CN216487703U - Capacitor and positioning locking structure thereof - Google Patents
Capacitor and positioning locking structure thereof Download PDFInfo
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- CN216487703U CN216487703U CN202122719940.4U CN202122719940U CN216487703U CN 216487703 U CN216487703 U CN 216487703U CN 202122719940 U CN202122719940 U CN 202122719940U CN 216487703 U CN216487703 U CN 216487703U
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Abstract
The utility model discloses a capacitor and a positioning locking structure thereof, wherein the positioning locking structure comprises a busbar, an electrode, a locking piece and a core group, wherein the busbar is provided with a positioning groove and a positioning hole; the electrode is provided with a boss matched with the positioning groove and a locking hole matched with the positioning hole, and the boss is clamped into the positioning groove for positioning; the locking piece penetrates through the positioning hole of the busbar and the locking hole of the electrode so as to fixedly connect the busbar with the electrode; and the electrode leading-out end of the core group is fixedly connected with the busbar. The utility model can solve the problems of difficult positioning between the busbar and the electrode, easy dislocation and sliding in the welding process and the like, ensure the reliable welding of the electrode to enhance the connection strength and simultaneously improve the production efficiency.
Description
Technical Field
The utility model relates to the technical field of capacitors, in particular to a capacitor and a positioning locking structure thereof.
Background
The capacitor is widely used in electronic equipment, plays a role in energy storage or filtering, and mainly covers rail transit, flexible direct transmission and transformation, photovoltaic, wind power and the like in the application field. Wherein dry-type square-shell type condenser mainly includes core group, female arranging, metal casing, electrode, insulating layer and casting glue, wherein, core group and electrode welding back, outside parcel insulating layer is placed in metal casing in, and the clearance between core group and the metal casing adopts the casting glue to carry out the embedment encapsulation to guarantee that core group can obtain effective protection and structural support.
The existing welding mode is that after a copper strip is welded with a gold spraying layer of a core group, the structure of the copper strip is a copper strip structure for welding a capacitor disclosed in the publication No. CN207199470U, and a leading-out end of the copper strip is directly welded with an electrode in a tin soldering or heavy-current welding mode. The disadvantage of this method is that the copper strip and the electrode are relatively difficult to locate, and the relative position distance is not fixed well; dislocation and looseness are easy to occur in the welding process; and the electrode is the part that condenser current converges and concentrates, and individual volume is great, in order to guarantee the reliability combination of copper strips and electrode and in order to guarantee the current-carrying in the use, required welding duration is longer, and current welding mode makes welding efficiency low because the location is difficult.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the art described above. Therefore, an object of the present invention is to provide a positioning locking structure of a capacitor, so as to effectively solve the problems of difficult positioning between a busbar and an electrode, easy dislocation and sliding in a welding process, and the like, ensure reliable welding of the electrode to enhance the connection strength, and improve the production efficiency.
A second object of the present invention is to provide a capacitor.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a positioning locking structure for a capacitor, including:
the busbar is provided with a positioning groove and a positioning hole;
the electrode is provided with a boss matched with the positioning groove and a locking hole matched with the positioning hole, and the boss is clamped into the positioning groove for positioning;
the locking piece penetrates through the positioning hole of the busbar and the locking hole of the electrode so as to fixedly connect the busbar with the electrode;
and the electrode leading-out end of the core group is fixedly connected with the busbar.
According to the positioning locking structure of the capacitor, the busbar is provided with the positioning groove and the positioning hole, the electrode is provided with the boss matched with the positioning groove and the locking hole matched with the positioning hole, the boss is clamped into the positioning groove for positioning, and the locking piece penetrates through the positioning hole of the busbar and the locking hole of the electrode to fixedly connect the busbar and the electrode, so that the positioning and fixing of the electrode and the busbar are realized, the problems of difficult positioning between the busbar and the electrode, easy dislocation and sliding in a welding process and the like are effectively solved, the reliable welding of the electrode is ensured, the connection strength is enhanced, and the production efficiency is improved; and then, the joint of the electrode and the busbar is covered by adopting a welding mode, so that the reliable connection of the electrode and the busbar is ensured, and the requirements of high current resistance and external stress impact resistance are met.
