CN110726945A - Power lithium battery cycle life detection device - Google Patents
Power lithium battery cycle life detection device Download PDFInfo
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- CN110726945A CN110726945A CN201911026605.7A CN201911026605A CN110726945A CN 110726945 A CN110726945 A CN 110726945A CN 201911026605 A CN201911026605 A CN 201911026605A CN 110726945 A CN110726945 A CN 110726945A
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- detection device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/3644—Constructional arrangements
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Abstract
The invention discloses a cycle life detection device of a power lithium battery, and relates to a detection device which comprises a horizontal bottom plate, wherein the left side of the horizontal bottom plate is fixedly connected with a support upright post, the right side of the support upright post is fixedly connected with a first horizontal plate, a second horizontal plate and a third horizontal plate from bottom to top in sequence, a motor is fixedly connected above the horizontal bottom plate, the output end of the motor is fixedly connected with a driving bevel gear, the left side above the first horizontal plate is rotatably connected with a first longitudinal shaft, the bottom of the first longitudinal shaft is fixedly connected with a driven bevel gear meshed with the driving bevel gear, the outer side of the first longitudinal shaft is fixedly connected with a first rotating plate, and a first battery is placed on the first rotating plate. The lithium battery pack with the data acquisition function is simple in structure and convenient to use, different working conditions can be achieved through different contact states of the battery and a load in the using process, the theoretical service life of the lithium battery can be obtained according to different experimental working conditions, three groups of data can be obtained simultaneously, and the lithium battery pack with the data acquisition function is convenient and quick and is worthy of popularization.
Description
Technical Field
The invention relates to a detection device, in particular to a cycle life detection device for a power lithium battery.
Background
Lithium ion power batteries partially replace conventional batteries in mobile phones, portable computers, video cameras, still cameras, etc. The high-capacity lithium ion battery has been tried in electric vehicles, will become one of the main power sources of electric vehicles in the 21 st century, and has been applied to artificial satellites, aerospace and energy storage.
The power battery using lithium manganate, lithium iron phosphate and the like as the anode materials is classified as a lithium ion power battery, has advantages, and is a development trend of a new generation of lithium ion power batteries.
The lithium ion power battery has superior performance, is widely applied in various industries, the service life of the lithium ion battery under various working conditions needs to be fully known in the application process, the existing equipment can only carry out detection through a group of simulation experiments, and the efficiency is lower. Therefore, the technical personnel in the field propose a cycle life detection device of a power lithium battery to solve the problems proposed in the background.
Disclosure of Invention
The invention aims to provide a device for detecting the cycle life of a power lithium battery, which is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a cycle life detection device of a power lithium battery comprises a horizontal bottom plate, wherein a supporting upright post is fixedly connected to the left side of the horizontal bottom plate, a first horizontal plate, a second horizontal plate and a third horizontal plate are sequentially and fixedly connected to the right side of the supporting upright post from bottom to top, a motor is fixedly connected to the upper side of the horizontal bottom plate, a driving bevel gear is fixedly connected to the output end of the motor, a first longitudinal shaft is rotatably connected to the left side of the upper side of the first horizontal plate, a driven bevel gear meshed with the driving bevel gear is fixedly connected to the bottom of the first longitudinal shaft, a first rotating plate is fixedly connected to the outer side of the first longitudinal shaft, and a first battery is placed on; the top of the first longitudinal shaft is fixedly connected with an active drive plate, a second horizontal plate is rotatably connected with a second longitudinal shaft, the bottom of the second longitudinal shaft is fixedly connected with a grooved wheel, the grooved wheel is matched with the active drive plate, the top of the second longitudinal shaft is fixedly connected with a second rotating plate, and a second battery is placed at the top of the second rotating plate; the top of the third horizontal plate is rotatably connected with a third rotating plate through a third longitudinal shaft, and a third battery is placed above the third rotating plate; and loads are fixedly connected above the first horizontal plate, the second horizontal plate and the third horizontal plate, and the loads are respectively and electrically connected with the first battery, the second battery or the third battery through contact electrodes.
As a further scheme of the invention: the motor is electrically connected with the power supply through the switch.
As a still further scheme of the invention: the load is a light bulb or a resistor.
As a still further scheme of the invention: the contact electrode is made of a copper sheet and is fixed through a fixing support.
As a still further scheme of the invention: the motor is an alternating current motor.
As a still further scheme of the invention: the number of the grooved wheels is 3-5.
As a still further scheme of the invention: the number of the grooved wheels is 4.
