CN218647783U - Film capacitor connection structure capable of flexibly switching electrode to connect positive electrode and negative electrode - Google Patents
Film capacitor connection structure capable of flexibly switching electrode to connect positive electrode and negative electrode Download PDFInfo
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- CN218647783U CN218647783U CN202222972618.7U CN202222972618U CN218647783U CN 218647783 U CN218647783 U CN 218647783U CN 202222972618 U CN202222972618 U CN 202222972618U CN 218647783 U CN218647783 U CN 218647783U
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Abstract
The utility model discloses a film capacitor connection structure of positive negative pole is connected to nimble switching electrode, including setting up in the first connecting element and the second coupling assembling of electric capacity core both sides, the electric capacity core include first electric capacity core, set up in the second electric capacity core of first electric capacity core downside, first electric capacity core upside is equipped with first interface, second interface respectively, first electric capacity core one side is equipped with first connecting element, first connecting element includes first copper sheet and second copper sheet, the second copper sheet is located the first copper sheet outside, first connecting element offside is equipped with second coupling assembling, second coupling assembling includes third copper sheet and fourth copper sheet, the fourth copper sheet is located the third copper sheet outside. The utility model discloses a foretell film capacitor connection structure of positive negative pole is connected to nimble switching electrode, low in production cost, excellent in use effect can effectively ensure the quality of solder joint.
Description
Technical Field
The utility model belongs to the technical field of capacitor product technique and specifically relates to a film capacitor connection structure who switches electrode connection positive negative pole in a flexible way is related to.
Background
As shown in fig. 1, in the conventional capacitor connection structure, a copper sheet on a capacitor often needs to be welded for multiple times, which increases welding uncertainty and raises the quality hidden trouble of a product.
In addition, the welding points on the end faces of the same capacitor core are too close, so that the problem of welding scald is easily caused. In addition, in the welding process, the bending of the copper sheet can cause the welding point to fall off, thereby improving the production cost and easily causing economic loss.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a film capacitor connection structure of positive negative pole is connected to nimble switching electrode, low in production cost, excellent in use effect can effectively ensure the quality of solder joint.
In order to realize the above object, the utility model provides a film capacitor connection structure of positive negative pole is connected to nimble switching electrode, including setting up in the first connecting elements and the second coupling assembling of electric capacity core both sides, the electric capacity core include first electric capacity core, set up in the second electric capacity core of first electric capacity core downside, first electric capacity core upside is equipped with first interface, second interface respectively, first electric capacity core one side is equipped with first connecting elements, first connecting elements includes first copper sheet and second copper sheet, the second copper sheet is located the first copper sheet outside, first connecting elements offside is equipped with second coupling assembling, second coupling assembling includes third copper sheet and fourth copper sheet, the fourth copper sheet is located the third copper sheet outside.
Preferably, the first copper sheet, the second copper sheet, the third copper sheet and the fourth copper sheet are all U-shaped, an insulating plate is arranged at the contact position of the inner side of the third copper sheet and the first capacitor core, the insulating plate is in an inverted L shape, and the lower side of the second interface is connected with the first copper sheet.
Preferably, the lower part of the first copper sheet is welded with the upper end face of the first capacitor core through a first welding point, and the upper part of the first copper sheet is connected with a second interface; the lower part of the second copper sheet is welded with the lower end face of the second capacitor core through a second welding point, and the upper part of the second copper sheet is connected with the first copper sheet; the lower part of the third copper sheet is welded with the lower end face of the first capacitor core through a third welding point, and the upper part of the third copper sheet is connected with a fourth copper sheet; the lower part of the fourth copper sheet is welded with the upper end face of the second capacitor core through a fourth welding point, and the upper part of the fourth copper sheet is connected with the first interface.
Preferably, the middle part of the joint of the first capacitor core and the second capacitor core is of a cavity structure.
