CN214373905U - Tensile strength test bench for testing lithium ion battery diaphragm material - Google Patents
Tensile strength test bench for testing lithium ion battery diaphragm material Download PDFInfo
- Publication number
- CN214373905U CN214373905U CN202120351819.8U CN202120351819U CN214373905U CN 214373905 U CN214373905 U CN 214373905U CN 202120351819 U CN202120351819 U CN 202120351819U CN 214373905 U CN214373905 U CN 214373905U
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- tensile strength
- weight
- height
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a tensile strength testboard is used in test of lithium ion battery diaphragm material belongs to lithium ion battery technical field, and its characterized in that includes at least: the upper surface is a plane base; a weight protection cushion arranged on the upper surface of the base; two height-adjustable brackets arranged on the upper surface of the base; the steel clamps with the hoops are connected to the two height-adjustable brackets; the light rod with the hole and the string is connected with the two steel clamps with the clamps; and a weight. Through adopting the technical scheme, the utility model discloses compare with prior art, solution present mill that can be fine produces lithium ion battery diaphragm material in-process, measures diaphragm material tensile strength's operation complexity and measured data hysteresis quality, real-time selective examination test requirement in the fine adaptation actual mill production process. Has the advantages of reasonable structure, simple and convenient operation, rapid measurement, low measurement cost, strong practicability and the like.
Description
Technical Field
The utility model belongs to the technical field of lithium ion battery, concretely relates to tensile strength testboard is used in test of lithium ion battery diaphragm material.
Background
As is well known, battery technology has undergone the development of lead-acid batteries, nickel-cadmium batteries, nickel-hydrogen batteries, and lithium ion batteries, and battery performance has been continuously improved. Lithium ion batteries are the most efficient and specific energy secondary battery system and represent the highest level of human battery research and technology. At present, the lithium ion battery is widely applied to the fields of digital, electric appliances, energy storage, new energy and the like, and has revolutionary influence on the whole personal society. The diaphragm is used as an important component of the lithium ion battery, and the performance index of the diaphragm can directly influence the performance of the lithium ion battery, so that the diaphragm product produced by the diaphragm product is indispensable to be detected in the process of actually producing the diaphragm in a factory.
In terms of tensile strength testing of the diaphragm, the conventional laboratory testing method at present is a method for testing by using a stretching machine, the stretching machine, various sensing devices, a computer and the like are required during testing, the preparation process before testing is complex, the steps in the testing are complicated, and the result after testing needs complex data processing, so that the testing result has hysteresis. And a lot of problems result in that a lot of unqualified products are produced when the diaphragm is produced in a factory, and a lot of manpower, financial resources and resources are wasted. Even if the device has great advantages in the aspect of test precision, the device is more suitable for subsequent production finished product tests, and cannot meet the requirements of real-time spot check tests in the production process of actual factories, such as simplicity, easiness in test, high frequency and high pace.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem who exists among the well-known technique, provide a tensile strength testboard is used in test of lithium ion battery diaphragm material for solve present factory production lithium ion battery diaphragm material in-process, measure diaphragm material tensile strength's operation complexity and measured data hysteresis's problem.
The utility model aims at providing a lithium ion battery diaphragm material test is with tensile strength testboard includes at least:
a base (1) with a plane upper surface;
a weight protection cushion (2) arranged on the upper surface of the base (1);
two height-adjustable brackets (3) arranged on the upper surface of the base (1);
a steel clip (4) with a hoop, which is connected with the two height-adjustable brackets (3);
a light rod (5) with a perforation and a string, which is connected with the two steel clamps (4) with the clamps;
and a weight (6).
Preferably, band clamp steel clamp (4) include with but height-adjusting bracket (3) be connected the clamp of usefulness, with but clamp integrated into one piece's horizontal pole, the bolt hole has been seted up on clamp and height-adjusting bracket (3), but both pass through bolted connection.
Preferably, the perforated light-weight pole (5) with the string comprises a cylindrical pole body, and a through hole for the string to pass through is formed in the central shaft of the pole body.
Preferably, the weight protection cushion (2) is positioned right below the perforated string light rod (5).
Preferably, the weight (6) is suspended from the string.
