CN216530601U - Lithium battery front end charging protector - Google Patents
Lithium battery front end charging protector Download PDFInfo
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- CN216530601U CN216530601U CN202122471154.7U CN202122471154U CN216530601U CN 216530601 U CN216530601 U CN 216530601U CN 202122471154 U CN202122471154 U CN 202122471154U CN 216530601 U CN216530601 U CN 216530601U
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Abstract
The utility model relates to the technical field of charging protectors, in particular to a lithium battery front-end charging protector which solves the problem that in the prior art, a lithium battery is lack of a charging protection device during charging, so that the temperature of charging equipment and the temperature of the lithium battery are too high due to unstable voltage in the charging process of the lithium battery, and the lithium battery is damaged. The utility model provides a lithium cell front end charging protector, includes the framework, the inboard fixedly connected with charger of framework, one side fixedly connected with sensor of charger, and inner wall one side fixedly connected with controller of framework, the top fixedly connected with top frame of framework. According to the mode provided by the utility model, when the temperature of the lithium battery is too high during charging, the sensor and the controller can be used for automatically starting the small motor, so that the two cutters cut off the connecting wire, and therefore, a fire disaster is avoided, and the lithium battery is prevented from being damaged.
Description
Technical Field
The utility model relates to the technical field of charging protectors, in particular to a lithium battery front-end charging protector.
Background
Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries, lithium ion batteries do not contain lithium in a metal state, are chargeable, and generally need a charger when charging lithium batteries.
When carrying out the charging of lithium cell among the prior art, all be between be connected lithium cell and charger, this kind of mode makes the lithium cell lack the charging protection device when charging, and then can lead to the lithium cell in charging process, because voltage is unstable, and then causes the temperature of battery charging outfit and lithium cell too high to can cause the damage of lithium cell, seem very inconvenient, so need a lithium cell front end charge protector urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lithium battery front-end charging protector, which solves the problem that in the prior art, a charging protection device is lacked when a lithium battery is charged, so that the temperature of charging equipment and the lithium battery is too high due to unstable voltage in the charging process of the lithium battery, and the lithium battery is damaged.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a lithium battery front end charging protector comprises a frame body, wherein a charger is fixedly connected to the inner side of the frame body, a sensor is fixedly connected to one side of the charger, a controller is fixedly connected to one side of the inner wall of the frame body, a top frame is fixedly connected to the top of the frame body, connecting wires are fixedly connected to both sides of the charger, a connector is fixedly connected to one end of each of the two connecting wires, a bidirectional screw rod penetrating through the top of the frame body is rotatably connected to one side of the inner side of the frame body, a small motor is fixedly connected to one side of the inner wall of the top frame, the bidirectional screw rod is positioned at one end of the top of the frame body and is in transmission connection with an output shaft of the small motor, nut seats are rotatably connected to both ends of the bidirectional screw rod through threads, fixing plates are fixedly connected to one sides of the two nut seats, cutters are fixedly connected to the opposite sides of the two fixing plates, and are positioned on both sides of one of the two connecting wires, the inboard fixedly connected with drying cabinet of top frame, and a plurality of small opening has all been seted up with the bottom at the top of drying cabinet.
Preferably, a bearing frame is arranged at the top of the inner side of the frame body, the top of the bearing frame penetrates through the top of the frame body, and fans are fixedly connected to two sides of the inner side of the bearing frame.
Preferably, the bottom end of the bidirectional screw is rotatably connected with the bottom of the inner side of the frame body through a rotating shaft, and the top end of the bidirectional screw penetrates through the top of the frame body through a bearing sleeve.
Preferably, one side of each of the two fixing plates is fixedly connected with a sliding block, and the sliding blocks are connected with the inner wall of the frame body in a sliding mode through sliding rails.
Preferably, one side of each of the two fixed plates opposite to each other is fixedly connected with an insulating plate, and the two insulating plates are respectively and fixedly connected with the two cutters.
Preferably, one side of the charger is fixedly connected with a circuit breaker, the sensor is electrically connected with the controller, and the controller is electrically connected with the small motor.
The utility model has at least the following beneficial effects:
when the lithium battery front-end charging protector is used, the connectors on two sides of the frame body are connected with a power supply and a lithium battery, the charger is used for charging, when the temperature of the charger is overhigh due to unstable voltage, a signal is transmitted to the controller through the sensor, then the controller is used for starting the small-sized motor to drive the two-way screw rod to rotate, and further the two cutters are driven to mutually approach through the nut seat so as to cut off a connecting wire and prevent the occurrence of fire accident due to overhigh temperature, compared with the prior art that the lithium battery is lack of a charging protection device during charging, and further causes the overhigh temperature of the charging equipment and the lithium battery due to unstable voltage during the charging process of the lithium battery, the problem of damage of the lithium battery is caused, can utilize sensor and controller automatic start small-size motor, and then make two cutters cut off the connecting wire to avoid the emergence of conflagration, also avoid the lithium cell to damage.
