CN220439416U - Efficient heat dissipation power capacitor - Google Patents
Efficient heat dissipation power capacitor Download PDFInfo
- Publication number
- CN220439416U CN220439416U CN202322078737.2U CN202322078737U CN220439416U CN 220439416 U CN220439416 U CN 220439416U CN 202322078737 U CN202322078737 U CN 202322078737U CN 220439416 U CN220439416 U CN 220439416U
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- Prior art keywords
- wiring
- shell
- core
- capacitor
- power capacitor
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- 239000003990 capacitor Substances 0.000 title claims abstract description 55
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 230000020169 heat generation Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a high-efficiency heat-dissipation power capacitor, which belongs to the field of power equipment and comprises a wiring shell, three capacitor cores, three core cylinder shells and a mounting bracket, wherein the three core cylinder shells are sequentially arranged on the mounting bracket left and right, the three capacitor cores are respectively arranged in the core cylinder shells, the wiring shell is arranged above the core cylinder shells, three binding posts are sequentially arranged on the wiring shell left and right, the binding posts are electrically connected with the capacitor cores through wires, and the wires are arranged in the wiring shell. According to the utility model, the three capacitor cores are respectively arranged in the three core cylinder shells one by one, so that the mutual influence of heat generated by the three capacitor cores during the operation of the capacitor is effectively avoided, the heat dissipation efficiency of the capacitor is improved, and the influence of heat generation on the service life and loss of the capacitor is reduced.
Description
Technical Field
The utility model relates to the field of power equipment, in particular to a power capacitor with efficient heat dissipation.
Background
The power capacitor is important power equipment, is commonly used in all kinds of switch boards and transformer substations, and current power capacitor generally includes the box body and locates three electric capacity cores in the box body, and the top of box body is equipped with the terminal, and the wire of external circuit passes through terminal and electric capacity core electricity to be connected. In the operation process of the power capacitor, the capacitor cores can generate larger heat, and the service life and loss of the capacitor are affected due to the fact that the three capacitor cores are arranged in the same closed space, and the heat of the capacitor cores are affected.
Disclosure of Invention
The present utility model is directed to a power capacitor with efficient heat dissipation, so as to solve one or more of the above-mentioned technical problems in the background art.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a high-efficient radiating power capacitor, includes wiring shell, three electric capacity core, three core drum shell and installing support, and is three core drum shell sets up about in proper order on the installing support, three the electric capacity core is established respectively in the core drum shell, the wiring shell lid is established the top of core drum shell, be equipped with three terminal about in proper order on the wiring shell, the terminal with the electric capacity core passes through the wire electricity and is connected, the wire is established in the wiring shell.
Preferably, the wiring housing further comprises two discharge resistors, two ends of each discharge resistor are respectively and electrically connected with the adjacent wiring posts through wires, and the discharge resistors are arranged in the wiring housing.
Preferably, the capacitor further comprises an end cover, a first insulating block is embedded on the end cover, a first wiring pole piece is arranged at one end of the first insulating block, a second wiring pole piece is arranged at the other end of the first insulating block, the first wiring pole piece is electrically connected with the second wiring pole piece, the second wiring pole piece is electrically connected with the capacitor core, the end cover is arranged at the top of the core cylinder shell, the outer side of the end cover is in pressing fit with the inner side of the core cylinder shell, and the first wiring pole piece is electrically connected with the binding post through a wire.
Preferably, the device further comprises a limiting plate, wherein three limiting holes are formed in the limiting plate, the inner sides of the three limiting holes are respectively attached to the outer sides of the core cylinder shells, and the outer diameter of the end cover is larger than the inner diameter of the limiting holes.
Preferably, the second insulating block is further embedded on the wiring shell, one end of the wiring terminal penetrates through the second insulating block and stretches into the wiring shell, an external thread is arranged on the outer side of the wiring terminal, and two ends of the second insulating block are connected with the wiring terminal through nuts.
Preferably, a plurality of first mounting holes are formed in the limiting plate, a plurality of screw hole columns are formed in the bottom of the wiring shell, the screw hole columns are opposite to the first mounting holes from top to bottom, and the limiting plate is connected with the wiring shell through bolts.
Preferably, the mounting groove has been seted up to the bottom of installing support, a plurality of second mounting holes have been seted up in the mounting groove, the installing support passes through the second mounting hole with the bottom of core drum shell passes through bolted connection, the third mounting hole has been seted up to the both sides of installing support.
Preferably, the core cylinder shell is made of an aluminum alloy material.
Preferably, the wiring housing is made of an insulating material.
The beneficial effects of the utility model are as follows: according to the utility model, the three capacitor cores are respectively arranged in the three core cylinder shells one by one, so that the mutual influence of heat generated by the three capacitor cores during the operation of the capacitor is effectively avoided, the heat dissipation efficiency of the capacitor is improved, and the influence of heat generation on the service life and loss of the capacitor is reduced.
