Electrolyte injection device for lithium battery processing

By designing the cleaning and transmission mechanism of the electrolyte injection device for lithium battery processing, the skin and environmental corrosion problems caused by electrolyte leakage are solved, the cleanliness and efficiency of the injection process are achieved, and the versatility and flexibility of the equipment are adapted to lithium batteries of different sizes.

CN223363348UActive Publication Date: 2025-09-19NANYANG HUAXIN ENERGY TECH CO LTD
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Patent Information

Application Number
CN202422487455.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-15
Publication Date
2025-09-19
Estimated Expiration
2034-10-15

AI Technical Summary

Technical Problem

During the process of filling electrolyte into lithium batteries, electrolyte leakage causes corrosion to the operator's skin and the environment, and existing equipment lacks effective cleaning and protection measures.

Method used

An electrolyte injection device for lithium battery processing was designed, which includes a cleaning mechanism and a transmission mechanism. A towel plate connected to a cylinder is used to wipe off dripping electrolyte, an injection shell connected to the cylinder protects the syringe, and an absorbent sponge is used to clean the syringe. The transmission mechanism drives the conveyor belt through a motor to transport lithium batteries, and the baffle height can be adjusted to adapt to different sizes.

Benefits of technology

Effectively prevent electrolyte leakage and pollution, improve equipment cleanliness and safety, ensure clean and efficient injection process, and enhance the applicability and flexibility of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of electrolyte injection for lithium battery processing, and discloses an electrolyte injection device for lithium battery processing, which comprises a cleaning mechanism, a transmission mechanism and a main body mechanism, the cleaning mechanism is positioned inside the main body mechanism, the transmission mechanism is positioned outside the main body mechanism, and the cleaning mechanism comprises a first cylinder. The lower surface of the first air cylinder is fixedly connected with a supporting plate, and the outer wall of the first air cylinder is fixedly connected with a towel plate. The first air cylinder is fixedly connected with the towel plate, and the towel plate is arranged at the tail end of the added processing flow, so that when an injected lithium battery is conveyed out, the first air cylinder controls the towel plate to move downwards, residues on the surface of the lithium battery can be wiped, and the cleaning effect is achieved; and the protection on the environment and operators is increased.
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Description

Technical Field

[0001] The utility model relates to the technical field of electrolyte injection for lithium battery processing, in particular to an electrolyte injection device for lithium battery processing. Background Art

[0002] Lithium batteries are a type of battery that uses lithium metal or lithium alloys as the positive and negative electrode materials and a non-aqueous electrolyte solution. Gilbert N. Lewis first proposed and researched lithium metal batteries in 1912. In the 1970s, MS Whittingham proposed and began researching lithium-ion batteries. Due to the highly reactive chemical properties of lithium metal, its processing, storage, and use place high demands on the environment. With the advancement of science and technology, lithium batteries have become mainstream.

[0003] Lithium batteries are widely used in people's daily lives. Their special internal structure enables them to charge quickly and be easy to carry. However, when adding electrolyte to the lithium battery, operating errors may cause electrolyte leakage, thereby corroding the operator's skin and the natural environment. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides an electrolyte injection device for lithium battery processing.

[0005] The utility model is implemented by the following technical solutions: an electrolyte injection device for lithium battery processing, comprising a cleaning mechanism, a transmission mechanism and a main body mechanism, wherein the cleaning mechanism is located inside the main body mechanism, and the transmission mechanism is located outside the main body mechanism;

[0006] The cleaning mechanism includes a first cylinder, a lower surface of the first cylinder is fixedly connected to a support plate, and an outer wall of the first cylinder is fixedly connected to a towel plate.

[0007] Through the above technical solution, the first cylinder is fixedly connected to the support plate, and the towel plate is fixedly connected to the main bracket by setting the towel plate. The first cylinder is connected to the main bracket through the support plate, so as to increase the stability of the overall mechanical equipment. The first cylinder is fixedly connected to the towel plate. By setting the towel plate at the end of the processing flow, when the lithium battery is injected with electrolyte and the syringe is pulled out, the electrolyte inside the syringe may drip onto the surface of the lithium battery, thereby corroding the operator's skin and the environment. By setting the first cylinder to be fixedly connected to the towel plate, when the injected lithium battery is conveyed out, the first cylinder controls the towel plate to move downward, which can wipe the residue on the surface of the lithium battery, thereby achieving a cleaning effect and increasing protection for the environment and the operator.

[0008] As a further improvement of the above solution, the outer wall of the support plate is fixedly connected to the main body bracket, the upper surface of the main body bracket is fixedly connected to the second cylinder, the outer wall of the second cylinder is fixedly connected to the injection shell, and the inner wall of the injection shell is fixedly connected to the syringe.