The utility model also has at least the following beneficial effects:
the effect of utilizing the fan in drying cabinet and the bearing frame can avoid the phenomenon that the electrical part takes place to wet in the framework, and then can further improve the life of charger.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the external structure of the present invention.
In the figure: 1. a frame body; 2. a charger; 3. a circuit breaker; 4. a controller; 5. a sensor; 6. a bidirectional screw; 7. a small-sized motor; 8. a nut seat; 9. an insulating plate; 10. a cutter; 11. a slider; 12. a slide rail; 13. a connecting wire; 14. a connector; 15. a top frame; 16. a drying oven; 17. a leak hole; 18. a bearing frame; 19. a fan; 20. and (7) fixing the plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-3, a lithium battery front end charging protector comprises a frame body 1, a charger 2 is fixedly connected to the inner side of the frame body 1, a sensor 5 is fixedly connected to one side of the charger 2, a controller 4 is fixedly connected to one side of the inner wall of the frame body 1, a top frame 15 is fixedly connected to the top of the frame body 1, connecting wires 13 are fixedly connected to both sides of the charger 2, a connector 14 is fixedly connected to one end of each of the two connecting wires 13, a bidirectional screw 6 penetrating the top of the frame body 1 is rotatably connected to one side of the inner side of the frame body 1, a small motor 7 is fixedly connected to one side of the inner wall of the top frame 15, the bidirectional screw 6 is located at one end of the top of the frame body 1 and is in transmission connection with an output shaft of the small motor 7, nut seats 8 are rotatably connected to both ends of the bidirectional screw 6 through threads, a fixing plate 20 is fixedly connected to one side of each of the two nut seats 8, and a cutter 10 is fixedly connected to one side opposite to each of the two fixing plates 20, and two cutters 10 are located one of them both sides in two connecting wires 13, the inboard fixedly connected with drying cabinet 16 of top frame 15, and a plurality of small-size motor 7 of sensor 5 and controller 4 automatic start has all been seted up to the top and the bottom of drying cabinet 16, and is concrete, when the lithium cell when charging the high temperature, and then make two cutters 10 cut off connecting wire 13, thereby avoid the emergence of conflagration, also avoid the lithium cell to damage.
The scheme has the following working processes:
when the lithium battery front-end charging protector is used, the connectors 14 on two sides of the frame body 1 are connected with a power supply and a lithium battery, the charger 2 is used for charging, when the temperature of the charger 2 is overhigh due to unstable voltage, a signal is transmitted to the controller 4 through the sensor 5, the controller 4 is used for starting the small motor 7 to drive the bidirectional screw 6 to rotate, the two cutters 10 are driven to approach each other through the nut seat 8 to cut off the connecting wire 13, and the phenomenon that fire is caused by overhigh temperature is further prevented.
According to the working process, the following steps are known:
when the lithium cell when charging the high temperature, can utilize sensor 5 and controller 4 automatic start small motor 7, and then make two cutters 10 cut off connecting wire 13 to avoid the emergence of conflagration, also avoid the lithium cell to damage.
Further, a bearing frame 18 is arranged at the top of the inner side of the frame body 1, the top of the bearing frame 18 penetrates through the top of the frame body 1, fans 19 are fixedly connected to two sides of the inner side of the bearing frame 18, and specifically, the ventilation effect of the inner side of the frame body 1 can be enhanced by the fans 19.
Further, the bottom end of the bidirectional screw 6 is rotatably connected with the bottom of the inner side of the frame 1 through a rotating shaft, and the top end of the bidirectional screw 6 penetrates through the top of the frame 1 through a bearing sleeve.
Further, the sliding blocks 11 are fixedly connected to one sides of the two fixing plates 20, and the sliding blocks 11 are slidably connected to the inner wall of the frame body 1 through the sliding rails 12, specifically, the sliding blocks 11 slide in the sliding rails 12, so that the stability of the fixing plates 20 and the nut seats 8 can be further enhanced.
Further, the insulating plates 9 are fixedly connected to the opposite sides of the two fixing plates 20, the two insulating plates 9 are fixedly connected to the two cutters 10 respectively, and specifically, when the connecting lines 13 are cut off, the current is conducted to damage the internal parts of the frame body 1 due to the fact that the insulating plates 9 are utilized to prevent the internal parts from being damaged.
