CN112505461A - Ambient temperature simulation mechanism for battery research and development test system - Google Patents
Ambient temperature simulation mechanism for battery research and development test system Download PDFInfo
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- CN112505461A CN112505461A CN202011448096.XA CN202011448096A CN112505461A CN 112505461 A CN112505461 A CN 112505461A CN 202011448096 A CN202011448096 A CN 202011448096A CN 112505461 A CN112505461 A CN 112505461A
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- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 238000004088 simulation Methods 0.000 title claims abstract description 28
- 238000012827 research and development Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 230000007613 environmental effect Effects 0.000 claims abstract description 21
- 238000005192 partition Methods 0.000 claims abstract description 21
- 238000011981 development test Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000011161 development Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 16
- 238000003491 array Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- G01R31/003—Environmental or reliability tests
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- 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
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- 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
-
- 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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Abstract
The invention provides an environment temperature simulation mechanism for a battery research and development test system. The environmental temperature simulation mechanism for the battery research and development test system comprises: the box, first connecting hole, second connecting hole, third connecting hole and mounting groove have been seted up on the box respectively. The environment temperature simulation mechanism for the battery research and development test system provided by the invention has the advantages that at least four groups of partition plates are arranged between the first sealing plate and the second sealing plate, three groups of installation cavities are formed among the four groups of partition plates, a group of supporting platform is correspondingly arranged in each installation cavity, at least three groups of batteries are conveniently and simultaneously tested, at least three groups of battery arrays are distributed in the box body and respectively correspond to the output ends of the temperature control device, the humidity control device and the air pressure generation device, the batteries can be conveniently tested in different environments, the interior of the box body can simultaneously simulate various different test environments, and the temperature test, the humidity test and the pressure test of the batteries can be simultaneously compatible.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to an environment temperature simulation mechanism for a battery research and development test system.
Background
The new energy automobile adopts electric drive, the support of the electric drive lies in the research and development and the test of the battery, and the environmental test of the battery is particularly important in the research and development and the test process of the battery.
In the use process of the new energy automobile, the battery not only needs to meet the power requirement, but also needs to keep the stability of the battery in different environments, and the test of the environmental temperature is particularly important for the battery of the new energy automobile, so that the environmental temperature simulation equipment for the battery of the new energy automobile needs to be developed, and the test of the battery in different environments is facilitated.
Therefore, it is necessary to provide an environmental temperature simulation mechanism for a battery development test system to solve the above technical problems.
Disclosure of Invention
The invention provides an environment temperature simulation mechanism for a battery research and development test system, which solves the problem that a battery for a new energy automobile is inconvenient to test in different environments.
In order to solve the above technical problem, the environmental temperature simulation mechanism for a battery research and development test system provided by the present invention comprises: the box body is provided with a first connecting hole, a second connecting hole, a third connecting hole and a mounting groove respectively; the bottom of the adjusting motor is fixed at the top of the box body, and the output end of the adjusting motor is fixedly connected with a linkage shaft; the inner surface of the first sealing plate is fixed on the surface of the linkage shaft, the outer surface of the linkage shaft is fixedly connected with a second sealing plate, and at least four groups of partition plates are fixedly connected between the first sealing plate and the second sealing plate; the outer surface of the supporting platform is fixed between the two groups of partition plates, and the top of the supporting platform is provided with a telescopic groove and a containing groove; the bottom of the supporting sliding shaft is fixed to the bottom of the inner wall of the telescopic groove, a buffer spring is sleeved on the outer surface of the supporting sliding shaft, a limiting baffle is fixedly connected to the top end of the supporting sliding shaft, and a protective frame is connected to the surface of the supporting sliding shaft in a sliding mode; one side of the temperature control device is fixed on the outer surface of the box body; one side of the humidity control device is fixed on the outer surface of the box body; one side of the air pressure generating device is fixed on the outer surface of the box body; the box door, the chamber door set up in on the box, one side fixedly connected with conflict rubber of chamber door, the inside fixedly connected with contact connecting piece of mounting groove.
Preferably, the first connecting hole, the second connecting hole and the third connecting hole are all located on the same plane and are distributed on the box body in an array mode, and the first connecting hole, the second connecting hole and the third connecting hole are all communicated with the inside of the box body.
Preferably, the lower end of the linkage shaft penetrates through the box body and extends into the box body, and the lower end of the linkage shaft is rotatably connected with the bottom of the inner wall of the box body.
