CN220753625U - Lithium battery convenient to carry - Google Patents
Lithium battery convenient to carry Download PDFInfo
- Publication number
- CN220753625U CN220753625U CN202322207121.0U CN202322207121U CN220753625U CN 220753625 U CN220753625 U CN 220753625U CN 202322207121 U CN202322207121 U CN 202322207121U CN 220753625 U CN220753625 U CN 220753625U
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- CN
- China
- Prior art keywords
- lithium battery
- hollow
- outer case
- screw rod
- battery cells
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 69
- 239000000178 monomer Substances 0.000 claims abstract description 18
- 230000002457 bidirectional effect Effects 0.000 claims description 22
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000717 retained effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a lithium battery convenient to carry, which comprises an outer case, wherein hollow side supports are fixed on the outer walls of two sides of the outer case, a plurality of hollow bottom frames are arranged at the bottom ends of the hollow side supports, and an upper cover plate is bolted to the top end of the outer case; the lithium battery single body is arranged in the outer case, the quantity of the lithium battery single bodies is the same as that of the hollow underframe, the positive and negative electrode poles are arranged at the top ends of the lithium battery single bodies, and through holes concentric with the positive and negative electrode poles are formed in the top ends of the upper cover plates. Compared with the batteries which are completely retained in the shell, the utility model has the advantages that the labor is saved relatively for the staff to take out each battery monomer, the whole shell is not required to be disassembled, only the target battery monomer is required to be taken out or inserted independently, the operation flow is greatly simplified, the time and the workload are saved, and convenience is provided for the use and maintenance of users.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a portable lithium battery.
Background
An outdoor lithium battery is a battery used in outdoor activities and emergency situations, and converts chemical energy into electric energy through electrochemical reaction of lithium ions between positive and negative electrodes. They are widely used for powering mobile devices and outdoor tools, such as portable electronic devices, electric tools, unmanned aerial vehicles, electric bicycles, etc. The lithium battery has the advantages of high energy density, long service life, low self-discharge rate, small volume weight and the like, can provide stable and reliable power supply, and in the prior art, for a rechargeable outdoor lithium battery structure, a plurality of lithium batteries are placed in one shell together, when the lithium batteries are replaced and maintained, as the lithium batteries are completely submerged in the box body, a certain difficulty exists in taking out the battery monomers, namely, as the lithium batteries are completely submerged in the box body, and the lithium batteries are heavy, a user cannot directly access each battery monomer, so that when a certain specific battery monomer needs to be replaced or maintained, the whole shell needs to be disassembled, the operation complexity and the time cost are increased, and even the whole shell needs to be replaced, so that the use cost and the workload are increased.
Disclosure of Invention
The present utility model is directed to a portable lithium battery, which solves the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a portable lithium battery comprising:
the outer chassis, both sides of the outer chassis are fixed with hollow side supports on the outer wall, the bottom of the hollow side support is installed with a plurality of hollow underframes, the top of the outer chassis is bolted with an upper cover plate;
the lithium battery cells are arranged in the outer case, the number of the lithium battery cells is the same as that of the hollow underframe, positive and negative electrode posts are arranged at the top ends of the lithium battery cells, and through holes concentric with the positive and negative electrode posts are formed at the top ends of the upper cover plate;
the trapezoid slipway is slidably arranged in the hollow temple, and the slope outer wall of the trapezoid slipway is in contact with the bottom end of the lithium battery cell;
the screw rod bidirectional pushing structure is arranged in the hollow underframe and used for driving the two trapezoidal sliding tables to move in opposite directions, and a knob for driving the screw rod bidirectional pushing structure to work is arranged on the outer wall of one side of the hollow underframe.
Preferably, the lithium battery monomer and the hollow bottom frame are all arranged at equal intervals.
Preferably, handles are arranged on the outer walls of the two sides of the outer case.
Preferably, the diameter of the through hole is larger than or equal to the outer diameter of the lithium battery cell.
Preferably, the bidirectional pushing structure of the screw rod comprises bearing seats fixed on two sides of the bottom of the hollow bottom frame and a bidirectional screw rod rotatably installed between the two bearing seats, wherein nut sleeves are installed at thread positions at two ends of the surface of the bidirectional screw rod, and the top ends of the nut sleeves are fixedly connected with the bottom ends of the trapezoidal sliding table through connecting blocks.
Preferably, the outer case, the hollow side support and the hollow bottom frame are made of hard plastic components.
