CN110887619A - High efficiency battery detection device - Google Patents
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- CN110887619A CN110887619A CN201911220731.6A CN201911220731A CN110887619A CN 110887619 A CN110887619 A CN 110887619A CN 201911220731 A CN201911220731 A CN 201911220731A CN 110887619 A CN110887619 A CN 110887619A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
Abstract
The invention discloses a high-efficiency battery detection device which comprises a frame, wherein a base is fixedly connected inside the frame, a servo motor is fixedly connected to the top end of the base, an eccentric turntable is fixedly connected to the output end of the servo motor, the eccentric turntable is in rolling connection with a test board, a buffer spring is fixedly connected to the bottom end of the test board, and a piston rod is fixedly sleeved inside the buffer spring. This lead-acid battery leakproofness detection device, further reciprocating motion back and forth through electric putter can test the horizontal vibrations condition of simulation to it, further can simulate the in service behavior under the hot weather through the heating wire, simultaneously through the refrigeration of refrigerator, can simulate the situation under the cold condition in winter, this lead-acid battery leakproofness detection device simple structure is practical, can convenient and fast, the accurate sealing performance and the life of lead-acid battery under extreme operational environment, thereby reached and detected comprehensive purpose.
Description
Technical Field
The invention relates to the technical field of lead-acid battery tightness detection, in particular to a high-efficiency battery detection device.
Background
With the upgrading of the manufacturing technology of the storage battery, the lead-acid battery is developed into a lead-acid maintenance-free storage battery and a colloid maintenance-free battery at present, electrolyte or distilled water is not required to be added in the use of the lead-acid battery, oxygen generated by a positive electrode can be absorbed at a negative electrode to achieve oxygen circulation, and the reduction of moisture can be prevented. Most of lead-acid batteries are applied to starting of tractors, tricycles, automobiles and the like, and the maintenance-free lead-acid batteries have wider application range and comprise uninterruptible power supplies, electric vehicle power, electric bicycle batteries and the like. When the lead-acid battery is applied to an electric vehicle, the vehicle can vibrate and bump in the actual use process, and at the moment, whether the sealing performance of the lead-acid battery is guaranteed or not can not be confirmed. In addition, sealed lead-acid batteries are also sensitive to the temperature of the environment in which they are used, and excessive temperatures can affect the useful life of the batteries.
The quality of the sealing performance of the lead-acid battery is very important, and the influence on the performance of the lead-acid battery and the influence of customers on the safety of the lead-acid battery is very important. Firstly, the influence on the performance of the lead-acid battery is caused, the sealing performance of the lead-acid battery is poor, oxygen in the air can enter the lead-acid battery, so that the oxidation reaction of a negative electrode is caused, and the electric energy stored in the lead-acid battery is released by the oxidation reaction of the negative electrode and cannot work normally. Secondly, the influence on the use safety performance of the lead-acid battery is caused, the sealing performance of the lead-acid battery is poor, sulfuric acid in the lead-acid storage battery permeates out, on one hand, equipment and personnel are corroded, on the other hand, the lead-acid battery is connected with a circuit in the use process, voltage and current leak out along the permeated sulfuric acid to cause electric arcs to ignite a shell of the lead-acid battery and the equipment, and meanwhile, the danger of electric shock of the personnel can be caused.
Most of the existing air tightness detection devices for batteries of electric moped vehicles adopt a manual mode, an ear washing ball is used for testing each cell of the battery, the ear washing ball can be quickly restored to the original state when the battery is leaked and the cells are connected in series, one cell is tested at a time, the original efficiency is low, workers often do not test and leak detection, the air tightness detection cannot be realized when a leak point is very small, and the detection result is unreliable; the air tightness of each cell is measured by using the sphygmomanometer, the efficiency is low, the labor is consumed, testers can do the air tightness seriously before working, the manual sphygmomanometer ball squeezing force is small along with the increase of the battery amount, and the test is inaccurate or much neglected; the detection is carried out by a mechanical device, one vacuum air extractor can only detect one cell once, one battery can only be detected 6 times and can only be fixed at one position, the efficiency is low, the operation is inconvenient, the leakage detection must be carried out on a battery unit of the lead-acid battery in the current market in the production process, the leakage of electrolyte is prevented, in the prior art, the air bag is used for detection, the air nozzle of the air bag is aligned to a liquid injection port of the battery, the air bag is held by force, if the air bag can be squeezed flat, the sealing of the battery unit is not good, if the air bag cannot be squeezed flat, the sealing of the battery unit is good, but the labor intensity of the detection mode is higher, and the detection precision is lower, so that the high-efficiency battery detection device is provided for solving the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a high-efficiency battery detection device, which has the advantages of comprehensive detection, high detection efficiency and the like, and solves the problem of poor use effect of the existing battery airtightness detection device.
