CN211505010U - Battery pack testing device - Google Patents
Battery pack testing device Download PDFInfo
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- CN211505010U CN211505010U CN201922456718.2U CN201922456718U CN211505010U CN 211505010 U CN211505010 U CN 211505010U CN 201922456718 U CN201922456718 U CN 201922456718U CN 211505010 U CN211505010 U CN 211505010U
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- battery pack
- fixing
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- scrape
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Abstract
The utility model relates to a battery pack testing device, which comprises a fixing mechanism, a bottom scraping mechanism and a driving mechanism, wherein the fixing mechanism is used for fixing a battery pack; the bottom scraping mechanism comprises a bottom scraping part arranged opposite to the bottom of the battery pack; the driving mechanism is used for driving the bottom scraping part to scrape and rub the bottom of the battery pack. Be different from prior art, above-mentioned technical scheme passes through fixed establishment with the battery package fixed, and actuating mechanism drive scrapes the bottom right the test of scraping is carried out to the bottom of battery package, and the simulation electric automobile in-process of traveling takes place to scrape the test of end condition, can effectively discern the battery package and scrape the safety risk of end condition.
Description
Technical Field
The utility model relates to a battery package test technical field, in particular to battery package testing arrangement.
Background
With the rapid development of new energy automobiles, the requirements on the safety performance of the power battery pack are higher and higher. However, the electric automobile is easy to scratch and impact the power battery pack during the running process, and the battery pack can be ignited and exploded when being seriously damaged. And do not have the detection device that can evaluate whether the battery package receives the explosion of striking a fire behind the scratch, the striking at present.
SUMMERY OF THE UTILITY MODEL
Therefore, a battery pack testing device is needed to be provided for solving the technical problem that the evaluation cannot be effectively carried out on the scratch and the impact in the design process of the battery pack.
To achieve the above object, the inventors provide a battery pack testing apparatus including:
the fixing mechanism is used for fixing the battery pack;
the bottom scraping mechanism comprises a bottom scraping part arranged opposite to the battery pack; and
and the driving mechanism is used for driving the scraping bottom to scrape the battery pack and rub the battery pack.
As a preferred structure of the utility model, battery package testing arrangement still includes the base, the base is provided with and holds scrape the passageway that end mechanism passes through, fixed establishment will the both sides of battery package are fixed on the base.
As an optimized structure of the utility model, be provided with the elastic layer on the base, fixed establishment passes through the elastic layer will the both sides of battery package are fixed on the base.
As an optimized structure of the utility model, the elastic layer is rubber, plastic, aerogel, any one of them.
As an optimized structure of the utility model, the fixing mechanism is bolt fixing mechanism, clamping fixing mechanism, binding fixing mechanism, wherein arbitrary one or more combination.
As a preferred structure of the utility model, fixed establishment is including being used for the restriction the battery package is in the vertical direction and the spacing portion of first spacing portion and/or the second of the upward motion of horizontal direction, first spacing portion sets up the top at the battery package, the spacing portion of second sets up the one side at the battery package.
As an optimized structure of the utility model, scrape end mechanism and still include the slider, it sets up to scrape the bottom on the slider, actuating mechanism is used for the drive the bottom motion of the relative battery package of slider.
As a preferred structure of the utility model, scrape end mechanism and still include first fixing support, second fixing support and guide rail, the guide rail sets up first fixing support with between the second fixing support, the slider sets up on the guide rail.
As the utility model discloses a preferred structure, scrape end mechanism still includes the mounting panel, scrape the bottom and install on the mounting panel, be provided with a plurality of installations that are used for on the mounting panel scrape the first installation department of bottom.
As a preferred structure of the utility model, battery package testing arrangement still includes the mount table, fixed establishment installs on the mount table, be provided with a plurality of installations that are used for on the mount table fixed establishment's second installation department.
Be different from prior art, above-mentioned technical scheme passes through fixed establishment with the battery package fixed, and actuating mechanism drives and scrapes the bottom right the battery package scrapes the experiment of rubbing, can simulate electric automobile driving in-process, takes place to scrape the test of end operating mode, effectively discerns the battery package and scrapes the safety risk of end operating mode.
Drawings
FIG. 1 is a schematic diagram of a battery pack testing apparatus according to an embodiment;
FIG. 2 is a schematic structural view of a securing mechanism according to an embodiment;
FIG. 3 is a schematic structural diagram of a bottom scraping mechanism according to an embodiment;
fig. 4 is a schematic structural diagram of a slider according to an embodiment.
