CN114899554A - Battery connection piece based on battery pack overload protection device - Google Patents
Battery connection piece based on battery pack overload protection device Download PDFInfo
- Publication number
- CN114899554A CN114899554A CN202210583488.XA CN202210583488A CN114899554A CN 114899554 A CN114899554 A CN 114899554A CN 202210583488 A CN202210583488 A CN 202210583488A CN 114899554 A CN114899554 A CN 114899554A
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- CN
- China
- Prior art keywords
- seat
- battery
- fixedly connected
- conductive
- protection device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005452 bending Methods 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims 4
- 239000000155 melt Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Images
Classifications
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention belongs to the technical field of battery protection equipment, and discloses a battery connecting sheet based on a battery pack overload protection device, which comprises an insulating fixed seat, wherein the upper end of the insulating fixed seat is fixedly connected with a conductive seat, the front part of the conductive seat is symmetrically and fixedly connected with a shaft seat, the upper end of the shaft seat is rotatably connected with an elastic clamp, the elastic clamp is movably contacted with the conductive seat, a fuse wire is clamped between the elastic clamp and the conductive seat, the conductive seat comprises a seat body and a conductive bar, the upper end of the seat body is hollowed and provided with a mounting hole, the bending height of the seat body is 1.5-2.5mm, the conductive seat further comprises a connecting ring, and the connecting ring and the conductive bar are fixedly connected into a whole. The fuse wire is fused by the overload current, so that the battery and the charger are disconnected, and meanwhile, the melt flows down to play a role in protecting the target battery, so that the charging safety of the battery is improved, and compared with the conventional fuse wire, the replacement cost is reduced.
Description
Technical Field
The invention belongs to the technical field of battery protection equipment, and particularly relates to a battery connecting sheet based on a battery pack overload protection device.
Background
The current 18650 battery pack overload device is mainly composed of a battery module group referring to Tesla, 16 groups of x444 single 18650 batteries are connected in parallel, the two single 18650 batteries are respectively installed in a cast aluminum forming box body, two independent closed battery packs are respectively installed, a certain space is reserved, and two high-capacity direct-current ultra-fast fuses are installed to serve as breaking and isolation protection devices for the battery pack overcurrent faults. The ultra-fast fuse adopts the silver fuse piece and is filled with high-purity silica sand, has strong current-limiting and arc-extinguishing effects, can quickly and safely cut off high-voltage surge short-circuit current of 200-400V or more, which is generated by the accident of the whole battery pack, within 10ms, and the heat energy generated in the fusing process is completely sealed in the tube body of the ultra-fast fuse, so that no adverse effect is caused on the module in the battery pack.
The conventional 18650 battery pack has a complicated main structure, high production cost and high later maintenance cost, so that the conventional overload fusing protection is replaced to cause a high cost problem.
Therefore, we propose a battery connecting sheet based on a battery pack overload protection device to solve the above problems.
Disclosure of Invention
The invention aims to solve the problem of high cost caused by replacement of conventional overload fusing protection in the prior art. And a battery connecting sheet based on the battery pack overload protection device is provided.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a battery connection piece based on group battery overload protection device, includes insulating fixing base, the upper end fixedly connected with of insulating fixing base leads the electrical seat, the anterior symmetry fixedly connected with axle bed that leads the electrical seat, the upper end of axle bed is rotated and is connected with the elasticity and presss from both sides, elasticity presss from both sides and leads electrical seat movable contact, it fuses to accompany between elasticity clamp and the electrical seat.
The fuse wire is fused by the overload current, so that the battery and the charger are disconnected, the target battery is protected, and the charging safety of the battery is improved.
The elastic clamp is opened, then a new fuse wire is put in, then the elastic clamp is loosened, and the new fuse wire is clamped by the elastic clamp, so that a user can conveniently replace the fuse wire.
Preferably, the conductive seat comprises a seat body and a conductive strip, the upper end of the seat body is hollowed to form a mounting opening, and the bending height of the seat body is 1.5-2.5 mm.
The base body is convenient to fix with a target battery through the mounting opening, and the molten liquid flows down and is separated from the conductive seat through the bending height of the base body being 1.5-2.5 mm.
Preferably, the conductive seat further comprises a connection ring, and the connection ring is fixedly connected with the conductive strip into a whole.
