Cylindrical battery opening liquid injection manual tool

By designing manual tooling for cylindrical battery opening injection and adopting an injection motor and sealing structure, the problem of increased contact time and area between electrolyte and air in the traditional injection process is solved, and a high-precision and safe injection effect is achieved.

CN223363350UActive Publication Date: 2025-09-19NANJING CBAK NEW ENERGY TECH CO LTD
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Patent Information

Application Number
CN202422562784.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-23
Publication Date
2025-09-19
Estimated Expiration
2034-10-23

AI Technical Summary

Technical Problem

During the traditional manual battery filling process, the contact time and contact area between the electrolyte and the air increase, posing a safety hazard.

Method used

A manual tooling for opening and filling cylindrical batteries was designed. It adopted an injection motor and a sealing structure, and the coordinated clamping of a V-clamp and a fixed clamp improved the stability of the injection process. A 220V three-phase power socket was used to achieve flexible movement and low-cost operation.

Benefits of technology

The injection accuracy and safety are improved, the contact time and contact area between the electrolyte and the air are reduced, and the safety risks are reduced.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a cylindrical battery opening liquid injection manual tool, relates to the field of battery processing, and adopts the technical scheme that the cylindrical battery opening liquid injection manual tool comprises a liquid injection motor and a bottom plate, the bottom plate is of a square structure, support rods are mounted at positions, close to four corners, of the bottom plate, one end of each support rod is fixedly connected with the bottom plate, and the other end of each support rod is fixedly connected with a top plate; a liquid injection motor is installed on the side, away from the bottom plate, of the top plate, a shell of the liquid injection motor is fixedly connected to the top plate, the input end of the liquid injection motor is connected with a connecting pipe, the output end of the liquid injection motor is connected with a liquid injection pipe, and one end of the connecting pipe communicates with the liquid injection motor. According to the clamp, the requirement of repeated weighing in traditional liquid injection is met, liquid is directly injected into a battery by using a liquid injection pump, and a relative sealing structure is adopted, so that the liquid injection precision is higher, the liquid injection is more convenient and rapid, and the liquid injection quality is better guaranteed.
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Description

Technical Field

[0001] The utility model belongs to the technical field of fire-fighting battery processing, in particular to a manual tool for opening and filling a cylindrical battery. Background Art

[0002] Battery filling is the process of controlling the flow of liquid electrolyte into the battery through the filling port. It is a key step in the battery production process. In the early stages of sample testing during battery production, manual filling is generally used due to the limited number of trial production. Traditional manual filling requires repeated weighing of the electrolyte before injecting it into the battery. This can easily increase the contact time and contact area between the electrolyte and air, increasing the possibility of electrolyte contact with humans, posing a safety hazard. Therefore, a manual tooling for cylindrical battery opening filling is needed.

[0003] It should be noted that the above content belongs to the technical cognition category of practical people and does not necessarily constitute prior art. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the existing manual battery tooling in the prior art that the contact time and contact area between the electrolyte and the air are easily increased, and proposes a manual tooling for opening and filling the cylindrical battery.

[0005] To achieve the above-mentioned objectives, the utility model proposes a manual tool for opening and filling liquid in a cylindrical battery, comprising a liquid filling motor and a base plate, the base plate being a square structure, and support rods are installed near the four corners of the base plate, one end of the support rod is fixedly connected to the base plate, and the other end of the support rod is fixedly connected to the top plate, the top plate is installed with a liquid filling motor on a side away from the base plate, the outer shell of the liquid filling motor is fixedly connected to the top plate, the input end of the liquid filling motor is connected to a connecting pipe, and the output end of the liquid filling motor is connected to an injection pipe, one end of the connecting pipe is connected to the liquid filling motor, and the other end of the connecting pipe is connected to a liquid filling tank, a through-hole is opened on one side of the top plate, one end of the liquid filling pipe is connected to the liquid filling motor, and the other end of the liquid filling pipe passes through the through-hole on the top plate and is connected to a liquid filling sleeve, one end of the liquid filling sleeve is connected to the liquid filling pipe, and the other end of the liquid filling sleeve is provided with a sealing ring for sealing connection with the liquid filling battery.

