CN117031123A - Device and method for testing conductivity of battery electrode plate - Google Patents
Device and method for testing conductivity of battery electrode plate Download PDFInfo
- Publication number
- CN117031123A CN117031123A CN202310984329.5A CN202310984329A CN117031123A CN 117031123 A CN117031123 A CN 117031123A CN 202310984329 A CN202310984329 A CN 202310984329A CN 117031123 A CN117031123 A CN 117031123A
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- fixedly arranged
- fixed
- testing
- solution tank
- conductivity
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- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000004321 preservation Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention provides a device and a method for testing the conductivity of a battery electrode slice, and relates to the technical field of battery detection. The device and the method for testing the conductivity of the battery electrode plate comprise a solution tank and a fixing table, wherein a shell is fixedly arranged on one side wall of the solution tank, a heater is fixedly arranged in the shell, a square heat conduction pipe is fixedly arranged in the solution tank, the heater is connected with the square heat conduction pipe, a plurality of heat conduction heads are fixedly connected to the outer wall of the square heat conduction pipe, and a heat preservation layer is fixedly arranged on the periphery of the square heat conduction pipe. The temperature of the solution in the solution tank can be controlled by utilizing the heating and heat conduction principles through the shell, the heater, the square heat conduction pipe, the heat conduction head and the heat preservation layer, and the solution tank can be driven by utilizing the motor through the motor, the driving wheel, the belt, the driven wheel, the screw rod, the sliding seat and the transparent cover, and the driving wheel is used for driving the screw rod to rotate, so that the sliding seat drives the transparent cover to adjust up and down to realize the semi-sealing effect.
Description
Technical Field
The invention relates to the technical field of battery detection, in particular to a device and a method for testing the conductivity of a battery electrode plate.
Background
The electric field that causes the ions to move in the solution being measured is generated by two electrodes that are in direct contact with the solution. The pair of measuring electrodes must be made of a material that is resistant to chemical attack. Materials commonly used in practice include titanium and the like. The measurement electrode consisting of two electrodes is called the Kohlrausch electrode and the measurement of conductivity requires a clear understanding of both aspects. One is the conductance of the solution, the other is the geometric relationship of 1/A in the solution, and the conductance can be obtained through measurement of current and voltage. This measurement principle is applied in today's direct display gauges.
The temperature of the solution can not be regulated during the current solution conductivity test, and the solution is generally directly poured into the solution for measurement, however, the temperature of the solution is particularly important for the test of the electrode plate, so that the direct test can lead to the defect of the test precision of the electrode plate, and further, the test value is required to be carried out for multiple times, and the test is more troublesome. Therefore, a person skilled in the art provides a device and a method for testing the conductivity of a battery electrode plate, so as to solve the problems in the prior art.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a device and a method for testing the conductivity of a battery electrode slice, which can control the temperature of a solution, improve the test accuracy, simultaneously design a test area into an independent semi-sealed space, prevent the condition that the test is inaccurate due to external factors to the greatest extent, and solve the problem that the test is inaccurate due to the fact that the conventional testing device cannot well control the temperature of the solution.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the device comprises a solution tank and a fixed table, wherein a shell is fixedly arranged on one side wall of the solution tank, a heater is fixedly arranged in the shell, a square heat conduction pipe is fixedly arranged in the solution tank, the heater is connected with the square heat conduction pipe, a plurality of heat conduction heads are fixedly connected to the outer wall of the square heat conduction pipe, and a heat preservation layer is fixedly arranged on the periphery of the square heat conduction pipe;
the motor is fixedly arranged on one side of the upper end of the fixed table, the output end of the motor is fixedly connected with a driving wheel, the outer wall of the driving wheel is connected with a driven wheel through belt transmission, the inner side walls of the driving wheel and the driven wheel are fixedly sleeved with a screw rod, two outer walls of the screw rod are fixedly sleeved with sliding seats, and one side wall of each sliding seat is fixedly connected with a transparent cover.
Through above-mentioned technical scheme, can utilize heating and heat conduction principle to carry out temperature control to the solution of solution tank inside through shell, heater, square heat pipe, heat conduction head and heat preservation, can utilize motor drive through motor, action wheel, belt, follow driving pulley, lead screw, sliding seat and transparent cover, the drive wheel transmission drives the lead screw and rotates to make the sliding seat drive transparent cover and adjust from top to bottom and realize half sealed effect.
