CN216671741U - Lithium ion battery system bottom ball machine test device - Google Patents
Lithium ion battery system bottom ball machine test device Download PDFInfo
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- CN216671741U CN216671741U CN202122896874.8U CN202122896874U CN216671741U CN 216671741 U CN216671741 U CN 216671741U CN 202122896874 U CN202122896874 U CN 202122896874U CN 216671741 U CN216671741 U CN 216671741U
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- moving mechanism
- battery system
- lithium ion
- bracket
- ion battery
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 238000006073 displacement reaction Methods 0.000 claims abstract description 8
- 238000012795 verification Methods 0.000 abstract description 2
- 238000009863 impact test Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 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
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a lithium ion battery system bottom ball machine test device, which comprises a rack, a first moving mechanism, a second moving mechanism, a ball impact tester, a sliding plate and a bracket, wherein: the bracket is fixed on the frame and used for fixing the battery pack; the ball hitting test machine is arranged on the sliding plate and is positioned below the bracket; the sliding plate is fixed on the first moving mechanism, and the first moving mechanism drives the sliding plate to move horizontally; the first moving mechanism is arranged on the second moving mechanism, the second moving mechanism drives the first moving mechanism to move horizontally, the first moving mechanism is arranged on the rack, and the first moving mechanism and the second moving mechanism move relative to the rack in a displacement intersecting mode. According to the testing device for the ball machine at the bottom of the lithium ion battery system, the battery packs at different positions can be conveniently detected, reliability verification of the bottom strength of the battery packs is achieved, and the safety of the battery packs is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery testing devices, in particular to a testing device for a ball machine at the bottom of a lithium ion battery system.
Background
The power battery pack is the only power source of the electric automobile, and the structural strength and reliability of the outer shell of the power battery pack are crucial to the safety of the battery system.
The battery module in current battery system fixes in the battery package bottom, and the intensity and the reliability of battery package are crucial, especially the intensity of casing down. The electric automobile runs at a high speed, meets sharp foreign matters and the like to damage the chassis, and if the lower shell strength of the battery pack is not enough, the battery core inside the battery pack is easily damaged, so that an internal circuit or an external short circuit of the battery system is caused to fail, and serious safety accidents are caused.
Aiming at the requirements of the conventional power battery system, a ball impact testing machine is designed to simulate the condition that a battery pack is subjected to external force, so that support is provided for the design and development of the battery system and the safety and reliability of products.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the background art, the utility model provides a testing device for a ball machine at the bottom of a lithium ion battery system.
The utility model provides a lithium ion battery system bottom ball machine test device, which comprises a rack, a first moving mechanism, a second moving mechanism, a ball impact tester, a sliding plate and a bracket, wherein:
the bracket is fixed on the frame and used for fixing the battery pack;
the ball hitting test machine is arranged on the sliding plate and is positioned below the bracket;
the sliding plate is fixed on the first moving mechanism, and the first moving mechanism drives the sliding plate to move horizontally;
the first moving mechanism is mounted on the second moving mechanism, the second moving mechanism drives the first moving mechanism to move horizontally, the first moving mechanism is mounted on the rack, and the first moving mechanism and the second moving mechanism are crossed in displacement relative to the rack, and the first moving mechanism and the second moving mechanism can be electric cylinders, air cylinders, lead screw slider mechanisms and the like in the prior art.
As a further optimized scheme of the utility model, the device also comprises a pressure sensor, wherein the pressure sensor is arranged at the top of the ball striking head of the ball striking testing machine and used for detecting the pressure of the ball striking head on the bottom of the battery system, so that the device is convenient to detect the extrusion force of the ball striking head of the ball striking testing machine on the battery pack.
As a further optimized scheme of the utility model, the displacement of the first moving mechanism and the second moving mechanism moving relative to the frame is vertical, so that the installation is convenient, and the position of the ball impact testing machine relative to the battery pack is convenient to adjust.
The battery pack fixing device comprises a bracket, a battery pack fixing device and a connecting piece, wherein the bracket is provided with a plurality of battery packs, the connecting piece is arranged on the bracket and used for fixing the battery packs, the position of the connecting piece relative to the bracket is adjustable, and the connecting piece is used for fixing the battery packs with different sizes by adjusting the position of the connecting piece on the bracket.
As a further optimized scheme of the utility model, the connecting pieces are arranged in plurality and are positioned on different side surfaces of the bracket, so that the stability of fixing the battery pack is facilitated.
