CN118249054B - USB lithium battery - Google Patents
USB lithium battery Download PDFInfo
- Publication number
- CN118249054B CN118249054B CN202410667200.6A CN202410667200A CN118249054B CN 118249054 B CN118249054 B CN 118249054B CN 202410667200 A CN202410667200 A CN 202410667200A CN 118249054 B CN118249054 B CN 118249054B
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- rod
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- sliding
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 44
- 239000004020 conductor Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/591—Covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/623—Portable devices, e.g. mobile telephones, cameras or pacemakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Computer Hardware Design (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention belongs to the technical field of rechargeable batteries, and discloses a USB lithium battery, which comprises a shell, a battery cell, an upper cover plate and a lower cover plate, wherein the battery cell, the upper cover plate and the lower cover plate are positioned in the shell, a charging management module is arranged on the lower end face of the upper cover plate, and an indicator lamp and a charging port are arranged on the upper end face of the charging management module in a penetrating way through the upper cover plate, and the USB lithium battery further comprises: the extension assembly comprises a conductive rod in threaded connection with the upper cover plate, and an anode rod is in threaded connection with the inside of the conductive rod; when the conductive rod and the positive electrode rod are rotated, the positive electrode rod extends outwards; the first supporting component comprises round pins symmetrically arranged on the upper end face of the upper cover plate, and a first baffle is rotatably arranged on the outer wall of each round pin; when the first baffle rotates by taking the round pin as the circle center, the first baffle supports the shell; the second support assembly comprises a sliding rod, and a groove is formed in the outer wall of the sliding rod; when the slide bar is pulled out through the groove, the slide bar and the first baffle together prop up the shell. The invention solves the problem that the existing lithium battery can not change the size of the lithium battery to carry out emergency use on the electric appliance.
Description
Technical Field
The invention relates to the technical field of rechargeable batteries, in particular to a USB lithium battery.
Background
USB lithium batteries are commonly referred to as rechargeable lithium batteries that integrate a USB charging interface. This kind of design makes the charging more convenient, only need to connect the USB port to the power and can charge. Such batteries are commonly used in some portable devices, such as flashlights, charging kiosks, portable speakers, etc., to enable a user to more conveniently charge the device outdoors.
The Chinese patent discloses a USB rechargeable lithium battery with the application number 202010079994.6, which comprises a steel shell, a battery core, a first bracket, a second bracket, a USB charging port, an indicator lamp, a positive electrode output unit, a negative electrode output unit and a flexible circuit board.
The battery has high space utilization rate, but the lithium batteries used by portable electric appliances are different in types during outdoor activities, (the common types of the lithium batteries are 18650 are 18 mm in diameter and 65 mm in length, 14500 is 14 mm in diameter and 50 mm in length, 10440 is 10 mm in diameter and 44 mm in length, the batteries have the same voltage and different capacities), and the battery cannot predict which type of lithium battery needs to be carried as a standby battery, and the outdoor activities are high in physical effort, and all types of lithium batteries cannot be aligned, so that the USB lithium battery capable of changing the size to adapt to different electric appliances is needed to be used as an emergency.
Disclosure of Invention
The invention aims to provide a USB lithium battery, which solves the problem that the existing lithium battery cannot change the size of the lithium battery to carry out emergency use on electric appliances.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a USB lithium cell, includes the shell, is located the inside electric core of shell and is located upper cover plate and the lower apron of both sides about the electric core, charging management module is installed to terminal surface under the upper cover plate, charging management module up end runs through the upper cover plate and installs the pilot lamp and charge the mouth, still includes:
the extension component is arranged above the battery cell and comprises a conductive rod in threaded connection with the upper cover plate, and the inside of the conductive rod is in threaded connection with a positive electrode rod; when the conductive rod and the positive electrode rod are rotated, the positive electrode rod extends outwards;
The first supporting component is arranged above the upper cover plate and comprises round pins symmetrically arranged on the upper end surface of the upper cover plate, and a first baffle is rotatably arranged on the outer wall of each round pin; when the first baffle rotates by taking the round pin as the circle center, the first baffle supports the shell;
The second supporting component is arranged above the lower cover plate and comprises a sliding rod, and a groove is formed in the outer wall of the sliding rod; when the slide bar is pulled out through the groove, the slide bar and the first baffle together prop up the shell.