Drawings
The present utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.
FIG. 1 is a schematic overall construction of one embodiment of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of one embodiment of the present utility model;
FIG. 3 is a schematic view of the construction of a wiring housing according to one embodiment of the present utility model;
fig. 4 is a schematic structural view of a limiting plate according to one embodiment of the present utility model.
Wherein: the capacitor comprises a wiring shell 1, a capacitor core 2, a core cylinder shell 3, a mounting bracket 4, a binding post 11, a discharge resistor 21, an end cover 31, a first insulating block 32, a first wiring pole piece 321, a second wiring pole piece 322, a limiting plate 5, a limiting hole 51, a second insulating block 12, a nut 121, a first mounting hole 52, a screw hole column 13, a mounting groove 41, a second mounting hole 411 and a third mounting hole 412.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
The utility model provides a high-efficient radiating power capacitor, refer to fig. 1 and 2, including wiring shell 1, three electric capacity core 2, three core drum shell 3 and installing support 4, three core drum shell 3 sets up about in proper order on installing support 4, three electric capacity core 2 are established respectively in core drum shell 3, wiring shell 1 lid is established in the top of core drum shell 3, be equipped with three terminal 11 about in proper order on the wiring shell 1, terminal 11 passes through the wire electricity with electric capacity core 2 and is connected, the wire is established in wiring shell 1.
According to the embodiment, the three capacitor cores 2 are arranged in the three core cylinder shells 3 one by one respectively, so that the three capacitor cores 2 are arranged in independent spaces respectively, the mutual influence of heat generated by the three capacitor cores 2 during the operation of the capacitor is effectively avoided, the heat dissipation efficiency of the capacitor is improved, and the influence of heat generation on the service life and loss of the capacitor is reduced.
Preferably, the wiring housing 1 further includes two discharge resistors 21, two ends of the two discharge resistors 21 are respectively electrically connected with the adjacently arranged wiring terminals 11 through wires, and the discharge resistors 21 are arranged in the wiring housing 1. The discharging resistor 21 is arranged, so that the normal operation of the capacitor is ensured, residual charges in the capacitor are discharged through the discharging resistor 21, and the harm to human bodies during equipment maintenance is avoided.
Preferably, the capacitor further comprises an end cover 31, a first insulating block 32 is embedded on the end cover 31, a first wiring pole piece 321 is arranged at one end of the first insulating block 32, a second wiring pole piece 322 is arranged at the other end of the first insulating block 32, the first wiring pole piece 321 is electrically connected with the second wiring pole piece 322, the second wiring pole piece 322 is electrically connected with the capacitor core 2, the end cover 31 covers the top of the core cylinder shell 3, the outer side of the end cover 31 is pressed with the inner side of the core cylinder shell 3, and the first wiring pole piece 321 is electrically connected with the binding post 11 through a wire. The end cover 31 is used for covering the core cylinder shell 3, so that a closed space for the capacitor core 2 is formed with the core cylinder shell 3, and normal operation of the capacitor is ensured. The first insulation block 32 is provided to insulate the first and second electrode plates 321 and 322 from the core cylinder housing 3 and the end cap 31, so as to avoid leakage. The end cover 31 is connected with the core cylinder shell 3 through the outside of the end cover 31 and the inside of the core cylinder shell 3 in a pressing way, so that the connection between the end cover 31 and the core cylinder shell 3 is more stable, and gaps are avoided at the connection part of the end cover 31 and the core cylinder shell 3. In this embodiment, the connection between the capacitor core 2 and the terminal 11 is a planetary connection method, and in other embodiments, a triangle connection method may be used.
Preferably, referring to fig. 4, the device further comprises a limiting plate 5, three limiting holes 51 are formed in the limiting plate 5, the inner sides of the three limiting holes 51 are respectively attached to the outer sides of the three core cylinder shells 3, and the outer diameter of the end cover 31 is larger than the inner diameter of the limiting holes 51. The limiting plate 5 is arranged to limit the core cylinder shell 3, so that the core cylinder shell 3 is prevented from shifting when being subjected to lateral force, and the structure of the power capacitor is more stable; the outer diameter of the end cover 31 is larger than the inner diameter of the limiting hole 51, so that the limiting plate 5 is limited, and the limiting plate 5 is prevented from being separated from the core cylinder shell 3.
Further, a second insulating block 12 is further embedded on the wiring housing 1, one end of the wiring terminal 11 penetrates through the second insulating block 12 and stretches into the wiring housing 1, external threads are formed on the outer side of the wiring terminal 11, and two ends of the second insulating block 12 are connected with the wiring terminal 11 through nuts 121. The wiring housing 1 is made of plastic, so that cost is saved, the second insulating block 12 is made of ceramic, the insulating effect is better, and electrification of the wiring housing 1 is avoided.
