CN109888367B - Lithium ion battery produced by recycling waste lithium ion battery - Google Patents
Lithium ion battery produced by recycling waste lithium ion battery Download PDFInfo
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- CN109888367B CN109888367B CN201910148672.XA CN201910148672A CN109888367B CN 109888367 B CN109888367 B CN 109888367B CN 201910148672 A CN201910148672 A CN 201910148672A CN 109888367 B CN109888367 B CN 109888367B
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses a lithium ion battery produced by recycling waste lithium ion batteries, relates to the field of lithium ion batteries, and aims to solve the problems that the lithium ion battery in the prior art is too heavy, inconvenient to transport and disassemble, inconvenient to recover next time, and easy to generate moisture. The waterproof vent valve is installed to one side of battery protection shell, battery protection shell's up end is provided with anodal external terminal, one side of anodal external terminal is provided with the negative pole external terminal, the below of negative pole external terminal is provided with presses the switch cuff, battery protection shell's opposite side is provided with the protecting sheathing door, battery protection shell's up end is provided with the breach, the both sides of battery protection shell lower extreme all are provided with the recess, the internally mounted of recess has rotatory screw, one side of breach is provided with the knob groove, the gyro wheel is installed to the below of rotatory screw.
Description
Technical Field
The invention relates to the technical field of lithium ion batteries, in particular to a lithium ion battery produced by recycling waste lithium ion batteries.
Background
In recent years, with the rapid development of consumer electronics, electric vehicles, and large-scale energy storage markets, the production of lithium ion batteries has rapidly increased as an energy storage and conversion device occupying the largest market share. The quantity of the generated waste lithium ion batteries also shows the rise of a well-spraying type, meanwhile, the waste lithium ion batteries contain more valuable metal elements, and components such as organic electrolyte and the like are easy to pollute the environment and harm the human health, so that the waste lithium ion batteries have high recovery value from the viewpoints of huge waste quantity, environmental protection and resource regeneration.
The waste lithium ion batteries are utilized in an echelon mode and recycled, the valuable lithium salt is extracted by mainly utilizing a selective leaching reagent, the production cost is reduced, the lithium ion batteries can be recycled, the recycled lithium ion batteries are too heavy, the transportation and the disassembly are inconvenient, the next recycling is inconvenient, and the inside of the recycled lithium ion batteries is easy to generate moisture, so that the service life is shortened; therefore, the market urgently needs to develop a lithium ion battery produced by recycling waste lithium ion batteries to help people to solve the existing problems.
Disclosure of Invention
The invention aims to provide a lithium ion battery produced by recycling waste lithium ion batteries, and aims to solve the problems that the lithium ion battery proposed in the background art is too heavy, inconvenient to transport and disassemble, inconvenient to recover next time, and easy to generate moisture.
In order to achieve the purpose, the invention provides the following technical scheme: a lithium ion battery produced by recycling waste lithium ion batteries comprises a battery protection shell, wherein a display screen is mounted on the outer surface of the battery protection shell, a switch button is arranged on one side of the display screen, a waterproof vent valve is mounted on one side of the battery protection shell, an anode external terminal is arranged on the upper end surface of the battery protection shell, a cathode external terminal is arranged on one side of the anode external terminal, a push switch sleeve opening is arranged below the cathode external terminal, a protection shell door is arranged on the other side of the battery protection shell, a notch is arranged on the upper end surface of the battery protection shell, a door catch is arranged on one side of the notch, grooves are formed in both sides of the lower end of the battery protection shell, a rotating screw is mounted inside each groove, a knob groove is formed in one side of each notch, and a roller is mounted below the rotating screw, the utility model discloses a battery protection device, including battery protection shell, positive external terminal post, DHT-11 temperature and humidity sensor, electric heating plate is installed to the inside one side of battery protection shell, electric heating plate's top is provided with DHT-11 temperature and humidity sensor, battery protection shell's top is provided with the promotion knob, the below of positive external terminal post is provided with the positive pole wiring board, the below of negative pole external terminal post is provided with the negative pole wiring board, the inside of pressing the switch socket is provided with presses the gear structure, and presses the gear structure outside and be provided with the spring, positive external terminal post and negative pole external terminal post pass through the spring and press the switch socket to be connected.