Preferably, the lower part of the first copper sheet is welded with the upper end face of the first capacitor core through a first welding point, and the upper part of the first copper sheet is connected with the second interface; the lower part of the second copper sheet is welded with the upper end face of the second capacitor core through a second welding point, and the upper part of the second copper sheet is connected with the first copper sheet; the lower part of the third copper sheet is welded with the upper end face of the second capacitor core through a third welding point, and the upper part of the third copper sheet is connected with the fourth copper sheet; the lower part of the fourth copper sheet is welded with the lower end face of the second capacitor core through a fourth welding point, and the upper part of the fourth copper sheet is connected with the first interface.
Preferably, an insulating layer is arranged between the first capacitor core and the second capacitor core.
Therefore, the utility model adopts the above-mentioned film capacitor connection structure of positive negative pole is connected to nimble switching electrode, its technological effect as follows:
(1) The welding times on the end face of the capacitor core are reduced, so that welding materials can be saved, the production cost is reduced, and the using effect is improved.
(2) The copper sheet is of a pre-bending type, so that bending is not needed in the operation process, and the quality of welding spots is effectively guaranteed.
(3) Through the different settings of copper sheet position and welding position, realized the switching of positive negative pole of electrode connection.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is an elevation of an old structure of capacitor connections;
fig. 2 is a schematic diagram of an embodiment of the connection structure of the film capacitor for flexibly switching the connection of the electrodes to the positive electrode and the negative electrode of the present invention;
fig. 3 is a front view of an embodiment of the connection structure of the film capacitor for flexibly switching the connection of the electrodes to the positive and negative electrodes according to the present invention;
fig. 4 is a schematic diagram of different electrode connection embodiments of the connection structure of the film capacitor for flexibly switching the electrodes to connect the positive electrode and the negative electrode according to the present invention;
fig. 5 is a front view of different electrode connection embodiments of the connection structure of the film capacitor for flexibly switching the connection of the electrodes to the positive electrode and the negative electrode of the present invention.
Reference numerals
1. An insulating plate; 2. a first copper sheet; 3. a second copper sheet; 4. a third copper sheet; 5. a fourth copper sheet; 6. a first solder joint; 7. a second solder joint; 8. a third solder joint; 9. a fourth solder joint; 10. a first capacitor core; 11. a second capacitive core; 12. an insulating layer; 13. a first interface; 14. a second interface.
Detailed Description
The technical solution of the present invention is further explained by the accompanying drawings and examples.
Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and the like, herein does not denote any order, quantity, or importance, but rather the terms "first," "second," and the like are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Example one
As shown in fig. 2-3, a film capacitor connection structure for flexibly switching connection of an electrode to a positive electrode and a negative electrode includes a first connection assembly and a second connection assembly disposed on two sides of a capacitor core, where the capacitor core includes a first capacitor core 10 and a second capacitor core 11 disposed on a lower side of the first capacitor core 10, a first interface 13 and a second interface 14 are respectively disposed on an upper side of the first capacitor core 10, the first connection assembly is disposed on one side of the first capacitor core 10, the first connection assembly includes a first copper sheet 2 and a second copper sheet 3, the second copper sheet 3 is located on an outer side of the first copper sheet 2, the second connection assembly is disposed on an opposite side of the first connection assembly, the second connection assembly includes a third copper sheet 4 and a fourth copper sheet 5, and the fourth copper sheet 5 is located on an outer side of the third copper sheet 4.
The first copper sheet 2, the second copper sheet 3, the third copper sheet 4 and the fourth copper sheet 5 are all U-shaped. An insulation board 1 is arranged at the contact position of the inner side of the third copper sheet 4 and the first capacitor core 10, the insulation board 1 is in an inverted L shape, and the lower side of the second interface 14 is connected with the first copper sheet 2.