Preferably, the limiting plate 5 is provided with a plurality of first mounting holes 52, the bottom of the wiring housing 1 is provided with a plurality of screw hole columns 13, referring to fig. 3, the screw hole columns 13 are vertically opposite to the first mounting holes 52, and the limiting plate 5 is connected with the wiring housing 1 through bolts. Thereby, by providing the screw hole posts 13 and the first mounting holes 52, the connection of the limiting plate 5 and the wiring housing 1 is achieved, so that the wiring housing 1 is fixed above the core cylinder housing 3.
Preferably, the bottom of the mounting bracket 4 is provided with a mounting groove 41, a plurality of second mounting holes 411 are formed in the mounting groove 41, the mounting bracket 4 is connected with the bottom of the core cylinder shell 3 through bolts through the second mounting holes 411, and the two sides of the mounting bracket 4 are provided with third mounting holes 412. The mounting groove 41 is formed, so that uneven bottoms of the mounting brackets 4 are avoided; third mounting holes 412 are provided on both sides of the mounting bracket 4 for connection with an external structure.
Preferably, the core cylinder housing 3 is made of an aluminum alloy material. The core cylinder shell 3 is made of aluminum alloy materials, and the heat dissipation effect is better.
Preferably, the wiring housing 1 is made of an insulating material. In this embodiment, the wiring housing 1 is made of plastic, has a certain insulation effect, and has low production cost.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.
Claims (9)
1. The utility model provides a high-efficient radiating power capacitor, its characterized in that, includes wiring shell, three electric capacity core, three core drum shell and installing support, and is three core drum shell sets up about in proper order on the installing support, three the electric capacity core is established respectively in the core drum shell, the wiring shell lid is established the top of core drum shell, be equipped with three terminal about in proper order on the wiring shell, the terminal with the electric capacity core passes through the wire electricity and is connected, the wire is established in the wiring shell.
2. The high-efficiency heat dissipation power capacitor according to claim 1, wherein the wiring housing further comprises two discharge resistors, two ends of each of the two discharge resistors are electrically connected with the adjacent wiring terminals through wires, and the discharge resistors are arranged in the wiring housing.
3. The efficient heat dissipation power capacitor of claim 1, further comprising an end cover, wherein a first insulating block is embedded on the end cover, a first wiring pole piece is arranged at one end of the first insulating block, a second wiring pole piece is arranged at the other end of the first insulating block, the first wiring pole piece is electrically connected with the second wiring pole piece, the second wiring pole piece is electrically connected with the capacitor core, the end cover is covered on the top of the core cylinder shell, the outer side of the end cover is pressed with the inner side of the core cylinder shell, and the first wiring pole piece is electrically connected with the wiring terminal through a wire.
4. The efficient heat dissipation power capacitor as recited in claim 3, further comprising a limiting plate, wherein three limiting holes are formed in the limiting plate, the inner sides of the three limiting holes are respectively attached to the outer sides of the three core cylinder shells, and the outer diameter of the end cover is larger than the inner diameter of the limiting holes.
5. The efficient heat dissipation power capacitor of claim 1, wherein a second insulating block is further embedded on the wiring housing, one end of the wiring terminal penetrates through the second insulating block and stretches into the wiring housing, external threads are formed on the outer side of the wiring terminal, and two ends of the second insulating block are connected with the wiring terminal through nuts.
6. The efficient heat dissipation power capacitor according to claim 4, wherein the limiting plate is provided with a plurality of first mounting holes, a plurality of screw hole columns are arranged at the bottom of the wiring shell, the screw hole columns are vertically opposite to the first mounting holes, and the limiting plate is connected with the wiring shell through bolts.
7. The efficient heat dissipation power capacitor of claim 1, wherein a mounting groove is formed in the bottom of the mounting bracket, a plurality of second mounting holes are formed in the mounting groove, the mounting bracket is connected with the bottom of the core cylinder shell through bolts through the second mounting holes, and third mounting holes are formed in two sides of the mounting bracket.
8. A high efficiency heat dissipating power capacitor in accordance with claim 1 wherein said core cylindrical housing is made of an aluminum alloy material.
9. A high efficiency heat dissipating power capacitor in accordance with claim 1 wherein said wiring housing is made of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322078737.2U CN220439416U (en) | 2023-08-03 | 2023-08-03 | Efficient heat dissipation power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322078737.2U CN220439416U (en) | 2023-08-03 | 2023-08-03 | Efficient heat dissipation power capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220439416U true CN220439416U (en) | 2024-02-02 |
Family
ID=89693412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322078737.2U Active CN220439416U (en) | 2023-08-03 | 2023-08-03 | Efficient heat dissipation power capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220439416U (en) |
-
2023
- 2023-08-03 CN CN202322078737.2U patent/CN220439416U/en active Active
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