Preferably, the surface of the second sealing plate and the surface of the first sealing plate are distributed in parallel, one side of each partition plate is fixedly connected with the surface of the linkage shaft, and the four groups of partition plates are distributed on the outer surface of the linkage shaft in an array mode.
Preferably, the supporting platforms are at least provided with three groups, and the structures of the supporting platforms in each group are the same.
Preferably, the storage groove is located below the telescopic groove, and the inside of the telescopic groove is communicated with the inside of the storage groove.
Preferably, the surface of the buffer spring is matched with the inner surface of the contraction groove, and the upper surface of the limit baffle is on the same plane with the upper surface of the support platform.
Preferably, the temperature control device, the humidity control device and the air pressure generating device are distributed on the outer surface of the box body in an array mode, and the output end of the temperature control device is communicated with the inside of the box body through the first connecting hole.
Preferably, the output end of the humidity control device is communicated with the inside of the box body through the second connecting hole, and the output end of the air pressure generating device is communicated with the inside of the box body through the third connecting hole.
Preferably, the surface of the contact connecting piece is abutted against the surface of the abutting rubber, and the contact connecting piece is connected in series with the control end of the adjusting motor.
Compared with the related art, the environment temperature simulation mechanism for the battery research and development test system provided by the invention has the following beneficial effects:
(1) the invention provides an environmental temperature simulation mechanism for a battery research and development test system, at least four groups of clapboards are arranged between a first sealing plate and a second sealing plate, a structure of three groups of mounting cavities is formed between the four groups of clapboards, a structure of one group of supporting tables is correspondingly arranged in each mounting cavity, at least three groups of batteries are conveniently and simultaneously tested, at least three groups of battery arrays are distributed in a box body and respectively correspond to the output ends of a temperature control device, a humidity control device and an air pressure generating device, the testing of the batteries in different environments is facilitated, the interior of the box body can simultaneously simulate various different testing environments, and the environmental temperature testing, the humidity testing and the pressure testing of the batteries can be simultaneously compatible;
(2) the adjusting motor conveniently drives the supporting table to rotate and adjust through the universal driving shaft, so that the battery is conveniently driven to rotate and adjust, the testing space of the battery is conveniently adjusted, meanwhile, the battery is conveniently replaced and maintained through a rotating structure, the protection frame capable of being adjusted in a telescopic mode on the supporting table plays a role in protecting the battery, the phenomenon that the battery slides when the supporting table rotates is avoided, the stability of the battery during installation and testing is improved, and meanwhile, the protection frame capable of stretching and retracting facilitates the installation and the disassembly of the battery.
Drawings
FIG. 1 is a schematic structural diagram of an environmental temperature simulation mechanism for a battery research and development test system according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of part aA of FIG. 1;
FIG. 3 is a schematic view of a portion of the support table of FIG. 1;
fig. 4 is an enlarged schematic view of the aB portion shown in fig. 3.
Reference numbers in the figures: a1, a box body, a11, a first connecting hole, a12, a second connecting hole, a13, a third connecting hole, a14, a mounting groove, a2, an adjusting motor, a21, a linkage shaft, a3, a first sealing plate, a31, a second sealing plate, a32, a clapboard, a4, a supporting platform, a41, a telescopic groove, a42, a containing groove, a5, a supporting sliding shaft, a51, a buffer spring, a52, a limit baffle, a53, a protective frame, a6, a temperature control device, a7, a humidity control device, a8, an air pressure generating device, a9, a door, a91, rubber, a92 and a contact connecting piece.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of an environmental temperature simulation mechanism for a battery development test system according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of part aA of FIG. 1; FIG. 3 is a schematic view of a portion of the support table of FIG. 1; fig. 4 is an enlarged schematic view of the aB portion shown in fig. 3. An ambient temperature simulation mechanism for a battery development test system comprising: the refrigerator comprises a refrigerator body a1, wherein a first connecting hole a11, a second connecting hole a12, a third connecting hole a13 and a mounting groove a14 are respectively formed in the refrigerator body a 1; the bottom of the adjusting motor a2 is fixed to the top of the box body a1, and the output end of the adjusting motor a2 is fixedly connected with a linkage shaft a 21; a first sealing plate a3, wherein the inner surface of the first sealing plate a3 is fixed on the surface of the linkage shaft a21, the outer surface of the linkage shaft a21 is fixedly connected with a second sealing plate a31, and at least four groups of partition plates a32 are fixedly connected between the first sealing plate a3 and the second sealing plate a 31; the outer surface of the support platform a4 is fixed between two groups of partition boards a32, and the top of the support platform a4 is provided with a telescopic groove a41 and a storage groove a 42; the bottom of the supporting sliding shaft a5 is fixed to the bottom of the inner wall of the telescopic groove a41, a buffer spring a51 is sleeved on the outer surface of the supporting sliding shaft a5, a limit baffle a52 is fixedly connected to the top end of the supporting sliding shaft a5, and a protection frame a53 is slidably connected to the surface of the supporting sliding shaft a 5; a temperature control device a6, wherein one side of the temperature control device a6 is fixed on the outer surface of the box body a 1; a humidity control device a7, one side of the humidity control device a7 is fixed on the outer surface of the box body a 1; an air pressure generating device a8, wherein one side of the air pressure generating device a8 is fixed on the outer surface of the box body a 1; the refrigerator door a9 is characterized in that the refrigerator door a9 is arranged on the refrigerator body a1, one side of the refrigerator door a9 is fixedly connected with a collision rubber a91, and the inside of the mounting groove a91 is fixedly connected with a contact connecting piece a 92.