Compared with the prior art, the invention has the beneficial effects that: the lithium battery pack with the data acquisition function is simple in structure and convenient to use, different working conditions can be achieved through different contact states of the battery and a load in the using process, the theoretical service life of the lithium battery can be obtained according to different experimental working conditions, three groups of data can be obtained simultaneously, and the lithium battery pack with the data acquisition function is convenient and quick and is worthy of popularization.
Drawings
FIG. 1 is a schematic structural diagram of a cycle life detection device for a power lithium battery;
FIG. 2 is a schematic diagram of a matching structure of an active driving plate and a grooved wheel in the power lithium battery cycle life detection device;
FIG. 3 is a layout diagram of batteries in the cycle life detection device of the power lithium battery;
in the figure: 1-horizontal bottom plate, 2-supporting upright post, 3-first horizontal plate, 4-second horizontal plate, 5-third horizontal plate, 6-motor, 7-driving bevel gear, 8-first longitudinal shaft, 9-driven bevel gear, 10-first rotating plate, 11-first battery, 12-driving dial, 13-second longitudinal shaft, 14-grooved wheel, 15-second rotating plate, 16-second battery, 17-third longitudinal shaft, 18-third rotating plate, 19-third battery, 20-load, 21-contact electrode, 22-fixed support.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
The first embodiment is as follows: referring to fig. 1-3, a cycle life detection device for a power lithium battery comprises a horizontal base plate 1, wherein a support upright post 2 is fixedly connected to the left side of the horizontal base plate 1, and a first horizontal plate 3, a second horizontal plate 4 and a third horizontal plate 5 are fixedly connected to the right side of the support upright post 2 from bottom to top;
when in use, a first battery 11, a second battery 16 and a third battery 19 are sequentially arranged on the first rotating plate 10, the second rotating plate 15 and the third rotating plate 18;
a motor 6 is fixedly connected above the horizontal bottom plate 1, the output end of the motor 6 is fixedly connected with a driving bevel gear 7, the left side above the first horizontal plate 3 is rotatably connected with a first longitudinal shaft 8, the bottom of the first longitudinal shaft 8 is fixedly connected with a driven bevel gear 9 meshed with the driving bevel gear 7, the outer side of the first longitudinal shaft 8 is fixedly connected with a first rotating plate 10, and a first battery 11 is placed on the first rotating plate 10;
starting the motor 6, driving the driven bevel gear 9 to rotate by the motor 6 through the driving bevel gear 7, and then driving the first rotating plate 10 to rotate through the first longitudinal shaft 8, wherein the first battery 11 above the first rotating plate 10 is in periodic contact with the right load 20 to realize discharging, so that the service life of the first battery 11 under the working condition is measured;
the top of the first longitudinal shaft 8 is fixedly connected with an active driving plate 12, the second horizontal plate 4 is rotatably connected with a second longitudinal shaft 13, the bottom of the second longitudinal shaft 13 is fixedly connected with a grooved wheel 14, the grooved wheel 14 is matched with the active driving plate 12, the top of the second longitudinal shaft 13 is fixedly connected with a second rotating plate 15, and a second battery 16 is placed at the top of the second rotating plate 15;
the driving dial 12 drives the grooved pulley 14 to periodically rotate, so as to drive the second battery 16 to periodically contact the load 20, and the service life under the working condition is obtained;
the top of the third horizontal plate 5 is rotatably connected with a third rotating plate 18 through a third longitudinal shaft 17, and a third battery 19 is arranged above the third rotating plate 18; loads 20 are fixedly connected above the first horizontal plate 3, the second horizontal plate 4 and the third horizontal plate 5, and the loads 20 are electrically connected with the first battery 11, the second battery 16 or the third battery 19 through contact electrodes 21;
the third battery 19 in top is circular telegram with load 20 all the time, obtains the life under this operating mode, and the battery under every kind operating mode sets up the multiunit in addition and can realize measuring multiunit data simultaneously, measures more accurately.
The motor 6 is electrically connected with a power supply through a switch.
The load 20 is a light bulb or a resistor.
The motor 6 is an alternating current motor.
The number of the grooved wheels 14 is 3-5.
The number of the grooved wheels 14 is 4.
Example two: this embodiment is a further improvement of the previous embodiment: the contact electrode 21 is made of a copper sheet, and the contact electrode 21 is fixed by a fixing bracket 22. The copper sheet has better elasticity, can ensure to contact with the battery at the corresponding position, and realizes the discharge work.