(II) technical scheme
In order to achieve the purposes of comprehensive detection and high detection efficiency, the invention provides the following technical scheme: a high-efficiency battery detection device comprises a frame, wherein a base is fixedly connected inside the frame, a servo motor is fixedly connected at the top end of the base, an eccentric turntable is fixedly connected at the output end of the servo motor and is in rolling connection with a test board, a buffer spring is fixedly connected at the bottom end of the test board, a piston rod is fixedly sleeved inside the buffer spring and is movably connected inside a piston cylinder, a baffle is fixedly connected at the top end of the piston cylinder, a sliding groove is formed inside the test board, sliding blocks are slidably connected inside the sliding groove, a positioning spring is fixedly connected between the two sliding blocks, an extrusion block is fixedly connected at the top end of the sliding block, an arc-shaped block is fixedly connected at one side of the extrusion block, one side of the arc-shaped block is slidably connected at the output end of an electric push rod, and a flange, two fixedly connected with heating wire between the ring flange, the inner wall fixedly connected with refrigerator on frame top, the one end and the siphunculus intercommunication of refrigerator, the one end and the desicator intercommunication of siphunculus, the one end and the one end intercommunication of circulating pipe of desicator, circulating pipe and tripe fan intercommunication, the one end and the fan intercommunication of circulating pipe, the one end and the refrigerator intercommunication of fan, two swing joint has the battery body between the extrusion piece, the one end of battery body is through battery electrolyte liquid feeding hole and air cock swing joint, the one end fixed connection vacuum pressure gauge of movable tube, one side fixed connection air stop valve of vacuum pressure gauge, one side fixed connection branch pipe of air stop valve, the branch pipe passes through the three-way pipe and communicates with the person in charge, the surface of person in charge is from right side to left side fixedly connected with vacuum, Barometer and oil water separator.
Preferably, a roller groove is formed in the connecting position of the test board and the eccentric turntable, and the shape of the roller groove is matched with that of the eccentric turntable.
Preferably, one end of the buffer spring is fixedly connected with the baffle, and the other end of the buffer spring is fixedly connected with the test board.
Preferably, the central line of the test board is rotatably connected with the central line inside the frame through a rotating shaft and a support, and the servo motor and the buffer spring are symmetrically arranged on two sides of the test board.
Preferably, the arc-shaped block is connected with the output end of the electric push rod in a sliding mode through a pin shaft, the shape of the arc-shaped block is matched with the radian of the inclined track of the test board, and one end of the electric push rod is fixedly connected to the inner wall of the frame.
Preferably, the surface of the circulating pipe is provided with a through hole, and the corner of the circulating pipe is not provided with a through hole.
Preferably, a three-way pipe is arranged between the vacuum generator and the vacuum pressure gauge, a branch opening of the three-way pipe is provided with a branch pipe, and the branch pipe is sequentially provided with the vacuum pressure gauge and an air tap positioned at the tail end of the branch pipe through the branch opening of the three-way pipe.
Preferably, the number of the heating wires is two, and the two heating wires are symmetrically arranged with respect to the center line of the frame.
Preferably, the side wall of the frame is a transparent glass wall.
(III) advantageous effects
Compared with the prior art, the invention provides a high-efficiency battery detection device, which has the following beneficial effects:
1. this lead-acid battery leakproofness detection device, fix the centre gripping through extrusion piece and positioning spring to the battery body, then carry out eccentric rotation through servo motor area eccentric rotary table, then make the other end of testboard carry out the reciprocating motion that inclines under buffer spring and piston rod's effect, can simulate vertical vibrations condition, further reciprocating motion back and forth through electric putter can test the horizontal vibrations condition of simulation to it, further can simulate the in service behavior under the hot weather through the heating wire, through the refrigeration of refrigerator simultaneously, can simulate the situation under the cold condition in winter, this lead-acid battery leakproofness detection device simple structure is practical, can convenient and fast, the sealing performance and the life of lead-acid battery under extreme operational environment are tested out to the accuracy, thereby reached and detected comprehensive purpose.