At least four groups of partition plates a32 are arranged between the first sealing plate a3 and the second sealing plate a31, three groups of installation cavities are formed between the four groups of partition plates a32, a group of supporting table a4 is correspondingly arranged in each installation cavity, at least three groups of batteries can be conveniently and simultaneously tested, at least three groups of battery arrays are distributed in the box body a1 and respectively correspond to the output ends of the temperature control device a6, the humidity control device a7 and the air pressure generation device a8, testing of the batteries in different environments is facilitated, a plurality of different testing environments can be simultaneously simulated in the box body a1, and temperature testing, humidity testing and pressure testing of the batteries can be simultaneously compatible;
the adjusting motor a2 conveniently drives the supporting table a4 to rotate and adjust through the linkage shaft a21, so that the battery is conveniently driven to rotate and adjust, the testing space of the battery is conveniently adjusted, meanwhile, the battery is conveniently replaced and maintained through a rotating structure, the protection frame a53 which can be adjusted in a telescopic mode on the supporting table a4 plays a role in protecting the battery, the phenomenon that the battery slides when the supporting table a4 rotates is avoided, the stability of the battery during installation and testing is improved, and meanwhile, the protection frame a53 which can be adjusted in a telescopic mode facilitates the installation and the disassembly of the battery;
a contact connection structure is arranged between the door a9 and the box body a1, when the door a9 is opened, the contact connector a92 controls the control end of the adjusting motor a2 to be disconnected, so that the adjusting motor a2 cannot be started, when the door a9 is closed, the contact connector a92 collides with the surface of the rubber a91, the contact connector a92 controls the control end of the adjusting motor a2 to form a passage, the adjusting motor a2 can be started and operated normally, the stability of equipment operation is guaranteed, the leakage of the internal environment caused by the starting of the adjusting motor a2 when the door a9 is opened is avoided, and the safety of the equipment operation is guaranteed.
When the door a9 needs to be opened to mount or dismount a battery on one support platform a4, the adjusting motor a2 should be started preferentially, the adjusting motor a2 drives the linkage shaft a21 to rotate, the linkage shaft a21 drives the support platform a4 to rotate synchronously, when the support platform a4 rotates to the position of the door a9, the adjusting motor a2 is closed, the door a9 needs to be opened, when the other support platform a4 needs to be mounted or dismounted, the door a9 is closed in a limited manner, after the other support platform a4 is adjusted to the opening position of the door a9 through the adjusting motor a2, the adjusting motor a2 is closed, and the door a9 needs to be started.
The surface of the first sealing plate a3 and the inner surface of the box body a1 are butted and connected in a sliding way to form a movable sealing structure;
the surface of the second sealing plate a31 and the inner surface of the box body a1 are butted and connected in a sliding way to form a movable sealing structure;
the outer surface of the partition plate a32 is in interference and sliding connection with the inner surface of the box body a1 to form a movable sealing structure, and a group of mounting cavities are formed between two adjacent groups of partition plates a32, the first sealing plate a3 and the second sealing plate a 31;
when the mounting structure is used, at least three groups of mounting cavities are arranged, and the insides of the mounting cavities of each group are respectively communicated with the first connecting hole a11, the second connecting hole a12 and the third connecting hole a13, and the insides of the mounting cavities of each group are not mutually influenced.
The partition plate a32 and the sealing plate are both made of heat insulation materials, and influence inside each installation cavity is reduced.