Preferably, the display screen passes through set screw and battery protection case fixed connection, display screen and anodal external terminal and negative pole external terminal electric connection, the protective case door passes through the hinge and is connected with battery protection case, be provided with seal ring between battery protection case and the protective case door, the recess sets up structure as an organic whole with battery protection case, the inside of breach is provided with the opening sealed pad, the gyro wheel passes through rotatory screw and is connected with the recess rotation.
Preferably, a battery fixing plate is installed below the negative electrode wiring plate, a sliding rail is arranged below the battery fixing plate, and a lithium ion battery pack is arranged above the sliding rail.
Preferably, the electric heating plate is connected with the battery protection shell through a fixing screw, the electric heating plate is electrically connected with the positive external connecting post and the negative external connecting post, the positive wiring board and the negative wiring board are bonded with the battery fixing plate, a telescopic loop bar is arranged below the push knob and penetrates through the battery protection shell to be fixedly connected with the battery fixing plate, and the slide rail is welded with the battery protection shell.
Preferably, the inside of lithium ion battery group is provided with the lithium ion battery cell, the outside of lithium ion battery cell is provided with the battery positive pole, the outside of battery positive pole is provided with the electrolyte diaphragm, the outside of electrolyte diaphragm is provided with the battery negative pole, the surface of lithium ion battery cell is provided with anodal connection piece.
Preferably, the number of the lithium ion battery inner cells is eighteen, and the positive connecting sheet is electrically connected with the battery positive electrode.
Preferably, a buffering air cushion is arranged below the lithium ion battery pack, and pulleys are arranged on two sides of the buffering air cushion.
Preferably, the buffering air cushion is connected with the lithium ion battery pack in an adhesion mode, and the pulley is connected with the buffering air cushion through a fixed bearing.
Preferably, a valve cover body is arranged above the waterproof vent valve, a waterproof vent membrane is arranged below the valve cover body, a sealing ring is arranged below the waterproof vent membrane, an air vent is arranged on the outer surface of the waterproof vent valve, a threaded rod is arranged below the waterproof vent valve, an anti-skid gasket is arranged below the threaded rod, and a nut is arranged below the anti-skid gasket.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the display screen, the lithium ion battery produced by recycling the waste lithium ion battery is easy to be damaged by the influence of dampness due to the fact that the valuable lithium salt is extracted by the selective leaching reagent, the lithium ion battery has components with higher dampness, the common lithium ion battery is not dry enough, and the lithium ion battery is easy to be damaged by the influence of dampness under the condition of no attention, when the humidity reaches a certain value, the moisture is transmitted to the display screen on the surface of the battery protective shell through the DHT-11 temperature and humidity sensor, the electric heating sheet is opened through the switch button, the air in the battery protective shell is heated, so that the moisture in the air is evaporated, the waterproof and breathable valve can achieve the effect of balancing the air pressure inside and outside the battery protective shell, and can achieve the effects of water resistance, oil resistance and various dusts simultaneously, is suitable for, the problem that the interior of a recycled lithium ion battery is relatively wet is solved, the lithium ion battery pack is conveniently mounted through the battery protection shell, the lithium ion battery which is secondarily recycled can be conveniently dried enough, and the service life of the lithium ion battery is prolonged.
2. According to the invention, the positive external terminal and the negative external terminal are pressed down through the arrangement of the pressing switch sleeve opening, the positive external terminal and the negative external terminal are contacted with the positive wiring board and the negative wiring board through the pressing gear structure and the spring inside the pressing switch sleeve opening, so that the power supply of the lithium ion battery pack can be switched on and off at any time, the lithium ion battery pack is very convenient and fast to disassemble, the telescopic sleeve rod is pulled out from the knob groove to push the knob to pass through the notch, the door catch is opened to open the protective shell door, and the lithium ion battery pack can be pushed out of the protective shell of the battery through the slide rail and the pulley, so that the transportation and the disassembly are convenient, and the next recovery is convenient.
