High-capacity net-punching polar plate maintenance-free battery

Abstract

The invention discloses a high-capacity copper terminal maintenance-free battery, the battery comprises a battery shell, a pole group, a busbar, a battery cover, a copper terminal, color glue, an air filter sheet, a safety valve, a surface sheet and cover sealing glue, and the internal space of the battery shell is used for containing the pole group. The shell opening is provided with a seam allowance, the seam allowance and the battery cover are further sealed together through cover sealing glue to form a battery main body, the battery cover is provided with a battery cover glue groove, and a positioning rib, a busbar glue groove and a pole groove are arranged in the glue groove. When the battery cover is matched with the battery shell, the shell and the cover are centered and positioned by the positioning ribs; and after the glue grooves are fully dropped with the sealing glue, the corresponding busbars and the corresponding pole columns go deep into the busbar glue grooves and the pole column grooves. According to the invention, a valve control type maintenance-free structure is adopted, so that the performance of the battery is guaranteed. The battery pole plate is manufactured by adopting an advanced net punching technology, and the pole plate is good in corrosion resistance and excellent in consistency. The internal structure of the battery adopts a busbar direct connection structure, the internal effective space of the battery is enlarged, and the relative capacity of the battery is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of lead-acid batteries, and in particular relates to a high-capacity mesh plate maintenance-free battery. Background Art

[0002] Lead-acid batteries have a wide range of applications, stable performance, and high safety, involving many areas of life. With the advancement of technology, smart devices are becoming more and more intelligent. To extend the battery life of smart devices, better products are needed to provide a steady stream of energy for the devices. Due to the limitation of battery installation space, batteries of the same size are required to have more energy. Therefore, a high capacity ratio maintenance-free battery is developed to meet this demand to meet the energy requirements of equipment upgrades. Summary of the invention

[0003] To achieve the above purpose, the technical solution of the present invention is as follows: Provide a maintenance-free battery product with a high capacity ratio, adopt advanced punching technology and internal formation charging technology, and use automated equipment for assembly and manufacturing, effectively maintain product consistency, and can well control process costs, and provide the market with an excellent cost-effective green energy product. The product is a maintenance-free lead-acid battery with a punching plate, which has an advanced plate manufacturing process and a more environmentally friendly internal formation charging process. The product has high performance consistency and is safe and reliable; the product adopts a copper terminal structure with good conductivity. Compared with traditional lead terminals, it is strong and durable, not easy to oxidize, and more convenient to install. The internal structure of the battery adopts a direct bus design, which increases the effective space of the battery, that is, the battery has the same battery size, and the effective utilization space inside the battery is increased by about 15%, thereby obtaining a larger capacity ratio and making the battery life more durable. The product adopts a centralized exhaust and filtering structure, which can prevent the direct discharge of exhaust gas in the battery and ensure a good internal space environment of the electrical equipment. The entire manufacturing process of the product is designed to use automated equipment to effectively control product consistency and process costs.

[0004] The specific technical scheme is as follows: A high-capacity copper terminal maintenance-free battery, the battery mainly includes: a battery shell, a pole group, a bus bar, a battery cover, a copper terminal, a color glue, an air filter, a safety valve, a face sheet and a sealing glue. The battery shell has an internal space for containing the pole group. The shell mouth is provided with a stopper, and the stopper is further sealed with the battery cover by the sealing glue to form the battery body.

[0005] As an improvement of the present invention, the battery cover is provided with a battery cover glue groove, and the glue groove is provided with positioning ribs, busbar glue grooves, and pole column grooves. Further, when the battery cover and the battery shell are matched, the positioning ribs center the shell and the cover; when the glue groove is filled with sealing glue, the corresponding busbar and pole column penetrate into the busbar glue groove and the pole column groove. The cover is assembled.

[0006] As an improvement of the present invention, the battery cover is provided with a terminal slot and a terminal positioning structure for positioning the terminal. The terminal can be correctly installed on the battery cover. The terminal is further welded to the pole. Then the color glue is dripped into the color glue slot and sealed after curing. At the same time, different colors of glue play the role of polarity identification.

[0007] As an improvement of the present invention, the battery cover pole slot is provided with a thin structure, and after the battery cover is sealed and the sealing glue is solidified, the terminal slot is disconnected from the thin structure to expose the pole inside, and the pole is further welded to the copper terminal.

[0008] As an improvement of the present invention, the battery cover is provided with a dough sheet groove, and a filter sheet groove, a safety valve seat, and an ultrasonic welding line groove are provided in the dough sheet groove. A filter sheet is further installed in the filter sheet groove to filter the acid mist generated in the battery and keep the external environment clean. An exhaust hole is connected below the filter sheet groove to discharge the waste gas filtered out of the acid mist through the exhaust hole; the safety valve is installed on the safety valve seat to maintain the internal pressure of the battery, control the internal chemical reaction of the battery, and keep it from losing water, which is beneficial to the battery life.

