Button type supercapacitor series connection mechanism

Abstract

The utility model discloses a button type super capacitor series connection mechanism which comprises a fixing ring, the top of the fixing ring is fixedly connected with a connecting ring, the side wall of the outer ring of the connecting ring is provided with external threads, the top of the fixing ring is provided with two vertical grooves which are symmetrically arranged, the two vertical grooves are internally connected with limiting blocks in a sliding mode, and the limiting blocks are connected with the fixing ring in a sliding mode. V-shaped connecting pieces are arranged on the side walls of the two limiting blocks, an annular supporting plate is fixedly connected to the side wall of the inner ring of the fixing ring, a capacitor body is placed on the top of the annular supporting plate, and the bottoms of the two V-shaped connecting pieces abut against the side wall of the top of the capacitor body. According to the utility model, through the mutual cooperation of the limiting rods, the fixing rings, the pull blocks, the V-shaped connecting sheets and other parts, the two capacitor bodies are connected in series without welding, so that the two capacitor bodies can be connected in series quickly and disassembled and replaced quickly, and the operation is simple, convenient and quick.

Description

Technical Field

[0001] The utility model relates to the technical field of supercapacitors, in particular to a button-type supercapacitor series connection mechanism. Background Art

[0002] Supercapacitor is a new type of energy storage device, which has many advantages such as fast charging and discharging speed, high specific power, long cycle life, wide operating temperature range, energy saving and environmental protection, etc. It has been widely used in automobiles, wind power generation, urban light rail, subway, solar energy, smart three-meter, tax control cash register, power tools, UPS and heavy industrial equipment. In the production process of button supercapacitor products, the voltage is increased by using multiple single capacitors in series. Conventional button supercapacitor series connection method: a 0.2-0.5mm thick nickel strip is welded between two single capacitors by resistance welding for series connection.

[0003] For example, Chinese patent publication number CN205845719U discloses a button-type supercapacitor series welding structure, which includes two button supercapacitors connected in series, wherein the two single-chip button supercapacitors are supercapacitors with different defined polarities, wherein the outer shell end of one of the single-chip button supercapacitors is the positive electrode, and the outer shell end of the other single-chip button supercapacitor is the negative electrode, and the outer shell end faces of the two single-chip button supercapacitors are fitted together, and the two single-chip button supercapacitors are evenly welded at the edge of the overlapping surface by laser welding.

[0004] However, in the above solution, the capacitors are connected in series by welding, but it is not convenient to quickly disassemble and replace the capacitors after the series connection, and the convenience is not high. Utility Model Content

[0005] The utility model provides a button-type supercapacitor series connection mechanism to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A button-type supercapacitor series connection mechanism comprises a fixing ring, a connecting ring is fixedly connected to the top of the fixing ring, an external thread is provided on the outer ring side wall of the connecting ring, two symmetrically arranged vertical grooves are provided on the top of the fixing ring, limiting blocks are slidably connected in the two vertical grooves, and the side walls of the two limiting blocks are provided with V-shaped connecting pieces, an annular support plate is fixedly connected to the side wall of the inner ring of the fixing ring, a capacitor body is placed on the top of the annular support plate, a limiting device is provided on the side wall of the fixing ring, the bottoms of the two V-shaped connecting pieces are both against the top side wall of the capacitor body, a threaded ring groove is provided at the bottom of the fixing ring, and the connecting ring is adapted to the threaded ring groove.

[0008] As a further improvement of the present technical solution: the limiting device includes a limiting rod, the side wall of the limiting rod is fixedly connected to a pulling block, a first spring is sleeved on the side wall of the outer ring of the limiting rod, and the two ends of the first spring are respectively fixedly connected to the side walls of the pulling block and the fixing ring, and one end of the limiting rod passes through the side wall of the fixing ring and extends to the top of the capacitor body.

[0009] As a further improvement of the technical solution: the side wall at one end of the limit rod is arranged in an inclined shape.

[0010] As a further improvement of the technical solution: the surface of the pulling block is provided with anti-slip grooves.

[0011] As a further improvement of the technical solution: a second spring is provided between the upper and lower inner walls of the two V-shaped connecting pieces.