3. According to the invention, the roller is rotated to the ground through the rotating screw through the arrangement of the roller, so that the roller is convenient to transport, and when the roller needs to be used, the roller is pushed into the groove through the rotating screw, so that the roller does not occupy space, is very convenient to use, and is also convenient to disassemble.
Drawings
FIG. 1 is a front view of an overall lithium ion battery produced by recycling a used lithium ion battery according to the present invention;
fig. 2 is an internal structural view of a battery protection case according to the present invention;
FIG. 3 is an internal structural view of a lithium ion battery pack according to the present invention;
FIG. 4 is a front view of a lithium ion battery pack of the present invention;
fig. 5 is an exploded view of the waterproof vent valve of the present invention.
In the figure: 1. a battery protective case; 2. a display screen; 3. a switch button; 4. a waterproof vent valve; 5. a positive external terminal; 6. a negative external terminal; 7. pressing a switch sleeve opening; 8. a protective case door; 9. a notch; 10. a door catch; 11. a groove; 12. rotating the screw; 13. a knob slot; 14. a roller; 15. an electrical heating sheet; 16. pushing the knob; 17. a positive electrode terminal plate; 18. a negative terminal plate; 19. a battery fixing plate; 20. a slide rail; 21. a lithium ion battery pack; 22. a DHT-11 temperature and humidity sensor; 23. a lithium ion battery cell; 24. a battery positive electrode; 25. an electrolyte separator; 26. a positive electrode connecting sheet; 27. a battery negative electrode; 28. a pulley; 29. a cushioning air cushion; 30. a valve cover body; 31. a waterproof breathable film; 32. a seal ring; 33. a vent hole; 34. a threaded rod; 35. an anti-slip gasket; 36. and (4) a nut.
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.
Referring to fig. 1-5, an embodiment of the present invention is shown: a lithium ion battery produced by recycling waste lithium ion batteries comprises a battery protection shell 1, a display screen 2 is mounted on the outer surface of the battery protection shell 1, a switch button 3 is arranged on one side of the display screen 2, a waterproof vent valve 4 is mounted on one side of the battery protection shell 1, an anode external terminal 5 is arranged on the upper end surface of the battery protection shell 1, a cathode external terminal 6 is arranged on one side of the anode external terminal 5, a push switch sleeve opening 7 is arranged below the cathode external terminal 6, a protection shell door 8 is arranged on the other side of the battery protection shell 1, a notch 9 is arranged on the upper end surface of the battery protection shell 1, a door buckle 10 is arranged on one side of the notch 9, grooves 11 are formed in both sides of the lower end of the battery protection shell 1, rotary screws 12 are mounted in the grooves 11, a knob groove 13 is formed in one side of the notch 9, and rollers 14 are mounted below the rotary screws 12, an electric heating piece 15 is installed on one side inside a battery protection shell 1, a DHT-11 temperature and humidity sensor 22 is arranged above the electric heating piece 15, a pushing knob 16 is arranged above the battery protection shell 1, an anode wiring board 17 is arranged below an anode external wiring column 5, a cathode wiring board 18 is arranged below a cathode external wiring column 6, a pressing gear structure is arranged inside a pressing switch socket 7, a spring is arranged outside the pressing gear structure, the anode external wiring column 5 and the cathode external wiring column 6 are connected with the pressing switch socket 7 through the spring, the anode external wiring column 5 and the cathode external wiring column 6 are in contact with the anode wiring board 17 and the cathode wiring board 18 through the pressing gear structure and the spring inside the pressing switch socket 7, and the lithium ion battery pack 21 can be powered on and powered off at any time.
Furthermore, the display screen 2 is fixedly connected with the battery protection shell 1 through a fixing screw, the display screen 2 is electrically connected with the anode external terminal 5 and the cathode external terminal 6, when the humidity reaches a certain value, the humidity is transmitted to a display screen 2 on the surface of a battery protection shell 1 through a DHT-11 temperature and humidity sensor 22, a protection shell door 8 is connected with the battery protection shell 1 through a hinge, a sealing gasket is arranged between the battery protection shell 1 and the protection shell door 8, a door buckle 10 is opened to open the protection shell door 8, a groove 11 and the battery protection shell 1 are arranged into an integral structure, an opening sealing gasket is arranged inside a gap 9, a roller 14 is rotationally connected with the groove 11 through a rotating screw 12 to rotate the roller 14 to the ground through the rotating screw 12, the transportation is convenient, and when the roller 14 is required to be used, the roller is pushed into the groove 11 through the rotating screw 12.