As a further optimized scheme of the utility model, the connecting piece is provided with a connecting hole, the existing battery pack is provided with a mounting hole, the mounting hole is relatively coaxial with the connecting hole on the connecting piece, and the battery pack is fixed on the bracket by bolts in the coaxial connecting piece and the mounting hole.
As a further optimized scheme of the utility model, the rack comprises a lower supporting frame, a side supporting frame and an upper supporting frame, the side supporting frame is fixed between the upper supporting frame and the lower supporting frame, the second moving mechanism is installed on the lower supporting frame, and the bracket is installed on the upper supporting frame.
As a further optimized scheme of the utility model, the bottom of the lower support frame is provided with an elastic cushion to reduce the impact of the lower support frame.
As a further optimized scheme of the utility model, the upper supporting frame is provided with an opening which is gradually narrowed from the upper part to the lower part, so that the battery pack is convenient to place.
As a further optimized scheme of the utility model, the side supporting frame is a U-shaped frame, so that the first moving mechanism, the second moving mechanism and the ball impact testing machine can be conveniently installed.
According to the test device for the ball machine at the bottom of the lithium ion battery system, the first moving mechanism and the second moving mechanism drive the ball hitting test machine to move relative to the position of the battery pack, so that the battery packs at different positions can be conveniently detected, the reliability verification of the bottom strength of the battery pack is realized, and the safety of the battery pack is improved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the bracket structure of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. 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 present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1-2, the testing device for the lithium ion battery system bottom ball machine comprises a frame 1, a first lead screw slider mechanism 2, a second lead screw slider mechanism 3, a ball impact testing machine 4, a sliding plate 5 and a bracket 6, wherein:
the bracket 6 is fixed on the frame 1 and used for fixing a battery pack;
the ball impact testing machine 4 is arranged on the sliding plate 5, and the ball impact testing machine 4 is positioned below the bracket 6;
the sliding plate 5 is fixed on the sliding block of the first lead screw sliding block mechanism 2, and the first lead screw sliding block mechanism 2 drives the sliding plate 5 to move horizontally;
the first lead screw sliding block mechanism 2 is arranged on a sliding block of the second lead screw sliding block mechanism 3, the second lead screw sliding block mechanism 3 drives the first lead screw sliding block mechanism 2 to move horizontally, the first lead screw sliding block mechanism 2 is arranged on the rack 1, the first lead screw sliding block mechanism 2 and the second lead screw sliding block mechanism 3 are intersected with each other in terms of movement displacement relative to the rack 1, and the movement displacement of the sliding block of the first lead screw sliding block mechanism 2 relative to the rack 1 is vertical to the movement displacement of the second lead screw sliding block mechanism 3 relative to the rack 1;
the device also comprises a pressure sensor 7, wherein the pressure sensor 7 is arranged at the top of the ball striking head of the ball striking testing machine 4 and is used for detecting the pressure of the ball striking head on the bottom of the battery system, so that the extrusion force of the ball striking head of the ball striking testing machine 4 on a battery pack can be conveniently detected;
in this embodiment, it is preferable that the battery pack fixing device further includes a connecting member 8, the connecting member 8 is mounted on the bracket 6 and used for fixing the battery pack, the position of the connecting member 8 relative to the bracket 6 is adjustable, the connecting member 8 fixes the battery packs with different sizes by adjusting the position of the connecting member 8 on the bracket 6, and the adjustment is facilitated by adjusting the position of the connecting member 8;
specifically, a sliding rod is arranged above the bracket 6, and the connecting piece 8 is slidably arranged on the bracket 6;
in the embodiment, preferably, four connecting members 8 are provided, and the four connecting members 8 are located on four different sides of the bracket 6, although the connecting members 8 are slidably mounted on the bracket 6, the connecting members can be fixed on the bracket 6 without fixing members, and fixed on the four different connecting members 8 through battery packs, and the battery packs are fixed on the bracket 6 due to the fixation of the battery packs;
in the embodiment, preferably, the connecting piece 8 is provided with a connecting hole 80, the existing battery pack is provided with a mounting hole, the mounting hole is relatively coaxial with the connecting hole 80 on the connecting piece 8, and the battery pack is fixed on the bracket 6 through bolts in the coaxial connecting piece 8 and the mounting hole;
specifically, the rack 1 comprises a lower support frame 10, a side support frame 11 and an upper support frame 12, the side support frame 11 is fixed between the upper support frame 12 and the lower support frame 10, the second screw rod slide block mechanism 3 is installed on the lower support frame 10, and the bracket 6 is installed on the upper support frame 12;
in the embodiment, preferably, the bottom of the lower support frame 10 is provided with an elastic pad 8 to reduce the impact of the lower support frame 10;
in the present embodiment, it is preferable that the upper support frame 12 has an opening that gradually narrows from the top down, so as to facilitate the placement of the battery pack;
in the present embodiment, it is preferable that the side support frame 11 is a U-shaped frame, which facilitates installation of the first lead screw slider mechanism 2, the second lead screw slider mechanism 3, and the ball impact tester 4.