[0012] As a further improvement of the technical solution: the two V-shaped connecting pieces are both made of copper.

[0013] Compared with the prior art, the beneficial effect of the utility model is that the device, through the cooperation of components such as the limit rod, the fixing ring, the pull block, the V-shaped connecting piece, etc., does not need to use welding to connect the two capacitor bodies in series, thereby facilitating the rapid series connection and rapid disassembly and replacement of the two capacitor bodies, and the operation is simple, convenient and fast.

[0014] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 This is a front cross-sectional structural schematic diagram of a button-type supercapacitor series connection mechanism proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the front cross-sectional structure of a button-type supercapacitor series connection mechanism proposed by the utility model when not in series connection;

[0018] Figure 3 This is a schematic diagram of the structure of a V-shaped connecting piece in a series connection mechanism of a button-type supercapacitor proposed in the utility model, viewed from above;

[0019] Figure 4 The present invention is a schematic front view of the structure of a button-type supercapacitor series connection mechanism.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Fixing ring; 2. Vertical groove; 3. Connecting ring; 4. Threaded ring groove; 5. Annular support plate; 6. Capacitor body; 7. Limit rod; 8. First spring; 9. Pull block; 10. Second spring; 11. V-shaped connecting piece; 12. Limit block. DETAILED DESCRIPTION

[0022] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. It should be noted that the accompanying drawings are all in a very simplified form and are not in precise proportions, and are only used to facilitate and clearly assist in explaining the purpose of the embodiments of the present invention.

[0023] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] See also Figure 1-4In an embodiment of the utility model, a button-type supercapacitor series connection mechanism comprises a fixing ring 1, a connecting ring 3 is fixedly connected to the top of the fixing ring 1, an external thread is arranged on the outer ring side wall of the connecting ring 3, two symmetrically arranged vertical grooves 2 are opened on the top of the fixing ring 1, and the two vertical grooves 2 are slidably connected to the limiting blocks 12, and the side walls of the two limiting blocks 12 are provided with V-shaped connecting pieces 11, an annular support plate 5 is fixedly connected to the inner ring side wall of the fixing ring 1, a capacitor body 6 is placed on the top of the annular support plate 5, a limiting device is arranged on the side wall of the fixing ring 1, the bottoms of the two V-shaped connecting pieces 11 are both against the top side wall of the capacitor body 6, a threaded ring groove 4 is opened at the bottom of the fixing ring 1, and the connecting ring 3 is adapted to the threaded ring groove 4.

[0026] See also Figure 1-2 , Figure 4 The limiting device includes a limiting rod 7, a pulling block 9 is fixedly connected to the side wall of the limiting rod 7, a first spring 8 is sleeved on the side wall of the outer ring of the limiting rod 7, and both ends of the first spring 8 are respectively fixedly connected to the pulling block 9 and the side wall of the fixing ring 1. One end of the limiting rod 7 passes through the side wall of the fixing ring 1 and extends to the top of the capacitor body 6. When the capacitor body 6 enters the fixing ring 1, it will squeeze the inclined side wall of the limiting rod 7, so that the limiting rod 7 moves along the side wall of the capacitor body 6. The limiting rod 7 drives the first spring 8 to move through the pulling block 9, so that the first spring 8 is in a stressed state. When the bottom of the capacitor body 6 is against the top side wall of the annular support plate 5, one end of the limiting rod 7 is separated from the side wall of the capacitor body 6. Under the action of the first spring 8, the limiting rod 7 is automatically reset, thereby limiting and fixing the capacitor body 6.

[0027] See also Figure 1-2 The side wall at one end of the limiting rod 7 is arranged in an inclined shape. When the capacitor body 6 is placed in the fixing ring 1, the capacitor body 6 will automatically squeeze the inclined side wall of the limiting rod 7 to move the limiting rod 7. There is no need to manually pull the limiting rod 7 to move, which is more convenient.

[0028] See also Figure 1-2 , Figure 4 The surface of the pull block 9 is provided with anti-skid patterns to prevent slipping when the pull block 9 is pulled.