Description of reference numerals:
1. a fixing mechanism for fixing the position of the movable part,
11. a first position-limiting part, a second position-limiting part,
12. a second position-limiting part, which is arranged on the base,
2. a bottom scraping mechanism is arranged on the bottom scraping mechanism,
21. the bottom of the scraper is scraped,
22. the slide block is provided with a slide block,
23. a first fixed support seat is arranged on the base,
24. a second fixed support saddle is arranged on the first fixed support saddle,
25. the guide rail is provided with a guide rail,
26. a mounting plate is arranged on the base plate,
261. a first mounting part for mounting the first and second mounting parts,
27. a plurality of adapter plates are arranged on the base plate,
3. a base seat is arranged on the base seat,
31. the elastic layer is arranged on the outer surface of the elastic layer,
32. the mounting table is arranged on the base plate,
321. a second mounting portion.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, including two, unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The battery package is installed in electric automobile bottom plate below mostly, and battery package bottom surface area is big and do not receive automobile body structure's protection, so electric automobile is in the process of traveling, and the part that receives the damage of scratching, striking the easiest is battery package bottom. The damage of the battery pack caused by the scratching and the impact is destructive, and the battery pack can cause fire and explosion to seriously damage life and property safety. To this kind of condition, this application is through simulation car operating condition, designs special battery package detection device and carries out destructive test to battery package bottom in order to assess whether the battery package can the explosion of starting a fire after receiving scratch, striking.
Referring to fig. 1, the present embodiment relates to a battery pack testing apparatus, which includes a fixing mechanism 1, a bottom scraping mechanism 2 and a driving mechanism, wherein the fixing mechanism 1 is used for fixing a battery pack, the bottom scraping mechanism 2 includes a bottom scraping portion 21 disposed opposite to the bottom of the battery pack, and the driving mechanism is used for driving the bottom scraping portion 21 to perform a scraping test on the bottom of the battery pack. Wherein, the driving mechanism is not shown in the figure, and the driving mechanism can adopt a telescopic motor, an electric cylinder, a hydraulic cylinder, an air cylinder and the like. It can drive and scrape bottom 21 and carry out the scratch to the bottom of battery package, no matter be the scratch of linear form, still the scratch of curved form all in the protection scope of this embodiment.
It should be noted that the bottom scraping portion 21 can scrape and rub the side, the top surface and the front surface of the battery pack, and is not limited to scrape and rub the bottom of the battery pack, and the scraping forms all belong to the protection range of the embodiment.
Optionally, as shown in fig. 1, the battery pack testing apparatus further includes a mounting table 32 and a base 3, in this embodiment, the battery pack testing apparatus is provided with two mounting tables 32 and two bases 3, the bottom of the base 3 is rigidly fixed to the ground through connection, a channel for accommodating the bottom scraping mechanism 2 is formed between the two bases 3, and the two mounting tables 32 are respectively disposed on the two bases 3. The two sides of the battery pack are supported on the two mounting tables 32, the middle part of the bottom of the battery pack is suspended, and the bottom of the middle part of the bottom of the battery pack can be scraped by scraping the bottom 21.
In this embodiment, a plurality of screw holes are provided on the base 3, and a plurality of second mounting portions 321 for mounting the fixing mechanism 1 are provided on the mounting table 32, where the second mounting portions 321 are countersunk holes, and bolts are passed through the countersunk holes to match with the screw holes on the base 3, so as to fix the mounting table 32 on the base 3. In this embodiment, the manner of fixing by bolts is not limited, and the mounting table 32 may be fixed on the base 3 by welding, bonding, riveting, etc., and these forms are all within the protection scope of this embodiment.
In some embodiments, the mounting platform 32 and the base 3 may not be needed, and when the fixing mechanism 1 is a fixing bracket, the fixing bracket suspends and fixes the battery pack, so that the bottom of the battery pack faces a vertical direction (a direction indicated by an arrow z in the figure), and the bottom scraping portion 21 can scrape the bottom. Even in special cases, the fixing bracket may orient the bottom of the battery pack to be horizontal (indicated by arrow x or arrow y in the figure), or the bottom of the battery pack may be inclined, and the scraping bottom 21 may scrape the bottom, all within the protection scope of the present embodiment. Preferably, in this embodiment, the battery pack testing device is provided with the mounting table 32 and the base 3, and the battery pack can be better fixed by the base 3, so that the stability of the battery pack in the testing process is ensured.
Optionally, an elastic layer 31 is disposed on the base 3, the elastic layer 31 is disposed between the mounting table 32 and the base 3, and a plurality of through holes are disposed at positions of the elastic layer 31 corresponding to the screw holes on the base 3. At this time, the elastic layer 31 is fixed to the base 3 by bolts, the mount table 32 is fixed to the elastic layer 31 by bolts, and the fixing mechanism 1 is fixed to the mount table 32 by bolts. So, the testing arrangement of this embodiment all adopts the mode of bolt fastening between each part when testing not unidimensional battery package, can more nimble replace each part to adapt to the battery package of various sizes.