The conductive strips are facilitated to connect the wires by the connection rings.
Preferably, the upper ends of the seat body and the conductive bar are provided with clamping grooves.
The stability of the position between the fuse wire and the conducting bar and the seat body is improved through the clamping groove.
Preferably, the shaft seat comprises a fixed block, a rotating rod, a sleeve seat and a stop block, the fixed block is fixedly connected to the upper end of the rotating rod, and the lower end of the rotating rod is fixedly connected with the stop block.
The elastic clamp is convenient to be rotatably connected with the shaft seat through the rotating rod.
Preferably, the elastic clamp comprises a limiting block, a push rod, an elastic sheet and a rotary seat, the push rod is fixedly connected to the upper end of the elastic sheet, the elastic sheet is fixedly connected with the rotary seat into a whole, and the elastic sheet is movably clamped to one end of the rotary seat back to the rotary seat.
After the elastic sheet is pushed up, the elastic sheet is pushed to the side part, then the conductive seat is cleaned, and then the elastic sheet is recovered, so that the cleaning of the fuse wire slag on the conductive seat is facilitated.
Preferably, the elastic clamp further comprises a push button, and the lower end of the push button is fixedly connected to the upper end of the push rod.
The push button facilitates manual operation of the push rod.
In conclusion, the technical effects and advantages of the invention are as follows:
1. the fuse wire is fused by overload current, so that the battery and the charger are disconnected, and meanwhile, the molten liquid flows down to play a role in protecting the target battery, so that the charging safety of the battery is improved, and the replacement cost is reduced compared with the conventional fuse wire.
2. The elastic clamp is opened, then a new fuse wire is put in, then the elastic clamp is loosened, and the new fuse wire is clamped by the elastic clamp, so that a user can conveniently replace the fuse wire.
3. After the elastic sheet is pushed up, the elastic sheet is pushed to the side part, then the conductive seat is cleaned, and then the elastic sheet is recovered, so that the cleaning of the fuse wire slag on the conductive seat is facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a conductive seat structure according to the present invention;
FIG. 3 is a schematic view of a shaft seat structure of the present invention;
fig. 4 is a schematic view of the structure of the spring clip of the present invention.
In the figure: 1. an insulating fixed seat; 2. a conductive seat; 3. a shaft seat; 4. an elastic clip; 21. a base body; 22. an installation port; 23. a connecting ring; 24. a conductive strip; 25. a card slot; 31. a fixed block; 32. a rotating rod; 33. a sleeve seat; 34. a stopper; 41. a push button; 42. a limiting block; 43. a push rod; 44. a spring plate; 45. and (4) transposition is carried out.
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, a battery connection sheet based on a battery pack overload protection device includes an insulating fixing seat 1, a conductive seat 2 fixedly connected to an upper end of the insulating fixing seat 1, a shaft seat 3 symmetrically and fixedly connected to a front portion of the conductive seat 2, an elastic clip 4 rotatably connected to an upper end of the shaft seat 3, the elastic clip 4 movably contacting the conductive seat 2, and a fuse sandwiched between the elastic clip 4 and the conductive seat 2. The conductive seat 2 is fixed with the target battery, the conductive seat 2 is electrically connected between the target battery and the target charger, after the current is overloaded, the fuse wire is fused by using the current, so that the target battery is disconnected with the target charger, the target battery is protected, the elastic clamp 4 is opened, then a new fuse wire is put in, the elastic clamp 4 is loosened, and the new fuse wire is clamped by using the elastic clamp 4.
Referring to fig. 1, 2 and 4, the conductive seat 2 includes a seat body 21 and a conductive bar 24, the upper end of the seat body 21 is hollowed to form a mounting opening 22, the bending height of the seat body 21 is 1.5-2.5mm, the seat body 21 is fixed to a target battery through the mounting opening 22, the insulating fixing seat 1 is fixedly connected to the lower ends of the seat body 21 and the conductive bar 24, the insulating fixing seat 1 is used to stabilize the distance between the conductive bar 24 and the seat body 21, the distance between the seat body 21 and the conductive bar 24 is 0.5-1.5mm, the conductive bar 24 is electrically connected to a target charger, and the conductive bar 24 is electrically connected to the seat body 21 through a fuse.
