CN211904903U - Compression performance detection tool for cushion pad - Google Patents
Compression performance detection tool for cushion pad Download PDFInfo
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- CN211904903U CN211904903U CN202020271325.4U CN202020271325U CN211904903U CN 211904903 U CN211904903 U CN 211904903U CN 202020271325 U CN202020271325 U CN 202020271325U CN 211904903 U CN211904903 U CN 211904903U
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- pull rod
- plate
- bottom plate
- optical axis
- cushion pad
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Abstract
The utility model relates to a compression performance detection tool for a cushion pad, which belongs to the technical field of detection tools and comprises a top plate, a pressing plate, an upper bottom plate, a lower bottom plate, a pull rod and a linear optical axis, wherein the top plate, the pressing plate, the upper bottom plate and the lower bottom plate are sequentially stacked from top to bottom; the upper bottom plate is fixedly connected with the lower bottom plate; the pull rod runs through the center setting of roof, and the bottom of pull rod is equipped with the pull rod seat, and pull rod and rotatable the being connected of pull rod seat, pull rod seat and clamp plate fixed connection, and the setting of clamp plate is run through to sharp optical axis, and its top and roof fixed connection, bottom and lower plate fixed connection. This compressibility detects frock, the compressibility of the blotter between the module of being exclusively used in the battery package tests, can eliminate the assembly error of pull rod and universal tester, can carry out even compression to the sample that awaits measuring, reduces the error of test result.
Description
Technical Field
The utility model belongs to the technical field of detect the frock, concretely relates to compressibility detects frock for blotter.
Background
In new forms of energy electric automobile's development, the phenomenon of inflation can appear at the charge-discharge in-process to the lithium cell, and this kind of phenomenon can cause serious battery package explosion accident, consequently need the blotter of adding between the module of battery package to this inflation phenomenon of solving the module appearance, the battery package comprises the pack, and the pack comprises the module that the quantity is inequality, and the module comprises the electric core that the quantity is inequality. At present, the rubber has a good buffering effect, is a high-elasticity polymer material with reversible deformation, generates large deformation after a large force is applied, can still recover the original shape after the external force is removed, and has good recoverability.
The impact of the compression performance of the cushion pad on the battery pack is significant, so that it is very important to accurately test the compression performance of the rubber, and the currently used test tool mainly consists of an upper pressing plate and a lower bottom plate (refer to fig. 2). In the process of testing the compression performance, stress points are concentrated at the middle position, force is mainly concentrated at the middle part, the stress magnitude of the peripheral part is different from that of the middle part, the whole stress is unbalanced, the test compression data is inaccurate, the selection of the cushion pad is influenced, and therefore potential safety hazards exist in the use process of the battery pack.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: the utility model provides a compression performance that atress is even detects frock for blotter.
In order to solve the technical problem, the utility model discloses a technical scheme be: the compression performance detection tool for the cushion pad comprises a top plate, a pressing plate, an upper bottom plate, a lower bottom plate, a pull rod and a linear optical axis, wherein the top plate, the pressing plate, the upper bottom plate and the lower bottom plate are sequentially stacked from top to bottom; the upper bottom plate is fixedly connected with the lower bottom plate;
the pull rod runs through the center setting of roof, the bottom of pull rod is equipped with the pull rod seat, pull rod and the rotatable connection of pull rod seat, the setting of clamp plate is run through to sharp optical axis, the top and the roof fixed connection of sharp optical axis, bottom and lower plate fixed connection.
The pull rod is connected with the pull rod seat through a cross axle type universal coupling.
The upper bottom plate, the lower bottom plate, the pressing plate and the lower bottom plate are all of cuboid structures, the length and the width of the upper bottom plate are smaller than those of the lower bottom plate, and the length and the width of the top plate, the pressing plate and the lower bottom plate are the same.
The compression performance detection tool comprises four linear optical axes, and the linear optical axes penetrate through four corners of the pressing plate.
Wherein, the straight line optical axis is a chromium plating optical axis.