[0009] As an improvement of the present invention, the dough sheet groove structure is provided with an ultrasonic welding wire groove, wherein the annular welding wire groove cooperates with the annular welding wire on the dough sheet to form a sealed space after welding, allowing the exhaust gas to be discharged from the exhaust hole through the filter sheet.

[0010] As an improvement of the present invention, the dough sheet is provided with an ultrasonic welding line on the dough sheet body, which cooperates with the battery cover to cover the top surface of the battery and protect the safety valve and the air filter.

[0011] As an improvement of the present invention, the copper terminal is provided with a pole hole, which is welded to the pole, and a bolt hole is provided on the copper terminal for easy installation and use.

[0012] As an improvement of the present invention, the pole group is composed of a busbar, a pole, a positive plate, a negative plate and a separator. The positive and negative plates are made of a casting belt rolling process, a high-speed screen punching process and a continuous plate coating and plate separation process, and the poles have good consistency. The pole ears of the pole plates are cast-welded to the busbar, and the busbar is provided with a pole. Furthermore, the pole is welded to the copper terminal to facilitate energy output.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention adopts a valve-controlled maintenance-free structure, and the battery performance is guaranteed. The battery plates are manufactured using advanced punching technology, and the plates have good corrosion resistance and excellent consistency. The internal structure of the battery adopts a busbar direct connection structure, which increases the effective space inside the battery and improves the relative capacity of the battery. Compared with conventional manufacturing processes such as cross-bridge welding or through-wall welding, the number of processes is reduced and the manufacturing cost is reduced. The battery adopts a copper terminal structure with good conductivity. The battery adopts a centralized exhaust and filtration structure, and there will be no acid mist overflow when the battery is used, making the battery safer and more environmentally friendly, and the performance quality more reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Shows the appearance view of the product of the present invention; Figure 2 An exploded view of a battery of the present invention is shown; Figure 3 Shown is an assembly structure diagram of the present invention; Figure 4 The structure diagram of the battery cover of the present invention is shown; Figure 5 The structure diagram of the face sheet of the present invention is shown; Figure 6 The terminal structure diagram of the present invention is shown.

[0015] As shown in the figure: battery shell 100, pole group 200, battery cover 300, copper terminal 400, color glue 500, air filter 600, safety valve 700, face sheet 800, capping glue 900, stop 110, bus 210, pole 220, positive plate 230, negative plate 240, partition 250, face sheet groove 310, air filter groove 311, safety valve seat 312, ultrasonic welding wire groove 313, exhaust hole 314, color glue groove 320, terminal positioning structure 321, terminal card groove 330, battery cover glue groove 340, positioning rib 341, busbar glue groove 342, pole groove 350, thin structure 351, pole hole 410, bolt hole 420, face sheet body 810, ultrasonic welding wire 820. DETAILED DESCRIPTION

[0016] The present invention will be further explained below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention.

[0017] Example: Figure 1 , Figure 2 , Figure 3 As shown, a high-capacity punched-mesh maintenance-free battery comprises: a battery shell 100, a pole group 200, a battery cover 300, a copper terminal 400, a color glue 500, an air filter 600, a safety valve 700, a face sheet 800, and a capping glue 900, which are assembled into a whole.

[0018] like Figure 2 , Figure 3 As shown, the pole group 200 is composed of a busbar 210, a pole 220, a positive plate 230, a negative plate 240, and a separator 250. The positive and negative plates are manufactured using the most advanced automated equipment, with good product performance and consistency and low cost control. The separator is superimposed with the positive and negative plates in a certain ratio, and then cast-welded with the busbar 210. At the same time, a pole 220 is provided on the busbar 210, one positive pole and one negative pole.

[0019] like Figure 2 , Figure 3 , Figure 5 As shown, when assembling the battery: Fill the battery cover glue groove 340 with an appropriate amount of sealing glue 900. Install the cast-welded pole group 200 into the battery shell 100, and install it together with the battery cover 300, so that the stopper 110 goes deep into the battery cover glue groove 340, and the shell cover is fixed in the middle of the front, back, left and right by the positioning rib 341. The busbar 210 goes deep into the busbar glue groove 342, and the pole 220 goes deep into the pole groove 350. After installation, wait for the sealing glue 900 to solidify.

[0020] Furthermore, the 600 air filter is installed into the 311 air filter slot. This design is a tight-fitting structure, allowing the 600 air filter to play a filtering role.

[0021] Furthermore, the 700 safety valve is installed on the 312 safety valve seat to maintain the internal pressure of the battery without losing water, so that the chemical reaction inside the 200 pole group can proceed normally.

[0022] Furthermore, the face sheet 800 is matched with the battery cover 300, and the ultrasonic welding line 820 is aligned with the ultrasonic welding line groove 313, and the ultrasonic equipment is used for welding to play a protective role. A sealed chamber is formed around the safety valve seat groove, so that the acid mist gas generated in the battery can only pass through the filter sheet 600 and be discharged from the exhaust hole 314.