Compared with the prior art, the utility model has the beneficial effects that: this portable's lithium cell is through being provided with the outer quick-witted case and lithium cell etc. mutually supporting structure, outer quick-witted case is as a plurality of lithium cell free protective housing, external terminal accessible through-hole is docked with the positive and negative utmost point post on the lithium cell free, thereby make every lithium cell free carry out independent power supply, drive two trapezoidal slip tables by the two-way propelling movement structure of lead screw and remove in opposite directions, then make the top withdraw gradually to the outside of outer quick-witted case and spill partly, compare in the battery of being detained in the casing entirely, the staff takes out it relatively laborsaving, need not to dismantle whole casing, only need take out alone or insert the target cell free can, the operation flow has been simplified greatly, time and work load have been saved, it is convenient to use for the user, the maintenance is provided.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic side sectional view of the present utility model;
FIG. 4 is a schematic perspective view of the present utility model;
FIG. 5 is a schematic view of the upper cover plate of the present utility model with the upper cover plate removed;
in the figure: 1. an outer case; 2. a handle; 3. an upper cover plate; 301. a through hole; 4. a hollow temple; 401. a trapezoidal sliding table; 5. a hollow bottom frame; 501. a bearing seat; 502. a two-way screw rod; 503. a nut sleeve; 504. a connecting block; 6. a knob; 7. a lithium battery cell; 701. positive and negative electrode posts.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the lithium battery convenient to carry comprises an outer case 1, wherein hollow side supports 4 are fixed on the outer walls of two sides of the outer case 1, a plurality of hollow bottom frames 5 are arranged at the bottom ends of the hollow side supports 4, and an upper cover plate 3 is bolted to the top end of the outer case 1;
handles 2 are arranged on the outer walls of the two sides of the outer case 1, and the carrying operation can be carried out through the handles 2 on the outer wall of the outer case 1, so that a user can conveniently use the outdoor environment;
the lithium battery cells 7, a plurality of lithium battery cells 7 are arranged in the outer case 1, the outer case 1 is used as a protection shell of the plurality of lithium battery cells 7, the number of the lithium battery cells 7 is the same as that of the hollow bottom frames 5, three lithium battery cells 7 and the hollow bottom frames 5 are arranged at equal intervals, the plurality of lithium battery cells 7 are connected in parallel, the positive electrode and the positive electrode of the battery cells are connected, the negative electrode and the negative electrode of the battery cells are connected, the total capacity and the discharge time can be increased by the connection mode, the voltage can be kept unchanged, for example, two lithium battery cells 7 with the capacity of 2000mAh are connected in parallel, and the total capacity is 4000mAh;
the capacities of the batteries are added to obtain a larger total capacity, which means that in a device or system using parallel battery packs, a longer service time can be obtained, and the working time of the batteries is prolonged, which is very beneficial for some devices with high power consumption;
the top end of the lithium battery cell 7 is provided with a positive electrode post 701, the top end of the upper cover plate 3 is provided with a through hole 301 concentric with the positive electrode post 701, and the diameter of the through hole 301 is larger than or equal to the outer diameter of the lithium battery cell 7;
the external binding post can be in butt joint with the positive and negative electrode posts 701 on the lithium battery monomer 7 through the through hole 301, so that the battery can supply power, and the equipment such as an outdoor electric tool, an unmanned aerial vehicle, an electric bicycle, a camping lamp and the like can be used;
the trapezoid slipway 401 is slidably arranged in the hollow temple 4, and the slope outer wall of the trapezoid slipway 401 is in contact with the bottom end of the lithium battery cell 7;
the screw rod bidirectional pushing structure is arranged in the hollow bottom frame 5 and is used for driving the two trapezoidal sliding tables 401 to move in opposite directions, a knob 6 for driving the screw rod bidirectional pushing structure to work is arranged on the outer wall of one side of the hollow bottom frame 5, a worker can remove bolting restriction between the outer case 1 and the upper cover plate 3, the upper cover plate 3 is separated from the outer case 1, then the user drives the screw rod bidirectional pushing structure in the hollow bottom frame 5 to work through the knob 6, and the screw rod bidirectional pushing structure drives the two trapezoidal sliding tables 401 to move in opposite directions;
the two trapezoidal sliding tables 401 can be mutually close, in the process of the two adjacent trapezoidal sliding tables 401 forcing the whole lithium battery unit 7 to slide upwards, namely the top end of the lithium battery unit 7 gradually withdraws to the outside of the outer case 1 and leaks out a part, and at the moment, a worker can take out the ejected lithium battery unit 7;
the screw rod bidirectional pushing structure comprises bearing seats 501 fixed on two sides of the bottom of the hollow bottom frame 5 and a bidirectional screw rod 502 rotatably installed between the two bearing seats 501, wherein nut sleeves 503 are installed at threads at two ends of the surface of the bidirectional screw rod 502, and the top ends of the nut sleeves 503 are fixedly connected with the bottom ends of the trapezoidal sliding tables 401 through connecting blocks 504;
the bidirectional screw rod 502 is driven to rotate through the knob 6, the nut sleeves 503 at two ends of the bidirectional screw rod 502 drive the nut sleeves 503 to move together with the connecting block 504 and the trapezoidal sliding table 401, when the trapezoidal sliding table 401 moves towards the center line of the outer case 1, the trapezoidal sliding table 401 can enable the lithium battery monomer 7 to actively ascend, and then the top end of the lithium battery monomer 7 is lifted by one end distance, so that a worker can conveniently take out the lithium battery monomer 7, individual monitoring and maintenance of the battery monomer are more convenient, and if a certain battery monomer is abnormal, corresponding measures can be timely taken to improve the reliability and safety of the battery;
the outer case 1, the hollow temple 4 and the hollow bottom frame 5 are made of hard plastic members, the hard plastic members generally have higher strength and rigidity, good structural support and bearing capacity can be provided, and the hard plastic members generally have lower density, so that the battery can be helped to realize the light weight of the product.