The first connection hole a11, the second connection hole a12 and the third connection hole a13 are all located on the same plane and are distributed on the box body a1 in an array, and the first connection hole a11, the second connection hole a12 and the third connection hole a13 are all communicated with the inside of the box body a 1.
The lower end of the linkage shaft a21 penetrates through the box body a1 and extends to the interior of the box body a1, and the lower end of the linkage shaft a21 is rotatably connected with the bottom of the inner wall of the box body a 1.
The surface of the second sealing plate a31 is parallel to the surface of the first sealing plate a3, one side of the partition plate a32 is fixedly connected with the surface of the linkage shaft a21, and four groups of partition plates a32 are distributed on the outer surface of the linkage shaft a21 in an array manner.
At least three groups of supporting tables a4 are arranged, and the structures of the supporting tables a4 in each group are the same.
The storage groove a42 is located below the expansion groove a41, and the inside of the expansion groove a41 and the inside of the storage groove a42 communicate with each other.
The surface of the buffer spring a51 is matched with the inner surface of the contraction groove a42, and the upper surface of the limit baffle a52 is on the same plane with the upper surface of the support platform a 4.
The temperature control device a6, the humidity control device a7 and the air pressure generation device a8 are distributed on the outer surface of the box body a1 in an array mode, and the output end of the temperature control device a6 is communicated with the interior of the box body a1 through the first connecting hole 11.
The output end of the temperature control device a6 is communicated with the inside of the first connecting hole a11, the temperature inside the installation cavity connected with the first connecting hole a11 is controlled through the temperature control device a6, the temperature of the actual use environment of the battery is simulated through controlling the temperature, so that the test of the environmental temperature of the battery is facilitated;
the output end of the humidity control device a7 is communicated with the inside of the second connecting hole a12, the humidity inside the installation cavity connected with the second connecting hole a12 is controlled through the humidity control device a7, and the use state of the battery in different humidity environments is conveniently simulated through the humidity control, so that the test of the environmental humidity of the battery is conveniently carried out;
the output end of the air pressure generating device a8 is communicated with the inside of the third connecting hole a13, the pressure control device a8 controls the pressure inside the installation cavity connected with the third connecting hole a13, and the use state of the battery under different air pressure or air pressure states can be conveniently simulated through the control of the pressure, so that the test of the environmental pressure of the battery can be conveniently carried out;
the battery test is performed through different environment simulation devices, so that the accuracy of the battery test and the adaptability of the environment are improved, and the safety of the battery research and development test is improved.
The output end of the humidity control device a7 is communicated with the inside of the box body a1 through the second connecting hole a12, and the output end of the air pressure generating device a8 is communicated with the inside of the box body a1 through the third connecting hole a 13.
The surface of the contact connector a92 interferes with the surface of the interference rubber a91, and the contact connector a92 is connected in series to the control end of the adjustment motor a 2.
The working principle of the environment temperature simulation mechanism for the battery research and development test system provided by the invention is as follows:
when the device is used, the adjusting motor a2 is started preferentially, the adjusting motor a2 drives the linkage shaft a21 to rotate, the linkage shaft a21 drives the supporting table a4 to synchronously rotate, and when the supporting table a4 rotates to the position of the box door a9, the adjusting motor a2 is closed, and the box door a9 is opened;
the protection frame a53 is pressed downwards, the protection frame a53 is contracted into the telescopic groove a41, the battery supported above the limit baffle a52 by the protection frame a53 does not have any protection effect, the battery can be pushed into the position above the limit baffle a52 at the moment, when the battery moves to the inner side of the protection frame a53, the protection frame a53 is loosened, the protection frame a53 moves upwards and covers the outer side of the battery, the good protection effect is achieved on the battery, and deviation and collision are prevented in the battery conveying process.
