CN211234857U - Power battery leakage detection device - Google Patents
Power battery leakage detection device Download PDFInfo
- Publication number
- CN211234857U CN211234857U CN201921981328.0U CN201921981328U CN211234857U CN 211234857 U CN211234857 U CN 211234857U CN 201921981328 U CN201921981328 U CN 201921981328U CN 211234857 U CN211234857 U CN 211234857U
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- Prior art keywords
- fixedly connected
- box
- vacuum pump
- detection device
- power battery
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 239000012286 potassium permanganate Substances 0.000 claims abstract description 22
- 238000012360 testing method Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 17
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 7
- 239000005977 Ethylene Substances 0.000 abstract description 7
- 239000000284 extract Substances 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000005574 cross-species transmission Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a power battery weeping detection device, comprising a table plate, the equal fixedly connected with supporting leg in platen bottom both sides, platen top fixedly connected with lid box, the inside top of lid box is provided with first recess, the inside first sealing washer that is provided with of first recess, lid box one side is provided with the vacuum pump, vacuum pump one end is provided with the input tube, the input tube is linked together with lid box, the vacuum pump other end is provided with the output tube, output tube one side is provided with the test tube, the platen bottom is provided with the box body, the inside top fixedly connected with baffle of box body. The utility model discloses a vacuum pump extracts the inside gas that overflows of battery case from lid box inside to carry to inside the test tube, potassium permanganate solution if discolours, then explains that the battery has appeared the weeping and has produced gases such as ethylene, can utilize the problem that chemical reaction simply detects the battery fast and whether has the weeping through this device.
Description
Technical Field
The utility model relates to a battery testing technical field, concretely relates to power battery weeping detection device.
Background
Lithium ion batteries are the most excellent and promising energy storage elements, and compared with lead-acid batteries, nickel-metal hydride batteries and the like, lithium ion batteries are green batteries with a series of excellent performances and have been widely applied to the fields of mobile phones, notebook computers, electric tools, new energy automobiles and the like.
At present, however, when the existing equipment for detecting the battery leakage is actually used, the equipment mostly adopts a precise instrument such as a sensor for detection, the use is relatively complicated, and the instrument is inconvenient to maintain.
Therefore, it is necessary to provide a device for detecting leakage of power battery to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power battery weeping detection device, through the battery case upward movement, utilize the second sealing washer to seal the battery case inside, drive the box body upward movement through first lead screw, the first sealing washer can seal the box body inside, start the vacuum pump, extract the air in the lid box inside, and carry to the inside of test tube, if potassium permanganate does not change the colour can drive the battery case downward movement through the reversal carousel, the gas in the battery case can spill over, at this moment the vacuum pump can extract the gas that overflows in the battery case from the lid box inside, and carry to the inside of test tube, potassium permanganate solution if discolour, explain that the battery has appeared the weeping and produced gases such as ethylene, can utilize chemical reaction to detect the problem whether the battery has weeping fast and simply through this device, and whole device simple structure, the maintenance is convenient when the problem occurs, so as to solve the defects in the technology.
In order to achieve the above object, the present invention provides the following technical solutions: a power battery leakage detection device comprises a bedplate, wherein both sides of the bottom of the bedplate are fixedly connected with supporting legs, the top of the bedplate is fixedly connected with a cover box, the top end inside the cover box is provided with a first groove, a first sealing ring is arranged inside the first groove, one side of the cover box is provided with a vacuum pump, one end of the vacuum pump is provided with an input pipe, the input pipe is communicated with the cover box, the other end of the vacuum pump is provided with an output pipe, one side of the output pipe is provided with a test tube, the bottom of the bedplate is provided with a box body, the top end inside the box body is fixedly connected with a baffle, the bottom of the baffle is provided with a second groove, a second sealing ring is arranged inside the second groove, the bottom end of the baffle is provided with a station plate;
elevating system includes motor, first lead screw, guide bar and slide, first lead screw and motor output end fixed connection, first lead screw and guide bar all run through the slide, slide and supporting leg sliding connection, first lead screw and slide threaded connection, guide bar and slide sliding connection, the battery case bottom is provided with the backup pad, the backup pad bottom is provided with the second lead screw, the second lead screw runs through box body and slide and extends to slide bottom one side.