Referring to fig. 2, the conductive socket 2 further includes a connection ring 23, the connection ring 23 is used for connecting a conductive wire, and the connection ring 23 is fixedly connected with the conductive bar 24 as a whole.
Referring to fig. 2, the upper ends of the seat 21 and the conductive bar 24 are provided with a slot 25, and the slot 25 is used for clamping the fusible link.
Referring to fig. 3, the shaft seat 3 includes a fixing block 31, a rotating rod 32, a sleeve seat 33 and a stopper 34, the sleeve seat 33 is fixedly connected to the conductive seat 2, the fixing block 31 is fixedly connected to the upper end of the rotating rod 32, and the lower end of the rotating rod 32 is fixedly connected to the stopper 34. The rotating rod 32 is used for rotatably connecting the elastic clamp 4.
Referring to fig. 3 and 4, the elastic clip 4 includes a limiting block 42, a push rod 43, an elastic sheet 44 and a rotation seat 45, the limiting block 42 is fixedly connected to the conductive seat 2, the elastic sheet 44 is movably contacted to the conductive seat 2, the rotation seat 45 is rotatably installed on the outer wall of the rotation rod 32, the rotation seat 45 is respectively movably contacted to the fixing block 31 and the sleeve seat 33, the push rod 43 is fixedly connected to the upper end of the elastic sheet 44, the elastic sheet 44 is fixedly connected to the rotation seat 45 as a whole, and the elastic sheet 44 is movably clamped to the end opposite to the rotation seat 45. The push rod 43 is pushed towards the direction of the rotation seat 45, so that the push rod 43 drives the elastic sheet 44 to tilt upwards, the push rod 43 is loosened, the elastic force of the elastic sheet 44 is utilized to restore downwards, when the conductive seat 2 at the lower part of the elastic sheet 44 needs to be cleaned, the elastic sheet 44 is pushed towards the side part after the elastic sheet 44 is pushed up, then the conductive seat 2 is cleaned, and then the elastic sheet 44 is restored.
Referring to fig. 4, the elastic clip 4 further includes a push button 41, and a lower end of the push button 41 is fixedly connected to an upper end of the push rod 43. The push button 41 is used to manually operate the push rod 43.
The working principle is as follows: when the fuse wire needs to be replaced, the push button 41 is pushed to drive the push rod 43, so that the push rod 43 drives the elastic sheet 44 to tilt upwards, then the fused fuse wire is taken down by the other hand, a new fuse wire is replaced, then the push button 41 is loosened, and the fuse wire is clamped downwards by the elastic force of the elastic sheet 44.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a battery connection piece based on group battery overload protection device which characterized in that: including insulating fixing base (1), the upper end fixedly connected with of insulating fixing base (1) leads electric seat (2), the anterior symmetry fixedly connected with axle bed (3) of leading electric seat (2), the upper end of axle bed (3) is rotated and is connected with elasticity and presss from both sides (4), elasticity presss from both sides (4) and leads electric seat (2) movable contact, it fuses to accompany between elasticity clamp (4) and the electric seat (2).
2. The battery connecting sheet based on the battery pack overload protection device is characterized in that: the conductive seat (2) comprises a seat body (21) and a conductive bar (24), the upper end of the seat body (21) is hollowed to form a mounting opening (22), and the bending height of the seat body (21) is 1.5-2.5 mm.
3. The battery connecting sheet based on the battery pack overload protection device as claimed in claim 2, wherein: the conducting seat (2) further comprises a connecting ring (23), and the connecting ring (23) and the conducting strips (24) are fixedly connected into a whole.
4. The battery connecting sheet based on the battery pack overload protection device as claimed in claim 2, wherein: the upper ends of the seat body (21) and the conducting bar (24) are provided with clamping grooves (25).
5. The battery connecting sheet based on the battery pack overload protection device is characterized in that: the shaft seat (3) comprises a fixing block (31), a rotating rod (32), a sleeve seat (33) and a stop block (34), the fixing block (31) is fixedly connected to the upper end of the rotating rod (32), and the lower end of the rotating rod (32) is fixedly connected with the stop block (34).