Optionally, the elastic layer 31 is any one of rubber, plastic, and aerogel. In this embodiment, the elastic layers 31 are disposed on the two bases 3, and are disposed on two sides of the battery pack. At this moment, elastic layer 31 is used for simulating the tire, reappears the car motion in-process, and the battery package receives the condition after the striking of scratching, effective discernment risk.
Optionally, the fixing mechanism 1 is a bolt fixing mechanism, a clamping fixing mechanism, or a binding fixing mechanism, and any one or more of them may be combined. For example, the fixing mechanism 1 may fix both sides of the battery pack with bolts, clamp both sides of the battery pack, or bind both sides of the battery pack with two binding strings to fix the battery pack. The embodiment does not limit the specific structure of the fixing mechanism 1, and the specific implementation forms of the fixing mechanism 1 are all within the protection scope of the embodiment as long as the battery pack can be fixed.
Alternatively, as shown in fig. 1 and 2, the fixing mechanism 1 includes a first position-limiting portion 11 and/or a second position-limiting portion 12 for limiting the movement of the battery pack in the vertical direction (indicated by an arrow z in the drawing) and the horizontal direction (indicated by an arrow x or an arrow y in the drawing). In the actual test process, the battery pack is arranged on the base 3, two sides of the battery pack are erected on the two mounting platforms 32, and the battery pack is limited by the first limiting part 11 and/or the second limiting part 12.
In this embodiment, the left and right sides of the battery pack are provided with a plurality of second limiting portions 12, the middle of the battery pack is provided with a plurality of first limiting portions 11, and the battery pack limits the battery pack through four second limiting portions 12. Therefore, the fixing mechanism 1 can well fix the battery pack on the mounting table 32, simulate the actual fixing condition of the battery pack and ensure the accuracy of the test.
It should be noted that the fixing mechanism 1 shown in this embodiment is only a mounting fixture for a battery pack, the battery pack used in the example has fixing points not only around but also in the middle, and the fixing mechanism 1 only simulates the whole vehicle mounting environment of the battery pack in the example. In other embodiments, if the middle part of the battery pack is not provided with the fixing points, the battery pack can be installed and fixed through the fixing points around the battery pack, and the first limiting part 11 is not needed; or if the periphery of the battery pack is not provided with the fixing points, the battery pack can be installed and fixed through the fixing points in the middle of the battery pack, and the second limiting part 12 is not needed. The above embodiments are all within the scope of the present embodiment.
Optionally, as shown in fig. 3 and 4, the bottom scraping mechanism 2 includes a bottom scraping portion 21, a sliding block 22, a first fixed support 23, a second fixed support 24, a guide rail 25, a mounting plate 26, and an adapter plate 27; the slider 22 is provided with a plurality of screw holes, and the mounting plate 26 is provided with a plurality of first mounting portions 261, and in this case, the first mounting portions 261 are countersunk holes. During installation, the bolt penetrates through the counter bore of the installation plate 26 to be fixedly connected with the threaded hole on the sliding block 22; specifically, the mounting plate 26 is also provided with a plurality of threaded holes, the adapter plate 27 is provided with a plurality of countersunk holes, and bolts pass through the countersunk holes in the adapter plate 27 to fix the adapter plate 27 on the mounting plate 26.
In this embodiment, the scraper base 21 is fixed on the adapter plate 27, the adapter plate 27 is fixed on the mounting plate 26 by bolts, the mounting plate 26 is fixed on the slider 22 by bolts, and the slider 22 is mounted on the two guide rails 25. In this embodiment, the bottom scraper 21 is a wedge-shaped bottom scraper.
Of course, the bolt fastening is only the most common fastening form, and it is easy for those skilled in the art to think that the bottom scraper 21, the adapter plate 27, the mounting plate 26 and the slider 22 may be fastened by other fastening means, such as screw fastening, bonding, welding, riveting, etc., and these fastening means are all within the scope of the present embodiment.
In this embodiment, the scraping bottom 21 is disposed on the slide block 22, and the driving mechanism is used for driving the slide block 22 to move along the bottom horizontal direction (the direction indicated by the arrow y in the figure) of the battery pack. Therefore, the bottom scraping part 21 can be supported by the sliding block 22, the bottom scraping part 21 is prevented from shaking, and the real bottom scraping condition of the battery pack is better simulated. In some embodiments, the bottom scraping mechanism 2 may not be provided with the sliding block 22, the driving mechanism is a linear motion mechanism, such as a telescopic motor, a hydraulic cylinder, an electric cylinder, and the like, and the bottom scraping portion 21 is fixedly arranged at the output end of the driving mechanism.
