Polarity lead-out type cover plate structure

Abstract

The utility model discloses a polarity lead-out type cover plate structure comprising a metal cover plate, the top of the metal cover plate is provided with a through groove, the through groove is internally provided with a sealing ring, the sealing ring is internally provided with a mounting seat, the inner side of the mounting seat is provided with a first pin, the top of the metal cover plate is connected with a circular ring plate, and the circular ring plate is connected with a second pin. And a second pin is mounted on the inner side of the circular ring plate. According to the utility model, the second pins are connected with the circular ring plate, and the circular ring plate is connected with the metal cover plate, so that the first pins and the second pins are connected in parallel, the second pins have an integral structure, are easy to process and form and low in cost, and the processing angle is controlled stably and is easy to match with a bonding pad of a PCB (Printed Circuit Board) through equidistant arrangement of the circumference; and more welding points are arranged, so that automatic grabbing is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of super capacitors, in particular to a polarity lead-out cover plate structure. Background Art

[0002] Supercapacitor is a new type of energy storage component, which is widely used in wind turbine pitch systems, new energy, transportation, industry and other fields. It has the advantages of fast charging and discharging speed, high power density, large capacity, support for large current charging and discharging, long cycle life and environmental protection. It can provide rapid energy release and meet high power requirements.

[0003] The rated voltage of supercapacitors is very low, and a large number of them need to be connected in series in applications. Since large current charging and discharging are often required in applications, it is crucial that the voltages on each single capacitor in the series are consistent. In the prior art, a cover plate with conductive terminals is usually used to achieve the purpose of voltage equalization. For example, application number "202210518016.6" proposes a single cover plate with a special structure. However, the conductive terminals led out from the cover plate have a special structure, and the position needs to be precisely controlled for welding the conductive terminals, which is difficult.

[0004] Therefore, it is necessary to provide a cover plate structure with polarity lead-out to solve the above technical problems. Utility Model Content

[0005] The purpose of the utility model is to provide a cover plate structure with polarity lead-out to solve the problem in the above-mentioned background technology that the conductive terminal structure of the cover plate lead-out is special and the position needs to be precisely controlled for welding the conductive terminal, which is difficult. The technical solution of the utility model is aimed at the technical problem that the existing technical solution is too single, and provides a solution that is significantly different from the existing technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cover plate structure with polarity lead-out, comprising a metal cover plate, a through groove is opened on the top of the metal cover plate, a sealing ring is installed inside the through groove, a mounting seat is installed inside the sealing ring, a first pin is installed on the inner side of the mounting seat, a circular ring plate is connected to the top of the metal cover plate, and a second pin is installed on the inner side of the circular ring plate.

[0007] Preferably, the mounting seat includes a first annular block mounted on the inner side of the sealing ring, an annular resistor is mounted on the inner side of the first annular block, and a second annular block is connected to the bottom of the outer wall of the annular resistor.

[0008] Preferably, the outer side of the second annular block is fitted to the inner bottom of the sealing ring, and the bottom of the second annular block is connected to a T-shaped circular plate, and the top of the T-shaped circular plate is installed on the bottom of the metal cover plate.

[0009] Preferably, a clamping block is connected to the bottom of the first pin, and the clamping block is clamped on the inner side of the annular resistor.

[0010] Preferably, welding grooves are equidistantly formed on the inner side of the annular plate, and second pins extending vertically upward are installed inside the welding grooves.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model connects the second pin with the circular plate through the setting, and the circular plate is connected with the metal cover plate, so that a parallel relationship is formed between the first pin and the second pin, and the overall structure of the second pin is easy to process and form, with low cost. The control of the processing angle is stable through the equidistant setting of the circumference, which is easy to match the pad of the PCB, and the setting of more welding points is more convenient and automatic grasping. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the utility model;

[0014] Figure 2 This is a three-dimensional diagram of the metal cover plate and the circular ring plate of the utility model being separated;

[0015] Figure 3 It is a separation schematic diagram of the utility model;

[0016] Figure 4 It is a three-dimensional schematic diagram of the utility model installed on the top of the aluminum shell.

[0017] In the figure: 1, metal cover plate; 2, through groove; 3, sealing ring; 4, mounting seat; 401, first circular ring block; 402, circular ring resistor; 403, second circular ring block; 5, first pin; 6, circular ring plate; 7, second pin; 8, T-shaped circular plate; 9, clamping block; 10, welding groove. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0020] See also Figure 1-4 A polarity lead-out cover structure includes a metal cover 1, a through groove 2 is opened on the top of the metal cover 1, a sealing ring 3 is installed inside the through groove 2, a mounting seat 4 is installed inside the sealing ring 3, a first pin 5 is installed on the inner side of the mounting seat 4, a circular plate 6 is connected to the top of the metal cover 1, and a second pin 7 is installed on the inner side of the circular plate 6.