The utility model has the advantages and positive effects that:
compared with the prior art, the utility model, the solution that can be fine produces lithium ion battery diaphragm material in-process at present mill, measures diaphragm material tensile strength's operation complexity and measured data hysteresis quality, real-time selective examination test requirement in the production process of fine adaptation actual mill. Has the advantages of reasonable structure, simple and convenient operation, rapid measurement, low measurement cost, strong practicability and the like. The device is simple and easy to learn, high in frequency and fast in rhythm, improves the production efficiency of a factory, reduces material waste, saves cost, and is an ideal device for testing the tensile strength of the lithium ion battery diaphragm material.
Drawings
FIG. 1 is a block diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic perspective view of the base and weight protection pad of FIG. 1;
FIG. 3 is a perspective view of the adjustable support of FIG. 1;
FIG. 4 is a schematic view of the steel clip with a band of FIG. 1;
FIG. 5 is a perspective view of the perforated string-carrying lightweight bar of FIG. 1;
in the figure, 1, a base; 2. the weight protects the cushion; 3. a height adjustable bracket; 4. a steel clip with a clamp; 5. the perforation is provided with a light rod with a string; 6. a weight; 7. and (5) a diaphragm sample to be tested.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:
as shown in fig. 1 to 5, the technical solution of the present invention is:
a test bench for testing the tensile strength of a lithium ion battery diaphragm material comprises:
a base 1 with a plane upper surface;
a weight protection cushion 2 arranged on the upper surface of the base 1;
two height-adjustable brackets 3 arranged on the upper surface of the base 1;
the steel clamps 4 with the hoops are connected to the two height-adjustable brackets 3; the steel clamp 4 with the clamp comprises the clamp connected with the height-adjustable support 3 and a cross rod integrally formed with the clamp, bolt holes are formed in the clamp and the height-adjustable support 3, and the clamp and the height-adjustable support are connected through bolts.
The light rod 5 with the perforation and the string is connected with the two steel clamps 4 with the clamps; the perforated light rod 5 with the string comprises a cylindrical rod body, and a through hole through which the string passes is formed in the central shaft of the rod body.
And a weight 6. The weight 6 is a standard component;
when the weight protection cushion is used, the weight protection cushion 2 is positioned right below the light rod 5 with the perforated string.
The weight 6 is hung on the string.
The main components of the preferred embodiment described above include: base 1, weight protection cushion 2, but height-adjusting support 3, take clamp steel clip 4, perforation area string light pole 5 and weight 6. But height-adjusting support fixes at the base 1 upper surface that is equipped with weight protection cushion, and the steel clamp 4 of taking the clamp is connected with adjustable bracket 3, and the light pole of string is taken as the accessory to the perforation, installs additional after installing the examination diaphragm material that awaits measuring well, and weight 6 is taken string light pole 5 with the perforation and is connected through the string.
The specific structure and implementation process of this embodiment are as follows:
as shown in fig. 1. The test bench for testing the tensile strength of the lithium ion battery diaphragm material comprises: base 1, weight protection cushion 2, adjustable bracket 3, the steel clip 4 of taking the clamp, perforation area string light pole 5, weight 6. The height-adjustable support 3 is fixed on the base 1 through bolts (namely, the bolts penetrate through the base from bottom to top and are connected with bolt holes on the lower end face of the height-adjustable support 3); the steel clamps 4 with the hoops are fixed at through holes on the side walls of the height-adjustable support 3 through bolts and nuts, the two steel clamps are flush in height, and the centers of the cross sections of the two steel clamps are aligned; cutting a diaphragm sample 7 to be tested into a rectangular strip shape, fixing two ends of the diaphragm sample on a steel clamp with a clamp, and screwing the clamp; placing the light thin rod according to the requirement that the gravity center of the thin rod is vertically superposed with the gravity center of the diaphragm and the direction of the light thin rod is vertical to the test material; after the device is stabilized, weights are additionally arranged on the string from small weight to large weight, and data recording is carried out. When the diaphragm is broken, the total weight of the weight and the light rod is recorded, and the maximum tensile force borne by the diaphragm can be measured, so that the tensile strength is measured.
