CN213812417U - Micro-cantilever beam for measuring mass change and volume change of electrode material - Google Patents
Micro-cantilever beam for measuring mass change and volume change of electrode material Download PDFInfo
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- CN213812417U CN213812417U CN202120038419.1U CN202120038419U CN213812417U CN 213812417 U CN213812417 U CN 213812417U CN 202120038419 U CN202120038419 U CN 202120038419U CN 213812417 U CN213812417 U CN 213812417U
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Abstract
The invention belongs to the technical field of electrochemical detection, and particularly relates to a micro-cantilever beam for measuring mass change and volume change of an electrode material, which comprises a matrix, a mass unit and a volume unit; the matrix is rectangular, and grooves are formed in the front side and the rear side of the matrix, so that the micro-cantilever device can be conveniently fixed; the mass unit and the volume unit are positioned on the right side of the substrate; the mass unit comprises two L-shaped connecting beams and a vertical objective table and is used for detecting the mass change of the electrode material in the charging and discharging processes; the volume unit comprises two linear connecting beams and a horizontal objective table and is used for detecting the volume change of the electrode material in the charging and discharging processes; the L-shaped connecting beam and the I-shaped connecting beam are respectively used for connecting the base body and the vertical or horizontal object stage; the vertical and horizontal stages are rectangular for loading electrode material. The micro-cantilever beam has the advantages of simple structure and high measurement precision, and can measure the mass change and the volume change of an electrode material in the charging and discharging processes.
Description
Technical Field
The invention belongs to the technical field of electrochemical detection, and particularly relates to a micro-cantilever beam for measuring mass change and volume change of an electrode material.
Background
The electrode material is the most important factor influencing the performance of the super capacitor, and is an important support of the super capacitor. At present, a micro-cantilever unit in a micro-cantilever commonly used by people is in a long strip shape, but an electrode material can not only change mass but also change volume in the charging and discharging process. The method comprises the steps of utilizing an optical sensing system to collect signals of tiny deflection changes on a micro-cantilever detection point, further calculating deflection changes of the micro-cantilever caused by electrode materials on the micro-cantilever in the charging and discharging processes by using a computer, and applying stress to the micro-cantilever due to volume changes of the electrode materials so as to interfere deflection detection results. In view of the above, it can be seen that there is a great need for a micro-cantilever beam capable of separately detecting mass change and volume change of an electrode material during charging and discharging.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the micro-cantilever for measuring the mass change and the volume change of the electrode material, which can help solve the problem that the mass change and the volume change of the electrode material in the charging and discharging process cannot be separately detected in an electrochemical experiment.
The technical scheme adopted by the invention for solving the technical problems is as follows: a micro cantilever beam for measuring mass change and volume change of an electrode material comprises a base body, a mass unit and a volume unit; the base body is rectangular, and grooves are formed in the front side and the rear side of the base body; the mass unit is positioned on the right side of the base body; the volume unit is positioned on the right side of the substrate.
As a preferred technical scheme of the invention, the mass unit comprises two L-shaped connecting beams and a vertical object stage; the L-shaped connecting beam is L-shaped, the long end of the L-shaped connecting beam is connected with the base body, and the short end of the L-shaped connecting beam is connected with the vertical objective table; the vertical object stage is rectangular.
As a preferred technical scheme of the invention, the volume unit comprises two linear connecting beams and a horizontal object stage; the first-type connecting beam is in a shape of a straight line, one end of the first-type connecting beam is connected with the base body, and the other end of the first-type connecting beam is connected with the horizontal objective table; the horizontal object stage is rectangular.
In a preferred embodiment of the present invention, the mass units and the volume units are distributed at intervals along the right side surface of the substrate.
The invention has the beneficial effects that:
1. the micro-cantilever for measuring the mass change and the volume change of the electrode material adopts a method of coexistence of two types of micro-cantilever units, namely the mass unit and the volume unit, changes the fixed design idea of the existing micro-cantilever, and has the advantages of simple principle and ingenious structure.
2. The micro-cantilever for measuring the mass change and the volume change of the electrode material is provided with the objective table, so that the load area of the electrode material can be increased, and the deflection change of the tip end of the micro-cantilever is increased.
3. According to the micro-cantilever beam for measuring the mass change and the volume change of the electrode material, the objective table is positioned on the plane vertical to the feedback beam, so that the mass change and the volume change of the electrode material in the charging and discharging processes can be detected.
Drawings
The invention is further described with reference to the following figures and embodiments.