Preferably, first fixing heads are fixedly arranged at the lower ends of the two side walls of the solution tank, limit rods are fixedly arranged at the upper ends of the two first fixing heads, second fixing heads are fixedly arranged at the upper ends of the two side walls of the transparent cover, the two limit rods penetrate through the second fixing heads respectively, and limit heads are fixedly arranged at the upper ends of the two limit rods;
through above-mentioned technical scheme, can keep the transparent cover more stable when adjusting from top to bottom through first fixed head, gag lever post, second fixed head and limit head.
Preferably, a fixing seat is fixedly arranged on one side of the upper end of the transparent cover, a tester is fixedly arranged on one side wall of the fixing seat, and the lower end of the tester is electrically connected with a test head;
through the technical scheme, the conductivity can be conveniently measured through the tester and the test head.
Preferably, an embedding head is fixedly arranged on one inner side wall of the transparent cover, and a temperature sensor is embedded in one side wall of the embedding head;
through the technical scheme, the temperature condition of the test area can be conveniently detected through the temperature sensor.
Preferably, a square groove is formed in the upper end face of the solution tank, and a square bump is fixedly arranged at the lower end of the transparent cover;
through above-mentioned technical scheme, can further improve the leakproofness through square recess and square lug.
Preferably, a frame is fixedly arranged on the inner side wall of the solution tank, and a pressing plate is slidably arranged on one side wall of the frame;
through the technical scheme, the clamping position of the electrode slice can be determined through the frame and the pressing plate.
Preferably, a fixing plate is fixedly arranged in the middle of one side wall of the frame, and the upper end surface of the fixing plate is connected with a bolt in a threaded manner;
through above-mentioned technical scheme, can be convenient for carry out the centre gripping fixed to the electrode slice through fixed plate and bolt.
Preferably, a control panel is fixedly arranged on one side wall of the fixed table and is electrically connected with the motor, the tester and the temperature sensor;
through the technical scheme, data can be conveniently transmitted and controlled.
Working principle: the device and the method for testing the conductivity of the battery electrode plate are as follows:
firstly, a battery electrode plate is placed in a clamping area, a pressing plate is driven to move downwards by a manual adjusting bolt, the electrode plate is clamped between the pressing plate and a frame, then a motor is started to drive a driving wheel to rotate, the driving wheel and a driven wheel can simultaneously drive a screw rod to rotate through a transmission principle, under the action of screw sleeve, two sliding seats can drive a transparent cover to move downwards, a square lug is clamped inside a square groove during the process, the temperature condition of a testing area is detected by a temperature sensor before the test is started, whether the test is up to standard is judged, when the test is not up to standard, a heater is required to be started to heat a square heat conduction pipe, heat is conducted through a heat conduction head, the temperature of a solution is enabled to reach a proper index, the temperature sensor is used for detecting the real-time temperature during the process, and the test head is used for testing after all the test is ready.
(III) beneficial effects
The invention provides a device and a method for testing the conductivity of a battery electrode plate. The beneficial effects are as follows:
1. compared with the existing testing device, the device is additionally provided with the control mechanism, so that the temperature of the solution can be adjusted in time, and the proper solution temperature can be kept in the early stage of testing to accurately test the conductivity of the electrode plate.
2. Compared with the existing testing device, the device is additionally provided with the sealing mechanism, the testing area can be independent, and the condition that the testing is inaccurate due to external factors can be avoided.
3. Compared with the existing testing device, the device has the advantages that the overall automation degree is high, the operation is convenient, the testing is accurate, meanwhile, the convenience is realized, and the practicability is high.
Drawings
FIG. 1 is an isometric view of a device and method for testing the conductivity of a battery electrode sheet according to the present invention;
FIG. 2 is a schematic diagram of a device and a method for testing the conductivity of a battery electrode plate and a heating mechanism thereof;
FIG. 3 is a schematic view of a transparent cover structure of a device and method for testing the conductivity of a battery electrode plate according to the present invention;
FIG. 4 is a schematic diagram of a device and a method for testing the conductivity of a battery electrode plate according to the present invention;
FIG. 5 is a schematic diagram of a device and a method for testing conductivity of a battery electrode plate according to the present invention;
fig. 6 is a schematic diagram of a mounting structure of a bolt for a device and a method for testing conductivity of a battery electrode plate according to the present invention.
