CN214476970U - Electric connection device applied to electrical equipment - Google Patents
Electric connection device applied to electrical equipment Download PDFInfo
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- CN214476970U CN214476970U CN202120637088.3U CN202120637088U CN214476970U CN 214476970 U CN214476970 U CN 214476970U CN 202120637088 U CN202120637088 U CN 202120637088U CN 214476970 U CN214476970 U CN 214476970U
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- copper bar
- electric capacity
- aluminum plate
- connection device
- capacitor
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Abstract
The utility model discloses an be applied to electrical equipment's electric connection device, it includes first copper bar, second copper bar, a plurality of aluminum plate and a plurality of electric capacity, a plurality of the electric capacity is the array and distributes and be formed with a plurality of electric capacity row, a plurality of aluminum plate is located arbitrary adjacent two respectively between the electric capacity row, just aluminum plate's both sides are connected respectively in adjacent two the electric capacity is arranged, the both ends of first copper bar are connected respectively in two aluminum plate, the second copper bar includes two copper bar limit portions, two copper bar limit portion is connected respectively in a plurality of two that the most leaned on the limit is arranged to the electric capacity row the electric capacity is arranged. A plurality of capacitor banks are connected through a plurality of aluminum plates, so that the current balance of multipoint connection is realized on the premise of ensuring enough current carrying capacity; the structural stability is improved, so that the arrangement of component supports can be reduced, and the assembly efficiency is improved; meanwhile, the material cost of the aluminum plate is lower than that of the copper bar, so that the production cost is reduced.
Description
Technical Field
The utility model relates to an be applied to electrical equipment's electric connection device.
Background
With the vigorous development of the social industry, copper bar connecting components are also increasingly applied to high-power frequency converters. The copper bar has excellent comprehensive mechanical properties, excellent corrosion resistance, good cold-working formability and particularly more excellent conductivity.
However, in the design of the common copper bar connection structure, the copper bars are generally connected in a strip shape, and although the strip connection has the advantages of firm connection and space saving, the following disadvantages are also present:
first, the copper bar strip connection does not allow for multi-point current balancing, such as in a series or parallel dc bus connection system.
Secondly, the material price of copper bar is on the high side, and the mode of strip connection makes the material quantity of equipment increase, and the cost increases.
Thirdly, the strip connection mode of the copper bars leads the structure to have unstable factors after the multipoint connecting parts are connected, and extra structural parts are needed for reinforcement.
Therefore, the connection mode that the aluminum plate replaces the copper bar in the electrical equipment realizes that the installation is simple and firm, the cost is low, and the production efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the above-mentioned not enough of current existence, the utility model provides a be applied to electrical equipment's electric connection device.
The utility model discloses a realize through following technical scheme:
the utility model provides an electric connection device for electrical equipment, its includes first copper bar, second copper bar, a plurality of aluminum plate and a plurality of electric capacity, a plurality of the electric capacity is array distribution and is formed with a plurality of electric capacity row, a plurality of aluminum plate is located arbitrary adjacent two respectively between the electric capacity row, just aluminum plate's both sides are connected respectively in adjacent two the electric capacity row, the both ends of first copper bar are connected respectively in two aluminum plate, the second copper bar includes two copper bar limit portions, two copper bar limit portion is connected respectively in a plurality of two that the most leaned on the limit is arranged to the electric capacity row the electric capacity is arranged.
Furthermore, the second copper bar further comprises a first connecting portion, the first connecting portion is located on one side of the plurality of capacitor bars, and two ends of the first connecting portion are connected to two edges of the copper bar respectively.
Further, the second copper bar further comprises at least one second connecting portion, and two ends of the second connecting portion are respectively connected to the first connecting portion and the aluminum plate.
Further, the shape of first copper bar is the U-shaped, first copper bar pass through the fastener connect in aluminum plate with electric capacity.
Furthermore, the aluminum plate is provided with two rows of first connecting holes, and the two rows of first connecting holes are respectively connected to each capacitor in the two capacitor rows through fasteners.
Further, the electric connection device applied to the electric equipment further comprises a capacitor support, wherein a second connection hole is formed in the aluminum plate, and the second connection hole is connected to the capacitor support through a fastener.
Further, the first copper bar and the second copper bar are connected to the capacitor support through fasteners.
Further, the number of the capacitor rows is four, the number of the aluminum plates is three, and the three aluminum plates are located between the four capacitor rows.
Further, the surfaces of the first copper bar, the second copper bar and the aluminum plates are all plated with tin.
The beneficial effects of the utility model reside in that: a plurality of capacitor banks are connected through a plurality of aluminum plates, so that the current balance of multipoint connection is realized on the premise of ensuring enough current carrying capacity; the structural stability is improved, so that the arrangement of component supports can be reduced, and the assembly efficiency is improved; meanwhile, the material cost of the aluminum plate is lower than that of the copper bar, so that the production cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an electrical connection device applied to electrical equipment according to an embodiment of the present invention.
Description of reference numerals:
first copper bar 1
Second copper bar 2
Second connecting portion 23
Aluminum plate 3
Capacitor 4
Capacitor support 5
Detailed Description
The following description of the embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced.
As shown in fig. 1, this embodiment discloses an electric connection device for electrical equipment, this an electric connection device for electrical equipment includes first copper bar 1, second copper bar 2, a plurality of aluminum plate 3 and a plurality of electric capacity 4, a plurality of electric capacity 4 is array distribution and is formed with a plurality of electric capacity row, a plurality of aluminum plate 3 is located between two arbitrary adjacent electric capacity rows respectively, and aluminum plate 3's both sides are connected respectively in two adjacent electric capacity rows, the both ends of first copper bar 1 are connected respectively in two aluminum plate 3, second copper bar 2 includes two copper bar limit portions 21, two copper bar limit portions 21 are connected respectively in two electric capacity rows that are the most on the limit in a plurality of electric capacity rows.
