CN-224217686-U - Lithium sulfur battery annotates liquid auxiliary device

CN224217686UCN 224217686 UCN224217686 UCN 224217686UCN-224217686-U

Abstract

The utility model discloses a lithium sulfur battery liquid injection auxiliary device, which relates to the technical field of battery liquid injection and comprises a bottom plate, wherein a conveying belt is fixedly arranged on the front side of the upper surface of the bottom plate, guide plates are fixedly connected to the front side and the rear side of the upper surface of the conveying belt, the upper surface of the bottom plate is fixedly connected with upright posts at the left end and the right end of the rear side of the conveying belt, movable guide rails are fixedly connected to the front sides of the two upright posts, a liquid injection assembly is slidably connected to the front sides of the two movable guide rails through sliding blocks, a supporting plate is fixedly connected between the two upright posts and the bottom plate, an air cylinder is fixedly arranged on the side edge of the right supporting plate, and an L-shaped blocking plate is fixedly connected to the output end of the air cylinder. The automatic battery feeding device has the advantages that batteries are automatically conveyed through the conveying belt, full-flow automation of battery positioning and liquid injection is realized by matching with the lifting screw rod driven by the servo motor and the blocking plate controlled by the cylinder, manual operation is reduced, liquid injection efficiency is improved, the liquid injection amount is accurately controlled by the metering pump, and errors of manual liquid injection are avoided.

Inventors

LI ZHAOLIN
QIN RUIJUN
ZHOU JIAN
GAO HAOTIAN
CHEN LIUZHU
ZHANG DAORONG
YUE ZIWEI
YANG CHENXI
YANG YUZHU

Assignees

李钊林

Dates

Publication Date: 20260508
Application Date: 20250526

Claims (7)

1. The lithium sulfur battery liquid injection auxiliary device is characterized by comprising a bottom plate (1), wherein a conveying belt (2) is fixedly arranged on the front side of the upper surface of the bottom plate (1), guide plates (3) are fixedly connected to the front side and the rear side of the upper surface of the conveying belt (2), upright posts (4) are fixedly connected to the left end and the right end of the upper surface of the bottom plate (1) at the rear side of the conveying belt (2), movable guide rails (8) are fixedly connected to the front sides of the upright posts (4), a liquid injection assembly (9) is slidably connected to the front sides of the movable guide rails (8) through sliding blocks, a supporting plate (5) is fixedly connected between the upright posts (4) and the bottom plate (1), a cylinder (6) is fixedly arranged on the side edge of the supporting plate (5), and an L-shaped blocking plate (7) is fixedly connected to the output end of the cylinder (6).
2. The lithium sulfur battery liquid injection auxiliary device according to claim 1, wherein a first fixing plate (10) is fixedly connected above the two upright posts (4), a second fixing plate (11) is fixedly connected below the two upright posts (4), and a lifting screw rod (12) is rotatably connected between the first fixing plate (10) and the second fixing plate (11).
3. The lithium sulfur battery liquid injection auxiliary device according to claim 2, wherein a servo motor (15) is fixedly arranged in the middle of the upper surface of the first fixing plate (10), the output end of the servo motor (15) penetrates through the first fixing plate (10) and is fixedly connected with the top end of a lifting screw rod (12) through a coupler, a screw rod sleeve (13) is in threaded connection with the outer surface of the lifting screw rod (12), and a connecting block (14) is fixedly connected above the screw rod sleeve (13).
4. The lithium sulfur battery liquid injection auxiliary device according to any one of claims 1 to 3, wherein the liquid injection assembly (9) comprises a movable plate (901), the rear side of the movable plate (901) is fixedly connected with a connecting block (14), and the left end and the right end of the rear side of the movable plate (901) are respectively connected with two movable guide rails (8) in a sliding mode through sliding blocks.
5. The lithium sulfur battery liquid injection auxiliary device according to claim 4, wherein a first connecting plate (902) is fixedly connected to the middle part above the moving plate (901), and a second connecting plate (903) is fixedly connected to the middle part below the moving plate (901).
6. The lithium sulfur battery liquid injection auxiliary device according to claim 5, wherein a metering pump (904) is fixedly arranged on the upper surface of the first connecting plate (902), the output end of the metering pump (904) is fixedly connected with a liquid inlet pipe (905), and the tail end of the liquid inlet pipe (905) penetrates through the first connecting plate (902) and is fixedly connected with a connecting pipe (906).
7. The lithium sulfur battery liquid injection auxiliary device according to claim 6, wherein a plurality of liquid injection pipes (907) are fixedly connected below the connecting pipe (906), and the bottoms of the liquid injection pipes (907) penetrate through the second connecting plate (903) and are fixedly connected with the second connecting plate (903).