Optionally, the first fixed support 23 and the second fixed support 24 are respectively disposed at the head and tail ends of the two guide rails 25, the guide rails 25 are disposed between the first fixed support 23 and the second fixed support 24, and the slider 22 is disposed on the guide rails 25. The first fixed support 23 and the second fixed support 24 are connected to the ground and rigidly fixed. The sliding block 22 with the scraping bottom 21 horizontally moves towards one side of the battery pack at a constant speed along the guide rail 25, so that the bottom scraping process of the scraping bottom 21 on the battery pack is realized, and the bottom scraping experiment on the battery pack is realized.
In the use, the battery package is fixed in base 3 through fixed establishment 1 on, and the slider 22 of scraping bottom 21 fixedly is driven by actuating mechanism and is advanced at the uniform velocity to battery package one side level along guide rail 25, realizes scraping the end process of scraping bottom 21 to the battery package, can simulate the elastic action that the end process wheel played is scraped to the whole car through the elastic layer 31 between base 3 and the fixed station. So, can accurately simulate electric automobile driving in-process, take place to scrape the test of end operating mode, effectively discern the safety risk of end operating mode is scraped to the battery package.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (10)
1. A battery pack testing apparatus, comprising:
the fixing mechanism is used for fixing the battery pack;
the bottom scraping mechanism comprises a bottom scraping part arranged opposite to the battery pack; and
and the driving mechanism is used for driving the scraping bottom to scrape the battery pack and rub the battery pack.
2. The battery pack testing device according to claim 1, wherein: the battery pack testing device further comprises a base, wherein the base is provided with a channel for accommodating the bottom scraping mechanism to pass through, and the fixing mechanism fixes the two sides of the battery pack on the base.
3. The battery pack testing apparatus according to claim 2, wherein: the battery pack fixing device is characterized in that an elastic layer is arranged on the base, and the fixing mechanism fixes the two sides of the battery pack on the base through the elastic layer.
4. The battery pack testing apparatus according to claim 3, wherein: the elastic layer is any one of rubber, plastics and aerogel.
5. The battery pack testing device according to claim 1, wherein: the fixing mechanism is a bolt fixing mechanism, a clamping fixing mechanism and a binding fixing mechanism, and any one or combination of a plurality of the fixing mechanisms is adopted.
6. The battery pack testing device according to claim 1, wherein: the fixing mechanism comprises a first limiting part and/or a second limiting part which is used for limiting the battery pack to move in the vertical direction and the horizontal direction, the first limiting part is arranged above the battery pack, and the second limiting part is arranged on one side of the battery pack.
7. The battery pack testing device according to claim 1, wherein: the bottom scraping mechanism further comprises a sliding block, the bottom scraping portion is arranged on the sliding block, and the driving mechanism is used for driving the sliding block to move relative to the bottom of the battery pack.
8. The battery pack testing apparatus according to claim 7, wherein: scrape end mechanism still includes first fixing support, second fixing support and guide rail, the guide rail sets up first fixing support with between the second fixing support, the slider sets up on the guide rail.
9. The battery pack testing device according to claim 1, wherein: scrape end mechanism still includes the mounting panel, scrape the bottom mounting on the mounting panel, be provided with a plurality of installations that are used for on the mounting panel scrape the first installation department of bottom.
10. The battery pack testing device according to claim 1, wherein: the battery pack testing device further comprises a mounting table, the fixing mechanism is mounted on the mounting table, and a plurality of second mounting portions used for mounting the fixing mechanism are arranged on the mounting table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922456718.2U CN211505010U (en) | 2019-12-31 | 2019-12-31 | Battery pack testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922456718.2U CN211505010U (en) | 2019-12-31 | 2019-12-31 | Battery pack testing device |
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| Publication Number | Publication Date |
|---|---|
| CN211505010U true CN211505010U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922456718.2U Active CN211505010U (en) | 2019-12-31 | 2019-12-31 | Battery pack testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093032A (en) * | 2021-03-30 | 2021-07-09 | 芜湖奇达动力电池***有限公司 | Electric vehicle battery pack bottom supporting test bench and test method |
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2019
- 2019-12-31 CN CN201922456718.2U patent/CN211505010U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093032A (en) * | 2021-03-30 | 2021-07-09 | 芜湖奇达动力电池***有限公司 | Electric vehicle battery pack bottom supporting test bench and test method |
| CN113093032B (en) * | 2021-03-30 | 2024-03-19 | 芜湖奇达动力电池***有限公司 | Electric automobile battery pack support bottom test bench and test method |
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