Wherein, 1, a solution tank; 2. a housing; 3. a first fixed head; 4. a limit rod; 5. a second fixed head; 6. a positioning head; 7. square grooves; 8. a fixed table; 9. a control panel; 10. a motor; 11. a driving wheel; 12. a belt; 13. driven wheel; 14. a screw rod; 15. a sliding seat; 16. a fixing seat; 17. a tester; 18. a transparent cover; 19. a heater; 20. a heat preservation layer; 21. square heat conducting pipe; 22. a heat conduction head; 23. square protruding blocks; 24. a fitting head; 25. a temperature sensor; 26. a test head; 27. a frame; 28. a fixing plate; 29. a pressing plate; 30. and (5) a bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
as shown in fig. 1-6, the embodiment of the invention provides a device and a method for testing the conductivity of a battery electrode slice, which comprises a solution tank 1 and a fixing table 8, wherein a shell 2 is fixedly arranged on one side wall of the solution tank 1, a heater 19 is fixedly arranged in the shell 2, a square heat-conducting pipe 21 is fixedly arranged in the solution tank 1, the heater 19 is connected with the square heat-conducting pipe 21, a plurality of heat-conducting heads 22 are fixedly connected with the outer wall of the square heat-conducting pipe 21, a heat-insulating layer 20 is fixedly arranged on the periphery of the square heat-conducting pipe 21, and the temperature of a solution in the solution tank 1 can be controlled by utilizing the heating and heat-conducting principles through the shell 2, the heater 19, the square heat-conducting pipe 21, the heat-conducting heads 22 and the heat-insulating layer 20;
the motor 10 is fixedly arranged on one side of the upper end of the fixed table 8, the output end of the motor 10 is fixedly connected with the driving wheel 11, the outer wall of the driving wheel 11 is connected with the driven wheel 13 through the transmission of the belt 12, the inner side walls of the driving wheel 11 and the driven wheel 13 are fixedly sleeved with the screw rods 14, the outer walls of the two screw rods 14 are fixedly sleeved with the sliding seats 15 through threads, one side wall of each sliding seat 15 is fixedly connected with the transparent cover 18, the motor 10, the driving wheel 11, the belt 12, the driven wheel 13, the screw rods 14, the sliding seats 15 and the transparent cover 18 can be driven by the motor 10, the transmission wheel is used for driving the screw rods 14 to rotate, and therefore the sliding seats 15 drive the transparent cover 18 to adjust up and down to achieve a semi-sealing effect.
The first fixing heads 3 are fixedly arranged at the lower ends of the two side walls of the solution tank 1, the limit rods 4 are fixedly arranged at the upper ends of the two first fixing heads 3, the second fixing heads 5 are fixedly arranged at the upper ends of the two side walls of the transparent cover 18, the limit rods 4 respectively penetrate through the second fixing heads 5, the limit heads 6 are fixedly arranged at the upper ends of the two limit rods 4, the transparent cover 18 can be kept more stable during up-down adjustment through the first fixing heads 3, the limit rods 4, the second fixing heads 5 and the limit heads 6, the fixing seat 16 is fixedly arranged at one side of the upper end of the transparent cover 18, the tester 17 is fixedly arranged at one side wall of the fixing seat 16, the test head 26 is electrically connected at the lower end of the tester 17, the conductivity can be conveniently measured through the tester 17 and the test head 26, the embedded head 24 is fixedly arranged at one inner side wall of the transparent cover 18, the embedded head 24 is embedded with the temperature sensor 25, the temperature condition of the test area can be conveniently detected through the temperature sensor 25, square grooves 7 are formed in the upper end face of the solution tank 1, square bumps 23 are fixedly arranged at the lower end of the transparent cover 18, tightness can be further improved through the square grooves 7 and the square bumps 23, a frame 27 is fixedly arranged on the inner side wall of the solution tank 1, a pressing plate 29 is slidably arranged on one side wall of the frame 27, the clamping position of an electrode plate can be determined through the frame 27 and the pressing plate 29, a fixing plate 28 is fixedly arranged in the middle of one side wall of the frame 27, bolts 30 are connected to the upper end face of the fixing plate 28 in a threaded manner, the electrode plate can be conveniently clamped and fixed through the fixing plate 28 and the bolts 30, and a control panel 9 is fixedly arranged on one side wall of the fixing table 8 and is electrically connected with the motor 10, the tester 17 and the temperature sensor 25, and data can be conveniently transmitted and controlled.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The device and the method for testing the conductivity of the battery electrode plate comprise a solution tank (1) and a fixed table (8), and are characterized in that: a shell (2) is fixedly arranged on one side wall of the solution tank (1), a heater (19) is fixedly arranged in the shell (2), a square heat conduction pipe (21) is fixedly arranged in the solution tank (1), the heater (19) is connected with the square heat conduction pipe (21), a plurality of heat conduction heads (22) are fixedly connected to the outer wall of the square heat conduction pipe (21), and a heat preservation layer (20) is fixedly arranged on the periphery of the square heat conduction pipe (21);
