Capacitor connected by clamping and welding

Abstract

The utility model discloses a capacitor in clamping and welding connection, which comprises a main capacitor, a grounding electrode terminal, an electrode leading-out terminal and a Y capacitor, and a clamping and welding terminal is arranged above the grounding electrode terminal; a clamping and welding terminal is arranged above the electrode leading-out terminal, and the electrode leading-out terminal is connected with the main capacitor so as to output two electrodes of the main capacitor; a lead is arranged above the Y capacitor, and the Y capacitor is connected with the clamping and welding terminal on the grounding electrode terminal and / or the clamping and welding terminal on the electrode leading-out terminal through the lead in a clamping and welding manner; therefore, connection is realized by fully utilizing the assembly allowance in the height direction under the condition of not increasing extra physical space through a resistor clamp welding space connection mode.

Description

Technical Field

[0001] The utility model relates to the technical field of capacitors, in particular to a capacitor with clamping welding connection. Background Art

[0002] With the rapid development of power electronics technology, metallized film capacitors are increasingly used in industrial control, new energy, automotive electronics, rail transit, power grids and other fields. At the same time, the failure safety problem of capacitors is becoming more and more prominent.

[0003] At present, the industry generally adopts screw connection to realize the physical connection between different accessories. For structures with limited internal space, this connection method will have the following problems: Since the design of the inverter box always takes precedence over the design of the capacitor, this leads to the effective utilization space of capacitor parts being limited in many cases, and there is even no suitable space for effective connection of different parts. This is most obvious in Y capacitors. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems in the above-mentioned technology to a certain extent. To this end, one purpose of the utility model is to provide a capacitor with clamping connection, which can fully utilize the assembly margin in the height direction to achieve connection without adding additional physical space through a space connection method of resistance clamping welding.

[0005] To achieve the above-mentioned purpose, the embodiment of the utility model proposes a capacitor with clamping connection, including: a main capacitor; a grounding electrode terminal, a clamping terminal is arranged above the grounding electrode terminal; an electrode lead terminal, a clamping terminal is arranged above the electrode lead terminal, and the electrode lead terminal is connected to the main capacitor to output the two electrodes of the main capacitor; a Y capacitor, a lead is arranged above the Y capacitor, and the Y capacitor is clamped and welded to the clamping terminal on the grounding electrode terminal and / or the clamping terminal on the electrode lead terminal through the lead.

[0006] The capacitor with clamp-welding connection proposed in the embodiment of the utility model comprises a main capacitor, a grounding electrode terminal, an electrode lead-out terminal and a Y capacitor, wherein a clamp-welding terminal is arranged above the grounding electrode terminal; a clamp-welding terminal is arranged above the electrode lead-out terminal, and the electrode lead-out terminal is connected to the main capacitor to output two electrodes of the main capacitor; a lead is arranged above the Y capacitor, and the Y capacitor is clamp-welded to the clamp-welding terminal on the grounding electrode terminal and / or the clamp-welding terminal on the electrode lead-out terminal through the lead; thus, through the spatial connection method of resistance clamp-welding, the assembly margin in the height direction is fully utilized to achieve connection without increasing additional physical space.

[0007] In addition, the capacitor with clamping connection proposed in the embodiment of the utility model may also have the following additional technical features:

[0008] Optionally, the electrode lead-out terminal comprises a first lead-out electrode and a second lead-out electrode, the first lead-out electrode is provided with a first clamping welding terminal and a second clamping welding terminal, and the second lead-out electrode is provided with a third clamping welding terminal and a fourth clamping welding terminal.

[0009] Optionally, the grounding electrode terminal includes a first grounding electrode terminal and a second grounding electrode terminal, the first grounding electrode terminal is provided with a fifth clamping welding terminal, and the second grounding electrode terminal is provided with a sixth clamping welding terminal.

[0010] Optionally, the Y capacitor includes a first Y capacitor, a second Y capacitor and a third Y capacitor, the first Y capacitor is provided with a first lead and a second lead, the second Y capacitor is provided with a third lead and a fourth lead, the third Y capacitor is provided with a fifth lead and a sixth lead, the first lead is clamped and welded to the first clamping terminal, the second lead is clamped and welded to the fifth clamping terminal, the third lead is clamped and welded to the second clamping terminal, the fourth lead is clamped and welded to the third clamping terminal, the fifth lead is clamped and welded to the fourth clamping terminal, and the sixth lead is clamped and welded to the sixth clamping terminal.

[0011] Optionally, the clamping terminal is a Y-shaped structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of a capacitor connected by clamping welding according to an embodiment of the utility model;

[0013] Figure 2 The figure is a schematic diagram of a capacitor structure with clamping welding connection according to an embodiment of the utility model.

[0014] Description of symbols

[0015] Main capacitor 1;

[0016] A ground electrode terminal 2, a first ground electrode terminal 21, a second ground electrode terminal 22, a fifth clamping terminal 211, and a sixth clamping terminal 221;

[0017] Electrode lead terminal 3, first lead electrode 31, second lead electrode 32, first clamping terminal 311, second clamping terminal 312, third clamping terminal 321, fourth clamping terminal 322;

[0018] Y capacitor 4 , first Y capacitor 41 , second Y capacitor 42 , third Y capacitor 43 , first lead wire 411 , second lead wire 412 , third lead wire 421 , fourth lead wire 422 , fifth lead wire 431 , and sixth lead wire 432 . DETAILED DESCRIPTION

[0019] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0020] In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0021] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0022] The following describes a capacitor with clamping connection according to an embodiment of the present invention with reference to the accompanying drawings.