6. The battery connecting sheet based on the battery pack overload protection device is characterized in that: elasticity presss from both sides (4) and includes stopper (42), push rod (43), shell fragment (44) and swivel mount (45), push rod (43) fixed connection is in the upper end of shell fragment (44), shell fragment (44) and swivel mount (45) fixed connection are as an organic whole, shell fragment (44) one end activity joint to swivel mount (45) dorsad.
7. The battery connecting sheet based on the battery pack overload protection device is characterized in that: the elastic clamp (4) further comprises a push button (41), and the lower end of the push button (41) is fixedly connected to the upper end of the push rod (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210583488.XA CN114899554B (en) | 2022-05-25 | 2022-05-25 | Battery connection piece based on overload protection device of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210583488.XA CN114899554B (en) | 2022-05-25 | 2022-05-25 | Battery connection piece based on overload protection device of battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114899554A true CN114899554A (en) | 2022-08-12 |
| CN114899554B CN114899554B (en) | 2024-02-02 |
Family
ID=82726902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210583488.XA Active CN114899554B (en) | 2022-05-25 | 2022-05-25 | Battery connection piece based on overload protection device of battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114899554B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4620776A (en) * | 1984-11-26 | 1986-11-04 | Toshio Ima | Microscope specimen slide clip |
| JPH1116466A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Temperature fuse, its manufacture, temperature fuse part using it, and battery and power supply apparatus |
| CN201146226Y (en) * | 2008-01-29 | 2008-11-05 | 萧晋邦 | Battery charger with function of temperature control protection switch over-loading |
| CN205177762U (en) * | 2015-11-27 | 2016-04-20 | 四川泛华电器有限责任公司 | A battery positive voltage fuse box for motor vehicle pencil |
| CN207603540U (en) * | 2017-12-06 | 2018-07-10 | 冉克宁 | A kind of portable charger based on Solar use |
| CN209071437U (en) * | 2018-12-07 | 2019-07-05 | 蜂巢能源科技有限公司 | Battery pack and vehicle with it |
| CN110336362A (en) * | 2019-08-20 | 2019-10-15 | 厦门大学嘉庚学院 | A kind of phone charger and its application method of self-test and protection |
| CN213936471U (en) * | 2020-12-28 | 2021-08-10 | 深圳市卓普威电子科技有限公司 | Lithium battery protection board capable of preventing overcharge |
| CN216084783U (en) * | 2021-06-30 | 2022-03-18 | 一汽奔腾轿车有限公司 | Top-mounted storage battery positive fuse box |
-
2022
- 2022-05-25 CN CN202210583488.XA patent/CN114899554B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4620776A (en) * | 1984-11-26 | 1986-11-04 | Toshio Ima | Microscope specimen slide clip |
| JPH1116466A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Temperature fuse, its manufacture, temperature fuse part using it, and battery and power supply apparatus |
| CN201146226Y (en) * | 2008-01-29 | 2008-11-05 | 萧晋邦 | Battery charger with function of temperature control protection switch over-loading |
| CN205177762U (en) * | 2015-11-27 | 2016-04-20 | 四川泛华电器有限责任公司 | A battery positive voltage fuse box for motor vehicle pencil |
| CN207603540U (en) * | 2017-12-06 | 2018-07-10 | 冉克宁 | A kind of portable charger based on Solar use |
| CN209071437U (en) * | 2018-12-07 | 2019-07-05 | 蜂巢能源科技有限公司 | Battery pack and vehicle with it |
| CN110336362A (en) * | 2019-08-20 | 2019-10-15 | 厦门大学嘉庚学院 | A kind of phone charger and its application method of self-test and protection |
| CN213936471U (en) * | 2020-12-28 | 2021-08-10 | 深圳市卓普威电子科技有限公司 | Lithium battery protection board capable of preventing overcharge |
| CN216084783U (en) * | 2021-06-30 | 2022-03-18 | 一汽奔腾轿车有限公司 | Top-mounted storage battery positive fuse box |
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| Publication number | Publication date |
|---|---|
| CN114899554B (en) | 2024-02-02 |
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Denomination of invention: A battery connector based on a battery pack overload protection device Granted publication date: 20240202 Pledgee: Anhui Mingguang Rural Commercial Bank Co.,Ltd. Chengzhong Sub branch Pledgor: Anhui jiuxingyuan New Energy Technology Group Co.,Ltd. Registration number: Y2024980025404 |