The lower part of the first copper sheet 2 is welded with the upper end face of the first capacitor core 10 through a first welding spot 6, and the upper part of the first copper sheet is connected with a second interface 14; the lower part of the second copper sheet 3 is welded with the lower end face of the second capacitor core 11 through a second welding point 7, and the upper part of the second copper sheet is connected with the first copper sheet 2; the lower part of the third copper sheet 4 is welded with the lower end face of the first capacitor core 10 through a third welding spot 8, and the upper part of the third copper sheet is connected with the fourth copper sheet 5; the lower part of the fourth copper sheet 5 is welded with the upper end surface of the second capacitor core 11 through a fourth welding spot 9, and the upper part of the fourth copper sheet is connected with the first interface 13.
And the middle part of the joint of the first capacitor core 10 and the second capacitor core 11 is a cavity structure.
The connecting structure realizes the connection of the middle parts of the two capacitors with the same electrode, namely the lower end face of the first capacitor core 10 and the upper end face of the second capacitor core 11 are the same electrode when being led out, and the joint part does not need to be provided with a separate insulating layer.
Example two
As shown in fig. 4-5, a film capacitor connection structure for flexibly switching connection of an electrode to a positive electrode and a negative electrode includes a first connection assembly and a second connection assembly disposed on two sides of a capacitor core, where the capacitor core includes a first capacitor core 10 and a second capacitor core 11 disposed on a lower side of the first capacitor core 10, a first interface 13 and a second interface 14 are respectively disposed on an upper side of the first capacitor core 10, the first connection assembly is disposed on one side of the first capacitor core 10, the first connection assembly includes a first copper sheet 2 and a second copper sheet 3, the second copper sheet 3 is located on an outer side of the first copper sheet 2, the second connection assembly is disposed on an opposite side of the first connection assembly, the second connection assembly includes a third copper sheet 4 and a fourth copper sheet 5, and the fourth copper sheet 5 is located on an outer side of the third copper sheet 4.
The first copper sheet 2, the second copper sheet 3, the third copper sheet 4 and the fourth copper sheet 5 are all U-shaped. An insulation board 1 is arranged at the contact position of the inner side of the third copper sheet 4 and the first capacitor core 10, the insulation board 1 is in an inverted L shape, and the lower side of the second interface 14 is connected with the first copper sheet 2.
The lower part of the first copper sheet 2 is welded with the upper end face of the first capacitor core 10 through a first welding point 6, and the upper part of the first copper sheet is connected with a second interface 14; the lower part of the second copper sheet 3 is welded with the upper end face of the second capacitor core 11 through a second welding point 7, and the upper part of the second copper sheet is connected with the first copper sheet 2; the lower part of the third copper sheet 3 is welded with the upper end face of the second capacitor core 11 through a third welding spot 8, and the upper part of the third copper sheet is connected with the fourth copper sheet 5; the lower part of the fourth copper sheet 5 is welded with the lower end face of the second capacitor core 11 through a fourth welding spot 9, and the upper part of the fourth copper sheet is connected with the first interface 13.
An insulating layer is provided between the first capacitor core 10 and the second capacitor core 11.
The connection structure realizes the connection of different electrodes between the two capacitors, namely different electrodes are formed when the lower end face of the first capacitor core 10 and the upper end face of the second capacitor core 11 are led out.
The above embodiments show the connection of only two capacitive cores. In two different connection modes, the copper sheets are pre-bent without being bent again in the use process, the first copper sheet is the same in size and position, the second copper sheet, the third copper sheet and the fourth copper sheet comprise two short copper sheets and one long copper sheet which are the same in size, and the flexible switching of the connection of the electrodes with the positive electrode and the negative electrode can be realized through the position and welding point setting switching.
