CN218770458U - Laminated busbar connected with contact pin type capacitor - Google Patents
Laminated busbar connected with contact pin type capacitor Download PDFInfo
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- CN218770458U CN218770458U CN202222963299.3U CN202222963299U CN218770458U CN 218770458 U CN218770458 U CN 218770458U CN 202222963299 U CN202222963299 U CN 202222963299U CN 218770458 U CN218770458 U CN 218770458U
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Abstract
The utility model discloses a laminated busbar for connecting a contact pin type capacitor, which comprises two positive plates, a negative plate and an insulating paper component; the positive plate is provided with a plurality of first mounting holes, and a plurality of first copper columns which correspond to the first mounting holes one by one are fixed on the positive plate; a plurality of second mounting holes are formed in the negative plate, and a plurality of second copper columns which correspond to the second mounting holes one by one are fixed on the negative plate; the insulating paper assembly is used for insulating and coating the positive plate and the negative plate. The utility model provides a technical scheme's beneficial effect is: the PCB is omitted, so that the cost is reduced, the time for designing and producing the PCB is saved, and the efficiency is improved; simultaneously, for arranging the assembly through the card formula nut and the stromatolite of welding on the PCB board, the utility model discloses a direct welded mode has reduced hidden danger such as nut that assembly joint probably leads to is not hard up, contact failure.
Description
Technical Field
The utility model belongs to the technical field of the female row technique of stromatolite and specifically relates to a female row of stromatolite of connecting contact pin formula electric capacity is related to.
Background
The laminated busbar is a multilayer composite structure connecting bar. Compared with the traditional, heavy, time-consuming and troublesome wiring method, the laminated busbar can provide a modern power distribution system which is easy to design, quick to install and clear in structure (such as the Chinese utility model patent with the application number of CN 201420458670.3).
As shown in fig. 1, when the laminated busbar 1 ' needs to be connected to the pin-type capacitor 2 ', the capacitor 2 ' is generally soldered to the PCB 3 ', and then connected to the laminated busbar 1 ' through the snap nut 31 ' soldered to the PCB 3 '.
However, the customized PCB 3' requires a lot of time and effort for design and production, and wastes a lot of cost; meanwhile, the clamping nut 31 ' is welded on the PCB 3 ' and connected with the laminated busbar 1 ', so that the risks of looseness and poor contact are increased; in addition, through the switching of the PCB 3', the capacitance absorption path is increased and the capacitance distribution is uneven, which affects the electrical performance of the whole product.
SUMMERY OF THE UTILITY MODEL
In view of this, it is necessary to provide a laminated busbar for connecting a pin capacitor, so as to solve the technical problems that when the laminated busbar and a pin capacitor assembly are mounted, since heat on a copper column is rapidly transferred to other regions of the laminated busbar by the laminated busbar, the welded copper column is difficult to collect heat, the welding efficiency of the copper column and the pin is low, a cold joint phenomenon is easy to occur, and the unreliability of a product is increased.
In order to achieve the purpose, the utility model provides a laminated busbar for connecting a contact pin type capacitor, which comprises two positive plates, a negative plate and an insulating paper component;
the positive plate is provided with a plurality of first mounting holes, a plurality of first copper columns which are in one-to-one correspondence with the first mounting holes are fixed on the positive plate, each first copper column is coaxially arranged with the corresponding first mounting hole, and a positive contact pin of a contact pin type capacitor is inserted into each first copper column;
the negative plate is provided with a plurality of second mounting holes, a plurality of second copper columns which are in one-to-one correspondence with the second mounting holes are fixed on the negative plate, each second copper column is coaxially arranged with the corresponding second mounting hole, and a negative contact pin of a contact pin type capacitor is inserted into each second copper column;
the insulating paper assembly is used for insulating and coating the positive plate and the negative plate.
In some embodiments, a plurality of first abdicating holes corresponding to the second mounting holes in a one-to-one manner are formed in the positive plate, and each of the first abdicating holes is coaxially arranged with the corresponding second mounting hole.
In some embodiments, the negative plate is provided with a plurality of second yielding holes corresponding to the first copper pillars one to one, and the first copper pillars pass through the corresponding second yielding holes and are in clearance fit with the corresponding second yielding holes.
In some embodiments, the positive plate has a plurality of positive connecting copper sheets formed thereon and the negative plate has a plurality of negative connecting copper sheets formed thereon.