The utility model discloses can solve present mill's production lithium ion battery diaphragm material in-process well and measure the operation complicacy and the hysteretic problem of measured data of diaphragm material tensile strength, real-time selective examination test requirement in the production process of fine adaptation actual mill. Simple and easy to learn, high frequency and fast rhythm. The production efficiency of the mill is improved, meanwhile, the material waste is reduced, the cost is saved, and the device has the positive effects of simple structure, simplicity and convenience in operation, rapidness in measurement, strong practicability and the like.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a test of lithium ion battery diaphragm material is with tensile strength testboard which characterized in that includes at least:
a base (1) with a plane upper surface;
a weight protection cushion (2) arranged on the upper surface of the base (1);
two height-adjustable brackets (3) arranged on the upper surface of the base (1);
a steel clip (4) with a hoop, which is connected with the two height-adjustable brackets (3);
a light rod (5) with a perforation and a string, which is connected with the two steel clamps (4) with the clamps;
and a weight (6).
2. The test bench for testing the tensile strength of the lithium ion battery separator material according to claim 1, wherein the steel clamp (4) with the clamp comprises a clamp connected with the height-adjustable support (3) and a cross bar integrally formed with the clamp, and bolt holes are formed in the clamp and the height-adjustable support (3) and connected with each other through bolts.
3. The test bench for testing the tensile strength of the lithium ion battery membrane material according to claim 1, wherein the perforated light-weight rod (5) with the string comprises a cylindrical rod body, and a through hole through which the string passes is formed in a central shaft of the rod body.
4. The test bench for testing the tensile strength of the lithium ion battery membrane material according to claim 1, wherein the weight protection soft cushion (2) is positioned right below the perforated light rod with the string (5).
5. The test bench for testing the tensile strength of the lithium ion battery separator material according to claim 3, wherein the weight (6) is hung on the string.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120351819.8U CN214373905U (en) | 2021-02-08 | 2021-02-08 | Tensile strength test bench for testing lithium ion battery diaphragm material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120351819.8U CN214373905U (en) | 2021-02-08 | 2021-02-08 | Tensile strength test bench for testing lithium ion battery diaphragm material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214373905U true CN214373905U (en) | 2021-10-08 |
Family
ID=77964591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120351819.8U Active CN214373905U (en) | 2021-02-08 | 2021-02-08 | Tensile strength test bench for testing lithium ion battery diaphragm material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214373905U (en) |
-
2021
- 2021-02-08 CN CN202120351819.8U patent/CN214373905U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210293195U (en) | Testing device | |
| CN110220780A (en) | Mechanical property test system and test method for square battery | |
| CN105973691B (en) | A kind of lead storage battery partition anti-puncture method for testing performance and special fixture | |
| CN205982578U (en) | Pressure detection device in battery safety test process | |
| CN214373905U (en) | Tensile strength test bench for testing lithium ion battery diaphragm material | |
| CN206096357U (en) | Rubber class material is able to bear or endure electric intensity measurement device | |
| CN208432196U (en) | A kind of battery core thickness detection apparatus | |
| CN109932246B (en) | Geosynthetic material roof pressure creep test device | |
| CN206348251U (en) | A kind of device for detecting lead accumulator with AGM dividing plates pressurization rate of liquid aspiration | |
| CN206154250U (en) | Lithium cell test platform | |
| CN206002396U (en) | A kind of simple three axle soil sample stretcher strain measurement apparatus | |
| CN217059877U (en) | Sleeve grouting material performance detection device | |
| CN209373068U (en) | Hydrogen bearing alloy electrical property open cell test device | |
| CN210376438U (en) | Based on intelligence LED analysis appearance test equipment | |
| CN216839600U (en) | Novel high strain foundation pile detector | |
| CN212379453U (en) | Low-current soft package battery testing equipment | |
| CN211179474U (en) | Lithium battery diaphragm performance testing device | |
| CN216791938U (en) | Acid absorption detection device for partition plate | |
| CN215296906U (en) | Indentation test device for insulating material | |
| CN106990036B (en) | Device and method for detecting softening degree of polar plate active material | |
| CN213600290U (en) | Battery package withstand voltage testing arrangement | |
| CN212110941U (en) | Thermal contraction membrane strength testing arrangement | |
| CN219694133U (en) | Fixing clamp for lithium battery test | |
| CN215005496U (en) | Electricity core test fixture | |
| CN209181754U (en) | A kind of total high detection tooling of cylindrical electrical core |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |