of the bracket box 21 is fixedly connected with the connection platform through bolts, and optionally, inclined struts are arranged between the two sides of the connection platform along the horizontal direction and the support bracket 4.
Referring to fig. 1, 3 and 4, in some embodiments, the device further includes a rotating shaft supporting seat 5 for driving the bracket unit 2 to overturn downwards along a preset track, and optionally, the bottom end of the supporting bracket 4 is rotationally connected with the rotating shaft supporting seat 5, so that the supporting bracket 4 can overturn around the rotating shaft supporting seat 5, thereby truly simulating the true stress condition of the battery when the bracket system overturn and falls; optionally, the rotating shaft supporting seat 5 is detachably connected with the top end of the base 1, so that the rotating shaft supporting seat 5 can be detached according to actual testing requirements, and the position is adjusted, optionally, the rotating shaft supporting seat 5 is connected with the top end of the base 1 through bolts, and the bolts can be screwed to realize rapid assembly and disassembly of the rotating shaft supporting seat 5; preferably, the rotation shaft supporting seat 5 can be driven to rotate 90 degrees, so that the bracket unit 2 can be turned over and fall from the other direction, namely, the rotation shaft supporting seat 5 can be rotated, so that the bracket unit 2 can be turned over and fall from two directions, and the universality of the device is enhanced. Optionally, the rotating shaft supporting seat 5 is made of a shaped rectangular pipe with cold drawing profile, so that the rotating shaft supporting seat has good economical efficiency.
Referring to fig. 1, 3 and 4, in some embodiments, the device further includes a turnover shaft 6, where the turnover shaft 6 is connected between the support bracket 4 and the shaft support seat 5, so that the support bracket 4 can turn around the turnover shaft 6 to fall, and optionally, the support bracket 4 is a tower support frame formed by a plurality of structural components, and one side of the bottom end of the support bracket is rotatably connected with the shaft support seat 5 through the turnover shaft 6. Optionally, one side of the bottom end of the support bracket 4 is provided with a sleeve 7, and the overturning rotating shaft 6 is arranged in the sleeve 7 in a penetrating manner, so that the stressed area of the support bracket 4 during rotation is increased, and optionally, two sides of the sleeve 7 can be provided with washers, so that the gap between the sleeve 7 and the rotating shaft support seat 5 is prevented from being too large, and further, the gap between the support bracket 4 and the rotating shaft support seat 5 is prevented from being too large, so that shaking is caused. Optionally, the turnover shaft 6 may be a high-strength bolt, so as to improve the stress and the abrasion of the turnover shaft 6.
Referring to fig. 3 and 4, in some embodiments, the triggering mechanism 3 includes a catch 31, a lock ring 32, and a triggering handle 33, optionally, the catch 31 is mounted on the support bracket 4, the triggering handle 33 is rotatably connected to the base 1, the lock ring 32 is mounted on the triggering handle 33, and the catch 31 is matched with the lock ring 32, optionally, the triggering handle 33 is rotated to drive the catch 31 to be locked with or separated from the lock ring 32, preferably, the catch 31 is mounted on one side of the support bracket 4 away from the turning shaft 6; during testing, the trigger handle 33 is rotated to separate the lock catch 31 from the locking ring 32, so that the support bracket 4 can be overturned and falls around the overturning rotating shaft 6, namely, the bracket box 21 arranged at the top end of the support bracket 4 can be overturned and falls around the overturning rotating shaft 6 after the lock catch 31 is separated from the locking ring 32, so that the real stress condition of the battery during overturning and falling of the bracket system is simulated truly.
In some embodiments, a linkage is connected to the trigger handle 33, and the linkage is used to drive the trigger handle 33 to rotate. Optionally, the linkage member may be a connecting rod or a pull rope, or the like, or alternatively, the linkage member is connected to the end of the trigger handle 33, so that after the battery pack overturning and falling test device is set, a test person can withdraw from a dangerous area to reach a safe area, and the linkage member drives the trigger handle 33 to rotate, so that the lock catch 31 is driven to separate from the lock ring 32, so that the support bracket 4 can overturn and fall around the overturning rotating shaft 6, that is, the bracket box 21 arranged at the top end of the support bracket 4 can overturn and fall around the overturning rotating shaft 6 after the lock catch 31 is separated from the lock ring 32, thereby truly simulating the real stress condition of the battery when the bracket system overturn and fall, and fully guaranteeing the personal safety of the test person.
Referring to fig. 4, in some embodiments, the base 1 is provided with a through hole 11, and a fastener for fixing the base 1 is connected to the through hole 11. Optionally, the fastening member may be an expansion bolt, an anchor bolt, a screw rod or a connecting rod implanted in the ground, or the like, and the base 1 is connected with the fastening member through the through hole 11, so that the base 1 can be more reliably fixed on the ground, thereby improving the stability of the whole device.