[0006] Preferably, a V-shaped clamp and a fixing clamp are respectively installed on both sides of the liquid-filled battery, the fixing clamp is fixedly connected to the base plate, a mounting frame is installed on one side of the V-shaped clamp, the mounting frame is fixedly connected to the base plate, and a support frame is installed on the side of the mounting frame away from the base plate.

[0007] Preferably, one end of the support frame is fixedly connected to the sliding sleeve, and an opening is provided in the middle position of the other end of the support frame, the opening position of the support frame is rotatably connected to a quick clamp, the middle position of the quick clamp is rotatably connected to the opening of the support frame, one end of the quick clamp is installed with a handle, and the other end of the quick clamp is rotatably connected to a connecting rod.

[0008] Preferably, one end of the connecting rod is rotatably connected to the quick clamp, and the other end of the connecting rod is rotatably connected to the sliding rod, the middle position of the sliding rod is slidably connected in the sliding sleeve, one end of the sliding rod is rotatably connected to the connecting rod, and the other end of the sliding rod is fixedly connected to the V-shaped clamp, the V-shaped clamp slides on the bottom plate, and the V-shaped clamp and the fixed clamp are respectively clamped on both sides of the liquid-filled battery.

[0009] Preferably, a console is installed on the top plate, a connecting coil is installed on one side of the console, one end of the connecting coil is connected to the socket, and the other end of the connecting coil is connected to the console, and the console is electrically connected to the injection motor.

[0010] The manual tooling for opening and filling cylindrical batteries proposed by the present invention can bring the following beneficial effects:

[0011] In the utility model, the handle on the quick clamp is rotated to drive the quick clamp and the connecting rod to rotate. Since the other end of the connecting rod is rotatably connected to the sliding rod, and the sliding rod slides in the sliding sleeve, the sliding rod slides in the sliding sleeve, driving the V-shaped clamp to move closer to the fixed clamp. The V-shaped clamp and the fixed clamp jointly clamp the liquid-filled battery, thereby improving the stability during the liquid filling process.

[0012] This new fixture eliminates the need for repeated weighing during traditional liquid injection. Instead, it injects liquid directly into the battery using an injection pump. Its relatively sealed structure improves injection accuracy, makes it more convenient and efficient, and ensures better injection quality. Furthermore, the fixture can be used with a 220V three-phase electrical outlet. It is relatively small, flexible, and low-cost, making it suitable for laboratory use. It also reduces the contact time and area between the electrolyte and air, and reduces contact between the electrolyte and people, making it safer. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 This is a schematic diagram of the overall structure of a manual tooling for opening and filling cylindrical batteries proposed in the present invention;

[0015] Figure 2 This is a schematic diagram of the overall structure of a manual tool for opening and filling cylindrical batteries proposed by the present invention from another angle;

[0016] Figure 3 This is a structural schematic diagram of a liquid filling motor in a manual tooling for opening and filling cylindrical batteries proposed in the utility model;

[0017] Figure 4 This is a structural schematic diagram of a support frame in a manual tooling for opening and filling cylindrical batteries proposed in the present utility model;

[0018] Figure 5 The present invention provides a flowchart of a manual tool for filling liquid in a cylindrical battery opening.