The beneficial effects of the utility model reside in that: the utility model provides a compressibility detects frock, the compressibility of the blotter between the module of battery package is exclusively used in tests, pull rod and pull rod seat through setting up rotatable coupling, it is fixed with the clamp plate to pull rod seat, the pull rod is when the assembly with universal tester, because its rotatable setting, can eliminate the assembly error of pull rod and universal tester, reduce the error of test result, cooperation sharp optical axis clamp plate reciprocates perpendicularly, can not produce the skew, the structure of pull rod and pull rod seat can the uniform force application on the clamp plate simultaneously, can carry out even compression to the sample that awaits measuring, guarantee with this that all descend to the identity degree at whole sample plane, with this error that reduces test data.
Drawings
Fig. 1 is a side view of a compression performance testing tool for a cushion pad according to an embodiment of the present invention;
FIG. 2 is a side view of a conventional compression performance testing tool for a cushion pad;
description of reference numerals: 1. a top plate; 2. pressing a plate; 3. an upper base plate; 4. a lower base plate; 5. a pull rod; 6. a pull rod seat; 7. a linear optical axis.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the pull rod can rotate and is connected with the pressing plate through the pull rod seat, and the pressing plate can vertically move through the linear optical axis and is connected with the top plate and the lower bottom plate.
Referring to fig. 1, the compression performance detection tool for a cushion pad of the present invention includes a top plate 1, a pressing plate 2, an upper plate 3, a lower plate 4, a pull rod 5 and a linear optical axis 7, which are stacked in sequence from top to bottom; the upper bottom plate 3 is fixedly connected with the lower bottom plate 4;
the pull rod 5 runs through the center of the top plate 1, a pull rod seat 6 is arranged at the bottom of the pull rod 5, the pull rod 5 is rotatably connected with the pull rod seat 6, the pull rod seat 6 is fixedly connected with the pressing plate 2, the linear optical axis 7 runs through the pressing plate 2, the top end of the linear optical axis 7 is fixedly connected with the top plate 1, and the bottom end of the linear optical axis 7 is fixedly connected with the lower bottom plate 4.
The working principle of the device is as follows: when the top end of the pull rod 5 is connected with the universal testing machine, the assembly error between the pull rod 5 and the universal testing machine is adjusted through the pull rod seat 6. Then the blotter between the module of the battery package that will await measuring is placed on upper plate 3, at the beginning, universal tester pushes down pull rod 5, and then it descends along sharp optical axis 7 to be clamp plate 2, even application of force is on upper plate 3's blotter, at this moment the blotter will be by even compression, through the sensor can appear the relation of compressive capacity and load (power) often on the computer, when waiting the compressive capacity to reach required requirement, the experiment is stopped and the test is accomplished, and then more accurate data is obtained.
From the above description, the beneficial effects of the present invention are: the utility model provides a compressibility detects frock, the compressibility of the blotter between the module of battery package is exclusively used in tests, pull rod and pull rod seat through setting up rotatable coupling, it is fixed with the clamp plate to pull rod seat, the pull rod is when the assembly with universal tester, because its rotatable setting, can eliminate the assembly error of pull rod and universal tester, reduce the error of test result, cooperation sharp optical axis clamp plate reciprocates perpendicularly, can not produce the skew, the structure of pull rod and pull rod seat can the uniform force application on the clamp plate simultaneously, can carry out even compression to the sample that awaits measuring, guarantee with this that all descend to the identity degree at whole sample plane, with this error that reduces test data.
Furthermore, the pull rod 5 is connected with the pull rod seat 6 through a cross axle type universal coupling.
From the above description, the pull rod and the pull rod seat are connected through the universal joint pin type universal coupling, and the direction can be adjusted to eliminate the assembly error of the pull rod and the universal testing machine, so that the error of the test result is reduced.
Further, the upper base plate 3, the lower base plate 4, the pressing plate 2 and the top plate 1 are all of a cuboid structure, the length and the width of the upper base plate 3 are all smaller than those of the lower base plate 4, and the length and the width of the top plate 1, the pressing plate 2 and the lower base plate 4 are all the same.
Further, foretell compressibility detects frock includes four straight line optical axes 7, four straight line optical axes 7 run through four corners settings of clamp plate 2 respectively.
From the above description, it can be known that the stable lifting of the pressure plate can be ensured by arranging four linear optical axes.
Further, the linear optical axis 7 is a chrome-plated optical axis.