Referring to fig. 1, 2, 3 and 4, in some embodiments, the base 1 is fixed on the ground, the rotating shaft supporting seat 5 is assembled to the top end of the base 1 along a preset direction, optionally, the rotating shaft supporting seat 5 is connected with the top end of the base 1 through bolts, the bottom end of the supporting bracket 4 is rotatably connected to the rotating shaft supporting seat 5, optionally, the supporting bracket 4 is a tower supporting frame formed by a plurality of structural components, one side of the bottom end of the supporting bracket is rotatably connected with the rotating shaft supporting seat 5 through the turning rotating shaft 6, optionally, one side of the bottom end of the supporting bracket 4 is fixedly connected with a sleeve 7, the turning rotating shaft 6 is arranged in the sleeve 7 in a penetrating manner, optionally, the lock catch 31 is assembled on the supporting bracket 4, the triggering handle 33 is rotatably connected to the base 1, the lock catch 32 is fixedly connected to the triggering handle 33 is connected with a locking catch 32, optionally, the lock catch 31 is matched with the lock catch 32, and the box 21 to be assembled on the supporting bracket 4 can be turned around the top end of the supporting bracket 4, and the box 21 can be turned around the supporting bracket 4. When the test is carried out, after the battery pack overturning and falling test device is set, a tester can withdraw a dangerous area and reach a safe area, the trigger handle 33 is driven to rotate through the linkage piece, the lock catch 31 is driven to be separated from the lock ring 32, so that the bracket box 21 follows the support bracket 4 to overturn and fall around the overturning rotating shaft 6 and is contacted with the ground, the real stress condition of the battery when the bracket system overturns and falls is truly simulated, the overturning and falling of the bracket unit 2 is controlled, and the personal safety of the experimenter is fully ensured.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (10)
1. A battery pack rollover drop test device, comprising:
a base (1);
The bracket unit (2) is rotatably connected to the base (1), and the bracket unit (2) can be turned over and falls relative to the base (1);
The triggering mechanism (3) is assembled on the base (1) and used for triggering the bracket unit (2) to overturn and fall.
2. The battery pack rollover drop test device as defined in claim 1, wherein: the novel support device is characterized by further comprising a support bracket (4), wherein the top end of the support bracket (4) is connected with the bottom end of the bracket unit (2), and the bottom end of the support bracket (4) is connected with the top end of the base (1).
3. The battery pack rollover drop test device as defined in claim 2, wherein: the bracket unit (2) comprises a bracket box body (21), a fixed cross beam (22) used for fixing a battery pack to be tested is arranged in the bracket box body (21), and the support bracket (4) is fixedly connected with the bracket box body (21).
4. The battery pack rollover drop test device as defined in claim 2, wherein: still include pivot supporting seat (5), pivot supporting seat (5) with the top of base (1) is dismantled and is connected, the bottom of support frame (4) with pivot supporting seat (5) rotate and are connected.
5. The battery pack rollover drop test device as defined in claim 4, wherein: the rotating shaft supporting seat (5) is connected with the top end of the base (1) through bolts.
6. The battery pack rollover drop test device as defined in claim 4, wherein: the turnover rotating shaft (6) is connected between the support bracket (4) and the rotating shaft support seat (5).
7. The battery pack rollover drop test device as defined in claim 6, wherein: the bottom of the support bracket (4) is provided with a sleeve (7), and the overturning rotating shaft (6) is arranged in the sleeve (7) in a penetrating way.
8. The battery pack rollover drop test device according to claim 6 or 7, wherein: the trigger mechanism (3) comprises a lock catch (31), a lock ring (32) and a trigger handle (33), wherein the lock catch (31) is assembled on one side, far away from the overturning rotating shaft (6), of the supporting bracket (4), the trigger handle (33) is rotationally connected to the base (1), the lock ring (32) is assembled on the trigger handle, the lock catch (31) is matched with the lock ring (32), and the trigger handle (33) is used for driving the lock catch (31) to be mutually locked or separated with the lock ring (32).
9. The battery pack rollover drop test device as defined in claim 8, wherein: the trigger handle (33) is connected with a linkage piece, and the linkage piece is used for driving the trigger handle (33) to rotate.
10. The battery pack rollover drop test device as defined in claim 1, wherein: the base (1) is provided with a through hole (11), and the through hole (11) is connected with a fastener for fixing the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322651519.3U CN220854101U (en) | 2023-09-27 | 2023-09-27 | Battery pack overturning drop test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322651519.3U CN220854101U (en) | 2023-09-27 | 2023-09-27 | Battery pack overturning drop test device |
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| Publication Number | Publication Date |
|---|---|
| CN220854101U true CN220854101U (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322651519.3U Active CN220854101U (en) | 2023-09-27 | 2023-09-27 | Battery pack overturning drop test device |
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| Country | Link |
|---|---|
| CN (1) | CN220854101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118150986A (en) * | 2024-05-10 | 2024-06-07 | 合肥中航天成电子科技有限公司 | Performance detection equipment for chip module package shell |
-
2023
- 2023-09-27 CN CN202322651519.3U patent/CN220854101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118150986A (en) * | 2024-05-10 | 2024-06-07 | 合肥中航天成电子科技有限公司 | Performance detection equipment for chip module package shell |
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