Preferably, the lower cover plate is made of conductive material.
Preferably, the charging management module both sides are connected with negative pole connecting wire and positive pole connecting wire respectively, negative pole connecting wire is kept away from charging management module one side and is connected with negative pole conducting strip, and negative pole connecting wire internally mounted has two sets of wires, negative pole conducting strip up end and electric core butt, positive pole connecting wire is kept away from charging management module one side and is connected with positive pole conducting strip, terminal surface and electric core butt under the positive pole conducting strip.
Preferably, the extension assembly further comprises a second spring wire and a first spring wire, wherein two ends of the second spring wire are respectively arranged on the conductive rod and the positive electrode conductive sheet, and two ends of the first spring wire are respectively arranged on the positive electrode rod and the conductive rod.
Preferably, the first sliding plate is arranged in the sliding rod in a sliding manner, the second tension springs are symmetrically arranged on one side, far away from the groove, of the first sliding plate, the second sliding plate is arranged on one side, far away from the first sliding plate, of the second tension springs, the first tension springs are symmetrically arranged on one side, far away from the second tension springs, of the second sliding plate, and the first tension springs are arranged on the sliding rod on one side, far away from the second sliding plate.
Preferably, the upper end face of one side of the first sliding plate far away from the first tension spring is a slope surface, rollers are symmetrically abutted to the slope surface, the rollers are rotatably arranged on one side of the sliding rod far away from the rollers, and two ends of the squeezing plates are rotatably arranged on the sliding rod far away from one side of the rollers.
Preferably, the first toothed plate is installed on the upper end face of the first sliding plate, the first incomplete gear is symmetrically meshed with the upper end face of the first toothed plate, a second baffle is fixedly installed on one side, away from the sliding rod, of the first incomplete gear, and the first incomplete gear is rotationally connected with the sliding rod.
Preferably, the second toothed plate is arranged on the upper end surface of the second sliding plate, the second incomplete gear is symmetrically meshed with the upper end surface of the second toothed plate, a third baffle is fixedly arranged on one side, away from the sliding rod, of the second incomplete gear, and the second incomplete gear is rotationally connected with the sliding rod.
Preferably, an opening is formed in the outer wall of the shell, corresponding to the sliding rod.
Preferably, the upper end face of the lower cover plate is provided with a first micro motor and a second micro motor, output shafts of the first micro motor and the second micro motor are respectively provided with a first connecting sheet and a second connecting sheet, the first connecting sheets and the second connecting sheets are arranged in a staggered mode, and the first connecting sheets and the second connecting sheets are respectively connected with two groups of wires inside the negative electrode connecting wire.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention is provided with the first baffle, and the first baffle can shield the charging port to prevent dust and the like from entering;
2. the invention is provided with the extension component, the conductive rod is extended outwards by rotating the conductive rod, the second spring wire is stretched, and then the positive electrode rod is rotated, so that the first spring wire is stretched, the original length is changed, and the invention is suitable for different electric appliances;
3. The invention is provided with the first supporting component and the second supporting component, the first baffle is kept at a certain height by reaching a proper angle, and then the sliding rod is pulled by the groove to be the same as the first baffle in height, so that the original diameter is changed, and the invention is suitable for different electric appliances; and in addition, the lithium battery can be unfolded during charging, so that ventilation and heat dissipation of the lithium battery are facilitated;
4. The invention is provided with the first connecting sheet and the second connecting sheet, when the charging management module detects the internal temperature, the first connecting sheet and the second connecting sheet are intermittently communicated with two groups of wires in the negative electrode connecting wire when the temperature is increased, so that one group of wires which generate heat is disconnected, thereby preventing the internal temperature from increasing and improving the charging efficiency.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of FIG. 1 with a first baffle plate removed;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic view of FIG. 3 from another perspective;
FIG. 5 is a cross-sectional view A-A of FIG. 2;
FIG. 6 is a cross-sectional view B-B of FIG. 2;
FIG. 7 is an enlarged schematic view of FIG. 6 at B;
FIG. 8 is a schematic view of a slide bar according to the present invention;
FIG. 9 is a cross-sectional view of FIG. 8;
fig. 10 is an enlarged schematic view at a in fig. 4.