Further, a battery fixing plate 19 is mounted below the negative electrode wiring plate 18, a slide rail 20 is provided below the battery fixing plate 19, and a lithium ion battery pack 21 is provided above the slide rail 20.
Further, the electric heating sheet 15 is connected with the battery protection shell 1 through a fixing screw, the electric heating sheet 15 is electrically connected with the positive external connecting post 5 and the negative external connecting post 6, the electric heating sheet 15 is opened through the switch button 3, the air inside the battery protection shell 1 is heated to evaporate moisture in the air, the positive wiring board 17 and the negative wiring board 18 are bonded with the battery fixing plate 19, the telescopic loop bar is arranged below the push knob 16 and penetrates through the battery protection shell 1 to be fixedly connected with the battery fixing plate 19, the telescopic loop bar is pulled out from the knob groove 13 to push the knob 16 to pass through the notch 9, the slide rail 20 is welded with the battery protection shell 1, the lithium ion battery pack 21 is pushed out of the battery protection shell 1 through the slide rail 20 and the pulley 28, and transportation and disassembly are facilitated.
Further, a lithium ion battery cell 23 is provided inside the lithium ion battery pack 21, a battery positive electrode 24 is provided outside the lithium ion battery cell 23, an electrolyte separator 25 is provided outside the battery positive electrode 24, a battery negative electrode 27 is provided outside the electrolyte separator 25, and a positive electrode connecting sheet 26 is provided on the outer surface of the lithium ion battery cell 23.
Further, the battery cell 23 in the lithium ion battery is provided with eighteen, the positive connecting sheet 26 is electrically connected with the battery positive electrode 24, the battery negative electrode 27 is set to be a battery negative electrode 27 made of a silicon carbon material with a special effect and carbon microsphere graphite, the modified novel silicon carbon composite battery negative electrode 27 material improves the energy density of the battery, and the safety performance and the service life of the lithium iron phosphate battery can be improved due to the formula of the functional electrolyte diaphragm 25 added by various rare lithium salts.
Further, a shock absorption air cushion 29 is arranged below the lithium ion battery pack 21, and pulleys 28 are arranged on two sides of the shock absorption air cushion 29.
Further, the shock absorption air cushion 29 is bonded with the lithium ion battery pack 21, the shock absorption air cushion 29 reduces the shock of the lithium ion battery pack 21 in the battery protection shell 1, and the pulley 28 is connected with the shock absorption air cushion 29 through a fixed bearing.
Further, the valve cover body 30 is arranged above the waterproof vent valve 4, the waterproof vent valve 31 is arranged below the valve cover body 30, the sealing ring 32 is arranged below the waterproof vent valve 31, the vent hole 33 is formed in the outer surface of the waterproof vent valve 4, the threaded rod 34 is arranged below the waterproof vent valve 4, the anti-skid gasket 35 is arranged below the threaded rod 34, and the nut 36 is arranged below the anti-skid gasket 35.