2. The lead-acid battery tightness detection device can be communicated with a battery electrolyte feeding hole of a battery body through three branch pipes simultaneously, and a plurality of branch pipes are respectively provided with an air stop valve so that the corresponding branch pipes can be closed when an air tap is not used, the influence of idle detection branch pipes on the whole detection device is avoided, the detection is accurate, the operation is convenient, an oil-water separator can completely isolate liquid and air of a compressed air source and prevent the pollution to the working environment of workers, a vacuum generator can convert the compressed air into negative pressure, a negative pressure area is formed between a pipeline behind the vacuum generator and the detected battery body, each branch pipe is provided with a barometer, when the battery body has battery leakage or string lattices, the reading of the barometer of the pipeline is higher than that of the pipeline with good air tightness, so that the corresponding battery body leakage or string lattices can be known, and the air tightness of the battery can be conveniently and rapidly detected, the working efficiency is increased, and the purpose of high detection efficiency is achieved.
Drawings
FIG. 1 is a schematic structural diagram of a high efficiency battery testing apparatus according to the present invention;
fig. 2 is a schematic view of a connection structure between an air faucet and a battery body of a high-efficiency battery detection device according to the present invention.
In the figure: the device comprises a frame 1, a base 2, a servo motor 3, an eccentric turntable 4, a test board 5, a buffer spring 6, a piston rod 7, a baffle 8, a piston cylinder 9, a sliding chute 10, a sliding block 11, a positioning spring 12, an extrusion block 13, an arc block 14, an electric push rod 15, a flange 16, an electric heating wire 17, a refrigerator 18, a through pipe 19, a dryer 20, a circulating pipe 21, a louver 22, a fan 23, a battery 24, an air tap 25, a vacuum pressure gauge 26, an air stop valve 27, a branch pipe 28, a three-way pipe 29, a main pipe 30, a vacuum generator 31, an air pressure gauge 32, an oil-water separator 33 and a rotating shaft 34.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a high efficiency battery testing device includes a frame 1, the side wall of the frame 1 is a transparent glass wall, a base 2 is fixedly connected inside the frame 1, a servo motor 3 is fixedly connected to the top end of the base 2, an eccentric turntable 4 is fixedly connected to the output end of the servo motor 3, the eccentric turntable 4 is in rolling connection with a testing table 5, a roller groove is formed at the connection position of the testing table 5 and the eccentric turntable 4, the shape of the roller groove is matched with the shape of the eccentric turntable 4, a buffer spring 6 is fixedly connected to the bottom end of the testing table 5, one end of the buffer spring 6 is fixedly connected to a baffle 8, the other end of the buffer spring 6 is fixedly connected to the testing table 5, the center line of the testing table 5 is rotatably connected to the center line inside the frame 1 through a rotating shaft 34 and a support, and the servo motor 3 and, a piston rod 7 is fixedly sleeved in the buffer spring 6, the piston rod 7 is movably connected in the piston cylinder 9, a baffle 8 is fixedly connected at the top end of the piston cylinder 9, a chute 10 is formed in the test board 5, a slide block 11 is slidably connected in the chute 10, a positioning spring 12 is fixedly connected between the two slide blocks 11, an extrusion block 13 is fixedly connected at the top end of the slide block 11, an arc block 14 is fixedly connected at one side of the extrusion block 13, one side of the arc block 14 is slidably connected at the output end of an electric push rod 15, the arc block 14 is slidably connected with the output end of the electric push rod 15 through a pin shaft, the shape of the arc block 14 is matched with the inclination track radian of the test board 5, one end of the electric push rod 15 is fixedly connected on the inner wall of the frame 1, a flange 16 is fixedly connected on the outer wall of the frame 1, the two electric heating wires 17 are symmetrically arranged with the central line of the frame 1, the inner wall of the top end of the frame 1 is fixedly connected with a refrigerator 18, one end of the refrigerator 18 is communicated with a through pipe 19, a battery body 24 is fixedly clamped through an extrusion block 13 and a positioning spring 12, then the eccentric rotation is carried out through a servo motor 3 with an eccentric turntable 4, then the other end of the test board 5 is enabled to carry out inclined reciprocating motion under the action of a buffer spring 6 and a piston rod 7, the vertical vibration condition can be simulated, the transverse vibration condition can be simulated by further carrying out test on the electric push rod 15 through