[0021] like Figure 1-4 As shown, the mounting seat 4 includes a first circular block 401 installed on the inner side of the sealing ring 3, a circular resistor 402 is installed on the inner side of the first circular block 401, and a second circular block 403 is connected to the bottom of the outer wall of the circular resistor 402. The first pin 5 is connected to the circular resistor 402 through the arrangement of the circular resistor 402, which has the effect of equalizing pressure and balancing.

[0022] like Figure 1-4 As shown, the outer side of the second circular block 403 is attached to the inner bottom of the sealing ring 3, and the bottom of the second circular block 403 is connected to a T-shaped circular plate 8, and the top of the T-shaped circular plate 8 is installed on the bottom of the metal cover plate 1. The first circular block 401 and the second circular block 403 cooperate with the sealing ring 3 to have a good sealing effect. When the metal cover plate 1 is installed on the top of the aluminum shell, the problem of electrolyte flowing out of the shell can be avoided.

[0023] like Figure 1-4 As shown, a clamping block 9 is connected to the bottom of the first pin 5 , and the clamping block 9 is clamped on the inner side of the annular resistor 402 . The first pin 5 is connected to the annular resistor 402 through the provided clamping block 9 .

[0024] like Figure 1-4 As shown, welding grooves 10 are equidistantly provided on the inner side of the circular plate 6, and a second pin 7 pointing vertically upward is installed inside the welding groove 10. The second pin 7 is connected to the circular plate 6, and the circular plate 6 is connected to the metal cover plate 1, so that a parallel relationship is formed between the first pin 5 and the second pin 7, and the overall structure of the second pin 7 is easy to process and form, with low cost, and can also be increased by subsequent welding. In addition, the second pin 7 is arranged equidistantly around the circumference, so that the control of the processing angle is stable, and it is easy to match the pad of the PCB, and the more welding points are arranged, the more convenient and automatic grasping is.

[0025] Working principle: When in use, the first pin 5 is connected to the annular resistor 402 through the set clamping block 9, and the first annular block 401 and the second annular block 403 cooperate with the sealing ring 3 to have a good sealing effect. When the metal cover plate 1 is installed on the top of the aluminum shell, the problem of electrolyte outflow inside the shell can be avoided. The second pin 7 is connected to the annular plate 6, and the annular plate 6 is connected to the metal cover plate 1, so that a parallel relationship is formed between the first pin 5 and the second pin 7, and the overall structure of the second pin 7 is easy to process and form, with low cost. The circumferential equidistant setting makes the control of the processing angle stable and easy to match the PCB pad, and the setting of more welding points is more convenient and automatic grasping.

[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A polarity lead-out cover plate structure, comprising a metal cover plate (1), characterized in that: A through groove (2) is provided on the top of the metal cover plate (1), a sealing ring (3) is installed inside the through groove (2), a mounting seat (4) is installed inside the sealing ring (3), a first pin (5) is installed on the inner side of the mounting seat (4), a circular plate (6) is connected to the top of the metal cover plate (1), and a second pin (7) is installed on the inner side of the circular plate (6).

2. A cover plate structure with polarity lead-out according to claim 1, characterized in that: The mounting seat (4) comprises a first annular block (401) mounted on the inner side of the sealing ring (3), a circular resistor (402) being mounted on the inner side of the first annular block (401), and a second annular block (403) being connected to the bottom of the outer wall of the circular resistor (402).

3. A cover plate structure with polarity lead-out according to claim 2, characterized in that: The outer side of the second circular ring block (403) is fitted onto the inner bottom of the sealing ring (3), and the bottom of the second circular ring block (403) is connected to a T-shaped circular plate (8), the top of the T-shaped circular plate (8) being mounted on the bottom of the metal cover plate (1).

4. A cover plate structure with polarity extraction according to claim 3, characterized in that: A clamping block (9) is connected to the bottom of the first pin (5), and the clamping block (9) is clamped on the inner side of the annular resistor (402).

5. A polarity lead-out cover structure according to claim 4, characterized in that: The inner side of the circular plate (6) is provided with welding grooves (10) at equal intervals, and a second pin (7) extending vertically upward is installed inside the welding groove (10).

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