[0023] like Figure 1-2 As shown, the capacitor with clamping connection proposed in the embodiment of the utility model includes a main capacitor 1, a grounding electrode terminal 2, an electrode lead terminal 3 and a Y capacitor 4.

[0024] Among them, a clamping terminal is arranged above the grounding electrode terminal 2; a clamping terminal is arranged above the electrode lead-out terminal 3, and the electrode lead-out terminal 3 is connected to the main capacitor 1 to output the two electrodes of the main capacitor 1; a lead is arranged above the Y capacitor 4, and the Y capacitor 4 is clamp-welded to the clamping terminal on the grounding electrode terminal 2 and / or the clamping terminal on the electrode lead-out terminal through the lead.

[0025] That is to say, in the absence of additional plane arrangement space, the clamping terminal is led out on the busbar body or other overlapping parts through the assembly margin in the height direction, and connected to the freely led lead structure of the Y capacitor 4, so as to achieve sufficient connection freedom.

[0026] As an embodiment, the electrode lead terminal 3 includes a first lead electrode 31 and a second lead electrode 32 . The first lead electrode 31 is provided with a first clamping terminal 311 and a second clamping terminal 312 . The second lead electrode 32 is provided with a third clamping terminal 321 and a fourth clamping terminal 322 .

[0027] As an embodiment, the grounding electrode terminal 2 includes a first grounding electrode terminal 21 and a second grounding electrode terminal 22 . The first grounding electrode terminal 21 is provided with a fifth clamping terminal 211 , and the second grounding electrode terminal 22 is provided with a sixth clamping terminal 221 .

[0028] As an embodiment, the Y capacitor 4 includes a first Y capacitor 41, a second Y capacitor 42 and a third Y capacitor 43. The first Y capacitor 41 is provided with a first lead 411 and a second lead 412, the second Y capacitor 42 is provided with a third lead 421 and a fourth lead 422, the third Y capacitor 43 is provided with a fifth lead 431 and a sixth lead 432, the first lead 411 is clamped and welded to the first clamping terminal 311, the second lead 412 is clamped and welded to the fifth clamping terminal 211, the third lead 421 is clamped and welded to the second clamping terminal 312, the fourth lead 422 is clamped and welded to the third clamping terminal 321, the fifth lead 431 is clamped and welded to the fourth clamping terminal 322, and the sixth lead 432 is clamped and welded to the sixth clamping terminal 221.

[0029] In other words, through spatial arrangement at different angles, effective connection between the Y capacitor and different types of functional components such as grounding and main electrodes can be achieved.

[0030] As an embodiment, the clamping terminal is a Y-shaped structure.

[0031] That is to say, the main body of the clamp-weld terminal is in a Y-shape or a similar functional structure, and can be quickly clamp-welded to the lead wire.

[0032] To summarize, the capacitor with clamp-weld connection proposed in the embodiment of the utility model includes a main capacitor, a grounding electrode terminal, an electrode lead-out terminal and a Y capacitor, wherein a clamp-weld terminal is arranged above the grounding electrode terminal; a clamp-weld terminal is arranged above the electrode lead-out terminal, and the electrode lead-out terminal is connected to the main capacitor to output the two electrodes of the main capacitor; a lead is arranged above the Y capacitor, and the Y capacitor is clamp-welded to the clamp-weld terminal on the grounding electrode terminal and / or the clamp-weld terminal on the electrode lead-out terminal through the lead; thus, through the spatial connection method of resistance clamp-welding, the assembly margin in the height direction is fully utilized to achieve connection without increasing additional physical space.

[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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 a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms should not be understood as necessarily being directed to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0038] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A capacitor with clamping connection, characterized in that: include: Main capacitor; A grounding electrode terminal, with a clamping terminal disposed above the grounding electrode terminal; An electrode lead-out terminal, a clamping terminal is arranged above the electrode lead-out terminal, and the electrode lead-out terminal is connected to the main capacitor to output two electrodes of the main capacitor; A Y capacitor is provided with a lead wire on the top of the Y capacitor, and the Y capacitor is clamp-welded to the clamp-weld terminal on the ground electrode terminal and / or the clamp-weld terminal on the electrode lead terminal through the lead wire.

2. The capacitor with clamp connection according to claim 1, characterized in that The electrode lead-out terminal comprises a first lead-out electrode and a second lead-out electrode, the first lead-out electrode is provided with a first clamping welding terminal and a second clamping welding terminal, and the second lead-out electrode is provided with a third clamping welding terminal and a fourth clamping welding terminal.

3. The capacitor with clamp connection according to claim 2, characterized in that The grounding electrode terminal includes a first grounding electrode terminal and a second grounding electrode terminal. The first grounding electrode terminal is provided with a fifth clamping terminal, and the second grounding electrode terminal is provided with a sixth clamping terminal.

4. The capacitor with clamp connection according to claim 3, characterized in that The Y capacitor includes a first Y capacitor, a second Y capacitor and a third Y capacitor, the first Y capacitor is provided with a first lead and a second lead, the second Y capacitor is provided with a third lead and a fourth lead, the third Y capacitor is provided with a fifth lead and a sixth lead, the first lead is connected to the first clamping terminal by clamping welding, the second lead is connected to the fifth clamping terminal by clamping welding, the third lead is connected to the second clamping terminal by clamping welding, the fourth lead is connected to the third clamping terminal by clamping welding, the fifth lead is connected to the fourth clamping terminal by clamping welding, and the sixth lead is connected to the sixth clamping terminal by clamping welding.

5. The capacitor with clamp connection according to claim 1, characterized in that The clamping terminal is a Y-shaped structure.

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