In the working process, firstly, the position of the connecting piece 8 is adjusted according to the position of the battery pack, so that the connecting piece 8 is convenient for fixing the battery pack; placing the battery pack on the bracket 6 through a forklift or a traveling crane, and fixing the battery pack on the connecting piece 8 of the bracket 6 through a bolt; the first screw rod sliding block mechanism 2 and the second screw rod sliding block mechanism 3 are adjusted through the adjusting control cabinet to realize the editing of the ball hitting position of the ball hitting testing machine 4; the ball hitting force and the ball hitting speed of the ball hitting testing machine 4 are adjusted through the adjusting control cabinet; the extrusion pressure is collected by the pressure sensor 7, and the magnitude of the pressure and the time for stabilizing the pressure are controlled in a closed loop mode.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a lithium ion battery system bottom ball machine test device which characterized in that, includes frame, first moving mechanism, second moving mechanism, ball hit test machine, sliding plate, bracket, wherein:
the bracket is fixed on the rack and used for fixing the battery pack;
the ball hitting test machine is arranged on the sliding plate and is positioned below the bracket;
the sliding plate is fixed on the first moving mechanism, and the first moving mechanism drives the sliding plate to move horizontally;
the first moving mechanism is arranged on the second moving mechanism, the second moving mechanism drives the first moving mechanism to move horizontally, the first moving mechanism is arranged on the rack, and the first moving mechanism and the second moving mechanism move relative to the rack in a displacement intersecting mode.
2. The lithium ion battery system bottom ball machine test device of claim 1, further comprising a pressure sensor installed on the top of the ball striking head of the ball striking test machine for detecting the pressure of the ball striking head on the bottom of the battery system.
3. The testing device for the bottom ball machine of the lithium ion battery system according to claim 1, wherein the displacement of the first moving mechanism and the second moving mechanism relative to the frame is vertical.
4. The testing device for the bottom ball machine of the lithium ion battery system according to any one of claims 1 to 3, further comprising a connecting piece, wherein the connecting piece is installed on the bracket and used for fixing the battery pack, and the position of the connecting piece relative to the bracket is adjustable.
5. The testing device for the bottom ball machine of the lithium ion battery system according to claim 4, wherein a plurality of connecting pieces are arranged, and the connecting pieces are positioned on different side surfaces of the bracket.
6. The test device for the bottom ball machine of the lithium ion battery system according to claim 4, wherein a connecting hole is formed in the connecting piece.
7. The testing device for the bottom ball machine of the lithium ion battery system according to claim 1, wherein the rack comprises a lower supporting frame, a side supporting frame and an upper supporting frame, the side supporting frame is fixed between the upper supporting frame and the lower supporting frame, the second moving mechanism is installed on the lower supporting frame, and the bracket is installed on the upper supporting frame.
8. The test device for the bottom ball machine of the lithium ion battery system according to claim 7, wherein the bottom of the lower support frame is provided with an elastic cushion.
9. The testing device for the bottom ball machine of the lithium ion battery system according to claim 7, wherein the upper supporting frame is provided with an opening which gradually narrows from top to bottom.
10. The testing device for the bottom ball machine of the lithium ion battery system according to claim 7, wherein the side supporting frame is a U-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122896874.8U CN216671741U (en) | 2021-11-24 | 2021-11-24 | Lithium ion battery system bottom ball machine test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122896874.8U CN216671741U (en) | 2021-11-24 | 2021-11-24 | Lithium ion battery system bottom ball machine test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216671741U true CN216671741U (en) | 2022-06-03 |
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ID=81790555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122896874.8U Active CN216671741U (en) | 2021-11-24 | 2021-11-24 | Lithium ion battery system bottom ball machine test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216671741U (en) |
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2021
- 2021-11-24 CN CN202122896874.8U patent/CN216671741U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221107 Address after: 300450 Building 2, No. 428, Shenzhou Avenue, Binhai Science and Technology Park, Binhai New Area, Tianjin Patentee after: Tianjin Guoxuan New Energy Technology Co.,Ltd. Address before: 230000 no.599 Daihe Road, Xinzhan District, Hefei City, Anhui Province Patentee before: Hefei Guoxuan High-Tech Power Energy Co.,Ltd. |
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| TR01 | Transfer of patent right |