In the figure: 1. a housing; 2. round pins; 3. a first baffle; 4. a positive electrode rod; 5. a charging port; 501. an indicator light; 6. an upper cover plate; 7. a conductive rod; 8. a charging management module; 9. a battery cell; 10. a lower cover plate; 11. an opening; 12. a negative electrode connecting wire; 1201. a first micro motor; 1202. a first connecting piece; 1203. a second connecting piece; 1204. a second micro motor; 13. a slide bar; 14. a positive electrode connecting wire; 15. a positive electrode conductive sheet; 16. a negative electrode conductive sheet; 17. a first spring wire; 18. a second spring wire; 19. a groove; 20. a first slide plate; 21. a roller; 22. an extrusion plate; 23. a first toothed plate; 24. a first incomplete gear; 25. a second baffle; 26. a second toothed plate; 27. a second incomplete gear; 28. a third baffle; 29. a first tension spring; 30. a second slide plate; 31. and a second tension spring.
Detailed Description
Referring to fig. 1 to 10, the present invention provides a technical solution: the utility model provides a USB lithium cell, includes shell 1, is located the inside electric core 9 of shell 1 and is located the upper cover plate 6 and the lower apron 10 of electric core 9 upper and lower both sides, charging management module 8 is installed to terminal surface under the upper cover plate 6, charging management module 8 up end runs through upper cover plate 6 and installs pilot lamp 501 and charge mouth 5, still includes:
The extension component is arranged above the battery cell 9 and comprises a conductive rod 7 in threaded connection with the upper cover plate 6, and the inside of the conductive rod 7 is in threaded connection with the positive electrode rod 4; when the conductive rod 7 and the positive electrode rod 4 are rotated, the positive electrode rod 4 protrudes outward;
The first support component is arranged above the upper cover plate 6 and comprises round pins 2 symmetrically arranged on the upper end surface of the upper cover plate 6, and a first baffle plate 3 is rotatably arranged on the outer wall of the round pins 2; when the first baffle plate 3 rotates by taking the round pin 2 as the circle center, the first baffle plate 3 props up the shell 1;
the second supporting component is arranged above the lower cover plate 10 and comprises a sliding rod 13, and a groove 19 is formed in the outer wall of the sliding rod 13; when the slide bar 13 is pulled out through the groove 19, the slide bar 13 supports the housing 1 together with the first shutter 3.
Further, the lower cover plate 10 is made of conductive material and is connected with the negative electrode of the battery cell 9;
Further, as shown in fig. 3 to 6, two sides of the charging management module 8 are respectively connected with a negative electrode connecting wire 12 and a positive electrode connecting wire 14, one side, far away from the charging management module 8, of the negative electrode connecting wire 12 is connected with a negative electrode conducting plate 16, two groups of wires are installed inside the negative electrode connecting wire 12, the upper end face of the negative electrode conducting plate 16 is abutted against the battery cell 9, one side, far away from the charging management module 8, of the positive electrode connecting wire 14 is connected with a positive electrode conducting plate 15, and the lower end face of the positive electrode conducting plate 15 is abutted against the battery cell 9;
Further, as shown in fig. 5 to 7, the extension assembly further comprises a second spring wire 18 and a first spring wire 17, wherein two ends of the second spring wire 18 are respectively mounted on the conductive rod 7 and the positive electrode conductive sheet 15, and two ends of the first spring wire 17 are respectively mounted on the positive electrode rod 4 and the conductive rod 7;
the first spring wire 17 and the second spring wire 18 can be lengthened and shortened;
Further, as shown in fig. 7 and 8, the first sliding plate 20 is slidably mounted inside the sliding rod 13, a second tension spring 31 is symmetrically mounted on a side, away from the groove 19, of the first sliding plate 20, a second sliding plate 30 is mounted on a side, away from the first sliding plate 20, of the second tension spring 31, a first tension spring 29 is symmetrically mounted on a side, away from the second tension spring 31, of the second sliding plate 30, and the first tension spring 29 is mounted on the sliding rod 13 on a side, away from the second sliding plate 30;
when the first tension spring 29 is contracted, the second slide plate 30 is pulled, and then the second slide plate 30 pulls the first slide plate 20 through the second tension spring 31;
When the second tension spring 31 is contracted, the second slider 30 is pulled;
further, as shown in fig. 8, the upper end surface of the first sliding plate 20 far away from the first tension spring 29 is a slope surface, the slope surface is symmetrically abutted with rollers 21, the side of the rollers 21 far away from the sliding rod 13 is rotatably provided with a squeeze plate 22, and the two sides of the squeeze plate 22 far away from the rollers 21 are rotatably arranged on the sliding rod 13;