reciprocating motion, the use condition in hot weather can be simulated through the electric heating wires 17, the condition in cold weather in winter can be simulated through the refrigeration of the refrigerator 18, the lead acid battery tightness detection device has a simple and practical structure, and can conveniently, quickly and accurately test the sealing performance and the service life of the lead acid battery under the extreme, thereby achieving the purpose of comprehensive detection, one end of the through pipe 19 is communicated with the dryer 20, one end of the dryer 20 is communicated with one end of the circulating pipe 21, the surface of the circulating pipe 21 is provided with a through hole, and the corner of the circulating pipe 21 is not provided with a through hole, the circulating pipe 21 is communicated with the louver 22, one end of the circulating pipe 21 is communicated with the fan 23, one end of the fan 23 is communicated with the refrigerator 18, the battery 24 is movably connected between the two squeezing blocks 13, one end of the battery 24 is movably connected with the air tap 25 through a battery electrolyte filling hole, one end of the movable pipe 25 is fixedly connected with the vacuum pressure gauge 26, one side of the vacuum pressure gauge 26 is fixedly connected with the air stop valve 27, one side of the air stop valve 27 is fixedly connected with the branch pipe 28, the branch pipe 28 is communicated with the main pipe 30 through the three-way pipe 29, the main pipe 30 is, a three-way pipe 29 is arranged between a vacuum generator 31 and a vacuum pressure gauge 26, a branch port of the three-way pipe 29 is provided with a branch pipe 28, the branch pipe 28 is sequentially provided with the vacuum pressure gauge 26 and an air tap 25 positioned at the tail end of the branch pipe 28 through the branch port of the three-way pipe 29, battery electrolyte filling holes of a battery body 24 can be simultaneously communicated through the three branch pipes 28, and a plurality of branch pipes 28 are respectively provided with an air stop valve 27, so that the corresponding branch pipe 28 can be closed when the air tap 25 is not used, the influence of the idle detection branch pipe 28 on the whole detection device is avoided, the detection is accurate, the operation is convenient, liquid and air of a compressed air source can be completely isolated by an oil-water separator 33, the working environment of workers is prevented from being polluted, the vacuum generator 31 can convert the compressed air into negative pressure, a negative pressure area is formed between a pipeline behind the vacuum generator, when the battery body 24 has battery leakage or string lattices, the reading of the barometer 32 of the pipeline is higher than that of the pipeline with good air tightness, so that the corresponding battery body 24 leakage or string lattices can be known, the air tightness of the battery can be conveniently and rapidly detected, the working efficiency is increased, and the aim of high detection efficiency is fulfilled.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the device is used, a battery body 24 produced or used is firstly positioned and clamped through the extrusion block 13 and the positioning spring 12, the temperature of the interior of the battery body can be firstly raised through starting the electric heating wire 17 when the device is used for simulating summer, then the servo motor 3 is started, the servo motor 3 drives the eccentric turntable 4 to rotate, the eccentric turntable 4 drives the test platform 5 to shake, the other end of the test platform 5 balances and shakes through the buffer spring 6 and the piston rod 7, then the electric push rod 15 can be simultaneously started to transversely move the test platform to simulate complex use conditions, then the battery body 24 is taken out, different air nozzles 25 with different numbers are taken by the battery body 24 and are led to a battery electrolyte adding hole of the battery body 24 through the air nozzles 25, then the battery electrolyte adding hole is compared through the vacuum pressure gauge 26 and the vacuum generator 31 and the air pressure gauge 32, and when the battery body 24 has battery leakage or battery string lattices, the barometer 32 reading of this pipeline can be higher than the good pipeline reading of gas tightness to learn the gas leakage of corresponding battery check or cluster check, just so make things convenient for the gas tightness of short-term test battery, and the stable 2 ~ 3 seconds of vacuum pressure gauge 26 pointer reading, the pointer does not change, it is good to explain the battery check gas tightness that is detected, if vacuum pressure gauge 26 pointer reading is unstable, the pointer reading reduces gradually, explain the battery check gas leakage that is detected or cluster check, also can close heating wire 17 and start refrigerator 18, then the same test cold season gas tightness of above-mentioned test procedure simultaneously.