[0009] Through the above technical solution, the second cylinder is fixedly connected to the injection shell, and the injection shell is fixedly connected to the syringe. By arranging the syringe inside the injection shell, when the lithium battery to be injected is conveyed into the interior of the device through the conveyor belt, the second cylinder controls the injection shell to move downward, so that the internal syringe can inject the lithium battery. By setting the injection shell, the syringe can be effectively protected from external factors, and the electrolyte inside the syringe can be prevented from dripping and contaminating the interior of the device.

[0010] As a further improvement of the above solution, the inner wall of the injection shell is fixedly connected to a movable connecting rod, the outer wall of the movable connecting rod is slidably connected to a first compression spring, and the lower surface of the movable connecting rod is fixedly connected to a water-absorbing sponge.

[0011] Through the above technical solution, the injection shell is fixedly connected to the movable connecting rod, and the movable connecting rod is fixedly connected to the water-absorbing sponge. By arranging the water-absorbing sponge on the lower surface of the injection shell, when the injection shell moves downward, the water-absorbing sponge contacts the upper surface of the lithium battery and is compressed toward the inside of the injection shell. When the water-absorbing sponge moves inward, the syringe installed inside the injection shell contacts the lithium battery to complete the injection. After the injection is completed, the first compression spring fixed on the outer wall of the sliding connection to reset outward, thereby driving the water-absorbing sponge to reset. While resetting, the water-absorbing sponge can wipe the outer wall of the syringe to achieve the effect of cleaning the syringe.

[0012] As a further improvement of the above solution, the transmission mechanism includes a transmission bracket, the outer wall of the transmission bracket is fixedly connected to a motor, the outer wall of the motor is fixedly connected to a rotating shaft, and the outer wall of the rotating shaft is slidably connected to a conveyor belt.

[0013] Through the above technical solution, the transmission bracket is fixedly connected to the motor, the motor is fixedly connected to the rotating shaft, and the power is transmitted to the rotating shaft through the motor, so that it can rotate. The rotating shaft is set to be slidably connected to the conveyor belt. When the rotating shaft rotates, the friction force on its surface drives the conveyor belt to rotate, thereby achieving the effect of conveying the lithium batteries to be processed into the interior of the equipment.

[0014] As a further improvement of the above scheme, the upper surface of the transmission bracket is fixedly connected to a bracket, the outer wall of the bracket is provided with a positioning hole, the inner wall of the positioning hole is threadedly connected to an adjusting nut, the outer wall of the adjusting nut is slidably connected to a second spring, and the outer wall of the adjusting nut is fixedly connected to a baffle.

[0015] Through the above technical solution, the transmission bracket is fixedly connected to the bracket. By opening uniform positioning holes on the outer wall of the bracket, when facing batteries of different heights, the adjusting nut can be matched with the positioning holes of different heights, and the adjusting nut is set to fix the connecting baffle, thereby achieving the effect of adjusting the height of the baffle and increasing the versatility of the overall mechanical equipment.

[0016] As a further improvement of the above solution, the main body mechanism includes a main body bracket, a storage box is fixedly connected to the lower surface of the main body bracket, and a hose is fixedly connected to the outer wall of the storage box.

[0017] Through the above technical solution, the main body bracket is fixedly connected to the storage box, and the storage box is fixedly connected to the hose, so that the hose transports the electrolyte inside the storage box to the syringe, allowing it to complete the injection.

[0018] As a further improvement of the above solution, the lower surface of the storage box is fixedly connected to a main body base.

[0019] Through the above technical solution, the storage box is fixedly connected to the main body base, and by setting the main body base to be fixedly connected to the lower surface of the storage box, the stability of the entire mechanical equipment can be increased.

[0020] Compared with the prior art, the beneficial effects of the present invention are:

[0021] The utility model provides a first cylinder fixedly connected to a towel plate, and the towel plate is provided for wiping dripping of electrolyte, thereby avoiding pollution to the operator and the environment, improving the cleanliness and safety of the equipment, and providing a second cylinder fixedly connected to the injection shell, and the injection shell is fixedly connected to the syringe. By providing the injection shell, the syringe can be effectively protected from the influence of external factors, and at the same time, it can also prevent the electrolyte inside the syringe from dripping and contaminating and corroding the inside of the equipment. The injection shell is fixedly connected to a movable connecting rod, and the movable connecting rod is fixedly connected to a water-absorbing sponge. By providing the water-absorbing sponge on the lower surface of the injection shell, when the injection shell moves downward, the water-absorbing sponge contacts the upper surface of the lithium battery and is compressed toward the inside of the injection shell by it. When the water-absorbing sponge moves inward, the syringe installed in the injection shell contacts the lithium battery to complete the injection. After the injection is completed, the first compression spring fixed on the outer wall of the sliding connection movable connecting rod is reset outward, thereby driving the water-absorbing sponge to reset. When the water-absorbing sponge is reset, the outer wall of the syringe is cleaned, ensuring the cleanliness and efficiency of the injection process.