the utility model discloses a motor, including fixed platform (8), motor (10) are fixed to fixed upper end one side, the output fixedly connected with action wheel (11) of motor (10), action wheel (11) outer wall is connected with from driving wheel (13) through belt (12) transmission, action wheel (11) and from driving wheel (13) inside wall all fixed cover be equipped with lead screw (14), two lead screw (14) outer wall all thread bush is equipped with sliding seat (15), two sliding seat (15) a side wall is fixedly connected with transparent cover (18) jointly.
2. The device and method for testing the conductivity of the battery electrode slice according to claim 1, wherein the device and method are characterized in that: the utility model discloses a solution tank, including solution tank (1), solution tank, spacing cover, first fixed head (3) are all fixed to be provided with by the lower extreme to both sides wall, two first fixed head (3) are all fixed to be provided with by first fixed head (4) upper end, transparent cover (18) both sides wall is all fixed to be provided with second fixed head (5) by the upper end, two spacing rod (4) run through second fixed head (5) respectively, two spacing rod (4) upper end is all fixed and is provided with spacing head (6).
3. The device and method for testing the conductivity of the battery electrode slice according to claim 1, wherein the device and method are characterized in that: the utility model discloses a test device, including transparent cover (18), fixing base (16) are fixed to one side of transparent cover (18) upper end, fixing base (16) lateral wall is fixed to be provided with tester (17), tester (17) lower extreme electric connection has test head (26).
4. The device and method for testing the conductivity of the battery electrode slice according to claim 1, wherein the device and method are characterized in that: an embedding head (24) is fixedly arranged on one inner side wall of the transparent cover (18), and a temperature sensor (25) is embedded on one side wall of the embedding head (24).
5. The device and method for testing the conductivity of the battery electrode slice according to claim 1, wherein the device and method are characterized in that: square grooves (7) are formed in the upper end face of the solution tank (1), and square bumps (23) are fixedly arranged at the lower end of the transparent cover (18).
6. The device and method for testing the conductivity of the battery electrode slice according to claim 1, wherein the device and method are characterized in that: the inner side wall of the solution tank (1) is fixedly provided with a frame (27), and a pressing plate (29) is arranged on one side wall of the frame (27) in a sliding manner.
7. The device and method for testing the conductivity of the battery electrode slice according to claim 6, wherein: a fixing plate (28) is fixedly arranged in the middle of one side wall of the frame (27), and a bolt (30) is connected with the upper end face of the fixing plate (28) in a threaded mode.
8. The device and method for testing the conductivity of the battery electrode slice according to claim 1, wherein the device and method are characterized in that: a control panel (9) is fixedly arranged on one side wall of the fixed table (8) and is electrically connected with the motor (10), the tester (17) and the temperature sensor (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310984329.5A CN117031123A (en) | 2023-08-07 | 2023-08-07 | Device and method for testing conductivity of battery electrode plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310984329.5A CN117031123A (en) | 2023-08-07 | 2023-08-07 | Device and method for testing conductivity of battery electrode plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117031123A true CN117031123A (en) | 2023-11-10 |
Family
ID=88644095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310984329.5A Withdrawn CN117031123A (en) | 2023-08-07 | 2023-08-07 | Device and method for testing conductivity of battery electrode plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117031123A (en) |
-
2023
- 2023-08-07 CN CN202310984329.5A patent/CN117031123A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20231110 |