In addition, the positioning locking structure of the capacitor according to the above embodiment of the present invention may further have the following additional technical features:
optionally, the busbar is provided with at least two groups of slotted hole combinations of positioning grooves and positioning holes, the positioning grooves and the positioning holes of one group of slotted hole combinations are correspondingly matched with the bosses and the locking holes of the electrodes, the positioning holes of the other group of slotted hole combinations are matched with the limiting holes of the switching busbar, and the busbar is fixedly connected with the switching busbar by penetrating through the positioning holes and the limiting holes through fixed connecting pieces.
Specifically, the fixed connecting piece comprises a pan head screw and a nut, and the pan head screw sequentially penetrates through the positioning hole of the busbar and the limiting hole of the switching busbar and then is connected with the nut so as to fixedly connect the busbar with the switching busbar.
Optionally, the locking piece is a pan head screw, correspondingly, the locking hole of the electrode is a threaded hole, and the pan head screw penetrates through the positioning hole of the busbar and is connected with the threaded hole of the electrode.
Optionally, the electrode leading-out end of the core group is fixedly connected with the busbar through welding.
Optionally, a joint of the electrode and the busbar is covered by solder.
Optionally, the positioning groove of the busbar and the boss of the electrode matched with the positioning groove are non-circular.
Optionally, the core group is formed by welding cores of the same pole by using a copper strip in a positioning manner, two end faces of the core group are taken as two poles and are led out by the copper strip, and the led-out copper strip is welded to the busbar.
In order to achieve the above object, a second embodiment of the present invention provides a capacitor, which includes the above positioning locking structure.
According to the embodiment of the utility model, the capacitor comprises a positioning locking structure, as the busbar is provided with the positioning groove and the positioning hole, the electrode is provided with the boss matched with the positioning groove and the locking hole matched with the positioning hole, the boss is clamped into the positioning groove for positioning, and the locking piece penetrates through the positioning hole of the busbar and the locking hole of the electrode to fixedly connect the busbar and the electrode, so that the positioning and fixing of the electrode and the busbar are realized, the problems of difficult positioning between the busbar and the electrode, easy dislocation and sliding in the welding process and the like are effectively solved, the reliable welding of the electrode is ensured, the connection strength is enhanced, and the production efficiency is improved; and then, the connection part of the electrode and the busbar is covered by adopting a welding mode, so that the reliable connection of the electrode and the busbar is ensured, and the requirements of high current resistance and external stress impact resistance are met.
Drawings
Fig. 1 is a schematic diagram of a busbar structure according to a first embodiment of the present invention;
FIG. 2 is a schematic diagram of an electrode structure according to a first embodiment of the present invention;
FIG. 3 is a bottom view of an electrode according to a first embodiment of the present invention;
fig. 4 is a schematic diagram illustrating positioning and locking of a busbar and an electrode according to a first embodiment of the utility model;
fig. 5 is a schematic view illustrating connection between a busbar and a core pack according to a first embodiment of the present invention;
fig. 6 is a schematic diagram of a busbar structure according to a second embodiment of the present invention;
fig. 7 is a schematic diagram illustrating positioning and locking of the electrode and the busbar according to a second embodiment of the utility model;
fig. 8 is a schematic view of positioning and locking the busbar, the electrode and the switching busbar according to the second embodiment of the utility model;
fig. 9 is a top view of positioning and locking the busbar and the electrode and the switching busbar according to the second embodiment of the utility model.
Description of the reference symbols
Positioning hole 12 electrode 2
The stopper hole 61 fixes the connecting member 7.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
According to the utility model, the busbar is provided with the positioning groove and the positioning hole, the electrode is provided with the boss matched with the positioning groove and the locking hole matched with the positioning hole, the boss is clamped into the positioning groove for positioning, the locking piece penetrates through the positioning hole of the busbar and the locking hole of the electrode to fixedly connect the busbar and the electrode, so that the positioning and fixing of the electrode and the busbar are realized, the problems of difficult positioning between the busbar and the electrode, easy dislocation and sliding in the welding process and the like are effectively solved, the reliable welding of the electrode is ensured, the connection strength is enhanced, and the production efficiency is improved; and then, the joint of the electrode and the busbar is covered by adopting a welding mode, so that the reliable connection of the electrode and the busbar is ensured, and the requirements of high current resistance and external stress impact resistance are met.
In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the utility model are shown in the drawings, it should be understood that the utility model can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example one
As shown in fig. 1 to fig. 5, a positioning locking structure of a capacitor according to an embodiment of the present invention includes a busbar 1, electrodes 2, a locking member 3, and a core assembly 4.