Preferably, the first sliding blocks are fixedly connected to two sides of the sliding plate, the first sliding grooves are formed in one sides, opposite to the supporting legs, of the supporting legs, and the first sliding blocks are connected inside the first sliding grooves in a sliding mode.
Preferably, the bottom end of the outer side of the battery box is fixedly connected with a second sliding block, a second sliding groove is formed in one side, opposite to the standing plate, of the standing plate, and the second sliding block is connected inside the second sliding groove in a sliding mode.
Preferably, the box body and the sliding plate are in threaded connection with the second screw rod, the bottom end of the second screw rod is fixedly connected with a turntable, and anti-skid grains are arranged on the outer side of the turntable.
Preferably, the bottom of the motor is fixedly connected with a first transverse plate, a second transverse plate is arranged at the bottom end of the guide rod, and the guide rod is rotatably connected between the bedplate and the second transverse plate.
Preferably, output tube one end is provided with the hose, the inside potassium permanganate solution that is provided with of test tube, hose one end extends inside the potassium permanganate solution.
Preferably, a support rod is arranged at the bottom end of the vacuum pump and fixedly connected between the vacuum pump and the bedplate.
Preferably, the top of the baffle is provided with a through hole, and the through hole is formed in the top end of the box body.
In the technical scheme, the utility model provides a technological effect and advantage:
through rotatory second lead screw, drive battery case upward movement, can seal battery case inside through the second sealing washer, rotate through the lead screw and can drive box body upward movement, utilize first sealing washer to seal box body inside, start the vacuum pump, extract the inside air of lid box, and carry to the inside of test tube, if potassium permanganate does not change look can drive battery case downward movement through the reversal carousel, the inside gas of battery case can spill over, the inside gas that spills over of battery case can be extracted from lid box to the vacuum pump this moment inside, and carry to the inside of test tube, potassium permanganate solution if discolour, it has appeared the weeping and has produced gases such as ethylene to explain the battery, can utilize chemical reaction to detect the problem whether the battery has the weeping fast simply through this device.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a battery case according to the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a bottom view of the cover and the box of the present invention;
fig. 5 is an enlarged view of the structure of part a of fig. 1 according to the present invention;
description of reference numerals:
1 platen, 2 lid boxes, 3 first sealing washer, 4 vacuum pumps, 5 test tubes, 6 box bodies, 7 baffles, 8 second sealing washers, 9 station boards, 10 battery boxes, 11 elevating system, 12 motors, 13 first lead screws, 14 guide bars, 15 slide plates, 16 supporting plates, 17 second lead screws, 18 first sliders, 19 second sliders and 20 hoses.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a power battery leakage detection device as shown in figures 1-5, which comprises a bedplate 1, wherein both sides of the bottom of the bedplate 1 are fixedly connected with supporting legs, the top of the bedplate 1 is fixedly connected with a cover box 2, the top end inside the cover box 2 is provided with a first groove, a first sealing ring 3 is arranged inside the first groove, one side of the cover box 2 is provided with a vacuum pump 4, one end of the vacuum pump 4 is provided with an input pipe, the input pipe is communicated with the cover box 2, the other end of the vacuum pump 4 is provided with an output pipe, one side of the output pipe is provided with a test tube 5, the bottom of the bedplate 1 is provided with a box body 6, the top end inside the box body 6 is fixedly connected with a baffle 7, the bottom of the baffle 7 is provided with a second groove, the inside of the second groove is provided with a, a battery box 10 is connected inside the standing plate 9 in a sliding manner, and a lifting mechanism 11 is arranged at the bottom end of the box body 6;
the lifting mechanism 11 comprises a motor 12, a first screw rod 13, a guide rod 14 and a sliding plate 15, the first screw rod 13 is fixedly connected with the output end of the motor 12, the first screw rod 13 and the guide rod 14 both penetrate through the sliding plate 15, the sliding plate 15 is slidably connected with a support leg, the first screw rod 13 is in threaded connection with the sliding plate 15, the guide rod 14 is slidably connected with the sliding plate 15, a support plate 16 is arranged at the bottom of the battery box 10, a second screw rod 17 is arranged at the bottom of the support plate 16, and the second screw rod 17 penetrates through the box body 6 and the sliding plate 15 and extends to one side of the bottom of the sliding plate 15;