Referring to fig. 1, a first embodiment of the present invention is:
the compression performance detection tool for the cushion pad comprises a top plate 1, a pressing plate 2, an upper bottom plate 3, a lower bottom plate 4, a pull rod 5 and four chromium plating optical axes which are sequentially stacked from top to bottom; the upper bottom plate 3 is fixedly connected with the lower bottom plate 4;
the upper bottom plate 3, the lower bottom plate 4, the pressing plate 2 and the top plate 1 are all of cuboid structures, the length and the width of the upper bottom plate 3 are smaller than those of the lower bottom plate 4, and the length and the width of the top plate 1, the pressing plate 2 and the lower bottom plate 4 are the same;
the utility model discloses a chromium plating device, including roof 1, pull rod 5, clamp plate 2, four, chromium plating optical axis, roof 1, pull rod 5, pull rod seat 6, four, the top and the roof 1 fixed connection of chromium plating optical axis, bottom and lower plate 4 fixed connection, pull rod 5 runs through the central setting of roof 1, the bottom of pull rod 5 is equipped with pull rod seat 6, pull rod 5 passes through the universal joint of cross axle with pull rod seat 6 and is connected, pull rod seat 6 and clamp plate 2 fixed connection, four.
The compression stress strain test was performed on the same type of the buffer pads between the modules for the battery pack using the compression performance detection tool for the buffer pads of example 1 and the conventional compression performance detection tool for the buffer pads shown in fig. 2, respectively, and the results are shown in table 1.
TABLE 1
It can be seen from table 1 that, this application has promoted its stability that detects data through detecting the structural improvement of frock to the compressibility, has reduced the error between the data.
To sum up, the utility model provides a compressibility detects frock, the compressibility of the blotter between the module of battery package is exclusively used in tests, through setting up rotatable coupling's pull rod and pull rod seat, it is fixed with the clamp plate to pull rod seat, the pull rod is when the assembly with universal tester, because its rotatable setting, can eliminate the assembly error of pull rod and universal tester, reduce the error of test result, cooperation straight line optical axis clamp plate reciprocates perpendicularly, can not produce the skew, pull rod and pull rod seat's structure can the uniform force application on the clamp plate simultaneously, can carry out even compression to the sample that awaits measuring, guarantee with this that all descend to the identity degree at whole sample plane, reduce the error of test data with this.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (5)
1. The compression performance detection tool for the cushion pad is characterized by comprising a top plate, a pressing plate, an upper bottom plate, a lower bottom plate, a pull rod and a linear optical axis which are sequentially stacked from top to bottom; the upper bottom plate is fixedly connected with the lower bottom plate;
the pull rod runs through the center setting of roof, the bottom of pull rod is equipped with the pull rod seat, pull rod and the rotatable connection of pull rod seat, pull rod seat and clamp plate fixed connection, the setting of clamp plate is run through to sharp optical axis, the top and the roof fixed connection of sharp optical axis, bottom and lower plate fixed connection.
2. The tool for detecting the compression performance of the cushion pad as claimed in claim 1, wherein the pull rod and the pull rod seat are connected by a cross-axle type universal coupling.
3. The tool for detecting the compression performance of the cushion pad as claimed in claim 1, wherein the upper bottom plate, the lower bottom plate, the pressing plate and the top plate are all of a rectangular parallelepiped structure, the length and the width of the upper bottom plate are smaller than those of the lower bottom plate, and the length and the width of the top plate, the pressing plate and the lower bottom plate are all the same.
4. The tool for detecting the compression performance of the cushion pad according to claim 3, wherein the tool comprises four linear optical axes, and the four linear optical axes are respectively arranged to penetrate through four corners of the pressing plate.
5. The tool for detecting the compression performance of the cushion pad according to claim 1, wherein the linear optical axis is a chrome-plated optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271325.4U CN211904903U (en) | 2020-03-06 | 2020-03-06 | Compression performance detection tool for cushion pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271325.4U CN211904903U (en) | 2020-03-06 | 2020-03-06 | Compression performance detection tool for cushion pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211904903U true CN211904903U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020271325.4U Active CN211904903U (en) | 2020-03-06 | 2020-03-06 | Compression performance detection tool for cushion pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211904903U (en) |
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2020
- 2020-03-06 CN CN202020271325.4U patent/CN211904903U/en active Active
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