When the slope surface presses the roller 21, the roller 21 drives the pressing plate 22 to rotate on the slide bar 13;
when the pressing plate 22 is pressed, the roller 21 presses the slope surface;
Further, as shown in fig. 9, a first toothed plate 23 is mounted on the upper end surface of the first sliding plate 20, a first incomplete gear 24 is symmetrically meshed with the upper end surface of the first toothed plate 23, a second baffle 25 is fixedly mounted on one side, away from the sliding rod 13, of the first incomplete gear 24, and the first incomplete gear 24 is rotationally connected with the sliding rod 13;
when the first sliding plate 20 moves, the first toothed plate 23 is driven to move, and as the first toothed plate 23 is meshed with the first incomplete gear 24, the first incomplete gear 24 drives the second baffle 25 to tilt or keep horizontal in the sliding rod 13;
further, as shown in fig. 9, the upper end surface of the second sliding plate 30 is provided with a second toothed plate 26, the upper end surface of the second toothed plate 26 is symmetrically meshed with a second incomplete gear 27, a third baffle 28 is fixedly arranged on one side, away from the sliding rod 13, of the second incomplete gear 27, and the second incomplete gear 27 is rotationally connected with the sliding rod 13;
When the second sliding plate 30 moves, the second toothed plate 26 is driven to move, and as the second toothed plate 26 is meshed with the second incomplete gear 27, the second incomplete gear 27 drives the third baffle 28 to tilt or keep horizontal in the sliding rod 13;
Further, as shown in fig. 3, an opening 11 is formed at the outer wall of the housing 1 corresponding to the sliding rod 13, so as to facilitate sliding out and storage of the sliding rod 13;
Further, as shown in fig. 10, a first micro motor 1201 and a second micro motor 1204 are mounted on the upper end surface of the lower cover plate 10, the output shafts of the first micro motor 1201 and the second micro motor 1204 are respectively provided with a first connection piece 1202 and a second connection piece 1203, the first connection piece 1202 and the second connection piece 1203 are staggered, and the first connection piece 1202 and the second connection piece 1203 are respectively connected with two groups of wires inside the negative electrode connection wire 12;
The first micro motor 1201 drives the first connection piece 1202 to rotate, so that the lead in the negative electrode connection wire 12 can be connected and disconnected;
The second micro motor 1204 drives the second connecting piece 1203 to rotate, and the other group of wires in the negative electrode connecting wire 12 can be connected and disconnected, so that intermittent connection of the two groups of wires in the negative electrode connecting wire 12 is realized, and the influence on charging efficiency caused by overhigh temperature of the negative electrode connecting wire 12 is prevented.
Working principle: the first step: firstly, through rotating a first baffle 3, the first baffle 3 rotates by taking a round pin 2 as a circle center, the first baffle 3 props up one end of the positive electrode of a shell 1, then the first baffle 3 is buckled into a groove 19 by hand, at the moment, a slide bar 13 slides out of an opening 11, a squeezing plate 22 is not squeezed any more, and meanwhile, the first baffle 20 moves, the first baffle 23 and a second baffle 26 are driven to move, as the first baffle 23 and the second baffle 26 are respectively meshed with a first incomplete gear 24 and a second incomplete gear 27, when the second baffle 25 slides out of the opening 11, the second baffle 25 is not squeezed, at the moment, a second tension spring 31 contracts, the first slide 20 is driven to move to the side far away from the groove 19, a slope surface of the first slide plate 20 can squeeze a roller 21, the roller 21 can drive the squeezing plate 22 to rotate on the slide bar 13 to lift, and meanwhile, the first baffle 23 drives the first incomplete gear 24 to rotate, the first incomplete gear 24 to lift the second baffle 25, and the second baffle 25 is abutted to the outer wall of the shell 1, and as the third baffle 28 is not squeezed, and when the third baffle 28 is not pushed by the second baffle 28, the second baffle 28 is driven to lift the second baffle 30, the second baffle 30 is driven to move, and the lithium battery is pushed to the second baffle 30, and the lithium battery is fully lift up on the outer wall of the shell through the lithium battery, and the second baffle 30 is stably, and the lithium battery is charged, and the lithium battery is supported by the second baffle 30 is pushed to the second baffle 30 and the lithium battery is pushed to the lithium-stage, and the lithium battery is fully-charged by the lithium battery, and the lithium battery is charged by the lithium battery is charged;