[0019] In the figure: 1. Liquid injection motor; 2. Support rod; 3. Liquid injection battery; 4. Bottom plate; 5. Quick clamp; 6. Top plate; 7. Connecting pipe; 8. Liquid injection pipe; 9. Connecting coil; 10. Control console; 11. V-clamp; 12. Fixing clamp; 13. Mounting bracket; 14. Liquid injection sleeve; 15. Sealing ring; 16. Connecting rod; 17. Support bracket; 18. Sliding rod; 19. Sliding sleeve. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner", "lower", "all around" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0022] like Figure 1-5As shown, the utility model proposes a manual tool for opening and filling liquid in a cylindrical battery, comprising a liquid filling motor 1 and a bottom plate 4. The bottom plate 4 is a square structure, and support rods 2 are installed near the four corners of the bottom plate 4. One end of the support rod 2 is fixedly connected to the bottom plate 4, and the other end of the support rod 2 is fixedly connected to the top plate 6. The liquid filling motor 1 is installed on the side of the top plate 6 away from the bottom plate 4. The shell of the liquid filling motor 1 is fixedly connected to the top plate 6. The input end of the liquid filling motor 1 is connected to a connecting pipe 7, and the output end of the liquid filling motor 1 is connected to a liquid filling pipe 8. One end of the connecting pipe 7 is connected to the injection port. Liquid motor 1, and the other end of the connecting pipe 7 is connected to the liquid injection tank, one side of the top plate 6 is provided with a perforation, one end of the liquid injection pipe 8 is connected to the liquid injection motor 1, and the other end of the liquid injection pipe 8 passes through the perforation on the top plate 6 to connect the liquid injection sleeve 14, one end of the liquid injection sleeve 14 is connected to the liquid injection pipe 8, and the other end of the liquid injection sleeve 14 is provided with a sealing ring 15 and sealed with the liquid injection battery 3. This fixture solves the need for repeated weighing of traditional liquid injection, directly uses the liquid injection pump to inject liquid into the battery, and adopts a relatively sealed structure, so that the liquid injection accuracy is higher, more convenient and quicker, and the liquid injection quality is more guaranteed. In addition, the fixture can use a 220V three-phase power socket. The fixture is relatively small, can be flexibly moved, has a low cost, and is suitable for laboratory use.

[0023] Among them, V-shaped clamps 11 and fixed clamps 12 are respectively installed on both sides of the liquid-filled battery 3, and the fixed clamp 12 is fixedly connected to the base plate 4. A mounting bracket 13 is installed on one side of the V-shaped clamp 11, and the mounting bracket 13 is fixedly connected to the base plate 4, and a support bracket 17 is installed on the side of the mounting bracket 13 away from the base plate 4. One end of the support bracket 17 is fixedly connected to the sliding sleeve 19, and an opening is opened in the middle position of the other end of the support bracket 17. The opening position of the support bracket 17 is rotatably connected to the quick clamp 5, and the middle position of the quick clamp 5 is rotatably connected to the opening of the support bracket 17. A handle is installed at one end of the quick clamp 5, and the other end of the quick clamp 5 is rotatably connected to the connecting rod 16. One end of the connecting rod 16 is rotatably connected to the quick clamp 5, and the other end of the connecting rod 16 The connecting slide rod 18 is rotated, and the middle position of the slide rod 18 is slidably connected in the slide sleeve 19. One end of the slide rod 18 is rotatably connected to the connecting rod 16, and the other end of the slide rod 18 is fixedly connected to the V-shaped clamp 11. The V-shaped clamp 11 slides on the base plate 4, and the V-shaped clamp 11 and the fixed clamp 12 are respectively clamped on both sides of the injection battery 3. By rotating the handle on the quick clamp 5, the quick clamp 5 and the connecting rod 16 are driven to rotate. Since the other end of the connecting rod 16 is rotatably connected to the slide rod 18, and the slide rod 18 slides in the slide sleeve 19, the slide rod 18 slides in the slide sleeve 19, driving the V-shaped clamp 11 to approach the fixed clamp 12. The V-shaped clamp 11 and the fixed clamp 12 jointly clamp the injection battery 3 to improve the stability during the injection process.

[0024] Among them, a console 10 is installed on the top plate 6, and a connecting coil 9 is installed on one side of the console 10. One end of the connecting coil 9 is connected to the socket, and the other end of the connecting coil 9 is connected to the console 10. The console 10 is electrically connected to the injection motor 1. It has relatively low cost and light weight, and the 220V three-phase electric fixture can be moved flexibly.