In some embodiments, the insulating paper assembly includes a first insulating paper, a second insulating paper, a third insulating paper, a fourth insulating paper, a fifth insulating paper and a sixth insulating paper, which are parallel to each other and stacked in sequence, one of the positive electrode plates is located between the first insulating paper and the second insulating paper, the negative electrode plate is located between the third insulating paper and the fourth insulating paper, and the other of the positive electrode plates is located between the fifth insulating paper and the sixth insulating paper.
In some embodiments, the first insulating paper is provided with a plurality of first through holes matched with the first mounting holes.
In some embodiments, the first insulating paper is provided with a plurality of second through holes matched with the second mounting holes.
In some embodiments, the second insulating paper is provided with a plurality of third through holes matched with the first mounting holes.
In some embodiments, the second insulating paper is provided with a plurality of fourth through holes matched with the second mounting holes.
In some embodiments, the fourth insulating paper is provided with a plurality of fifth through holes matched with the second copper pillars.
Compared with the prior art, the utility model provides a technical scheme's beneficial effect is: when the pin type capacitor is arranged on the laminated busbar, the positive pin of the pin type capacitor is inserted into each first copper column, the negative pin of the pin type capacitor is inserted into each second copper column, then the positive pin is welded with the first copper columns, and the negative pin is welded with the second copper columns, so that the pin type capacitor is connected with the laminated busbar. Because the utility model cancels the PCB, the cost is reduced, the time for designing and producing the PCB is saved, and the efficiency is improved; meanwhile, compared with the assembly of the clamping nut and the laminated busbar which are welded on the PCB, the utility model adopts a direct welding mode, thereby reducing the hidden troubles of nut looseness, poor contact and the like which are possibly caused by assembly and connection; in addition, the contact pin type capacitor is directly welded on the laminated busbar, so that an absorption loop path is shortened, the capacitor distribution is more uniform, and the electrical performance is effectively improved.
Drawings
Fig. 1 is a schematic diagram of a conventional laminated busbar connected with a pin capacitor;
fig. 2 is a schematic perspective view of an embodiment of a laminated busbar connected to a pin capacitor and a corresponding pin capacitor provided by the present invention;
FIG. 3 is an enlarged partial view of area A of FIG. 2;
fig. 4 is a top view of the laminated busbar of fig. 2;
fig. 5 is an exploded view of the laminated busbar of fig. 2;
FIG. 6 is an enlarged view of a portion of area B of FIG. 5;
in the figure: 1 '-laminated busbar, 2' -capacitor, 3 '-PCB, 31' -snap nut, 1-positive plate, 11-first mounting hole, 12-first copper column, 14-first abdicating hole, 15-positive electrode connecting copper sheet, 2-negative plate, 22-second copper column, 25-negative electrode connecting copper sheet, 3-insulating paper component, 31-first insulating paper, 311-first perforation, 312-second perforation, 32-second insulating paper, 321-third perforation, 33-third insulating paper, 34-fourth insulating paper, 35-fifth insulating paper, 36-sixth insulating paper, 4-pin capacitor, 41-positive pin and 42-negative pin.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Referring to fig. 2-6, the present invention provides a laminated busbar for connecting a contact pin type capacitor, including two positive plates 1, a negative plate 2 and an insulating paper assembly 3, wherein the negative plate 2 is located between the two positive plates 1.
A plurality of second mounting holes are formed in the negative plate 2, a plurality of second copper columns 22 corresponding to the second mounting holes one by one are fixed on the negative plate 2, the second copper columns 22 are coaxially arranged with the corresponding second mounting holes, and each negative contact pin 42 for inserting the contact pin type capacitor 4 is arranged in each second copper column 22.
The insulating paper assembly 3 is used for insulating and coating the positive electrode plate 1 and the negative electrode plate 2.
When the pin type capacitor 4 is installed on the laminated busbar, the positive pin 41 of the pin type capacitor 4 is inserted into each first copper column 12, the negative pin 42 of the pin type capacitor 4 is inserted into each second copper column 22, then the positive pin 41 is welded with the first copper column 12, and the negative pin 42 is welded with the second copper column 22, so that the connection of the pin type capacitor 4 and the laminated busbar is realized. Because the utility model cancels the PCB, the cost is reduced, the time for designing and producing the PCB is saved, and the efficiency is improved; meanwhile, compared with the assembly of the clamping nut and the laminated busbar which are welded on the PCB, the utility model adopts a direct welding mode, thereby reducing the hidden troubles of nut looseness, poor contact and the like which are possibly caused by assembly and connection; in addition, the contact pin type capacitor 4 is directly welded on the laminated busbar, the absorption loop path is shortened, the capacitor distribution is more uniform, and the electrical performance is effectively improved.