[0022] The utility model arranges a transmission bracket to be fixedly connected to the motor, the motor is fixedly connected to the rotating shaft, and power is transmitted to the rotating shaft by the motor, so that it can rotate, and the rotating shaft is arranged to be slidably connected to the conveyor belt. When the rotating shaft rotates, the friction force on its surface drives the conveyor belt to rotate, thereby achieving the effect of conveying the lithium batteries to be processed into the interior of the equipment, and the transmission bracket is arranged to be fixedly connected to the bracket. By opening uniform positioning holes on the outer wall of the bracket, when facing batteries of different heights, the adjusting nut can be matched with the positioning holes of different heights, and the adjusting nut is arranged to be fixedly connected to the baffle, so that the height of the baffle can be adjusted according to lithium batteries of different sizes, which greatly improves the applicability and flexibility of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the back of the overall structure of the utility model;

[0025] Figure 3 This is an exploded schematic diagram of the cleaning mechanism of the utility model;

[0026] Figure 4 This is a schematic diagram of the dissection of the transmission mechanism of the utility model;

[0027] Figure 5 This is a schematic diagram of the structure of the utility model Figure 4 Enlarged schematic diagram of part A in the middle.

[0028] Description of main symbols:

[0029] 1. Cleaning mechanism; 101. First cylinder; 102. Towel plate; 103. Second cylinder; 104. Injection shell; 105. Syringe; 106. First compression spring; 107. Movable connecting rod; 108. Water-absorbing sponge; 109. Support plate; 2. Transmission mechanism; 201. Transmission bracket; 202. Motor; 203. Rotating shaft; 204. Conveyor belt; 205. Bracket; 206. Adjusting nut; 207. Positioning hole; 208. Second spring; 209. Baffle; 3. Main body mechanism; 301. Main body bracket; 302. Storage box; 303. Main body base; 304. Hose. DETAILED DESCRIPTION

[0030] Below, the present invention is further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0031] Example:

[0032] Please combine Figure 1-5, an electrolyte injection device for lithium battery processing of this embodiment includes a cleaning mechanism 1, a transmission mechanism 2 and a main body mechanism 3, the cleaning mechanism 1 is located inside the main body mechanism 3, and the transmission mechanism 2 is located outside the main body mechanism 3;

[0033] The cleaning mechanism 1 includes a first cylinder 101 , a support plate 109 is fixedly connected to the lower surface of the first cylinder 101 , and a towel plate 102 is fixedly connected to the outer wall of the first cylinder 101 .

[0034] The outer wall of the support plate 109 is fixedly connected to the main frame 301 , the upper surface of the main frame 301 is fixedly connected to the second cylinder 103 , the outer wall of the second cylinder 103 is fixedly connected to the injection shell 104 , and the inner wall of the injection shell 104 is fixedly connected to the syringe 105 .

[0035] The inner wall of the injection shell 104 is fixedly connected with a movable connecting rod 107 , the outer wall of the movable connecting rod 107 is slidably connected with a first compression spring 106 , and the lower surface of the movable connecting rod 107 is fixedly connected with a water-absorbing sponge 108 .

[0036] The transmission mechanism 2 includes a transmission bracket 201 , an outer wall of the transmission bracket 201 is fixedly connected to a motor 202 , an outer wall of the motor 202 is fixedly connected to a rotating shaft 203 , and an outer wall of the rotating shaft 203 is slidably connected to a conveyor belt 204 .

[0037] The upper surface of the transmission bracket 201 is fixedly connected to the bracket 205, the outer wall of the bracket 205 is provided with a positioning hole 207, the inner wall of the positioning hole 207 is threadedly connected to the adjusting nut 206, the outer wall of the adjusting nut 206 is slidably connected to the second spring 208, and the outer wall of the adjusting nut 206 is fixedly connected to the baffle 209.

[0038] The main body mechanism 3 includes a main body bracket 301 , a storage box 302 is fixedly connected to the lower surface of the main body bracket 301 , and a hose 304 is fixedly connected to the outer wall of the storage box 302 .

[0039] The lower surface of the storage box 302 is fixedly connected to a main body base 303 .