When the embodiment of the application is used, firstly, the outer case 1 is used as a protection shell of a plurality of lithium battery monomers 7, the external binding posts can be in butt joint with the positive and negative electrode posts 701 on the lithium battery monomers 7 through the through holes 301, so that the battery is powered, when a user needs to replace, maintain and other operations on the lithium battery monomers 7 in the outer case 1, the worker can release the bolting restriction between the outer case 1 and the upper cover plate 3, the upper cover plate 3 is separated from the outer case 1, then the user drives the screw rod bidirectional pushing structure in the hollow bottom frame 5 to work through the knob 6, the screw rod bidirectional pushing structure drives the two trapezoidal sliding tables 401 to move towards each other, namely the two trapezoidal sliding tables 401 can be mutually close, in the process of approaching the two trapezoidal sliding tables 401 force the whole lithium battery monomers 7 to slide upwards, namely the top ends of the lithium battery monomers 7 gradually exit to the outside of the outer case 1 and leak out a part, at this time, the worker can take out the ejected lithium battery cell 7, because the top end of the lithium battery cell 7 exposes a part, compared with the battery which is completely reserved in the shell, the worker can take out the lithium battery cell relatively labor-saving, in the battery, each battery cell can be independently supported for convenient replacement and maintenance, when a certain specific battery cell needs to be replaced or maintained, the whole shell is not required to be disassembled, only the target battery cell needs to be independently taken out or inserted, the operation flow is greatly simplified, the time and the workload are saved, each battery cell is directly contacted and monitored after being independently supported, such as voltage, temperature and health condition, the battery cell is more convenient to be individually monitored and maintained, the complexity and the time cost of operation are reduced compared with the prior art for disassembling the whole shell, and convenience is provided for the use and maintenance of users.
Claims (6)
1. A portable lithium battery comprising:
the outer machine box comprises an outer machine box (1), wherein hollow side supports (4) are fixed on the outer walls of two sides of the outer machine box (1), a plurality of hollow bottom frames (5) are installed at the bottom ends of the hollow side supports (4), and an upper cover plate (3) is bolted to the top end of the outer machine box (1);
the lithium battery cells (7), a plurality of lithium battery cells (7) are arranged in the outer case (1), the number of the lithium battery cells (7) is the same as that of the hollow bottom frames (5), positive and negative electrode poles (701) are arranged at the top ends of the lithium battery cells (7), and through holes (301) concentric with the positive and negative electrode poles (701) are formed in the top ends of the upper cover plates (3);
the trapezoid sliding table (401), the trapezoid sliding table (401) is slidably mounted in the hollow temple (4), and the slope outer wall of the trapezoid sliding table (401) is in contact with the bottom end of the lithium battery monomer (7);
the screw rod bidirectional pushing structure is arranged in the hollow underframe (5), the screw rod bidirectional pushing structure is used for driving two trapezoidal sliding tables (401) to move in opposite directions, and a knob (6) for driving the screw rod bidirectional pushing structure to work is arranged on the outer wall of one side of the hollow underframe (5).
2. The portable lithium battery of claim 1, wherein: the lithium battery cells (7) and the hollow bottom frame (5) are all arranged at equal intervals.
3. The portable lithium battery of claim 1, wherein: handles (2) are arranged on the outer walls of the two sides of the outer case (1).
4. The portable lithium battery of claim 1, wherein: the diameter of the through hole (301) is larger than or equal to the outer diameter of the lithium battery cell (7).
5. The portable lithium battery of claim 1, wherein: the screw rod bidirectional pushing structure comprises bearing seats (501) fixed on two sides of the bottom of the hollow bottom frame (5) and bidirectional screw rods (502) rotatably installed between the two bearing seats (501), nut sleeves (503) are installed at thread positions at two ends of the surface of each bidirectional screw rod (502), and the top ends of the nut sleeves (503) are fixedly connected with the bottom ends of the trapezoidal sliding tables (401) through connecting blocks (504).
6. The portable lithium battery of claim 1, wherein: the outer case (1), the hollow side support (4) and the hollow bottom frame (5) are made of hard plastic components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322207121.0U CN220753625U (en) | 2023-08-16 | 2023-08-16 | Lithium battery convenient to carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322207121.0U CN220753625U (en) | 2023-08-16 | 2023-08-16 | Lithium battery convenient to carry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220753625U true CN220753625U (en) | 2024-04-09 |
Family
ID=90561680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322207121.0U Active CN220753625U (en) | 2023-08-16 | 2023-08-16 | Lithium battery convenient to carry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220753625U (en) |
-
2023
- 2023-08-16 CN CN202322207121.0U patent/CN220753625U/en active Active
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