To sum up, this lead acid battery leakproofness detection device possesses advantages such as detect comprehensively and detection efficiency height, has solved the not good problem of current battery gas tightness detection device result of use.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A high efficiency battery testing device comprising a frame (1), characterized in that: the inner part of the frame (1) is fixedly connected with a base (2), the top end of the base (2) is fixedly connected with a servo motor (3), the output end of the servo motor (3) is fixedly connected with an eccentric turntable (4), the eccentric turntable (4) is in rolling connection with a test bench (5), the bottom end of the test bench (5) is fixedly connected with a buffer spring (6), the inner part of the buffer spring (6) is fixedly sleeved with a piston rod (7), the piston rod (7) is movably connected with the inner part of a piston cylinder (9), the top end of the piston cylinder (9) is fixedly connected with a baffle plate (8), the inner part of the test bench (5) is provided with a chute (10), the inner part of the chute (10) is in sliding connection with a sliding block (11), a positioning spring (12) is fixedly connected between the two sliding blocks (11), and the top end of the sliding, one side of each extrusion block (13) is fixedly connected with an arc-shaped block (14), one side of each arc-shaped block (14) is connected to the output end of an electric push rod (15) in a sliding manner, the outer wall of the frame (1) is fixedly connected with flange plates (16), an electric heating wire (17) is fixedly connected between the two flange plates (16), the inner wall of the top end of the frame (1) is fixedly connected with a refrigerator (18), one end of the refrigerator (18) is communicated with a through pipe (19), one end of the through pipe (19) is communicated with a dryer (20), one end of the dryer (20) is communicated with one end of a circulating pipe (21), the circulating pipe (21) is communicated with a louver (22), one end of the circulating pipe (21) is communicated with a fan (23), one end of the fan (23) is communicated with the refrigerator (18), and a battery body (24) is movably connected between the two extrusion blocks (13, the one end of the battery body (24) is passed through battery electrolyte liquid feeding hole and air cock (25) swing joint, one end fixed connection vacuum pressure gauge (26) of activity pipe (25), one side fixedly connected with air check valve (27) of vacuum pressure gauge (26), one side fixedly connected with branch pipe (28) of air check valve (27), branch pipe (28) are through three-way pipe (29) and be responsible for (30) intercommunication, the surface of being responsible for (30) is from right to left fixedly connected with vacuum generator (31), barometer (32) and oil water separator (33) in proper order.
2. A high efficiency battery tester as claimed in claim 1, wherein: and a roller groove is formed at the joint of the test bench (5) and the eccentric turntable (4), and the shape of the roller groove is matched with that of the eccentric turntable (4).
3. A high efficiency battery tester as claimed in claim 1, wherein: one end of the buffer spring (6) is fixedly connected with the baffle (8), and the other end of the buffer spring (6) is fixedly connected with the test bench (5).
4. A high efficiency battery tester as claimed in claim 1, wherein: the center line of the test bench (5) is rotationally connected with the center line inside the frame (1) through the rotating shaft (34) and the support, and the servo motor (3) and the buffer spring (6) are symmetrically arranged on two sides of the test bench.
5. A high efficiency battery tester as claimed in claim 1, wherein: the arc-shaped block (14) is connected with the output end of the electric push rod (15) in a sliding mode through a pin shaft, the shape of the arc-shaped block (14) is matched with the radian of the inclined track of the test bench (5), and one end of the electric push rod (15) is fixedly connected to the inner wall of the frame (1).
6. A high efficiency battery tester as claimed in claim 1, wherein: the surface of the circulating pipe (21) is provided with through holes, and the corners of the circulating pipe (21) are not provided with through holes.
7. A high efficiency battery tester as claimed in claim 1, wherein: a three-way pipe (29) is arranged between the vacuum generator (31) and the vacuum pressure gauge (26), a branch pipe (28) is arranged at a branch port of the three-way pipe (29), and the vacuum pressure gauge (26) and an air nozzle (25) positioned at the tail end of the branch pipe (28) are sequentially arranged at the branch port of the branch pipe (28) through the branch port of the three-way pipe (29).
8. A high efficiency battery tester as claimed in claim 1, wherein: the number of the electric heating wires (17) is two, and the two electric heating wires (17) are symmetrically arranged by the central line of the frame (1).
9. A high efficiency battery tester as claimed in claim 1, wherein: the side wall of the frame (1) is a transparent glass wall body.
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| CN201911220731.6A CN110887619A (en) | 2019-12-03 | 2019-12-03 | High efficiency battery detection device |
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| CN201911220731.6A CN110887619A (en) | 2019-12-03 | 2019-12-03 | High efficiency battery detection device |
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| CN112665794A (en) * | 2020-12-21 | 2021-04-16 | 江苏万锂达智能科技有限公司 | Lithium ion battery leakage detection method |
| CN113008464A (en) * | 2021-04-24 | 2021-06-22 | 深圳鑫宏力精密工业有限公司 | Device for testing air leakage of battery of die equipment |
| CN113790849A (en) * | 2021-11-16 | 2021-12-14 | 山东高质新能源检测有限公司 | Lithium battery sealing performance test equipment |
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