Further, one side fixedly connected with circuit breaker 3 of charger 2, sensor 5 and controller 4 electric connection, and controller 4 and small motor 7 electric connection, it is concrete, utilize circuit breaker 3 can further provide the protection to charger 2.
In summary, the following steps: the ventilation effect inside the housing 1 can be enhanced by the fan 19, the slider 11 slides in the slide rail 12, the stability of the fixing plate 20 and the nut seat 8 can be further enhanced, the insulating plate 9 can prevent the damage of the internal parts of the housing 1 due to the conduction of current when the connecting wire 13 is cut off, and the circuit breaker 3 can further protect the charger 2.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A lithium battery front end charging protector comprises a frame body (1) and is characterized in that a charger (2) is fixedly connected to the inner side of the frame body (1), a sensor (5) is fixedly connected to one side of the charger (2), a controller (4) is fixedly connected to one side of the inner wall of the frame body (1), a top frame (15) is fixedly connected to the top of the frame body (1), connecting wires (13) are fixedly connected to the two sides of the charger (2), a connector (14) is fixedly connected to one end of each of the two connecting wires (13), a bidirectional screw (6) penetrating through the top of the frame body (1) is rotatably connected to one side of the inner side of the frame body (1), a small motor (7) is fixedly connected to one side of the inner wall of the top frame (15), and the bidirectional screw (6) is located at one end of the top of the frame body (1) and is in transmission connection with an output shaft of the small motor (7), the two ends of the two-way screw rod (6) are connected with nut seats (8) in a screwing mode through threads, one side of each of the two nut seats (8) is fixedly connected with a fixing plate (20), one side of each of the two fixing plates (20) is fixedly connected with a cutter (10), the two cutters (10) are located on two sides of one of the two connecting wires (13), the inner side of the top frame (15) is fixedly connected with a drying box (16), and a plurality of leakage holes (17) are formed in the top and the bottom of the drying box (16).
2. The lithium battery front-end charging protector according to claim 1, characterized in that a bearing frame (18) is arranged at the top of the inner side of the frame body (1), the top of the bearing frame (18) penetrates through the top of the frame body (1), and fans (19) are fixedly connected to both sides of the inner side of the bearing frame (18).
3. The lithium battery front-end charging protector according to claim 1, characterized in that the bottom end of the bidirectional screw (6) is rotatably connected with the bottom of the inner side of the frame body (1) through a rotating shaft, and the top end of the bidirectional screw (6) penetrates through the top of the frame body (1) through a bearing sleeve.
4. The lithium battery front-end charging protector according to claim 1, characterized in that a sliding block (11) is fixedly connected to one side of each of the two fixing plates (20), and the sliding block (11) is slidably connected to the inner wall of the frame body (1) through a sliding rail (12).
5. The protector for the front end charging of lithium battery as claimed in claim 1, wherein the two fixing plates (20) are fixedly connected with an insulating plate (9) at the opposite sides, and the two insulating plates (9) are fixedly connected with the two cutters (10).
6. The lithium battery front-end charging protector according to claim 1, characterized in that a circuit breaker (3) is fixedly connected to one side of the charger (2), the sensor (5) is electrically connected to the controller (4), and the controller (4) is electrically connected to the small-sized motor (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471154.7U CN216530601U (en) | 2021-10-14 | 2021-10-14 | Lithium battery front end charging protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471154.7U CN216530601U (en) | 2021-10-14 | 2021-10-14 | Lithium battery front end charging protector |
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| Publication Number | Publication Date |
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| CN216530601U true CN216530601U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122471154.7U Active CN216530601U (en) | 2021-10-14 | 2021-10-14 | Lithium battery front end charging protector |
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| CN (1) | CN216530601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116488308A (en) * | 2023-06-21 | 2023-07-25 | 江苏谊和电子有限公司 | Short-circuit protection type charger |
| CN117388541A (en) * | 2023-12-01 | 2024-01-12 | 新乡市阳光电源制造有限公司 | Discharge detection device for lithium battery and detection method thereof |
-
2021
- 2021-10-14 CN CN202122471154.7U patent/CN216530601U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116488308A (en) * | 2023-06-21 | 2023-07-25 | 江苏谊和电子有限公司 | Short-circuit protection type charger |
| CN116488308B (en) * | 2023-06-21 | 2023-10-03 | 江苏谊和电子有限公司 | Short-circuit protection type charger |
| CN117388541A (en) * | 2023-12-01 | 2024-01-12 | 新乡市阳光电源制造有限公司 | Discharge detection device for lithium battery and detection method thereof |
| CN117388541B (en) * | 2023-12-01 | 2024-03-22 | 新乡市阳光电源制造有限公司 | Discharge detection device for lithium battery and detection method thereof |
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