In this process, since the length of the negative electrode connection wire 12 is longer, heat is easily generated, and when the temperature becomes high, the charging management module 8 detects the internal temperature, as shown in fig. 10, first controls the second micro-motor 1204 to rotate, drives the second connection piece 1203 to rotate, so that the first connection piece 1202 and the second connection piece 1203 are communicated with both groups of wires in the negative electrode connection wire 12, then controls the first micro-motor 1201 to rotate, drives the first connection piece 1202 to rotate, and cuts off a group of wires which generate heat, thereby preventing the internal temperature from rising, and improving the charging efficiency;
And a second step of: when the charging is finished, the first baffle plate 3 is rotated, the first baffle plate 3 can shield the charging port 5 to prevent dust and the like from entering, the charging is influenced, then the extruding plate 22 is pressed by hand, the extruding plate 22 drives the roller 21 to extrude the slope surface on the first sliding plate 20, the first sliding plate 20 moves towards one side of the groove 19, the first sliding plate 20 drives the second sliding plate 30 to pull the first tension spring 29 through the second tension spring 31, at the moment, the first toothed plate 23 on the first sliding plate 20 drives the second baffle plate 25 to reversely rotate through the first incomplete gear 24, the second toothed plate 26 on the second sliding plate 30 drives the third baffle plate 28 to reversely rotate through the second incomplete gear 27, the second baffle plate 25 and the third baffle plate 28 are retracted into the sliding rod 13, and then the sliding rod 13 is pushed into the shell 1 through the opening 11 by hand;
And a third step of: when the lithium battery is required to be emergent outdoors, taking an electric lamp as an example, rotating the first baffle plate 3 to a proper angle to enable the first baffle plate to keep a certain height, then pulling the slide rod 13 through the groove 19 to enable the slide rod to be the same as the first baffle plate 3 in height, secondly enabling the conductive rod 7 to extend outwards through rotating the conductive rod 7, stretching the second spring wire 18, then rotating the positive electrode rod 4 to enable the positive electrode rod 4 to stretch the first spring wire 17, and when the first spring wire reaches a proper length, putting the lithium battery into a lithium battery box of the electric lamp to enable the positive electrode and the negative electrode of the lithium battery to be aligned with the inner part of the electric lamp, so that emergent use can be performed.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a USB lithium cell, includes shell (1), is located the inside electric core (9) of shell (1) and is located upper cover plate (6) and lower apron (10) of both sides about electric core (9), charging management module (8) are installed to terminal surface under upper cover plate (6), charging management module (8) up end runs through upper cover plate (6) and installs pilot lamp (501) and mouth (5) that charges, its characterized in that still includes:
The extension assembly is arranged above the battery cell (9) and comprises a conductive rod (7) in threaded connection with the upper cover plate (6), and the inside of the conductive rod (7) is in threaded connection with the positive electrode rod (4); when the conductive rod (7) and the positive electrode rod (4) are rotated, the positive electrode rod (4) extends outwards;
The first supporting component is arranged above the upper cover plate (6) and comprises round pins (2) symmetrically arranged on the upper end surface of the upper cover plate (6), and a first baffle (3) is rotatably arranged on the outer wall of the round pins (2); when the first baffle plate (3) rotates by taking the round pin (2) as the circle center, the first baffle plate (3) props up the shell (1);
The second supporting component is arranged above the lower cover plate (10) and comprises a sliding rod (13), and a groove (19) is formed in the outer wall of the sliding rod (13); when the sliding rod (13) is pulled out through the groove (19), the sliding rod (13) and the first baffle (3) together prop up the shell (1);
The charging management module (8) is characterized in that two sides of the charging management module (8) are respectively connected with a negative electrode connecting wire (12) and a positive electrode connecting wire (14), one side, far away from the charging management module (8), of the negative electrode connecting wire (12) is connected with a negative electrode conducting strip (16), two groups of wires are arranged in the negative electrode connecting wire (12), the upper end face of the negative electrode conducting strip (16) is abutted to the battery cell (9), one side, far away from the charging management module (8), of the positive electrode connecting wire (14) is connected with a positive electrode conducting strip (15), and the lower end face of the positive electrode conducting strip (15) is abutted to the battery cell (9);
The extension assembly further comprises a second spring wire (18) and a first spring wire (17), two ends of the second spring wire (18) are respectively arranged on the conductive rod (7) and the positive electrode conductive sheet (15), and two ends of the first spring wire (17) are respectively arranged on the positive electrode rod (4) and the conductive rod (7).