In addition, set up first ring channel 13 on the positive plate 1 and set up the position of each electric capacity of second ring channel 23 on the negative plate 2, after the welding is accomplished, the bottom electric capacity number is more, it is uneven to probably lead to the individual height, follow-up assembly to the control box in, the electric capacity of high offset pushes up easily, there is the potential safety hazard, at this moment, can push down the electric capacity of high offset, because set up first ring channel 13 on the positive plate 1 and set up second ring channel 23 on the negative plate 2, therefore, when the electric capacity pushes down, first copper post 12 and second copper post 22 can be finely tuned from top to bottom properly, thereby prevent that the electric capacity of high offset from pushing down.
In order to facilitate the negative insertion pin 42 to pass through, referring to fig. 5-6, in a preferred embodiment, a plurality of first yielding holes 14 corresponding to the second mounting holes one to one are formed in the positive electrode plate 1, and each of the first yielding holes 14 is coaxially disposed with the corresponding second mounting hole.
In order to facilitate the first copper pillars 12 to pass through, referring to fig. 5 to 6, in a preferred embodiment, a plurality of second yielding holes corresponding to the first copper pillars 12 one to one are formed on the negative plate 2, and the first copper pillars 12 pass through the corresponding second yielding holes and are in clearance fit with the corresponding second yielding holes.
It should be understood that the wall of each first yielding hole 14 and the wall of each second yielding hole are subjected to insulation treatment to prevent short circuit, for example, an epoxy pad may be embedded, which is the prior art and will not be described herein again.
In order to facilitate the installation of the laminated busbar into the control box, referring to fig. 3 and 4, in a preferred embodiment, a plurality of positive connecting copper sheets 15 are formed on the positive plate 1, and a plurality of negative connecting copper sheets 25 are formed on the negative plate 2.
In order to realize the function of the insulating paper assembly 3, referring to fig. 5-6, in a preferred embodiment, the insulating paper assembly 3 includes a first insulating paper 31, a second insulating paper 32, a third insulating paper 33, and a fourth insulating paper 34 that are parallel to each other and stacked in sequence, one of the positive electrode plates 1 is located between the first insulating paper 31 and the second insulating paper 32, the negative electrode plate 2 is located between the third insulating paper 33 and the fourth insulating paper 34, and the other positive electrode plate 1 is located between the fifth insulating paper 35 and the sixth insulating paper 36.
In order to facilitate the positive pin 41 to pass through, referring to fig. 5-6, in a preferred embodiment, the first insulating paper 31 is provided with a plurality of first through holes 311 matching with the first mounting holes 11.
In order to facilitate the negative pin 42 to pass through, referring to fig. 5-6, in a preferred embodiment, the first insulating paper 31 is provided with a plurality of second through holes 312 matching with the second mounting holes.
In order to facilitate the first copper pillar 12 to pass through, referring to fig. 5-6, in a preferred embodiment, a plurality of third through holes 321 matching with the first mounting holes 11 are formed on the second insulating paper 32.
In order to facilitate the negative pin 42 to pass through, referring to fig. 5-6, in a preferred embodiment, a plurality of fourth through holes matched with the second mounting holes are formed on the second insulating paper 32.
In order to facilitate the second copper pillars 22 to pass through, referring to fig. 5-6, in a preferred embodiment, a plurality of fifth through holes matched with the second copper pillars 22 are formed on the fourth insulating paper 34.
It should be understood that other through holes are further formed in the third insulating paper 33 and the fourth insulating paper 34 for the negative pin 42 to pass through, which is not illustrated in the present invention.
For better understanding of the present invention, the following detailed description is made with reference to fig. 1 to 6 to illustrate the working process of the laminated busbar for connecting the contact pin type capacitor according to the present invention: when the pin type capacitor 4 is installed on the laminated busbar, the positive pin 41 of the pin type capacitor 4 is inserted into each first copper column 12, meanwhile, the negative pin 42 of the pin type capacitor 4 is inserted into each second copper column 22, then the positive pin 41 is welded with the first copper column 12, and the negative pin 42 is welded with the second copper column 22, so that the connection between the pin type capacitor 4 and the laminated busbar is realized. Because the utility model cancels the PCB, the cost is reduced, the time for designing and producing the PCB is saved, and the efficiency is improved; meanwhile, compared with the assembly of the clamping nut and the laminated busbar which are welded on the PCB, the utility model adopts a direct welding mode, thereby reducing the hidden troubles of nut looseness, poor contact and the like which are possibly caused by assembly and connection; in addition, the contact pin type capacitor 4 is directly welded on the laminated busbar, so that the absorption loop path is shortened, the capacitor distribution is more uniform, and the electrical performance is effectively improved.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A laminated busbar connected with a contact pin type capacitor is characterized by comprising two positive plates, a negative plate and an insulating paper component;
the positive plate is provided with a plurality of first mounting holes, a plurality of first copper columns which are in one-to-one correspondence with the first mounting holes are fixed on the positive plate, each first copper column is coaxially arranged with the corresponding first mounting hole, and a positive contact pin of a contact pin type capacitor is inserted into each first copper column;
the negative plate is provided with a plurality of second mounting holes, a plurality of second copper columns which are in one-to-one correspondence with the second mounting holes are fixed on the negative plate, each second copper column is coaxially arranged with the corresponding second mounting hole, and a negative pin for inserting a pin type capacitor is inserted into each second copper column;
the insulating paper assembly is used for insulating and coating the positive plate and the negative plate.
2. The laminated busbar for connecting the pin capacitors as claimed in claim 1, wherein the positive plate has a plurality of first yielding holes corresponding to the second mounting holes, and each of the first yielding holes is coaxial with the corresponding second mounting hole.
3. The laminated busbar for connecting the contact pin type capacitor according to claim 2, wherein the negative plate is provided with a plurality of second yielding holes corresponding to the first copper pillars one to one, and the first copper pillars pass through the corresponding second yielding holes and are in clearance fit with the corresponding second yielding holes.
4. The laminated busbar for connecting pin capacitors as claimed in claim 2, wherein a plurality of positive connecting copper sheets are formed on the positive plate, and a plurality of negative connecting copper sheets are formed on the negative plate.
5. The laminated busbar for connecting pin capacitors as claimed in claim 1, wherein the insulating paper assembly comprises a first insulating paper, a second insulating paper, a third insulating paper, a fourth insulating paper, a fifth insulating paper and a sixth insulating paper which are parallel to each other and stacked in sequence, one of the positive plates is located between the first insulating paper and the second insulating paper, the negative plate is located between the third insulating paper and the fourth insulating paper, and the other positive plate is located between the fifth insulating paper and the sixth insulating paper.
6. The laminated busbar for connecting pin capacitors as claimed in claim 5, wherein the first insulating paper has a plurality of first through holes formed therein, the first through holes being matched with the first mounting holes.
7. The laminated busbar for connecting pin capacitors as claimed in claim 5, wherein the first insulating paper has a plurality of second through holes corresponding to the second mounting holes.
8. The laminated busbar for connecting pin capacitors as claimed in claim 5, wherein the second insulating paper has a plurality of third through holes formed therein, the third through holes being matched with the first mounting holes.
9. The laminated busbar for connecting pin capacitors as claimed in claim 5, wherein the second insulating paper has a plurality of fourth through holes matching with the second mounting holes.
10. The laminated busbar for connecting a pin capacitor as claimed in claim 5, wherein the fourth insulating paper is provided with a plurality of fifth through holes matched with the second copper posts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222963299.3U CN218770458U (en) | 2022-11-04 | 2022-11-04 | Laminated busbar connected with contact pin type capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222963299.3U CN218770458U (en) | 2022-11-04 | 2022-11-04 | Laminated busbar connected with contact pin type capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218770458U true CN218770458U (en) | 2023-03-28 |
Family
ID=85646394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222963299.3U Active CN218770458U (en) | 2022-11-04 | 2022-11-04 | Laminated busbar connected with contact pin type capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218770458U (en) |
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2022
- 2022-11-04 CN CN202222963299.3U patent/CN218770458U/en active Active
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