The busbar 1 is provided with a positioning groove 11 and a positioning hole 12. Optionally, the positioning slot 11 of the busbar 1 is configured to be non-circular, and may be square, triangular, racetrack-shaped, and the like. The positioning holes 12 may be circular, square or triangular, and the positioning holes 12 may be two or more, and the arrangement may be symmetrical or asymmetrical.
The electrode 2 is provided with a boss 21 matched with the positioning groove 11 and a locking hole 22 matched with the positioning hole 12, and the boss 21 is clamped into the positioning groove 11 for positioning. Alternatively, the bosses 21 of the electrode 2 are provided in a non-circular shape to be positioned in cooperation with the positioning grooves 11, and may be square, triangular, racetrack-shaped, etc.
The locking piece 3 penetrates through the positioning hole 12 of the busbar 1 and the locking hole 22 of the electrode 2 to fixedly connect the busbar 1 and the electrode 2. Optionally, the locking member 3 is a pan head screw, and correspondingly, the locking hole 22 of the electrode 2 is a threaded hole, and the pan head screw passes through the positioning hole 12 of the busbar 1 and is connected with the threaded hole of the electrode 2.
Optionally, the joint of the electrode 2 and the busbar 1 is covered by soldering tin to ensure reliable connection of the electrode 2 and the busbar 1, so as to meet the requirements of high current resistance and external stress impact resistance.
The electrode leading-out end of the core group 4 is fixedly connected with the busbar 1. Optionally, the electrode leading-out end of the core group 4 is fixedly connected with the busbar 1 through welding. The core group 4 is formed by welding the cores of the same pole by the copper strips 5 in a positioning way, two end faces of the core group 4 are taken as two poles and are led out by the copper strips 5, the led-out copper strips 5 are welded on the busbar 1, and the concrete structure of the core group 4 can refer to the copper strip structure for welding the capacitor disclosed in the publication No. CN 207199470U.
According to the positioning locking structure of the capacitor, the busbar 1 is provided with the positioning groove 11 and the positioning hole 12, the electrode 2 is provided with the boss 21 matched with the positioning groove 11 and the locking hole 22 matched with the positioning hole 12, the boss 21 is clamped into the positioning groove 11 for positioning, the locking piece 3 penetrates through the positioning hole 12 of the busbar 1 and the locking hole 22 of the electrode 2 to fixedly connect the busbar 1 and the electrode 2, so that the positioning and fixing of the electrode 2 and the busbar 1 are realized, the problems of difficult positioning between the busbar 1 and the electrode 2, easy dislocation and sliding in a welding process and the like are effectively solved, the reliable welding of the electrode is ensured, the connection strength is enhanced, and the production efficiency is improved; and then, the joint of the electrode 2 and the busbar 1 is covered by adopting a welding mode, so that the reliable connection of the electrode 2 and the busbar 1 is ensured, and the requirements of high current resistance and external stress impact resistance are met.
As shown in fig. 1 to 5, a capacitor according to an embodiment of the present invention includes a positioning locking structure, where the positioning locking structure includes a busbar 1, an electrode 2, a locking member 3, and a core assembly 4. The busbar 1 is provided with a positioning groove 11 and a positioning hole 12. The electrode 2 is provided with a boss 21 matched with the positioning groove 11 and a locking hole 22 matched with the positioning hole 12, and the boss 21 is clamped into the positioning groove 11 for positioning. The locking piece 3 penetrates through the positioning hole 12 of the busbar 1 and the locking hole 22 of the electrode 2 to fixedly connect the busbar 1 and the electrode 2. The electrode leading-out end of the core group 4 is fixedly connected with the busbar 1.
Example two
As shown in fig. 6 to 9, a positioning locking structure of a capacitor disclosed in the second embodiment of the present invention is different from the first embodiment in that the busbar 1 has a different structure, in this embodiment, the busbar 1 is provided with at least two sets of slot combinations of the positioning slots 11 and the positioning holes 12, as shown in fig. 6, the positioning slots 11 and the positioning holes 12 of one set of slot combination are correspondingly matched with the bosses 21 and the locking holes 22 of the electrodes 2, that is, the bosses 21 of the electrodes 2 are clamped into the positioning slots 11 of the busbar 1, and the locking pieces 3 pass through the positioning holes 12 of the busbar 1 and the locking holes 22 of the electrodes 2, so as to fixedly connect the busbar 1 with the electrodes 2. The positioning holes 12 of the other set of slot hole combination are matched with the limiting holes 61 of the switching busbar 6, and the busbar 1 is fixedly connected with the switching busbar 6 by the fixing connecting piece 7 passing through the positioning holes 12 of the busbar 1 and the limiting holes 61 of the switching busbar 6, as shown in fig. 8.