[0040] The implementation principle of an electrolyte injection device for lithium battery processing in the embodiment of the present application is as follows: a first cylinder 101 is fixedly connected to a towel plate 102, and the towel plate 102 is used to wipe the electrolyte dripping on the surface of the lithium battery to avoid pollution to the operator and the environment, and improve the cleanliness and safety of the equipment; a second cylinder 103 is fixedly connected to an injection shell 104, and the injection shell 104 is fixedly connected to a syringe 105. By setting the injection shell 104, the syringe 105 can be effectively protected from external factors, and at the same time, the electrolyte inside the syringe 105 can be prevented from dripping and contaminating the interior of the equipment; the injection shell 104 is fixedly connected to a movable connecting rod 107, and the movable connecting rod 107 is fixedly connected to a water-absorbing sponge 108. By setting the water-absorbing sponge 108 on the lower surface of the injection shell 104, when the injection shell 104 moves downward, the water-absorbing sponge 108 contacts the upper surface of the lithium battery and is compressed toward the inside of the injection shell 104. When the water-absorbing sponge 108 moves inward During movement, the syringe 105 installed inside the injection shell 104 contacts the lithium battery to complete the injection. When the injection is completed, it is reset by the first compression spring 106, and the absorbent sponge 108 cleans the syringe 105 to ensure the cleanliness and efficiency of the injection process. A transmission bracket 201 is set to be fixedly connected to the motor 202, and the motor 202 is fixedly connected to the rotating shaft 203. The power is transmitted to the rotating shaft 203 through the motor 202, so that it can rotate. The rotating shaft 203 is set to be slidably connected to the conveyor belt 204. When the rotating shaft 203 rotates, the conveyor belt 204 is driven to rotate by the friction force on its surface, thereby achieving the effect of conveying the lithium battery to be processed into the interior of the equipment. A transmission bracket 201 is set to be fixedly connected to the bracket 205. By opening uniform positioning holes 207 on the outer wall of the bracket 205, and adjusting the nut 206 to cooperate with the positioning holes 207 of different heights, the height of the baffle 209 can be flexibly adjusted to adapt to lithium batteries of different sizes, thereby enhancing the versatility and flexibility of the equipment.

[0041] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and replacements made by technicians in this field on the basis of the present invention fall within the scope of protection required by the present invention.

Claims

1. An electrolyte injection device for lithium battery processing, characterized in that: It comprises a cleaning mechanism (1), a transmission mechanism (2) and a main body mechanism (3), wherein the cleaning mechanism (1) is located inside the main body mechanism (3), and the transmission mechanism (2) is located outside the main body mechanism (3); The cleaning mechanism (1) comprises a first cylinder (101), the lower surface of the first cylinder (101) is fixedly connected to a support plate (109), and the outer wall of the first cylinder (101) is fixedly connected to a towel plate (102).

2. The electrolyte injection device for lithium battery processing according to claim 1, characterized in that: The outer wall of the support plate (109) is fixedly connected to a main frame (301), the upper surface of the main frame (301) is fixedly connected to a second cylinder (103), the outer wall of the second cylinder (103) is fixedly connected to an injection shell (104), and the inner wall of the injection shell (104) is fixedly connected to a syringe (105).

3. The electrolyte injection device for lithium battery processing according to claim 2, characterized in that: The inner wall of the injection shell (104) is fixedly connected to a movable connecting rod (107), the outer wall of the movable connecting rod (107) is slidably connected to a first compression spring (106), and the lower surface of the movable connecting rod (107) is fixedly connected to a water-absorbing sponge (108).

4. The electrolyte injection device for lithium battery processing according to claim 1, characterized in that: The transmission mechanism (2) comprises a transmission bracket (201), the outer wall of the transmission bracket (201) is fixedly connected to a motor (202), the outer wall of the motor (202) is fixedly connected to a rotating shaft (203), and the outer wall of the rotating shaft (203) is slidably connected to a conveyor belt (204).

5. The electrolyte injection device for lithium battery processing according to claim 4, characterized in that: The upper surface of the transmission bracket (201) is fixedly connected to a bracket (205), the outer wall of the bracket (205) is provided with a positioning hole (207), the inner wall of the positioning hole (207) is threadedly connected to an adjusting nut (206), the outer wall of the adjusting nut (206) is slidably connected to a second spring (208), and the outer wall of the adjusting nut (206) is fixedly connected to a baffle (209).

6. The electrolyte injection device for lithium battery processing according to claim 1, characterized in that: The main body mechanism (3) comprises a main body bracket (301), the lower surface of the main body bracket (301) is fixedly connected to a storage box (302), and the outer wall of the storage box (302) is fixedly connected to a hose (304).

7. The electrolyte injection device for lithium battery processing according to claim 6, characterized in that: The lower surface of the storage box (302) is fixedly connected to a main body base (303).