[0023] like Figure 3 , Figure 4 , Figure 6 As shown, after the battery is assembled, the thin structure 351 at the pole slot 350 is disconnected to expose the pole 220. The copper terminal 400 is installed on the terminal slot 330 and the terminal positioning structure 321, the pole hole 410 is sleeved on the pole 220, and then the pole hole 410 and the pole 220 are welded together. The color glue 500 is filled in the color glue slot 320 to play a sealing role.

[0024] like Figure 6 As shown, the copper terminal 400 is provided with bolt holes 420, one bolt hole on the front surface and one bolt hole on the top surface, and the bolt holes are threaded, which makes it easier to install and can meet different installation methods.

[0025] It should be noted that the above content only illustrates the technical idea of ​​the present invention and cannot be used to limit the protection scope of the present invention. For ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications all fall within the protection scope of the claims of the present invention.

Claims

1. A high-capacity mesh plate maintenance-free battery, characterized in that: The battery comprises a battery shell (100), an electrode group (200), a bus bar (210), a battery cover (300), a copper terminal (400), a color glue (500), an air filter (600), a safety valve (700), a surface sheet (800) and a sealing glue (900); the internal space of the battery shell (100) is used to contain the electrode group (200); a stopper (110) is provided at the shell opening; the stopper (110) and the battery cover (300) are sealed together by the sealing glue (900) to form a battery body.

2. A high-capacity punched-mesh plate maintenance-free battery according to claim 1, characterized in that: The battery cover (300) is provided with a battery cover (300) glue groove, and the glue groove is provided with a positioning rib (341), a busbar (210) glue groove and a pole (220) groove. When the battery cover (300) is matched with the battery shell (100), the positioning rib (341) positions the shell and the cover in the center. When the glue groove is filled with the sealing glue (900), the corresponding busbar (210) and the pole (220) penetrate into the busbar (210) glue groove and the pole (220) groove to perform the sealing assembly.

3. A high-capacity punched-mesh plate maintenance-free battery according to claim 1, characterized in that: The battery cover (300) is provided with a terminal slot (330) and a terminal positioning structure (321) for positioning the terminal so that the terminal can be correctly installed on the battery cover (300). The terminal is further welded to the pole (220), and then the color glue (500) is dripped into the color glue (500) slot, and sealed after curing. At the same time, different colors of glue (500) water play the role of polarity identification.

4. A high-capacity punched-mesh plate maintenance-free battery according to claim 1, characterized in that: The battery cover (300) pole (220) slot is provided with a thin structure (351). When the battery cover is sealed and the sealing glue (900) is solidified, the terminal slot is disconnected from the thin structure (351) to expose the pole (220) inside.

5. A high-capacity punched-mesh plate maintenance-free battery according to claim 1, characterized in that: The battery cover (300) is provided with a surface sheet (800) groove, and a filter sheet (600) groove, a safety valve (700) seat, and an ultrasonic welding line (820) groove (313) are provided in the surface sheet (800) groove. The filter sheet (600) is installed in the filter sheet (600) groove to filter acid mist generated in the battery. The exhaust hole (314) is connected below the filter sheet (600) groove to discharge waste gas filtered out of the acid mist through the exhaust hole (314). The safety valve (700) is installed on the safety valve (700) seat to maintain the internal pressure of the battery, control the internal chemical reaction of the battery, and prevent water loss.

6. A high-capacity punched-mesh plate maintenance-free battery according to claim 1, characterized in that: The surface sheet (800) groove structure has an ultrasonic welding wire (820) groove (313) therein, wherein the annular welding wire groove cooperates with the annular welding wire on the surface sheet (800) to form a sealed space after welding, allowing the exhaust gas to be discharged from the exhaust hole (314) through the air filter sheet (600).

7. A high capacity punched grid plate maintenance-free battery according to claim 1, characterized in that: The surface sheet (800) is provided with an ultrasonic welding line (820) on the surface sheet (800) body, which cooperates with the battery cover (300) to cover the battery top surface protection safety valve (700) and the air filter (600).

8. A high capacity punched grid plate maintenance-free battery according to claim 1, characterized in that: The copper terminal (400) is provided with a pole (220) hole, is welded to the pole (220), and is provided with a bolt hole (420).

9. A high capacity punched grid plate maintenance-free battery according to claim 1, characterized in that: The electrode group (200) is composed of a busbar (210), a pole (220), a positive electrode plate (230), a negative electrode plate (240) and a separator (250). The positive and negative electrode plates (240) are produced by a casting belt rolling process, a high-speed screen punching process and a continuous plate coating and plate separation process. The pole ears of the pole plates are connected to the busbar (210) by cast welding, and the busbar (210) is provided with a pole (220).

10. A high capacity punched grid plate maintenance-free battery according to claim 9, characterized in that: The pole (220) is welded to the copper terminal (400).

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