Specifically, the fixed connecting piece 7 comprises a pan head screw and a nut, and the pan head screw sequentially penetrates through the positioning hole 12 of the busbar 1 and the limiting hole 61 of the switching busbar 6 and then is connected with the nut, so that the busbar 1 is fixedly connected with the switching busbar 6.
According to the positioning locking structure of the capacitor in the second embodiment of the utility model, the busbar 1 is provided with the positioning groove 11 and the positioning hole 12, the electrode 2 is provided with the boss 21 matched with the positioning groove 11 and the locking hole 22 matched with the positioning hole 12, the boss 21 is clamped into the positioning groove 11 for positioning, and the locking piece 3 penetrates through the positioning hole 12 of the busbar 1 and the locking hole 22 of the electrode 2 to fixedly connect the busbar 1 and the electrode 2, so that the positioning and fixing of the electrode 2 and the busbar 1 are realized, the problems of difficult positioning between the busbar 1 and the electrode 2, easy dislocation and sliding in a welding process and the like are effectively solved, the reliable welding of the electrode is ensured, the connection strength is enhanced, and the production efficiency is improved; and then, the joint of the electrode 2 and the busbar 1 is covered by adopting a welding mode, so that the reliable connection of the electrode 2 and the busbar 1 is ensured, and the requirements of high current resistance and external stress impact resistance are met.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the terminology used in the description presented above should not be understood as necessarily referring to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. A capacitor positioning locking structure is characterized by comprising:
the bus bar is provided with a positioning groove and a positioning hole;
the electrode is provided with a boss matched with the positioning groove and a locking hole matched with the positioning hole, and the boss is clamped into the positioning groove for positioning;
the locking piece penetrates through the positioning hole of the busbar and the locking hole of the electrode so as to fixedly connect the busbar with the electrode;
and the electrode leading-out end of the core group is fixedly connected with the busbar.
2. The positioning and locking structure of capacitor as claimed in claim 1, wherein the bus bar has at least two sets of slot combination of positioning slot and positioning hole, wherein the positioning slot and positioning hole of one set of slot combination are correspondingly matched with the boss and locking hole of the electrode, the positioning hole of the other set of slot combination is matched with the limiting hole of the switching bus bar, and the bus bar is fixedly connected with the switching bus bar by a fixing connector passing through the positioning hole and the limiting hole.
3. The positioning locking structure of the capacitor as claimed in claim 2, wherein the fixing connector comprises a pan head screw and a nut, and the pan head screw sequentially passes through the positioning hole of the busbar and the limiting hole of the switching busbar and then is connected with the nut so as to fixedly connect the busbar and the switching busbar.
4. The positioning and locking structure of capacitor as claimed in claim 1, wherein the locking member is a pan head screw, and correspondingly, the locking hole of the electrode is a threaded hole, and the pan head screw passes through the positioning hole of the busbar and connects with the threaded hole of the electrode.
5. The positioning and locking structure of capacitor as claimed in claim 1, wherein the electrode terminals of the core assembly are fixedly connected to the bus bars by welding.
6. The positioning and locking structure of capacitor as claimed in claim 1, wherein the connection between said electrodes and said busbar is covered by solder.
7. The positioning locking structure of capacitor as claimed in claim 1, wherein the positioning groove of the busbar and the boss of the electrode engaged therewith are configured in a non-circular shape.
8. The positioning locking structure of capacitor as claimed in claim 1, wherein said core assembly is formed by welding the cores of the same polarity with copper strips, and two end faces of said core assembly are led out by copper strips as two poles, and the led copper strips are welded to said bus bar.
9. A capacitor comprising the positioning locking structure of the capacitor according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122719940.4U CN216487703U (en) | 2021-11-08 | 2021-11-08 | Capacitor and positioning locking structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122719940.4U CN216487703U (en) | 2021-11-08 | 2021-11-08 | Capacitor and positioning locking structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216487703U true CN216487703U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122719940.4U Active CN216487703U (en) | 2021-11-08 | 2021-11-08 | Capacitor and positioning locking structure thereof |
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| Country | Link |
|---|---|
| CN (1) | CN216487703U (en) |
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2021
- 2021-11-08 CN CN202122719940.4U patent/CN216487703U/en active Active
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