The working principle of the invention is as follows: when the device is used, the first battery 11, the second battery 16 and the third battery 19 are sequentially placed on the first rotating plate 10, the second rotating plate 15 and the third rotating plate 18, then the motor 6 can be started, the motor 6 drives the driven bevel gear 9 to rotate through the driving bevel gear 7, then the first rotating plate 10 is driven to rotate through the first longitudinal shaft 8, the first battery 11 above the first rotating plate 10 can be periodically contacted with the right-side load 20 to realize discharging, so that the service life of the first battery 11 under the working condition is measured, meanwhile, the driving dial plate 12 drives the grooved wheel 14 to periodically rotate, so that the second battery 16 is driven to periodically contact with the load 20 to obtain the service life under the working condition, the third battery 19 at the top is always electrified with the load 20 to obtain the service life under the working condition, in addition, the arrangement of multiple groups of batteries under each working condition can realize simultaneous measurement of multiple groups of data, and the measurement is more accurate.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A cycle life detection device of a power lithium battery comprises a horizontal bottom plate (1), wherein the left side of the horizontal bottom plate (1) is fixedly connected with a support upright post (2), the right side of the support upright post (2) is fixedly connected with a first horizontal plate (3), a second horizontal plate (4) and a third horizontal plate (5) from bottom to top in sequence, the cycle life detection device is characterized in that a motor (6) is fixedly connected above the horizontal bottom plate (1), a driving bevel gear (7) is fixedly connected with the output end of the motor (6), the left side above the first horizontal plate (3) is rotatably connected with a first longitudinal shaft (8), the bottom of the first longitudinal shaft (8) is fixedly connected with a driven bevel gear (9) meshed with the driving bevel gear (7), a first rotating plate (10) is fixedly connected to the outer side of the first longitudinal shaft (8), a first battery (11) is placed on the first rotating plate (10), a driving drive plate (12) is fixedly connected to the top, a second longitudinal shaft (13) is rotatably connected to the second horizontal plate (4), a grooved pulley (14) is fixedly connected to the bottom of the second longitudinal shaft (13), the grooved pulley (14) is matched with the driving dial (12), a second rotating plate (15) is fixedly connected to the top of the second longitudinal shaft (13), and a second battery (16) is placed at the top of the second rotating plate (15); the top of the third horizontal plate (5) is rotatably connected with a third rotating plate (18) through a third longitudinal shaft (17), and a third battery (19) is placed above the third rotating plate (18); the battery pack is characterized in that loads (20) are fixedly connected to the upper portions of the first horizontal plate (3), the second horizontal plate (4) and the third horizontal plate (5), and the loads (20) are electrically connected with the first battery (11), the second battery (16) or the third battery (19) through contact electrodes (21).
2. The power lithium battery cycle life detection device of claim 1, characterized in that the motor (6) is electrically connected with a power supply through a switch.
3. The power lithium battery cycle life detection device of claim 1, wherein the load (20) is a light bulb or a resistor.
4. The cycle life detection device of the power lithium battery as claimed in claim 1, wherein the contact electrode (21) is made of a copper sheet, and the contact electrode (21) is fixed by a fixing bracket (22).
5. The power lithium battery cycle life detection device of any one of claims 1-4, characterized in that the motor (6) is an alternating current motor.
6. The power lithium battery cycle life detection device of claim 5, characterized in that the number of sheaves (14) is 3-5.
7. The power lithium battery cycle life detection device of claim 6, characterized in that the number of grooved wheels (14) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911026605.7A CN110726945A (en) | 2019-10-26 | 2019-10-26 | Power lithium battery cycle life detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911026605.7A CN110726945A (en) | 2019-10-26 | 2019-10-26 | Power lithium battery cycle life detection device |
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| Publication Number | Publication Date |
|---|---|
| CN110726945A true CN110726945A (en) | 2020-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201911026605.7A Withdrawn CN110726945A (en) | 2019-10-26 | 2019-10-26 | Power lithium battery cycle life detection device |
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| CN (1) | CN110726945A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147529A (en) * | 2020-10-30 | 2020-12-29 | 南京生陈琦商贸有限公司 | Battery circulation detection device for preventing overheating damage detection electrode |
-
2019
- 2019-10-26 CN CN201911026605.7A patent/CN110726945A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147529A (en) * | 2020-10-30 | 2020-12-29 | 南京生陈琦商贸有限公司 | Battery circulation detection device for preventing overheating damage detection electrode |
| CN112147529B (en) * | 2020-10-30 | 2021-08-20 | 山东高质新能源检测有限公司 | Battery circulation detection device for preventing overheating damage detection electrode |
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Application publication date: 20200124 |
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