The working principle is as follows: when the lithium ion battery pack is used, the waste lithium ion batteries are recycled in a gradient way and the waste lithium ion batteries are recycled, valuable lithium salts are extracted through a selective leaching reagent, a silicon carbon material and a carbon microsphere graphite cathode material with special effects are manufactured, the material is used as a cathode, the manufactured high-energy density lithium iron phosphate battery is manufactured, the manufactured lithium ion battery pack 21 is firmly fixed through a battery fixing plate 19 and then is placed into a battery protection shell 1, a pressing gear structure and a spring in a switch sleeve opening 7 are pressed to enable an anode external terminal 5 and a cathode external terminal 6 to be in contact with an anode wiring board 17 and a cathode wiring board 18, so that the lithium ion battery pack 21 can be powered on and off at any time, when the humidity reaches a certain value, the power is transmitted to a display screen 2 on the surface of the battery protection shell 1 through a DHT-11 temperature and humidity sensor 22, an electric heating piece 15 is turned on through a switch button 3, the air in the battery protection shell 1 is heated to evaporate moisture in the air, the waterproof vent valve 4 can achieve the effect of balancing the air pressure inside and outside the battery protection shell 1, the roller 14 is rotated to the ground through the rotary screw 12 and can be conveniently transported, when the battery is required to be used, the roller 14 is pushed into the groove 11 through the rotary screw 12 without occupying space, the battery is very convenient to use, the battery is discharged after being used and worn, then the telescopic loop rod is pulled out from the knob groove 13 to push the knob 16 to pass through the notch 9, the door buckle 10 is opened to open the protection shell door 8, the lithium ion battery pack 21 can be pushed out of the battery protection shell 1 through the slide rail 20 and the pulley 28, the transportation and the disassembly are convenient, the lithium ion battery core 23 is soaked, the electrolyte diaphragm 25 is removed, the battery anode 24 and the battery cathode 27 are sorted, the secondary utilization and the waste lithium ion battery recycling are realized, valuable lithium salt is extracted by a selective leaching reagent, so that the production cost is reduced.
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.
Claims (9)
1. The utility model provides a lithium ion battery of production is recycled to old and useless lithium ion battery, includes battery protection shell (1), its characterized in that: the outer surface of the battery protection shell (1) is provided with a display screen (2), one side of the display screen (2) is provided with a switch button (3), one side of the battery protection shell (1) is provided with a waterproof vent valve (4), the upper end face of the battery protection shell (1) is provided with an anode external terminal (5), one side of the anode external terminal (5) is provided with a cathode external terminal (6), a pressing switch sleeve opening (7) is arranged below the cathode external terminal (6), the other side of the battery protection shell (1) is provided with a protection shell door (8), the upper end face of the battery protection shell (1) is provided with a notch (9), one side of the notch (9) is provided with a door buckle (10), two sides of the lower end of the battery protection shell (1) are both provided with grooves (11), and a rotary screw (12) is arranged in each groove (11), a knob groove (13) is arranged at one side of the gap (9), a roller (14) is arranged below the rotary screw (12), an electric heating sheet (15) is arranged on one side inside the battery protection shell (1), a DHT-11 temperature and humidity sensor (22) is arranged above the electric heating sheet (15), a push knob (16) is arranged above the battery protection shell (1), an anode wiring board (17) is arranged below the anode external wiring column (5), a negative terminal plate (18) is arranged below the negative external terminal (6), a press gear structure is arranged inside the press switch sleeve opening (7), a spring is arranged outside the pressing gear structure, the positive external terminal (5) and the negative external terminal (6) are connected with a pressing switch sleeve opening (7) through the spring, the protective shell door (8) is connected with the battery protective shell (1) through a hinge.
2. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 1, wherein: display screen (2) are through fixed screw and battery protection shell (1) fixed connection, display screen (2) and anodal external terminal (5) and negative pole external terminal (6) electric connection, be provided with seal ring between battery protection shell (1) and protecting sheathing door (8), recess (11) and battery protection shell (1) set up structure as an organic whole, the inside of breach (9) is provided with the opening and seals up, gyro wheel (14) are rotated through rotatory screw (12) and recess (11) and are connected.
3. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 1, wherein: a battery fixing plate (19) is installed below the negative electrode wiring board (18), a sliding rail (20) is arranged below the battery fixing plate (19), and a lithium ion battery pack (21) is arranged above the sliding rail (20).
4. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 3, wherein: the utility model discloses a battery protection device, including electric heating piece (15), battery protection shell (1), electric heating piece (15) and anodal external terminal (5) and negative pole external terminal (6) electric connection, anodal wiring board (17) and negative pole wiring board (18) are bound with battery fixed plate (19) and are connected, the below that promotes knob (16) is provided with flexible loop bar, and flexible loop bar passes battery protection shell (1) and battery fixed plate (19) fixed connection, slide rail (20) and battery protection shell (1) welded connection.
5. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 3, wherein: the inside of lithium ion battery group (21) is provided with lithium ion battery inner cell (23), the outside of lithium ion battery inner cell (23) is provided with battery positive pole (24), the outside of battery positive pole (24) is provided with electrolyte diaphragm (25), the outside of electrolyte diaphragm (25) is provided with battery negative pole (27), the surface of lithium ion battery inner cell (23) is provided with anodal connection piece (26).
6. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 5, wherein: the lithium ion battery is characterized in that eighteen lithium ion battery cells (23) are arranged, and the positive connecting piece (26) is electrically connected with the battery positive electrode (24).
7. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 5, wherein: a shock absorption air cushion (29) is arranged below the lithium ion battery pack (21), and pulleys (28) are arranged on two sides of the shock absorption air cushion (29).
8. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 7, wherein: the shock absorption air cushion (29) is connected with the lithium ion battery pack (21) in an adhesion mode, and the pulley (28) is connected with the shock absorption air cushion (29) through a fixed bearing.
9. The lithium ion battery produced by recycling the waste lithium ion battery according to claim 1, wherein: the waterproof ventilation valve is characterized in that a valve cover body (30) is arranged above the waterproof ventilation valve (4), a waterproof ventilation film (31) is arranged below the valve cover body (30), a sealing ring (32) is arranged below the waterproof ventilation film (31), a ventilation hole (33) is formed in the outer surface of the waterproof ventilation valve (4), a threaded rod (34) is arranged below the waterproof ventilation valve (4), an anti-slip gasket (35) is arranged below the threaded rod (34), and a nut (36) is arranged below the anti-slip gasket (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910148672.XA CN109888367B (en) | 2019-02-28 | 2019-02-28 | Lithium ion battery produced by recycling waste lithium ion battery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910148672.XA CN109888367B (en) | 2019-02-28 | 2019-02-28 | Lithium ion battery produced by recycling waste lithium ion battery |
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| CN109888367A CN109888367A (en) | 2019-06-14 |
| CN109888367B true CN109888367B (en) | 2021-05-25 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110379975B (en) * | 2019-09-04 | 2024-02-09 | 航天科工微电子系统研究院有限公司 | New energy battery with high protection |
| CN116893707B (en) * | 2023-08-29 | 2024-04-09 | 上海畅联国际物流股份有限公司 | Box-type three-dimensional warehouse intelligent temperature control system and temperature control device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86205330U (en) * | 1986-07-20 | 1987-09-02 | 詹保庄 | Pressing switch |
| JP2002124236A (en) * | 2000-10-12 | 2002-04-26 | Toyota Motor Corp | Sealed battery |
| CN100557857C (en) * | 2004-01-15 | 2009-11-04 | 松下电器产业株式会社 | Compact power and portable power source system |
| CN201112464Y (en) * | 2007-10-18 | 2008-09-10 | 奇瑞汽车股份有限公司 | Accumulator connecting terminal for automobile |
| JP2012059362A (en) * | 2010-09-03 | 2012-03-22 | Mitsubishi Heavy Ind Ltd | Battery pack |
| CN202352919U (en) * | 2011-11-04 | 2012-07-25 | 浙江大学 | Pop-up power supply socket |
| CN102697270A (en) * | 2012-07-04 | 2012-10-03 | 上海冶成国际贸易有限公司 | Luggage carrier |
| CN203434209U (en) * | 2013-08-19 | 2014-02-12 | 长江南京航道局镇江航道管理处 | Waterproof battery box for navigation mark lithium battery |
| CN103474611B (en) * | 2013-08-20 | 2016-01-06 | 浙江佳贝思绿色能源有限公司 | A kind of battery pack |
| CN204029896U (en) * | 2014-08-11 | 2014-12-17 | 今创集团股份有限公司 | The double-deck heavy duty batteries case of a kind of bi-directional push-pull |
| CN206395172U (en) * | 2017-01-17 | 2017-08-11 | 山东瑞芝生物科技有限公司 | A kind of anti-extrusion health-care product package box |
| CN208400922U (en) * | 2018-07-24 | 2019-01-18 | 广州市颢明能源科技有限公司 | A kind of high-strength waterproof lithium battery group |
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