[0029] See also Figure 1 , Figure 3 A second spring 10 is provided between the upper and lower side walls of the two V-shaped connecting pieces 11. The second spring 10 can be used to increase the elasticity of the V-shaped connecting piece 11 so that the upper and lower sides of the V-shaped connecting piece 11 always rest against the side walls of the two capacitor bodies 6.

[0030] See also Figure 1 , Figure 3 The two V-shaped connecting pieces 11 are both made of copper material, which has good electrical conductivity, thereby increasing the electrical conductivity of the two V-shaped connecting pieces 11 .

[0031] The working principle of the utility model is as follows: when two capacitor bodies 6 need to be connected in series, the capacitor bodies 6 are placed on the top side walls of the annular support plates 5 in different fixing rings 1. When the capacitor bodies 6 enter the fixing ring 1, the inclined side walls of the limiting rods 7 are squeezed, so that the limiting rods 7 move along the side walls of the capacitor bodies 6. The limiting rods 7 drive the first springs 8 to move through the pull blocks 9, so that the first springs 8 are in a stressed state. When the bottom of the capacitor body 6 abuts against the top side wall of the annular support plate 5, one end of the limiting rod 7 is separated from the side wall of the capacitor body 6. Under the action of the first spring 8, the limiting rods 7 are automatically reset, thereby The capacitor body 6 is limited and fixed by placing two limit blocks 12 in the two vertical grooves 2 so that the bottoms of the two V-shaped connecting pieces 11 are against the top side walls of the capacitor body 6, and then the connecting ring 3 on the top of the fixing ring 1 is screwed into the threaded ring groove 4 at the bottom of the other fixing ring 1, so that the two fixing rings 1 are connected and fixed. At this time, the upper and lower side walls of the two V-shaped connecting pieces 11 are respectively against the side walls of the two capacitor bodies 6, so that the two capacitor bodies 6 are connected in series, and there is no need to use welding to connect the two capacitor bodies 6 in series, so that the two capacitor bodies 6 are quickly connected in series and quickly disassembled and replaced.

[0032] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A button-type supercapacitor series connection mechanism, comprising a fixing ring (1), characterized in that: The top of the fixing ring (1) is fixedly connected to a connecting ring (3), and an outer thread is provided on the side wall of the outer ring of the connecting ring (3). The top of the fixing ring (1) is provided with two symmetrically arranged vertical grooves (2), and the two vertical grooves (2) are both slidably connected with limit blocks (12). The side walls of the two limit blocks (12) are both provided with V-shaped connecting pieces (11). The inner side wall of the fixing ring (1) is fixedly connected to an annular support plate (5), and a capacitor body (6) is placed on the top of the annular support plate (5). The side wall of the fixing ring (1) is provided with a limiting device, and the bottoms of the two V-shaped connecting pieces (11) are both against the top side wall of the capacitor body (6). The bottom of the fixing ring (1) is provided with a threaded ring groove (4), and the connecting ring (3) is adapted to the threaded ring groove (4).

2. A button-type supercapacitor series connection mechanism according to claim 1, characterized in that: The limiting device comprises a limiting rod (7), a pull block (9) is fixedly connected to the side wall of the limiting rod (7), a first spring (8) is sleeved on the outer ring side wall of the limiting rod (7), two ends of the first spring (8) are respectively fixedly connected to the pull block (9) and the side wall of the fixing ring (1), and one end of the limiting rod (7) passes through the side wall of the fixing ring (1) and extends to the top of the capacitor body (6).

3. A button-type supercapacitor series connection mechanism according to claim 2, characterized in that: The side wall at one end of the limiting rod (7) is arranged in an inclined shape.

4. A button-type supercapacitor series connection mechanism according to claim 2, characterized in that: The surface of the pull block (9) is provided with anti-slip grooves.

5. The button-type supercapacitor series connection mechanism according to claim 1, characterized in that: A second spring (10) is provided between the upper and lower side walls of the two V-shaped connecting pieces (11).

6. The button-type supercapacitor series connection mechanism according to claim 1, characterized in that: The two V-shaped connecting pieces (11) are both made of copper.

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