[0025] The working principle of the present utility model is that the clamp solves the need for repeated weighing of traditional liquid injection, directly uses the liquid injection pump to inject liquid into the battery, and adopts a relatively sealed structure, so that the liquid injection accuracy is higher, it is more convenient and quicker, and the liquid injection quality is more guaranteed. In addition, the clamp can use a 220V three-phase power socket. The clamp is relatively small, can be flexibly moved, has low cost, and is suitable for laboratory use. By rotating the handle on the quick clamp 5, the quick clamp 5 and the connecting rod 16 are driven to rotate. Since the other end of the connecting rod 16 is rotatably connected to the sliding rod 18, and the sliding rod 18 slides in the sliding sleeve 19, the sliding rod 18 slides in the sliding sleeve 19, driving the V-shaped clamp 11 to approach the fixed clamp 12. The V-shaped clamp 11 and the fixed clamp 12 jointly clamp the liquid injection battery 3, improve the stability during the liquid injection process, reduce the contact time and contact area between the electrolyte and the air, reduce the contact between the electrolyte and people, and are safer.

[0026] Throughout this specification, references to terms such as "one embodiment," "example," and "specific example" indicate that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0027] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. These preferred embodiments do not exhaustively describe all details, nor do they limit the present invention to specific embodiments. Obviously, numerous modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A manual tool for opening and filling a cylindrical battery, comprising a filling motor (1) and a bottom plate (4), characterized in that: The bottom plate (4) is a square structure, and support rods (2) are installed near the four corners of the bottom plate (4), one end of the support rod (2) is fixedly connected to the bottom plate (4), and the other end of the support rod (2) is fixedly connected to the top plate (6), and a liquid injection motor (1) is installed on the side of the top plate (6) away from the bottom plate (4), and the shell of the liquid injection motor (1) is fixedly connected to the top plate (6), the input end of the liquid injection motor (1) is connected to a connecting pipe (7), and the output end of the liquid injection motor (1) is connected to the liquid injection motor (1). A pipe (8) is provided, one end of the connecting pipe (7) is connected to the liquid injection motor (1), and the other end of the connecting pipe (7) is connected to the liquid injection tank, a through hole is provided on one side of the top plate (6), one end of the liquid injection pipe (8) is connected to the liquid injection motor (1), and the other end of the liquid injection pipe (8) passes through the through hole on the top plate (6) and is connected to the liquid injection sleeve (14), one end of the liquid injection sleeve (14) is connected to the liquid injection pipe (8), and the other end of the liquid injection sleeve (14) is provided with a sealing ring (15) for sealing connection with the liquid injection battery (3).

2. A manual tool for opening and filling cylindrical batteries according to claim 1, characterized in that: A V-shaped clamp (11) and a fixing clamp (12) are respectively installed on both sides of the liquid-filled battery (3); the fixing clamp (12) is fixedly connected to the base plate (4); a mounting frame (13) is installed on one side of the V-shaped clamp (11); the mounting frame (13) is fixedly connected to the base plate (4); and a support frame (17) is installed on the side of the mounting frame (13) away from the base plate (4).

3. A manual tool for opening and filling cylindrical batteries according to claim 2, characterized in that: One end of the support frame (17) is fixedly connected to the sliding sleeve (19), and an opening is provided at the middle position of the other end of the support frame (17). The opening position of the support frame (17) is rotatably connected to a quick clamp (5), and the middle position of the quick clamp (5) is rotatably connected to the opening of the support frame (17). One end of the quick clamp (5) is provided with a handle, and the other end of the quick clamp (5) is rotatably connected to a connecting rod (16).

4. A manual tool for opening and filling cylindrical batteries according to claim 3, characterized in that: One end of the connecting rod (16) is rotatably connected to the quick clamp (5), and the other end of the connecting rod (16) is rotatably connected to the sliding rod (18), the middle position of the sliding rod (18) is slidably connected in the sliding sleeve (19), one end of the sliding rod (18) is rotatably connected to the connecting rod (16), and the other end of the sliding rod (18) is fixedly connected to the V-shaped clamp (11), the V-shaped clamp (11) slides on the bottom plate (4), and the V-shaped clamp (11) and the fixed clamp (12) are respectively clamped on both sides of the liquid-filled battery (3).

5. The manual tool for opening and filling cylindrical batteries according to claim 1, characterized in that: A control console (10) is mounted on the top plate (6), a connecting coil (9) is mounted on one side of the control console (10), one end of the connecting coil (9) is connected to a socket, and the other end of the connecting coil (9) is connected to the control console (10), and the control console (10) is electrically connected to the injection motor (1).