further, in the above technical solution, both sides of the sliding plate 15 are fixedly connected with first sliding blocks 18, one side opposite to the supporting leg is provided with a first sliding groove, the first sliding blocks 18 are slidably connected inside the first sliding grooves, and the first sliding blocks 18 are beneficial to the sliding connection between the sliding plate 15 and the supporting leg;
further, in the above technical solution, the bottom ends of the outer sides of the battery boxes 10 are fixedly connected with second sliding blocks 19, the opposite sides of the standing plate 9 are provided with second sliding grooves, the second sliding blocks 19 are slidably connected inside the second sliding grooves, and the second sliding blocks 19 facilitate the sliding connection between the battery boxes 10 and the standing plate 9;
further, in the above technical scheme, the box body 6 and the sliding plate 15 are both in threaded connection with the second screw rod 17, the bottom end of the second screw rod 17 is fixedly connected with a turntable, anti-skid lines are arranged on the outer side of the turntable, and the turntable is beneficial to rotating the second screw rod 17;
further, in the above technical solution, a first transverse plate is fixedly connected to the bottom of the motor 12, a second transverse plate is arranged at the bottom end of the guide rod 14, the guide rod 14 is rotatably connected between the bedplate 1 and the second transverse plate, and the first transverse plate is favorable for supporting the motor 12;
further, in the above technical solution, one end of the output pipe is provided with a hose 20, a potassium permanganate solution is arranged inside the test tube 5, and one end of the hose 20 extends into the potassium permanganate solution;
further, in the above technical solution, a support rod is arranged at the bottom end of the vacuum pump 4, the support rod is fixedly connected between the vacuum pump 4 and the platen 1, and the support rod is beneficial to fixing the vacuum pump 4;
further, in the above technical solution, the top of the baffle 7 is provided with a through hole, and the through hole is arranged at the top end of the box body 6;
the implementation mode is specifically as follows: through arranging the lifting mechanism 11 at the bottom of the bedplate 1, a battery to be detected can be placed in the battery box 10 during detection, then the second lead screw 17 is rotated through a disc, the second lead screw 17 drives the supporting plate 16 at the top of the second lead screw to move upwards together, so as to drive the battery box 10 to move upwards, the top end of the battery box is positioned in the second groove, the interior of the battery box 10 can be sealed through the second sealing ring 8, at the moment, the output end of the motor 12 can drive the first lead screw 13 to rotate, the first lead screw 13 is in threaded connection with the sliding plate 15, under the matching of the guide rod 14, the first lead screw 13 can drive the sliding plate 15 and the box body 6 to move upwards together, so that the box body 6 is positioned in the cover box 2, the top end of the box body 6 is positioned in the first groove, the interior of the box body 6 can be sealed by utilizing the first sealing ring 3, at, the potassium permanganate solution is conveyed into the test tube 5 through an output pipe to observe whether the potassium permanganate in the test tube 5 changes color or not, if the potassium permanganate solution does not change color, the reverse rotating disc can drive the supporting plate 16 to move downwards through the second lead screw 17, the battery box 10 can slide downwards, the second sealing ring 8 loses the sealing of the battery box 10, the gas in the battery box 10 can overflow, the vacuum pump 4 can extract the gas overflowing from the inside of the battery box 10 from the inside of the cover box 2 and convey the gas to the inside of the test tube 5, at the time, if the potassium permanganate solution changes color, the battery generates gas such as ethylene due to liquid leakage, the ethylene has strong oxidizability, the potassium permanganate solution can fade, and in addition, the gas in the cover box 2 is not extracted before to change the color of the potassium permanganate solution, the phenomenon of liquid leakage of the battery in the battery box 10 can be inferred, and the implementation mode particularly solves the problem that whether the liquid leakage of, and the whole device has simple structure and is convenient to maintain when a problem occurs.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, the battery box 10 is driven to move upwards by rotating the second lead screw 17, so that the top end of the battery box is positioned in the second groove, the inside of the battery box 10 can be sealed by the second sealing ring 8, the first lead screw 13 is driven to rotate by the output end of the motor 12, the first lead screw 13 can drive the sliding plate 15 and the box body 6 to move upwards together, the box body 6 is positioned in the cover box 2, the top end of the box body 6 is positioned in the first groove, the inside of the box body 6 can be sealed by the first sealing ring 3, the vacuum pump 4 is started, air in the cover box 2 is extracted and conveyed into the test tube 5 through the output pipe, whether the potassium permanganate in the test tube 5 changes color or not is observed, if the potassium permanganate does not change, the