2. The USB lithium battery of claim 1, wherein: the lower cover plate (10) is made of conductive materials.
3. The USB lithium battery of claim 1, wherein: the sliding rod (13) is internally provided with a first sliding plate (20) in a sliding manner, the first sliding plate (20) is far away from a side of the groove (19) and is symmetrically provided with a second tension spring (31), the second sliding plate (30) is arranged on one side of the second tension spring (31) far away from the first sliding plate (20), the second sliding plate (30) is far away from the second tension spring (31) and is symmetrically provided with a first tension spring (29), and the first tension spring (29) is arranged on the sliding rod (13) far away from one side of the second sliding plate (30).
4. A USB lithium battery according to claim 3, wherein: the upper end face of one side of the first sliding plate (20) away from the second tension spring (31) is a slope surface, rollers (21) are symmetrically abutted to the slope surface, the rollers (21) are rotatably mounted on one side of the sliding rod (13), which is away from the sliding rod (13), and two ends of the squeezing plate (22) are rotatably mounted on the sliding rod (13), which is away from one side of the rollers (21).
5. A USB lithium battery according to claim 3, wherein: the first toothed plate (23) is installed on the upper end face of the first sliding plate (20), a first incomplete gear (24) is symmetrically meshed with the upper end face of the first toothed plate (23), a second baffle (25) is fixedly installed on one side, away from the sliding rod (13), of the first incomplete gear (24), and the first incomplete gear (24) is rotationally connected with the sliding rod (13).
6. A USB lithium battery according to claim 3, wherein: the second toothed plate (26) is installed on the upper end face of the second sliding plate (30), a second incomplete gear (27) is symmetrically meshed with the upper end face of the second toothed plate (26), a third baffle (28) is fixedly installed on one side, away from the sliding rod (13), of the second incomplete gear (27), and the second incomplete gear (27) is rotationally connected with the sliding rod (13).
7. The USB lithium battery of claim 1, wherein: an opening (11) is formed in the outer wall of the shell (1) corresponding to the sliding rod (13).
8. The USB lithium battery of claim 1, wherein: the upper end face of the lower cover plate (10) is provided with a first micro motor (1201) and a second micro motor (1204), output shafts of the first micro motor (1201) and the second micro motor (1204) are respectively provided with a first connecting sheet (1202) and a second connecting sheet (1203), the first connecting sheet (1202) and the second connecting sheet (1203) are arranged in a staggered mode, and the first connecting sheet (1202) and the second connecting sheet (1203) are respectively connected with two groups of wires inside the negative electrode connecting wire (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410667200.6A CN118249054B (en) | 2024-05-28 | 2024-05-28 | USB lithium battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410667200.6A CN118249054B (en) | 2024-05-28 | 2024-05-28 | USB lithium battery |
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| CN118249054A CN118249054A (en) | 2024-06-25 |
| CN118249054B true CN118249054B (en) | 2024-09-17 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110188A (en) * | 2017-12-14 | 2018-06-01 | 王伟 | A kind of perfect heat-dissipating and explosion-proof lithium battery |
| CN111276644A (en) * | 2020-02-04 | 2020-06-12 | 张运杰 | USB charging type lithium battery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8058840B2 (en) * | 2006-05-25 | 2011-11-15 | Moxia Energy Holdings Limited | Rechargeable battery assembly with movable connector and power conversion circuitry |
| CN110233283B (en) * | 2019-07-10 | 2021-07-23 | 深圳先进储能材料国家工程研究中心有限公司 | High energy density secondary lithium ion battery |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110188A (en) * | 2017-12-14 | 2018-06-01 | 王伟 | A kind of perfect heat-dissipating and explosion-proof lithium battery |
| CN111276644A (en) * | 2020-02-04 | 2020-06-12 | 张运杰 | USB charging type lithium battery |
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