Compared with the related art, the environment temperature simulation mechanism for the battery research and development test system provided by the invention has the following beneficial effects:
at least four groups of partition plates a32 are arranged between the first sealing plate a3 and the second sealing plate a31, three groups of installation cavities are formed between the four groups of partition plates a32, a group of supporting table a4 is correspondingly arranged in each installation cavity, at least three groups of batteries can be conveniently and simultaneously tested, at least three groups of battery arrays are distributed in the box body a1 and respectively correspond to the output ends of the temperature control device a6, the humidity control device a7 and the air pressure generation device a8, testing of the batteries in different environments is facilitated, a plurality of different testing environments can be simultaneously simulated in the box body a1, and temperature testing, humidity testing and pressure testing of the batteries can be simultaneously compatible;
adjustment motor a2 conveniently drives brace table a4 through universal driving shaft a21 and carries out rotation regulation, thereby conveniently drive the battery and carry out rotation regulation, adjust in order to make things convenient for the test space of battery, make things convenient for the change and the maintenance of battery through rotatory structure simultaneously, the protection frame a53 of scalable regulation plays the effect of protection to the battery on brace table a4, avoid the gliding phenomenon of battery emergence when brace table a4 rotates, thereby increase the stability when battery installation and test, the installation and the dismantlement of battery are made things convenient for to the protection frame a53 that stretches out and draws back simultaneously.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An ambient temperature simulation mechanism for a battery development testing system, comprising:
the box body is provided with a first connecting hole, a second connecting hole, a third connecting hole and a mounting groove respectively;
the bottom of the adjusting motor is fixed at the top of the box body, and the output end of the adjusting motor is fixedly connected with a linkage shaft;
the inner surface of the first sealing plate is fixed on the surface of the linkage shaft, the outer surface of the linkage shaft is fixedly connected with a second sealing plate, and at least four groups of partition plates are fixedly connected between the first sealing plate and the second sealing plate;
the outer surface of the supporting platform is fixed between the two groups of partition plates, and the top of the supporting platform is provided with a telescopic groove and a containing groove;
the bottom of the supporting sliding shaft is fixed to the bottom of the inner wall of the telescopic groove, a buffer spring is sleeved on the outer surface of the supporting sliding shaft, a limiting baffle is fixedly connected to the top end of the supporting sliding shaft, and a protective frame is connected to the surface of the supporting sliding shaft in a sliding mode;
one side of the temperature control device is fixed on the outer surface of the box body;
one side of the humidity control device is fixed on the outer surface of the box body;
one side of the air pressure generating device is fixed on the outer surface of the box body;
the box door, the chamber door set up in on the box, one side fixedly connected with conflict rubber of chamber door, the inside fixedly connected with contact connecting piece of mounting groove.
2. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein the first connection hole, the second connection hole and the third connection hole are all located on the same plane and are distributed on the box body in an array manner, and the first connection hole, the second connection hole and the third connection hole are all communicated with the inside of the box body.
3. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein a lower end of the linkage shaft penetrates through the box body and extends into the box body, and the lower end of the linkage shaft is rotatably connected with the bottom of the inner wall of the box body.
4. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein the surface of the second sealing plate is parallel to the surface of the first sealing plate, one side of the partition plate is fixedly connected to the surface of the linkage shaft, and four groups of the partition plates are distributed on the outer surface of the linkage shaft in an array.
5. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein the supporting platforms are at least three groups, and the structure on each group of supporting platforms is the same.
6. The environmental temperature simulation mechanism for a battery development test system according to claim 1, wherein the storage groove is located below the telescopic groove, and an inside of the telescopic groove and an inside of the storage groove communicate with each other.
7. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein the surface of the buffer spring is matched with the inner surface of the shrinkage groove, and the upper surface of the limit baffle is on the same plane as the upper surface of the support platform.
8. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein the temperature control device, the humidity control device and the air pressure generation device are distributed on the outer surface of the box body in an array manner, and the output ends of the temperature control device are communicated with the inside of the box body through the first connection hole.
9. The ambient temperature simulation mechanism for a battery research and development test system according to claim 8, wherein an output end of the humidity control device is communicated with an inside of the box body through the second connection hole, and an output end of the air pressure generation device is communicated with an inside of the box body through the third connection hole.
10. The environmental temperature simulation mechanism for a battery research and development test system according to claim 1, wherein a surface of the contact connecting member is abutted against a surface of the abutting rubber, and the contact connecting member is connected in series to a control terminal of the regulating motor.
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| CN202011448096.XA CN112505461A (en) | 2020-12-09 | 2020-12-09 | Ambient temperature simulation mechanism for battery research and development test system |
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| CN202011448096.XA CN112505461A (en) | 2020-12-09 | 2020-12-09 | Ambient temperature simulation mechanism for battery research and development test system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117452246A (en) * | 2023-11-23 | 2024-01-26 | 惠州精惠仪器设备有限公司 | Charging and discharging testing device for lithium battery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117452246A (en) * | 2023-11-23 | 2024-01-26 | 惠州精惠仪器设备有限公司 | Charging and discharging testing device for lithium battery |
| CN117452246B (en) * | 2023-11-23 | 2024-05-28 | 惠州精惠仪器设备有限公司 | Charging and discharging testing device for lithium battery |
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