support plate 16 can be driven to move downwards by the reversing turntable, at the moment, at this moment, the vacuum pump 4 can extract the gas overflowing from the inside of the battery box 10 from the inside of the cover box 2 and convey the gas to the inside of the test tube 5, and at this moment, if the color of the potassium permanganate solution changes, the battery is indicated to have leaked liquid and generate gases such as ethylene, and the color of the potassium permanganate solution can be faded because the ethylene has stronger oxidizability, and in addition, the gas extracted from the inside of the cover box 2 before does not change the color of the potassium permanganate solution, so that the phenomenon that the battery inside the battery box 10 has leaked liquid can be inferred.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a power battery weeping detection device, includes platen (1), platen (1) bottom both sides equal fixedly connected with supporting leg, its characterized in that: the top of the bedplate (1) is fixedly connected with a cover box (2), a first groove is formed in the top end of the interior of the cover box (2), a first sealing ring (3) is arranged in the first groove, a vacuum pump (4) is arranged on one side of the cover box (2), an input pipe is arranged at one end of the vacuum pump (4), the input pipe is communicated with the cover box (2), an output pipe is arranged at the other end of the vacuum pump (4), a test tube (5) is arranged on one side of the output pipe, a box body (6) is arranged at the bottom of the bedplate (1), a baffle (7) is fixedly connected to the top end of the interior of the box body (6), a second groove is formed in the bottom of the baffle (7), a second sealing ring (8) is arranged in the second groove, a station plate (9) is arranged at the bottom end of the baffle (, the bottom end of the box body (6) is provided with a lifting mechanism (11);
elevating system (11) include motor (12), first lead screw (13), guide bar (14) and slide (15), first lead screw (13) and motor (12) output fixed connection, slide (15) are all run through in first lead screw (13) and guide bar (14), slide (15) and supporting leg sliding connection, first lead screw (13) and slide (15) threaded connection, guide bar (14) and slide (15) sliding connection, battery case (10) bottom is provided with backup pad (16), backup pad (16) bottom is provided with second lead screw (17), second lead screw (17) run through box body (6) and slide (15) and extend to slide (15) bottom one side.
2. The power battery leakage detection device according to claim 1, wherein: the equal first slider (18) of fixedly connected with in slide (15) both sides, the relative one side of supporting leg all is provided with first spout, first slider (18) sliding connection is inside first spout.
3. The power battery leakage detection device according to claim 1, wherein: the battery box is characterized in that a second sliding block (19) is fixedly connected to the bottom end of the outer side of the battery box (10), a second sliding groove is formed in one side, opposite to the standing plate (9), of the standing plate, and the second sliding block (19) is connected to the inner portion of the second sliding groove in a sliding mode.
4. The power battery leakage detection device according to claim 1, wherein: the box body (6) and the sliding plate (15) are in threaded connection with the second screw rod (17), a turntable is fixedly connected to the bottom end of the second screw rod (17), and anti-skid grains are arranged on the outer side of the turntable.
5. The power battery leakage detection device according to claim 1, wherein: the bottom of the motor (12) is fixedly connected with a first transverse plate, a second transverse plate is arranged at the bottom end of the guide rod (14), and the guide rod (14) is rotatably connected between the bedplate (1) and the second transverse plate.
6. The power battery leakage detection device according to claim 1, wherein: output tube one end is provided with hose (20), test tube (5) inside is provided with potassium permanganate solution, inside hose (20) one end extends to potassium permanganate solution.
7. The power battery leakage detection device according to claim 1, wherein: the bottom end of the vacuum pump (4) is provided with a supporting rod, and the supporting rod is fixedly connected between the vacuum pump (4) and the bedplate (1).
8. The power battery leakage detection device according to claim 1, wherein: the top of the baffle (7) is provided with a through hole which is arranged at the top end of the box body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921981328.0U CN211234857U (en) | 2019-11-17 | 2019-11-17 | Power battery leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921981328.0U CN211234857U (en) | 2019-11-17 | 2019-11-17 | Power battery leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211234857U true CN211234857U (en) | 2020-08-11 |
Family
ID=71938751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921981328.0U Expired - Fee Related CN211234857U (en) | 2019-11-17 | 2019-11-17 | Power battery leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211234857U (en) |
-
2019
- 2019-11-17 CN CN201921981328.0U patent/CN211234857U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |