CN211085969U - Battery package dynamic impact waveform generator recurrence device - Google Patents
Battery package dynamic impact waveform generator recurrence device Download PDFInfo
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- CN211085969U CN211085969U CN201921983017.8U CN201921983017U CN211085969U CN 211085969 U CN211085969 U CN 211085969U CN 201921983017 U CN201921983017 U CN 201921983017U CN 211085969 U CN211085969 U CN 211085969U
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Abstract
The utility model discloses a battery package developments impact waveform generator recurrence device, including waveform generator box body and impacter, the waveform generator box body includes load mounting panel and energy-absorbing damping board, the load mounting panel is a plurality of, a plurality of load mounting panels assemble into an unclosed box body, about-beam hole site has all been left on top and the bottom load mounting panel, about-beam hole site is a plurality of and is linear arrangement, two adjacent about-beam hole site intervals are the same, be provided with the energy-absorbing damping board in the waveform generator box body, the energy-absorbing damping board is a plurality of, one side of energy-absorbing damping board is provided with about-beam, about-beam hole site is passed through respectively at the both ends of about-beam, one side of waveform generator box body is provided with the impacter, the impacter is including the impact head, strike post and mounting panel. Has the advantages that: the utility model discloses have accurate reproduction half sinusoidal waveform, the controllable, great acceleration waveform ability of recurrence of elastomer deformation, can bear high-speed simulation, simple to operate, beneficial effect such as multi-disc stack.
Description
Technical Field
The utility model relates to a battery package technical field particularly, relates to a battery package dynamic impact waveform generator recurrence device.
Background
The battery pack dynamic impact acceleration waveform has the basic requirements of national standard reproduction, and the traditional waveform reproducer meets the requirements of larger acceleration waveform capability for meeting the standards established by enterprises. The existing waveform reproducer is not enough to meet the waveform requirements of enterprises and European standards. In this case, companies have developed new waveform generators to meet the waveform requirements of the enterprise and european standards. Through research and development tests, the following device structure can accurately meet the requirements of the standard. The acceleration recurrence range can reach 150g, high-speed collision simulation can be realized, and the traditional similar equipment test object is a storage battery pack or a system. Only half-sine impact waveforms of 25g and 15ms can be applied to a test object, and for 150g and 15 ms; the high standard half-sine shock waveform of 90g, 20ms is difficult to reproduce.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery package dynamic impact waveform generator recurrence device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a battery package dynamic impact wave form generator recurrence device, includes wave form generator box body and impacter, the wave form generator box body includes load mounting panel and energy-absorbing damping plate, the load mounting panel is a plurality of, and is a plurality of the load mounting panel assembles into an unclosed box body, top and bottom all leave about beam hole site on the load mounting panel, about beam hole site is a plurality of and is linear arrangement, adjacent two about beam hole site interval is the same, be provided with the energy-absorbing damping plate in the wave form generator box body, the energy-absorbing damping plate is a plurality of, one side of energy-absorbing damping plate is provided with about beam, about beam's both ends are passed through respectively about beam hole site, one side of wave form generator box body is provided with the impacter, the impacter is including strikeing head, impact column and mounting panel.
Furthermore, one end of the impact column is connected with an impact head, and the other end of the impact column is connected with a mounting plate.
Furthermore, bolt holes are reserved on the periphery of the mounting plate, and the number of the bolt holes is four.
Furthermore, the energy-absorbing damping plate is made of a damping composite material.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) precisely reproducing a half-sine waveform;
(2) the deformation of the elastic body is controllable;
(3) the large acceleration waveform capability is reproduced, and high-speed simulation can be carried;
(4) the installation is convenient, and a plurality of pieces are superposed;
(5) the traditional waveform reproducer has high difficulty in generating a half-sine waveform, and the novel structure utilizes damping materials and a box body structure to form an elastic body cavity for deformation, so that the half-sine waveform is easy to form;
(6) the multiple groups of waveform generator boxes are overlapped and installed;
(7) the device is different from the traditional test equipment, has no air source, low power and economy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a left side view of a battery pack dynamic impact waveform generator reproduction apparatus according to an embodiment of the present invention;
fig. 2 is a right side view of a battery pack dynamic impact waveform generator reproduction apparatus according to an embodiment of the present invention.
Reference numerals:
1. a waveform generator cartridge; 2. a force bearing mounting plate; 3. an impactor; 4. a restraint rod hole site; 5. a restraining bar; 6. an energy-absorbing damping plate; 7. an impact head; 8. an impact column; 9. mounting a plate; 10. bolt holes.
Detailed Description
The following, with reference to the drawings and the detailed description, further description of the present invention is made:
referring to fig. 1-2, a battery pack dynamic impact waveform generator recurrence device according to an embodiment of the present invention includes a waveform generator box 1 and an impactor 3, wherein the waveform generator box 1 is used for mounting an energy-absorbing damping plate 6; the waveform generator box body 1 comprises a plurality of force bearing mounting plates 2 and energy absorption damping plates 6, the force bearing mounting plates 2 are assembled into an unsealed box body, the top and the bottom of the force bearing mounting plates 2 are provided with restraint rod hole sites 4, the restraint rod hole sites 4 are arranged linearly, the distance between every two adjacent restraint rod hole sites is the same, the energy absorption damping plates 6 are arranged in the waveform generator box body 1, the energy absorption damping plates 6 are a plurality of damping materials which can be different in thickness, size and hardness, and the energy absorption waveform is adjusted through the materials, shape, thickness and rigidity of the energy absorption damping plates; one side of the energy-absorbing damping plate 6 is provided with a restraint rod 5, two ends of the restraint rod 5 respectively pass through the restraint rod hole sites 4, and the restraint rod 5 is used for restraining, positioning and preventing the energy-absorbing damping plate 6 from rebounding; one side of the waveform generator box body 1 is provided with an impactor 3, the impactor 3 comprises an impact head 7, an impact column 8 and a mounting plate 9, and the impactor 3 is mounted on the power transmitter and used for impacting the damping plate.
Through the scheme of the utility model, one end of the impact column 8 is connected with the impact head 7, the other end of the impact column 8 is connected with the mounting plate 9, the bolt holes 10 are reserved around the mounting plate 9, the number of the bolt holes 10 is four, and the mounting plate 9 and the bolt holes 10 are used for mounting the impactor 3 on the power transmitter; the energy-absorbing damping plate 6 is made of damping composite materials.
When the shock wave generator is applied specifically, the shock head impacts the energy-absorbing damping plate 6 in the wave generator box body 1 according to specific speed and specific mass, the displacement of the damping plate is compressed to generate damping deformation to generate an acceleration wave form, the required acceleration wave form is reproduced according to the characteristics of the hardness of the damping plate, the thickness of the damping plate and the maximum compression amount of the damping plate, the impact force and the acceleration a0 (the acceleration generated by a single wave generator box body 1) are calculated according to the kinetic energy theorem F L =1/2mv22-1/2mv12 and Newton's second law F = m a, the acceleration a generated by multiple groups of wave generator box bodies 1 is subjected to superposition fitting, and higher acceleration value is generated according to the total mass of the shock head and a motion platform and the operating speed and loading displacement, and the total acceleration ACC ∑ = a0+ a1+ ·.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a battery package dynamic impact wave form generator recurrence device, its characterized in that includes wave form generator box body (1) and impacter (3), wave form generator box body (1) includes load mounting panel (2) and energy-absorbing damping plate (6), load mounting panel (2) are a plurality of, and are a plurality of a closed box body is assembled into to load mounting panel (2), top and bottom about beam hole site (4) all leave on load mounting panel (2), about beam hole site (4) are a plurality of and be linear arrangement, and adjacent two the spacing of about beam hole site (4) is the same, be provided with energy-absorbing damping plate (6) in wave form generator box body (1), energy-absorbing damping plate (6) are a plurality of, one side of energy-absorbing damping plate (6) is provided with about beam (5), the both ends of about beam (5) are passed through respectively about beam hole site (4), one side of the waveform generator box body (1) is provided with an impactor (3), and the impactor (3) comprises an impact head (7), an impact column (8) and a mounting plate (9).
2. The battery pack dynamic impact waveform generator reproduction apparatus according to claim 1, wherein an impact head (7) is connected to one end of the impact column (8), and a mounting plate (9) is connected to the other end of the impact column (8).
3. A battery pack dynamic shock wave generator reproduction apparatus according to claim 1 or 2, characterized in that four bolt holes (10) are provided on the mounting plate (9) all around, and the number of the bolt holes (10) is four.
4. The generator reproduction device of battery pack dynamic impact waveforms according to claim 1, wherein said energy absorbing damping plate (6) is made of damping composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983017.8U CN211085969U (en) | 2019-11-18 | 2019-11-18 | Battery package dynamic impact waveform generator recurrence device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983017.8U CN211085969U (en) | 2019-11-18 | 2019-11-18 | Battery package dynamic impact waveform generator recurrence device |
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| Publication Number | Publication Date |
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| CN211085969U true CN211085969U (en) | 2020-07-24 |
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| CN201921983017.8U Active CN211085969U (en) | 2019-11-18 | 2019-11-18 | Battery package dynamic impact waveform generator recurrence device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002090A (en) * | 2021-11-29 | 2022-02-01 | 中汽研汽车检验中心(常州)有限公司 | Battery package anti rubble impact capability test equipment |
| CN114459719A (en) * | 2022-03-14 | 2022-05-10 | 河南科技大学 | Horizontal impact test device |
| CN118375691A (en) * | 2024-06-21 | 2024-07-23 | 上海新向能汽车安全技术有限公司 | Damping device and linear impact system for impact test of power storage battery |
-
2019
- 2019-11-18 CN CN201921983017.8U patent/CN211085969U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002090A (en) * | 2021-11-29 | 2022-02-01 | 中汽研汽车检验中心(常州)有限公司 | Battery package anti rubble impact capability test equipment |
| CN114459719A (en) * | 2022-03-14 | 2022-05-10 | 河南科技大学 | Horizontal impact test device |
| CN114459719B (en) * | 2022-03-14 | 2024-03-15 | 河南科技大学 | Horizontal impact test device |
| CN118375691A (en) * | 2024-06-21 | 2024-07-23 | 上海新向能汽车安全技术有限公司 | Damping device and linear impact system for impact test of power storage battery |
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