FIG. 1 is a schematic top view of the right front perspective structure of the present invention;
FIG. 2 is a schematic top view of the present invention in a perspective view from above;
in the figure: the device comprises a base body 1, a mass unit 2, an L-shaped connecting beam 21, a vertical object stage 22, a volume unit 3, a linear connecting beam 31 and a horizontal object stage 32.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 and 2, the micro-cantilever for measuring mass change and volume change of electrode material according to the present invention comprises a substrate 1, a mass unit 2 and a volume unit 3; the base body 1 is rectangular, and grooves are formed in the front side and the rear side of the base body 1 and used for fixing the micro cantilever; the mass unit 2 is positioned on the right side of the base body 1; the volume unit 3 is located on the right side of the base body 1.
As shown in fig. 1 and fig. 2, the micro-cantilever for measuring mass change and volume change of electrode material according to the present invention includes a mass unit 2 including two L-shaped coupling beams 21 and a vertical stage 22; the L-shaped connecting beam 21 is L-shaped, the long end of the L-shaped connecting beam 21 is connected with the base body 1, the short end of the L-shaped connecting beam is connected with the vertical objective table 22, and the right edge of the L-shaped connecting beam 21 is a detection point for the photoelectric sensing system to detect the tiny deflection change of the micro cantilever; the vertical stage 22 is rectangular and is used to carry electrode material.
As shown in fig. 1 and fig. 2, the volume unit 3 of the micro-cantilever for measuring the mass change and the volume change of the electrode material according to the present invention includes two in-type connecting beams 31 and a horizontal stage 32; the first-type connecting beam 31 is in a shape of a straight line, one end of the first-type connecting beam 31 is connected with the base body 1, the other end of the first-type connecting beam 31 is connected with the horizontal objective table 32, and the right edge of the first-type connecting beam 31 is a detection point for the photoelectric sensing system to detect the tiny deflection change of the micro cantilever; the horizontal stage 32 is rectangular and is used for supporting electrode materials.
Referring to fig. 1 and 2, in the micro-cantilever for measuring mass change and volume change of an electrode material according to the present invention, there are a plurality of mass units 2 and volume units 3, and the mass units 2 and the volume units 3 are alternately distributed along the right side of the substrate 1.
The invention is mainly suitable for detecting the mass change and the volume change of the electrode material in the charging and discharging processes, and when in use, the electrode material to be measured is loaded on the vertical object stage 22 and the horizontal object stage 32.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A micro-cantilever for measuring mass change and volume change of electrode material, which is characterized in that: comprises a substrate (1), a mass unit (2) and a volume unit (3); the base body (1) is rectangular, and grooves are formed in the front side and the rear side of the base body (1); the mass unit (2) is positioned on the right side of the base body (1); the volume unit (3) is positioned on the right side of the base body (1).
2. The micro-cantilever for measuring mass change and volume change of electrode material as claimed in claim 1, wherein: the mass unit (2) comprises two L-shaped connecting beams (21) and a vertical object stage (22); the L-shaped connecting beam (21) is L-shaped, the long end of the L-shaped connecting beam (21) is connected with the base body (1), and the short end of the L-shaped connecting beam is connected with the vertical objective table (22); the vertical object stage (22) is rectangular.
3. The micro-cantilever for measuring mass change and volume change of electrode material as claimed in claim 1, wherein: the volume unit (3) comprises two linear connecting beams (31) and a horizontal object stage (32); the linear connecting beam (31) is linear, one end of the linear connecting beam (31) is connected with the base body (1), and the other end of the linear connecting beam is connected with the horizontal objective table (32); the horizontal object stage (32) is rectangular.
4. The micro-cantilever for measuring mass change and volume change of electrode material as claimed in claim 1, wherein: the mass units (2) and the volume units (3) are multiple, and the mass units (2) and the volume units (3) are distributed at intervals along the right side face of the base body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120038419.1U CN213812417U (en) | 2021-01-05 | 2021-01-05 | Micro-cantilever beam for measuring mass change and volume change of electrode material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120038419.1U CN213812417U (en) | 2021-01-05 | 2021-01-05 | Micro-cantilever beam for measuring mass change and volume change of electrode material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213812417U true CN213812417U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120038419.1U Expired - Fee Related CN213812417U (en) | 2021-01-05 | 2021-01-05 | Micro-cantilever beam for measuring mass change and volume change of electrode material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213812417U (en) |
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2021
- 2021-01-05 CN CN202120038419.1U patent/CN213812417U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 Termination date: 20220105 |