A plurality of capacitor rows distributed in an array are connected through a plurality of aluminum plates 3, and the current balance of multipoint connection is realized on the premise of ensuring enough current carrying capacity; the structural stability among the capacitor rows is improved, so that the arrangement of component supports can be reduced, and the assembly efficiency is improved; meanwhile, the material cost of the aluminum plate 3 is lower than that of the copper bar, so that the production cost is reduced. The aluminum plate replaces the copper bar, so that the assembly is simple and rapid, the connection is reliable, and the cost is low. Two copper bar edges 21 are arranged in two capacitor rows which are the most close to the edges of the plurality of capacitor rows, so that the electric connection device applied to the electric equipment has excellent stability.
The aluminum plate 3 has two rows of first connection holes, and the two rows of first connection holes are respectively connected to each capacitor 4 in the two capacitor rows through fasteners. The two rows of first connecting holes are respectively connected with the two capacitor rows, so that the structural connection stability is high, and the current balance of multi-point connection is realized. The aluminum plate 3 is plate-shaped, two adjacent capacitor banks are connected, the assembly is very convenient, the connection is reliable, and the cost is low.
The second copper bar 2 further includes a first connecting portion 22, the first connecting portion 22 is located on one side of the plurality of capacitor bars, and two ends of the first connecting portion 22 are respectively connected to the two copper bar side portions 21. The two copper bar side parts 21 are connected through the first connecting part 22, and the installation and the connection are very convenient. Meanwhile, the first connecting part 22 is arranged on the side, so that the structure is compact, and the occupied space is very small.
The second copper bar 2 further comprises at least one second connecting portion 23, and two ends of the second connecting portion 23 are connected to the first connecting portion 22 and the aluminum plate 3 respectively. The second connecting part 23 is used for conveniently installing and connecting the second copper bar 2 and the aluminum plate 3.
The shape of first copper bar 1 is the U-shaped, and first copper bar 1 passes through the fastener to be connected in aluminum plate 3 and electric capacity 4. The connection strength is high, and the installation and the connection are convenient.
In the present embodiment, the number of capacitor rows is four, the number of aluminum plates 3 is three, and three aluminum plates 3 are located between four capacitor rows. Wherein, the surfaces of the first copper bar 1, the second copper bar 2 and the aluminum plates 3 are all tinned.
The electric connection device applied to the electrical equipment further comprises a capacitor support 5, wherein a second connection hole is formed in the aluminum plate 3 and is connected to the capacitor support 5 through a fastener. The structural stability is further increased through the capacitor support 5, and the safety stability of the electric connection device applied to the electrical equipment is greatly improved.
First copper bar 1 and second copper bar 2 all connect in electric capacity support 5 through the fastener. Structural strength is high, and improves assembly efficiency.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (9)
1. The utility model provides an electric connection device for electrical equipment, its characterized in that, it includes first copper bar, second copper bar, a plurality of aluminum plate and a plurality of electric capacity, a plurality of the electric capacity is array distribution and is formed with a plurality of electric capacity row, a plurality of aluminum plate is located arbitrary adjacent two respectively between the electric capacity row, just aluminum plate's both sides are connected respectively in adjacent two the electric capacity is arranged, the both ends of first copper bar are connected respectively in two aluminum plate, the second copper bar includes two copper bar limit portions, two copper bar limit portions are connected respectively in a plurality of two that the most leaned on the limit is arranged to the electric capacity row the electric capacity is arranged.
2. The electrical connection device as claimed in claim 1, wherein the second copper bar further comprises a first connecting portion, the first connecting portion is located at one side of the plurality of capacitor bars, and two ends of the first connecting portion are respectively connected to two edges of the copper bar.
3. The electrical connection device as claimed in claim 2, wherein the second copper bar further comprises at least one second connection portion, and two ends of the second connection portion are respectively connected to the first connection portion and the aluminum plate.
4. The electrical connection device as claimed in claim 1, wherein the first copper bar is U-shaped, and the first copper bar is connected to the aluminum plate and the capacitor by fasteners.
5. The electrical connection device as claimed in claim 1, wherein the aluminum plate has two rows of first connection holes, and the two rows of first connection holes are connected to each of the two capacitor rows by fasteners.
6. The electrical connection device as claimed in claim 1, further comprising a capacitor holder, wherein the aluminum plate has a second connection hole, and the second connection hole is connected to the capacitor holder by a fastening member.
7. The electrical connection device as claimed in claim 6, wherein the first copper bar and the second copper bar are connected to the capacitor support by fasteners.
8. The electrical connection device as claimed in claim 1, wherein the number of said capacitor rows is four, the number of said aluminum plates is three, and three of said aluminum plates are located between four of said capacitor rows.
9. The electrical connection device as claimed in claim 1, wherein the first copper bar, the second copper bar and the plurality of aluminum plates are plated with tin on their surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120637088.3U CN214476970U (en) | 2021-03-29 | 2021-03-29 | Electric connection device applied to electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120637088.3U CN214476970U (en) | 2021-03-29 | 2021-03-29 | Electric connection device applied to electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214476970U true CN214476970U (en) | 2021-10-22 |
Family
ID=78175794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120637088.3U Active CN214476970U (en) | 2021-03-29 | 2021-03-29 | Electric connection device applied to electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214476970U (en) |
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2021
- 2021-03-29 CN CN202120637088.3U patent/CN214476970U/en active Active
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