Description

Lithium sulfur battery annotates liquid auxiliary device Technical Field The utility model relates to the technical field of battery liquid injection, in particular to a lithium sulfur battery liquid injection auxiliary device. Background In recent years, lithium ion batteries occupy an important role in the new energy field, but the limited energy density limits the application of the lithium ion batteries in civil and military fields such as electric automobiles, unmanned aerial vehicles and the like, so that the development of novel high specific energy battery systems has great significance for meeting the energy power requirements of social production development, the theoretical energy density of lithium sulfur batteries is as high as 2600Wh/kg, and the lithium sulfur batteries are rich in sulfur resources and environment-friendly, and are one of the most promising high specific energy battery systems. The lithium sulfur battery is used as a novel energy storage device with high energy density and environmental friendliness, electrolyte injection links have decisive influence on battery performance and consistency, traditional equipment lacks efficient positioning mechanism, the battery is easy to deviate in the conveying process, the deviation of the positions of an injection pipe and a battery injection port is caused, liquid splashing or leakage injection is caused, the production yield is influenced, most devices depend on an open type liquid injection system, accurate metering of electrolyte flow is difficult to realize, fluctuation of liquid injection amount is easy to cause, and the consistency of electrochemical performance of the battery is further influenced. Disclosure of utility model In order to solve the technical problems, the utility model provides the lithium sulfur battery liquid injection auxiliary device, which solves the problems that the existing traditional equipment lacks an efficient positioning mechanism, the battery is easy to deviate in the conveying process, the liquid injection pipe and a battery liquid injection port are deviated in alignment, liquid splashing or liquid leakage is caused, the production yield is influenced, most devices depend on an open liquid injection system, accurate measurement of the flow of electrolyte is difficult to realize, fluctuation of the liquid injection amount is easy to cause, and the consistency of the electrochemical performance of the battery is further influenced. In order to achieve the purpose, the technical scheme includes that the lithium sulfur battery liquid injection auxiliary device comprises a bottom plate, a conveying belt is fixedly arranged on the front side of the upper surface of the bottom plate, guide plates are fixedly connected to the front side and the rear side of the upper surface of the conveying belt, the upper surface of the bottom plate is fixedly connected with upright posts at the left end and the right end of the rear side of the conveying belt, movable guide rails are fixedly connected to the front sides of the two upright posts, a liquid injection assembly is slidably connected to the front sides of the two movable guide rails through sliding blocks, a supporting plate is fixedly connected between the two upright posts and the bottom plate, an air cylinder is fixedly arranged on the side edge of the supporting plate, and an L-shaped blocking plate is fixedly connected to the output end of the air cylinder. Preferably, a first fixing plate is fixedly connected to the upper portion between the two upright posts, a second fixing plate is fixedly connected to the lower portion between the two upright posts, and a lifting screw rod is rotatably connected between the first fixing plate and the second fixing plate. Preferably, a servo motor is fixedly arranged in the middle of the upper surface of the first fixing plate, the output end of the servo motor penetrates through the first fixing plate and is fixedly connected with the top end of the lifting screw rod through a coupler, the screw rod sleeve is in threaded connection with the outer surface of the lifting screw rod, and a connecting block is fixedly connected above the screw rod sleeve. Preferably, the liquid injection assembly comprises a movable plate, wherein the rear side of the movable plate is fixedly connected with the connecting block, and the left end and the right end of the rear side of the movable plate are respectively connected with the two movable guide rails in a sliding manner through sliding blocks. Preferably, the middle part above the movable plate is fixedly connected with a first connecting plate, and the middle part below the movable plate is fixedly connected with a second connecting plate. Preferably, the metering pump is fixedly arranged on the upper surface of the first connecting plate, the output end of the metering pump is fixedly connected with the liquid inlet pipe, and the tail end of the liquid inlet pipe penetrates thr