Therefore, the utility model adopts the film capacitor connecting structure for flexibly switching the connection of the electrode with the positive electrode and the negative electrode, the welding times on the end surface of the capacitor core is reduced, the welding materials can be saved, the production cost is reduced, and the use effect is increased; the copper sheet is of a pre-bending type, so that bending is not needed in the operation process, and the quality of welding spots is effectively guaranteed; through the different settings of copper sheet position and welding position, realized the switching of positive negative pole of electrode connection.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a nimble film capacitor connection structure who switches electrode connection positive negative pole which characterized in that: including setting up in first coupling assembling and the second coupling assembling of electric capacity core both sides, the electric capacity core include first electric capacity core, set up in the second electric capacity core of first electric capacity core downside, first electric capacity core upside is equipped with first interface, second interface respectively, first electric capacity core one side is equipped with first coupling assembling, first coupling assembling includes first copper sheet and second copper sheet, the second copper sheet is located the first copper sheet outside, first coupling assembling offside is equipped with second coupling assembling, second coupling assembling includes third copper sheet and fourth copper sheet, the fourth copper sheet is located the third copper sheet outside.
2. The connection structure of the film capacitor for flexibly switching the connection of the electrode to the positive electrode and the negative electrode as claimed in claim 1, wherein: the first copper sheet, the second copper sheet, the third copper sheet and the fourth copper sheet are all U-shaped, an insulation board is arranged at the contact position of the inner side of the third copper sheet and the first capacitor core, the insulation board is inverted L-shaped, and the lower side of the second interface is connected with the first copper sheet.
3. The connection structure of the film capacitor for flexibly switching the connection of the electrode to the positive electrode and the negative electrode as claimed in claim 2, wherein: the lower part of the first copper sheet is welded with the upper end face of the first capacitor core through a first welding point, and the upper part of the first copper sheet is connected with a second interface; the lower part of the second copper sheet is welded with the lower end face of the second capacitor core through a second welding point, and the upper part of the second copper sheet is connected with the first copper sheet; the lower part of the third copper sheet is welded with the lower end face of the first capacitor core through a third welding point, and the upper part of the third copper sheet is connected with a fourth copper sheet; the lower part of the fourth copper sheet is welded with the upper end face of the second capacitor core through a fourth welding point, and the upper part of the fourth copper sheet is connected with the first interface.
4. The film capacitor connecting structure for flexibly switching the connection of the electrodes to the positive electrode and the negative electrode as claimed in claim 3, wherein: and the middle part of the joint of the first capacitor core and the second capacitor core is of a cavity structure.
5. The connection structure of the film capacitor for flexibly switching the connection of the electrode to the positive electrode and the negative electrode as claimed in claim 2, wherein: the lower part of the first copper sheet is welded with the upper end face of the first capacitor core through a first welding point, and the upper part of the first copper sheet is connected with the second interface; the lower part of the second copper sheet is welded with the upper end face of the second capacitor core through a second welding point, and the upper part of the second copper sheet is connected with the first copper sheet; the lower part of the third copper sheet is welded with the upper end face of the second capacitor core through a third welding point, and the upper part of the third copper sheet is connected with the fourth copper sheet; the lower part of the fourth copper sheet is welded with the lower end face of the second capacitor core through a fourth welding point, and the upper part of the fourth copper sheet is connected with the first interface.
6. The film capacitor connecting structure for flexibly switching the connection of the electrodes to the positive electrode and the negative electrode according to claim 5, wherein: an insulating layer is arranged between the first capacitor core and the second capacitor core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222972618.7U CN218647783U (en) | 2022-11-08 | 2022-11-08 | Film capacitor connection structure capable of flexibly switching electrode to connect positive electrode and negative electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222972618.7U CN218647783U (en) | 2022-11-08 | 2022-11-08 | Film capacitor connection structure capable of flexibly switching electrode to connect positive electrode and negative electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218647783U true CN218647783U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222972618.7U Active CN218647783U (en) | 2022-11-08 | 2022-11-08 | Film capacitor connection structure capable of flexibly switching electrode to connect positive electrode and negative electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218647783U (en) |
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2022
- 2022-11-08 CN CN202222972618.7U patent/CN218647783U/en active Active
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